/* roulang page: index */
:root {
            --primary: #FF4D2E;
            --primary-dark: #e03d1f;
            --primary-light: #ff6b4d;
            --secondary: #1A1A2E;
            --secondary-light: #252540;
            --bg-light: #F5F7FA;
            --bg-white: #ffffff;
            --text-dark: #333333;
            --text-mid: #666666;
            --text-light: #999999;
            --text-white: #ffffff;
            --gradient-hero: linear-gradient(135deg, #1A1A2E 0%, #252540 30%, #FF4D2E 100%);
            --gradient-card: linear-gradient(135deg, #FF4D2E 0%, #ff6b4d 100%);
            --gradient-dark: linear-gradient(135deg, #1A1A2E 0%, #0d0d1a 100%);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 30px;
            --radius-full: 50px;
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 16px 44px rgba(0, 0, 0, 0.14);
            --shadow-nav: 0 4px 24px rgba(0, 0, 0, 0.18);
            --shadow-btn: 0 6px 20px rgba(255, 77, 46, 0.35);
            --shadow-btn-hover: 0 10px 28px rgba(255, 77, 46, 0.5);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --font-hero: 48px;
            --font-section: 32px;
            --font-card-title: 20px;
            --font-body: 16px;
            --font-small: 14px;
            --font-badge: 24px;
            --line-height-tight: 1.2;
            --line-height-body: 1.75;
            --max-width: 1200px;
            --nav-height: 60px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            font-size: var(--font-body);
            line-height: var(--line-height-body);
            color: var(--text-dark);
            background-color: var(--bg-white);
            overflow-x: hidden;
            padding-top: 0;
            min-height: 100vh;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
        }

        ul,
        ol {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .container-wide {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== 导航 - 悬浮胶囊 ========== */
        .nav-capsule-wrapper {
            position: fixed;
            top: 10px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 9999;
            width: calc(100% - 40px);
            max-width: 1100px;
            pointer-events: none;
        }

        .nav-capsule {
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(26, 26, 46, 0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-full);
            padding: 10px 28px;
            box-shadow: var(--shadow-nav);
            pointer-events: auto;
            border: 1px solid rgba(255, 255, 255, 0.12);
            transition: all var(--transition-normal);
        }

        .nav-capsule .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-capsule .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--gradient-card);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            font-weight: 700;
        }

        .nav-capsule .logo-text {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .nav-capsule .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .nav-capsule .nav-links a {
            display: inline-block;
            padding: 8px 16px;
            border-radius: 24px;
            color: rgba(255, 255, 255, 0.85);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-capsule .nav-links a:hover,
        .nav-capsule .nav-links a.active {
            color: #fff;
            background: rgba(255, 77, 46, 0.35);
        }

        .nav-capsule .nav-links a.active {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            box-shadow: 0 4px 14px rgba(255, 77, 46, 0.4);
        }

        .nav-capsule .nav-cta-btn {
            display: inline-block;
            padding: 9px 22px;
            border-radius: 24px;
            background: var(--gradient-card);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition-normal);
            white-space: nowrap;
            box-shadow: var(--shadow-btn);
            flex-shrink: 0;
        }

        .nav-capsule .nav-cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-btn-hover);
            color: #fff;
        }

        .nav-hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 24px;
            cursor: pointer;
            padding: 6px 10px;
            border-radius: 8px;
            transition: background var(--transition-fast);
            pointer-events: auto;
        }

        .nav-hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        .nav-mobile-menu {
            display: none;
            position: fixed;
            top: 70px;
            left: 20px;
            right: 20px;
            background: rgba(26, 26, 46, 0.95);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-lg);
            padding: 20px;
            z-index: 9998;
            flex-direction: column;
            gap: 4px;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .nav-mobile-menu.open {
            display: flex;
        }

        .nav-mobile-menu a {
            display: block;
            padding: 12px 18px;
            border-radius: var(--radius-md);
            color: rgba(255, 255, 255, 0.9);
            font-size: 16px;
            font-weight: 500;
            transition: all var(--transition-fast);
        }

        .nav-mobile-menu a:hover,
        .nav-mobile-menu a.active {
            background: rgba(255, 77, 46, 0.3);
            color: #fff;
        }

        .nav-mobile-menu a.nav-mobile-cta {
            background: var(--gradient-card);
            color: #fff;
            text-align: center;
            font-weight: 600;
            margin-top: 8px;
            box-shadow: var(--shadow-btn);
        }

        /* ========== 通用板块 ========== */
        .section {
            padding: 80px 0;
            position: relative;
        }

        .section-sm {
            padding: 50px 0;
        }

        .section-dark {
            background: var(--secondary);
            color: #fff;
        }

        .section-light {
            background: var(--bg-light);
        }

        .section-title {
            font-size: var(--font-section);
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 16px;
            color: inherit;
        }

        .section-subtitle {
            font-size: 17px;
            color: var(--text-mid);
            margin-bottom: 40px;
            line-height: 1.7;
            max-width: 700px;
        }

        .section-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }

        .section-dark .section-title {
            color: #fff;
        }

        .text-center {
            text-align: center;
        }

        .mx-auto {
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== 按钮 ========== */
        .btn {
            display: inline-block;
            padding: 13px 32px;
            border-radius: var(--radius-xl);
            font-size: 15px;
            font-weight: 600;
            transition: all var(--transition-normal);
            text-align: center;
            cursor: pointer;
            border: none;
            line-height: 1.4;
            letter-spacing: 0.3px;
            position: relative;
            overflow: hidden;
        }

        .btn-primary {
            background: var(--gradient-card);
            color: #fff;
            box-shadow: var(--shadow-btn);
            border: none;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-btn-hover);
            color: #fff;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 3px 10px rgba(255, 77, 46, 0.3);
        }

        .btn-primary:focus {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
            box-shadow: none;
        }

        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-btn);
        }

        .btn-outline:active {
            transform: translateY(0);
        }

        .btn-outline:focus {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
        }

        .btn-white {
            background: #fff;
            color: var(--primary);
            border: none;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
        }

        .btn-white:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
            color: var(--primary-dark);
        }

        .btn-lg {
            padding: 16px 40px;
            font-size: 17px;
            border-radius: 34px;
        }

        .btn-sm {
            padding: 9px 20px;
            font-size: 13px;
            border-radius: 22px;
        }

        /* ========== 数据徽章 ========== */
        .badge-data {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 14px;
            border-radius: 20px;
            background: rgba(26, 26, 46, 0.8);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            white-space: nowrap;
            letter-spacing: 0.3px;
            backdrop-filter: blur(4px);
            -webkit-backdrop-filter: blur(4px);
        }

        .badge-data .badge-num {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
        }

        .badge-data.badge-light {
            background: rgba(255, 255, 255, 0.9);
            color: var(--secondary);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
        }

        .badge-data.badge-primary {
            background: var(--primary);
            color: #fff;
        }

        .badge-data.badge-primary .badge-num {
            color: #fff;
        }

        .badge-tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 20px;
            background: rgba(255, 77, 46, 0.12);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.5px;
        }

        /* ========== 卡片 ========== */
        .card {
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            overflow: hidden;
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }

        .card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .card-img-top {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }

        .card-title {
            font-size: var(--font-card-title);
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 8px;
            color: var(--secondary);
        }

        .card-text {
            font-size: 15px;
            color: var(--text-mid);
            line-height: 1.7;
            flex: 1;
        }

        .card-link {
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition-fast);
            margin-top: auto;
        }

        .card-link:hover {
            gap: 8px;
            color: var(--primary-dark);
        }

        .card-link i {
            font-size: 12px;
        }

        /* ========== Hero Section ========== */
        .hero-section {
            min-height: 100vh;
            display: flex;
            align-items: center;
            position: relative;
            background: var(--gradient-hero);
            overflow: hidden;
            padding: 120px 0 80px;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
            opacity: 0.25;
            z-index: 0;
            mix-blend-mode: overlay;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 70%;
            height: 200%;
            background: radial-gradient(ellipse at center, rgba(255, 77, 46, 0.2) 0%, transparent 70%);
            z-index: 0;
            animation: heroGlow 8s ease-in-out infinite;
        }

        @keyframes heroGlow {
            0%,
            100% {
                transform: scale(1);
                opacity: 0.5;
            }
            50% {
                transform: scale(1.3);
                opacity: 0.8;
            }
        }

        .hero-inner {
            position: relative;
            z-index: 1;
            width: 100%;
        }

        .hero-stage {
            display: grid;
            grid-template-columns: 1fr 1.6fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .hero-left .hero-value-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            margin-bottom: 28px;
            color: #fff;
        }

        .hero-left .hero-value-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            flex-shrink: 0;
            color: #fff;
            backdrop-filter: blur(4px);
        }

        .hero-left .hero-value-text h4 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 4px;
            color: #fff;
        }

        .hero-left .hero-value-text p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
            line-height: 1.5;
        }

        .hero-center {
            text-align: center;
            position: relative;
        }

        .hero-stage-display {
            background: rgba(0, 0, 0, 0.4);
            border-radius: var(--radius-lg);
            padding: 8px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
            position: relative;
            overflow: hidden;
            backdrop-filter: blur(2px);
        }

        .hero-stage-display img {
            width: 100%;
            border-radius: 12px;
            display: block;
        }

        .hero-stage-display .stage-overlay {
            position: absolute;
            bottom: 20px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 10px;
        }

        .hero-stage-display .stage-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.4);
        }

        .hero-stage-display .stage-dot.active {
            background: var(--primary);
            width: 22px;
            border-radius: 4px;
        }

        .hero-center .hero-main-title {
            font-size: var(--font-hero);
            font-weight: 700;
            color: #fff;
            line-height: 1.2;
            margin-top: 20px;
            letter-spacing: 1px;
        }

        .hero-center .hero-main-title span {
            color: var(--primary);
        }

        .hero-center .hero-sub-desc {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            margin-top: 10px;
            line-height: 1.6;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-right {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 20px;
        }

        .hero-right .hero-cta-group {
            display: flex;
            flex-direction: column;
            gap: 14px;
            width: 100%;
            max-width: 200px;
        }

        .hero-right .hero-cta-group .btn {
            width: 100%;
            text-align: center;
        }

        .hero-right .hero-badges-row {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            justify-content: center;
        }

        .hero-scroll-indicator {
            position: absolute;
            bottom: 30px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1;
            animation: bounceDown 2s ease-in-out infinite;
            color: rgba(255, 255, 255, 0.6);
            font-size: 28px;
            cursor: pointer;
        }

        @keyframes bounceDown {
            0%,
            100% {
                transform: translateX(-50%) translateY(0);
            }
            50% {
                transform: translateX(-50%) translateY(12px);
            }
        }

        /* ========== 分类入口 ========== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .category-card {
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            cursor: pointer;
            position: relative;
        }

        .category-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-card-hover);
        }

        .category-card .cat-img-wrap {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }

        .category-card .cat-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .category-card:hover .cat-img-wrap img {
            transform: scale(1.06);
        }

        .category-card .cat-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(26, 26, 46, 0.85) 0%, rgba(26, 26, 46, 0.2) 50%, transparent 100%);
        }

        .category-card .cat-info {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 20px;
            color: #fff;
        }

        .category-card .cat-info h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 4px;
            color: #fff;
        }

        .category-card .cat-info .cat-count {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.75);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .category-card .cat-info .cat-count .live-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #00e676;
            animation: pulseLive 1.5s ease-in-out infinite;
        }

        @keyframes pulseLive {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(0, 230, 118, 0.6);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(0, 230, 118, 0);
            }
        }

        /* ========== 卖点三连 ========== */
        .vp-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .vp-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 32px 28px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            text-align: center;
            position: relative;
            overflow: hidden;
            border: 1px solid transparent;
        }

        .vp-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(255, 77, 46, 0.2);
        }

        .vp-card .vp-icon {
            width: 60px;
            height: 60px;
            border-radius: 16px;
            background: var(--gradient-card);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            font-size: 26px;
            color: #fff;
            box-shadow: 0 8px 22px rgba(255, 77, 46, 0.3);
        }

        .vp-card h3 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--secondary);
        }

        .vp-card p {
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.7;
            margin: 0;
        }

        .vp-card .vp-badge {
            position: absolute;
            top: 16px;
            right: 16px;
        }

        /* ========== 场景演示 ========== */
        .scene-demo {
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .scene-visual {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
        }

        .scene-visual img {
            width: 100%;
            border-radius: var(--radius-lg);
        }

        .scene-visual .scene-floating-badge {
            position: absolute;
            top: 20px;
            right: 20px;
            background: var(--primary);
            color: #fff;
            padding: 8px 16px;
            border-radius: 20px;
            font-weight: 700;
            font-size: 14px;
            box-shadow: 0 6px 18px rgba(255, 77, 46, 0.4);
            animation: floatBadge 3s ease-in-out infinite;
        }

        @keyframes floatBadge {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-8px);
            }
        }

        .scene-info h2 {
            font-size: 30px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--secondary);
            line-height: 1.3;
        }

        .scene-info p {
            font-size: 16px;
            color: var(--text-mid);
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .scene-info .scene-features {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-bottom: 24px;
        }

        .scene-info .scene-features li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 15px;
            color: var(--text-dark);
        }

        .scene-info .scene-features li i {
            color: var(--primary);
            font-size: 16px;
        }

        /* ========== 爆款清单 ========== */
        .hot-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .hot-item {
            display: flex;
            align-items: center;
            gap: 18px;
            background: #fff;
            border-radius: var(--radius-md);
            padding: 18px 22px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            cursor: pointer;
        }

        .hot-item:hover {
            transform: translateX(4px);
            box-shadow: var(--shadow-card-hover);
            border-left: 4px solid var(--primary);
        }

        .hot-item .hot-rank {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: var(--gradient-card);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 18px;
            flex-shrink: 0;
        }

        .hot-item .hot-info h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 4px;
            color: var(--secondary);
        }

        .hot-item .hot-info p {
            font-size: 13px;
            color: var(--text-mid);
            margin: 0;
        }

        .hot-item .hot-arrow {
            margin-left: auto;
            color: var(--primary);
            font-size: 18px;
            flex-shrink: 0;
        }

        /* ========== 社会认同 ========== */
        .social-proof-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }

        .sp-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .sp-stat-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 24px 18px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
        }

        .sp-stat-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }

        .sp-stat-card .sp-num {
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
            margin-bottom: 6px;
        }

        .sp-stat-card .sp-label {
            font-size: 13px;
            color: var(--text-mid);
        }

        .sp-reviews {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .sp-review-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 20px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
        }

        .sp-review-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
        }

        .sp-review-card .review-stars {
            color: #f5a623;
            font-size: 14px;
            margin-bottom: 8px;
        }

        .sp-review-card .review-text {
            font-size: 14px;
            color: var(--text-dark);
            line-height: 1.7;
            margin-bottom: 8px;
        }

        .sp-review-card .review-author {
            font-size: 12px;
            color: var(--text-light);
        }

        .sp-partner-logos {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            align-items: center;
            justify-content: center;
            margin-top: 30px;
            opacity: 0.7;
            filter: grayscale(100%);
            transition: all var(--transition-normal);
        }

        .sp-partner-logos:hover {
            opacity: 1;
            filter: grayscale(0%);
        }

        .sp-partner-logo {
            height: 32px;
            width: auto;
            background: #ddd;
            border-radius: 6px;
            padding: 4px 16px;
            font-size: 13px;
            font-weight: 600;
            color: #666;
            display: flex;
            align-items: center;
            justify-content: center;
            min-width: 80px;
        }

        /* ========== 新闻中心 ========== */
        .news-layout {
            display: grid;
            grid-template-columns: 1.3fr 1fr;
            gap: 36px;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .news-list-item {
            display: flex;
            gap: 16px;
            padding: 18px 0;
            border-bottom: 1px solid #eee;
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .news-list-item:hover {
            padding-left: 8px;
            border-bottom-color: var(--primary);
        }

        .news-list-item .news-date-badge {
            width: 50px;
            height: 50px;
            border-radius: 12px;
            background: var(--primary);
            color: #fff;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-weight: 700;
            line-height: 1;
        }

        .news-list-item .news-date-badge .day {
            font-size: 18px;
        }

        .news-list-item .news-date-badge .month {
            font-size: 11px;
            opacity: 0.85;
        }

        .news-list-item .news-content h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 5px;
            color: var(--secondary);
            line-height: 1.4;
        }

        .news-list-item .news-content p {
            font-size: 13px;
            color: var(--text-mid);
            margin: 0 0 6px 0;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-list-item .news-content .news-read-more {
            font-size: 12px;
            color: var(--primary);
            font-weight: 600;
        }

        .news-sidebar {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-sidebar-card {
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            cursor: pointer;
        }

        .news-sidebar-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }

        .news-sidebar-card img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
        }

        .news-sidebar-card .ns-info {
            padding: 14px 16px;
        }

        .news-sidebar-card .ns-info h4 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 4px;
            color: var(--secondary);
            line-height: 1.4;
        }

        .news-sidebar-card .ns-info .ns-date {
            font-size: 12px;
            color: var(--text-light);
        }

        /* ========== 热播推荐 ========== */
        .hot-reco-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 20px;
        }

        .hot-reco-main {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            cursor: pointer;
            aspect-ratio: 16 / 9;
            transition: all var(--transition-normal);
        }

        .hot-reco-main:hover {
            transform: scale(1.01);
            box-shadow: var(--shadow-card-hover);
        }

        .hot-reco-main img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .hot-reco-main .reco-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(26, 26, 46, 0.9) 0%, rgba(26, 26, 46, 0.1) 60%, transparent 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 28px;
            color: #fff;
        }

        .hot-reco-main .reco-overlay .reco-tag {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            padding: 4px 12px;
            border-radius: 14px;
            font-size: 12px;
            font-weight: 700;
            margin-bottom: 8px;
            width: fit-content;
        }

        .hot-reco-main .reco-overlay h3 {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 4px;
        }

        .hot-reco-main .reco-overlay p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
            margin: 0;
        }

        .hot-reco-side {
            display: grid;
            grid-template-rows: repeat(3, 1fr);
            gap: 14px;
        }

        .hot-reco-side .reco-mini {
            display: flex;
            gap: 12px;
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            cursor: pointer;
            transition: all var(--transition-normal);
            padding: 6px;
            align-items: center;
        }

        .hot-reco-side .reco-mini:hover {
            transform: translateX(3px);
            box-shadow: var(--shadow-card-hover);
        }

        .hot-reco-side .reco-mini img {
            width: 70px;
            height: 50px;
            border-radius: 8px;
            object-fit: cover;
            flex-shrink: 0;
        }

        .hot-reco-side .reco-mini .rm-info h5 {
            font-size: 13px;
            font-weight: 600;
            margin: 0 0 2px;
            color: var(--secondary);
            line-height: 1.3;
        }

        .hot-reco-side .reco-mini .rm-info .rm-views {
            font-size: 11px;
            color: var(--text-light);
        }

        /* ========== 焦点主题 ========== */
        .focus-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .focus-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            cursor: pointer;
            border-top: 4px solid transparent;
            text-align: left;
        }

        .focus-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-top-color: var(--primary);
        }

        .focus-card .focus-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(255, 77, 46, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--primary);
            margin-bottom: 14px;
        }

        .focus-card h4 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--secondary);
        }

        .focus-card p {
            font-size: 13px;
            color: var(--text-mid);
            margin: 0;
            line-height: 1.6;
        }

        /* ========== 品牌介绍 ========== */
        .brand-intro-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .brand-intro-text h2 {
            font-size: 30px;
            font-weight: 700;
            margin-bottom: 18px;
            color: #fff;
            line-height: 1.3;
        }

        .brand-intro-text p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.9;
            margin-bottom: 14px;
        }

        .brand-intro-visual {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
        }

        .brand-intro-visual img {
            width: 100%;
            border-radius: var(--radius-lg);
        }

        /* ========== 媒体精选 ========== */
        .media-scroll-wrap {
            display: flex;
            gap: 20px;
            overflow-x: auto;
            padding: 10px 0 20px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: #ddd transparent;
        }

        .media-scroll-wrap::-webkit-scrollbar {
            height: 6px;
        }

        .media-scroll-wrap::-webkit-scrollbar-thumb {
            background: #ddd;
            border-radius: 3px;
        }

        .media-scroll-card {
            flex: 0 0 300px;
            scroll-snap-align: start;
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            cursor: pointer;
        }

        .media-scroll-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }

        .media-scroll-card img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
        }

        .media-scroll-card .ms-info {
            padding: 16px;
        }

        .media-scroll-card .ms-info h4 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 4px;
            color: var(--secondary);
            line-height: 1.4;
        }

        .media-scroll-card .ms-info .ms-tag {
            font-size: 11px;
            color: var(--primary);
            font-weight: 600;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: 0 3px 14px rgba(0, 0, 0, 0.05);
            transition: all var(--transition-normal);
            border: 1px solid #eee;
        }

        .faq-item:hover {
            border-color: rgba(255, 77, 46, 0.25);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            background: #fff;
            font-size: 16px;
            font-weight: 600;
            color: var(--secondary);
            cursor: pointer;
            border: none;
            text-align: left;
            transition: background var(--transition-fast);
            gap: 12px;
        }

        .faq-question:hover {
            background: #fafafa;
        }

        .faq-question i {
            font-size: 14px;
            color: var(--primary);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 22px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }

        .faq-answer p {
            font-size: 15px;
            color: var(--text-mid);
            line-height: 1.8;
            margin: 0;
        }

        /* ========== 下载引导 ========== */
        .download-cta {
            background: var(--gradient-dark);
            border-radius: var(--radius-lg);
            padding: 50px 40px;
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 30px;
            align-items: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .download-cta::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -10%;
            width: 50%;
            height: 160%;
            background: radial-gradient(ellipse, rgba(255, 77, 46, 0.25) 0%, transparent 70%);
            z-index: 0;
        }

        .download-cta .dc-text {
            position: relative;
            z-index: 1;
        }

        .download-cta .dc-text h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 10px;
            color: #fff;
        }

        .download-cta .dc-text p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
            line-height: 1.7;
        }

        .download-cta .dc-btns {
            position: relative;
            z-index: 1;
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        /* ========== 底部固定转化条 ========== */
        .sticky-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(26, 26, 46, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            z-index: 9990;
            padding: 14px 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            flex-wrap: wrap;
        }

        .sticky-cta-bar .sticky-text {
            color: #fff;
            font-size: 15px;
            font-weight: 500;
        }

        .sticky-cta-bar .sticky-text strong {
            color: var(--primary);
        }

        /* ========== Footer ========== */
        .site-footer {
            background: #0d0d1a;
            color: rgba(255, 255, 255, 0.7);
            padding: 60px 0 100px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--primary);
        }

        .footer-bottom {
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            text-align: center;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.4);
            line-height: 1.8;
        }

        .footer-bottom .footer-links-row {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            margin-top: 6px;
        }

        .footer-bottom .footer-links-row a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 12px;
        }

        .footer-bottom .footer-links-row a:hover {
            color: var(--primary);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            :root {
                --font-hero: 36px;
                --font-section: 26px;
            }
            .hero-stage {
                grid-template-columns: 1fr;
                gap: 30px;
                text-align: center;
            }
            .hero-left {
                display: flex;
                flex-wrap: wrap;
                gap: 16px;
                justify-content: center;
            }
            .hero-left .hero-value-item {
                margin-bottom: 0;
                flex: 0 0 auto;
            }
            .hero-right .hero-cta-group {
                flex-direction: row;
                max-width: 100%;
                justify-content: center;
            }
            .hero-right .hero-cta-group .btn {
                width: auto;
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .vp-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .scene-demo {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .social-proof-grid {
                grid-template-columns: 1fr;
            }
            .news-layout {
                grid-template-columns: 1fr;
            }
            .hot-reco-grid {
                grid-template-columns: 1fr;
            }
            .focus-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .brand-intro-wrap {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hot-list {
                grid-template-columns: 1fr;
            }
            .download-cta {
                grid-template-columns: 1fr;
                text-align: center;
            }
            .download-cta .dc-btns {
                justify-content: center;
            }
            .nav-capsule .nav-links {
                display: none;
            }
            .nav-capsule .nav-cta-btn {
                display: none;
            }
            .nav-hamburger {
                display: block;
            }
            .nav-capsule {
                padding: 10px 20px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --font-hero: 28px;
                --font-section: 22px;
                --font-card-title: 17px;
                --font-body: 15px;
            }
            .section {
                padding: 50px 0;
            }
            .category-grid {
                grid-template-columns: 1fr;
            }
            .vp-grid {
                grid-template-columns: 1fr;
            }
            .sp-stats {
                grid-template-columns: repeat(3, 1fr);
                gap: 8px;
            }
            .sp-stat-card .sp-num {
                font-size: 24px;
            }
            .focus-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .hero-stage-display {
                padding: 4px;
            }
            .nav-capsule-wrapper {
                width: calc(100% - 20px);
                top: 6px;
            }
            .nav-capsule {
                padding: 8px 16px;
                border-radius: 30px;
            }
            .sticky-cta-bar {
                padding: 10px 16px;
                gap: 10px;
                font-size: 13px;
            }
            .sticky-cta-bar .sticky-text {
                font-size: 13px;
            }
            .hot-reco-side {
                grid-template-rows: auto;
                grid-template-columns: repeat(3, 1fr);
                gap: 8px;
                overflow-x: auto;
            }
            .hot-reco-side .reco-mini {
                flex-direction: column;
                text-align: center;
                padding: 10px;
                min-width: 100px;
            }
            .hot-reco-side .reco-mini img {
                width: 100%;
                height: 50px;
            }
            .media-scroll-card {
                flex: 0 0 240px;
            }
            .download-cta {
                padding: 30px 20px;
            }
            .hero-scroll-indicator {
                bottom: 15px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --font-hero: 24px;
                --font-section: 20px;
            }
            .hero-section {
                padding: 100px 0 60px;
                min-height: auto;
            }
            .hero-center .hero-main-title {
                font-size: 24px;
            }
            .hero-center .hero-sub-desc {
                font-size: 14px;
            }
            .sp-stats {
                grid-template-columns: repeat(3, 1fr);
                gap: 6px;
            }
            .sp-stat-card {
                padding: 14px 8px;
            }
            .sp-stat-card .sp-num {
                font-size: 20px;
            }
            .sp-stat-card .sp-label {
                font-size: 11px;
            }
            .btn-lg {
                padding: 12px 28px;
                font-size: 15px;
            }
            .nav-mobile-menu {
                left: 10px;
                right: 10px;
                top: 60px;
            }
            .hot-reco-side {
                grid-template-columns: repeat(2, 1fr);
            }
        }

/* roulang page: category1 */
:root {
            --primary: #FF4D2E;
            --primary-dark: #e03d1f;
            --primary-light: #ff6b4d;
            --secondary: #1A1A2E;
            --secondary-light: #252540;
            --bg-light: #F5F7FA;
            --bg-white: #ffffff;
            --text-dark: #333333;
            --text-mid: #666666;
            --text-light: #999999;
            --text-white: #ffffff;
            --gradient-hero: linear-gradient(135deg, #1A1A2E 0%, #252540 30%, #FF4D2E 100%);
            --gradient-card: linear-gradient(135deg, #FF4D2E 0%, #ff6b4d 100%);
            --gradient-dark: linear-gradient(135deg, #1A1A2E 0%, #0d0d1a 100%);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 30px;
            --radius-full: 50px;
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 16px 44px rgba(0, 0, 0, 0.14);
            --shadow-nav: 0 4px 24px rgba(0, 0, 0, 0.18);
            --shadow-btn: 0 6px 20px rgba(255, 77, 46, 0.35);
            --shadow-btn-hover: 0 10px 28px rgba(255, 77, 46, 0.5);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --font-hero: 48px;
            --font-section: 32px;
            --font-card-title: 20px;
            --font-body: 16px;
            --font-small: 14px;
            --font-badge: 24px;
            --line-height-tight: 1.2;
            --line-height-body: 1.75;
            --max-width: 1200px;
            --nav-height: 60px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            font-size: var(--font-body);
            line-height: var(--line-height-body);
            color: var(--text-dark);
            background-color: var(--bg-white);
            overflow-x: hidden;
            padding-top: 0;
            min-height: 100vh;
            margin: 0;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
        }

        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: var(--line-height-tight);
        }

        p {
            margin: 0;
        }

        .container-wide {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== 导航 - 悬浮胶囊 ========== */
        .nav-capsule-wrapper {
            position: fixed;
            top: 10px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 9999;
            width: calc(100% - 40px);
            max-width: 1100px;
            pointer-events: none;
        }
        .nav-capsule {
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(26, 26, 46, 0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-full);
            padding: 10px 28px;
            box-shadow: var(--shadow-nav);
            pointer-events: auto;
            border: 1px solid rgba(255, 255, 255, 0.12);
            transition: all var(--transition-normal);
        }
        .nav-capsule .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-capsule .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--gradient-card);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            font-weight: 700;
        }
        .nav-capsule .logo-text {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .nav-capsule .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .nav-capsule .nav-links a {
            display: inline-block;
            padding: 8px 16px;
            border-radius: 24px;
            color: rgba(255, 255, 255, 0.85);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-capsule .nav-links a:hover,
        .nav-capsule .nav-links a.active {
            color: #fff;
            background: rgba(255, 77, 46, 0.35);
        }
        .nav-capsule .nav-cta-btn {
            display: inline-block;
            padding: 10px 22px;
            border-radius: 24px;
            background: var(--gradient-card);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            white-space: nowrap;
            flex-shrink: 0;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-btn);
            pointer-events: auto;
        }
        .nav-capsule .nav-cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-btn-hover);
            color: #fff;
        }
        .nav-capsule .nav-hamburger {
            display: none;
            background: transparent;
            color: #fff;
            font-size: 22px;
            padding: 6px 10px;
            border-radius: 8px;
            pointer-events: auto;
        }
        .nav-mobile-menu {
            display: none;
            position: absolute;
            top: calc(100% + 12px);
            left: 0;
            right: 0;
            background: rgba(26, 26, 46, 0.95);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-lg);
            padding: 16px 20px;
            flex-direction: column;
            gap: 6px;
            box-shadow: var(--shadow-nav);
            border: 1px solid rgba(255, 255, 255, 0.12);
            pointer-events: auto;
            z-index: 100;
        }
        .nav-mobile-menu.show {
            display: flex;
        }
        .nav-mobile-menu a {
            display: block;
            padding: 12px 16px;
            border-radius: 12px;
            color: rgba(255, 255, 255, 0.9);
            font-size: 15px;
            font-weight: 500;
            transition: all var(--transition-fast);
        }
        .nav-mobile-menu a:hover,
        .nav-mobile-menu a.active {
            background: rgba(255, 77, 46, 0.3);
            color: #fff;
        }
        .nav-mobile-menu .nav-mobile-cta {
            background: var(--gradient-card);
            text-align: center;
            font-weight: 600;
            margin-top: 4px;
            color: #fff;
            border-radius: 24px;
        }

        /* ========== 页面主体 ========== */
        .page-main {
            padding-top: 90px;
        }

        /* ========== 分类Hero横幅 ========== */
        .category-hero {
            position: relative;
            background: var(--gradient-hero);
            min-height: 420px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.25;
            z-index: 0;
        }
        .category-hero .hero-overlay {
            position: relative;
            z-index: 1;
            width: 100%;
            padding: 60px 0;
        }
        .category-hero .hero-content {
            display: flex;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
        }
        .category-hero .hero-text {
            flex: 1;
            min-width: 280px;
        }
        .category-hero .hero-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .category-hero h1 {
            font-size: var(--font-hero);
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }
        .category-hero .hero-desc {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            max-width: 600px;
            margin-bottom: 28px;
        }
        .category-hero .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .category-hero .hero-data-panel {
            flex: 0 0 320px;
            background: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border: 1px solid rgba(255, 255, 255, 0.15);
            display: flex;
            flex-direction: column;
            gap: 18px;
        }
        .category-hero .data-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            color: #fff;
        }
        .category-hero .data-label {
            font-size: 14px;
            opacity: 0.8;
        }
        .category-hero .data-value {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary-light);
        }

        /* ========== 按钮系统 ========== */
        .btn-primary {
            display: inline-block;
            padding: 14px 32px;
            border-radius: var(--radius-xl);
            background: var(--gradient-card);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-btn);
            text-align: center;
            cursor: pointer;
            border: none;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-btn-hover);
            color: #fff;
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-btn);
        }
        .btn-primary:focus {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        .btn-outline {
            display: inline-block;
            padding: 14px 32px;
            border-radius: var(--radius-xl);
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            border: 2px solid rgba(255, 255, 255, 0.7);
            transition: all var(--transition-normal);
            text-align: center;
            cursor: pointer;
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-text {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .btn-text:hover {
            color: var(--primary-dark);
            gap: 10px;
        }

        /* ========== 板块通用 ========== */
        .section-block {
            padding: 80px 0;
        }
        .section-block.bg-light {
            background: var(--bg-light);
        }
        .section-block.bg-dark {
            background: var(--secondary);
            color: #fff;
        }
        .section-title {
            font-size: var(--font-section);
            font-weight: 700;
            margin-bottom: 12px;
            color: inherit;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--text-mid);
            margin-bottom: 40px;
            line-height: 1.6;
        }
        .bg-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }

        /* ========== 卡片系统 ========== */
        .card-match {
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card-match:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .card-match .card-img-wrap {
            position: relative;
            height: 180px;
            overflow: hidden;
        }
        .card-match .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .card-match:hover .card-img-wrap img {
            transform: scale(1.05);
        }
        .card-match .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: #fff;
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            z-index: 2;
        }
        .card-match .card-badge.live {
            background: #e03d1f;
            animation: pulse-badge 2s infinite;
        }
        @keyframes pulse-badge {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.7;
            }
        }
        .card-match .card-body {
            padding: 18px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-match .card-title {
            font-size: var(--font-card-title);
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-dark);
        }
        .card-match .card-meta {
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 10px;
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .card-match .card-desc {
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 14px;
        }
        .card-match .card-footer-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .card-match .card-stat {
            font-size: 13px;
            color: var(--primary);
            font-weight: 600;
        }

        /* ========== 数据徽章 ========== */
        .badge-data {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(26, 26, 46, 0.85);
            color: #fff;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            white-space: nowrap;
        }
        .badge-data.accent {
            background: var(--primary);
        }

        /* ========== 统计数字区 ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
        }
        .stat-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }
        .stat-card .stat-number {
            font-size: 36px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 6px;
        }
        .stat-card .stat-label {
            font-size: 14px;
            color: var(--text-mid);
        }

        /* ========== 深度内容区 ========== */
        .content-block {
            display: flex;
            gap: 40px;
            align-items: center;
            flex-wrap: wrap;
        }
        .content-block.reverse {
            flex-direction: row-reverse;
        }
        .content-block .content-img {
            flex: 1;
            min-width: 300px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .content-block .content-img img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        .content-block .content-text {
            flex: 1;
            min-width: 300px;
        }
        .content-block .content-text h3 {
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--text-dark);
        }
        .content-block .content-text p {
            font-size: 16px;
            color: var(--text-mid);
            line-height: 1.8;
            margin-bottom: 12px;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
        }
        .faq-item .faq-question {
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 600;
            font-size: 16px;
            color: var(--text-dark);
            transition: background var(--transition-fast);
            user-select: none;
        }
        .faq-item .faq-question:hover {
            background: #fafafa;
        }
        .faq-item .faq-icon {
            font-size: 14px;
            color: var(--primary);
            transition: transform var(--transition-normal);
            flex-shrink: 0;
        }
        .faq-item.open .faq-icon {
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 24px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 18px;
        }
        .faq-item .faq-answer p {
            font-size: 15px;
            color: var(--text-mid);
            line-height: 1.7;
        }

        /* ========== CTA Banner ========== */
        .cta-banner {
            background: var(--gradient-hero);
            border-radius: var(--radius-lg);
            padding: 50px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.15;
            z-index: 0;
        }
        .cta-banner>* {
            position: relative;
            z-index: 1;
        }
        .cta-banner h3 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .cta-banner p {
            font-size: 16px;
            opacity: 0.9;
            margin-bottom: 24px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--secondary);
            color: #fff;
            padding: 50px 0 30px;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 36px;
        }
        .site-footer .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 16px;
            color: #fff;
        }
        .site-footer .footer-col ul li {
            margin-bottom: 10px;
        }
        .site-footer .footer-col ul li a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            transition: color var(--transition-fast);
        }
        .site-footer .footer-col ul li a:hover {
            color: var(--primary-light);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 24px;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 2;
        }
        .site-footer .footer-links-row {
            display: flex;
            justify-content: center;
            gap: 12px;
            align-items: center;
            flex-wrap: wrap;
        }
        .site-footer .footer-links-row a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 13px;
            transition: color var(--transition-fast);
        }
        .site-footer .footer-links-row a:hover {
            color: var(--primary-light);
        }
        .site-footer .footer-links-row span {
            color: rgba(255, 255, 255, 0.4);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .nav-capsule .nav-links {
                gap: 2px;
            }
            .nav-capsule .nav-links a {
                padding: 7px 11px;
                font-size: 13px;
            }
            .nav-capsule .nav-cta-btn {
                padding: 8px 16px;
                font-size: 13px;
            }
            .category-hero .hero-data-panel {
                flex: 0 0 280px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .site-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .section-block {
                padding: 60px 0;
            }
        }

        @media (max-width: 768px) {
            .nav-capsule .nav-links {
                display: none;
            }
            .nav-capsule .nav-cta-btn {
                display: none;
            }
            .nav-capsule .nav-hamburger {
                display: block;
            }
            .nav-capsule-wrapper {
                width: calc(100% - 20px);
                top: 6px;
            }
            .nav-capsule {
                padding: 10px 18px;
                border-radius: var(--radius-lg);
            }
            .category-hero {
                min-height: auto;
            }
            .category-hero .hero-content {
                flex-direction: column;
                gap: 24px;
            }
            .category-hero .hero-data-panel {
                flex: 0 0 auto;
                width: 100%;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stat-card .stat-number {
                font-size: 28px;
            }
            .content-block {
                flex-direction: column !important;
                gap: 24px;
            }
            .content-block .content-img,
            .content-block .content-text {
                min-width: 100%;
            }
            .section-title {
                font-size: 22px;
            }
            .cta-banner {
                padding: 36px 20px;
            }
            .cta-banner h3 {
                font-size: 22px;
            }
            .site-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .section-block {
                padding: 48px 0;
            }
            .card-match .card-img-wrap {
                height: 150px;
            }
        }

        @media (max-width: 520px) {
            .nav-capsule-wrapper {
                width: 100%;
                top: 0;
                left: 0;
                transform: none;
            }
            .nav-capsule {
                border-radius: 0 0 16px 16px;
                padding: 10px 14px;
            }
            .nav-capsule .logo-text {
                font-size: 16px;
            }
            .nav-capsule .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 15px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .category-hero .hero-desc {
                font-size: 15px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 20px 14px;
            }
            .stat-card .stat-number {
                font-size: 24px;
            }
            .section-title {
                font-size: 20px;
            }
            .card-match .card-img-wrap {
                height: 140px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .btn-primary,
            .btn-outline {
                padding: 12px 22px;
                font-size: 14px;
                width: 100%;
                text-align: center;
            }
            .category-hero .hero-cta-group {
                flex-direction: column;
            }
            .page-main {
                padding-top: 70px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #FF4D2E;
            --primary-dark: #e03d1f;
            --primary-light: #ff6b4d;
            --secondary: #1A1A2E;
            --secondary-light: #252540;
            --bg-light: #F5F7FA;
            --bg-white: #ffffff;
            --text-dark: #333333;
            --text-mid: #666666;
            --text-light: #999999;
            --text-white: #ffffff;
            --gradient-hero: linear-gradient(135deg, #1A1A2E 0%, #252540 30%, #FF4D2E 100%);
            --gradient-card: linear-gradient(135deg, #FF4D2E 0%, #ff6b4d 100%);
            --gradient-dark: linear-gradient(135deg, #1A1A2E 0%, #0d0d1a 100%);
            --gradient-basketball: linear-gradient(135deg, #1A1A2E 0%, #2d1a3e 40%, #FF4D2E 100%);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 30px;
            --radius-full: 50px;
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 16px 44px rgba(0, 0, 0, 0.14);
            --shadow-nav: 0 4px 24px rgba(0, 0, 0, 0.18);
            --shadow-btn: 0 6px 20px rgba(255, 77, 46, 0.35);
            --shadow-btn-hover: 0 10px 28px rgba(255, 77, 46, 0.5);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --font-hero: 48px;
            --font-section: 32px;
            --font-card-title: 20px;
            --font-body: 16px;
            --font-small: 14px;
            --font-badge: 24px;
            --line-height-tight: 1.2;
            --line-height-body: 1.75;
            --max-width: 1200px;
            --nav-height: 60px;
        }

        @media (max-width: 1024px) {
            :root {
                --font-hero: 36px;
                --font-section: 26px;
            }
        }
        @media (max-width: 768px) {
            :root {
                --font-hero: 28px;
                --font-section: 22px;
                --font-card-title: 17px;
                --font-body: 15px;
            }
        }
        @media (max-width: 520px) {
            :root {
                --font-hero: 24px;
                --font-section: 20px;
            }
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            font-size: var(--font-body);
            line-height: var(--line-height-body);
            color: var(--text-dark);
            background-color: var(--bg-white);
            overflow-x: hidden;
            padding-top: 0;
            min-height: 100vh;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
        }

        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .container-wide {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== 导航 - 悬浮胶囊 ========== */
        .nav-capsule-wrapper {
            position: fixed;
            top: 10px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 9999;
            width: calc(100% - 40px);
            max-width: 1100px;
            pointer-events: none;
        }
        .nav-capsule {
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(26, 26, 46, 0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-full);
            padding: 10px 28px;
            box-shadow: var(--shadow-nav);
            pointer-events: auto;
            border: 1px solid rgba(255, 255, 255, 0.12);
            transition: all var(--transition-normal);
        }
        .nav-capsule .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-capsule .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--gradient-card);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            font-weight: 700;
            flex-shrink: 0;
        }
        .nav-capsule .logo-text {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .nav-capsule .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .nav-capsule .nav-links a {
            display: inline-block;
            padding: 8px 16px;
            border-radius: 24px;
            color: rgba(255, 255, 255, 0.85);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-capsule .nav-links a:hover,
        .nav-capsule .nav-links a.active {
            color: #fff;
            background: rgba(255, 77, 46, 0.35);
        }
        .nav-capsule .nav-cta-btn {
            display: inline-block;
            padding: 10px 22px;
            background: var(--gradient-card);
            color: #fff;
            border-radius: 24px;
            font-size: 14px;
            font-weight: 600;
            white-space: nowrap;
            flex-shrink: 0;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-btn);
            pointer-events: auto;
        }
        .nav-capsule .nav-cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-btn-hover);
            color: #fff;
        }
        .nav-hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 22px;
            padding: 8px;
            pointer-events: auto;
            cursor: pointer;
        }
        .nav-mobile-menu {
            display: none;
            position: absolute;
            top: calc(100% + 8px);
            left: 0;
            right: 0;
            background: rgba(26, 26, 46, 0.95);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-lg);
            padding: 16px;
            flex-direction: column;
            gap: 4px;
            box-shadow: var(--shadow-nav);
            border: 1px solid rgba(255, 255, 255, 0.12);
            pointer-events: auto;
        }
        .nav-mobile-menu.open {
            display: flex;
        }
        .nav-mobile-menu a {
            display: block;
            padding: 12px 18px;
            border-radius: var(--radius-md);
            color: rgba(255, 255, 255, 0.85);
            font-size: 15px;
            font-weight: 500;
            transition: all var(--transition-fast);
        }
        .nav-mobile-menu a:hover,
        .nav-mobile-menu a.active {
            color: #fff;
            background: rgba(255, 77, 46, 0.35);
        }
        .nav-mobile-cta {
            background: var(--gradient-card) !important;
            color: #fff !important;
            text-align: center;
            font-weight: 600 !important;
            margin-top: 6px;
        }

        @media (max-width: 920px) {
            .nav-capsule .nav-links {
                display: none;
            }
            .nav-capsule .nav-cta-btn {
                display: none;
            }
            .nav-hamburger {
                display: block;
            }
            .nav-capsule {
                padding: 10px 20px;
            }
            .nav-capsule-wrapper {
                width: calc(100% - 20px);
                top: 6px;
            }
        }

        /* ========== Hero Banner ========== */
        .hero-banner {
            position: relative;
            min-height: 520px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--gradient-basketball);
            overflow: hidden;
            padding-top: 100px;
            padding-bottom: 60px;
        }
        .hero-banner .hero-bg-img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.28;
            mix-blend-mode: overlay;
            pointer-events: none;
        }
        .hero-banner .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26, 26, 46, 0.55) 0%, rgba(26, 26, 46, 0.85) 100%);
            pointer-events: none;
        }
        .hero-banner .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 800px;
            padding: 0 24px;
        }
        .hero-banner .hero-badge {
            display: inline-block;
            background: rgba(255, 77, 46, 0.25);
            color: #fff;
            padding: 6px 18px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 20px;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }
        .hero-banner h1 {
            font-size: var(--font-hero);
            font-weight: 700;
            color: #fff;
            line-height: var(--line-height-tight);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .hero-banner h1 .highlight {
            background: var(--gradient-card);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-banner .hero-subtitle {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.6;
            margin-bottom: 32px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .hero-banner .hero-cta-row {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .btn-primary {
            display: inline-block;
            padding: 14px 36px;
            background: var(--gradient-card);
            color: #fff;
            border-radius: var(--radius-xl);
            font-size: 16px;
            font-weight: 600;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-btn);
            letter-spacing: 0.5px;
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-btn-hover);
            color: #fff;
        }
        .btn-outline {
            display: inline-block;
            padding: 14px 36px;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.55);
            border-radius: var(--radius-xl);
            font-size: 16px;
            font-weight: 600;
            transition: all var(--transition-normal);
            letter-spacing: 0.5px;
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
            transform: translateY(-3px);
        }
        .hero-banner .hero-stats {
            display: flex;
            gap: 30px;
            flex-wrap: wrap;
            justify-content: center;
            margin-top: 36px;
        }
        .hero-banner .hero-stat {
            text-align: center;
        }
        .hero-banner .hero-stat .stat-num {
            font-size: 28px;
            font-weight: 700;
            color: #FF4D2E;
            line-height: 1;
        }
        .hero-banner .hero-stat .stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }

        @media (max-width: 768px) {
            .hero-banner {
                min-height: 420px;
                padding-top: 90px;
                padding-bottom: 40px;
            }
            .hero-banner .hero-subtitle {
                font-size: 15px;
            }
            .btn-primary,
            .btn-outline {
                padding: 12px 28px;
                font-size: 14px;
                width: 100%;
                text-align: center;
            }
            .hero-banner .hero-cta-row {
                flex-direction: column;
                align-items: center;
                width: 100%;
            }
            .hero-banner .hero-stats {
                gap: 16px;
            }
            .hero-banner .hero-stat .stat-num {
                font-size: 22px;
            }
        }

        /* ========== Section 通用 ========== */
        .section {
            padding: 80px 0;
        }
        .section-sm {
            padding: 50px 0;
        }
        .section-bg-light {
            background-color: var(--bg-light);
        }
        .section-bg-dark {
            background: var(--gradient-dark);
            color: #fff;
        }
        .section-title {
            font-size: var(--font-section);
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 12px;
            line-height: var(--line-height-tight);
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--text-mid);
            margin-bottom: 40px;
            line-height: 1.6;
        }
        .section-bg-dark .section-title {
            color: #fff;
        }
        .section-bg-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }
        .text-center {
            text-align: center;
        }

        @media (max-width: 768px) {
            .section {
                padding: 50px 0;
            }
            .section-sm {
                padding: 35px 0;
            }
            .section-title {
                font-size: var(--font-section);
            }
            .section-subtitle {
                font-size: 14px;
                margin-bottom: 28px;
            }
        }

        /* ========== 卡片 ========== */
        .card {
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition-normal);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .card .card-img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            display: block;
        }
        .card .card-body {
            padding: 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card .card-tag {
            display: inline-block;
            background: rgba(255, 77, 46, 0.12);
            color: #FF4D2E;
            padding: 4px 12px;
            border-radius: 14px;
            font-size: 12px;
            font-weight: 600;
            margin-bottom: 10px;
            align-self: flex-start;
        }
        .card .card-tag.live {
            background: #FF4D2E;
            color: #fff;
            animation: pulse-live 1.8s infinite;
        }
        @keyframes pulse-live {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.6;
            }
        }
        .card .card-title {
            font-size: var(--font-card-title);
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .card .card-desc {
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.6;
            margin-bottom: 14px;
            flex: 1;
        }
        .card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-light);
            flex-wrap: wrap;
        }
        .card .card-meta i {
            color: #FF4D2E;
            font-size: 12px;
        }
        .card .card-link {
            display: inline-block;
            margin-top: 12px;
            color: #FF4D2E;
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition-fast);
            align-self: flex-start;
        }
        .card .card-link:hover {
            color: #e03d1f;
            transform: translateX(3px);
        }
        .card .card-link i {
            margin-left: 4px;
            font-size: 11px;
        }

        /* ========== 数据徽章 ========== */
        .badge-data {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(26, 26, 46, 0.85);
            color: #fff;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            white-space: nowrap;
        }
        .badge-data.accent {
            background: rgba(255, 77, 46, 0.9);
        }
        .badge-data i {
            font-size: 11px;
        }

        /* ========== 赛事列表 ========== */
        .match-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .match-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: #fff;
            border-radius: var(--radius-md);
            padding: 18px 22px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            flex-wrap: wrap;
        }
        .match-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .match-item .match-time {
            font-weight: 700;
            font-size: 15px;
            color: #FF4D2E;
            min-width: 70px;
            text-align: center;
            flex-shrink: 0;
        }
        .match-item .match-teams {
            flex: 1;
            font-weight: 600;
            font-size: 16px;
            color: var(--text-dark);
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .match-item .match-teams .vs {
            color: #FF4D2E;
            font-weight: 700;
            margin: 0 6px;
        }
        .match-item .match-status {
            font-size: 13px;
            padding: 5px 12px;
            border-radius: 14px;
            font-weight: 600;
            flex-shrink: 0;
        }
        .match-item .match-status.live {
            background: #FF4D2E;
            color: #fff;
        }
        .match-item .match-status.upcoming {
            background: #f0f0f0;
            color: #666;
        }
        .match-item .match-action {
            flex-shrink: 0;
        }
        .btn-sm {
            display: inline-block;
            padding: 8px 20px;
            background: var(--gradient-card);
            color: #fff;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            transition: all var(--transition-normal);
            white-space: nowrap;
        }
        .btn-sm:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-btn-hover);
            color: #fff;
        }
        .btn-sm-outline {
            display: inline-block;
            padding: 8px 20px;
            background: transparent;
            color: #FF4D2E;
            border: 1.5px solid #FF4D2E;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            transition: all var(--transition-normal);
            white-space: nowrap;
        }
        .btn-sm-outline:hover {
            background: #FF4D2E;
            color: #fff;
        }

        @media (max-width: 600px) {
            .match-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
                padding: 14px 16px;
            }
            .match-item .match-time {
                text-align: left;
                min-width: auto;
            }
            .match-item .match-action {
                align-self: flex-end;
            }
        }

        /* ========== 统计数字区 ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
        }
        .stat-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }
        .stat-card .stat-icon {
            font-size: 32px;
            color: #FF4D2E;
            margin-bottom: 12px;
        }
        .stat-card .stat-value {
            font-size: 36px;
            font-weight: 700;
            color: var(--text-dark);
            line-height: 1;
            margin-bottom: 6px;
        }
        .stat-card .stat-label {
            font-size: 14px;
            color: var(--text-light);
        }
        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stat-card .stat-value {
                font-size: 28px;
            }
        }
        @media (max-width: 480px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 20px 14px;
            }
            .stat-card .stat-value {
                font-size: 24px;
            }
        }

        /* ========== 特色区 ========== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .feature-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 30px 24px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            text-align: center;
        }
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .feature-card .feature-icon {
            width: 60px;
            height: 60px;
            background: rgba(255, 77, 46, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 26px;
            color: #FF4D2E;
        }
        .feature-card .feature-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 8px;
        }
        .feature-card .feature-desc {
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .features-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition-normal);
        }
        .faq-item .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            cursor: pointer;
            font-weight: 600;
            font-size: 16px;
            color: var(--text-dark);
            transition: background var(--transition-fast);
            user-select: none;
            gap: 12px;
        }
        .faq-item .faq-question:hover {
            background: rgba(255, 77, 46, 0.04);
        }
        .faq-item .faq-question i {
            color: #FF4D2E;
            transition: transform var(--transition-normal);
            flex-shrink: 0;
        }
        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 22px;
            font-size: 15px;
            color: var(--text-mid);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        /* ========== CTA 横幅 ========== */
        .cta-banner {
            background: var(--gradient-card);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
            color: #fff;
            box-shadow: var(--shadow-card-hover);
        }
        .cta-banner .cta-title {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .cta-banner .cta-desc {
            font-size: 16px;
            opacity: 0.9;
            margin-bottom: 24px;
            line-height: 1.6;
        }
        .cta-banner .btn-cta-large {
            display: inline-block;
            padding: 16px 44px;
            background: #fff;
            color: #FF4D2E;
            border-radius: var(--radius-xl);
            font-size: 17px;
            font-weight: 700;
            transition: all var(--transition-normal);
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.2);
        }
        .cta-banner .btn-cta-large:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 36px rgba(0, 0, 0, 0.3);
            color: #e03d1f;
        }
        @media (max-width: 768px) {
            .cta-banner {
                padding: 32px 20px;
            }
            .cta-banner .cta-title {
                font-size: 22px;
            }
            .cta-banner .btn-cta-large {
                padding: 14px 32px;
                font-size: 15px;
            }
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--secondary);
            color: rgba(255, 255, 255, 0.75);
            padding: 50px 0 30px;
            font-size: 14px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 36px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition-fast);
            font-size: 13px;
        }
        .footer-col ul li a:hover {
            color: #FF4D2E;
        }
        .footer-bottom {
            text-align: center;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 22px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
            line-height: 2;
        }
        .footer-bottom p {
            margin: 0;
        }
        .footer-links-row {
            margin-top: 6px;
        }
        .footer-links-row a {
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-fast);
        }
        .footer-links-row a:hover {
            color: #FF4D2E;
        }
        .footer-links-row span {
            margin: 0 8px;
            color: rgba(255, 255, 255, 0.3);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }

        /* ========== 介绍区块 ========== */
        .intro-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .intro-block .intro-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .intro-block .intro-img img {
            width: 100%;
            height: auto;
            display: block;
        }
        .intro-block .intro-text h3 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--text-dark);
        }
        .intro-block .intro-text p {
            font-size: 15px;
            color: var(--text-mid);
            line-height: 1.8;
            margin-bottom: 10px;
        }
        @media (max-width: 768px) {
            .intro-block {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .intro-block .intro-text h3 {
                font-size: 20px;
            }
        }

        /* ========== 赛程时间线 ========== */
        .timeline-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            max-width: 700px;
            margin: 0 auto;
            position: relative;
        }
        .timeline-list::before {
            content: '';
            position: absolute;
            left: 28px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: #e0e0e0;
            z-index: 0;
        }
        .timeline-item {
            display: flex;
            gap: 20px;
            padding: 20px 0;
            position: relative;
            z-index: 1;
            align-items: flex-start;
        }
        .timeline-item .timeline-dot {
            width: 14px;
            height: 14px;
            background: #FF4D2E;
            border-radius: 50%;
            flex-shrink: 0;
            margin-top: 5px;
            position: relative;
            z-index: 2;
            box-shadow: 0 0 0 4px rgba(255, 77, 46, 0.2);
        }
        .timeline-item .timeline-content {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 16px 20px;
            box-shadow: var(--shadow-card);
            flex: 1;
        }
        .timeline-item .timeline-content .tl-time {
            font-size: 13px;
            color: #FF4D2E;
            font-weight: 600;
            margin-bottom: 4px;
        }
        .timeline-item .timeline-content .tl-title {
            font-weight: 600;
            font-size: 15px;
            color: var(--text-dark);
        }
        .timeline-item .timeline-content .tl-detail {
            font-size: 13px;
            color: var(--text-mid);
            margin-top: 4px;
        }
        @media (max-width: 600px) {
            .timeline-list::before {
                left: 18px;
            }
            .timeline-item {
                gap: 14px;
            }
            .timeline-item .timeline-dot {
                width: 10px;
                height: 10px;
                margin-top: 7px;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #FF4D2E;
            --primary-dark: #e03d1f;
            --primary-light: #ff6b4d;
            --secondary: #1A1A2E;
            --secondary-light: #252540;
            --bg-light: #F5F7FA;
            --bg-white: #ffffff;
            --text-dark: #333333;
            --text-mid: #666666;
            --text-light: #999999;
            --text-white: #ffffff;
            --gradient-hero: linear-gradient(135deg, #1A1A2E 0%, #252540 30%, #FF4D2E 100%);
            --gradient-card: linear-gradient(135deg, #FF4D2E 0%, #ff6b4d 100%);
            --gradient-dark: linear-gradient(135deg, #1A1A2E 0%, #0d0d1a 100%);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 30px;
            --radius-full: 50px;
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 16px 44px rgba(0, 0, 0, 0.14);
            --shadow-nav: 0 4px 24px rgba(0, 0, 0, 0.18);
            --shadow-btn: 0 6px 20px rgba(255, 77, 46, 0.35);
            --shadow-btn-hover: 0 10px 28px rgba(255, 77, 46, 0.5);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --font-hero: 48px;
            --font-section: 32px;
            --font-card-title: 20px;
            --font-body: 16px;
            --font-small: 14px;
            --font-badge: 24px;
            --line-height-tight: 1.2;
            --line-height-body: 1.75;
            --max-width: 1200px;
            --nav-height: 60px;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            font-size: var(--font-body);
            line-height: var(--line-height-body);
            color: var(--text-dark);
            background-color: var(--bg-white);
            overflow-x: hidden;
            padding-top: 0;
            min-height: 100vh;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
        }

        .container-wide {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== 导航 - 悬浮胶囊 ========== */
        .nav-capsule-wrapper {
            position: fixed;
            top: 10px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 9999;
            width: calc(100% - 40px);
            max-width: 1100px;
            pointer-events: none;
        }

        .nav-capsule {
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(26, 26, 46, 0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-full);
            padding: 10px 28px;
            box-shadow: var(--shadow-nav);
            pointer-events: auto;
            border: 1px solid rgba(255, 255, 255, 0.12);
            transition: all var(--transition-normal);
        }

        .nav-capsule .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-capsule .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--gradient-card);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            font-weight: 700;
        }

        .nav-capsule .logo-text {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .nav-capsule .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .nav-capsule .nav-links a {
            display: inline-block;
            padding: 8px 16px;
            border-radius: 24px;
            color: rgba(255, 255, 255, 0.85);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-capsule .nav-links a:hover,
        .nav-capsule .nav-links a.active {
            color: #fff;
            background: rgba(255, 77, 46, 0.35);
        }

        .nav-cta-btn {
            display: inline-block;
            padding: 10px 22px;
            border-radius: 24px;
            background: var(--gradient-card);
            color: #fff !important;
            font-size: 14px;
            font-weight: 600;
            white-space: nowrap;
            flex-shrink: 0;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-btn);
            pointer-events: auto;
        }

        .nav-cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-btn-hover);
            color: #fff !important;
        }

        .nav-hamburger {
            display: none;
            background: none;
            color: #fff;
            font-size: 22px;
            padding: 6px 10px;
            border-radius: 8px;
            pointer-events: auto;
            flex-shrink: 0;
        }

        .nav-mobile-menu {
            display: none;
            position: absolute;
            top: 70px;
            left: 0;
            right: 0;
            background: rgba(26, 26, 46, 0.95);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-lg);
            padding: 16px;
            flex-direction: column;
            gap: 8px;
            box-shadow: var(--shadow-nav);
            border: 1px solid rgba(255, 255, 255, 0.12);
            pointer-events: auto;
            z-index: 100;
        }

        .nav-mobile-menu.active {
            display: flex;
        }

        .nav-mobile-menu a {
            display: block;
            padding: 12px 18px;
            border-radius: 12px;
            color: rgba(255, 255, 255, 0.85);
            font-size: 15px;
            font-weight: 500;
            transition: all var(--transition-fast);
        }

        .nav-mobile-menu a:hover,
        .nav-mobile-menu a.active {
            color: #fff;
            background: rgba(255, 77, 46, 0.35);
        }

        .nav-mobile-cta {
            background: var(--gradient-card) !important;
            color: #fff !important;
            text-align: center;
            font-weight: 600 !important;
            border-radius: 24px !important;
            margin-top: 4px;
        }

        /* ========== Hero - 深色信息面板 ========== */
        .hero-category {
            position: relative;
            min-height: 85vh;
            display: flex;
            align-items: center;
            background: var(--gradient-hero);
            overflow: hidden;
            padding-top: 100px;
            padding-bottom: 60px;
        }

        .hero-category .hero-bg-overlay {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.25;
            z-index: 0;
        }

        .hero-category .hero-content {
            position: relative;
            z-index: 2;
            display: flex;
            gap: 60px;
            align-items: center;
            flex-wrap: wrap;
        }

        .hero-category .hero-left {
            flex: 1 1 480px;
            min-width: 300px;
        }

        .hero-category .hero-badge {
            display: inline-block;
            background: rgba(255, 77, 46, 0.25);
            color: #fff;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 20px;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .hero-category h1 {
            font-size: var(--font-hero);
            font-weight: 700;
            color: #fff;
            line-height: var(--line-height-tight);
            margin-bottom: 20px;
            letter-spacing: -0.5px;
        }

        .hero-category h1 .highlight {
            background: var(--gradient-card);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-category .hero-subtitle {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 520px;
        }

        .hero-category .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-block;
            padding: 14px 32px;
            border-radius: var(--radius-xl);
            background: var(--gradient-card);
            color: #fff;
            font-weight: 600;
            font-size: 16px;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-btn);
            text-align: center;
            border: none;
            cursor: pointer;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-btn-hover);
            color: #fff;
        }

        .btn-outline {
            display: inline-block;
            padding: 14px 32px;
            border-radius: var(--radius-xl);
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 16px;
            border: 2px solid rgba(255, 255, 255, 0.5);
            transition: all var(--transition-normal);
            text-align: center;
            cursor: pointer;
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }

        .hero-category .hero-right {
            flex: 0 0 380px;
            min-width: 300px;
            background: rgba(26, 26, 46, 0.7);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: var(--radius-lg);
            padding: 28px;
            border: 1px solid rgba(255, 255, 255, 0.15);
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
        }

        .hero-right h3 {
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }

        .data-rank-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .data-rank-list li {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            color: #fff;
            font-size: 14px;
            transition: all var(--transition-fast);
        }

        .data-rank-list li:last-child {
            border-bottom: none;
        }

        .data-rank-list li:hover {
            background: rgba(255, 255, 255, 0.05);
            border-radius: 8px;
            padding-left: 8px;
            padding-right: 8px;
            margin: 0 -8px;
        }

        .data-rank-list .rank-num {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--gradient-card);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 13px;
            flex-shrink: 0;
            color: #fff;
        }

        .data-rank-list .rank-num.silver {
            background: linear-gradient(135deg, #8a8a8a 0%, #b0b0b0 100%);
        }

        .data-rank-list .rank-num.bronze {
            background: linear-gradient(135deg, #a0522d 0%, #cd7f32 100%);
        }

        .data-rank-list .rank-info {
            flex: 1;
            min-width: 0;
        }

        .data-rank-list .rank-name {
            font-weight: 600;
            font-size: 14px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .data-rank-list .rank-stat {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.6);
        }

        .data-rank-list .rank-value {
            font-weight: 700;
            font-size: 16px;
            color: #FF4D2E;
            flex-shrink: 0;
        }

        /* ========== 板块通用 ========== */
        .section-block {
            padding: 80px 0;
        }

        .section-block.section-alt {
            background: var(--bg-light);
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: var(--font-section);
            font-weight: 700;
            color: var(--secondary);
            line-height: var(--line-height-tight);
            margin-bottom: 16px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-mid);
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 700px;
        }

        /* ========== 卡片网格 ========== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: 28px;
        }

        .card-esport {
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
        }

        .card-esport:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }

        .card-esport .card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }

        .card-esport .card-body {
            padding: 20px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .card-esport .card-tag {
            display: inline-block;
            background: rgba(255, 77, 46, 0.1);
            color: var(--primary);
            padding: 4px 12px;
            border-radius: 14px;
            font-size: 12px;
            font-weight: 600;
            margin-bottom: 10px;
            align-self: flex-start;
        }

        .card-esport .card-title {
            font-size: var(--font-card-title);
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .card-esport .card-desc {
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 14px;
        }

        .card-esport .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-light);
            border-top: 1px solid #f0f0f0;
            padding-top: 14px;
        }

        .card-esport .card-link {
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: all var(--transition-fast);
        }

        .card-esport .card-link:hover {
            gap: 8px;
            color: var(--primary-dark);
        }

        /* ========== 数据徽章带 ========== */
        .badge-strip {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .badge-item {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 24px 32px;
            text-align: center;
            box-shadow: var(--shadow-card);
            min-width: 160px;
            flex: 1;
            transition: all var(--transition-normal);
            border: 1px solid transparent;
        }

        .badge-item:hover {
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
        }

        .badge-item .badge-num {
            font-size: 36px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
            margin-bottom: 8px;
        }

        .badge-item .badge-label {
            font-size: 14px;
            color: var(--text-mid);
            font-weight: 500;
        }

        /* ========== 场景演示区 ========== */
        .demo-block {
            display: flex;
            gap: 50px;
            align-items: center;
            flex-wrap: wrap;
        }

        .demo-block .demo-visual {
            flex: 1 1 450px;
            min-width: 300px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            position: relative;
        }

        .demo-block .demo-visual img {
            width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-lg);
        }

        .demo-block .demo-visual .play-overlay {
            position: absolute;
            inset: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(0, 0, 0, 0.35);
            border-radius: var(--radius-lg);
            transition: all var(--transition-normal);
            cursor: pointer;
        }

        .demo-block .demo-visual .play-overlay:hover {
            background: rgba(0, 0, 0, 0.5);
        }

        .demo-block .demo-visual .play-icon {
            width: 70px;
            height: 70px;
            background: var(--gradient-card);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 26px;
            color: #fff;
            box-shadow: 0 8px 30px rgba(255, 77, 46, 0.5);
            transition: all var(--transition-normal);
        }

        .demo-block .demo-visual .play-overlay:hover .play-icon {
            transform: scale(1.1);
        }

        .demo-block .demo-info {
            flex: 1 1 350px;
            min-width: 280px;
        }

        .demo-block .demo-info h2 {
            font-size: var(--font-section);
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 16px;
            line-height: var(--line-height-tight);
        }

        .demo-block .demo-info p {
            font-size: 16px;
            color: var(--text-mid);
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .demo-feature-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .demo-feature-list li {
            padding: 8px 0;
            font-size: 15px;
            color: var(--text-dark);
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }

        .demo-feature-list li i {
            color: var(--primary);
            margin-top: 3px;
            flex-shrink: 0;
        }

        /* ========== 深度内容区 ========== */
        .news-list-block {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 24px;
        }

        .news-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            display: flex;
            gap: 16px;
            align-items: flex-start;
            border-left: 4px solid transparent;
        }

        .news-card:hover {
            border-left-color: var(--primary);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .news-card .news-date-badge {
            flex-shrink: 0;
            width: 52px;
            height: 52px;
            background: var(--gradient-card);
            border-radius: var(--radius-sm);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            line-height: 1;
        }

        .news-card .news-date-badge .day {
            font-size: 20px;
        }

        .news-card .news-date-badge .month {
            font-size: 11px;
            opacity: 0.9;
        }

        .news-card .news-body {
            flex: 1;
            min-width: 0;
        }

        .news-card .news-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--secondary);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .news-card .news-summary {
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.6;
            margin-bottom: 10px;
        }

        .news-card .news-link {
            font-size: 13px;
            color: var(--primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: all var(--transition-fast);
        }

        .news-card .news-link:hover {
            gap: 8px;
            color: var(--primary-dark);
        }

        /* ========== 特色卖点 ========== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 24px;
        }

        .feature-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 28px 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            border-top: 4px solid transparent;
        }

        .feature-card:hover {
            border-top-color: var(--primary);
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }

        .feature-card .feature-icon {
            width: 60px;
            height: 60px;
            background: rgba(255, 77, 46, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 24px;
            color: var(--primary);
            transition: all var(--transition-normal);
        }

        .feature-card:hover .feature-icon {
            background: var(--gradient-card);
            color: #fff;
        }

        .feature-card h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 8px;
        }

        .feature-card p {
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.6;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
            overflow: hidden;
            transition: all var(--transition-fast);
            border: 1px solid #eee;
        }

        .faq-item:hover {
            box-shadow: var(--shadow-card);
        }

        .faq-question {
            width: 100%;
            padding: 18px 24px;
            background: none;
            text-align: left;
            font-size: 16px;
            font-weight: 600;
            color: var(--secondary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .faq-question:hover {
            color: var(--primary);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 77, 46, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            color: var(--primary);
            transition: all var(--transition-normal);
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            background: var(--gradient-card);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 24px;
            font-size: 15px;
            color: var(--text-mid);
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 24px 20px;
        }

        /* ========== CTA 区域 ========== */
        .cta-section {
            background: var(--gradient-dark);
            padding: 70px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
            z-index: 0;
        }

        .cta-section .cta-content {
            position: relative;
            z-index: 2;
        }

        .cta-section h2 {
            font-size: var(--font-section);
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

        .cta-section p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 28px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.7;
        }

        .cta-section .btn-primary {
            font-size: 17px;
            padding: 16px 40px;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--secondary);
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 32px;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 40px;
        }

        .site-footer .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .site-footer .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .site-footer .footer-col ul li {
            margin-bottom: 10px;
        }

        .site-footer .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-col ul li a:hover {
            color: var(--primary-light);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 24px;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.8;
        }

        .site-footer .footer-bottom p {
            margin: 0;
        }

        .site-footer .footer-links-row {
            margin-top: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .site-footer .footer-links-row a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 13px;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-links-row a:hover {
            color: var(--primary-light);
        }

        .site-footer .footer-links-row span {
            color: rgba(255, 255, 255, 0.3);
        }

        /* ========== 响应式 ========== */
        @media screen and (max-width: 1024px) {
            :root {
                --font-hero: 36px;
                --font-section: 26px;
            }
            .nav-capsule .nav-links {
                display: none;
            }
            .nav-capsule .nav-cta-btn {
                display: none;
            }
            .nav-hamburger {
                display: block;
            }
            .hero-category .hero-right {
                flex: 0 0 100%;
            }
            .hero-category .hero-content {
                gap: 36px;
            }
            .card-grid {
                grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            }
            .news-list-block {
                grid-template-columns: 1fr;
            }
            .site-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .demo-block {
                gap: 32px;
            }
            .badge-strip {
                gap: 14px;
            }
            .badge-item {
                min-width: 130px;
                padding: 18px 20px;
            }
            .badge-item .badge-num {
                font-size: 28px;
            }
        }

        @media screen and (max-width: 768px) {
            :root {
                --font-hero: 28px;
                --font-section: 22px;
                --font-card-title: 17px;
                --font-body: 15px;
            }
            .nav-capsule-wrapper {
                width: calc(100% - 16px);
                top: 6px;
            }
            .nav-capsule {
                padding: 10px 18px;
                border-radius: 28px;
            }
            .nav-capsule .logo-text {
                font-size: 16px;
            }
            .hero-category {
                min-height: auto;
                padding-top: 90px;
                padding-bottom: 40px;
            }
            .hero-category .hero-left {
                flex: 1 1 100%;
            }
            .hero-category .hero-right {
                flex: 1 1 100%;
            }
            .hero-category .hero-subtitle {
                font-size: 15px;
            }
            .section-block {
                padding: 50px 0;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .feature-grid {
                grid-template-columns: 1fr 1fr;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .demo-block .demo-visual {
                flex: 1 1 100%;
            }
            .demo-block .demo-info {
                flex: 1 1 100%;
            }
            .badge-strip {
                gap: 10px;
            }
            .badge-item {
                min-width: 100px;
                padding: 14px 16px;
                flex: 1 1 40%;
            }
            .badge-item .badge-num {
                font-size: 24px;
            }
            .btn-primary,
            .btn-outline {
                padding: 12px 24px;
                font-size: 14px;
                width: 100%;
                text-align: center;
            }
            .hero-category .hero-cta-group {
                flex-direction: column;
            }
            .news-card {
                flex-direction: column;
                gap: 10px;
            }
            .news-card .news-date-badge {
                width: 44px;
                height: 44px;
            }
            .cta-section {
                padding: 50px 20px;
            }
        }

        @media screen and (max-width: 520px) {
            :root {
                --font-hero: 24px;
                --font-section: 20px;
            }
            .nav-capsule {
                padding: 8px 14px;
                border-radius: 24px;
            }
            .nav-capsule .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 14px;
                border-radius: 8px;
            }
            .nav-capsule .logo-text {
                font-size: 15px;
            }
            .hero-category {
                padding-top: 80px;
                padding-bottom: 30px;
            }
            .hero-category h1 {
                font-size: 22px;
            }
            .hero-category .hero-subtitle {
                font-size: 14px;
            }
            .hero-category .hero-right {
                padding: 18px;
            }
            .section-block {
                padding: 40px 0;
            }
            .section-title {
                font-size: 20px;
            }
            .card-esport .card-img {
                height: 160px;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .badge-item {
                min-width: 80px;
                padding: 12px 10px;
                flex: 1 1 45%;
            }
            .badge-item .badge-num {
                font-size: 22px;
            }
            .badge-item .badge-label {
                font-size: 12px;
            }
            .faq-question {
                font-size: 14px;
                padding: 14px 16px;
            }
            .faq-answer {
                font-size: 13px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 16px;
            }
            .container-wide {
                padding: 0 12px;
            }
            .container-narrow {
                padding: 0 12px;
            }
        }

/* roulang page: category6 */
:root {
            --primary: #FF4D2E;
            --primary-dark: #e03d1f;
            --primary-light: #ff6b4d;
            --secondary: #1A1A2E;
            --secondary-light: #252540;
            --bg-light: #F5F7FA;
            --bg-white: #ffffff;
            --text-dark: #333333;
            --text-mid: #666666;
            --text-light: #999999;
            --text-white: #ffffff;
            --gradient-hero: linear-gradient(135deg, #1A1A2E 0%, #252540 30%, #FF4D2E 100%);
            --gradient-card: linear-gradient(135deg, #FF4D2E 0%, #ff6b4d 100%);
            --gradient-dark: linear-gradient(135deg, #1A1A2E 0%, #0d0d1a 100%);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 30px;
            --radius-full: 50px;
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 16px 44px rgba(0, 0, 0, 0.14);
            --shadow-nav: 0 4px 24px rgba(0, 0, 0, 0.18);
            --shadow-btn: 0 6px 20px rgba(255, 77, 46, 0.35);
            --shadow-btn-hover: 0 10px 28px rgba(255, 77, 46, 0.5);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --font-hero: 48px;
            --font-section: 32px;
            --font-card-title: 20px;
            --font-body: 16px;
            --font-small: 14px;
            --font-badge: 24px;
            --line-height-tight: 1.2;
            --line-height-body: 1.75;
            --max-width: 1200px;
            --nav-height: 60px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            font-size: var(--font-body);
            line-height: var(--line-height-body);
            color: var(--text-dark);
            background-color: var(--bg-white);
            overflow-x: hidden;
            padding-top: 0;
            min-height: 100vh;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
        }

        ul {
            list-style: none;
        }

        .container-wide {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== 导航 - 悬浮胶囊 ========== */
        .nav-capsule-wrapper {
            position: fixed;
            top: 10px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 9999;
            width: calc(100% - 40px);
            max-width: 1100px;
            pointer-events: none;
        }

        .nav-capsule {
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(26, 26, 46, 0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-full);
            padding: 10px 28px;
            box-shadow: var(--shadow-nav);
            pointer-events: auto;
            border: 1px solid rgba(255, 255, 255, 0.12);
            transition: all var(--transition-normal);
        }

        .nav-capsule .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-capsule .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--gradient-card);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            font-weight: 700;
        }

        .nav-capsule .logo-text {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .nav-capsule .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .nav-capsule .nav-links a {
            display: inline-block;
            padding: 8px 16px;
            border-radius: 24px;
            color: rgba(255, 255, 255, 0.85);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-capsule .nav-links a:hover,
        .nav-capsule .nav-links a.active {
            color: #fff;
            background: rgba(255, 77, 46, 0.35);
        }

        .nav-capsule .nav-cta-btn {
            display: inline-block;
            padding: 10px 22px;
            border-radius: 24px;
            background: var(--gradient-card);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            white-space: nowrap;
            flex-shrink: 0;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-btn);
            pointer-events: auto;
        }

        .nav-capsule .nav-cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-btn-hover);
            color: #fff;
        }

        .nav-hamburger {
            display: none;
            background: none;
            color: #fff;
            font-size: 22px;
            padding: 8px;
            border-radius: 8px;
            pointer-events: auto;
            transition: background var(--transition-fast);
        }

        .nav-hamburger:hover {
            background: rgba(255, 255, 255, 0.12);
        }

        .nav-mobile-menu {
            display: none;
            position: absolute;
            top: calc(100% + 12px);
            left: 0;
            right: 0;
            background: rgba(26, 26, 46, 0.95);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-lg);
            padding: 20px;
            flex-direction: column;
            gap: 6px;
            border: 1px solid rgba(255, 255, 255, 0.12);
            box-shadow: var(--shadow-nav);
            pointer-events: auto;
        }

        .nav-mobile-menu a {
            display: block;
            padding: 12px 18px;
            border-radius: var(--radius-md);
            color: rgba(255, 255, 255, 0.85);
            font-size: 15px;
            font-weight: 500;
            transition: all var(--transition-fast);
        }

        .nav-mobile-menu a:hover,
        .nav-mobile-menu a.active {
            color: #fff;
            background: rgba(255, 77, 46, 0.35);
        }

        .nav-mobile-menu .nav-mobile-cta {
            background: var(--gradient-card);
            color: #fff;
            text-align: center;
            font-weight: 600;
            margin-top: 6px;
            border-radius: 24px;
        }

        .nav-mobile-menu .nav-mobile-cta:hover {
            background: var(--primary-dark);
            color: #fff;
        }

        .nav-mobile-menu.active {
            display: flex;
        }

        /* ========== 按钮系统 ========== */
        .btn-primary {
            display: inline-block;
            padding: 14px 36px;
            border-radius: var(--radius-xl);
            background: var(--gradient-card);
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            text-align: center;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-btn);
            cursor: pointer;
            border: none;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-btn-hover);
            color: #fff;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-btn);
        }

        .btn-primary:focus {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
        }

        .btn-outline {
            display: inline-block;
            padding: 14px 36px;
            border-radius: var(--radius-xl);
            background: transparent;
            color: var(--primary);
            font-size: 16px;
            font-weight: 600;
            text-align: center;
            border: 2px solid var(--primary);
            transition: all var(--transition-normal);
            cursor: pointer;
        }

        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-btn);
        }

        .btn-outline:focus {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
        }

        .btn-white {
            display: inline-block;
            padding: 14px 36px;
            border-radius: var(--radius-xl);
            background: #fff;
            color: var(--primary);
            font-size: 16px;
            font-weight: 600;
            text-align: center;
            transition: all var(--transition-normal);
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
            cursor: pointer;
            border: none;
        }

        .btn-white:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
            color: var(--primary-dark);
        }

        /* ========== 板块间距 ========== */
        .section-padding {
            padding: 80px 0;
        }

        .section-padding-sm {
            padding: 50px 0;
        }

        /* ========== Section 标题 ========== */
        .section-title {
            font-size: var(--font-section);
            font-weight: 700;
            color: var(--text-dark);
            line-height: var(--line-height-tight);
            margin-bottom: 12px;
        }

        .section-subtitle {
            font-size: var(--font-body);
            color: var(--text-mid);
            line-height: var(--line-height-body);
            margin-bottom: 40px;
        }

        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-header .section-title {
            position: relative;
            display: inline-block;
        }

        .section-header .section-title::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 50%;
            transform: translateX(-50%);
            width: 50px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }

        /* ========== 卡片系统 ========== */
        .card {
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            overflow: hidden;
        }

        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }

        .card-body {
            padding: 24px;
        }

        .card-img-top {
            width: 100%;
            height: 200px;
            object-fit: cover;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }

        .card-title {
            font-size: var(--font-card-title);
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.35;
        }

        .card-text {
            font-size: var(--font-small);
            color: var(--text-mid);
            line-height: 1.6;
            margin-bottom: 16px;
        }

        .card-link {
            display: inline-block;
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition-fast);
        }

        .card-link:hover {
            color: var(--primary-dark);
            transform: translateX(3px);
        }

        .card-link i {
            margin-left: 4px;
            transition: transform var(--transition-fast);
        }

        .card-link:hover i {
            transform: translateX(3px);
        }

        /* ========== 数据徽章 ========== */
        .badge-data {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: 20px;
            background: rgba(26, 26, 46, 0.85);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            white-space: nowrap;
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
        }

        .badge-data .badge-num {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary-light);
        }

        .badge-primary {
            background: var(--primary);
            color: #fff;
        }

        .badge-outline {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.6);
            color: #fff;
        }

        /* ========== Hero - 数据专家风格 ========== */
        .hero-data {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            background: var(--gradient-hero);
            overflow: hidden;
            padding-top: 90px;
            padding-bottom: 60px;
        }

        .hero-data::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.2;
            z-index: 0;
        }

        .hero-data .hero-inner {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            gap: 60px;
            flex-wrap: wrap;
        }

        .hero-data .hero-avatar-area {
            flex-shrink: 0;
            text-align: center;
        }

        .hero-data .hero-avatar-icon {
            width: 140px;
            height: 140px;
            border-radius: 50%;
            background: var(--gradient-card);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 56px;
            color: #fff;
            box-shadow: 0 20px 50px rgba(255, 77, 46, 0.45);
            border: 5px solid rgba(255, 255, 255, 0.25);
            margin: 0 auto 16px;
        }

        .hero-data .hero-avatar-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
            font-weight: 500;
            letter-spacing: 1px;
            text-transform: uppercase;
        }

        .hero-data .hero-content {
            flex: 1;
            min-width: 280px;
        }

        .hero-data .hero-title {
            font-size: var(--font-hero);
            font-weight: 700;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 16px;
        }

        .hero-data .hero-subtitle {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.6;
            margin-bottom: 28px;
            max-width: 560px;
        }

        .hero-data .hero-badges-row {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 28px;
        }

        .hero-data .hero-cta-row {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }

        /* ========== 卖点三连 ========== */
        .value-props-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .value-prop-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 36px 28px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .value-prop-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--gradient-card);
            border-radius: 0 0 var(--radius-sm) var(--radius-sm);
        }

        .value-prop-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card-hover);
        }

        .value-prop-card .prop-icon {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: rgba(255, 77, 46, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 26px;
            color: var(--primary);
        }

        .value-prop-card .prop-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 10px;
        }

        .value-prop-card .prop-desc {
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.6;
        }

        .value-prop-card .prop-badge {
            display: inline-block;
            margin-top: 14px;
            padding: 5px 12px;
            border-radius: 14px;
            background: var(--primary);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
        }

        /* ========== 场景演示区 ========== */
        .demo-section {
            background: var(--bg-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
        }

        .demo-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            align-items: stretch;
            min-height: 420px;
        }

        .demo-image-area {
            background-image: url('/assets/images/coverpic/cover-4.webp');
            background-size: cover;
            background-position: center;
            min-height: 350px;
            position: relative;
            border-radius: var(--radius-lg) 0 0 var(--radius-lg);
        }

        .demo-image-area .demo-overlay-badge {
            position: absolute;
            bottom: 20px;
            left: 20px;
            background: rgba(26, 26, 46, 0.85);
            color: #fff;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            backdrop-filter: blur(6px);
        }

        .demo-content-area {
            padding: 48px 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            background: #fff;
            border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
        }

        .demo-content-area h3 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .demo-content-area p {
            font-size: 15px;
            color: var(--text-mid);
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .demo-stats-row {
            display: flex;
            gap: 30px;
            flex-wrap: wrap;
        }

        .demo-stat-item {
            text-align: center;
        }

        .demo-stat-item .stat-num {
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
        }

        .demo-stat-item .stat-label {
            font-size: 13px;
            color: var(--text-light);
            margin-top: 4px;
        }

        /* ========== 数据产品卡片 ========== */
        .product-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .product-card {
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
        }

        .product-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-card-hover);
        }

        .product-card .product-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }

        .product-card .product-body {
            padding: 20px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .product-card .product-tag {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 12px;
            background: rgba(255, 77, 46, 0.1);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            margin-bottom: 10px;
            align-self: flex-start;
        }

        .product-card .product-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.35;
        }

        .product-card .product-desc {
            font-size: 13px;
            color: var(--text-mid);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 14px;
        }

        .product-card .product-link {
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition-fast);
        }

        .product-card .product-link:hover {
            color: var(--primary-dark);
        }

        /* ========== 统计面板 ========== */
        .stats-panel {
            background: var(--gradient-dark);
            border-radius: var(--radius-lg);
            padding: 50px 40px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .stats-panel::before {
            content: '';
            position: absolute;
            top: -50px;
            right: -50px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 77, 46, 0.2);
            z-index: 0;
        }

        .stats-panel .stats-inner {
            position: relative;
            z-index: 1;
        }

        .stats-panel .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            text-align: center;
        }

        .stats-panel .stat-big-num {
            font-size: 44px;
            font-weight: 700;
            color: var(--primary-light);
            line-height: 1;
            margin-bottom: 8px;
        }

        .stats-panel .stat-big-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            font-weight: 500;
        }

        /* ========== 社会认同 ========== */
        .social-proof-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .social-proof-item {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
        }

        .social-proof-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }

        .social-proof-item .partner-logo-placeholder {
            width: 80px;
            height: 40px;
            background: var(--bg-light);
            border-radius: var(--radius-sm);
            margin: 0 auto 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            color: var(--text-light);
            font-weight: 600;
        }

        .social-proof-item .partner-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-dark);
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition-normal);
        }

        .faq-item .faq-question {
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 600;
            font-size: 16px;
            color: var(--text-dark);
            transition: background var(--transition-fast);
            user-select: none;
        }

        .faq-item .faq-question:hover {
            background: rgba(255, 77, 46, 0.04);
        }

        .faq-item .faq-question .faq-arrow {
            font-size: 14px;
            color: var(--primary);
            transition: transform var(--transition-normal);
            flex-shrink: 0;
        }

        .faq-item .faq-answer {
            padding: 0 24px 20px;
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.7;
            display: none;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        .faq-item.open .faq-question .faq-arrow {
            transform: rotate(180deg);
        }

        .faq-item.open .faq-question {
            color: var(--primary);
        }

        /* ========== CTA Section ========== */
        .cta-section {
            background: var(--gradient-hero);
            border-radius: var(--radius-lg);
            padding: 60px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.15;
            z-index: 0;
        }

        .cta-section .cta-inner {
            position: relative;
            z-index: 1;
        }

        .cta-section h3 {
            font-size: 30px;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .cta-section p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 28px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--secondary);
            color: rgba(255, 255, 255, 0.75);
            padding: 50px 0 30px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 36px;
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--primary-light);
        }

        .footer-bottom {
            text-align: center;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 24px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom p {
            margin-bottom: 6px;
        }

        .footer-links-row {
            margin-top: 10px;
        }

        .footer-links-row a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 13px;
            transition: color var(--transition-fast);
        }

        .footer-links-row a:hover {
            color: var(--primary-light);
        }

        .footer-links-row span {
            margin: 0 10px;
            color: rgba(255, 255, 255, 0.3);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .value-props-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .product-cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-panel .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .social-proof-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .demo-grid {
                grid-template-columns: 1fr;
            }
            .demo-image-area {
                border-radius: var(--radius-lg) var(--radius-lg) 0 0;
                min-height: 250px;
            }
            .demo-content-area {
                border-radius: 0 0 var(--radius-lg) var(--radius-lg);
            }
            .hero-data .hero-inner {
                flex-direction: column;
                text-align: center;
                gap: 30px;
            }
            .hero-data .hero-subtitle {
                max-width: 100%;
            }
            .hero-data .hero-badges-row {
                justify-content: center;
            }
            .hero-data .hero-cta-row {
                justify-content: center;
            }
            :root {
                --font-hero: 36px;
                --font-section: 26px;
            }
        }

        @media (max-width: 768px) {
            .nav-capsule .nav-links {
                display: none;
            }
            .nav-capsule .nav-cta-btn {
                display: none;
            }
            .nav-hamburger {
                display: block;
            }
            .nav-capsule {
                padding: 10px 20px;
            }
            .value-props-grid {
                grid-template-columns: 1fr;
            }
            .product-cards-grid {
                grid-template-columns: 1fr;
            }
            .stats-panel .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .stats-panel .stat-big-num {
                font-size: 32px;
            }
            .social-proof-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .section-padding {
                padding: 50px 0;
            }
            .demo-content-area {
                padding: 30px 24px;
            }
            .cta-section {
                padding: 40px 24px;
            }
            .cta-section h3 {
                font-size: 24px;
            }
            :root {
                --font-hero: 28px;
                --font-section: 22px;
                --font-card-title: 17px;
                --font-body: 15px;
            }
            .hero-data .hero-avatar-icon {
                width: 100px;
                height: 100px;
                font-size: 40px;
            }
        }

        @media (max-width: 520px) {
            .nav-capsule-wrapper {
                width: calc(100% - 16px);
                top: 6px;
            }
            .nav-capsule {
                padding: 8px 16px;
            }
            .nav-capsule .logo-text {
                font-size: 15px;
            }
            .stats-panel .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .stats-panel .stat-big-num {
                font-size: 28px;
            }
            .social-proof-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .hero-data .hero-title {
                font-size: 24px;
            }
            .hero-data .hero-subtitle {
                font-size: 15px;
            }
            .hero-data .hero-badges-row {
                gap: 8px;
            }
            .hero-data .hero-cta-row {
                flex-direction: column;
                gap: 10px;
            }
            .hero-data .hero-cta-row .btn-primary,
            .hero-data .hero-cta-row .btn-outline {
                width: 100%;
                text-align: center;
            }
            :root {
                --font-hero: 24px;
                --font-section: 20px;
            }
            .section-header .section-title {
                font-size: 20px;
            }
            .demo-stats-row {
                gap: 16px;
            }
            .demo-stat-item .stat-num {
                font-size: 24px;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #FF4D2E;
            --primary-dark: #e03d1f;
            --primary-light: #ff6b4d;
            --secondary: #1A1A2E;
            --secondary-light: #252540;
            --bg-light: #F5F7FA;
            --bg-white: #ffffff;
            --text-dark: #333333;
            --text-mid: #666666;
            --text-light: #999999;
            --text-white: #ffffff;
            --gradient-hero: linear-gradient(135deg, #1A1A2E 0%, #252540 30%, #FF4D2E 100%);
            --gradient-card: linear-gradient(135deg, #FF4D2E 0%, #ff6b4d 100%);
            --gradient-dark: linear-gradient(135deg, #1A1A2E 0%, #0d0d1a 100%);
            --gradient-tennis: linear-gradient(135deg, #1A1A2E 0%, #1e3a5f 40%, #FF4D2E 100%);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 30px;
            --radius-full: 50px;
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 16px 44px rgba(0, 0, 0, 0.14);
            --shadow-nav: 0 4px 24px rgba(0, 0, 0, 0.18);
            --shadow-btn: 0 6px 20px rgba(255, 77, 46, 0.35);
            --shadow-btn-hover: 0 10px 28px rgba(255, 77, 46, 0.5);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --font-hero: 48px;
            --font-section: 32px;
            --font-card-title: 20px;
            --font-body: 16px;
            --font-small: 14px;
            --font-badge: 24px;
            --line-height-tight: 1.2;
            --line-height-body: 1.75;
            --max-width: 1200px;
            --nav-height: 60px;
        }

        @media (max-width: 1024px) {
            :root {
                --font-hero: 36px;
                --font-section: 26px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --font-hero: 28px;
                --font-section: 22px;
                --font-card-title: 17px;
                --font-body: 15px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --font-hero: 24px;
                --font-section: 20px;
            }
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            font-size: var(--font-body);
            line-height: var(--line-height-body);
            color: var(--text-dark);
            background-color: var(--bg-white);
            overflow-x: hidden;
            padding-top: 0;
            min-height: 100vh;
            margin: 0;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
        }

        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: var(--line-height-tight);
        }

        p {
            margin: 0;
        }

        .container-wide {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== 导航 - 悬浮胶囊 ========== */
        .nav-capsule-wrapper {
            position: fixed;
            top: 10px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 9999;
            width: calc(100% - 40px);
            max-width: 1100px;
            pointer-events: none;
        }

        .nav-capsule {
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(26, 26, 46, 0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-full);
            padding: 10px 28px;
            box-shadow: var(--shadow-nav);
            pointer-events: auto;
            border: 1px solid rgba(255, 255, 255, 0.12);
            transition: all var(--transition-normal);
        }

        .nav-capsule .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-capsule .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--gradient-card);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            font-weight: 700;
        }

        .nav-capsule .logo-text {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .nav-capsule .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .nav-capsule .nav-links a {
            display: inline-block;
            padding: 8px 16px;
            border-radius: 24px;
            color: rgba(255, 255, 255, 0.85);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-capsule .nav-links a:hover,
        .nav-capsule .nav-links a.active {
            color: #fff;
            background: rgba(255, 77, 46, 0.35);
        }

        .nav-capsule .nav-cta-btn {
            display: inline-block;
            padding: 10px 22px;
            border-radius: 24px;
            background: var(--gradient-card);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            white-space: nowrap;
            flex-shrink: 0;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-btn);
            pointer-events: auto;
        }

        .nav-capsule .nav-cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-btn-hover);
            color: #fff;
        }

        .nav-hamburger {
            display: none;
            background: none;
            color: #fff;
            font-size: 22px;
            padding: 8px;
            border-radius: 8px;
            pointer-events: auto;
            transition: background var(--transition-fast);
        }

        .nav-hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        .nav-mobile-menu {
            display: none;
            position: absolute;
            top: calc(100% + 8px);
            left: 0;
            right: 0;
            background: rgba(26, 26, 46, 0.95);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-lg);
            padding: 16px;
            flex-direction: column;
            gap: 4px;
            pointer-events: auto;
            border: 1px solid rgba(255, 255, 255, 0.12);
            box-shadow: var(--shadow-nav);
        }

        .nav-mobile-menu.open {
            display: flex;
        }

        .nav-mobile-menu a {
            display: block;
            padding: 12px 16px;
            border-radius: var(--radius-md);
            color: rgba(255, 255, 255, 0.85);
            font-size: 15px;
            font-weight: 500;
            transition: all var(--transition-fast);
        }

        .nav-mobile-menu a:hover,
        .nav-mobile-menu a.active {
            color: #fff;
            background: rgba(255, 77, 46, 0.35);
        }

        .nav-mobile-menu .nav-mobile-cta {
            background: var(--gradient-card);
            color: #fff;
            text-align: center;
            font-weight: 600;
            margin-top: 4px;
        }

        @media (max-width: 1024px) {
            .nav-capsule .nav-links {
                display: none;
            }
            .nav-capsule .nav-cta-btn {
                display: none;
            }
            .nav-hamburger {
                display: block;
            }
            .nav-capsule {
                padding: 10px 20px;
            }
        }

        @media (max-width: 520px) {
            .nav-capsule-wrapper {
                width: calc(100% - 20px);
                top: 6px;
            }
            .nav-capsule {
                padding: 8px 16px;
                border-radius: var(--radius-lg);
            }
            .nav-capsule .logo-text {
                font-size: 16px;
            }
            .nav-capsule .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 15px;
            }
        }

        /* ========== Hero - 左文右图 5:7 斜向错位 ========== */
        .hero-tennis {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            background: var(--gradient-tennis);
            overflow: hidden;
            padding-top: 100px;
            padding-bottom: 60px;
        }

        .hero-tennis::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -120px;
            width: 700px;
            height: 700px;
            background: radial-gradient(circle, rgba(255, 77, 46, 0.25) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-tennis::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -80px;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-tennis .container-wide {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 5fr 7fr;
            gap: 40px;
            align-items: center;
            width: 100%;
        }

        .hero-tennis .hero-content {
            color: #fff;
            padding-right: 20px;
        }

        .hero-tennis .hero-badge-row {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }

        .hero-tennis .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: 20px;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 500;
            color: #fff;
            white-space: nowrap;
            backdrop-filter: blur(4px);
        }

        .hero-tennis .hero-badge i {
            font-size: 12px;
            color: var(--primary-light);
        }

        .hero-tennis h1 {
            font-size: var(--font-hero);
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
            line-height: 1.25;
        }

        .hero-tennis h1 span {
            background: var(--gradient-card);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-tennis .hero-subtitle {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.82);
            margin-bottom: 28px;
            line-height: 1.7;
            max-width: 480px;
        }

        .hero-tennis .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .hero-tennis .btn-primary-hero {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-xl);
            background: var(--gradient-card);
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            box-shadow: var(--shadow-btn);
            transition: all var(--transition-normal);
            white-space: nowrap;
        }

        .hero-tennis .btn-primary-hero:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-btn-hover);
            color: #fff;
        }

        .hero-tennis .btn-outline-hero {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-xl);
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.5);
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            transition: all var(--transition-normal);
            white-space: nowrap;
        }

        .hero-tennis .btn-outline-hero:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            transform: translateY(-2px);
        }

        .hero-tennis .hero-kpi-row {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
        }

        .hero-tennis .hero-kpi {
            text-align: left;
        }

        .hero-tennis .hero-kpi .kpi-num {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary-light);
            line-height: 1;
        }

        .hero-tennis .hero-kpi .kpi-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }

        .hero-tennis .hero-image-wrap {
            position: relative;
            transform: rotate(-1.5deg) translateY(-10px);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
            border: 4px solid rgba(255, 255, 255, 0.2);
            transition: transform var(--transition-slow);
        }

        .hero-tennis .hero-image-wrap:hover {
            transform: rotate(0deg) translateY(-6px);
        }

        .hero-tennis .hero-image-wrap img {
            width: 100%;
            height: auto;
            display: block;
            border-radius: calc(var(--radius-lg) - 4px);
        }

        .hero-tennis .hero-image-badge {
            position: absolute;
            bottom: 20px;
            right: 20px;
            background: rgba(26, 26, 46, 0.85);
            backdrop-filter: blur(8px);
            border-radius: 20px;
            padding: 10px 18px;
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 8px;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .hero-tennis .hero-image-badge .live-dot {
            width: 10px;
            height: 10px;
            background: #00e676;
            border-radius: 50%;
            animation: pulse-dot 1.5s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(0, 230, 118, 0.6);
            }
            50% {
                box-shadow: 0 0 0 12px rgba(0, 230, 118, 0);
            }
        }

        @media (max-width: 1024px) {
            .hero-tennis .container-wide {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .hero-tennis .hero-image-wrap {
                transform: rotate(-0.8deg) translateY(-4px);
            }
        }

        @media (max-width: 768px) {
            .hero-tennis {
                min-height: auto;
                padding-top: 120px;
                padding-bottom: 50px;
            }
            .hero-tennis .container-wide {
                grid-template-columns: 1fr;
                gap: 32px;
                text-align: center;
            }
            .hero-tennis .hero-content {
                padding-right: 0;
                order: 1;
            }
            .hero-tennis .hero-subtitle {
                max-width: 100%;
                margin-left: auto;
                margin-right: auto;
            }
            .hero-tennis .hero-cta-group {
                justify-content: center;
            }
            .hero-tennis .hero-kpi-row {
                justify-content: center;
                text-align: center;
            }
            .hero-tennis .hero-kpi {
                text-align: center;
            }
            .hero-tennis .hero-badge-row {
                justify-content: center;
            }
            .hero-tennis .hero-image-wrap {
                order: 0;
                transform: rotate(0deg) translateY(0);
                max-width: 90%;
                margin: 0 auto;
            }
        }

        @media (max-width: 520px) {
            .hero-tennis {
                padding-top: 100px;
                padding-bottom: 40px;
            }
            .hero-tennis h1 {
                font-size: 24px;
            }
            .hero-tennis .hero-subtitle {
                font-size: 15px;
            }
            .hero-tennis .btn-primary-hero,
            .hero-tennis .btn-outline-hero {
                padding: 12px 24px;
                font-size: 14px;
                width: 100%;
                justify-content: center;
            }
            .hero-tennis .hero-cta-group {
                flex-direction: column;
                width: 100%;
            }
            .hero-tennis .hero-kpi .kpi-num {
                font-size: 22px;
            }
        }

        /* ========== 通用板块 ========== */
        .section-padding {
            padding: 80px 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-header h2 {
            font-size: var(--font-section);
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 12px;
        }

        .section-header .section-subtitle {
            font-size: 16px;
            color: var(--text-mid);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 1.5px;
            margin-bottom: 8px;
            background: rgba(255, 77, 46, 0.08);
            padding: 4px 12px;
            border-radius: 20px;
        }

        @media (max-width: 768px) {
            .section-padding {
                padding: 50px 0;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }

        /* ========== 分类介绍区 ========== */
        .intro-section {
            background: var(--bg-white);
            padding: 70px 0;
        }

        .intro-section .intro-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .intro-section .intro-text h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 20px;
            line-height: 1.35;
        }

        .intro-section .intro-text p {
            font-size: 16px;
            color: var(--text-mid);
            line-height: 1.85;
            margin-bottom: 16px;
        }

        .intro-section .intro-text .highlight-stat {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--bg-light);
            border-radius: var(--radius-md);
            padding: 10px 18px;
            font-weight: 600;
            color: var(--primary);
            font-size: 15px;
            margin-top: 8px;
        }

        .intro-section .intro-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            position: relative;
        }

        .intro-section .intro-image img {
            width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-lg);
        }

        .intro-section .intro-image .img-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--primary);
            color: #fff;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
        }

        @media (max-width: 768px) {
            .intro-section .intro-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .intro-section .intro-text h2 {
                font-size: 22px;
            }
        }

        /* ========== 赛事覆盖卡片 ========== */
        .tournaments-section {
            background: var(--bg-light);
            padding: 80px 0;
        }

        .tournaments-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .tournament-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 28px 22px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            position: relative;
            overflow: hidden;
        }

        .tournament-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card-hover);
        }

        .tournament-card .card-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            background: var(--gradient-card);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 24px;
            color: #fff;
        }

        .tournament-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
        }

        .tournament-card p {
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.6;
        }

        .tournament-card .card-badge {
            display: inline-block;
            margin-top: 12px;
            background: rgba(255, 77, 46, 0.08);
            color: var(--primary);
            padding: 4px 12px;
            border-radius: 14px;
            font-size: 12px;
            font-weight: 600;
        }

        @media (max-width: 1024px) {
            .tournaments-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 520px) {
            .tournaments-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
        }

        /* ========== 核心优势 ========== */
        .advantages-section {
            background: #fff;
            padding: 80px 0;
        }

        .advantages-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .advantage-card {
            background: var(--bg-light);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            transition: all var(--transition-normal);
            border: 1px solid transparent;
            position: relative;
        }

        .advantage-card:hover {
            border-color: rgba(255, 77, 46, 0.2);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .advantage-card .adv-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: rgba(255, 77, 46, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--primary);
            margin-bottom: 16px;
        }

        .advantage-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
        }

        .advantage-card p {
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.7;
        }

        @media (max-width: 768px) {
            .advantages-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
        }

        @media (max-width: 520px) {
            .advantages-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
        }

        /* ========== 深度场景展示 ========== */
        .scene-section {
            background: var(--secondary);
            padding: 80px 0;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .scene-section::before {
            content: '';
            position: absolute;
            top: -100px;
            right: -100px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255, 77, 46, 0.2) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .scene-section .scene-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 1;
        }

        .scene-section .scene-text h2 {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
            line-height: 1.35;
        }

        .scene-section .scene-text p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.78);
            line-height: 1.85;
            margin-bottom: 14px;
        }

        .scene-section .scene-feature-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-top: 20px;
        }

        .scene-section .scene-feature-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            color: rgba(255, 255, 255, 0.85);
            font-size: 15px;
            line-height: 1.6;
        }

        .scene-section .scene-feature-item i {
            color: var(--primary-light);
            font-size: 16px;
            margin-top: 2px;
            flex-shrink: 0;
        }

        .scene-section .scene-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
            border: 3px solid rgba(255, 255, 255, 0.15);
        }

        .scene-section .scene-image img {
            width: 100%;
            height: auto;
            display: block;
            border-radius: calc(var(--radius-lg) - 3px);
        }

        @media (max-width: 768px) {
            .scene-section .scene-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .scene-section .scene-text h2 {
                font-size: 22px;
            }
        }

        /* ========== 数据统计区 ========== */
        .stats-section {
            background: #fff;
            padding: 70px 0;
        }

        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }

        .stat-card {
            background: var(--bg-light);
            border-radius: var(--radius-md);
            padding: 32px 20px;
            transition: all var(--transition-normal);
        }

        .stat-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .stat-card .stat-num {
            font-size: 36px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
            margin-bottom: 8px;
        }

        .stat-card .stat-label {
            font-size: 14px;
            color: var(--text-mid);
            font-weight: 500;
        }

        @media (max-width: 768px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stat-card .stat-num {
                font-size: 28px;
            }
        }

        @media (max-width: 520px) {
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 20px 14px;
            }
            .stat-card .stat-num {
                font-size: 24px;
            }
        }

        /* ========== 热门赛事卡片 ========== */
        .hot-matches-section {
            background: var(--bg-light);
            padding: 80px 0;
        }

        .matches-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .match-card {
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
        }

        .match-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card-hover);
        }

        .match-card .match-img {
            position: relative;
            height: 180px;
            overflow: hidden;
        }

        .match-card .match-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        .match-card .match-img .match-status {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--primary);
            color: #fff;
            padding: 4px 12px;
            border-radius: 14px;
            font-size: 12px;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .match-card .match-img .match-status.live {
            background: #e53935;
            animation: pulse-bg 2s infinite;
        }

        @keyframes pulse-bg {
            0%,
            100% {
                background: #e53935;
            }
            50% {
                background: #c62828;
            }
        }

        .match-card .match-img .match-status .live-dot-sm {
            width: 7px;
            height: 7px;
            background: #fff;
            border-radius: 50%;
            animation: pulse-dot 1.5s infinite;
        }

        .match-card .match-body {
            padding: 20px;
        }

        .match-card .match-body h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .match-card .match-body .match-info {
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .match-card .match-body .match-desc {
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.6;
            margin-bottom: 14px;
        }

        .match-card .match-body .btn-match {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: all var(--transition-fast);
        }

        .match-card .match-body .btn-match:hover {
            color: var(--primary-dark);
            gap: 10px;
        }

        @media (max-width: 1024px) {
            .matches-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 520px) {
            .matches-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: #fff;
            padding: 80px 0;
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--bg-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-normal);
            border: 1px solid transparent;
        }

        .faq-item:hover {
            border-color: rgba(255, 77, 46, 0.15);
        }

        .faq-item .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            background: none;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            text-align: left;
            transition: all var(--transition-fast);
            gap: 12px;
        }

        .faq-item .faq-question:hover {
            color: var(--primary);
        }

        .faq-item .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 77, 46, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            color: var(--primary);
            transition: all var(--transition-normal);
        }

        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-normal);
            padding: 0 24px;
        }

        .faq-item .faq-answer.open {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        .faq-item .faq-answer p {
            font-size: 15px;
            color: var(--text-mid);
            line-height: 1.75;
        }

        @media (max-width: 520px) {
            .faq-item .faq-question {
                font-size: 14px;
                padding: 14px 16px;
            }
            .faq-item .faq-answer.open {
                padding: 0 16px 16px;
            }
        }

        /* ========== CTA 区域 ========== */
        .cta-section {
            background: var(--gradient-dark);
            padding: 70px 0;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50px;
            left: 50%;
            transform: translateX(-50%);
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 77, 46, 0.18) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section .container-narrow {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }

        .cta-section p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 28px;
            line-height: 1.7;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-section .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 40px;
            border-radius: var(--radius-xl);
            background: var(--gradient-card);
            color: #fff;
            font-size: 17px;
            font-weight: 700;
            box-shadow: var(--shadow-btn);
            transition: all var(--transition-normal);
        }

        .cta-section .btn-cta-large:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-btn-hover);
            color: #fff;
        }

        @media (max-width: 520px) {
            .cta-section {
                padding: 50px 0;
            }
            .cta-section h2 {
                font-size: 22px;
            }
            .cta-section .btn-cta-large {
                padding: 14px 28px;
                font-size: 15px;
                width: 100%;
                justify-content: center;
            }
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--secondary);
            color: rgba(255, 255, 255, 0.7);
            padding: 50px 0 24px;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 36px;
        }

        .site-footer .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 16px;
        }

        .site-footer .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .site-footer .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-col ul li a:hover {
            color: var(--primary-light);
        }

        .site-footer .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            line-height: 2;
        }

        .site-footer .footer-bottom p {
            margin: 0;
        }

        .site-footer .footer-links-row {
            margin-top: 4px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            font-size: 13px;
        }

        .site-footer .footer-links-row a {
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition-fast);
        }

        .site-footer .footer-links-row a:hover {
            color: var(--primary-light);
        }

        .site-footer .footer-links-row span {
            color: rgba(255, 255, 255, 0.3);
        }

        @media (max-width: 768px) {
            .site-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }

        @media (max-width: 520px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 18px;
            }
            .site-footer {
                padding: 36px 0 20px;
            }
        }

        /* ========== 底部固定 CTA 条 ========== */
        .sticky-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 9990;
            background: rgba(26, 26, 46, 0.9);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            padding: 12px 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .sticky-cta-bar .sticky-text {
            color: #fff;
            font-size: 15px;
            font-weight: 500;
            white-space: nowrap;
        }

        .sticky-cta-bar .btn-sticky-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            border-radius: 24px;
            background: var(--gradient-card);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            box-shadow: var(--shadow-btn);
            transition: all var(--transition-normal);
            white-space: nowrap;
        }

        .sticky-cta-bar .btn-sticky-cta:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-btn-hover);
            color: #fff;
        }

        @media (max-width: 520px) {
            .sticky-cta-bar {
                padding: 10px 16px;
                gap: 12px;
                flex-wrap: wrap;
            }
            .sticky-cta-bar .sticky-text {
                font-size: 13px;
            }
            .sticky-cta-bar .btn-sticky-cta {
                padding: 8px 18px;
                font-size: 13px;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #FF4D2E;
            --primary-dark: #e03d1f;
            --primary-light: #ff6b4d;
            --secondary: #1A1A2E;
            --secondary-light: #252540;
            --bg-light: #F5F7FA;
            --bg-white: #ffffff;
            --text-dark: #333333;
            --text-mid: #666666;
            --text-light: #999999;
            --text-white: #ffffff;
            --gradient-hero: linear-gradient(135deg, #1A1A2E 0%, #252540 30%, #FF4D2E 100%);
            --gradient-card: linear-gradient(135deg, #FF4D2E 0%, #ff6b4d 100%);
            --gradient-dark: linear-gradient(135deg, #1A1A2E 0%, #0d0d1a 100%);
            --gradient-gold: linear-gradient(135deg, #f0a500 0%, #e6c200 50%, #d49400 100%);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 30px;
            --radius-full: 50px;
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 16px 44px rgba(0, 0, 0, 0.14);
            --shadow-nav: 0 4px 24px rgba(0, 0, 0, 0.18);
            --shadow-btn: 0 6px 20px rgba(255, 77, 46, 0.35);
            --shadow-btn-hover: 0 10px 28px rgba(255, 77, 46, 0.5);
            --shadow-glow: 0 0 40px rgba(255, 77, 46, 0.3);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --font-hero: 48px;
            --font-section: 32px;
            --font-card-title: 20px;
            --font-body: 16px;
            --font-small: 14px;
            --font-badge: 24px;
            --line-height-tight: 1.2;
            --line-height-body: 1.75;
            --max-width: 1200px;
            --nav-height: 60px;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            font-size: var(--font-body);
            line-height: var(--line-height-body);
            color: var(--text-dark);
            background-color: var(--bg-white);
            overflow-x: hidden;
            padding-top: 0;
            margin: 0;
            min-height: 100vh;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
        }

        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .container-wide {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== 导航 - 悬浮胶囊 ========== */
        .nav-capsule-wrapper {
            position: fixed;
            top: 10px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 9999;
            width: calc(100% - 40px);
            max-width: 1100px;
            pointer-events: none;
        }

        .nav-capsule {
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(26, 26, 46, 0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-full);
            padding: 10px 28px;
            box-shadow: var(--shadow-nav);
            pointer-events: auto;
            border: 1px solid rgba(255, 255, 255, 0.12);
            transition: all var(--transition-normal);
        }

        .nav-capsule .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-capsule .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--gradient-card);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            font-weight: 700;
        }

        .nav-capsule .logo-text {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .nav-capsule .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .nav-capsule .nav-links a {
            display: inline-block;
            padding: 8px 16px;
            border-radius: 24px;
            color: rgba(255, 255, 255, 0.85);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-capsule .nav-links a:hover,
        .nav-capsule .nav-links a.active {
            color: #fff;
            background: rgba(255, 77, 46, 0.35);
        }

        .nav-capsule .nav-cta-btn {
            display: inline-block;
            padding: 10px 22px;
            border-radius: 24px;
            background: var(--gradient-card);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            white-space: nowrap;
            flex-shrink: 0;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-btn);
            letter-spacing: 0.5px;
        }

        .nav-capsule .nav-cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-btn-hover);
            color: #fff;
        }

        .nav-hamburger {
            display: none;
            background: none;
            color: #fff;
            font-size: 22px;
            padding: 6px;
            border-radius: 8px;
            transition: background var(--transition-fast);
        }

        .nav-hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        .nav-mobile-menu {
            display: none;
            position: absolute;
            top: calc(100% + 8px);
            left: 0;
            right: 0;
            background: rgba(26, 26, 46, 0.95);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-lg);
            padding: 16px;
            flex-direction: column;
            gap: 4px;
            box-shadow: var(--shadow-nav);
            border: 1px solid rgba(255, 255, 255, 0.12);
            pointer-events: auto;
        }

        .nav-mobile-menu.active {
            display: flex;
        }

        .nav-mobile-menu a {
            display: block;
            padding: 12px 18px;
            border-radius: 12px;
            color: rgba(255, 255, 255, 0.85);
            font-size: 15px;
            font-weight: 500;
            transition: all var(--transition-fast);
        }

        .nav-mobile-menu a:hover,
        .nav-mobile-menu a.active {
            background: rgba(255, 77, 46, 0.3);
            color: #fff;
        }

        .nav-mobile-menu .nav-mobile-cta {
            background: var(--gradient-card);
            color: #fff;
            text-align: center;
            font-weight: 600;
            margin-top: 6px;
            border-radius: 24px;
        }

        /* ========== Hero 优惠券墙 ========== */
        .hero-coupon-wall {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--gradient-hero);
            overflow: hidden;
            padding: 120px 24px 80px;
        }

        .hero-coupon-wall .hero-bg-overlay {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.25;
            z-index: 0;
        }

        .hero-coupon-wall .hero-glow-orb {
            position: absolute;
            border-radius: 50%;
            filter: blur(80px);
            z-index: 0;
            pointer-events: none;
        }

        .hero-coupon-wall .glow-orb-1 {
            width: 350px;
            height: 350px;
            background: rgba(255, 77, 46, 0.3);
            top: -80px;
            right: -60px;
            animation: floatOrb 8s ease-in-out infinite;
        }

        .hero-coupon-wall .glow-orb-2 {
            width: 280px;
            height: 280px;
            background: rgba(240, 165, 0, 0.25);
            bottom: -60px;
            left: -40px;
            animation: floatOrb 10s ease-in-out infinite reverse;
        }

        @keyframes floatOrb {
            0%,
            100% {
                transform: translate(0, 0) scale(1);
            }
            25% {
                transform: translate(30px, -20px) scale(1.08);
            }
            50% {
                transform: translate(-15px, 25px) scale(0.94);
            }
            75% {
                transform: translate(-25px, -10px) scale(1.05);
            }
        }

        .hero-coupon-wall .hero-content {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 900px;
            width: 100%;
        }

        .hero-coupon-wall .hero-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: 24px;
            padding: 6px 18px;
            color: rgba(255, 255, 255, 0.9);
            font-size: 13px;
            font-weight: 500;
            margin-bottom: 24px;
            letter-spacing: 1px;
        }

        .hero-coupon-wall .hero-title {
            font-size: var(--font-hero);
            font-weight: 700;
            color: #fff;
            line-height: var(--line-height-tight);
            margin-bottom: 16px;
            letter-spacing: 1px;
        }

        .hero-coupon-wall .hero-title span {
            background: var(--gradient-gold);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-coupon-wall .hero-subtitle {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 40px;
            line-height: 1.6;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .coupon-wall-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 20px;
            max-width: 800px;
            margin: 0 auto 36px;
        }

        .coupon-main-card {
            grid-column: 1 / 3;
            grid-row: 1 / 3;
            background: rgba(255, 255, 255, 0.08);
            border: 2px solid rgba(255, 165, 0, 0.5);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            text-align: left;
            position: relative;
            overflow: hidden;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            box-shadow: 0 0 50px rgba(255, 140, 0, 0.2);
            transition: all var(--transition-slow);
            cursor: pointer;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .coupon-main-card:hover {
            box-shadow: 0 0 70px rgba(255, 140, 0, 0.35);
            border-color: rgba(255, 165, 0, 0.8);
            transform: translateY(-4px);
        }

        .coupon-main-card .coupon-glow-line {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--gradient-gold);
            border-radius: 3px 3px 0 0;
        }

        .coupon-main-card .coupon-type-tag {
            display: inline-block;
            background: var(--gradient-gold);
            color: #1A1A2E;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 14px;
            letter-spacing: 1px;
            margin-bottom: 16px;
        }

        .coupon-main-card .coupon-value {
            font-size: 52px;
            font-weight: 800;
            color: #fff;
            line-height: 1;
            margin-bottom: 6px;
        }

        .coupon-main-card .coupon-value small {
            font-size: 22px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.7);
        }

        .coupon-main-card .coupon-desc {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .coupon-main-card .coupon-meta {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .coupon-main-card .coupon-claim-btn {
            display: inline-block;
            margin-top: 20px;
            padding: 14px 36px;
            background: var(--gradient-gold);
            color: #1A1A2E;
            font-weight: 700;
            font-size: 16px;
            border-radius: 30px;
            transition: all var(--transition-slow);
            box-shadow: 0 8px 28px rgba(240, 165, 0, 0.4);
            letter-spacing: 0.5px;
            align-self: flex-start;
            text-align: center;
        }

        .coupon-main-card .coupon-claim-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 36px rgba(240, 165, 0, 0.55);
            color: #1A1A2E;
        }

        .coupon-side-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: var(--radius-md);
            padding: 20px 18px;
            text-align: center;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            transition: all var(--transition-normal);
            cursor: pointer;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .coupon-side-card:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: rgba(255, 255, 255, 0.35);
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
        }

        .coupon-side-card .side-coupon-icon {
            font-size: 28px;
            color: #FFD700;
            margin-bottom: 4px;
        }

        .coupon-side-card .side-coupon-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            line-height: 1.3;
        }

        .coupon-side-card .side-coupon-val {
            font-size: 24px;
            font-weight: 700;
            color: #FFD700;
            line-height: 1;
        }

        .coupon-side-card .side-coupon-sub {
            font-size: 11px;
            color: rgba(255, 255, 255, 0.55);
        }

        .hero-stats-row {
            display: flex;
            justify-content: center;
            gap: 40px;
            flex-wrap: wrap;
            margin-top: 16px;
        }

        .hero-stat-item {
            text-align: center;
        }

        .hero-stat-item .stat-num {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            line-height: 1;
        }

        .hero-stat-item .stat-label {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 4px;
            letter-spacing: 0.5px;
        }

        /* ========== Section 通用 ========== */
        .section-block {
            padding: 80px 0;
        }

        .section-block.section-dark {
            background: var(--secondary);
            color: var(--text-white);
        }

        .section-block.section-light {
            background: var(--bg-light);
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-header .section-tag {
            display: inline-block;
            background: rgba(255, 77, 46, 0.1);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 16px;
            border-radius: 20px;
            letter-spacing: 1px;
            margin-bottom: 12px;
        }

        .section-header .section-title {
            font-size: var(--font-section);
            font-weight: 700;
            color: var(--text-dark);
            line-height: var(--line-height-tight);
            margin-bottom: 12px;
        }

        .section-dark .section-title {
            color: #fff;
        }

        .section-header .section-desc {
            font-size: 16px;
            color: var(--text-mid);
            max-width: 650px;
            margin: 0 auto;
            line-height: 1.7;
        }

        .section-dark .section-desc {
            color: rgba(255, 255, 255, 0.7);
        }

        /* ========== 分类介绍区 ========== */
        .intro-text-block {
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-mid);
        }

        .intro-text-block strong {
            color: var(--text-dark);
        }

        .section-dark .intro-text-block {
            color: rgba(255, 255, 255, 0.75);
        }

        .section-dark .intro-text-block strong {
            color: #fff;
        }

        /* ========== 赛事卡片网格 ========== */
        .match-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .match-card {
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-slow);
            display: flex;
            flex-direction: column;
        }

        .match-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .match-card .match-card-img {
            position: relative;
            height: 200px;
            overflow: hidden;
            background: #e9ecef;
        }

        .match-card .match-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .match-card:hover .match-card-img img {
            transform: scale(1.05);
        }

        .match-card .match-live-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: #fff;
            font-size: 11px;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 12px;
            letter-spacing: 0.5px;
            animation: pulseBadge 2s ease-in-out infinite;
        }

        @keyframes pulseBadge {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.7;
            }
        }

        .match-card .match-card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .match-card .match-sport-tag {
            display: inline-block;
            font-size: 11px;
            color: var(--primary);
            font-weight: 600;
            background: rgba(255, 77, 46, 0.08);
            padding: 3px 10px;
            border-radius: 10px;
            margin-bottom: 10px;
            align-self: flex-start;
        }

        .match-card .match-card-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-dark);
            line-height: 1.4;
            margin-bottom: 8px;
        }

        .match-card .match-card-info {
            font-size: 13px;
            color: var(--text-light);
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 12px;
        }

        .match-card .match-card-desc {
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.6;
            flex: 1;
        }

        .match-card .match-card-link {
            display: inline-block;
            margin-top: 14px;
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition-fast);
            align-self: flex-start;
        }

        .match-card .match-card-link:hover {
            color: var(--primary-dark);
            transform: translateX(3px);
        }

        .match-card .match-card-link i {
            margin-left: 4px;
            font-size: 12px;
            transition: transform var(--transition-fast);
        }

        .match-card .match-card-link:hover i {
            transform: translateX(3px);
        }

        /* ========== 运动项目图标网格 ========== */
        .sport-icons-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 20px;
        }

        .sport-icon-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 24px 16px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-slow);
            cursor: pointer;
        }

        .sport-icon-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .sport-icon-card .sport-icon-circle {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--gradient-card);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
            font-size: 22px;
            color: #fff;
            transition: all var(--transition-normal);
        }

        .sport-icon-card:hover .sport-icon-circle {
            transform: scale(1.1);
            box-shadow: var(--shadow-btn);
        }

        .sport-icon-card .sport-icon-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-dark);
        }

        .sport-icon-card .sport-icon-count {
            font-size: 12px;
            color: var(--text-light);
            margin-top: 4px;
        }

        /* ========== 数据统计区 ========== */
        .stats-cards-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
            transition: all var(--transition-normal);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
        }

        .stat-card:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.25);
            transform: translateY(-3px);
        }

        .stat-card .stat-card-num {
            font-size: 36px;
            font-weight: 700;
            color: #fff;
            line-height: 1;
            margin-bottom: 6px;
        }

        .stat-card .stat-card-num.accent {
            color: var(--primary-light);
        }

        .stat-card .stat-card-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            letter-spacing: 0.5px;
        }

        /* ========== 深度内容区 ========== */
        .deep-content-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .deep-content-block .deep-content-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            height: 380px;
        }

        .deep-content-block .deep-content-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .deep-content-block .deep-content-text h3 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .deep-content-block .deep-content-text p {
            font-size: 15px;
            color: var(--text-mid);
            line-height: 1.85;
            margin-bottom: 12px;
        }

        .deep-content-block .deep-content-text .highlight-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-top: 16px;
        }

        .deep-content-block .deep-content-text .highlight-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.6;
        }

        .deep-content-block .deep-content-text .highlight-list li i {
            color: var(--primary);
            margin-top: 3px;
            font-size: 14px;
            flex-shrink: 0;
        }

        /* ========== 观赛流程 ========== */
        .steps-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
        }

        .step-card {
            text-align: center;
            position: relative;
            padding: 28px 16px;
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-slow);
        }

        .step-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .step-card .step-num-circle {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--gradient-card);
            color: #fff;
            font-size: 20px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            box-shadow: var(--shadow-btn);
        }

        .step-card .step-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 6px;
        }

        .step-card .step-desc {
            font-size: 13px;
            color: var(--text-light);
            line-height: 1.5;
        }

        .steps-connector {
            display: none;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition-normal);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-card-hover);
        }

        .faq-question {
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 600;
            font-size: 16px;
            color: var(--text-dark);
            transition: background var(--transition-fast);
            user-select: none;
            gap: 12px;
        }

        .faq-question:hover {
            background: rgba(255, 77, 46, 0.03);
        }

        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 77, 46, 0.1);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            flex-shrink: 0;
            transition: all var(--transition-normal);
        }

        .faq-item.open .faq-question .faq-icon {
            background: var(--primary);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 24px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        .faq-answer p {
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.75;
            margin: 0;
        }

        /* ========== CTA 区域 ========== */
        .cta-section {
            background: var(--gradient-hero);
            padding: 70px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section .cta-glow {
            position: absolute;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(255, 77, 46, 0.25);
            filter: blur(70px);
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            pointer-events: none;
        }

        .cta-section .cta-content {
            position: relative;
            z-index: 1;
        }

        .cta-section .cta-title {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .cta-section .cta-desc {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 28px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }

        .btn-primary-lg {
            display: inline-block;
            padding: 16px 44px;
            background: #fff;
            color: var(--primary);
            font-weight: 700;
            font-size: 17px;
            border-radius: 30px;
            transition: all var(--transition-slow);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
            letter-spacing: 0.5px;
        }

        .btn-primary-lg:hover {
            transform: translateY(-3px);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
            color: var(--primary-dark);
        }

        /* ========== 底部固定转化条 ========== */
        .sticky-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(26, 26, 46, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            padding: 14px 24px;
            z-index: 9998;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            flex-wrap: wrap;
        }

        .sticky-cta-bar .sticky-text {
            color: #fff;
            font-size: 15px;
            font-weight: 500;
            letter-spacing: 0.5px;
        }

        .sticky-cta-bar .sticky-text strong {
            color: #FFD700;
        }

        .sticky-cta-bar .btn-sticky {
            display: inline-block;
            padding: 10px 28px;
            background: var(--gradient-card);
            color: #fff;
            font-weight: 600;
            font-size: 14px;
            border-radius: 24px;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-btn);
            white-space: nowrap;
        }

        .sticky-cta-bar .btn-sticky:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-btn-hover);
            color: #fff;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--secondary);
            color: rgba(255, 255, 255, 0.7);
            padding: 56px 0 100px;
            font-size: 14px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 40px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
            font-size: 14px;
        }

        .footer-col ul li a:hover {
            color: var(--primary-light);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            text-align: center;
            display: flex;
            flex-direction: column;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-links-row {
            display: flex;
            justify-content: center;
            gap: 10px;
            align-items: center;
        }

        .footer-links-row a {
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-fast);
        }

        .footer-links-row a:hover {
            color: var(--primary-light);
        }

        .footer-links-row span {
            color: rgba(255, 255, 255, 0.3);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .match-cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .sport-icons-grid {
                grid-template-columns: repeat(4, 1fr);
            }
            .stats-cards-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .deep-content-block {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .deep-content-block .deep-content-img {
                height: 260px;
            }
            .coupon-wall-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .coupon-main-card {
                grid-column: 1 / -1;
                grid-row: auto;
            }
            .hero-coupon-wall .hero-title {
                font-size: 32px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .nav-capsule .nav-links {
                display: none;
            }
            .nav-capsule .nav-cta-btn {
                display: none;
            }
            .nav-hamburger {
                display: block;
            }
            .nav-capsule {
                padding: 10px 20px;
            }
            .nav-capsule-wrapper {
                width: calc(100% - 16px);
                top: 6px;
            }
            .hero-coupon-wall {
                padding: 100px 16px 60px;
                min-height: auto;
            }
            .hero-coupon-wall .hero-title {
                font-size: 26px;
            }
            .hero-coupon-wall .hero-subtitle {
                font-size: 15px;
            }
            .coupon-wall-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .coupon-main-card {
                padding: 24px 20px;
            }
            .coupon-main-card .coupon-value {
                font-size: 38px;
            }
            .hero-stats-row {
                gap: 20px;
            }
            .match-cards-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .sport-icons-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 12px;
            }
            .stats-cards-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .steps-row {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .section-block {
                padding: 50px 0;
            }
            .section-header .section-title {
                font-size: 22px;
            }
            .deep-content-block .deep-content-img {
                height: 200px;
            }
            .sticky-cta-bar {
                padding: 10px 16px;
                gap: 10px;
                flex-direction: column;
                text-align: center;
            }
            .sticky-cta-bar .sticky-text {
                font-size: 13px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .site-footer {
                padding-bottom: 120px;
            }
            .cta-section .cta-title {
                font-size: 22px;
            }
            .faq-question {
                font-size: 14px;
                padding: 16px 18px;
            }
        }

        @media (max-width: 520px) {
            .hero-coupon-wall .hero-title {
                font-size: 22px;
            }
            .hero-coupon-wall .hero-subtitle {
                font-size: 14px;
            }
            .coupon-main-card .coupon-value {
                font-size: 30px;
            }
            .coupon-main-card .coupon-value small {
                font-size: 16px;
            }
            .sport-icons-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .stats-cards-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card .stat-card-num {
                font-size: 26px;
            }
            .section-header .section-title {
                font-size: 20px;
            }
            .match-card .match-card-img {
                height: 160px;
            }
            .hero-stats-row {
                gap: 14px;
            }
            .hero-stat-item .stat-num {
                font-size: 22px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .btn-primary-lg {
                padding: 14px 30px;
                font-size: 15px;
            }
            .nav-capsule-wrapper {
                width: calc(100% - 8px);
                top: 4px;
            }
            .nav-capsule {
                padding: 8px 14px;
                border-radius: 30px;
            }
            .nav-capsule .logo-text {
                font-size: 15px;
            }
            .nav-capsule .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 15px;
            }
        }