/* roulang page: index */
:root {
            --primary: #0d1b2a;
            --secondary: #d4a84b;
            --accent: #f0c040;
            --darkbg: #0a1628;
            --cardbg: #0f1e30;
            --textlight: #e8e6e3;
            --textmuted: #9ca3af;
            --borderdark: #1e3a5f;
            --radius: 12px;
            --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            background: var(--darkbg);
            color: var(--textlight);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea {
            font-family: inherit;
            transition: var(--transition);
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        /* 导航卡片面板 */
        .nav-panel {
            background: rgba(15, 30, 48, 0.85);
            backdrop-filter: blur(20px);
            border: 1px solid rgba(212, 168, 75, 0.15);
            border-radius: 16px;
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5);
            padding: 0 24px;
            transition: var(--transition);
        }
        .nav-panel .nav-link {
            position: relative;
            padding: 12px 20px;
            border-radius: 10px;
            font-weight: 500;
            color: var(--textmuted);
            transition: var(--transition);
        }
        .nav-panel .nav-link:hover {
            color: var(--secondary);
            background: rgba(212, 168, 75, 0.08);
        }
        .nav-panel .nav-link.active {
            color: var(--accent);
            background: rgba(212, 168, 75, 0.12);
        }
        .nav-panel .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .nav-cta-btn {
            background: linear-gradient(135deg, #d4a84b, #f0c040);
            color: #0a1628;
            font-weight: 700;
            padding: 10px 28px;
            border-radius: 40px;
            transition: var(--transition);
            box-shadow: 0 4px 20px rgba(212, 168, 75, 0.3);
        }
        .nav-cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(212, 168, 75, 0.45);
        }
        /* Hero 区域 */
        .hero-section {
            position: relative;
            min-height: 92vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(180deg, rgba(10, 22, 40, 0.7) 0%, rgba(10, 22, 40, 0.9) 100%), url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            border-bottom: 1px solid rgba(212, 168, 75, 0.1);
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(212, 168, 75, 0.08) 0%, transparent 70%);
            pointer-events: none;
        }
        .hero-glow {
            position: absolute;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(212, 168, 75, 0.06) 0%, transparent 70%);
            top: 20%;
            right: 10%;
            pointer-events: none;
            animation: glowFloat 8s ease-in-out infinite alternate;
        }
        @keyframes glowFloat {
            0% {
                transform: translate(0, 0) scale(1);
                opacity: 0.6;
            }
            100% {
                transform: translate(-40px, 30px) scale(1.2);
                opacity: 1;
            }
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(212, 168, 75, 0.12);
            border: 1px solid rgba(212, 168, 75, 0.25);
            border-radius: 40px;
            padding: 6px 18px 6px 10px;
            font-size: 0.85rem;
            color: var(--secondary);
            margin-bottom: 24px;
            backdrop-filter: blur(6px);
        }
        .hero-badge .dot {
            width: 8px;
            height: 8px;
            background: #22c55e;
            border-radius: 50%;
            animation: pulseDot 2s ease-in-out infinite;
        }
        @keyframes pulseDot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(0.9);
            }
        }
        .hero-title {
            font-size: clamp(2.2rem, 6vw, 4rem);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.02em;
            background: linear-gradient(135deg, #ffffff 0%, #e8e6e3 60%, #d4a84b 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-sub {
            font-size: clamp(1rem, 2vw, 1.25rem);
            color: var(--textmuted);
            max-width: 640px;
            line-height: 1.8;
        }
        .hero-actions .btn-primary {
            background: linear-gradient(135deg, #d4a84b, #f0c040);
            color: #0a1628;
            font-weight: 700;
            padding: 14px 40px;
            border-radius: 50px;
            font-size: 1.05rem;
            box-shadow: 0 8px 30px rgba(212, 168, 75, 0.3);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .hero-actions .btn-primary:hover {
            transform: translateY(-4px);
            box-shadow: 0 14px 40px rgba(212, 168, 75, 0.45);
        }
        .hero-actions .btn-outline {
            border: 1.5px solid rgba(212, 168, 75, 0.4);
            color: var(--secondary);
            padding: 14px 36px;
            border-radius: 50px;
            font-weight: 600;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .hero-actions .btn-outline:hover {
            background: rgba(212, 168, 75, 0.08);
            border-color: var(--secondary);
            transform: translateY(-2px);
        }
        /* 板块通用 */
        .section-title {
            font-size: clamp(1.6rem, 3.5vw, 2.4rem);
            font-weight: 700;
            letter-spacing: -0.01em;
            line-height: 1.3;
        }
        .section-subtitle {
            color: var(--textmuted);
            font-size: 1.05rem;
            max-width: 600px;
            margin: 8px auto 0;
        }
        .section-divider {
            width: 60px;
            height: 3px;
            background: linear-gradient(90deg, var(--secondary), var(--accent));
            border-radius: 4px;
            margin: 16px auto 32px;
        }
        /* 卡片 */
        .feature-card {
            background: var(--cardbg);
            border: 1px solid rgba(212, 168, 75, 0.08);
            border-radius: var(--radius);
            padding: 32px 24px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--secondary), transparent);
            opacity: 0;
            transition: var(--transition);
        }
        .feature-card:hover::before {
            opacity: 1;
        }
        .feature-card:hover {
            transform: translateY(-6px);
            border-color: rgba(212, 168, 75, 0.2);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
        }
        .feature-card .icon-wrap {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            background: rgba(212, 168, 75, 0.1);
            color: var(--secondary);
            margin-bottom: 18px;
        }
        /* 赛事卡片 (coverpic) */
        .sport-card {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            background: var(--cardbg);
            border: 1px solid rgba(212, 168, 75, 0.06);
            transition: var(--transition);
            cursor: pointer;
            height: 100%;
        }
        .sport-card:hover {
            transform: translateY(-6px);
            border-color: rgba(212, 168, 75, 0.2);
            box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
        }
        .sport-card .card-img {
            height: 200px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .sport-card .card-img .overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60%;
            background: linear-gradient(transparent, rgba(10, 22, 40, 0.9));
        }
        .sport-card .card-body {
            padding: 18px 20px 22px;
        }
        .sport-card .card-tag {
            display: inline-block;
            padding: 2px 14px;
            border-radius: 40px;
            font-size: 0.75rem;
            font-weight: 600;
            background: rgba(212, 168, 75, 0.15);
            color: var(--secondary);
            margin-bottom: 8px;
        }
        /* 资讯列表 */
        .news-item {
            padding: 20px 0;
            border-bottom: 1px solid rgba(212, 168, 75, 0.06);
            transition: var(--transition);
            display: flex;
            align-items: flex-start;
            gap: 16px;
        }
        .news-item:last-child {
            border-bottom: none;
        }
        .news-item:hover {
            padding-left: 8px;
        }
        .news-item .news-dot {
            width: 8px;
            height: 8px;
            min-width: 8px;
            border-radius: 50%;
            background: var(--secondary);
            margin-top: 10px;
            opacity: 0.6;
        }
        .news-item .news-title {
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
        }
        .news-item:hover .news-title {
            color: var(--secondary);
        }
        .news-item .news-meta {
            font-size: 0.8rem;
            color: var(--textmuted);
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-top: 4px;
        }
        /* 统计数字 */
        .stat-card {
            text-align: center;
            padding: 28px 16px;
            background: rgba(15, 30, 48, 0.5);
            border-radius: var(--radius);
            border: 1px solid rgba(212, 168, 75, 0.06);
            transition: var(--transition);
        }
        .stat-card:hover {
            border-color: rgba(212, 168, 75, 0.15);
            transform: translateY(-4px);
        }
        .stat-card .stat-number {
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 800;
            background: linear-gradient(135deg, var(--secondary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
        }
        .stat-card .stat-label {
            color: var(--textmuted);
            font-size: 0.9rem;
            margin-top: 4px;
        }
        /* FAQ */
        .faq-item {
            background: var(--cardbg);
            border: 1px solid rgba(212, 168, 75, 0.06);
            border-radius: var(--radius);
            padding: 20px 24px;
            transition: var(--transition);
            cursor: pointer;
        }
        .faq-item:hover {
            border-color: rgba(212, 168, 75, 0.15);
        }
        .faq-item .faq-q {
            font-weight: 600;
            font-size: 1.05rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            color: var(--textlight);
        }
        .faq-item .faq-q i {
            color: var(--secondary);
            transition: var(--transition);
        }
        .faq-item .faq-a {
            color: var(--textmuted);
            padding-top: 12px;
            line-height: 1.8;
            font-size: 0.95rem;
        }
        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, rgba(212, 168, 75, 0.06) 0%, rgba(240, 192, 64, 0.02) 100%);
            border: 1px solid rgba(212, 168, 75, 0.1);
            border-radius: 20px;
            padding: 56px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(212, 168, 75, 0.05) 0%, transparent 70%);
            top: -100px;
            right: -100px;
            pointer-events: none;
        }
        .cta-section .btn-cta {
            background: linear-gradient(135deg, #d4a84b, #f0c040);
            color: #0a1628;
            font-weight: 700;
            padding: 16px 52px;
            border-radius: 50px;
            font-size: 1.1rem;
            box-shadow: 0 8px 30px rgba(212, 168, 75, 0.25);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 12px;
        }
        .cta-section .btn-cta:hover {
            transform: translateY(-4px);
            box-shadow: 0 14px 44px rgba(212, 168, 75, 0.4);
        }
        /* 页脚 */
        .footer {
            border-top: 1px solid rgba(212, 168, 75, 0.06);
            padding: 40px 0 24px;
        }
        .footer-links a {
            color: var(--textmuted);
            font-size: 0.88rem;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--secondary);
        }
        .footer-copy {
            color: var(--textmuted);
            font-size: 0.82rem;
            border-top: 1px solid rgba(212, 168, 75, 0.06);
            padding-top: 20px;
            margin-top: 24px;
        }
        /* 滚动条 */
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: var(--darkbg);
        }
        ::-webkit-scrollbar-thumb {
            background: rgba(212, 168, 75, 0.3);
            border-radius: 8px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: rgba(212, 168, 75, 0.5);
        }
        /* 移动端导航 */
        @media (max-width: 768px) {
            .nav-panel {
                padding: 0 16px;
                border-radius: 12px;
            }
            .nav-panel .nav-link {
                padding: 10px 14px;
                font-size: 0.9rem;
            }
            .nav-cta-btn {
                padding: 8px 20px;
                font-size: 0.85rem;
            }
            .hero-section {
                min-height: 80vh;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-actions .btn-primary,
            .hero-actions .btn-outline {
                justify-content: center;
                text-align: center;
            }
            .cta-section {
                padding: 36px 20px;
            }
            .cta-section .btn-cta {
                padding: 14px 32px;
                font-size: 1rem;
                width: 100%;
                justify-content: center;
            }
            .footer-links {
                flex-wrap: wrap;
                justify-content: center;
                gap: 12px;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .feature-card {
                padding: 24px 18px;
            }
            .sport-card .card-img {
                height: 160px;
            }
            .news-item {
                flex-direction: column;
                gap: 8px;
                padding: 16px 0;
            }
            .news-item .news-dot {
                display: none;
            }
            .stat-card {
                padding: 20px 12px;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 16px;
            }
            .nav-panel .nav-link {
                padding: 8px 10px;
                font-size: 0.8rem;
            }
            .nav-cta-btn {
                padding: 6px 14px;
                font-size: 0.75rem;
            }
            .hero-title {
                font-size: 1.8rem;
            }
            .hero-sub {
                font-size: 0.95rem;
            }
        }
        /* 折叠面板动画 */
        .faq-a {
            display: none;
        }
        .faq-item.open .faq-a {
            display: block;
        }
        .faq-item.open .faq-q i {
            transform: rotate(180deg);
        }
        .faq-item .faq-q i {
            transition: transform 0.3s ease;
        }
        /* 移动端菜单切换 */
        .mobile-menu {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, opacity 0.3s ease;
            opacity: 0;
        }
        .mobile-menu.open {
            max-height: 300px;
            opacity: 1;
        }
        @media (min-width: 769px) {
            .mobile-menu {
                max-height: none !important;
                opacity: 1 !important;
                overflow: visible;
            }
            .mobile-toggle {
                display: none !important;
            }
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none !important;
            }
            .mobile-toggle {
                display: flex !important;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0a1628;
            --secondary: #64b5f6;
            --accent: #ffd54f;
            --accent-hover: #ffca28;
            --bg-card: rgba(255, 255, 255, 0.06);
            --bg-card-hover: rgba(255, 255, 255, 0.10);
            --text-light: #e8edf5;
            --text-muted: #94a3b8;
            --border-dark: rgba(255, 255, 255, 0.08);
            --border-light: rgba(255, 255, 255, 0.15);
            --radius-sm: 0.5rem;
            --radius-md: 1rem;
            --radius-lg: 1.5rem;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.25);
            --shadow-float: 0 12px 48px rgba(0, 0, 0, 0.35);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            background: var(--primary);
            color: var(--text-light);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

        a {
            color: var(--secondary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent);
        }

        .container {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        /* 导航卡片面板 */
        .nav-panel {
            background: rgba(10, 22, 40, 0.55);
            backdrop-filter: blur(16px);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-lg);
            padding: 0.6rem 1.2rem;
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4);
        }

        .nav-link {
            padding: 0.5rem 1.2rem;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-muted);
            transition: var(--transition);
            letter-spacing: 0.3px;
        }
        .nav-link:hover {
            color: var(--text-light);
            background: rgba(255, 255, 255, 0.06);
        }
        .nav-link.active {
            color: var(--accent);
            background: rgba(255, 213, 79, 0.10);
            border-bottom: 2px solid var(--accent);
        }

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1.6rem;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            background: linear-gradient(135deg, var(--accent), #f9a825);
            color: #0a1628;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(255, 213, 79, 0.25);
        }
        .nav-cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(255, 213, 79, 0.35);
            color: #0a1628;
        }

        .mobile-menu {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, opacity 0.3s ease;
            opacity: 0;
        }
        .mobile-menu.open {
            max-height: 320px;
            opacity: 1;
        }

        /* Hero 区域 */
        .hero-section {
            position: relative;
            min-height: 92vh;
            display: flex;
            align-items: center;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            isolation: isolate;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(160deg, rgba(10, 22, 40, 0.80) 0%, rgba(10, 22, 40, 0.50) 50%, rgba(10, 22, 40, 0.75) 100%);
            z-index: 1;
        }
        .hero-section>* {
            position: relative;
            z-index: 2;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.35rem 1.2rem;
            border-radius: 9999px;
            background: rgba(255, 213, 79, 0.12);
            border: 1px solid rgba(255, 213, 79, 0.25);
            color: var(--accent);
            font-size: 0.85rem;
            font-weight: 500;
            backdrop-filter: blur(4px);
        }

        .hero-title {
            font-size: clamp(2.4rem, 6vw, 4.2rem);
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -0.02em;
            background: linear-gradient(to right, #ffffff, var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-sub {
            font-size: clamp(1rem, 2vw, 1.25rem);
            color: var(--text-muted);
            max-width: 640px;
            line-height: 1.7;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            padding: 0.85rem 2.4rem;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 600;
            background: linear-gradient(135deg, var(--accent), #f9a825);
            color: #0a1628;
            transition: var(--transition);
            box-shadow: 0 6px 24px rgba(255, 213, 79, 0.25);
            border: none;
            cursor: pointer;
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(255, 213, 79, 0.35);
            color: #0a1628;
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            padding: 0.85rem 2.4rem;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 600;
            background: transparent;
            color: var(--text-light);
            border: 1.5px solid var(--border-light);
            transition: var(--transition);
            cursor: pointer;
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.06);
            border-color: var(--accent);
            color: var(--accent);
            transform: translateY(-2px);
        }

        /* 通用板块 */
        .section-padding {
            padding: 5rem 0;
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            color: var(--accent);
            background: rgba(255, 213, 79, 0.10);
            padding: 0.3rem 1.2rem;
            border-radius: 9999px;
            margin-bottom: 1rem;
            border: 1px solid rgba(255, 213, 79, 0.15);
        }

        .section-title {
            font-size: clamp(1.8rem, 3.5vw, 2.8rem);
            font-weight: 700;
            line-height: 1.2;
            letter-spacing: -0.01em;
            color: #ffffff;
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 680px;
            line-height: 1.7;
        }

        /* 卡片设计 */
        .card-glass {
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 2rem 1.8rem;
            transition: var(--transition);
            backdrop-filter: blur(8px);
        }
        .card-glass:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-light);
            transform: translateY(-6px);
            box-shadow: var(--shadow-card);
        }

        .card-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-sm);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            background: rgba(255, 213, 79, 0.12);
            color: var(--accent);
            margin-bottom: 1rem;
            border: 1px solid rgba(255, 213, 79, 0.15);
        }

        .card-title {
            font-size: 1.2rem;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 0.5rem;
        }

        .card-text {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* 赛事卡片（带图） */
        .sport-card {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            transition: var(--transition);
            cursor: pointer;
        }
        .sport-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card);
            border-color: var(--border-light);
        }
        .sport-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            border-radius: 0;
            transition: transform 0.5s ease;
        }
        .sport-card:hover img {
            transform: scale(1.05);
        }
        .sport-card-body {
            padding: 1.5rem 1.5rem 1.8rem;
        }

        .sport-tag {
            display: inline-block;
            padding: 0.15rem 1rem;
            border-radius: 9999px;
            font-size: 0.75rem;
            font-weight: 600;
            background: rgba(100, 181, 246, 0.15);
            color: var(--secondary);
            border: 1px solid rgba(100, 181, 246, 0.20);
        }

        /* 流程步骤 */
        .step-card {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            padding: 2rem 1.5rem;
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            transition: var(--transition);
        }
        .step-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-light);
            transform: translateY(-4px);
        }
        .step-number {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            font-weight: 700;
            background: linear-gradient(135deg, var(--accent), #f9a825);
            color: #0a1628;
            margin-bottom: 1.2rem;
        }

        /* 数据统计块 */
        .stat-block {
            text-align: center;
            padding: 2rem 1.5rem;
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            transition: var(--transition);
        }
        .stat-block:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-light);
            transform: translateY(-4px);
        }
        .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            background: linear-gradient(to right, var(--accent), #ff8a65);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
        }
        .stat-label {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin-top: 0.3rem;
        }

        /* FAQ */
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-sm);
            padding: 1.2rem 1.5rem;
            transition: var(--transition);
            cursor: pointer;
        }
        .faq-item:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-light);
        }
        .faq-question {
            font-size: 1.05rem;
            font-weight: 600;
            color: #ffffff;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .faq-question i {
            color: var(--accent);
            transition: transform 0.3s ease;
        }
        .faq-item.open .faq-question i {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-top: 1rem;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(160deg, rgba(255, 213, 79, 0.05), rgba(100, 181, 246, 0.05));
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-lg);
            padding: 3.5rem 2.5rem;
            text-align: center;
        }

        /* 页脚 */
        .footer {
            background: rgba(10, 22, 40, 0.8);
            border-top: 1px solid var(--border-dark);
            padding: 2.5rem 0 2rem;
            backdrop-filter: blur(12px);
        }
        .footer-links a {
            color: var(--text-muted);
            font-size: 0.9rem;
            padding: 0.3rem 0;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        .footer-copy {
            border-top: 1px solid var(--border-dark);
            padding-top: 1.5rem;
            color: var(--text-muted);
            font-size: 0.85rem;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .section-padding {
                padding: 3.5rem 0;
            }
            .hero-section {
                min-height: 80vh;
            }
        }

        @media (max-width: 768px) {
            .desktop-nav {
                display: none !important;
            }
            .mobile-toggle {
                display: block !important;
            }
            .nav-panel {
                padding: 0.5rem 1rem;
            }
            .hero-section {
                min-height: 70vh;
            }
            .section-padding {
                padding: 2.5rem 0;
            }
            .cta-section {
                padding: 2rem 1.5rem;
            }
            .stat-number {
                font-size: 2.2rem;
            }
            .sport-card img {
                height: 160px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }
            .hero-section {
                min-height: 60vh;
            }
            .btn-primary,
            .btn-outline {
                padding: 0.7rem 1.6rem;
                font-size: 0.9rem;
            }
            .card-glass {
                padding: 1.5rem 1.2rem;
            }
            .step-card {
                padding: 1.5rem 1rem;
            }
            .stat-block {
                padding: 1.5rem 1rem;
            }
            .faq-item {
                padding: 1rem 1.2rem;
            }
        }

        @media (min-width: 769px) {
            .mobile-toggle {
                display: none !important;
            }
            .mobile-menu {
                display: none !important;
            }
        }

        /* 滚动条美化 */
        ::-webkit-scrollbar {
            width: 6px;
        }
        ::-webkit-scrollbar-track {
            background: var(--primary);
        }
        ::-webkit-scrollbar-thumb {
            background: rgba(255, 213, 79, 0.25);
            border-radius: 9999px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: rgba(255, 213, 79, 0.4);
        }

        /* 选中状态 */
        ::selection {
            background: rgba(255, 213, 79, 0.25);
            color: #ffffff;
        }

/* roulang page: article */
:root {
            --darkbg: #0a1628;
            --cardbg: #112240;
            --cardborder: #1a3355;
            --accent: #f0b90b;
            --accentlight: #fcd34d;
            --secondary: #64b5f6;
            --textlight: #e2e8f0;
            --textdim: #94a3b8;
            --success: #10b981;
            --radius: 12px;
            --shadow: 0 8px 32px rgba(0,0,0,0.3);
            --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            background: var(--darkbg);
            color: var(--textlight);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a { color: inherit; text-decoration: none; transition: var(--transition); }
        img { max-width: 100%; height: auto; display: block; border-radius: var(--radius); }
        .container { max-width: 1200px; margin: 0 auto; padding-left: 20px; padding-right: 20px; }
        .nav-panel {
            background: rgba(10,22,40,0.7);
            backdrop-filter: blur(16px);
            border: 1px solid rgba(26,51,85,0.5);
            border-radius: 16px;
            padding: 10px 18px;
            transition: var(--transition);
        }
        .nav-link {
            padding: 8px 16px;
            border-radius: 10px;
            font-weight: 500;
            font-size: 15px;
            color: var(--textdim);
            transition: var(--transition);
            position: relative;
        }
        .nav-link:hover {
            color: var(--accentlight);
            background: rgba(240,185,11,0.08);
        }
        .nav-link.active {
            color: var(--accent);
            background: rgba(240,185,11,0.12);
        }
        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 24px;
            background: linear-gradient(135deg, #f0b90b, #d4a017);
            color: #0a1628;
            font-weight: 700;
            font-size: 15px;
            border-radius: 30px;
            transition: var(--transition);
            box-shadow: 0 4px 20px rgba(240,185,11,0.3);
        }
        .nav-cta-btn:hover {
            transform: translateY(-2px) scale(1.02);
            box-shadow: 0 8px 30px rgba(240,185,11,0.45);
            color: #0a1628;
        }
        .mobile-toggle { display: none; background: none; border: none; cursor: pointer; }
        .mobile-menu { display: none; }
        .mobile-menu.open { display: block; }
        @media (max-width: 768px) {
            .desktop-nav { display: none; }
            .mobile-toggle { display: block; }
            .nav-panel { padding: 8px 12px; }
        }
        @media (min-width: 769px) {
            .mobile-menu { display: none !important; }
        }
        /* Article Hero */
        .article-hero {
            position: relative;
            padding: 140px 0 60px;
            background: linear-gradient(135deg, rgba(10,22,40,0.92), rgba(17,34,64,0.88)), url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            border-bottom: 1px solid rgba(26,51,85,0.4);
        }
        .article-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 80px;
            background: linear-gradient(transparent, var(--darkbg));
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            font-size: 14px;
            color: var(--textdim);
        }
        .article-meta .badge {
            display: inline-block;
            padding: 4px 16px;
            border-radius: 20px;
            background: rgba(240,185,11,0.15);
            color: var(--accent);
            font-weight: 600;
            font-size: 13px;
            border: 1px solid rgba(240,185,11,0.25);
        }
        .article-body {
            background: var(--cardbg);
            border: 1px solid var(--cardborder);
            border-radius: 20px;
            padding: 40px 44px;
            box-shadow: var(--shadow);
            line-height: 1.9;
            font-size: 16px;
            color: #d1d9e8;
        }
        .article-body h2, .article-body h3 {
            color: var(--accentlight);
            margin-top: 32px;
            margin-bottom: 16px;
            font-weight: 700;
        }
        .article-body h2 { font-size: 24px; }
        .article-body h3 { font-size: 20px; }
        .article-body p { margin-bottom: 18px; }
        .article-body ul, .article-body ol { margin-bottom: 18px; padding-left: 24px; }
        .article-body li { margin-bottom: 8px; }
        .article-body a { color: var(--secondary); border-bottom: 1px solid rgba(100,181,246,0.3); }
        .article-body a:hover { color: var(--accent); border-bottom-color: var(--accent); }
        .article-body blockquote {
            border-left: 4px solid var(--accent);
            padding: 16px 24px;
            margin: 24px 0;
            background: rgba(240,185,11,0.05);
            border-radius: 0 12px 12px 0;
            color: var(--textdim);
            font-style: italic;
        }
        .article-body img { margin: 24px auto; border-radius: 16px; box-shadow: 0 4px 20px rgba(0,0,0,0.4); }
        .article-body code {
            background: rgba(100,181,246,0.1);
            padding: 2px 10px;
            border-radius: 6px;
            font-size: 14px;
            color: var(--secondary);
        }
        .article-body pre {
            background: #0a1628;
            border: 1px solid var(--cardborder);
            border-radius: 12px;
            padding: 20px;
            overflow-x: auto;
            margin: 24px 0;
        }
        /* Cards */
        .card-modern {
            background: var(--cardbg);
            border: 1px solid var(--cardborder);
            border-radius: 16px;
            overflow: hidden;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(0,0,0,0.2);
        }
        .card-modern:hover {
            transform: translateY(-6px);
            box-shadow: 0 12px 40px rgba(0,0,0,0.4);
            border-color: rgba(240,185,11,0.3);
        }
        .card-modern img { border-radius: 16px 16px 0 0; }
        .section-title {
            font-size: 30px;
            font-weight: 800;
            color: #fff;
            text-align: center;
            margin-bottom: 10px;
        }
        .section-subtitle {
            text-align: center;
            color: var(--textdim);
            font-size: 16px;
            margin-bottom: 48px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .faq-item {
            background: var(--cardbg);
            border: 1px solid var(--cardborder);
            border-radius: 14px;
            padding: 20px 28px;
            transition: var(--transition);
            cursor: pointer;
        }
        .faq-item:hover {
            border-color: rgba(240,185,11,0.2);
            box-shadow: 0 4px 20px rgba(0,0,0,0.2);
        }
        .faq-question {
            font-weight: 600;
            font-size: 17px;
            color: #fff;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .faq-question i { color: var(--accent); transition: transform 0.3s; }
        .faq-answer {
            margin-top: 12px;
            color: var(--textdim);
            font-size: 15px;
            line-height: 1.8;
            display: none;
        }
        .faq-item.open .faq-answer { display: block; }
        .faq-item.open .faq-question i { transform: rotate(180deg); }
        .cta-section {
            background: linear-gradient(135deg, rgba(240,185,11,0.12), rgba(100,181,246,0.08)), url('/assets/images/backpic/back-3.webp') center center / cover no-repeat;
            border-radius: 24px;
            padding: 60px 40px;
            text-align: center;
            border: 1px solid rgba(240,185,11,0.15);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(10,22,40,0.7);
            border-radius: 24px;
        }
        .cta-section > * { position: relative; z-index: 1; }
        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 44px;
            background: linear-gradient(135deg, #f0b90b, #d4a017);
            color: #0a1628;
            font-weight: 700;
            font-size: 18px;
            border-radius: 40px;
            transition: var(--transition);
            box-shadow: 0 6px 30px rgba(240,185,11,0.3);
            border: none;
            cursor: pointer;
        }
        .cta-btn:hover {
            transform: translateY(-3px) scale(1.02);
            box-shadow: 0 12px 40px rgba(240,185,11,0.5);
            color: #0a1628;
        }
        .footer {
            border-top: 1px solid var(--cardborder);
            padding: 40px 0 30px;
            margin-top: 60px;
        }
        .footer-links a {
            color: var(--textdim);
            font-size: 14px;
            transition: var(--transition);
            padding: 4px 0;
            border-bottom: 1px solid transparent;
        }
        .footer-links a:hover { color: var(--accent); border-bottom-color: var(--accent); }
        .footer-copy { color: var(--textdim); font-size: 14px; }
        .footer-copy p { margin-bottom: 4px; }
        .not-found {
            text-align: center;
            padding: 80px 20px;
            background: var(--cardbg);
            border: 1px solid var(--cardborder);
            border-radius: 20px;
        }
        .not-found i { font-size: 56px; color: var(--textdim); margin-bottom: 20px; }
        @media (max-width: 768px) {
            .article-hero { padding: 120px 0 40px; }
            .article-body { padding: 24px 20px; }
            .section-title { font-size: 24px; }
            .cta-section { padding: 40px 20px; }
            .cta-btn { padding: 14px 32px; font-size: 16px; }
        }
        @media (max-width: 520px) {
            .article-meta { flex-direction: column; align-items: flex-start; gap: 8px; }
            .article-body { padding: 18px 14px; font-size: 15px; }
            .faq-item { padding: 16px 18px; }
        }
        /* 滚动条美化 */
        ::-webkit-scrollbar { width: 8px; }
        ::-webkit-scrollbar-track { background: var(--darkbg); }
        ::-webkit-scrollbar-thumb { background: var(--cardborder); border-radius: 10px; }
        ::-webkit-scrollbar-thumb:hover { background: var(--textdim); }
        /* 选中样式 */
        ::selection { background: rgba(240,185,11,0.25); color: #fff; }