/* roulang page: index */
:root {
            --primary: #2B6CB0;
            --primary-dark: #1E4E7A;
            --primary-light: #3A7BC8;
            --accent: #E07B39;
            --accent-light: #F2994A;
            --accent-dark: #C46828;
            --bg: #F8FAFC;
            --surface: #FFFFFF;
            --text-main: #1A202C;
            --text-body: #343A40;
            --text-muted: #6B7280;
            --text-light: #9CA3AF;
            --border: #E2E8F0;
            --border-light: #EDF2F7;
            --live-red: #E53E3E;
            --upcoming-green: #38A169;
            --replay-gray: #676E7C;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.1);
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-input: 6px;
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK', 'WenQuanYi Micro Hei', sans-serif;
            --transition: 0.25s ease;
            --section-gap: 64px;
            --section-gap-mobile: 36px;
            --container-max: 1200px;
            --container-pad: 24px;
            --nav-height: 72px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-cn);
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-body);
            background-color: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        a:hover {
            color: var(--primary);
        }

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

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            outline: none;
            border: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.35;
            color: var(--text-main);
            font-weight: 600;
            letter-spacing: 0.01em;
        }

        p {
            margin-bottom: 1em;
        }

        p:last-child {
            margin-bottom: 0;
        }

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

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(255, 255, 255, 0.82);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.4);
            box-shadow: 0 1px 10px rgba(0, 0, 0, 0.04);
            transition: background var(--transition), box-shadow var(--transition), border-color var(--transition);
        }

        .site-header.scrolled {
            background: #FFFFFF;
            box-shadow: 0 2px 18px rgba(0, 0, 0, 0.08);
            border-bottom: 1px solid var(--border);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            gap: 20px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-main);
            white-space: nowrap;
            letter-spacing: 0.02em;
            transition: color var(--transition);
        }

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

        .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .logo-icon svg {
            width: 20px;
            height: 20px;
            fill: #fff;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .main-nav ul {
            display: flex;
            align-items: center;
            gap: 2px;
        }

        .main-nav ul li a {
            display: block;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: var(--radius-btn);
            transition: color var(--transition), background var(--transition);
            white-space: nowrap;
        }

        .main-nav ul li a:hover {
            color: var(--primary);
            background: rgba(43, 108, 176, 0.06);
        }

        .main-nav ul li a.active {
            color: var(--primary);
            background: rgba(43, 108, 176, 0.1);
            font-weight: 600;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            background: var(--accent);
            color: #fff;
            font-size: 0.9rem;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: background var(--transition), transform var(--transition);
            white-space: nowrap;
        }

        .nav-cta:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-1px);
        }

        .nav-search {
            display: flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.7);
            border: 1px solid var(--border);
            border-radius: 20px;
            padding: 6px 12px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .nav-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(43, 108, 176, 0.1);
        }

        .nav-search input {
            width: 120px;
            font-size: 0.85rem;
            color: var(--text-body);
            background: transparent;
        }

        .nav-search input::placeholder {
            color: var(--text-light);
        }

        .nav-search button {
            display: flex;
            align-items: center;
            color: var(--text-muted);
            transition: color var(--transition);
        }

        .nav-search button:hover {
            color: var(--primary);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            padding: 8px;
            border-radius: var(--radius-btn);
            transition: background var(--transition);
        }

        .hamburger:hover {
            background: rgba(0, 0, 0, 0.04);
        }

        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--text-main);
            border-radius: 2px;
            transition: transform var(--transition), opacity var(--transition);
        }

        .hamburger.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger.open span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            background: #fff;
            border-bottom: 1px solid var(--border);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
            padding: 16px 24px 24px;
            z-index: 999;
            max-height: calc(100vh - var(--nav-height));
            overflow-y: auto;
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-menu ul li a {
            display: block;
            padding: 12px 8px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-body);
            border-bottom: 1px solid var(--border-light);
            transition: color var(--transition);
        }

        .mobile-menu ul li a:hover {
            color: var(--primary);
        }

        .mobile-menu ul li a.active {
            color: var(--primary);
            font-weight: 600;
        }

        .mobile-menu .nav-cta {
            margin-top: 16px;
            width: 100%;
            justify-content: center;
        }

        .mobile-menu .nav-search {
            margin-top: 12px;
            width: 100%;
        }

        .mobile-menu .nav-search input {
            width: 100%;
        }

        /* ===== Main ===== */
        main {
            flex: 1;
        }

        section {
            padding: var(--section-gap) 0;
        }

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

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

        .section-bg-blue-light {
            background: #F0F5FC;
        }

        .section-header {
            margin-bottom: 36px;
        }

        .section-header .section-tag {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--primary);
            background: rgba(43, 108, 176, 0.08);
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 12px;
            letter-spacing: 0.04em;
        }

        .section-header h2 {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .section-header p {
            color: var(--text-muted);
            font-size: 0.95rem;
            max-width: 720px;
            line-height: 1.8;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            font-size: 0.95rem;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: background var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(43, 108, 176, 0.3);
        }
        .btn-primary:active {
            transform: translateY(0);
            background: var(--primary-dark);
        }

        .btn-accent {
            background: var(--accent);
            color: #fff;
        }
        .btn-accent:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(224, 123, 57, 0.3);
        }
        .btn-accent:active {
            transform: translateY(0);
            background: var(--accent-dark);
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }
        .btn-outline:hover {
            background: rgba(43, 108, 176, 0.06);
            color: var(--primary-dark);
            transform: translateY(-1px);
        }

        .btn-white {
            background: #fff;
            color: var(--text-main);
            border: 1px solid var(--border);
        }
        .btn-white:hover {
            background: #f0f4f8;
            transform: translateY(-1px);
        }

        .btn:focus-visible,
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(43, 108, 176, 0.4);
            outline-offset: 2px;
        }

        .btn:disabled,
        .btn.disabled {
            opacity: 0.5;
            cursor: not-allowed;
            pointer-events: none;
        }

        /* ===== Hero ===== */
        .hero {
            padding: calc(var(--nav-height) + 80px) 0 80px;
            background: linear-gradient(180deg, #E8F0FA 0%, #F8FAFC 100%);
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -20%;
            width: 70%;
            height: 140%;
            background: radial-gradient(ellipse, rgba(43, 108, 176, 0.06) 0%, rgba(43, 108, 176, 0) 70%);
            pointer-events: none;
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--accent);
            background: rgba(224, 123, 57, 0.08);
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 20px;
            letter-spacing: 0.04em;
        }

        .hero-badge .dot {
            width: 8px;
            height: 8px;
            background: var(--live-red);
            border-radius: 50%;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.4;
            }
        }

        .hero h1 {
            font-size: 2.75rem;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }

        .hero h1 .highlight {
            color: var(--primary);
            position: relative;
        }

        .hero-subtitle {
            font-size: 1.1rem;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 28px;
            max-width: 560px;
        }

        .hero-metrics {
            display: flex;
            flex-wrap: wrap;
            gap: 16px 32px;
            margin-bottom: 28px;
        }

        .hero-metric {
            display: flex;
            align-items: baseline;
            gap: 8px;
        }

        .hero-metric .number {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.02em;
        }

        .hero-metric .label {
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .hero-visual {
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }

        .hero-live-card {
            background: var(--surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-hover);
            overflow: hidden;
            width: 100%;
            max-width: 480px;
            border: 1px solid var(--border-light);
        }

        .hero-live-card .card-cover {
            position: relative;
            height: 220px;
            overflow: hidden;
        }

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

        .hero-live-card:hover .card-cover img {
            transform: scale(1.05);
        }

        .hero-live-card .card-cover::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(transparent, rgba(0, 0, 0, 0.5));
        }

        .live-status {
            position: absolute;
            top: 14px;
            left: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 600;
            z-index: 2;
            background: rgba(255, 255, 255, 0.9);
            color: var(--text-main);
        }

        .live-status .status-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--live-red);
            animation: pulse 1.5s infinite;
        }

        .hero-live-card .card-body {
            padding: 20px 24px 24px;
        }

        .hero-live-card .card-body h3 {
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .hero-live-card .card-body p {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-bottom: 14px;
        }

        .hero-live-card .match-info {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-top: 1px solid var(--border-light);
            font-size: 0.9rem;
            font-weight: 500;
        }

        .hero-live-card .match-info .score {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-main);
        }

        .hero-live-card .match-info .team {
            color: var(--text-body);
        }

        .hero-live-card .match-info .vs {
            color: var(--text-muted);
            font-size: 0.85rem;
            font-weight: 500;
        }

        /* ===== 品牌介绍 ===== */
        .brand-intro {
            padding: 56px 0;
            background: var(--surface);
        }

        .brand-intro-grid {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 48px;
            align-items: center;
        }

        .brand-intro-image {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
        }

        .brand-intro-image img {
            width: 100%;
            height: 320px;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .brand-intro-image:hover img {
            transform: scale(1.03);
        }

        .brand-intro-text h2 {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .brand-intro-text p {
            color: var(--text-body);
            font-size: 0.95rem;
            line-height: 1.9;
            margin-bottom: 16px;
        }

        .brand-intro-text .brand-features {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 16px;
        }

        .brand-intro-text .brand-features span {
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--text-body);
            background: var(--bg);
            padding: 6px 14px;
            border-radius: 20px;
            border: 1px solid var(--border);
        }

        /* ===== 功能卡片 ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .feature-card {
            background: var(--surface);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: transform var(--transition), box-shadow var(--transition);
            display: flex;
            flex-direction: column;
        }
        .feature-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

        .feature-card .card-icon {
            width: 44px;
            height: 44px;
            border-radius: 8px;
            background: rgba(43, 108, 176, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            color: var(--primary);
            flex-shrink: 0;
        }

        .feature-card h3 {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 10px;
        }

        .feature-card p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .feature-card .card-tag {
            margin-top: auto;
            padding-top: 12px;
            font-size: 0.8rem;
            color: var(--primary);
            font-weight: 500;
        }

        /* ===== 数据服务 ===== */
        .data-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .data-card {
            background: var(--surface);
            border-radius: var(--radius-card);
            padding: 22px;
            box-shadow: var(--shadow);
            border-top: 3px solid var(--primary);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .data-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

        .data-card .data-label {
            font-size: 0.8rem;
            color: var(--text-muted);
            font-weight: 500;
            margin-bottom: 6px;
            letter-spacing: 0.03em;
        }

        .data-card .data-value {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .data-card .data-note {
            font-size: 0.78rem;
            color: var(--text-light);
        }

        .data-card.accent-top {
            border-top-color: var(--accent);
        }

        .data-card.live-top {
            border-top-color: var(--live-red);
        }

        .data-card.green-top {
            border-top-color: var(--upcoming-green);
        }

        /* ===== 场景卡片 ===== */
        .scene-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .scene-card {
            background: var(--surface);
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: transform var(--transition), box-shadow var(--transition);
            position: relative;
            overflow: hidden;
        }
        .scene-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

        .scene-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--primary);
        }

        .scene-card.accent::before {
            background: var(--accent);
        }

        .scene-card.live::before {
            background: var(--live-red);
        }

        .scene-card h3 {
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .scene-card p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .scene-card .scene-time {
            display: inline-block;
            font-size: 0.78rem;
            color: var(--primary);
            font-weight: 500;
            margin-top: 12px;
        }

        /* ===== 直播界面演示 ===== */
        .demo-showcase {
            padding: 64px 0;
        }

        .demo-stage {
            border-radius: var(--radius-card);
            overflow: hidden;
            position: relative;
            box-shadow: var(--shadow-hover);
            border: 1px solid var(--border-light);
        }

        .demo-stage img {
            width: 100%;
            height: 420px;
            object-fit: cover;
            transition: transform 0.6s ease;
        }

        .demo-stage:hover img {
            transform: scale(1.02);
        }

        .demo-stage::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(transparent, rgba(0, 0, 0, 0.6));
            pointer-events: none;
        }

        .demo-overlay {
            position: absolute;
            bottom: 20px;
            left: 24px;
            right: 24px;
            z-index: 2;
            display: flex;
            gap: 12px;
            align-items: center;
        }

        .demo-overlay .demo-text {
            font-size: 0.9rem;
            color: #fff;
            font-weight: 500;
        }

        .demo-overlay .demo-tag {
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 600;
            background: rgba(255, 255, 255, 0.9);
            color: var(--text-main);
        }

        .demo-features {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            margin-top: 24px;
        }

        .demo-feature-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.88rem;
            color: var(--text-body);
            background: var(--surface);
            padding: 14px 18px;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
        }

        /* ===== 成功案例 ===== */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .case-card {
            background: var(--surface);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow);
            border-left: 4px solid var(--primary);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .case-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

        .case-card.accent {
            border-left-color: var(--accent);
        }

        .case-card h3 {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 10px;
        }

        .case-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 12px;
        }

        .case-card .case-meta {
            font-size: 0.78rem;
            color: var(--text-light);
            display: flex;
            gap: 12px;
        }

        /* ===== 套餐价格 ===== */
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .pricing-card {
            background: var(--surface);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            box-shadow: var(--shadow);
            border: 1.5px solid var(--border-light);
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
            position: relative;
        }
        .pricing-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .pricing-card.popular {
            border-color: var(--primary);
            box-shadow: 0 8px 32px rgba(43, 108, 176, 0.15);
        }

        .pricing-card .popular-badge {
            position: absolute;
            top: -12px;
            right: 24px;
            background: var(--primary);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
        }

        .pricing-card h3 {
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .pricing-card .price {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 4px;
        }

        .pricing-card .price .period {
            font-size: 0.85rem;
            font-weight: 400;
            color: var(--text-muted);
        }

        .pricing-card .price-note {
            font-size: 0.8rem;
            color: var(--text-light);
            margin-bottom: 20px;
        }

        .pricing-card ul {
            margin-bottom: 24px;
        }

        .pricing-card ul li {
            padding: 8px 0;
            font-size: 0.88rem;
            color: var(--text-body);
            display: flex;
            align-items: center;
            gap: 10px;
            border-bottom: 1px solid var(--border-light);
        }

        .pricing-card ul li:last-child {
            border-bottom: none;
        }

        .pricing-card ul li::before {
            content: '✓';
            color: var(--upcoming-green);
            font-weight: 700;
            flex-shrink: 0;
        }

        /* ===== 评价墙 ===== */
        .review-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .review-card {
            background: var(--surface);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .review-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

        .review-card .review-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 12px;
        }

        .review-card .avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(43, 108, 176, 0.1);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            font-size: 1rem;
            flex-shrink: 0;
        }

        .review-card .reviewer-name {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-main);
        }

        .review-card .review-stars {
            color: #F5A623;
            font-size: 0.85rem;
            letter-spacing: 2px;
        }

        .review-card .review-text {
            font-size: 0.88rem;
            color: var(--text-body);
            line-height: 1.7;
        }

        /* ===== 用户口碑 ===== */
        .word-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .word-card {
            background: var(--surface);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            display: flex;
            gap: 16px;
            align-items: flex-start;
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .word-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow);
        }

        .word-card .quote-mark {
            font-size: 2rem;
            color: var(--primary-light);
            line-height: 1;
            flex-shrink: 0;
            font-family: Georgia, serif;
        }

        .word-card .word-content {
            flex: 1;
        }

        .word-card .word-text {
            font-size: 0.9rem;
            color: var(--text-body);
            line-height: 1.75;
            margin-bottom: 8px;
        }

        .word-card .word-author {
            font-size: 0.8rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* ===== 资讯列表 ===== */
        .news-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .news-item {
            display: flex;
            gap: 16px;
            background: var(--surface);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .news-item:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow);
        }

        .news-thumb {
            width: 80px;
            height: 60px;
            border-radius: 6px;
            overflow: hidden;
            flex-shrink: 0;
            background: var(--bg);
        }

        .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .news-info {
            flex: 1;
        }

        .news-info h3 {
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .news-info p {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 6px;
        }

        .news-info .news-meta {
            font-size: 0.75rem;
            color: var(--text-light);
        }

        .view-more {
            margin-top: 24px;
            text-align: center;
        }

        /* ===== 赛事预告 ===== */
        .timeline-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .timeline-item {
            display: flex;
            align-items: center;
            gap: 20px;
            background: var(--surface);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .timeline-item:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow);
        }

        .timeline-date {
            min-width: 70px;
            text-align: center;
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--primary);
            flex-shrink: 0;
        }

        .timeline-date .month {
            font-size: 0.75rem;
            font-weight: 500;
            color: var(--text-muted);
            display: block;
        }

        .timeline-match {
            flex: 1;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
        }

        .timeline-tag {
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            white-space: nowrap;
        }
        .timeline-tag.live {
            background: rgba(229, 62, 62, 0.1);
            color: var(--live-red);
        }
        .timeline-tag.upcoming {
            background: rgba(56, 161, 105, 0.1);
            color: var(--upcoming-green);
        }
        .timeline-tag.replay {
            background: rgba(103, 110, 124, 0.1);
            color: var(--replay-gray);
        }

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

        .faq-item {
            background: var(--surface);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: box-shadow var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 24px;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-main);
            transition: color var(--transition);
            background: transparent;
            width: 100%;
            text-align: left;
        }
        .faq-question:hover {
            color: var(--primary);
        }

        .faq-question .faq-icon {
            font-size: 1.2rem;
            color: var(--text-muted);
            transition: transform var(--transition);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            padding: 0 24px 20px;
            font-size: 0.9rem;
            color: var(--text-body);
            line-height: 1.8;
            display: none;
        }

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

        /* ===== CTA ===== */
        .cta-section {
            padding: 56px 0;
        }

        .cta-banner {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            border-radius: var(--radius-card);
            padding: 48px 40px;
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 32px;
            align-items: center;
            box-shadow: 0 12px 40px rgba(43, 108, 176, 0.25);
            position: relative;
            overflow: hidden;
        }

        .cta-banner::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 50%;
            height: 200%;
            background: radial-gradient(ellipse, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-banner h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .cta-banner p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.95rem;
            line-height: 1.8;
        }

        .cta-form {
            display: flex;
            gap: 12px;
            align-items: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 2;
        }

        .cta-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 16px;
            border-radius: var(--radius-input);
            border: 1.5px solid transparent;
            background: #fff;
            font-size: 0.9rem;
            color: var(--text-body);
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .cta-form input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(224, 123, 57, 0.2);
            outline: none;
        }
        .cta-form input::placeholder {
            color: var(--text-light);
        }

        .cta-form .btn-accent {
            padding: 12px 24px;
            flex-shrink: 0;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #1A2740;
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 0;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
        }

        .footer-brand h3 {
            color: #fff;
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.7;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: #fff;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 16px 0;
            text-align: center;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.45);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .hero h1 {
                font-size: 2rem;
            }

            .hero-visual {
                order: 2;
            }
            .hero-content {
                order: 1;
            }

            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .data-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .scene-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .case-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .pricing-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .brand-intro-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .brand-intro-image img {
                height: 260px;
            }

            .cta-banner {
                grid-template-columns: 1fr;
                padding: 36px 28px;
            }

            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr;
            }

            .main-nav ul li a {
                padding: 8px 10px;
                font-size: 0.88rem;
            }

            .nav-search input {
                width: 80px;
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }

            .nav-cta {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .hero {
                padding: calc(var(--nav-height) + 48px) 0 48px;
            }

            .hero h1 {
                font-size: 1.7rem;
            }

            .hero-subtitle {
                font-size: 0.95rem;
            }

            .hero-metrics {
                gap: 12px 20px;
            }
            .hero-metric .number {
                font-size: 1.4rem;
            }

            .feature-grid {
                grid-template-columns: 1fr;
            }

            .data-grid {
                grid-template-columns: 1fr;
            }

            .scene-grid {
                grid-template-columns: 1fr;
            }

            .case-grid {
                grid-template-columns: 1fr;
            }

            .pricing-grid {
                grid-template-columns: 1fr;
            }

            .review-grid {
                grid-template-columns: 1fr;
            }

            .word-grid {
                grid-template-columns: 1fr;
            }

            .news-list {
                grid-template-columns: 1fr;
            }

            .demo-stage img {
                height: 260px;
            }

            .demo-features {
                grid-template-columns: 1fr;
            }
            .demo-overlay {
                flex-wrap: wrap;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .section-header h2 {
                font-size: 1.4rem;
            }

            .brand-intro-text h2 {
                font-size: 1.4rem;
            }

            .cta-banner h2 {
                font-size: 1.3rem;
            }

            .cta-form {
                flex-direction: column;
            }
            .cta-form input {
                width: 100%;
                min-width: auto;
            }
            .cta-form .btn-accent {
                width: 100%;
                justify-content: center;
            }

            .timeline-item {
                flex-wrap: wrap;
                gap: 10px;
            }

            .timeline-date {
                min-width: 50px;
            }
        }

        @media (max-width: 520px) {
            .hero h1 {
                font-size: 1.4rem;
            }
            .hero-metrics {
                gap: 10px 16px;
            }
            .hero-metric .number {
                font-size: 1.2rem;
            }

            .hero-live-card .card-cover {
                height: 160px;
            }

            .hero-live-card .card-body {
                padding: 16px 18px 18px;
            }

            section {
                padding: var(--section-gap-mobile) 0;
            }

            .brand-intro {
                padding: 32px 0;
            }

            .section-header {
                margin-bottom: 24px;
            }

            .section-header h2 {
                font-size: 1.2rem;
            }

            .feature-card,
            .data-card,
            .scene-card,
            .case-card,
            .pricing-card,
            .review-card,
            .word-card,
            .faq-item,
            .news-item {
                padding: 16px;
            }

            .btn {
                padding: 10px 18px;
                font-size: 0.85rem;
            }

            .cta-banner {
                padding: 28px 20px;
                border-radius: var(--radius-card);
            }

            .cta-banner h2 {
                font-size: 1.1rem;
            }

            .faq-question {
                padding: 14px 18px;
                font-size: 0.88rem;
            }
            .faq-answer {
                padding: 0 18px 16px;
                font-size: 0.85rem;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #2B6CB0;
            --primary-dark: #1E4E7A;
            --primary-light: #3A7BC8;
            --accent: #E07B39;
            --accent-light: #F2994A;
            --accent-dark: #C46828;
            --bg: #F8FAFC;
            --surface: #FFFFFF;
            --text-main: #1A202C;
            --text-body: #343A40;
            --text-muted: #6B7280;
            --text-light: #9CA3AF;
            --border: #E2E8F0;
            --border-light: #EDF2F7;
            --live-red: #E53E3E;
            --upcoming-green: #38A169;
            --replay-gray: #676E7C;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.1);
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-input: 6px;
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK', 'WenQuanYi Micro Hei', sans-serif;
            --transition: 0.25s ease;
            --section-gap: 64px;
            --section-gap-mobile: 36px;
            --container-max: 1200px;
            --container-pad: 24px;
            --nav-height: 72px;
        }
        :root {
            --primary: #2B6CB0;
            --primary-dark: #1E4E7A;
            --primary-light: #3A7BC8;
            --accent: #E07B39;
            --accent-light: #F2994A;
            --accent-dark: #C46828;
            --bg: #F8FAFC;
            --surface: #FFFFFF;
            --text-main: #1A202C;
            --text-body: #343A40;
            --text-muted: #6B7280;
            --text-light: #9CA3AF;
            --border: #E2E8F0;
            --border-light: #EDF2F7;
            --live-red: #E53E3E;
            --upcoming-green: #38A169;
            --replay-gray: #676E7C;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.1);
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-input: 6px;
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK', 'WenQuanYi Micro Hei', sans-serif;
            --transition: 0.25s ease;
            --section-gap: 64px;
            --section-gap-mobile: 36px;
            --container-max: 1200px;
            --container-pad: 24px;
            --nav-height: 72px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-cn);
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-body);
            background-color: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }
        a {
            color: inherit;
            text-decoration: none;
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            outline: none;
            border: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 var(--container-pad);
        }
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(255, 255, 255, 0.82);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.4);
            box-shadow: 0 1px 10px rgba(0, 0, 0, 0.04);
            transition: background var(--transition), box-shadow var(--transition), border-color var(--transition);
        }
        .site-header.scrolled {
            background: #FFFFFF;
            box-shadow: 0 2px 18px rgba(0, 0, 0, 0.08);
            border-bottom: 1px solid var(--border);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            gap: 20px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-main);
            white-space: nowrap;
            letter-spacing: 0.02em;
            transition: color var(--transition);
        }
        .logo:hover {
            color: var(--primary);
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .logo-icon svg {
            width: 20px;
            height: 20px;
            fill: #fff;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .main-nav ul {
            display: flex;
            align-items: center;
            gap: 2px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .main-nav ul li a {
            display: block;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: var(--radius-btn);
            transition: color var(--transition), background var(--transition);
            white-space: nowrap;
        }
        .main-nav ul li a:hover {
            color: var(--primary);
            background: rgba(43, 108, 176, 0.06);
        }
        .main-nav ul li a.active {
            color: var(--primary);
            background: rgba(43, 108, 176, 0.1);
            font-weight: 600;
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            background: var(--accent);
            color: #fff;
            font-size: 0.9rem;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: background var(--transition), transform var(--transition);
            white-space: nowrap;
        }
        .nav-cta:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-1px);
        }
        .nav-search {
            display: flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.7);
            border: 1px solid var(--border);
            border-radius: 20px;
            padding: 6px 12px;
            font-size: 0.85rem;
            color: var(--text-muted);
            cursor: pointer;
            transition: border-color var(--transition), background var(--transition);
        }
        .nav-search:hover {
            border-color: var(--primary-light);
            background: #fff;
        }
        .nav-search svg {
            width: 15px;
            height: 15px;
            fill: var(--text-muted);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 4px;
            background: none;
            border: none;
            padding: 8px;
            cursor: pointer;
        }
        .nav-toggle span {
            width: 24px;
            height: 2px;
            background: var(--text-main);
            border-radius: 2px;
            transition: all var(--transition);
        }
        .sidebar-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.4);
            z-index: 998;
        }
        .sidebar-overlay.show {
            display: block;
        }
        .main-menu {
            display: none;
            padding: 12px 0;
            border-bottom: 1px solid var(--border);
            background: #fff;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }
        .main-menu.open {
            max-height: 500px;
        }
        .main-menu ul {
            display: flex;
            flex-direction: column;
            gap: 2px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .main-menu ul li a {
            display: block;
            padding: 12px 24px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            transition: background var(--transition), color var(--transition);
        }
        .main-menu ul li a:hover {
            background: rgba(43, 108, 176, 0.06);
            color: var(--primary);
        }
        .main-menu ul li a.active {
            color: var(--primary);
            background: rgba(43, 108, 176, 0.1);
            font-weight: 600;
        }

        /* ===== Category Hero ===== */
        .category-hero {
            padding: calc(var(--nav-height) + 48px) 0 40px;
            background: linear-gradient(135deg, #EBF4FF 0%, #F8FAFC 55%, #FFFFFF 100%);
            border-bottom: 1px solid var(--border-light);
        }
        .category-hero-inner {
            display: flex;
            flex-wrap: wrap;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
        }
        .category-hero-title {
            font-size: 2.4rem;
            font-weight: 700;
            line-height: 1.25;
            color: var(--text-main);
            margin: 0 0 10px;
        }
        .category-hero-desc {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 680px;
            line-height: 1.7;
            margin: 0;
        }
        .category-hero-meta {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            align-items: center;
        }
        .cat-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 20px;
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--text-body);
            white-space: nowrap;
        }
        .cat-badge .dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--upcoming-green);
            flex-shrink: 0;
        }

        /* ===== Section ===== */
        .section {
            padding: var(--section-gap) 0;
            position: relative;
        }
        .section-alt {
            background: var(--surface);
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }
        .section-header {
            display: flex;
            flex-wrap: wrap;
            align-items: flex-end;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 28px;
        }
        .section-title {
            font-size: 1.6rem;
            font-weight: 600;
            line-height: 1.35;
            color: var(--text-main);
            margin: 0;
        }
        .section-subtitle {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin: 6px 0 0;
            max-width: 560px;
        }
        .section-link {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition), gap var(--transition);
            white-space: nowrap;
        }
        .section-link:hover {
            color: var(--primary-dark);
            gap: 8px;
        }

        /* ===== Cards ===== */
        .schedule-card {
            background: var(--surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
            height: 100%;
        }
        .schedule-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: var(--border);
        }
        .schedule-card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            background: #E2E8F0;
        }
        .schedule-card-body {
            padding: 20px;
        }
        .schedule-card-tag {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 0.75rem;
            font-weight: 600;
            margin-bottom: 10px;
        }
        .tag-live {
            background: rgba(229, 62, 62, 0.08);
            color: var(--live-red);
        }
        .tag-upcoming {
            background: rgba(56, 161, 105, 0.08);
            color: var(--upcoming-green);
        }
        .tag-replay {
            background: rgba(103, 110, 124, 0.08);
            color: var(--replay-gray);
        }
        .schedule-card-title {
            font-size: 1.05rem;
            font-weight: 600;
            line-height: 1.4;
            color: var(--text-main);
            margin: 0 0 8px;
        }
        .schedule-card-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-bottom: 12px;
        }
        .schedule-card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .schedule-card-desc {
            font-size: 0.88rem;
            color: var(--text-body);
            line-height: 1.65;
            margin: 0;
        }
        .btn-schedule {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            background: var(--primary);
            color: #fff;
            font-size: 0.88rem;
            font-weight: 600;
            border-radius: var(--radius-btn);
            border: none;
            transition: background var(--transition), transform var(--transition);
            white-space: nowrap;
        }
        .btn-schedule:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
        }
        .btn-outline-schedule {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            background: transparent;
            color: var(--primary);
            font-size: 0.88rem;
            font-weight: 600;
            border-radius: var(--radius-btn);
            border: 1px solid var(--primary);
            transition: background var(--transition), color var(--transition);
            white-space: nowrap;
        }
        .btn-outline-schedule:hover {
            background: rgba(43, 108, 176, 0.06);
            color: var(--primary-dark);
        }

        /* ===== Timeline ===== */
        .timeline {
            position: relative;
            padding-left: 0;
        }
        .timeline-item {
            display: flex;
            gap: 20px;
            margin-bottom: 20px;
            position: relative;
            padding-left: 0;
        }
        .timeline-date {
            flex-shrink: 0;
            width: 64px;
            text-align: center;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 10px 6px;
            box-shadow: var(--shadow-sm);
        }
        .timeline-date .day {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.1;
        }
        .timeline-date .month {
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .timeline-content {
            flex: 1;
            background: var(--surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            padding: 16px 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: box-shadow var(--transition), border-color var(--transition);
        }
        .timeline-content:hover {
            box-shadow: var(--shadow);
            border-color: var(--border);
        }
        .timeline-info {
            flex: 1;
            min-width: 180px;
        }
        .timeline-title {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-main);
            margin: 0 0 4px;
        }
        .timeline-meta {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin: 0;
        }
        .timeline-status {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .status-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 5px 12px;
            border-radius: 4px;
            font-size: 0.78rem;
            font-weight: 600;
        }
        .status-upcoming {
            background: rgba(56, 161, 105, 0.08);
            color: var(--upcoming-green);
        }
        .status-live {
            background: rgba(229, 62, 62, 0.08);
            color: var(--live-red);
        }
        .status-replay {
            background: rgba(103, 110, 124, 0.08);
            color: var(--replay-gray);
        }
        .dot-indicator {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            flex-shrink: 0;
        }
        .dot-indicator.green {
            background: var(--upcoming-green);
        }
        .dot-indicator.red {
            background: var(--live-red);
        }
        .dot-indicator.gray {
            background: var(--replay-gray);
        }

        /* ===== League cards ===== */
        .league-card {
            background: var(--surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            padding: 20px;
            height: 100%;
            transition: box-shadow var(--transition), transform var(--transition);
        }
        .league-card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-2px);
        }
        .league-card-img {
            width: 100%;
            height: 140px;
            object-fit: cover;
            border-radius: 6px;
            margin-bottom: 14px;
            background: #E2E8F0;
        }
        .league-card-title {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-main);
            margin: 0 0 6px;
        }
        .league-card-text {
            font-size: 0.85rem;
            color: var(--text-body);
            line-height: 1.6;
            margin: 0 0 10px;
        }
        .league-card-count {
            font-size: 0.78rem;
            color: var(--primary);
            font-weight: 600;
        }

        /* ===== Subscribe ===== */
        .subscribe-box {
            background: var(--surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            padding: 28px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .subscribe-info {
            flex: 1;
            min-width: 200px;
        }
        .subscribe-title {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-main);
            margin: 0 0 6px;
        }
        .subscribe-desc {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin: 0;
        }
        .subscribe-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            align-items: center;
        }
        .subscribe-input {
            width: 240px;
            max-width: 100%;
            padding: 10px 16px;
            border: 1px solid var(--border);
            border-radius: var(--radius-input);
            font-size: 0.9rem;
            color: var(--text-main);
            background: #fff;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .subscribe-input:focus {
            border-color: var(--primary-light);
            box-shadow: 0 0 0 3px rgba(43, 108, 176, 0.12);
        }
        .subscribe-input::placeholder {
            color: var(--text-light);
        }

        /* ===== News cards ===== */
        .news-card {
            background: var(--surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: box-shadow var(--transition), transform var(--transition);
            height: 100%;
        }
        .news-card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-2px);
        }
        .news-card-img {
            width: 100%;
            height: 150px;
            object-fit: cover;
            background: #E2E8F0;
        }
        .news-card-body {
            padding: 18px;
        }
        .news-card-title {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-main);
            margin: 0 0 8px;
            line-height: 1.45;
        }
        .news-card-summary {
            font-size: 0.83rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ===== Community ===== */
        .community-card {
            background: var(--surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            padding: 18px;
            transition: box-shadow var(--transition);
        }
        .community-card:hover {
            box-shadow: var(--shadow);
        }
        .community-user {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 10px;
        }
        .community-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            flex-shrink: 0;
        }
        .community-name {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-main);
        }
        .community-text {
            font-size: 0.85rem;
            color: var(--text-body);
            line-height: 1.65;
            margin: 0;
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: var(--surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            margin-bottom: 12px;
            overflow: hidden;
            transition: box-shadow var(--transition), border-color var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow);
            border-color: var(--border);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 18px 20px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-main);
            cursor: pointer;
            text-align: left;
            background: none;
            border: none;
            transition: color var(--transition);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 16px;
            height: 16px;
            position: relative;
            display: inline-block;
        }
        .faq-icon::before,
        .faq-icon::after {
            content: '';
            position: absolute;
            background: var(--primary);
            transition: transform 0.3s ease;
        }
        .faq-icon::before {
            top: 50%;
            left: 0;
            width: 100%;
            height: 2px;
            transform: translateY(-50%);
        }
        .faq-icon::after {
            left: 50%;
            top: 0;
            width: 2px;
            height: 100%;
            transform: translateX(-50%);
            transition: transform 0.3s ease;
        }
        .faq-item.open .faq-icon::after {
            transform: translateX(-50%) scaleY(0);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease;
            padding: 0 20px;
            font-size: 0.88rem;
            color: var(--text-body);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 20px;
        }

        /* ===== More link ===== */
        .more-wrapper {
            text-align: center;
            margin-top: 28px;
        }
        .btn-more {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            background: var(--surface);
            color: var(--primary);
            font-size: 0.9rem;
            font-weight: 600;
            border-radius: var(--radius-btn);
            border: 1px solid var(--primary);
            transition: background var(--transition), color var(--transition), transform var(--transition);
        }
        .btn-more:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #1A202C;
            color: #CBD5E0;
            padding: 56px 0 24px;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-brand h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px;
        }
        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.7;
            color: #A0AEC0;
            margin: 0;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff;
            margin: 0 0 14px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            font-size: 0.85rem;
            color: #A0AEC0;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 0.8rem;
            color: #718096;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .main-nav {
                display: none;
            }
            .nav-search {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .main-menu {
                display: block;
            }
            .category-hero-title {
                font-size: 2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }
        @media (max-width: 640px) {
            :root {
                --section-gap: var(--section-gap-mobile);
            }
            .category-hero {
                padding: calc(var(--nav-height) + 32px) 0 28px;
            }
            .category-hero-title {
                font-size: 1.6rem;
            }
            .category-hero-desc {
                font-size: 0.9rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .subscribe-box {
                flex-direction: column;
                align-items: stretch;
            }
            .subscribe-input {
                width: 100%;
            }
            .timeline-item {
                flex-direction: column;
                gap: 10px;
            }
            .timeline-date {
                width: 100%;
                display: flex;
                align-items: center;
                justify-content: center;
                gap: 12px;
                padding: 8px;
            }
            .timeline-date .day {
                font-size: 1.2rem;
            }
            .timeline-date .month {
                font-size: 0.85rem;
            }
            .schedule-card-img {
                height: 150px;
            }
            .league-card-img {
                height: 120px;
            }
            .news-card-img {
                height: 130px;
            }
        }
        @media (max-width: 480px) {
            .header-inner {
                gap: 10px;
            }
            .logo {
                font-size: 1.05rem;
                gap: 6px;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
            }
            .nav-cta {
                padding: 8px 12px;
                font-size: 0.8rem;
            }
            .category-hero-title {
                font-size: 1.4rem;
            }
        }
        @media (min-width: 1025px) {
            .main-menu {
                display: none !important;
            }
            .sidebar-overlay {
                display: none !important;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #2B6CB0;
            --primary-dark: #1E4E7A;
            --primary-light: #3A7BC8;
            --accent: #E07B39;
            --accent-light: #F2994A;
            --accent-dark: #C46828;
            --bg: #F8FAFC;
            --surface: #FFFFFF;
            --text-main: #1A202C;
            --text-body: #343A40;
            --text-muted: #6B7280;
            --text-light: #9CA3AF;
            --border: #E2E8F0;
            --border-light: #EDF2F7;
            --live-red: #E53E3E;
            --upcoming-green: #38A169;
            --replay-gray: #676E7C;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.1);
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-input: 6px;
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK', 'WenQuanYi Micro Hei', sans-serif;
            --transition: 0.25s ease;
            --section-gap: 56px;
            --section-gap-mobile: 36px;
            --container-max: 1200px;
            --container-pad: 24px;
            --nav-height: 72px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

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

        body {
            font-family: var(--font-cn);
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-body);
            background-color: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            outline: none;
            border: none;
            background: none;
        }
        button {
            cursor: pointer;
        }

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

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.4);
            box-shadow: 0 1px 10px rgba(0, 0, 0, 0.04);
            transition: background var(--transition), box-shadow var(--transition), border-color var(--transition);
        }
        .site-header.scrolled {
            background: #FFFFFF;
            box-shadow: 0 2px 18px rgba(0, 0, 0, 0.08);
            border-bottom: 1px solid var(--border);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            gap: 18px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.18rem;
            font-weight: 700;
            color: var(--text-main);
            white-space: nowrap;
            letter-spacing: 0.02em;
            transition: color var(--transition);
            flex-shrink: 0;
        }
        .logo:hover {
            color: var(--primary);
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.05rem;
            flex-shrink: 0;
        }
        .logo-icon svg {
            width: 20px;
            height: 20px;
            fill: #fff;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .main-nav ul {
            display: flex;
            align-items: center;
            gap: 2px;
            list-style: none;
        }
        .main-nav ul li a {
            display: block;
            padding: 8px 13px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: var(--radius-btn);
            transition: color var(--transition), background var(--transition);
            white-space: nowrap;
        }
        .main-nav ul li a:hover {
            color: var(--primary);
            background: rgba(43, 108, 176, 0.06);
        }
        .main-nav ul li a.active {
            color: var(--primary);
            background: rgba(43, 108, 176, 0.1);
            font-weight: 600;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 16px;
            background: var(--accent);
            color: #fff;
            font-size: 0.88rem;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: background var(--transition), transform var(--transition);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .nav-cta:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-1px);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            width: 40px;
            height: 40px;
            border-radius: 6px;
            border: 1px solid var(--border);
            background: var(--surface);
            transition: background var(--transition), border-color var(--transition);
            flex-shrink: 0;
        }
        .hamburger span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text-main);
            border-radius: 2px;
            transition: transform var(--transition), opacity var(--transition);
        }
        .hamburger:hover {
            background: var(--border-light);
            border-color: var(--primary-light);
        }

        /* ===== Page Header / Category Banner ===== */
        .page-header {
            padding-top: calc(var(--nav-height) + 32px);
            padding-bottom: 28px;
            background: linear-gradient(180deg, #EDF2F8 0%, var(--bg) 100%);
            border-bottom: 1px solid var(--border-light);
        }
        .page-header .container {
            position: relative;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-bottom: 12px;
        }
        .breadcrumb a {
            color: var(--text-muted);
            transition: color var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .sep {
            color: var(--text-light);
        }
        .breadcrumb .current {
            color: var(--primary);
            font-weight: 500;
        }
        .page-header h1 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            letter-spacing: 0.04em;
            margin-bottom: 8px;
        }
        .page-header .page-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 720px;
            line-height: 1.7;
        }

        /* ===== Sections ===== */
        main {
            flex: 1;
        }
        section {
            padding: var(--section-gap) 0;
        }
        .section-alt {
            background: #F1F5F9;
        }
        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 22px;
        }
        .section-header h2 {
            font-size: 1.45rem;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.35;
            letter-spacing: 0.02em;
        }
        .section-header .section-note {
            font-size: 0.88rem;
            color: var(--text-muted);
            max-width: 420px;
            text-align: right;
        }
        .section-header .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 10px;
            font-size: 0.75rem;
            font-weight: 600;
            border-radius: 20px;
            background: rgba(43, 108, 176, 0.08);
            color: var(--primary);
            white-space: nowrap;
        }

        /* ===== Cards ===== */
        .card {
            background: var(--surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
        }
        .card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: rgba(43, 108, 176, 0.2);
        }
        .card-body {
            padding: 16px 18px;
        }
        .card-media {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #DCE4EC;
        }
        .card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition);
        }
        .card:hover .card-media img {
            transform: scale(1.03);
        }
        .card-media .media-badge {
            position: absolute;
            top: 10px;
            left: 10px;
            padding: 4px 10px;
            font-size: 0.72rem;
            font-weight: 600;
            border-radius: 20px;
            background: rgba(26, 32, 44, 0.78);
            color: #fff;
            backdrop-filter: blur(6px);
        }
        .card-title {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.4;
            margin-bottom: 6px;
        }
        .card-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .live-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 3px 10px;
            font-size: 0.72rem;
            font-weight: 600;
            border-radius: 20px;
            color: #fff;
            background: var(--live-red);
        }
        .live-badge::before {
            content: '';
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: #fff;
            animation: pulse 1.5s infinite;
        }
        @keyframes pulse {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.4); }
        }
        .upcoming-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 3px 10px;
            font-size: 0.72rem;
            font-weight: 600;
            border-radius: 20px;
            color: #fff;
            background: var(--upcoming-green);
        }
        .replay-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 3px 10px;
            font-size: 0.72rem;
            font-weight: 600;
            border-radius: 20px;
            color: #fff;
            background: var(--replay-gray);
        }

        /* ===== Grid ===== */
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        /* ===== Live Match Cards ===== */
        .match-card {
            display: flex;
            flex-direction: column;
            background: var(--surface);
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
        }
        .match-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: rgba(43, 108, 176, 0.2);
        }
        .match-card .match-media {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #DCE4EC;
        }
        .match-card .match-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition);
        }
        .match-card:hover .match-media img {
            transform: scale(1.03);
        }
        .match-card .match-body {
            padding: 16px 18px;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .match-card .match-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }
        .match-card .match-league {
            font-size: 0.8rem;
            color: var(--text-muted);
            font-weight: 500;
        }
        .match-card .match-teams {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.4;
        }
        .match-card .match-time {
            font-size: 0.82rem;
            color: var(--text-muted);
        }
        .match-card .match-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-top: 4px;
            flex-wrap: wrap;
        }
        .btn-sm {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 6px 14px;
            font-size: 0.8rem;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: background var(--transition), color var(--transition), border-color var(--transition);
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
        }
        .btn-accent {
            background: var(--accent);
            color: #fff;
        }
        .btn-accent:hover {
            background: var(--accent-dark);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 1px solid var(--primary);
        }
        .btn-outline:hover {
            background: rgba(43, 108, 176, 0.07);
            color: var(--primary);
        }

        /* ===== Tag pills ===== */
        .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 7px 16px;
            font-size: 0.82rem;
            font-weight: 500;
            border-radius: 20px;
            background: var(--surface);
            border: 1px solid var(--border);
            color: var(--text-body);
            transition: background var(--transition), border-color var(--transition), color var(--transition);
            white-space: nowrap;
        }
        .tag:hover {
            background: rgba(43, 108, 176, 0.06);
            border-color: var(--primary-light);
            color: var(--primary);
        }

        /* ===== Data strip ===== */
        .data-strip {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 18px 32px;
            background: var(--surface);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            padding: 20px 24px;
        }
        .data-item {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .data-item .data-value {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-main);
        }
        .data-item .data-label {
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .data-item .data-value.accent {
            color: var(--accent);
        }

        /* ===== List ===== */
        .list-plain {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .list-plain li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 14px 16px;
            background: var(--surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition), transform var(--transition);
        }
        .list-plain li:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .list-plain .list-index {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 6px;
            background: rgba(43, 108, 176, 0.1);
            color: var(--primary);
            font-weight: 700;
            font-size: 0.85rem;
            flex-shrink: 0;
        }
        .list-plain .list-content h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 3px;
        }
        .list-plain .list-content p {
            font-size: 0.83rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .faq-item {
            background: var(--surface);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition), border-color var(--transition);
            overflow: hidden;
        }
        .faq-item:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(43, 108, 176, 0.2);
        }
        .faq-item summary {
            padding: 16px 20px;
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--text-main);
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '+';
            font-size: 1.3rem;
            font-weight: 400;
            color: var(--text-muted);
            transition: transform var(--transition);
        }
        .faq-item[open] summary::after {
            transform: rotate(45deg);
            color: var(--primary);
        }
        .faq-item .faq-answer {
            padding: 0 20px 18px;
            font-size: 0.9rem;
            color: var(--text-body);
            line-height: 1.7;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #1A2E45;
            color: #CBD5E1;
            padding: 52px 0 24px;
            margin-top: auto;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .site-footer h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .site-footer h4 {
            font-size: 0.92rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
        }
        .site-footer p {
            font-size: 0.86rem;
            line-height: 1.7;
            color: #A0B4C8;
        }
        .site-footer ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .site-footer ul li a {
            font-size: 0.86rem;
            color: #CBD5E1;
            transition: color var(--transition);
        }
        .site-footer ul li a:hover {
            color: #fff;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 20px;
            font-size: 0.78rem;
            color: #8196AB;
            text-align: center;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .grid-2 {
                grid-template-columns: repeat(2, 1fr);
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .main-nav ul li a {
                padding: 8px 9px;
                font-size: 0.86rem;
            }
            .nav-cta {
                padding: 8px 12px;
                font-size: 0.82rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap: 42px;
                --nav-height: 62px;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: #FFFFFF;
                border-bottom: 1px solid var(--border);
                box-shadow: 0 12px 28px rgba(0,0,0,0.08);
                padding: 12px 16px;
                flex-direction: column;
                align-items: stretch;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 2px;
            }
            .main-nav ul li a {
                padding: 12px 16px;
                font-size: 1rem;
                border-radius: 6px;
            }
            .hamburger {
                display: flex;
            }
            .nav-cta {
                display: none;
            }
            .grid-2,
            .grid-3,
            .grid-4 {
                grid-template-columns: 1fr;
            }
            .section-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .section-header .section-note {
                text-align: left;
            }
            .page-header h1 {
                font-size: 1.5rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
            }
            .data-strip {
                flex-direction: column;
                align-items: flex-start;
                gap: 14px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --section-gap: 32px;
                --container-pad: 16px;
            }
            .page-header {
                padding-top: calc(var(--nav-height) + 20px);
                padding-bottom: 18px;
            }
            .page-header h1 {
                font-size: 1.32rem;
            }
            .match-card .match-teams {
                font-size: 1rem;
            }
            .card-body {
                padding: 14px;
            }
        }

/* roulang page: category3 */
:root {
      --primary: #2B6CB0;
      --primary-dark: #1E4E7A;
      --primary-light: #3A7BC8;
      --accent: #E07B39;
      --accent-light: #F2994A;
      --accent-dark: #C46828;
      --bg: #F8FAFC;
      --surface: #FFFFFF;
      --text-main: #1A202C;
      --text-body: #343A40;
      --text-muted: #6B7280;
      --text-light: #9CA3AF;
      --border: #E2E8F0;
      --border-light: #EDF2F7;
      --live-red: #E53E3E;
      --upcoming-green: #38A169;
      --replay-gray: #676E7C;
      --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
      --shadow: 0 2px 8px rgba(0,0,0,0.06);
      --shadow-hover: 0 8px 24px rgba(0,0,0,0.1);
      --radius-card: 10px;
      --radius-btn: 6px;
      --radius-input: 6px;
      --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK', 'WenQuanYi Micro Hei', sans-serif;
      --transition: 0.25s ease;
      --section-gap: 64px;
      --section-gap-mobile: 36px;
      --container-max: 1200px;
      --container-pad: 24px;
      --nav-height: 72px;
    }
    html {
      scroll-behavior: smooth;
      -webkit-text-size-adjust: 100%;
    }
    body {
      font-family: var(--font-cn);
      font-size: 15px;
      line-height: 1.7;
      color: var(--text-body);
      background-color: var(--bg);
      min-height: 100vh;
      display: flex;
      flex-direction: column;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      margin: 0;
    }
    a {
      color: inherit;
      text-decoration: none;
    }
    a:hover {
      color: var(--primary);
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    button, input, textarea, select {
      font-family: inherit;
      font-size: inherit;
      line-height: inherit;
      outline: none;
      border: none;
      background: none;
    }
    button {
      cursor: pointer;
    }
    .container {
      max-width: var(--container-max);
      margin: 0 auto;
      padding: 0 var(--container-pad);
    }
    /* Header / Nav */
    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 1000;
      height: var(--nav-height);
      background: rgba(255,255,255,0.82);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(255,255,255,0.4);
      box-shadow: 0 1px 10px rgba(0,0,0,0.04);
      transition: background var(--transition), box-shadow var(--transition), border-color var(--transition);
    }
    .site-header.scrolled {
      background: #FFFFFF;
      box-shadow: 0 2px 18px rgba(0,0,0,0.08);
      border-bottom: 1px solid var(--border);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: var(--nav-height);
      gap: 20px;
    }
    .logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--text-main);
      white-space: nowrap;
      letter-spacing: 0.02em;
      transition: color var(--transition);
    }
    .logo:hover {
      color: var(--primary);
    }
    .logo-icon {
      width: 36px;
      height: 36px;
      background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 1.1rem;
      flex-shrink: 0;
    }
    .logo-icon svg {
      width: 20px;
      height: 20px;
      fill: #fff;
    }
    .main-nav {
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .main-nav ul {
      display: flex;
      align-items: center;
      gap: 2px;
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .main-nav ul li a {
      display: block;
      padding: 8px 14px;
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-body);
      border-radius: var(--radius-btn);
      transition: color var(--transition), background var(--transition);
      white-space: nowrap;
    }
    .main-nav ul li a:hover {
      color: var(--primary);
      background: rgba(43,108,176,0.06);
    }
    .main-nav ul li a.active {
      color: var(--primary);
      background: rgba(43,108,176,0.1);
      font-weight: 600;
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .nav-cta {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 10px 18px;
      background: var(--accent);
      color: #fff;
      font-size: 0.9rem;
      font-weight: 600;
      border-radius: var(--radius-btn);
      transition: background var(--transition), transform var(--transition);
      white-space: nowrap;
    }
    .nav-cta:hover {
      background: var(--accent-dark);
      color: #fff;
      transform: translateY(-1px);
    }
    .nav-search {
      display: flex;
      align-items: center;
      gap: 6px;
      background: rgba(255,255,255,0.7);
      border: 1px solid var(--border);
      border-radius: var(--radius-input);
      padding: 6px 12px;
    }
    .nav-search input {
      width: 100px;
      font-size: 0.9rem;
      color: var(--text-main);
    }
    .nav-search input::placeholder {
      color: var(--text-light);
    }
    .nav-search button {
      color: var(--text-muted);
      transition: color var(--transition);
    }
    .nav-search button:hover {
      color: var(--primary);
    }
    /* Main Content */
    main {
      flex: 1;
      padding-top: var(--nav-height);
    }
    section {
      padding: var(--section-gap) 0;
    }
    .section-label {
      display: inline-block;
      font-size: 0.85rem;
      font-weight: 600;
      color: var(--primary);
      background: rgba(43,108,176,0.08);
      padding: 4px 12px;
      border-radius: 20px;
      margin-bottom: 12px;
      letter-spacing: 0.03em;
    }
    .section-title {
      font-size: 2rem;
      font-weight: 600;
      color: var(--text-main);
      line-height: 1.35;
      margin: 0 0 12px 0;
    }
    .section-subtitle {
      font-size: 1rem;
      color: var(--text-muted);
      line-height: 1.7;
      max-width: 720px;
      margin: 0 0 32px 0;
    }
    /* Category Hero */
    .category-hero {
      background: linear-gradient(135deg, #EBF4FF 0%, #F8FAFC 70%);
      border-bottom: 1px solid var(--border-light);
      padding: 48px 0 40px;
    }
    .category-hero .container {
      max-width: var(--container-max);
    }
    .breadcrumb {
      font-size: 0.85rem;
      color: var(--text-muted);
      margin-bottom: 16px;
    }
    .breadcrumb a {
      color: var(--text-muted);
      transition: color var(--transition);
    }
    .breadcrumb a:hover {
      color: var(--primary);
    }
    .breadcrumb span {
      margin: 0 6px;
      color: var(--text-light);
    }
    .category-hero h1 {
      font-size: 2.5rem;
      font-weight: 700;
      color: var(--text-main);
      margin: 0 0 12px 0;
      line-height: 1.3;
      letter-spacing: 0.01em;
    }
    .category-hero .hero-description {
      font-size: 1.1rem;
      color: var(--text-body);
      max-width: 720px;
      line-height: 1.7;
      margin: 0;
    }
    /* Replay Grid */
    .replay-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .replay-card {
      background: var(--surface);
      border-radius: var(--radius-card);
      overflow: hidden;
      box-shadow: var(--shadow);
      transition: box-shadow var(--transition), transform var(--transition);
      display: flex;
      flex-direction: column;
    }
    .replay-card:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-2px);
    }
    .replay-card-img {
      position: relative;
      aspect-ratio: 16/9;
      overflow: hidden;
      background: #E9EEF5;
    }
    .replay-card-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform var(--transition);
    }
    .replay-card:hover .replay-card-img img {
      transform: scale(1.03);
    }
    .status-badge {
      position: absolute;
      top: 12px;
      left: 12px;
      padding: 4px 12px;
      border-radius: 20px;
      font-size: 0.75rem;
      font-weight: 600;
      color: #fff;
      background: var(--replay-gray);
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }
    .status-badge.highlight {
      background: var(--accent);
    }
    .status-badge.full {
      background: var(--primary);
    }
    .replay-card-body {
      padding: 20px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      flex: 1;
    }
    .replay-card-title {
      font-size: 1.1rem;
      font-weight: 600;
      color: var(--text-main);
      line-height: 1.5;
      margin: 0;
    }
    .replay-card-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 0.85rem;
      color: var(--text-muted);
    }
    .replay-card-meta span {
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }
    .replay-card-actions {
      margin-top: auto;
      padding-top: 12px;
      border-top: 1px solid var(--border-light);
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      padding: 10px 20px;
      font-size: 0.9rem;
      font-weight: 600;
      border-radius: var(--radius-btn);
      transition: background var(--transition), color var(--transition), transform var(--transition), border-color var(--transition);
      white-space: nowrap;
    }
    .btn-primary {
      background: var(--primary);
      color: #fff;
    }
    .btn-primary:hover {
      background: var(--primary-dark);
      color: #fff;
      transform: translateY(-1px);
    }
    .btn-outline {
      background: transparent;
      border: 1px solid var(--border);
      color: var(--text-body);
    }
    .btn-outline:hover {
      background: rgba(43,108,176,0.06);
      border-color: var(--primary-light);
      color: var(--primary);
    }
    .btn-accent {
      background: var(--accent);
      color: #fff;
    }
    .btn-accent:hover {
      background: var(--accent-dark);
      color: #fff;
      transform: translateY(-1px);
    }
    .view-more {
      text-align: center;
      margin-top: 32px;
    }
    .view-more a {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-weight: 600;
      color: var(--primary);
      font-size: 1rem;
      transition: color var(--transition);
    }
    .view-more a:hover {
      color: var(--primary-dark);
    }
    /* Weekly Highlights */
    .highlights-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .highlight-card {
      background: var(--surface);
      border-radius: var(--radius-card);
      overflow: hidden;
      box-shadow: var(--shadow);
      transition: box-shadow var(--transition), transform var(--transition);
      display: flex;
      flex-direction: column;
    }
    .highlight-card:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-2px);
    }
    .highlight-card-img {
      aspect-ratio: 16/9;
      overflow: hidden;
      background: #E9EEF5;
    }
    .highlight-card-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform var(--transition);
    }
    .highlight-card:hover .highlight-card-img img {
      transform: scale(1.03);
    }
    .highlight-card-body {
      padding: 20px;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .highlight-tag {
      font-size: 0.75rem;
      font-weight: 600;
      color: var(--accent);
      background: rgba(224,123,57,0.1);
      padding: 3px 10px;
      border-radius: 20px;
      align-self: flex-start;
    }
    .highlight-card-title {
      font-size: 1.05rem;
      font-weight: 600;
      color: var(--text-main);
      margin: 0;
      line-height: 1.5;
    }
    .highlight-card-desc {
      font-size: 0.9rem;
      color: var(--text-muted);
      margin: 0;
    }
    /* Classic Replays */
    .classic-list {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }
    .classic-item {
      background: var(--surface);
      border-radius: var(--radius-card);
      box-shadow: var(--shadow-sm);
      padding: 20px;
      display: flex;
      gap: 16px;
      transition: box-shadow var(--transition), transform var(--transition);
    }
    .classic-item:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-2px);
    }
    .classic-thumb {
      width: 120px;
      height: 80px;
      border-radius: 6px;
      overflow: hidden;
      flex-shrink: 0;
      background: #E9EEF5;
    }
    .classic-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .classic-info {
      flex: 1;
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    .classic-info h3 {
      font-size: 1rem;
      font-weight: 600;
      color: var(--text-main);
      margin: 0;
      line-height: 1.4;
    }
    .classic-info p {
      font-size: 0.85rem;
      color: var(--text-muted);
      margin: 0;
    }
    .classic-info .meta {
      display: flex;
      gap: 12px;
      font-size: 0.8rem;
      color: var(--text-light);
    }
    /* Stats Summary */
    .stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .stat-card {
      background: var(--surface);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-card);
      padding: 24px;
      text-align: center;
      transition: border-color var(--transition), box-shadow var(--transition);
    }
    .stat-card:hover {
      border-color: var(--primary-light);
      box-shadow: var(--shadow);
    }
    .stat-number {
      font-size: 2rem;
      font-weight: 700;
      color: var(--primary);
      line-height: 1.2;
    }
    .stat-label {
      font-size: 0.9rem;
      color: var(--text-muted);
      margin-top: 8px;
    }
    /* Community */
    .community-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .community-card {
      background: var(--surface);
      border-radius: var(--radius-card);
      box-shadow: var(--shadow-sm);
      padding: 20px;
      transition: box-shadow var(--transition), transform var(--transition);
    }
    .community-card:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-2px);
    }
    .community-user {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 12px;
    }
    .community-avatar {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: var(--primary-light);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 600;
      font-size: 0.9rem;
      flex-shrink: 0;
    }
    .community-name {
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--text-main);
    }
    .community-text {
      font-size: 0.9rem;
      color: var(--text-body);
      line-height: 1.6;
      margin: 0;
    }
    /* FAQ */
    .faq-list {
      max-width: 800px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .faq-item {
      background: var(--surface);
      border-radius: var(--radius-card);
      box-shadow: var(--shadow-sm);
      overflow: hidden;
      transition: box-shadow var(--transition);
    }
    .faq-item:hover {
      box-shadow: var(--shadow);
    }
    .faq-question {
      padding: 20px 24px;
      font-weight: 600;
      color: var(--text-main);
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      transition: color var(--transition);
    }
    .faq-question:hover {
      color: var(--primary);
    }
    .faq-question .icon {
      flex-shrink: 0;
      width: 20px;
      height: 20px;
      position: relative;
      transition: transform var(--transition);
    }
    .faq-question .icon::before,
    .faq-question .icon::after {
      content: '';
      position: absolute;
      background: var(--text-muted);
      border-radius: 2px;
      transition: background var(--transition);
    }
    .faq-question .icon::before {
      top: 50%;
      left: 0;
      right: 0;
      height: 2px;
      transform: translateY(-50%);
    }
    .faq-question .icon::after {
      left: 50%;
      top: 0;
      bottom: 0;
      width: 2px;
      transform: translateX(-50%);
    }
    .faq-item.open .faq-question .icon::after {
      display: none;
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease, padding 0.35s ease;
      padding: 0 24px;
      color: var(--text-body);
      line-height: 1.7;
    }
    .faq-item.open .faq-answer {
      max-height: 300px;
      padding: 0 24px 20px 24px;
    }
    /* Footer */
    .site-footer {
      background: #1A202C;
      color: #CBD5E0;
      padding: 48px 0 24px;
      margin-top: auto;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 32px;
      margin-bottom: 32px;
    }
    .footer-brand h3 {
      color: #fff;
      font-size: 1.2rem;
      margin: 0 0 12px 0;
    }
    .footer-brand p {
      font-size: 0.9rem;
      line-height: 1.7;
      margin: 0;
      color: #A0AEC0;
    }
    .footer-col h4 {
      color: #fff;
      font-size: 0.95rem;
      margin: 0 0 12px 0;
      font-weight: 600;
    }
    .footer-col ul {
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .footer-col ul li {
      margin-bottom: 8px;
    }
    .footer-col ul li a {
      color: #CBD5E0;
      font-size: 0.9rem;
      transition: color var(--transition);
    }
    .footer-col ul li a:hover {
      color: #fff;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,0.1);
      padding-top: 20px;
      font-size: 0.85rem;
      color: #A0AEC0;
      text-align: center;
    }
    /* Mobile navigation */
    .nav-toggle {
      display: none;
      flex-direction: column;
      gap: 5px;
      background: transparent;
      border: none;
      padding: 8px;
      cursor: pointer;
    }
    .nav-toggle span {
      display: block;
      width: 24px;
      height: 2px;
      background: var(--text-main);
      border-radius: 2px;
      transition: background var(--transition), transform var(--transition);
    }
    .nav-toggle.active span:nth-child(1) {
      transform: translateY(7px) rotate(45deg);
    }
    .nav-toggle.active span:nth-child(2) {
      opacity: 0;
    }
    .nav-toggle.active span:nth-child(3) {
      transform: translateY(-7px) rotate(-45deg);
    }
    /* Responsive */
    @media (max-width: 1024px) {
      .replay-grid, .highlights-grid, .community-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .stats-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }
    @media (max-width: 768px) {
      :root {
        --section-gap: 40px;
      }
      .header-inner {
        gap: 10px;
      }
      .main-nav ul {
        display: none;
        position: absolute;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background: #fff;
        flex-direction: column;
        align-items: stretch;
        padding: 16px 24px;
        box-shadow: 0 10px 30px rgba(0,0,0,0.08);
        border-bottom: 1px solid var(--border);
      }
      .main-nav.open ul {
        display: flex;
      }
      .main-nav ul li a {
        padding: 12px 16px;
        font-size: 1rem;
      }
      .nav-actions {
        display: none;
      }
      .nav-toggle {
        display: flex;
      }
      .category-hero h1 {
        font-size: 2rem;
      }
      .section-title {
        font-size: 1.6rem;
      }
      .replay-grid, .highlights-grid, .community-grid {
        grid-template-columns: 1fr;
      }
      .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
      }
      .classic-list {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
      }
    }
    @media (max-width: 520px) {
      .stats-grid {
        grid-template-columns: 1fr;
      }
      .category-hero {
        padding: 32px 0 24px;
      }
      .category-hero h1 {
        font-size: 1.7rem;
      }
      .hero-description {
        font-size: 1rem;
      }
    }

/* roulang page: category4 */
:root {
            --primary: #2B6CB0;
            --primary-dark: #1E4E7A;
            --primary-light: #3A7BC8;
            --accent: #E07B39;
            --accent-light: #F2994A;
            --accent-dark: #C46828;
            --bg: #F8FAFC;
            --surface: #FFFFFF;
            --text-main: #1A202C;
            --text-body: #343A40;
            --text-muted: #6B7280;
            --text-light: #9CA3AF;
            --border: #E2E8F0;
            --border-light: #EDF2F7;
            --live-red: #E53E3E;
            --upcoming-green: #38A169;
            --replay-gray: #676E7C;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.1);
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-input: 6px;
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK', 'WenQuanYi Micro Hei', sans-serif;
            --transition: 0.25s ease;
            --section-gap: 64px;
            --section-gap-mobile: 36px;
            --container-max: 1200px;
            --container-pad: 24px;
            --nav-height: 72px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-cn);
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-body);
            background-color: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: inherit;
            text-decoration: none;
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            outline: none;
            border: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 var(--container-pad);
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(255, 255, 255, 0.82);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.4);
            box-shadow: 0 1px 10px rgba(0, 0, 0, 0.04);
            transition: background var(--transition), box-shadow var(--transition), border-color var(--transition);
        }
        .site-header.scrolled {
            background: #FFFFFF;
            box-shadow: 0 2px 18px rgba(0, 0, 0, 0.08);
            border-bottom: 1px solid var(--border);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            gap: 20px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-main);
            white-space: nowrap;
            letter-spacing: 0.02em;
            transition: color var(--transition);
        }
        .logo:hover {
            color: var(--primary);
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .logo-icon svg {
            width: 20px;
            height: 20px;
            fill: #fff;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .main-nav ul {
            display: flex;
            align-items: center;
            gap: 2px;
            margin: 0;
            padding: 0;
            list-style: none;
        }
        .main-nav ul li a {
            display: block;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: var(--radius-btn);
            transition: color var(--transition), background var(--transition);
            white-space: nowrap;
        }
        .main-nav ul li a:hover {
            color: var(--primary);
            background: rgba(43, 108, 176, 0.06);
        }
        .main-nav ul li a.active {
            color: var(--primary);
            background: rgba(43, 108, 176, 0.1);
            font-weight: 600;
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            background: var(--accent);
            color: #fff;
            font-size: 0.9rem;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: background var(--transition), transform var(--transition);
            white-space: nowrap;
        }
        .nav-cta:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-1px);
        }
        .nav-search {
            display: flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.7);
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            padding: 6px 10px;
        }
        .nav-search input {
            font-size: 0.85rem;
            color: var(--text-body);
            width: 120px;
            background: transparent;
            border: none;
            outline: none;
        }
        .nav-search input::placeholder {
            color: var(--text-light);
        }
        .nav-search .search-btn {
            color: var(--text-muted);
            font-size: 0.9rem;
            padding: 2px 4px;
            transition: color var(--transition);
        }
        .nav-search .search-btn:hover {
            color: var(--primary);
        }
        .navbar-toggler {
            display: none;
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            padding: 8px 12px;
            color: var(--text-main);
            background: #fff;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(43, 108, 176, 0.15);
        }

        /* ===== Main ===== */
        .site-main {
            flex: 1;
            padding-top: var(--nav-height);
        }

        /* ===== Category Hero (Compact) ===== */
        .category-hero {
            background: linear-gradient(135deg, #eff5fb 0%, #e7eff8 50%, #f5f8fc 100%);
            border-bottom: 1px solid var(--border-light);
            padding: 42px 0 36px;
        }
        .category-hero .breadcrumb {
            margin-bottom: 14px;
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .category-hero .breadcrumb a {
            color: var(--text-muted);
            transition: color var(--transition);
        }
        .category-hero .breadcrumb a:hover {
            color: var(--primary);
        }
        .category-hero .breadcrumb .separator {
            margin: 0 6px;
            color: var(--text-light);
        }
        .category-hero h1 {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 10px;
        }
        .category-hero .cat-desc {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 760px;
            line-height: 1.75;
            margin-bottom: 0;
        }

        /* ===== Section common ===== */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-alt {
            background: #f2f6fb;
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }
        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 28px;
            flex-wrap: wrap;
        }
        .section-title {
            font-size: 1.65rem;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.4;
            margin: 0;
        }
        .section-subtitle {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin-top: 6px;
            line-height: 1.65;
        }
        .section-note {
            font-size: 0.85rem;
            color: var(--text-light);
            line-height: 1.5;
        }

        /* ===== Stats Overview ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: var(--surface);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 22px 20px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition), transform var(--transition);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .stat-card .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .stat-card .stat-value {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.2;
        }
        .stat-card .stat-trend {
            font-size: 0.85rem;
            font-weight: 500;
            margin-top: 6px;
        }
        .stat-card .stat-trend.up {
            color: var(--upcoming-green);
        }
        .stat-card .stat-trend.down {
            color: var(--live-red);
        }
        .stat-card .stat-trend.flat {
            color: var(--replay-gray);
        }

        /* ===== Ranking Table ===== */
        .ranking-table-wrapper {
            background: var(--surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow);
            overflow: hidden;
            border: 1px solid var(--border-light);
        }
        .ranking-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.92rem;
        }
        .ranking-table thead th {
            background: #f7fafd;
            color: var(--text-muted);
            font-weight: 600;
            font-size: 0.82rem;
            text-align: left;
            padding: 14px 16px;
            border-bottom: 1px solid var(--border);
            white-space: nowrap;
        }
        .ranking-table tbody td {
            padding: 13px 16px;
            border-bottom: 1px solid var(--border-light);
            color: var(--text-body);
            vertical-align: middle;
        }
        .ranking-table tbody tr:last-child td {
            border-bottom: none;
        }
        .ranking-table tbody tr:hover {
            background: #f8fbff;
        }
        .rank-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            font-weight: 600;
            font-size: 0.85rem;
            background: #f1f5f9;
            color: var(--text-muted);
        }
        .rank-badge.top1 {
            background: var(--accent);
            color: #fff;
        }
        .rank-badge.top2 {
            background: #b8c4d0;
            color: #fff;
        }
        .rank-badge.top3 {
            background: #d0a372;
            color: #fff;
        }
        .team-name {
            font-weight: 500;
            color: var(--text-main);
        }
        .data-highlight {
            font-weight: 600;
            color: var(--primary);
        }
        .trend-up {
            color: var(--upcoming-green);
            font-size: 0.85rem;
        }
        .trend-down {
            color: var(--live-red);
            font-size: 0.85rem;
        }
        .trend-flat {
            color: var(--replay-gray);
            font-size: 0.85rem;
        }

        /* ===== Team Data Cards ===== */
        .team-data-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .team-data-card {
            background: var(--surface);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition), transform var(--transition);
        }
        .team-data-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .team-data-card .card-cover {
            border-radius: var(--radius-btn);
            overflow: hidden;
            margin-bottom: 14px;
            aspect-ratio: 16/9;
            background: #e8eef5;
        }
        .team-data-card .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .team-data-card h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-main);
            margin: 0 0 8px 0;
        }
        .team-data-card .team-metric {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 6px;
        }
        .team-data-card .team-metric span:last-child {
            font-weight: 600;
            color: var(--text-body);
        }
        .progress {
            height: 6px;
            border-radius: 3px;
            background: #edf2f7;
            overflow: hidden;
            margin-top: 4px;
        }
        .progress .progress-bar {
            border-radius: 3px;
            background: var(--primary);
            height: 100%;
        }
        .progress .progress-bar.accent {
            background: var(--accent);
        }
        .progress .progress-bar.green {
            background: var(--upcoming-green);
        }

        /* ===== Player Ranking ===== */
        .player-ranking-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 18px;
        }
        .player-ranking-item {
            background: var(--surface);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 18px 20px;
            display: flex;
            align-items: center;
            gap: 16px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition), transform var(--transition);
        }
        .player-ranking-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .player-avatar {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: #e8eef5;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--primary);
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .player-info {
            flex: 1;
            min-width: 0;
        }
        .player-info .player-name {
            font-weight: 600;
            color: var(--text-main);
            font-size: 0.98rem;
            margin-bottom: 2px;
        }
        .player-info .player-team {
            font-size: 0.82rem;
            color: var(--text-muted);
        }
        .player-data {
            text-align: right;
            flex-shrink: 0;
        }
        .player-data .player-value {
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--text-main);
        }
        .player-data .player-label {
            font-size: 0.78rem;
            color: var(--text-light);
        }

        /* ===== Info cards ===== */
        .info-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .info-card {
            background: var(--surface);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 20px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition), transform var(--transition);
        }
        .info-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .info-card .info-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--primary);
            background: rgba(43, 108, 176, 0.08);
            padding: 4px 10px;
            border-radius: 20px;
            margin-bottom: 10px;
        }
        .info-card h3 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-main);
            margin: 0 0 8px 0;
        }
        .info-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }

        /* ===== Community ===== */
        .community-box {
            background: var(--surface);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 26px;
            box-shadow: var(--shadow-sm);
        }
        .community-item {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--border-light);
        }
        .community-item:last-child {
            border-bottom: none;
        }
        .community-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: #e8eef5;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            color: var(--primary);
            flex-shrink: 0;
        }
        .community-content .community-user {
            font-weight: 600;
            color: var(--text-main);
            font-size: 0.9rem;
        }
        .community-content .community-text {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 4px 0 0 0;
            line-height: 1.65;
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--surface);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow);
        }
        .faq-question {
            padding: 16px 20px;
            font-weight: 600;
            color: var(--text-main);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 0.95rem;
            transition: color var(--transition);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            color: var(--text-light);
            transition: transform var(--transition);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 20px 18px;
            font-size: 0.9rem;
            color: var(--text-body);
            line-height: 1.75;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }

        /* ===== View More Button ===== */
        .view-more-wrap {
            text-align: center;
            margin-top: 24px;
        }
        .btn-outline-primary-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 28px;
            border: 1px solid var(--primary);
            color: var(--primary);
            font-size: 0.92rem;
            font-weight: 600;
            border-radius: var(--radius-btn);
            background: transparent;
            transition: all var(--transition);
        }
        .btn-outline-primary-custom:hover {
            background: var(--primary);
            color: #fff;
        }

        /* ===== CTA band ===== */
        .cta-band {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 55%, var(--primary-light) 100%);
            border-radius: var(--radius-card);
            padding: 36px 32px;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }
        .cta-band .cta-text h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin: 0 0 8px 0;
            color: #fff;
        }
        .cta-band .cta-text p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.85);
            margin: 0;
            max-width: 560px;
            line-height: 1.7;
        }
        .cta-band .cta-action {
            flex-shrink: 0;
        }
        .btn-cta-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            background: #fff;
            color: var(--primary-dark);
            font-size: 0.95rem;
            font-weight: 700;
            border-radius: var(--radius-btn);
            transition: all var(--transition);
        }
        .btn-cta-white:hover {
            background: var(--accent-light);
            color: #fff;
            transform: translateY(-1px);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #1a2733;
            color: rgba(255, 255, 255, 0.75);
            padding: 44px 0 24px;
            margin-top: auto;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 30px;
        }
        .site-footer .footer-brand h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px 0;
        }
        .site-footer .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.65);
            margin: 0;
        }
        .site-footer .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff;
            margin: 0 0 12px 0;
        }
        .site-footer .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-col ul li {
            margin-bottom: 8px;
        }
        .site-footer .footer-col ul li a {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition);
        }
        .site-footer .footer-col ul li a:hover {
            color: var(--accent-light);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 18px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.5);
            text-align: center;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .team-data-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .info-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .player-ranking-list {
                grid-template-columns: 1fr;
            }
            .site-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            :root {
                --section-gap: 40px;
            }
            .category-hero h1 {
                font-size: 1.8rem;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stat-card .stat-value {
                font-size: 1.6rem;
            }
            .team-data-grid {
                grid-template-columns: 1fr;
            }
            .info-list {
                grid-template-columns: 1fr;
            }
            .cta-band {
                flex-direction: column;
                text-align: center;
                align-items: center;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .navbar-toggler {
                display: block;
            }
            .main-nav {
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow);
                flex-direction: column;
                align-items: stretch;
                padding: 12px 16px 16px;
                gap: 4px;
                display: none;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav ul {
                flex-direction: column;
                align-items: stretch;
                gap: 2px;
            }
            .main-nav ul li a {
                padding: 11px 14px;
                font-size: 0.95rem;
                border-radius: var(--radius-btn);
            }
            .main-nav .nav-cta {
                justify-content: center;
                margin-top: 8px;
            }
            .nav-search {
                display: none;
            }
            .header-inner {
                gap: 12px;
            }
            .ranking-table-wrapper {
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
            }
            .ranking-table {
                min-width: 640px;
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .category-hero h1 {
                font-size: 1.5rem;
            }
            .category-hero {
                padding: 28px 0 24px;
            }
            .logo {
                font-size: 1.05rem;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
            }
            .section-title {
                font-size: 1.2rem;
            }
            .stat-card {
                padding: 16px;
            }
            .stat-card .stat-value {
                font-size: 1.4rem;
            }
            .community-box {
                padding: 18px;
            }
            .player-ranking-item {
                padding: 14px;
                gap: 12px;
            }
        }

/* roulang page: category5 */
:root {
  --primary: #2B6CB0;
  --primary-dark: #1E4E7A;
  --primary-light: #3A7BC8;
  --accent: #E07B39;
  --accent-light: #F2994A;
  --accent-dark: #C46828;
  --bg: #F8FAFC;
  --surface: #FFFFFF;
  --text-main: #1A202C;
  --text-body: #343A40;
  --text-muted: #6B7280;
  --text-light: #9CA3AF;
  --border: #E2E8F0;
  --border-light: #EDF2F7;
  --live-red: #E53E3E;
  --upcoming-green: #38A169;
  --replay-gray: #676E7C;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
  --shadow: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-hover: 0 8px 24px rgba(0,0,0,0.1);
  --radius-card: 10px;
  --radius-btn: 6px;
  --radius-input: 6px;
  --font-cn: 'PingFang SC','Microsoft YaHei','Noto Sans CJK','WenQuanYi Micro Hei',sans-serif;
  --transition: 0.25s ease;
  --section-gap: 64px;
  --section-gap-mobile: 36px;
  --container-max: 1200px;
  --container-pad: 24px;
  --nav-height: 72px;
}
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: var(--font-cn);
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-body);
  background: var(--bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: inherit; text-decoration: none; }
a:hover { color: var(--primary); }
img { max-width: 100%; height: auto; display: block; }
button, input, textarea, select { font-family: inherit; font-size: inherit; line-height: inherit; outline: none; border: none; background: none; }
button { cursor: pointer; }
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 var(--container-pad); }

/* Header */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--nav-height);
  background: rgba(255,255,255,0.82);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255,255,255,0.4);
  box-shadow: 0 1px 10px rgba(0,0,0,0.04);
  transition: background var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.site-header.scrolled {
  background: #FFFFFF;
  box-shadow: 0 2px 18px rgba(0,0,0,0.08);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: var(--nav-height); gap: 20px; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 1.25rem; font-weight: 700; color: var(--text-main); white-space: nowrap; letter-spacing: 0.02em; transition: color var(--transition); flex-shrink: 0; }
.logo:hover { color: var(--primary); }
.logo-icon { width: 36px; height: 36px; background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: #fff; font-size: 1.1rem; flex-shrink: 0; }
.logo-icon svg { width: 20px; height: 20px; fill: #fff; }
.main-nav { display: flex; align-items: center; gap: 6px; }
.main-nav ul { display: flex; align-items: center; gap: 2px; list-style: none; }
.main-nav ul li a { display: block; padding: 8px 14px; font-size: 0.95rem; font-weight: 500; color: var(--text-body); border-radius: var(--radius-btn); transition: color var(--transition), background var(--transition); white-space: nowrap; }
.main-nav ul li a:hover { color: var(--primary); background: rgba(43,108,176,0.06); }
.main-nav ul li a.active { color: var(--primary); background: rgba(43,108,176,0.1); font-weight: 600; }
.nav-cta { display: inline-flex; align-items: center; gap: 6px; padding: 10px 18px; background: var(--accent); color: #fff; font-size: 0.9rem; font-weight: 600; border-radius: var(--radius-btn); transition: background var(--transition), transform var(--transition); white-space: nowrap; flex-shrink: 0; }
.nav-cta:hover { background: var(--accent-dark); color: #fff; transform: translateY(-1px); }
.nav-toggle { display: none; flex-direction: column; gap: 4px; padding: 8px; border-radius: var(--radius-btn); background: transparent; }
.nav-toggle span { width: 22px; height: 2px; background: var(--text-main); border-radius: 2px; transition: var(--transition); }

/* Main structure */
main { flex: 1; margin-top: var(--nav-height); }

/* Page header compact */
.page-head {
  background: linear-gradient(135deg, #1E4E7A 0%, #2B6CB0 55%, #3A7BC8 100%);
  padding: 48px 0 44px;
  position: relative;
  overflow: hidden;
  color: #fff;
}
.page-head::before {
  content: '';
  position: absolute; top: -80px; right: -40px; width: 320px; height: 320px;
  background: rgba(255,255,255,0.05); border-radius: 50%;
}
.page-head::after {
  content: '';
  position: absolute; bottom: -120px; left: 20%; width: 260px; height: 260px;
  background: rgba(255,255,255,0.04); border-radius: 50%;
}
.page-head .container { position: relative; z-index: 2; }
.page-head h1 { font-size: 2rem; font-weight: 700; color: #fff; line-height: 1.3; letter-spacing: 0.02em; margin-bottom: 8px; }
.page-head .page-desc { font-size: 1rem; color: rgba(255,255,255,0.88); max-width: 720px; line-height: 1.75; }
.page-head .page-meta { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 16px; font-size: 0.85rem; color: rgba(255,255,255,0.72); }
.page-head .page-meta span { display: inline-flex; align-items: center; gap: 6px; }

/* Section base */
.section { padding: var(--section-gap) 0; }
.section-alt { background: var(--surface); border-top: 1px solid var(--border-light); border-bottom: 1px solid var(--border-light); }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 28px; flex-wrap: wrap; }
.section-head h2 { font-size: 1.5rem; font-weight: 600; color: var(--text-main); line-height: 1.4; }
.section-head p { color: var(--text-muted); font-size: 0.9rem; margin-top: 4px; }
.section-head .section-link { color: var(--primary); font-weight: 500; font-size: 0.9rem; display: inline-flex; align-items: center; gap: 4px; white-space: nowrap; }
.section-head .section-link:hover { color: var(--primary-dark); }
.section-tag { display: inline-block; padding: 4px 12px; background: rgba(43,108,176,0.08); color: var(--primary); font-size: 0.8rem; font-weight: 600; border-radius: 20px; margin-bottom: 8px; letter-spacing: 0.05em; }
.section-tag.accent { background: rgba(224,123,57,0.1); color: var(--accent-dark); }

/* Cards */
.card-grid { display: grid; gap: 22px; }
.card-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.card-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.card-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.card { background: var(--surface); border-radius: var(--radius-card); box-shadow: var(--shadow); overflow: hidden; transition: box-shadow var(--transition), transform var(--transition); border: 1px solid var(--border-light); }
.card:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.card-img { aspect-ratio: 16/9; overflow: hidden; background: #E9EDF2; position: relative; }
.card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.card:hover .card-img img { transform: scale(1.04); }
.card-body { padding: 18px 20px 20px; }
.card-title { font-size: 1.05rem; font-weight: 600; color: var(--text-main); line-height: 1.45; margin-bottom: 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card-title a:hover { color: var(--primary); }
.card-desc { font-size: 0.88rem; color: var(--text-muted); line-height: 1.65; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 12px; }
.card-meta { display: flex; align-items: center; gap: 10px; font-size: 0.75rem; color: var(--text-light); flex-wrap: wrap; }
.card-meta .meta-dot { width: 4px; height: 4px; border-radius: 50%; background: var(--text-light); flex-shrink: 0; }
.card-tag { display: inline-flex; align-items: center; padding: 3px 10px; background: rgba(43,108,176,0.07); color: var(--primary); font-size: 0.75rem; font-weight: 500; border-radius: 16px; }
.card-tag.hot { background: rgba(224,123,57,0.1); color: var(--accent-dark); }
.card-tag.analysis { background: rgba(56,161,105,0.1); color: var(--upcoming-green); }
.card-badge { position: absolute; top: 12px; left: 12px; padding: 4px 12px; border-radius: 16px; font-size: 0.75rem; font-weight: 600; color: #fff; z-index: 2; }
.card-badge.live { background: var(--live-red); }
.card-badge.new { background: var(--primary); }
.card-badge.trend { background: var(--accent); }

/* Article list */
.article-list { display: flex; flex-direction: column; gap: 16px; }
.article-item { display: flex; gap: 16px; background: var(--surface); border-radius: var(--radius-card); box-shadow: var(--shadow-sm); padding: 16px 18px; border: 1px solid var(--border-light); transition: box-shadow var(--transition), transform var(--transition); align-items: center; }
.article-item:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.article-thumb { width: 140px; height: 88px; border-radius: 8px; overflow: hidden; flex-shrink: 0; background: #E9EDF2; }
.article-thumb img { width: 100%; height: 100%; object-fit: cover; }
.article-info { flex: 1; min-width: 0; }
.article-info h3 { font-size: 1rem; font-weight: 600; color: var(--text-main); line-height: 1.45; margin-bottom: 6px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.article-info p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 8px; }
.article-info .article-meta { display: flex; gap: 10px; font-size: 0.75rem; color: var(--text-light); flex-wrap: wrap; }

/* Timeline */
.timeline { display: flex; flex-direction: column; gap: 0; position: relative; padding-left: 28px; }
.timeline::before { content: ''; position: absolute; left: 10px; top: 8px; bottom: 8px; width: 2px; background: var(--border); border-radius: 2px; }
.timeline-item { position: relative; padding: 0 0 24px 20px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before { content: ''; position: absolute; left: -24px; top: 6px; width: 12px; height: 12px; border-radius: 50%; background: var(--primary); border: 3px solid #fff; box-shadow: 0 0 0 2px var(--border); }
.timeline-item.hot::before { background: var(--accent); }
.timeline-item h4 { font-size: 1rem; font-weight: 600; color: var(--text-main); margin-bottom: 6px; line-height: 1.45; }
.timeline-item p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.65; }
.timeline-item .timeline-time { font-size: 0.75rem; color: var(--text-light); margin-bottom: 4px; }

/* Data strip */
.data-strip { background: var(--primary-dark); border-radius: var(--radius-card); padding: 28px 32px; color: #fff; }
.data-strip-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.data-strip-item { text-align: center; }
.data-strip-item .num { font-size: 2rem; font-weight: 700; line-height: 1.2; color: #fff; }
.data-strip-item .label { font-size: 0.8rem; color: rgba(255,255,255,0.75); margin-top: 4px; }
.data-strip-item .unit { font-size: 0.8rem; color: rgba(255,255,255,0.5); }

/* Community */
.community-list { display: flex; flex-direction: column; gap: 14px; }
.community-item { background: var(--surface); border-radius: var(--radius-card); padding: 16px 18px; border: 1px solid var(--border-light); box-shadow: var(--shadow-sm); transition: box-shadow var(--transition); }
.community-item:hover { box-shadow: var(--shadow); }
.community-item .community-user { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.community-item .avatar { width: 28px; height: 28px; border-radius: 50%; background: var(--primary-light); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 0.75rem; font-weight: 600; flex-shrink: 0; }
.community-item .username { font-size: 0.85rem; font-weight: 500; color: var(--text-main); }
.community-item .community-time { font-size: 0.72rem; color: var(--text-light); margin-left: auto; }
.community-item p { font-size: 0.9rem; color: var(--text-body); line-height: 1.65; }

/* FAQ */
.faq-list { display: flex; flex-direction: column; gap: 12px; max-width: 850px; }
.faq-item { background: var(--surface); border-radius: var(--radius-card); border: 1px solid var(--border-light); box-shadow: var(--shadow-sm); overflow: hidden; transition: box-shadow var(--transition); }
.faq-item:hover { box-shadow: var(--shadow); }
.faq-item input { display: none; }
.faq-item label { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; cursor: pointer; font-size: 0.95rem; font-weight: 600; color: var(--text-main); transition: color var(--transition); }
.faq-item label:hover { color: var(--primary); }
.faq-item label .faq-icon { width: 20px; height: 20px; flex-shrink: 0; display: flex; align-items: center; justify-content: center; color: var(--text-muted); transition: transform var(--transition); font-size: 1.1rem; }
.faq-item .faq-answer { max-height: 0; overflow: hidden; transition: max-height var(--transition), padding var(--transition); padding: 0 20px; font-size: 0.88rem; color: var(--text-muted); line-height: 1.7; }
.faq-item input:checked + label .faq-icon { transform: rotate(45deg); color: var(--primary); }
.faq-item input:checked + label { color: var(--primary); }
.faq-item input:checked + label + .faq-answer { max-height: 300px; padding: 0 20px 18px; }

/* CTA */
.cta-band { background: linear-gradient(135deg, #1E4E7A 0%, #2B6CB0 100%); border-radius: var(--radius-card); padding: 48px 40px; color: #fff; text-align: center; position: relative; overflow: hidden; }
.cta-band h2 { font-size: 1.75rem; font-weight: 700; color: #fff; margin-bottom: 12px; line-height: 1.35; }
.cta-band p { font-size: 1rem; color: rgba(255,255,255,0.85); max-width: 600px; margin: 0 auto 24px; line-height: 1.7; }
.cta-btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 32px; background: var(--accent); color: #fff; font-size: 1rem; font-weight: 600; border-radius: var(--radius-btn); transition: background var(--transition), transform var(--transition); }
.cta-btn:hover { background: var(--accent-dark); color: #fff; transform: translateY(-2px); }
.cta-btn.primary { background: #fff; color: var(--primary); }
.cta-btn.primary:hover { background: #F0F4F8; color: var(--primary-dark); }

/* Pagination */
.pagination { display: flex; align-items: center; justify-content: center; gap: 6px; margin-top: 32px; }
.pagination button { padding: 8px 16px; border-radius: var(--radius-btn); font-size: 0.85rem; font-weight: 500; color: var(--text-body); background: var(--surface); border: 1px solid var(--border); transition: var(--transition); }
.pagination button:hover { border-color: var(--primary); color: var(--primary); }
.pagination button.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.pagination button:disabled { opacity: 0.4; cursor: not-allowed; }

/* Footer */
.site-footer { background: #1A2538; color: #CBD5E1; margin-top: auto; }
.site-footer .container { padding-top: 48px; padding-bottom: 32px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 36px; }
.footer-brand h3 { color: #fff; font-size: 1.2rem; font-weight: 700; margin-bottom: 12px; }
.footer-brand p { font-size: 0.88rem; line-height: 1.7; color: #94A3B8; max-width: 340px; }
.footer-col h4 { color: #fff; font-size: 0.9rem; font-weight: 600; margin-bottom: 14px; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { font-size: 0.85rem; color: #94A3B8; transition: color var(--transition); }
.footer-col ul li a:hover { color: var(--accent-light); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); margin-top: 32px; padding-top: 20px; font-size: 0.78rem; color: #64748B; text-align: center; }

/* Responsive */
@media (max-width: 1024px) {
  .card-grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .card-grid.cols-3 { grid-template-columns: repeat(2, 1fr); }
  .data-strip-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; }
  .footer-brand { grid-column: span 3; }
}
@media (max-width: 768px) {
  .main-nav { display: none; }
  .nav-toggle { display: flex; }
  .header-inner { gap: 12px; }
  .main-nav.open { display: flex; position: absolute; top: var(--nav-height); left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--border); box-shadow: 0 8px 24px rgba(0,0,0,0.08); flex-direction: column; padding: 12px 20px; z-index: 999; }
  .main-nav.open ul { flex-direction: column; width: 100%; gap: 2px; }
  .main-nav.open ul li { width: 100%; }
  .main-nav.open ul li a { display: block; padding: 10px 14px; font-size: 0.95rem; }
  .nav-cta { font-size: 0.85rem; padding: 8px 14px; }
  .section { padding: var(--section-gap-mobile) 0; }
  .section-head { flex-direction: column; align-items: flex-start; }
  .section-head h2 { font-size: 1.3rem; }
  .page-head { padding: 36px 0 32px; }
  .page-head h1 { font-size: 1.6rem; }
  .card-grid.cols-4, .card-grid.cols-3, .card-grid.cols-2 { grid-template-columns: 1fr; }
  .article-item { flex-direction: column; align-items: flex-start; }
  .article-thumb { width: 100%; height: 160px; }
  .data-strip-grid { grid-template-columns: repeat(2, 1fr); }
  .data-strip { padding: 20px; }
  .data-strip-item .num { font-size: 1.5rem; }
  .cta-band { padding: 32px 24px; }
  .cta-band h2 { font-size: 1.4rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-brand { grid-column: span 1; }
}
@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .logo { font-size: 1.05rem; }
  .logo-icon { width: 30px; height: 30px; font-size: 0.9rem; }
  .page-head h1 { font-size: 1.4rem; }
  .page-head .page-desc { font-size: 0.88rem; }
  .data-strip-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .card-grid { gap: 14px; }
  .nav-cta { padding: 6px 12px; font-size: 0.8rem; }
  .faq-item label { font-size: 0.88rem; padding: 14px 16px; }
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}