/* roulang page: index */
:root {
            --bs-primary: #10b981;
            --bs-primary-dark: #059669;
            --bs-primary-light: #d1fae5;
            --bs-secondary: #0f172a;
            --bs-accent: #f59e0b;
            --bs-surface: #f8fafc;
            --bs-surface-card: #ffffff;
            --bs-border: #e2e8f0;
            --bs-text-main: #1e293b;
            --bs-text-muted: #64748b;
            --bs-radius-sm: 6px;
            --bs-radius-md: 12px;
            --bs-radius-lg: 16px;
            --bs-shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
            --bs-shadow-md: 0 4px 20px -2px rgba(15, 23, 42, 0.06);
            --bs-shadow-lg: 0 10px 30px -5px rgba(15, 23, 42, 0.1);
        }

        body {
            font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
            color: var(--bs-text-main);
            background-color: #ffffff;
            line-height: 1.6;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.25s ease;
        }
        a:hover {
            color: var(--bs-primary);
        }

        /* 统一导航样式 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: #ffffff;
            border-bottom: 1px solid var(--bs-border);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
        }
        .brand-bar {
            padding: 0.85rem 0;
            border-bottom: 1px solid #f1f5f9;
        }
        .navbar-brand-custom {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--bs-secondary);
            display: flex;
            align-items: center;
            gap: 0.6rem;
            letter-spacing: -0.5px;
        }
        .navbar-brand-custom i {
            color: var(--bs-primary);
            font-size: 1.6rem;
        }
        .search-quick-box {
            position: relative;
            max-width: 380px;
            width: 100%;
        }
        .search-quick-box input {
            background-color: var(--bs-surface);
            border: 1px solid var(--bs-border);
            border-radius: 30px;
            padding: 0.45rem 1rem 0.45rem 2.4rem;
            font-size: 0.875rem;
            width: 100%;
            transition: all 0.25s ease;
        }
        .search-quick-box input:focus {
            background-color: #ffffff;
            border-color: var(--bs-primary);
            box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
            outline: none;
        }
        .search-quick-box .search-icon {
            position: absolute;
            left: 0.9rem;
            top: 50%;
            transform: translateY(-50%);
            color: var(--bs-text-muted);
            font-size: 0.85rem;
        }

        /* 频道栏 */
        .channel-ribbon {
            background: #ffffff;
            padding: 0.45rem 0;
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: none;
        }
        .channel-ribbon::-webkit-scrollbar {
            display: none;
        }
        .channel-pill-list {
            display: flex;
            gap: 0.5rem;
            margin: 0;
            padding: 0;
            list-style: none;
        }
        .channel-pill-item a {
            display: inline-block;
            padding: 0.35rem 0.9rem;
            border-radius: 20px;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--bs-text-muted);
            background: transparent;
        }
        .channel-pill-item a:hover {
            color: var(--bs-secondary);
            background: var(--bs-surface);
        }
        .channel-pill-item.active a {
            background: var(--bs-primary);
            color: #ffffff;
            font-weight: 600;
        }

        /* 全局板块与组件 */
        .section-padding {
            padding: 4.5rem 0;
        }
        .section-alt {
            background-color: var(--bs-surface);
        }
        .section-dark {
            background-color: var(--bs-secondary);
            color: #ffffff;
        }
        .section-title-wrap {
            margin-bottom: 2.75rem;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 800;
            color: var(--bs-secondary);
            letter-spacing: -0.5px;
            margin-bottom: 0.75rem;
        }
        .section-dark .section-title {
            color: #ffffff;
        }
        .section-desc {
            font-size: 1rem;
            color: var(--bs-text-muted);
            max-width: 760px;
            margin: 0 auto;
        }
        .section-dark .section-desc {
            color: #94a3b8;
        }

        /* 自定义按钮 */
        .btn-brand-primary {
            background-color: var(--bs-primary);
            color: #ffffff;
            border: 1px solid var(--bs-primary);
            border-radius: var(--bs-radius-sm);
            padding: 0.65rem 1.4rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            transition: all 0.25s ease;
        }
        .btn-brand-primary:hover {
            background-color: var(--bs-primary-dark);
            border-color: var(--bs-primary-dark);
            color: #ffffff;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(16, 185, 129, 0.25);
        }
        .btn-brand-outline {
            background-color: transparent;
            color: var(--bs-secondary);
            border: 1px solid var(--bs-border);
            border-radius: var(--bs-radius-sm);
            padding: 0.65rem 1.4rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            transition: all 0.25s ease;
        }
        .btn-brand-outline:hover {
            border-color: var(--bs-primary);
            color: var(--bs-primary);
            background-color: var(--bs-surface);
            transform: translateY(-2px);
        }

        /* 卡片基础系统 */
        .custom-card {
            background: var(--bs-surface-card);
            border: 1px solid var(--bs-border);
            border-radius: var(--bs-radius-md);
            padding: 1.75rem;
            height: 100%;
            box-shadow: var(--bs-shadow-sm);
            transition: all 0.25s ease;
        }
        .custom-card:hover {
            border-color: rgba(16, 185, 129, 0.4);
            transform: translateY(-4px);
            box-shadow: var(--bs-shadow-md);
        }

        /* 1. Hero 资源搜索站风格 */
        .hero-section {
            background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
            padding: 4.5rem 0 3.5rem;
            border-bottom: 1px solid var(--bs-border);
        }
        .hero-title {
            font-size: 2.6rem;
            font-weight: 900;
            color: var(--bs-secondary);
            line-height: 1.25;
            letter-spacing: -0.8px;
            margin-bottom: 1.25rem;
        }
        .hero-text {
            font-size: 1.125rem;
            color: var(--bs-text-muted);
            max-width: 820px;
            margin: 0 auto 2rem;
            line-height: 1.7;
        }
        .hero-search-wrapper {
            max-width: 680px;
            margin: 0 auto 1.75rem;
            position: relative;
        }
        .hero-search-input {
            width: 100%;
            padding: 1rem 1.5rem 1rem 3.2rem;
            font-size: 1.05rem;
            border-radius: 40px;
            border: 2px solid var(--bs-border);
            background: #ffffff;
            box-shadow: var(--bs-shadow-md);
            transition: all 0.25s ease;
        }
        .hero-search-input:focus {
            border-color: var(--bs-primary);
            box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.15);
            outline: none;
        }
        .hero-search-icon {
            position: absolute;
            left: 1.25rem;
            top: 50%;
            transform: translateY(-50%);
            color: var(--bs-primary);
            font-size: 1.2rem;
        }
        .hero-search-btn {
            position: absolute;
            right: 8px;
            top: 8px;
            bottom: 8px;
            border-radius: 30px;
            padding: 0 1.5rem;
        }
        .hero-tags-wrapper {
            display: flex;
            align-items: center;
            justify-content: center;
            flex-wrap: wrap;
            gap: 0.6rem;
            font-size: 0.875rem;
        }
        .hero-tag-badge {
            background: #ffffff;
            border: 1px solid var(--bs-border);
            padding: 0.35rem 0.85rem;
            border-radius: 20px;
            color: var(--bs-text-muted);
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
        }
        .hero-tag-badge:hover {
            border-color: var(--bs-primary);
            color: var(--bs-primary);
            background: #f0fdf4;
        }

        /* 2. 问题陈述板块 */
        .pain-point-item {
            border-left: 3px solid #ef4444;
            padding-left: 1.25rem;
            margin-bottom: 1.5rem;
        }
        .pain-point-title {
            font-weight: 700;
            color: var(--bs-secondary);
            margin-bottom: 0.35rem;
        }

        /* 3. 操作演示板块 */
        .step-pill-badge {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--bs-primary-light);
            color: var(--bs-primary-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            margin-bottom: 1rem;
        }

        /* 4. 结果预览：即时赛事看板 */
        .match-card {
            background: #ffffff;
            border: 1px solid var(--bs-border);
            border-radius: var(--bs-radius-md);
            padding: 1.25rem;
            position: relative;
            transition: all 0.25s ease;
        }
        .match-card:hover {
            border-color: var(--bs-primary);
            box-shadow: var(--bs-shadow-md);
        }
        .match-status-badge {
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.2rem 0.6rem;
            border-radius: 12px;
        }
        .badge-live {
            background: #fee2e2;
            color: #ef4444;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }
        .badge-live::before {
            content: '';
            width: 6px;
            height: 6px;
            background: #ef4444;
            border-radius: 50%;
            animation: pulse-dot 1.2s infinite;
        }
        @keyframes pulse-dot {
            0% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.4; transform: scale(1.3); }
            100% { opacity: 1; transform: scale(1); }
        }
        .badge-upcoming {
            background: #f1f5f9;
            color: #64748b;
        }
        .team-box {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 700;
            font-size: 1rem;
            color: var(--bs-secondary);
            margin: 0.5rem 0;
        }

        /* 5. 常见卡住点排查 */
        .check-item {
            display: flex;
            gap: 0.85rem;
            margin-bottom: 1.25rem;
        }
        .check-icon-wrap {
            color: var(--bs-accent);
            font-size: 1.15rem;
            margin-top: 0.15rem;
        }

        /* 6. 成功路径与指标 */
        .stat-box {
            text-align: center;
            padding: 1.5rem;
            background: rgba(255, 255, 255, 0.05);
            border-radius: var(--bs-radius-md);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        .stat-value {
            font-size: 2.25rem;
            font-weight: 800;
            color: var(--bs-primary);
            line-height: 1;
            margin-bottom: 0.5rem;
        }
        .stat-label {
            font-size: 0.875rem;
            color: #94a3b8;
        }

        /* 7. 资讯列表板块 */
        .news-item {
            padding: 1rem 0;
            border-bottom: 1px solid var(--bs-border);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
        }
        .news-item:last-child {
            border-bottom: none;
        }
        .news-item:hover .news-title {
            color: var(--bs-primary);
        }
        .news-title {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--bs-secondary);
            margin-bottom: 0.25rem;
        }
        .news-meta {
            font-size: 0.8rem;
            color: var(--bs-text-muted);
        }

        /* 8. 终端适配与场景 */
        .device-card {
            border: 1px solid var(--bs-border);
            border-radius: var(--bs-radius-md);
            padding: 1.5rem;
            background: #ffffff;
            text-align: center;
        }
        .device-icon-circle {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--bs-surface);
            color: var(--bs-primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin-bottom: 1rem;
        }

        /* 9. 信号安全体系 */
        .security-badge-item {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            background: var(--bs-surface);
            padding: 1.25rem;
            border-radius: var(--bs-radius-md);
            border: 1px solid var(--bs-border);
        }

        /* 10. 性能对比矩阵 */
        .table-custom {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0;
            border: 1px solid var(--bs-border);
            border-radius: var(--bs-radius-md);
            overflow: hidden;
            background: #ffffff;
        }
        .table-custom th {
            background: var(--bs-surface);
            padding: 1rem 1.25rem;
            font-weight: 700;
            color: var(--bs-secondary);
            border-bottom: 1px solid var(--bs-border);
        }
        .table-custom td {
            padding: 1rem 1.25rem;
            border-bottom: 1px solid var(--bs-border);
            font-size: 0.9rem;
        }
        .table-custom tr:last-child td {
            border-bottom: none;
        }

        /* 11. FAQ 手风琴 */
        .accordion-custom .accordion-item {
            border: 1px solid var(--bs-border);
            border-radius: var(--bs-radius-md) !important;
            margin-bottom: 0.85rem;
            overflow: hidden;
        }
        .accordion-custom .accordion-button {
            font-weight: 700;
            color: var(--bs-secondary);
            padding: 1.1rem 1.25rem;
            background: #ffffff;
            box-shadow: none;
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            color: var(--bs-primary-dark);
            background-color: #f0fdf4;
        }
        .accordion-custom .accordion-body {
            color: var(--bs-text-muted);
            font-size: 0.925rem;
            line-height: 1.7;
            padding: 1.25rem;
            background: #ffffff;
        }

        /* 12. 统一收口行动区 */
        .action-banner-card {
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
            border-radius: var(--bs-radius-lg);
            padding: 3.5rem 2rem;
            color: #ffffff;
            border: 1px solid rgba(255, 255, 255, 0.1);
            position: relative;
            overflow: hidden;
        }
        .action-banner-card::after {
            content: '';
            position: absolute;
            right: -50px;
            bottom: -50px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(16, 185, 129, 0.2) 0%, rgba(16, 185, 129, 0) 70%);
            pointer-events: none;
        }

        /* 页脚系统 */
        .site-footer {
            background-color: var(--bs-secondary);
            color: #94a3b8;
            padding: 4rem 0 2rem;
            border-top: 1px solid #1e293b;
            font-size: 0.875rem;
        }
        .footer-brand-title {
            color: #ffffff;
            font-size: 1.2rem;
            font-weight: 800;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            margin-bottom: 1rem;
        }
        .footer-links-title {
            color: #ffffff;
            font-weight: 700;
            margin-bottom: 1.25rem;
            font-size: 0.95rem;
        }
        .footer-links-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links-list li {
            margin-bottom: 0.6rem;
        }
        .footer-links-list a {
            color: #94a3b8;
        }
        .footer-links-list a:hover {
            color: #ffffff;
        }
        .footer-bottom {
            margin-top: 3.5rem;
            padding-top: 1.5rem;
            border-top: 1px solid #1e293b;
            text-align: center;
            font-size: 0.8rem;
        }

        @media (max-width: 768px) {
            .hero-title {
                font-size: 1.85rem;
            }
            .section-padding {
                padding: 3rem 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
        }