/* roulang page: index */
:root {
            --brand-500: #22c55e;
            --brand-600: #16a34a;
            --brand-700: #15803d;
            --accent-500: #f97316;
            --accent-600: #ea580c;
            --surface-light: #fafcf9;
            --surface: #f5f8f4;
            --surface-dark: #1a1f1a;
            --text-primary: #1a1f1a;
            --text-secondary: #525a52;
            --text-muted: #8a948a;
            --border-light: #e8ece8;
            --border-default: #d8ddd8;
        }

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

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

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Inter', 'system-ui', sans-serif;
            line-height: 1.65;
            color: #1a1f1a;
            background-color: #fafcf9;
            margin: 0;
            padding: 0;
            min-height: 100vh;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input {
            font-family: inherit;
        }

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

        @media (min-width: 640px) {
            .container-custom {
                padding-left: 1.75rem;
                padding-right: 1.75rem;
            }
        }
        @media (min-width: 1024px) {
            .container-custom {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }

        /* 导航 */
        .nav-link {
            position: relative;
            font-size: 0.925rem;
            font-weight: 500;
            color: #3a443a;
            padding: 0.4rem 0.1rem;
            letter-spacing: 0.01em;
            transition: color 0.2s ease;
            white-space: nowrap;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%) scaleX(0);
            width: 100%;
            height: 2px;
            background-color: var(--brand-600);
            border-radius: 1px;
            transition: transform 0.25s ease;
        }
        .nav-link:hover {
            color: var(--brand-700);
        }
        .nav-link:hover::after {
            transform: translateX(-50%) scaleX(1);
        }
        .nav-link.active-nav {
            color: var(--brand-600);
            font-weight: 600;
        }
        .nav-link.active-nav::after {
            transform: translateX(-50%) scaleX(1);
            height: 2.5px;
            background-color: var(--brand-600);
        }

        /* 移动端导航 */
        .mobile-menu {
            display: none;
            flex-direction: column;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background: #fff;
            border-top: 1px solid #e8ece8;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.10);
            z-index: 50;
            padding: 0.75rem 1.25rem 1rem;
            gap: 0.25rem;
            border-radius: 0 0 1rem 1rem;
        }
        .mobile-menu.open {
            display: flex;
        }
        .mobile-menu .nav-link {
            padding: 0.7rem 0.75rem;
            border-radius: 0.5rem;
            font-size: 0.95rem;
            display: block;
        }
        .mobile-menu .nav-link:hover {
            background-color: #f5f8f4;
        }
        .mobile-menu .nav-link::after {
            display: none;
        }
        .mobile-menu .nav-link.active-nav {
            background-color: #f0fdf4;
            color: var(--brand-600);
        }

        /* Hero 背景叠加 */
        .hero-bg-overlay {
            background: linear-gradient(180deg,
                    rgba(10, 20, 10, 0.72) 0%,
                    rgba(15, 28, 15, 0.80) 40%,
                    rgba(18, 30, 18, 0.88) 100%);
        }

        /* 比分卡片 */
        .score-card {
            background: #fff;
            border: 1px solid #e8ece8;
            border-radius: 0.875rem;
            padding: 1rem 1.25rem;
            transition: all 0.25s ease;
            cursor: default;
        }
        .score-card:hover {
            border-color: #d0d8d0;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
            transform: translateY(-2px);
        }
        .score-live-dot {
            display: inline-block;
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background-color: #ef4444;
            animation: pulse-dot 1.4s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.4;
                transform: scale(1.7);
            }
        }

        /* 分类卡片 */
        .category-card {
            background: #fff;
            border: 1px solid #e8ece8;
            border-radius: 1rem;
            overflow: hidden;
            transition: all 0.3s ease;
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }
        .category-card:hover {
            border-color: #c8d4c8;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.10);
            transform: translateY(-4px);
        }
        .category-card .card-img-wrap {
            overflow: hidden;
            aspect-ratio: 16 / 10;
            position: relative;
        }
        .category-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .category-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }
        .category-card .card-img-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(0, 0, 0, 0.45) 0%, transparent 50%);
            pointer-events: none;
        }

        /* 资讯卡片 */
        .news-card {
            background: #fff;
            border: 1px solid #e8ece8;
            border-radius: 0.875rem;
            overflow: hidden;
            transition: all 0.25s ease;
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            border-color: #c8d4c8;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
            transform: translateY(-3px);
        }
        .news-card .news-img-wrap {
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }
        .news-card .news-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }
        .news-card:hover .news-img-wrap img {
            transform: scale(1.05);
        }

        /* FAQ */
        .faq-item {
            border: 1px solid #e8ece8;
            border-radius: 0.75rem;
            background: #fff;
            overflow: hidden;
            transition: all 0.2s ease;
        }
        .faq-item:hover {
            border-color: #c8d4c8;
            box-shadow: 0 3px 12px rgba(0, 0, 0, 0.04);
        }
        .faq-item summary {
            cursor: pointer;
            padding: 1.1rem 1.25rem;
            font-weight: 600;
            font-size: 0.975rem;
            color: #1a1f1a;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 0.75rem;
            user-select: none;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary .faq-arrow {
            transition: transform 0.3s ease;
            flex-shrink: 0;
            color: #8a948a;
            font-size: 1.1rem;
        }
        .faq-item[open] summary .faq-arrow {
            transform: rotate(180deg);
            color: var(--brand-600);
        }
        .faq-item .faq-answer {
            padding: 0 1.25rem 1.15rem 1.25rem;
            color: #525a52;
            font-size: 0.9rem;
            line-height: 1.7;
        }

        /* CTA按钮 */
        .btn-brand {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.4rem;
            background-color: var(--brand-600);
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.7rem 1.6rem;
            border-radius: 0.6rem;
            border: none;
            transition: all 0.25s ease;
            letter-spacing: 0.01em;
            white-space: nowrap;
        }
        .btn-brand:hover {
            background-color: var(--brand-700);
            box-shadow: 0 6px 20px rgba(22, 163, 74, 0.30);
            transform: translateY(-1px);
        }
        .btn-brand:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(22, 163, 74, 0.25);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.4rem;
            background: transparent;
            color: #1a1f1a;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.65rem 1.5rem;
            border-radius: 0.6rem;
            border: 1.5px solid #c8d4c8;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .btn-outline:hover {
            border-color: var(--brand-600);
            color: var(--brand-700);
            background-color: #f0fdf4;
        }
        .btn-accent {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.4rem;
            background-color: var(--accent-500);
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.7rem 1.6rem;
            border-radius: 0.6rem;
            border: none;
            transition: all 0.25s ease;
            letter-spacing: 0.01em;
            white-space: nowrap;
        }
        .btn-accent:hover {
            background-color: var(--accent-600);
            box-shadow: 0 6px 20px rgba(249, 115, 22, 0.30);
            transform: translateY(-1px);
        }

        /* 标签 */
        .tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 500;
            padding: 0.25rem 0.65rem;
            border-radius: 999px;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .tag-green {
            background: #dcfce7;
            color: #15803d;
        }
        .tag-orange {
            background: #fff7ed;
            color: #c2410c;
        }
        .tag-blue {
            background: #eff6ff;
            color: #1d4ed8;
        }
        .tag-gray {
            background: #f3f4f6;
            color: #4b5563;
        }

        /* 积分表 */
        .standings-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.9rem;
        }
        .standings-table th {
            text-align: left;
            padding: 0.6rem 0.5rem;
            font-weight: 600;
            font-size: 0.78rem;
            color: #8a948a;
            text-transform: uppercase;
            letter-spacing: 0.03em;
            border-bottom: 1.5px solid #e8ece8;
            white-space: nowrap;
        }
        .standings-table td {
            padding: 0.7rem 0.5rem;
            border-bottom: 1px solid #f2f5f2;
            white-space: nowrap;
        }
        .standings-table tbody tr {
            transition: background 0.15s ease;
        }
        .standings-table tbody tr:hover {
            background: #f9fdf9;
        }
        .standings-table .pos-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            margin-right: 4px;
            vertical-align: middle;
        }
        .pos-dot.top {
            background: #22c55e;
        }
        .pos-dot.mid {
            background: #f59e0b;
        }
        .pos-dot.low {
            background: #ef4444;
        }

        /* 分区标题下划线 */
        .section-title-underline {
            display: inline-block;
            position: relative;
        }
        .section-title-underline::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 48px;
            height: 3px;
            background: var(--brand-500);
            border-radius: 2px;
        }

        /* Footer */
        .footer-link {
            color: #6b756b;
            font-size: 0.875rem;
            transition: color 0.2s ease;
        }
        .footer-link:hover {
            color: #1a1f1a;
        }

        @media (max-width: 767px) {
            .desktop-nav {
                display: none;
            }
            .mobile-nav-toggle {
                display: flex;
            }
            .hero-title {
                font-size: 1.75rem !important;
            }
            .hero-subtitle {
                font-size: 0.95rem !important;
            }
            .score-card {
                padding: 0.75rem 1rem;
            }
            .standings-table {
                font-size: 0.75rem;
            }
            .standings-table th,
            .standings-table td {
                padding: 0.45rem 0.3rem;
            }
        }
        @media (min-width: 768px) {
            .desktop-nav {
                display: flex;
            }
            .mobile-nav-toggle {
                display: none;
            }
            .hero-title {
                font-size: 2.8rem !important;
            }
            .hero-subtitle {
                font-size: 1.15rem !important;
            }
        }
        @media (max-width: 519px) {
            .score-grid {
                grid-template-columns: 1fr !important;
            }
            .category-grid {
                grid-template-columns: 1fr 1fr !important;
                gap: 0.75rem !important;
            }
            .news-grid {
                grid-template-columns: 1fr !important;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr !important;
            }
        }

/* roulang page: category2 */
:root {
            --color-brand: #16a34a;
            --color-brand-dark: #15803d;
            --color-brand-light: #dcfce7;
            --color-ink-primary: #1a1f1a;
            --color-ink-secondary: #3d4a3d;
            --color-ink-muted: #6b7a6b;
            --color-ink-light: #9aa59a;
            --color-surface: #f8faf7;
            --color-card: #ffffff;
            --color-border: #e8ece8;
            --color-border-light: #f0f3f0;
            --radius-md: 0.625rem;
            --radius-lg: 0.875rem;
            --radius-xl: 1rem;
            --radius-2xl: 1.25rem;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.09), 0 2px 6px rgba(0, 0, 0, 0.05);
            --shadow-soft: 0 2px 12px rgba(0, 0, 0, 0.05);
            --transition-fast: 160ms ease;
            --transition-smooth: 240ms ease;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-ink-primary);
            background-color: #fcfdfc;
            min-height: 100vh;
        }

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

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

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

        button:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--color-brand);
            outline-offset: 2px;
            border-radius: 4px;
        }

        input {
            font-family: inherit;
        }

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

        @media (min-width: 768px) {
            .container-custom {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }

        @media (min-width: 1024px) {
            .container-custom {
                padding-left: 2.5rem;
                padding-right: 2.5rem;
            }
        }

        /* 导航链接 */
        .nav-link {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-ink-secondary);
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-fast);
            letter-spacing: 0.01em;
            padding: 0.35rem 0.6rem;
            border-radius: 6px;
        }
        .nav-link:hover {
            color: var(--color-brand);
            background-color: #f0fdf4;
        }
        .active-nav {
            color: var(--color-brand) !important;
            font-weight: 600;
        }
        .active-nav::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2.5px;
            background-color: var(--color-brand);
            border-radius: 4px;
        }

        /* 品牌按钮 */
        .btn-brand {
            background-color: var(--color-brand);
            color: #fff;
            font-weight: 600;
            border-radius: var(--radius-lg);
            padding: 0.5rem 1.2rem;
            transition: all var(--transition-smooth);
            letter-spacing: 0.02em;
            box-shadow: 0 1px 2px rgba(22, 163, 74, 0.2);
            cursor: pointer;
            border: none;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .btn-brand:hover {
            background-color: var(--color-brand-dark);
            box-shadow: 0 4px 14px rgba(22, 163, 74, 0.3);
            transform: translateY(-1px);
        }
        .btn-brand:active {
            transform: translateY(0);
            box-shadow: 0 1px 2px rgba(22, 163, 74, 0.2);
        }
        .btn-outline {
            background-color: transparent;
            color: var(--color-brand);
            font-weight: 600;
            border: 1.5px solid var(--color-brand);
            border-radius: var(--radius-lg);
            padding: 0.5rem 1.2rem;
            transition: all var(--transition-smooth);
            letter-spacing: 0.02em;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .btn-outline:hover {
            background-color: #f0fdf4;
            border-color: var(--color-brand-dark);
            color: var(--color-brand-dark);
            box-shadow: 0 2px 10px rgba(22, 163, 74, 0.12);
        }

        /* 页脚链接 */
        .footer-link {
            color: #7a857a;
            transition: color var(--transition-fast);
            cursor: pointer;
            font-size: 0.875rem;
        }
        .footer-link:hover {
            color: #e0e8e0;
        }

        /* 比分卡片 */
        .score-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-xl);
            padding: 1rem 1.25rem;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-card);
        }
        .score-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: #d0d8d0;
            transform: translateY(-2px);
        }

        /* 联赛标签 */
        .league-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.25rem 0.7rem;
            border-radius: 20px;
            letter-spacing: 0.02em;
        }
        .badge-premier {
            background-color: #fef2f2;
            color: #b91c1c;
        }
        .badge-laliga {
            background-color: #fff7ed;
            color: #c2410c;
        }
        .badge-seriea {
            background-color: #f0f9ff;
            color: #0369a1;
        }
        .badge-bundesliga {
            background-color: #fefce8;
            color: #a16207;
        }
        .badge-ligue1 {
            background-color: #f5f3ff;
            color: #6d28d9;
        }

        /* 脉冲动画用于实时标记 */
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(1.35);
            }
        }
        .live-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: #ef4444;
            animation: pulse-dot 1.4s ease-in-out infinite;
            margin-right: 4px;
            vertical-align: middle;
        }

        /* 桌面端导航显示 */
        .desktop-nav {
            display: flex;
            align-items: center;
        }
        .mobile-nav-toggle {
            display: none;
        }

        /* 移动端导航菜单 */
        #mobile-menu {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background: #fff;
            border-bottom: 1px solid var(--color-border);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
            z-index: 50;
            padding: 1rem 1.25rem;
            flex-direction: column;
            gap: 0.25rem;
            border-radius: 0 0 16px 16px;
        }
        #mobile-menu.open {
            display: flex;
        }
        #mobile-menu .nav-link {
            padding: 0.7rem 1rem;
            border-radius: 8px;
            font-size: 0.95rem;
            display: block;
        }
        #mobile-menu .nav-link:hover {
            background-color: #f0fdf4;
        }
        #mobile-menu .active-nav::after {
            display: none;
        }
        #mobile-menu .active-nav {
            background-color: #f0fdf4;
            border-radius: 8px;
        }

        @media (max-width: 1023px) {
            .desktop-nav {
                display: none !important;
            }
            .mobile-nav-toggle {
                display: flex;
            }
            header .btn-brand.desktop-nav {
                display: none !important;
            }
        }
        @media (min-width: 1024px) {
            #mobile-menu {
                display: none !important;
            }
        }

        /* FAQ 样式 */
        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
            padding: 1.1rem 0;
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .faq-item:first-child {
            border-top: 1px solid var(--color-border-light);
        }
        .faq-item:hover .faq-question {
            color: var(--color-brand);
        }
        .faq-question {
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-ink-primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            transition: color var(--transition-fast);
        }
        .faq-answer {
            margin-top: 0.6rem;
            font-size: 0.9rem;
            color: var(--color-ink-muted);
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        .faq-icon {
            flex-shrink: 0;
            transition: transform var(--transition-smooth);
            color: var(--color-ink-light);
            font-size: 1.2rem;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            color: var(--color-brand);
        }

/* roulang page: category1 */
:root {
            --color-brand: #16a34a;
            --color-brand-dark: #15803d;
            --color-brand-light: #dcfce7;
            --color-ink: #1a1f1a;
            --color-muted: #6b756b;
            --color-border: #e0e4df;
            --color-surface: #f9faf8;
            --color-white: #ffffff;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            font-family: 'Inter', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            line-height: 1.7;
            color: var(--color-ink);
            background-color: var(--color-surface);
            margin: 0;
            padding: 0;
            min-height: 100vh;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
            transition: all var(--transition-smooth);
        }
        button:focus-visible {
            outline: 2px solid var(--color-brand);
            outline-offset: 2px;
            border-radius: 4px;
        }

        input {
            font-family: inherit;
        }
        input:focus-visible {
            outline: 2px solid var(--color-brand);
            outline-offset: 2px;
        }

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (min-width: 768px) {
            .container-custom {
                padding-left: 32px;
                padding-right: 32px;
            }
        }
        @media (min-width: 1024px) {
            .container-custom {
                padding-left: 40px;
                padding-right: 40px;
            }
        }

        /* 导航链接 */
        .nav-link {
            position: relative;
            font-size: 0.9rem;
            font-weight: 500;
            color: #4a524a;
            letter-spacing: 0.01em;
            white-space: nowrap;
            transition: color var(--transition-fast);
            display: inline-flex;
            align-items: center;
            border-radius: 6px;
            padding: 6px 10px;
        }
        .nav-link:hover {
            color: #1a1f1a;
            background-color: #f3f5f1;
        }
        .nav-link.active-nav {
            color: #16a34a;
            font-weight: 600;
        }
        .nav-link.active-nav::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 10px;
            right: 10px;
            height: 2.5px;
            background-color: #16a34a;
            border-radius: 4px;
            transition: all var(--transition-fast);
        }

        .btn-brand {
            background-color: #16a34a;
            color: #fff;
            font-weight: 600;
            border: none;
            border-radius: 8px;
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
            letter-spacing: 0.02em;
            box-shadow: 0 2px 8px rgba(22, 163, 74, 0.25);
        }
        .btn-brand:hover {
            background-color: #15803d;
            box-shadow: 0 4px 16px rgba(22, 163, 74, 0.35);
            transform: translateY(-1px);
        }
        .btn-brand:active {
            transform: translateY(0);
            box-shadow: 0 1px 4px rgba(22, 163, 74, 0.2);
        }

        .btn-outline {
            background-color: transparent;
            color: #16a34a;
            font-weight: 600;
            border: 1.5px solid #16a34a;
            border-radius: 8px;
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .btn-outline:hover {
            background-color: #f0fdf4;
            border-color: #15803d;
            color: #15803d;
            box-shadow: 0 2px 10px rgba(22, 163, 74, 0.12);
        }

        /* 页脚链接 */
        .footer-link {
            color: #9aa59a;
            transition: color var(--transition-fast);
            cursor: pointer;
        }
        .footer-link:hover {
            color: #e0e8e0;
        }

        /* 联赛卡片 */
        .league-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }
        .league-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: #c8d6c8;
        }
        .league-card .card-img-wrap {
            position: relative;
            width: 100%;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #e8ece8;
        }
        .league-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .league-card:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .league-card .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(22, 163, 74, 0.9);
            color: #fff;
            font-size: 0.78rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 20px;
            letter-spacing: 0.03em;
            backdrop-filter: blur(4px);
        }

        /* 资讯列表项 */
        .news-item {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .news-item:last-child {
            border-bottom: none;
        }
        .news-item:hover {
            background-color: #fafcfa;
            margin: 0 -12px;
            padding-left: 12px;
            padding-right: 12px;
            border-radius: 8px;
        }
        .news-date {
            flex-shrink: 0;
            font-size: 0.8rem;
            color: var(--color-muted);
            white-space: nowrap;
            padding-top: 2px;
        }

        /* FAQ */
        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            overflow: hidden;
            background: #fff;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: #c8d6c8;
        }
        .faq-q {
            font-weight: 600;
            color: var(--color-ink);
            cursor: pointer;
            padding: 16px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
            font-size: 0.98rem;
        }
        .faq-a {
            padding: 0 20px 18px;
            color: var(--color-muted);
            font-size: 0.9rem;
            line-height: 1.75;
            display: none;
        }
        .faq-item.open .faq-a {
            display: block;
        }
        .faq-item.open .faq-q {
            color: #16a34a;
        }
        .faq-arrow {
            transition: transform var(--transition-smooth);
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            color: #9aa59a;
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: #16a34a;
        }

        /* 桌面端/移动端导航切换 */
        .desktop-nav {
            display: flex;
        }
        .mobile-nav-toggle {
            display: none;
        }
        #mobile-menu {
            display: none;
        }

        @media (max-width: 1023px) {
            .desktop-nav {
                display: none !important;
            }
            .mobile-nav-toggle {
                display: flex !important;
            }
            #mobile-menu.open {
                display: flex !important;
            }
            .nav-link {
                font-size: 1rem;
                padding: 10px 16px;
                display: block;
                width: 100%;
                border-radius: 8px;
            }
            .nav-link.active-nav::after {
                display: none;
            }
            .nav-link.active-nav {
                background-color: #f0fdf4;
                color: #16a34a;
                font-weight: 600;
            }
        }

        @media (min-width: 1024px) {
            .desktop-nav {
                display: flex !important;
            }
            .mobile-nav-toggle {
                display: none !important;
            }
            #mobile-menu {
                display: none !important;
            }
        }

        /* 滚动条美化 */
        ::-webkit-scrollbar {
            width: 6px;
            height: 6px;
        }
        ::-webkit-scrollbar-track {
            background: transparent;
        }
        ::-webkit-scrollbar-thumb {
            background: #c8d0c8;
            border-radius: 3px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #a0aaa0;
        }

        /* banner 遮罩 */
        .banner-overlay {
            background: linear-gradient(135deg,
                    rgba(0, 0, 0, 0.72) 0%,
                    rgba(0, 0, 0, 0.45) 40%,
                    rgba(0, 0, 0, 0.55) 100%);
        }

/* roulang page: category3 */
:root {
            --color-brand: #16a34a;
            --color-brand-dark: #15803d;
            --color-brand-light: #22c55e;
            --color-surface: #f7faf7;
            --color-surface-alt: #edf5ed;
            --color-text-primary: #1a1f1a;
            --color-text-secondary: #4a554a;
            --color-text-weak: #7a857a;
            --color-border: #e0e8e0;
            --color-white: #ffffff;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
            --transition-fast: 150ms ease;
            --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: "PingFang SC", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.6;
            color: var(--color-text-primary);
            background-color: var(--color-white);
            min-height: 100vh;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input {
            font-family: inherit;
        }

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (min-width: 768px) {
            .container-custom {
                padding-left: 32px;
                padding-right: 32px;
            }
        }

        @media (min-width: 1024px) {
            .container-custom {
                padding-left: 40px;
                padding-right: 40px;
            }
        }

        /* Navigation */
        .nav-link {
            position: relative;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: color var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

        .nav-link:hover {
            color: var(--color-brand);
        }

        .nav-link.active-nav {
            color: var(--color-brand);
            font-weight: 600;
        }

        .nav-link.active-nav::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2.5px;
            background: var(--color-brand);
            border-radius: 2px;
        }

        .btn-brand {
            background: var(--color-brand);
            color: #fff;
            font-weight: 600;
            border: none;
            transition: all var(--transition-normal);
            letter-spacing: 0.02em;
        }

        .btn-brand:hover {
            background: var(--color-brand-dark);
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

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

        .btn-outline {
            background: transparent;
            color: var(--color-brand);
            font-weight: 600;
            border: 2px solid var(--color-brand);
            transition: all var(--transition-normal);
            letter-spacing: 0.02em;
        }

        .btn-outline:hover {
            background: var(--color-brand);
            color: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

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

        .footer-link {
            color: #9aa59a;
            transition: color var(--transition-fast);
            cursor: pointer;
        }

        .footer-link:hover {
            color: #d0d8d0;
        }

        /* Score card */
        .score-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 20px 16px;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-sm);
        }

        .score-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: #c8d8c8;
        }

        .score-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 11px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 20px;
            letter-spacing: 0.03em;
            text-transform: uppercase;
        }

        .badge-live {
            background: #fef2f2;
            color: #dc2626;
            animation: pulse-dot 1.4s infinite;
        }

        .badge-live::before {
            content: '';
            width: 7px;
            height: 7px;
            background: #dc2626;
            border-radius: 50%;
            display: inline-block;
            animation: pulse-dot 1.4s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.35;
            }
        }

        .badge-finished {
            background: #f0f4f0;
            color: #5a6a5a;
        }

        .badge-upcoming {
            background: #eff6ff;
            color: #2563eb;
        }

        .badge-ht {
            background: #fffbe6;
            color: #b45309;
        }

        .score-number {
            font-size: 28px;
            font-weight: 800;
            letter-spacing: 0.04em;
            font-variant-numeric: tabular-nums;
            font-family: "SF Mono", "Menlo", "Consolas", monospace;
        }

        @media (min-width: 640px) {
            .score-number {
                font-size: 34px;
            }
        }

        .team-name {
            font-weight: 600;
            font-size: 14px;
            color: var(--color-text-primary);
            line-height: 1.3;
            text-align: center;
        }

        @media (min-width: 640px) {
            .team-name {
                font-size: 15px;
            }
        }

        /* Mobile nav */
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 60px;
            left: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            z-index: 30;
            padding: 20px;
            overflow-y: auto;
            flex-direction: column;
            gap: 8px;
        }

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

        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-text-primary);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }

        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active-nav {
            background: var(--color-surface);
            color: var(--color-brand);
        }

        .desktop-nav {
            display: none;
        }

        @media (min-width: 1024px) {
            .desktop-nav {
                display: flex;
            }
            .mobile-nav-toggle {
                display: none;
            }
            .mobile-nav-panel {
                display: none !important;
            }
        }

        /* FAQ */
        .faq-item {
            border-bottom: 1px solid var(--color-border);
            padding: 18px 0;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

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

        .faq-question {
            font-weight: 600;
            font-size: 16px;
            color: var(--color-text-primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: color var(--transition-fast);
        }

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

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-top: 12px;
        }

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-surface);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-brand);
            transition: transform var(--transition-normal);
            font-weight: 700;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--color-brand);
            color: #fff;
        }

        /* Section */
        .section-title {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text-primary);
            letter-spacing: 0.02em;
            position: relative;
            display: inline-block;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: -6px;
            left: 0;
            width: 40px;
            height: 3px;
            background: var(--color-brand);
            border-radius: 2px;
        }

        @media (min-width: 640px) {
            .section-title {
                font-size: 26px;
            }
        }

        /* Banner overlay */
        .banner-overlay {
            background: linear-gradient(180deg, rgba(17, 22, 17, 0.7) 0%, rgba(17, 22, 17, 0.85) 100%);
        }

        /* Scrollbar */
        ::-webkit-scrollbar {
            width: 6px;
            height: 6px;
        }
        ::-webkit-scrollbar-track {
            background: transparent;
        }
        ::-webkit-scrollbar-thumb {
            background: #c8d4c8;
            border-radius: 3px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #a8b8a8;
        }

        /* focus */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-brand);
            outline-offset: 2px;
            border-radius: 4px;
        }

        @media (max-width: 1023px) {
            .mobile-nav-toggle {
                display: flex;
            }
        }

/* roulang page: category4 */
:root {
            --color-brand: #16a34a;
            --color-brand-dark: #15803d;
            --color-brand-light: #22c55e;
            --color-brand-pale: #dcfce7;
            --color-text: #1a1f1a;
            --color-text-soft: #4a554a;
            --color-text-muted: #7a857a;
            --color-bg: #f9fbf9;
            --color-surface: #f2f6f2;
            --color-border: #e8ece8;
            --color-border-light: #eef2ee;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 28px rgba(0, 0, 0, 0.08);
            --shadow-xl: 0 16px 40px rgba(0, 0, 0, 0.1);
        }

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

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

        body {
            margin: 0;
            font-family: "Inter", "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", system-ui, sans-serif;
            line-height: 1.6;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input {
            font-family: inherit;
        }

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (min-width: 768px) {
            .container-custom {
                padding-left: 32px;
                padding-right: 32px;
            }
        }
        @media (min-width: 1024px) {
            .container-custom {
                padding-left: 40px;
                padding-right: 40px;
            }
        }

        /* 导航链接 */
        .nav-link {
            position: relative;
            font-size: 0.875rem;
            font-weight: 500;
            color: #4a554a;
            white-space: nowrap;
            transition: color 0.2s ease;
            letter-spacing: 0.01em;
        }
        .nav-link:hover {
            color: #1a1f1a;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%) scaleX(0);
            width: 60%;
            height: 2px;
            background-color: var(--color-brand);
            border-radius: 2px;
            transition: transform 0.22s ease;
        }
        .nav-link:hover::after {
            transform: translateX(-50%) scaleX(1);
        }
        .active-nav {
            color: #1a1f1a !important;
            font-weight: 600;
        }
        .active-nav::after {
            transform: translateX(-50%) scaleX(1) !important;
            background-color: var(--color-brand);
            height: 2.5px;
        }

        /* 品牌按钮 */
        .btn-brand {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: var(--color-brand);
            color: #fff;
            font-weight: 600;
            border: none;
            border-radius: var(--radius-md);
            transition: all 0.22s ease;
            box-shadow: 0 2px 8px rgba(22, 163, 74, 0.25);
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-brand:hover {
            background-color: var(--color-brand-dark);
            box-shadow: 0 4px 16px rgba(22, 163, 74, 0.35);
            transform: translateY(-1px);
        }
        .btn-brand:active {
            transform: translateY(0);
            box-shadow: 0 1px 4px rgba(22, 163, 74, 0.2);
        }
        .btn-brand:focus-visible {
            outline: 3px solid rgba(22, 163, 74, 0.4);
            outline-offset: 2px;
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: transparent;
            color: var(--color-brand);
            font-weight: 600;
            border: 1.5px solid var(--color-brand);
            border-radius: var(--radius-md);
            transition: all 0.22s ease;
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-outline:hover {
            background-color: var(--color-brand-pale);
            border-color: var(--color-brand-dark);
            color: var(--color-brand-dark);
        }
        .btn-outline:focus-visible {
            outline: 3px solid rgba(22, 163, 74, 0.3);
            outline-offset: 2px;
        }

        /* 页脚链接 */
        .footer-link {
            color: #7a857a;
            transition: color 0.2s ease;
            cursor: pointer;
        }
        .footer-link:hover {
            color: #e2e8e2;
        }

        /* 桌面端导航 */
        .desktop-nav {
            display: none;
        }
        @media (min-width: 1024px) {
            .desktop-nav {
                display: flex;
            }
        }

        /* 移动端切换按钮 */
        .mobile-nav-toggle {
            display: flex;
        }
        @media (min-width: 1024px) {
            .mobile-nav-toggle {
                display: none;
            }
        }

        /* 移动端菜单面板 */
        #mobile-menu-panel {
            display: none;
            position: fixed;
            top: 60px;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            z-index: 50;
            flex-direction: column;
            padding: 20px 24px 40px;
            overflow-y: auto;
            border-top: 1px solid var(--color-border);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
        }
        #mobile-menu-panel.open {
            display: flex;
        }
        #mobile-menu-panel .mobile-nav-link {
            display: block;
            padding: 13px 16px;
            font-size: 1rem;
            font-weight: 500;
            color: #4a554a;
            border-radius: var(--radius-md);
            transition: all 0.18s ease;
            border: 1px solid transparent;
        }
        #mobile-menu-panel .mobile-nav-link:hover {
            background-color: #f2f6f2;
            color: #1a1f1a;
        }
        #mobile-menu-panel .mobile-nav-link.mobile-active {
            background-color: #dcfce7;
            color: #1a1f1a;
            font-weight: 600;
            border-color: #bbf7d0;
        }
        #mobile-menu-panel .mobile-cta {
            margin-top: 16px;
            width: 100%;
            padding: 12px 20px;
            font-size: 1rem;
            border-radius: var(--radius-md);
        }

        @media (min-width: 768px) {
            #mobile-menu-panel {
                top: 64px;
            }
        }

        /* 表格样式 */
        .standings-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.875rem;
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }
        .standings-table thead {
            background-color: #f2f6f2;
        }
        .standings-table thead th {
            padding: 12px 10px;
            font-weight: 600;
            font-size: 0.8rem;
            color: #4a554a;
            text-align: center;
            white-space: nowrap;
            letter-spacing: 0.02em;
            border-bottom: 2px solid #dce4dc;
        }
        .standings-table thead th:first-child {
            text-align: left;
            padding-left: 16px;
        }
        .standings-table tbody td {
            padding: 11px 10px;
            text-align: center;
            border-bottom: 1px solid #eef2ee;
            vertical-align: middle;
        }
        .standings-table tbody td:first-child {
            text-align: left;
            padding-left: 16px;
            font-weight: 600;
            color: #1a1f1a;
        }
        .standings-table tbody tr {
            transition: background-color 0.15s ease;
        }
        .standings-table tbody tr:hover {
            background-color: #f9fbf9;
        }
        .standings-table .rank-dot {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            font-weight: 700;
            font-size: 0.8rem;
            color: #fff;
            background-color: #9aa59a;
        }
        .standings-table .rank-dot.top4 {
            background-color: #16a34a;
        }
        .standings-table .rank-dot.europe {
            background-color: #3b82f6;
        }
        .standings-table .rank-dot.relegation {
            background-color: #ef4444;
        }
        .standings-table .team-name {
            font-weight: 600;
            color: #1a1f1a;
            white-space: nowrap;
        }
        .standings-table .pts-col {
            font-weight: 700;
            font-size: 0.9rem;
            color: #1a1f1a;
        }
        .standings-table .gd-positive {
            color: #16a34a;
            font-weight: 600;
        }
        .standings-table .gd-negative {
            color: #ef4444;
            font-weight: 600;
        }

        @media (max-width: 768px) {
            .standings-table {
                font-size: 0.75rem;
                border-radius: var(--radius-md);
            }
            .standings-table thead th,
            .standings-table tbody td {
                padding: 8px 6px;
            }
            .standings-table thead th:first-child,
            .standings-table tbody td:first-child {
                padding-left: 10px;
            }
            .standings-table .rank-dot {
                width: 22px;
                height: 22px;
                font-size: 0.7rem;
            }
            .standings-table .hide-mobile {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .standings-table .hide-sm {
                display: none;
            }
            .standings-table {
                font-size: 0.7rem;
            }
            .standings-table thead th,
            .standings-table tbody td {
                padding: 6px 4px;
            }
            .standings-table thead th:first-child,
            .standings-table tbody td:first-child {
                padding-left: 6px;
            }
        }

        /* 联赛标签 */
        .league-tab {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 18px;
            font-size: 0.875rem;
            font-weight: 500;
            border-radius: 30px;
            border: 1.5px solid var(--color-border);
            background: #fff;
            color: #4a554a;
            cursor: pointer;
            transition: all 0.22s ease;
            white-space: nowrap;
        }
        .league-tab:hover {
            border-color: #bbf7d0;
            background-color: #f0fdf4;
            color: #1a1f1a;
        }
        .league-tab.active-tab {
            background-color: #16a34a;
            color: #fff;
            border-color: #16a34a;
            font-weight: 600;
            box-shadow: 0 2px 10px rgba(22, 163, 74, 0.3);
        }

        /* 数据卡片 */
        .stat-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 20px 18px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all 0.25s ease;
            text-align: center;
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: #dce4dc;
        }
        .stat-card .stat-value {
            font-size: 2rem;
            font-weight: 700;
            color: #1a1f1a;
            line-height: 1.2;
        }
        .stat-card .stat-label {
            font-size: 0.8rem;
            color: #7a857a;
            margin-top: 4px;
            letter-spacing: 0.02em;
        }

        /* FAQ */
        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
            padding: 18px 0;
            cursor: pointer;
            transition: all 0.2s ease;
        }
        .faq-item:first-child {
            border-top: 1px solid var(--color-border-light);
        }
        .faq-item .faq-question {
            font-weight: 600;
            font-size: 1rem;
            color: #1a1f1a;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }
        .faq-item .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background-color: #f2f6f2;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.25s ease;
            font-size: 1.1rem;
            color: #4a554a;
        }
        .faq-item:hover .faq-icon {
            background-color: #dcfce7;
            color: #16a34a;
        }
        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding-top 0.35s ease;
            color: #4a554a;
            font-size: 0.9rem;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-top: 10px;
        }
        .faq-item.open .faq-icon {
            background-color: #16a34a;
            color: #fff;
            transform: rotate(45deg);
        }

        /* Hero Banner */
        .hero-banner {
            position: relative;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 40%;
            min-height: 380px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26, 31, 26, 0.82) 0%, rgba(26, 31, 26, 0.7) 60%, rgba(17, 22, 17, 0.88) 100%);
            z-index: 1;
        }
        .hero-banner .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
        }
        @media (max-width: 768px) {
            .hero-banner {
                min-height: 300px;
            }
        }
        @media (max-width: 520px) {
            .hero-banner {
                min-height: 260px;
            }
        }

        /* 联赛卡片 */
        .league-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all 0.25s ease;
            cursor: pointer;
        }
        .league-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: #bbf7d0;
        }
        .league-card .league-card-img {
            height: 140px;
            overflow: hidden;
            position: relative;
        }
        .league-card .league-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .league-card:hover .league-card-img img {
            transform: scale(1.05);
        }
        .league-card .league-card-body {
            padding: 16px;
        }

/* roulang page: category6 */
:root {
            --color-brand: #16a34a;
            --color-brand-dark: #15803d;
            --color-brand-light: #dcfce7;
            --color-surface: #f9faf7;
            --color-surface-alt: #f1f5ef;
            --color-text-primary: #1a1f1a;
            --color-text-secondary: #5a655a;
            --color-text-muted: #8a958a;
            --color-border-soft: #e8ece8;
            --color-border-subtle: #dde3dd;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 18px;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04), 0 2px 12px rgba(0, 0, 0, 0.05);
            --shadow-card-hover: 0 2px 6px rgba(0, 0, 0, 0.06), 0 6px 20px rgba(0, 0, 0, 0.08);
            --shadow-nav: 0 1px 0 0 rgba(0, 0, 0, 0.04);
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s ease;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text-primary);
            background-color: #ffffff;
            min-height: 100vh;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input {
            font-family: inherit;
        }

        .container-custom {
            width: 100%;
            max-width: 1240px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (min-width: 640px) {
            .container-custom {
                padding-left: 28px;
                padding-right: 28px;
            }
        }

        @media (min-width: 1024px) {
            .container-custom {
                padding-left: 36px;
                padding-right: 36px;
            }
        }

        /* 导航链接样式 */
        .nav-link {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            position: relative;
            transition: color var(--transition-fast);
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
            letter-spacing: 0.01em;
            border-radius: var(--radius-sm);
            padding: 6px 10px;
        }

        .nav-link:hover {
            color: var(--color-brand);
            background-color: var(--color-brand-light);
        }

        .nav-link.active-nav {
            color: var(--color-brand);
            font-weight: 600;
            background-color: var(--color-brand-light);
            border-radius: var(--radius-sm);
        }

        .nav-link.active-nav::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 16px;
            height: 3px;
            background-color: var(--color-brand);
            border-radius: 3px;
        }

        /* 品牌按钮 */
        .btn-brand {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            background-color: var(--color-brand);
            color: #ffffff;
            font-weight: 600;
            border: none;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
            letter-spacing: 0.02em;
            box-shadow: 0 2px 8px rgba(22, 163, 74, 0.25);
        }

        .btn-brand:hover {
            background-color: var(--color-brand-dark);
            box-shadow: 0 4px 16px rgba(22, 163, 74, 0.35);
            transform: translateY(-1px);
        }

        .btn-brand:active {
            transform: translateY(0);
            box-shadow: 0 1px 4px rgba(22, 163, 74, 0.2);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            background-color: transparent;
            color: var(--color-brand);
            font-weight: 600;
            border: 2px solid var(--color-brand);
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .btn-outline:hover {
            background-color: var(--color-brand-light);
            border-color: var(--color-brand-dark);
            color: var(--color-brand-dark);
        }

        .btn-outline:active {
            background-color: #c8e6c9;
        }

        /* 页脚链接 */
        .footer-link {
            color: #9aa59a;
            transition: color var(--transition-fast);
            cursor: pointer;
        }

        .footer-link:hover {
            color: #ffffff;
        }

        /* 移动端导航面板 */
        .mobile-nav-panel {
            position: fixed;
            top: 0;
            right: -100%;
            width: 300px;
            max-width: 85vw;
            height: 100vh;
            background: #ffffff;
            z-index: 50;
            box-shadow: -8px 0 40px rgba(0, 0, 0, 0.18);
            transition: right 0.35s cubic-bezier(0.22, 0.61, 0.36, 1);
            padding: 80px 24px 40px;
            overflow-y: auto;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .mobile-nav-panel.open {
            right: 0;
        }

        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--color-text-primary);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }

        .mobile-nav-panel a:hover {
            background-color: var(--color-surface-alt);
            color: var(--color-brand);
        }

        .mobile-nav-panel a.mobile-active {
            background-color: var(--color-brand-light);
            color: var(--color-brand);
            font-weight: 600;
        }

        .mobile-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.45);
            z-index: 45;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.35s ease;
        }

        .mobile-overlay.show {
            opacity: 1;
            pointer-events: auto;
        }

        /* 卡片样式 */
        .card-recommend {
            background: #ffffff;
            border: 1px solid var(--color-border-soft);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-card);
        }

        .card-recommend:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: var(--color-border-subtle);
        }

        .card-analysis {
            background: #ffffff;
            border: 1px solid var(--color-border-soft);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-card);
        }

        .card-analysis:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-brand);
            border-width: 1px;
        }

        /* 标签徽章 */
        .badge-tag {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            font-size: 0.78rem;
            font-weight: 500;
            border-radius: 20px;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .badge-hot {
            background-color: #fef2f2;
            color: #dc2626;
        }

        .badge-new {
            background-color: #eff6ff;
            color: #2563eb;
        }

        .badge-stable {
            background-color: #f0fdf4;
            color: #16a34a;
        }

        .badge-cup {
            background-color: #fff7ed;
            color: #ea580c;
        }

        /* 数据条 */
        .data-bar {
            height: 8px;
            border-radius: 4px;
            background-color: #e8ece8;
            overflow: hidden;
        }

        .data-bar-fill {
            height: 100%;
            border-radius: 4px;
            background: linear-gradient(90deg, #16a34a, #22c55e);
            transition: width 0.6s ease;
        }

        .data-bar-fill.warm {
            background: linear-gradient(90deg, #f59e0b, #fbbf24);
        }

        .data-bar-fill.hot {
            background: linear-gradient(90deg, #ef4444, #f87171);
        }

        /* FAQ样式 */
        .faq-item {
            border: 1px solid var(--color-border-soft);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-fast);
            background: #ffffff;
        }

        .faq-item:hover {
            border-color: var(--color-brand);
            box-shadow: 0 2px 8px rgba(22, 163, 74, 0.06);
        }

        /* 响应式 */
        @media (min-width: 1024px) {
            .desktop-nav {
                display: flex;
            }
            .mobile-nav-toggle {
                display: none;
            }
            .mobile-nav-panel,
            .mobile-overlay {
                display: none;
            }
        }

        @media (max-width: 1023px) {
            .desktop-nav {
                display: none;
            }
            .mobile-nav-toggle {
                display: flex;
            }
        }

        @media (max-width: 767px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
            .nav-link {
                font-size: 0.82rem;
                padding: 4px 8px;
            }
        }

        @media (max-width: 520px) {
            .container-custom {
                padding-left: 12px;
                padding-right: 12px;
            }
        }

        /* 分隔线 */
        .divider-soft {
            border: none;
            border-top: 1px solid var(--color-border-soft);
            margin: 0;
        }

        /* 统计数字卡片 */
        .stat-card {
            background: #ffffff;
            border: 1px solid var(--color-border-soft);
            border-radius: var(--radius-lg);
            padding: 20px 16px;
            text-align: center;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-card);
        }

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

/* roulang page: category5 */
:root {
            --color-brand: #16a34a;
            --color-brand-dark: #15803d;
            --color-brand-darker: #14532d;
            --color-surface: #f9faf7;
            --color-darken: #111611;
            --color-text: #1a1f1a;
            --color-text-soft: #4a554a;
            --color-muted: #7a857a;
            --color-border: #e8ece8;
            --color-border-light: #f0f3f0;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.05);
            --shadow-card-hover: 0 2px 6px rgba(0, 0, 0, 0.06), 0 10px 24px rgba(0, 0, 0, 0.08);
            --shadow-nav: 0 1px 0 0 rgba(0, 0, 0, 0.04);
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            line-height: 1.7;
            background-color: #fff;
            color: var(--color-text);
            margin: 0;
            padding: 0;
            min-height: 100vh;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input {
            font-family: inherit;
        }

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (min-width: 768px) {
            .container-custom {
                padding-left: 32px;
                padding-right: 32px;
            }
        }
        @media (min-width: 1024px) {
            .container-custom {
                padding-left: 40px;
                padding-right: 40px;
            }
        }

        /* 导航链接 */
        .nav-link {
            position: relative;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--color-text-soft);
            white-space: nowrap;
            letter-spacing: 0.01em;
            transition: color var(--transition-fast), background-color var(--transition-fast);
            border-radius: 6px;
        }
        .nav-link:hover {
            color: var(--color-brand);
            background-color: #f0fdf4;
        }
        .active-nav {
            color: var(--color-brand) !important;
            font-weight: 600;
        }
        .active-nav::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 3px;
            background-color: var(--color-brand);
            border-radius: 3px;
        }

        /* 品牌按钮 */
        .btn-brand {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: var(--color-brand);
            color: #fff;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: background-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .btn-brand:hover {
            background-color: var(--color-brand-dark);
            box-shadow: 0 4px 16px rgba(22, 163, 74, 0.3);
            transform: translateY(-1px);
        }
        .btn-brand:active {
            background-color: var(--color-brand-darker);
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(22, 163, 74, 0.25);
        }
        .btn-brand:focus-visible {
            outline: 2px solid var(--color-brand);
            outline-offset: 3px;
            border-radius: 8px;
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: transparent;
            color: var(--color-brand);
            font-weight: 600;
            border: 2px solid var(--color-brand);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.02em;
            border-radius: var(--radius-sm);
            padding: 10px 20px;
        }
        .btn-outline:hover {
            background-color: var(--color-brand);
            color: #fff;
            box-shadow: 0 4px 16px rgba(22, 163, 74, 0.25);
        }
        .btn-outline:focus-visible {
            outline: 2px solid var(--color-brand);
            outline-offset: 3px;
            border-radius: 8px;
        }

        /* 页脚链接 */
        .footer-link {
            color: #9aa59a;
            transition: color var(--transition-fast);
            cursor: pointer;
        }
        .footer-link:hover {
            color: #fff;
        }

        /* 卡片 */
        .card-hover {
            transition: box-shadow var(--transition-smooth), transform var(--transition-smooth), border-color var(--transition-fast);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-lg);
            background: #fff;
        }
        .card-hover:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: var(--color-border);
        }

        /* 排行榜行 */
        .rank-row {
            transition: background-color var(--transition-fast);
            border-radius: var(--radius-sm);
        }
        .rank-row:hover {
            background-color: #f0fdf4;
        }
        .rank-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            font-weight: 700;
            font-size: 0.85rem;
            flex-shrink: 0;
        }
        .rank-gold {
            background: linear-gradient(135deg, #fbbf24, #f59e0b);
            color: #fff;
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.35);
        }
        .rank-silver {
            background: linear-gradient(135deg, #cbd5e1, #94a3b8);
            color: #fff;
            box-shadow: 0 2px 8px rgba(148, 163, 184, 0.3);
        }
        .rank-bronze {
            background: linear-gradient(135deg, #f59e0b, #d97706);
            color: #fff;
            box-shadow: 0 2px 8px rgba(217, 119, 6, 0.3);
        }
        .rank-normal {
            background-color: #f5f6f5;
            color: var(--color-text-soft);
        }

        /* 桌面导航显示控制 */
        .desktop-nav {
            display: none;
        }
        @media (min-width: 1024px) {
            .desktop-nav {
                display: flex;
                align-items: center;
            }
        }
        .mobile-nav-toggle {
            display: flex;
        }
        @media (min-width: 1024px) {
            .mobile-nav-toggle {
                display: none;
            }
        }

        /* 移动端菜单面板 */
        #mobile-menu-panel {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background: #fff;
            border-bottom: 1px solid var(--color-border);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
            z-index: 50;
            padding: 16px 20px 20px;
            flex-direction: column;
            gap: 6px;
        }
        #mobile-menu-panel.open {
            display: flex;
        }
        #mobile-menu-panel a {
            display: block;
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-soft);
            transition: background-color var(--transition-fast), color var(--transition-fast);
        }
        #mobile-menu-panel a:hover,
        #mobile-menu-panel a.active-nav {
            background-color: #f0fdf4;
            color: var(--color-brand);
            font-weight: 600;
        }
        #mobile-menu-panel a.active-nav::after {
            display: none;
        }

        @media (min-width: 1024px) {
            #mobile-menu-panel {
                display: none !important;
            }
        }

        /* 统计卡片内部 */
        .stat-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            display: inline-block;
            flex-shrink: 0;
        }
        .stat-dot-high {
            background-color: #16a34a;
        }
        .stat-dot-mid {
            background-color: #f59e0b;
        }
        .stat-dot-low {
            background-color: #ef4444;
        }

        /* 分隔装饰 */
        .section-divider {
            width: 50px;
            height: 4px;
            background-color: var(--color-brand);
            border-radius: 2px;
            margin-bottom: 16px;
        }

        /* FAQ */
        .faq-item {
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            background: #fff;
        }
        .faq-item:hover {
            border-color: var(--color-border);
            box-shadow: var(--shadow-card);
        }
        .faq-item summary {
            font-weight: 600;
            cursor: pointer;
            font-size: 1rem;
            color: var(--color-text);
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '+';
            font-size: 1.4rem;
            font-weight: 400;
            color: var(--color-muted);
            flex-shrink: 0;
            transition: transform var(--transition-fast);
            line-height: 1;
        }
        .faq-item[open] summary::after {
            content: '−';
            color: var(--color-brand);
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            margin-top: 12px;
            color: var(--color-text-soft);
            line-height: 1.75;
            font-size: 0.95rem;
        }

        /* 面包屑 */
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            align-items: center;
            font-size: 0.85rem;
            color: var(--color-muted);
        }
        .breadcrumb a {
            color: var(--color-muted);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--color-brand);
        }
        .breadcrumb .sep {
            user-select: none;
        }
        .breadcrumb .current {
            color: var(--color-text);
            font-weight: 500;
        }

/* roulang page: category7 */
:root {
            --color-brand: #16a34a;
            --color-brand-hover: #15803d;
            --color-brand-light: #dcfce7;
            --color-text: #1a1f1a;
            --color-text-secondary: #4a554a;
            --color-text-muted: #7a857a;
            --color-bg: #fafbfa;
            --color-surface: #ffffff;
            --color-border: #e8ece8;
            --color-border-light: #f0f3f0;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.04);
            --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.09), 0 4px 8px rgba(0, 0, 0, 0.05);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.11), 0 6px 16px rgba(0, 0, 0, 0.06);
            --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            font-family: "SF Pro Display", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            line-height: 1.6;
            color: var(--color-text);
            background-color: var(--color-bg);
            margin: 0;
            padding: 0;
            min-height: 100vh;
        }

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

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-brand);
            outline-offset: 2px;
            border-radius: 4px;
        }

        input {
            font-family: inherit;
        }

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (min-width: 768px) {
            .container-custom {
                padding-left: 32px;
                padding-right: 32px;
            }
        }

        @media (min-width: 1024px) {
            .container-custom {
                padding-left: 40px;
                padding-right: 40px;
            }
        }

        /* 导航样式 */
        .nav-link {
            position: relative;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            white-space: nowrap;
            transition: color var(--transition-fast);
            letter-spacing: 0.01em;
            padding: 6px 10px;
            border-radius: 6px;
            display: inline-block;
        }

        .nav-link:hover {
            color: var(--color-brand);
            background-color: #f0fdf4;
        }

        .nav-link.active-nav {
            color: var(--color-brand);
            font-weight: 600;
            background-color: #f0fdf4;
        }

        .nav-link.active-nav::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 3px;
            background-color: var(--color-brand);
            border-radius: 2px;
        }

        .btn-brand {
            background-color: var(--color-brand);
            color: #ffffff;
            font-weight: 600;
            border-radius: var(--radius-sm);
            padding: 8px 16px;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-sm);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .btn-brand:hover {
            background-color: var(--color-brand-hover);
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

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

        .btn-outline {
            background-color: transparent;
            color: var(--color-brand);
            font-weight: 600;
            border: 2px solid var(--color-brand);
            border-radius: var(--radius-sm);
            padding: 10px 20px;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .btn-outline:hover {
            background-color: var(--color-brand);
            color: #ffffff;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

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

        .btn-lg {
            padding: 12px 28px;
            font-size: 1rem;
            border-radius: var(--radius-md);
        }

        /* 桌面端/移动端导航切换 */
        .desktop-nav {
            display: none;
        }

        @media (min-width: 1024px) {
            .desktop-nav {
                display: flex;
            }
        }

        .mobile-nav-toggle {
            display: flex;
        }

        @media (min-width: 1024px) {
            .mobile-nav-toggle {
                display: none;
            }
        }

        /* 移动端菜单面板 */
        #mobile-menu-panel {
            display: none;
            position: fixed;
            top: 60px;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: #ffffff;
            z-index: 50;
            overflow-y: auto;
            padding: 16px 20px 40px;
            border-top: 1px solid var(--color-border);
            box-shadow: var(--shadow-xl);
            animation: slideDown 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        @keyframes slideDown {
            from {
                opacity: 0;
                transform: translateY(-12px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        #mobile-menu-panel .mobile-nav-link {
            display: block;
            padding: 14px 16px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            margin-bottom: 4px;
        }

        #mobile-menu-panel .mobile-nav-link:hover {
            background-color: #f0fdf4;
            color: var(--color-brand);
        }

        #mobile-menu-panel .mobile-nav-link.active-nav {
            color: var(--color-brand);
            font-weight: 600;
            background-color: #f0fdf4;
            border-left: 3px solid var(--color-brand);
        }

        #menu-icon-close {
            display: none;
        }

        /* 卡片样式 */
        .card-stat {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 24px;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
        }

        .card-stat:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: #d0d8d0;
        }

        .card-category {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
            cursor: pointer;
        }

        .card-category:hover {
            box-shadow: var(--shadow-xl);
            transform: translateY(-4px);
            border-color: #c8d4c8;
        }

        .card-category .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
            background-color: #e8ece8;
        }

        .card-category .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        .card-category .card-img-wrap::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(0, 0, 0, 0.35) 0%, transparent 50%);
            pointer-events: none;
            z-index: 1;
        }

        /* FAQ 样式 */
        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            background: var(--color-surface);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .faq-item:hover {
            border-color: #c8d4c8;
            box-shadow: var(--shadow-md);
        }

        .faq-item summary {
            font-weight: 600;
            color: var(--color-text);
            font-size: 1.02rem;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            user-select: none;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background-color: #f0fdf4;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: transform var(--transition-fast);
            font-size: 1.1rem;
            color: var(--color-brand);
            font-weight: 700;
        }

        .faq-item[open] summary .faq-icon {
            transform: rotate(45deg);
            background-color: var(--color-brand);
            color: #ffffff;
        }

        .faq-item .faq-answer {
            margin-top: 14px;
            color: var(--color-text-secondary);
            line-height: 1.75;
            font-size: 0.95rem;
            padding-top: 14px;
            border-top: 1px solid var(--color-border-light);
        }

        /* 页脚链接 */
        .footer-link {
            color: #9aa59a;
            transition: color var(--transition-fast);
            cursor: pointer;
        }

        .footer-link:hover {
            color: #ffffff;
        }

        /* 数据条 */
        .data-bar {
            height: 8px;
            border-radius: 4px;
            background-color: #e8ece8;
            overflow: hidden;
        }

        .data-bar-fill {
            height: 100%;
            border-radius: 4px;
            background: linear-gradient(90deg, #16a34a, #22c55e);
            transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .data-bar-fill.warm {
            background: linear-gradient(90deg, #f59e0b, #fbbf24);
        }

        .data-bar-fill.accent {
            background: linear-gradient(90deg, #3b82f6, #60a5fa);
        }

        /* 标签 */
        .tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 500;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .tag-green {
            background-color: #dcfce7;
            color: #166534;
        }

        .tag-blue {
            background-color: #dbeafe;
            color: #1e40af;
        }

        .tag-amber {
            background-color: #fef3c7;
            color: #92400e;
        }

        .tag-slate {
            background-color: #f1f5f9;
            color: #475569;
        }

        /* Hero 遮罩 */
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(0, 0, 0, 0.65) 0%, rgba(0, 0, 0, 0.3) 60%, rgba(0, 0, 0, 0.55) 100%);
            z-index: 1;
        }

        /* 响应式调整 */
        @media (max-width: 767px) {
            .hero-title {
                font-size: 1.8rem;
            }
            .card-stat {
                padding: 18px;
            }
            .faq-item {
                padding: 16px 18px;
            }
        }

        @media (min-width: 768px) and (max-width: 1023px) {
            .hero-title {
                font-size: 2.4rem;
            }
        }

        @media (min-width: 1024px) {
            .hero-title {
                font-size: 3rem;
            }
        }

        /* 滚动条美化 */
        ::-webkit-scrollbar {
            width: 6px;
            height: 6px;
        }
        ::-webkit-scrollbar-track {
            background: transparent;
        }
        ::-webkit-scrollbar-thumb {
            background: #c8d4c8;
            border-radius: 3px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #a8b4a8;
        }