/* roulang page: index */
:root {
            --primary: #ff3366;
            --primary-hover: #e02456;
            --secondary: #00d2be;
            --accent: #ffb703;
            --dark-bg: #0d1117;
            --surface-bg: #161b22;
            --card-bg: #1f242c;
            --text-main: #f0f6fc;
            --text-muted: #8b949e;
            --border-color: #30363d;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.4);
            --shadow-glow: 0 0 25px rgba(255, 51, 102, 0.25);
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        }

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

        body {
            font-family: var(--font-sans);
            background-color: var(--dark-bg);
            color: var(--text-main);
            line-height: 1.6;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: all 0.25s ease;
        }

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

        .container {
            width: 100%;
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 顶部品牌导航与图标网格 */
        .site-header {
            background-color: rgba(13, 17, 23, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
            border-bottom: 1px solid rgba(48, 54, 61, 0.5);
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 20px;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff;
        }

        .brand-logo .badge-dot {
            width: 10px;
            height: 10px;
            background: var(--primary);
            border-radius: 50%;
            box-shadow: 0 0 10px var(--primary);
        }

        .header-search {
            position: relative;
            width: 320px;
            max-width: 100%;
        }

        .header-search input {
            width: 100%;
            padding: 10px 16px 10px 38px;
            background: var(--surface-bg);
            border: 1px solid var(--border-color);
            border-radius: 30px;
            color: #fff;
            font-size: 14px;
            outline: none;
            transition: all 0.3s;
        }

        .header-search input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(255, 51, 102, 0.2);
        }

        .header-search .search-icon {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            fill: var(--text-muted);
            width: 16px;
            height: 16px;
        }

        .grid-nav {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 12px;
            padding: 12px 0;
        }

        .nav-item {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 14px;
            background: rgba(31, 36, 44, 0.4);
            border: 1px solid transparent;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            color: var(--text-muted);
        }

        .nav-item:hover, .nav-item.active {
            background: var(--surface-bg);
            border-color: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }

        .nav-item svg {
            width: 18px;
            height: 18px;
            fill: currentColor;
        }

        /* Hero 沉浸大图叙事 */
        .hero-section {
            position: relative;
            padding: 90px 0 70px;
            background-image: linear-gradient(180deg, rgba(13, 17, 23, 0.75) 0%, rgba(13, 17, 23, 0.98) 100%), url('/assets/images/f912a9af1314af09.webp');
            background-size: cover;
            background-position: center;
            border-bottom: 1px solid var(--border-color);
        }

        .hero-inner {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            max-width: 900px;
            margin: 0 auto;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 51, 102, 0.15);
            color: var(--primary);
            border: 1px solid rgba(255, 51, 102, 0.3);
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 700;
            margin-bottom: 24px;
            text-transform: uppercase;
        }

        .hero-title {
            font-size: 42px;
            line-height: 1.25;
            font-weight: 900;
            margin-bottom: 20px;
            letter-spacing: -1px;
            background: linear-gradient(90deg, #ffffff 0%, #ff8da1 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-lead {
            font-size: 17px;
            color: #c9d1d9;
            line-height: 1.8;
            margin-bottom: 36px;
            text-align: left;
            background: rgba(22, 27, 34, 0.75);
            padding: 24px 28px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(48, 54, 61, 0.8);
        }

        .hero-action-group {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-main {
            background: var(--primary);
            color: #fff;
            padding: 14px 34px;
            border-radius: 30px;
            font-size: 16px;
            font-weight: 700;
            box-shadow: 0 4px 15px rgba(255, 51, 102, 0.4);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-main:hover {
            background: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-glow);
        }

        .btn-sub {
            background: var(--surface-bg);
            border: 1px solid var(--border-color);
            color: #fff;
            padding: 14px 30px;
            border-radius: 30px;
            font-size: 16px;
            font-weight: 600;
        }

        .btn-sub:hover {
            background: var(--card-bg);
            border-color: #8b949e;
        }

        /* 通用 section 样式 */
        .section-block {
            padding: 60px 0;
            border-bottom: 1px solid var(--border-color);
        }

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

        .section-header {
            margin-bottom: 40px;
            text-align: center;
        }

        .section-title {
            font-size: 28px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            position: relative;
            display: inline-block;
        }

        .section-title::after {
            content: '';
            display: block;
            width: 44px;
            height: 4px;
            background: var(--primary);
            margin: 10px auto 0;
            border-radius: 2px;
        }

        .section-desc {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 780px;
            margin: 0 auto;
            line-height: 1.7;
        }

        /* 板块 1: 指标看板 (数据驱动流) */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .metric-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            padding: 24px;
            border-radius: var(--radius-md);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .metric-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--primary);
        }

        .metric-num {
            font-size: 38px;
            font-weight: 900;
            color: #fff;
            margin-bottom: 6px;
            letter-spacing: -1px;
        }

        .metric-num span {
            font-size: 20px;
            color: var(--secondary);
            font-weight: 700;
            margin-left: 2px;
        }

        .metric-label {
            font-size: 15px;
            font-weight: 700;
            color: #e6edf3;
            margin-bottom: 6px;
        }

        .metric-note {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* 板块 2: 搜索与即时分类索引 */
        .filter-shelf {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            padding: 20px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
        }

        .filter-tags {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .filter-badge {
            background: var(--surface-bg);
            color: var(--text-muted);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 13px;
            border: 1px solid var(--border-color);
            cursor: pointer;
        }

        .filter-badge:hover, .filter-badge.active {
            color: #fff;
            border-color: var(--primary);
            background: rgba(255, 51, 102, 0.1);
        }

        /* 板块 3: 分类矩阵 (四大分类入口) */
        .category-matrix-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .cat-box {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
            transition: all 0.3s ease;
        }

        .cat-box:hover {
            border-color: var(--secondary);
            transform: translateY(-4px);
            box-shadow: 0 8px 24px rgba(0, 210, 190, 0.15);
        }

        .cat-icon-wrap {
            width: 60px;
            height: 60px;
            background: rgba(0, 210, 190, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 18px;
            color: var(--secondary);
        }

        .cat-icon-wrap svg {
            width: 28px;
            height: 28px;
            fill: currentColor;
        }

        .cat-box h3 {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

        .cat-box p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 18px;
        }

        .cat-link-btn {
            font-size: 13px;
            color: var(--secondary);
            font-weight: 600;
            margin-top: auto;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        /* 板块 4: 精选清单 (高赞名场面拆解) */
        .feature-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .feature-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: transform 0.3s ease;
        }

        .feature-card:hover {
            transform: translateY(-5px);
            border-color: #8b949e;
        }

        .feature-thumb {
            position: relative;
            height: 200px;
            overflow: hidden;
        }

        .feature-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

        .card-pill {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(13, 17, 23, 0.85);
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 700;
            color: var(--primary);
            border: 1px solid var(--primary);
        }

        .feature-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }

        .feature-body h3 {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .feature-body p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 16px;
            flex-grow: 1;
        }

        .card-meta-bar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-top: 1px solid var(--border-color);
            padding-top: 12px;
            font-size: 12px;
            color: var(--text-muted);
        }

        /* 板块 5: 结果对比 (技术操作拆解) */
        .comparison-table-wrapper {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow-x: auto;
        }

        .custom-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
        }

        .custom-table th, .custom-table td {
            padding: 16px 20px;
            border-bottom: 1px solid var(--border-color);
            font-size: 14px;
        }

        .custom-table th {
            background: var(--surface-bg);
            color: #fff;
            font-weight: 700;
        }

        .custom-table tr:last-child td {
            border-bottom: none;
        }

        .badge-pro {
            display: inline-block;
            background: rgba(0, 210, 190, 0.15);
            color: var(--secondary);
            padding: 3px 8px;
            border-radius: 4px;
            font-weight: 600;
            font-size: 12px;
        }

        /* 板块 6: 战力排行榜 (人气榜单) */
        .ranking-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            max-width: 900px;
            margin: 0 auto;
        }

        .ranking-item {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 16px 22px;
            display: flex;
            align-items: center;
            gap: 20px;
            transition: border-color 0.25s;
        }

        .ranking-item:hover {
            border-color: var(--primary);
        }

        .rank-number {
            font-size: 24px;
            font-weight: 900;
            width: 32px;
            color: var(--text-muted);
            text-align: center;
        }

        .rank-top1 { color: #ffd700; }
        .rank-top2 { color: #c0c0c0; }
        .rank-top3 { color: #cd7f32; }

        .rank-info {
            flex-grow: 1;
        }

        .rank-info h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 4px;
        }

        .rank-info p {
            font-size: 13px;
            color: var(--text-muted);
        }

        .rank-score {
            text-align: right;
            font-weight: 700;
            font-size: 14px;
            color: var(--accent);
        }

        /* 板块 7: 深度战术图文资讯 */
        .news-split-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }

        .news-big-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }

        .news-big-img {
            height: 240px;
            width: 100%;
            object-fit: cover;
        }

        .news-big-body {
            padding: 24px;
            flex-grow: 1;
        }

        .news-big-body h3 {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .news-big-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
        }

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

        .news-small-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 16px;
            display: flex;
            gap: 16px;
            align-items: center;
        }

        .news-small-img {
            width: 100px;
            height: 75px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
        }

        .news-small-content h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .news-small-content p {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* 板块 8: 赛季里程碑与时间线 */
        .timeline-wrapper {
            position: relative;
            max-width: 860px;
            margin: 0 auto;
            padding-left: 30px;
        }

        .timeline-wrapper::before {
            content: '';
            position: absolute;
            left: 10px;
            top: 10px;
            bottom: 10px;
            width: 2px;
            background: var(--border-color);
        }

        .timeline-point {
            position: relative;
            margin-bottom: 30px;
        }

        .timeline-point:last-child {
            margin-bottom: 0;
        }

        .timeline-dot {
            position: absolute;
            left: -26px;
            top: 4px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--primary);
            border: 3px solid var(--dark-bg);
            box-shadow: 0 0 8px var(--primary);
        }

        .timeline-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 18px 22px;
        }

        .timeline-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 8px;
        }

        .timeline-date {
            font-size: 13px;
            font-weight: 700;
            color: var(--secondary);
        }

        .timeline-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
        }

        .timeline-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* 板块 9: 资源中心与对决锦囊 */
        .resource-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .resource-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            display: flex;
            align-items: flex-start;
            gap: 16px;
        }

        .resource-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: rgba(255, 183, 3, 0.12);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .resource-icon svg {
            width: 24px;
            height: 24px;
            fill: currentColor;
        }

        .resource-body h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
        }

        .resource-body p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 12px;
        }

        .resource-action {
            display: inline-flex;
            align-items: center;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            gap: 4px;
        }

        /* 板块 10: 平台保障承诺 */
        .guarantee-band {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .guarantee-item {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 20px;
            text-align: center;
        }

        .guarantee-badge {
            width: 44px;
            height: 44px;
            margin: 0 auto 12px;
            border-radius: 50%;
            background: rgba(255, 51, 102, 0.1);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .guarantee-badge svg {
            width: 22px;
            height: 22px;
            fill: currentColor;
        }

        .guarantee-item h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
        }

        .guarantee-item p {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* 板块 11: 常见高频答疑 */
        .faq-accordion {
            max-width: 860px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 20px 24px;
        }

        .faq-q {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .faq-tag {
            background: var(--primary);
            color: #fff;
            font-size: 11px;
            padding: 2px 6px;
            border-radius: 3px;
            font-weight: 800;
        }

        .faq-a {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* 板块 12: 独家收口行动区 */
        .closing-banner {
            background: linear-gradient(135deg, rgba(255, 51, 102, 0.15) 0%, rgba(0, 210, 190, 0.1) 100%), var(--card-bg);
            border: 1px solid rgba(255, 51, 102, 0.35);
            border-radius: var(--radius-lg);
            padding: 50px 30px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .closing-banner h2 {
            font-size: 32px;
            font-weight: 900;
            color: #fff;
            margin-bottom: 14px;
        }

        .closing-banner p {
            font-size: 16px;
            color: #c9d1d9;
            max-width: 700px;
            margin: 0 auto 30px;
            line-height: 1.7;
        }

        .subscription-form {
            display: flex;
            max-width: 540px;
            margin: 0 auto;
            gap: 10px;
        }

        .subscription-form input {
            flex-grow: 1;
            padding: 14px 20px;
            background: rgba(13, 17, 23, 0.85);
            border: 1px solid var(--border-color);
            border-radius: 30px;
            color: #fff;
            font-size: 14px;
            outline: none;
        }

        .subscription-form input:focus {
            border-color: var(--primary);
        }

        .subscription-form button {
            background: var(--primary);
            border: none;
            color: #fff;
            padding: 14px 28px;
            border-radius: 30px;
            font-size: 15px;
            font-weight: 700;
            cursor: pointer;
            white-space: nowrap;
            transition: all 0.25s;
        }

        .subscription-form button:hover {
            background: var(--primary-hover);
            box-shadow: 0 0 15px rgba(255, 51, 102, 0.5);
        }

        /* 统一页脚 */
        .site-footer {
            background: #090d13;
            border-top: 1px solid var(--border-color);
            padding: 60px 0 30px;
            font-size: 14px;
            color: var(--text-muted);
        }

        .footer-cols {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-col h5 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

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

        .footer-brand-p {
            line-height: 1.7;
            margin-top: 14px;
            font-size: 13px;
        }

        .footer-bottom {
            padding-top: 30px;
            border-top: 1px solid var(--border-color);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 12px;
        }

        /* 响应式断点 */
        @media (max-width: 1024px) {
            .metrics-grid { grid-template-columns: repeat(2, 1fr); }
            .category-matrix-grid { grid-template-columns: repeat(2, 1fr); }
            .guarantee-band { grid-template-columns: repeat(2, 1fr); }
            .news-split-grid { grid-template-columns: 1fr; }
            .footer-cols { grid-template-columns: 1fr 1fr; }
        }

        @media (max-width: 768px) {
            .grid-nav { grid-template-columns: repeat(3, 1fr); }
            .hero-title { font-size: 30px; }
            .feature-cards-grid { grid-template-columns: 1fr; }
            .resource-grid { grid-template-columns: 1fr; }
            .header-top { flex-direction: column; gap: 14px; align-items: stretch; }
            .header-search { width: 100%; }
            .subscription-form { flex-direction: column; border-radius: 12px; }
            .subscription-form input, .subscription-form button { width: 100%; }
        }

        @media (max-width: 520px) {
            .grid-nav { grid-template-columns: repeat(2, 1fr); }
            .metrics-grid { grid-template-columns: 1fr; }
            .category-matrix-grid { grid-template-columns: 1fr; }
            .guarantee-band { grid-template-columns: 1fr; }
            .footer-cols { grid-template-columns: 1fr; }
        }

/* roulang page: category2 */
:root {
      --primary: #ff3366;
      --primary-hover: #e02456;
      --secondary: #00d2be;
      --accent: #ffb703;
      --dark-bg: #0d1117;
      --surface-bg: #161b22;
      --card-bg: #1f242c;
      --card-bg-hover: #262c36;
      --text-main: #f0f6fc;
      --text-muted: #8b949e;
      --border-color: #30363d;
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 20px;
      --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.4);
      --shadow-glow: 0 0 25px rgba(255, 51, 102, 0.25);
      --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      font-family: var(--font-sans);
      background-color: var(--dark-bg);
      color: var(--text-main);
      line-height: 1.6;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    .container {
      width: 100%;
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 20px;
    }
    /* 顶部导航与图标网格 */
    .site-header {
      background-color: rgba(13, 17, 23, 0.95);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 1000;
    }
    .header-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 16px 0;
      border-bottom: 1px solid rgba(48, 54, 61, 0.5);
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 20px;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: #fff;
    }
    .brand-logo .badge-dot {
      width: 10px;
      height: 10px;
      background: var(--primary);
      border-radius: 50%;
      box-shadow: 0 0 10px var(--primary);
    }
    .header-search {
      position: relative;
      width: 320px;
      max-width: 100%;
    }
    .header-search input {
      width: 100%;
      padding: 10px 16px 10px 38px;
      background: var(--surface-bg);
      border: 1px solid var(--border-color);
      border-radius: 30px;
      color: #fff;
      font-size: 14px;
      outline: none;
      transition: all 0.3s;
    }
    .header-search input:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(255, 51, 102, 0.2);
    }
    .header-search .search-icon {
      position: absolute;
      left: 14px;
      top: 50%;
      transform: translateY(-50%);
      fill: var(--text-muted);
      width: 16px;
      height: 16px;
    }
    .grid-nav {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 12px;
      padding: 12px 0;
    }
    .nav-item {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 10px 14px;
      background: rgba(31, 36, 44, 0.4);
      border: 1px solid transparent;
      border-radius: var(--radius-sm);
      font-size: 14px;
      font-weight: 600;
      color: var(--text-muted);
    }
    .nav-item:hover, .nav-item.active {
      background: var(--surface-bg);
      border-color: var(--primary);
      color: #fff;
      transform: translateY(-2px);
    }
    .nav-item svg {
      width: 18px;
      height: 18px;
      fill: currentColor;
    }

    /* 分类页定制 Hero：自然有机柔光首屏，主张一句 + 成分要点 */
    .category-hero {
      position: relative;
      padding: 70px 0 50px;
      background: radial-gradient(circle at 50% 20%, rgba(255, 51, 102, 0.18) 0%, rgba(13, 17, 23, 0.95) 75%),
                  url('/assets/images/6568b89743bb514e.jpg') center/cover no-repeat;
      border-bottom: 1px solid var(--border-color);
      overflow: hidden;
    }
    .category-hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background: rgba(13, 17, 23, 0.85);
      z-index: 1;
    }
    .category-hero .container {
      position: relative;
      z-index: 2;
    }
    .hero-meta-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(0, 210, 190, 0.15);
      color: var(--secondary);
      border: 1px solid rgba(0, 210, 190, 0.35);
      padding: 6px 16px;
      border-radius: 30px;
      font-size: 13px;
      font-weight: 700;
      margin-bottom: 18px;
    }
    .category-hero-title {
      font-size: 38px;
      font-weight: 900;
      line-height: 1.25;
      margin-bottom: 16px;
      letter-spacing: -0.5px;
      color: #ffffff;
    }
    .hero-statement {
      font-size: 19px;
      color: var(--text-main);
      font-weight: 600;
      margin-bottom: 24px;
      max-width: 960px;
    }
    .factor-pills {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 15px;
    }
    .factor-pill {
      background: rgba(22, 27, 34, 0.9);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      padding: 10px 18px;
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 14px;
      color: var(--text-main);
    }
    .factor-pill .pill-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 8px var(--accent);
    }

    /* 板块通用体系 */
    .sec-block {
      padding: 64px 0;
      border-bottom: 1px solid var(--border-color);
    }
    .sec-block-alt {
      background-color: var(--surface-bg);
      padding: 64px 0;
      border-bottom: 1px solid var(--border-color);
    }
    .sec-header {
      margin-bottom: 36px;
    }
    .sec-title {
      font-size: 26px;
      font-weight: 800;
      color: #fff;
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 10px;
    }
    .sec-title::before {
      content: "";
      width: 4px;
      height: 24px;
      background: var(--primary);
      border-radius: 2px;
      display: inline-block;
    }
    .sec-desc {
      color: var(--text-muted);
      font-size: 15px;
      line-height: 1.7;
      max-width: 880px;
    }

    /* 板块1：看板网格 */
    .dashboard-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .dash-stat-card {
      background: var(--card-bg);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      position: relative;
      overflow: hidden;
      transition: all 0.3s ease;
    }
    .dash-stat-card:hover {
      transform: translateY(-4px);
      border-color: var(--secondary);
      box-shadow: var(--shadow-subtle);
    }
    .dash-stat-label {
      font-size: 13px;
      color: var(--text-muted);
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      margin-bottom: 8px;
    }
    .dash-stat-value {
      font-size: 32px;
      font-weight: 900;
      color: #ffffff;
      margin-bottom: 6px;
      font-family: monospace, sans-serif;
    }
    .dash-stat-value span {
      font-size: 16px;
      font-weight: 500;
      color: var(--secondary);
      margin-left: 4px;
    }
    .dash-stat-sub {
      font-size: 13px;
      color: #8b949e;
      line-height: 1.5;
    }

    /* 板块2：服务矩阵 (不等高/差异卡片) */
    .matrix-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
    }
    .matrix-card {
      background: var(--card-bg);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: transform 0.25s, border-color 0.25s;
    }
    .matrix-card:hover {
      border-color: var(--primary);
      transform: translateY(-3px);
    }
    .matrix-badge {
      display: inline-block;
      align-self: flex-start;
      padding: 4px 10px;
      font-size: 12px;
      font-weight: 700;
      border-radius: var(--radius-sm);
      margin-bottom: 16px;
      background: rgba(255, 51, 102, 0.15);
      color: var(--primary);
      border: 1px solid rgba(255, 51, 102, 0.3);
    }
    .matrix-title {
      font-size: 20px;
      font-weight: 800;
      color: #fff;
      margin-bottom: 12px;
    }
    .matrix-content {
      color: #c9d1d9;
      font-size: 14px;
      line-height: 1.7;
      margin-bottom: 20px;
    }
    .matrix-foot-spec {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-top: 1px solid rgba(48, 54, 61, 0.6);
      padding-top: 14px;
      font-size: 13px;
      color: var(--text-muted);
    }

    /* 板块3：对比看板 (双栏对照) */
    .compare-wrapper {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
    }
    .compare-column {
      background: var(--card-bg);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px;
    }
    .compare-column.pro {
      border-top: 4px solid var(--secondary);
    }
    .compare-column.normal {
      border-top: 4px solid #484f58;
    }
    .compare-header-box {
      margin-bottom: 20px;
      padding-bottom: 16px;
      border-bottom: 1px solid var(--border-color);
    }
    .compare-col-title {
      font-size: 20px;
      font-weight: 800;
      color: #fff;
    }
    .compare-col-tag {
      font-size: 13px;
      color: var(--secondary);
      margin-top: 4px;
    }
    .compare-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .compare-item {
      display: flex;
      gap: 12px;
      font-size: 14px;
      line-height: 1.6;
      color: #c9d1d9;
    }
    .compare-icon-ok {
      color: var(--secondary);
      font-weight: bold;
      flex-shrink: 0;
    }
    .compare-icon-no {
      color: var(--text-muted);
      font-weight: bold;
      flex-shrink: 0;
    }

    /* 板块4：时序里程碑 (慢放动作拆解时序) */
    .timeline-chain {
      display: flex;
      flex-direction: column;
      gap: 18px;
      position: relative;
    }
    .timeline-node {
      background: var(--card-bg);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 22px 28px;
      display: grid;
      grid-template-columns: 140px 1fr auto;
      align-items: center;
      gap: 24px;
      transition: all 0.25s ease;
    }
    .timeline-node:hover {
      background: var(--card-bg-hover);
      border-color: var(--accent);
    }
    .node-timestamp {
      font-family: monospace;
      font-size: 18px;
      font-weight: 800;
      color: var(--accent);
      background: rgba(255, 183, 3, 0.1);
      padding: 6px 12px;
      border-radius: var(--radius-sm);
      text-align: center;
      border: 1px solid rgba(255, 183, 3, 0.2);
    }
    .node-main h4 {
      font-size: 17px;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 6px;
    }
    .node-main p {
      font-size: 14px;
      color: #8b949e;
      line-height: 1.6;
    }
    .node-tag {
      font-size: 12px;
      font-weight: 600;
      padding: 4px 10px;
      border-radius: 12px;
      background: var(--surface-bg);
      color: var(--text-muted);
      border: 1px solid var(--border-color);
      white-space: nowrap;
    }

    /* 板块5：高能慢放资讯与图文精讲 */
    .media-card-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .media-card {
      background: var(--card-bg);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: transform 0.3s ease, border-color 0.3s ease;
    }
    .media-card:hover {
      transform: translateY(-5px);
      border-color: var(--primary);
    }
    .media-card-img-wrap {
      width: 100%;
      height: 190px;
      overflow: hidden;
      position: relative;
    }
    .media-card-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .media-card:hover .media-card-img-wrap img {
      transform: scale(1.05);
    }
    .media-badge-overlay {
      position: absolute;
      top: 12px;
      right: 12px;
      background: rgba(13, 17, 23, 0.85);
      backdrop-filter: blur(4px);
      color: #fff;
      font-size: 12px;
      padding: 4px 10px;
      border-radius: var(--radius-sm);
      border: 1px solid rgba(255, 255, 255, 0.2);
    }
    .media-card-body {
      padding: 22px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }
    .media-card-title {
      font-size: 17px;
      font-weight: 800;
      color: #fff;
      margin-bottom: 10px;
      line-height: 1.4;
    }
    .media-card-excerpt {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 16px;
      flex: 1;
    }
    .media-card-foot {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-top: 1px solid rgba(48, 54, 61, 0.6);
      padding-top: 14px;
      font-size: 12px;
      color: var(--text-muted);
    }

    /* 板块6：平台分析技术保障 (横向指标矩阵) */
    .guarantee-bar {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .guar-item {
      background: var(--card-bg);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
    }
    .guar-item h4 {
      font-size: 16px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .guar-item h4::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--secondary);
    }
    .guar-item p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 板块7：疑难解答 FAQ */
    .faq-stack {
      display: flex;
      flex-direction: column;
      gap: 16px;
      max-width: 960px;
    }
    .faq-row {
      background: var(--card-bg);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 22px 26px;
    }
    .faq-question {
      font-size: 16px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .faq-question svg {
      width: 18px;
      height: 18px;
      fill: var(--primary);
      flex-shrink: 0;
    }
    .faq-answer {
      font-size: 14px;
      color: #c9d1d9;
      line-height: 1.7;
    }

    /* 板块8：慢放战术提报与收录表单 (转化区) */
    .submission-box {
      background: linear-gradient(135deg, rgba(22, 27, 34, 0.95) 0%, rgba(31, 36, 44, 0.95) 100%);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 44px;
      box-shadow: var(--shadow-subtle);
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 40px;
      align-items: center;
    }
    .form-info h3 {
      font-size: 24px;
      font-weight: 800;
      color: #fff;
      margin-bottom: 14px;
    }
    .form-info p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 20px;
    }
    .form-info ul {
      list-style: none;
      font-size: 13px;
      color: #c9d1d9;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .form-info li {
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .form-info li::before {
      content: "✓";
      color: var(--secondary);
      font-weight: bold;
    }
    .interactive-form {
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .form-row-2 {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
    }
    .form-input, .form-textarea, .form-select {
      width: 100%;
      background: var(--dark-bg);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      padding: 12px 16px;
      color: #fff;
      font-size: 14px;
      outline: none;
      transition: border-color 0.25s, box-shadow 0.25s;
    }
    .form-input:focus, .form-textarea:focus, .form-select:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(255, 51, 102, 0.2);
    }
    .form-textarea {
      resize: vertical;
      min-height: 90px;
    }
    .btn-submit {
      background: var(--primary);
      color: #fff;
      border: none;
      border-radius: 30px;
      padding: 14px 28px;
      font-size: 15px;
      font-weight: 700;
      cursor: pointer;
      box-shadow: 0 4px 15px rgba(255, 51, 102, 0.35);
      transition: background 0.2s, transform 0.2s;
    }
    .btn-submit:hover {
      background: var(--primary-hover);
      transform: translateY(-2px);
    }

    /* 页脚 */
    .site-footer {
      background-color: #0b0e14;
      border-top: 1px solid var(--border-color);
      padding: 60px 0 30px;
      margin-top: 40px;
    }
    .footer-cols {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 40px;
    }
    .footer-col h5 {
      color: #fff;
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 20px;
      letter-spacing: -0.2px;
    }
    .footer-brand-p {
      color: var(--text-muted);
      font-size: 14px;
      line-height: 1.8;
      max-width: 360px;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .footer-links a {
      color: var(--text-muted);
      font-size: 14px;
    }
    .footer-links a:hover {
      color: var(--primary);
      padding-left: 4px;
    }
    .footer-bottom {
      border-top: 1px solid rgba(48, 54, 61, 0.5);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      color: var(--text-muted);
      font-size: 13px;
      flex-wrap: wrap;
      gap: 16px;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .dashboard-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .media-card-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-cols {
        grid-template-columns: 1fr 1fr;
      }
    }
    @media (max-width: 768px) {
      .header-top {
        flex-direction: column;
        gap: 14px;
        align-items: stretch;
      }
      .header-search {
        width: 100%;
      }
      .grid-nav {
        grid-template-columns: repeat(3, 1fr);
      }
      .category-hero-title {
        font-size: 28px;
      }
      .matrix-layout, .compare-wrapper, .guarantee-bar, .submission-box {
        grid-template-columns: 1fr;
      }
      .media-card-grid {
        grid-template-columns: 1fr;
      }
      .timeline-node {
        grid-template-columns: 1fr;
        gap: 12px;
      }
      .form-row-2 {
        grid-template-columns: 1fr;
      }
    }
    @media (max-width: 520px) {
      .grid-nav {
        grid-template-columns: repeat(2, 1fr);
      }
      .dashboard-grid {
        grid-template-columns: 1fr;
      }
      .footer-cols {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }

/* roulang page: category1 */
:root {
        --primary: #ff3366;
        --primary-hover: #e02456;
        --secondary: #00d2be;
        --accent: #ffb703;
        --dark-bg: #0d1117;
        --surface-bg: #161b22;
        --card-bg: #1f242c;
        --text-main: #f0f6fc;
        --text-muted: #8b949e;
        --border-color: #30363d;
        --radius-sm: 6px;
        --radius-md: 12px;
        --radius-lg: 20px;
        --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.4);
        --shadow-glow: 0 0 25px rgba(255, 51, 102, 0.25);
        --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }

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

    body {
        font-family: var(--font-sans);
        background-color: var(--dark-bg);
        color: var(--text-main);
        line-height: 1.6;
        overflow-x: hidden;
        -webkit-font-smoothing: antialiased;
    }

    a {
        color: inherit;
        text-decoration: none;
        transition: all 0.25s ease;
    }

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

    .container {
        width: 100%;
        max-width: 1240px;
        margin: 0 auto;
        padding: 0 20px;
    }

    /* 顶部导航 */
    .site-header {
        background-color: rgba(13, 17, 23, 0.95);
        backdrop-filter: blur(12px);
        border-bottom: 1px solid var(--border-color);
        position: sticky;
        top: 0;
        z-index: 1000;
    }

    .header-top {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 16px 0;
        border-bottom: 1px solid rgba(48, 54, 61, 0.5);
    }

    .brand-logo {
        display: flex;
        align-items: center;
        gap: 12px;
        font-size: 20px;
        font-weight: 800;
        letter-spacing: -0.5px;
        color: #fff;
    }

    .brand-logo .badge-dot {
        width: 10px;
        height: 10px;
        background: var(--primary);
        border-radius: 50%;
        box-shadow: 0 0 10px var(--primary);
    }

    .header-search {
        position: relative;
        width: 320px;
        max-width: 100%;
    }

    .header-search input {
        width: 100%;
        padding: 10px 16px 10px 38px;
        background: var(--surface-bg);
        border: 1px solid var(--border-color);
        border-radius: 30px;
        color: #fff;
        font-size: 14px;
        outline: none;
        transition: all 0.3s;
    }

    .header-search input:focus {
        border-color: var(--primary);
        box-shadow: 0 0 0 3px rgba(255, 51, 102, 0.2);
    }

    .header-search .search-icon {
        position: absolute;
        left: 14px;
        top: 50%;
        transform: translateY(-50%);
        fill: var(--text-muted);
        width: 16px;
        height: 16px;
    }

    .grid-nav {
        display: grid;
        grid-template-columns: repeat(5, 1fr);
        gap: 12px;
        padding: 12px 0;
    }

    .nav-item {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        padding: 10px 14px;
        background: rgba(31, 36, 44, 0.4);
        border: 1px solid transparent;
        border-radius: var(--radius-sm);
        font-size: 14px;
        font-weight: 600;
        color: var(--text-muted);
    }

    .nav-item:hover, .nav-item.active {
        background: var(--surface-bg);
        border-color: var(--primary);
        color: #fff;
        transform: translateY(-2px);
    }

    .nav-item svg {
        width: 18px;
        height: 18px;
        fill: currentColor;
    }

    /* 内页 Hero：获客提问式交互首屏 */
    .lead-hero-section {
        position: relative;
        padding: 70px 0 60px;
        background: radial-gradient(circle at top right, rgba(255, 51, 102, 0.15), transparent 50%),
                    linear-gradient(180deg, #161b22 0%, #0d1117 100%);
        border-bottom: 1px solid var(--border-color);
    }

    .hero-split-grid {
        display: grid;
        grid-template-columns: 1.2fr 0.8fr;
        gap: 40px;
        align-items: center;
    }

    .hero-badge-pill {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: rgba(255, 51, 102, 0.12);
        color: var(--primary);
        border: 1px solid rgba(255, 51, 102, 0.3);
        padding: 5px 14px;
        border-radius: 20px;
        font-size: 13px;
        font-weight: 700;
        margin-bottom: 20px;
    }

    .hero-main-title {
        font-size: 38px;
        line-height: 1.25;
        font-weight: 900;
        margin-bottom: 18px;
        letter-spacing: -0.5px;
        color: #ffffff;
    }

    .hero-main-title span {
        background: linear-gradient(90deg, #ff3366, #ffb703);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
    }

    .hero-lead-text {
        font-size: 16px;
        color: var(--text-muted);
        line-height: 1.7;
        margin-bottom: 28px;
    }

    .hero-quick-tags {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
    }

    .hero-quick-tag {
        font-size: 12px;
        padding: 6px 12px;
        background: var(--surface-bg);
        border: 1px solid var(--border-color);
        border-radius: 4px;
        color: #c9d1d9;
    }

    .interactive-card-box {
        background: var(--surface-bg);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-lg);
        padding: 28px;
        box-shadow: var(--shadow-subtle);
        position: relative;
    }

    .interactive-card-box::before {
        content: "";
        position: absolute;
        top: 0;
        left: 20px;
        right: 20px;
        height: 2px;
        background: linear-gradient(90deg, var(--primary), var(--secondary));
    }

    .card-box-header {
        margin-bottom: 20px;
    }

    .card-box-title {
        font-size: 18px;
        font-weight: 700;
        color: #fff;
        margin-bottom: 6px;
    }

    .card-box-desc {
        font-size: 13px;
        color: var(--text-muted);
    }

    .lead-form-grid {
        display: flex;
        flex-direction: column;
        gap: 14px;
    }

    .form-group-custom label {
        display: block;
        font-size: 13px;
        font-weight: 600;
        margin-bottom: 6px;
        color: #c9d1d9;
    }

    .form-input-custom, .form-select-custom {
        width: 100%;
        padding: 10px 14px;
        background: var(--card-bg);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-sm);
        color: #fff;
        font-size: 14px;
        outline: none;
    }

    .form-input-custom:focus, .form-select-custom:focus {
        border-color: var(--primary);
    }

    .btn-submit-action {
        background: var(--primary);
        color: #fff;
        border: none;
        padding: 12px;
        border-radius: var(--radius-sm);
        font-size: 15px;
        font-weight: 700;
        cursor: pointer;
        transition: all 0.25s ease;
        margin-top: 6px;
    }

    .btn-submit-action:hover {
        background: var(--primary-hover);
        box-shadow: 0 4px 15px rgba(255, 51, 102, 0.4);
    }

    /* 板块通用布局 */
    .page-section {
        padding: 64px 0;
        border-bottom: 1px solid var(--border-color);
    }

    .section-darker {
        background: #090d12;
    }

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

    .section-eyebrow {
        color: var(--secondary);
        font-size: 13px;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 1px;
        margin-bottom: 8px;
    }

    .section-title {
        font-size: 28px;
        font-weight: 800;
        color: #fff;
        letter-spacing: -0.5px;
        margin-bottom: 10px;
    }

    .section-summary {
        font-size: 15px;
        color: var(--text-muted);
        max-width: 780px;
        line-height: 1.6;
    }

    /* 1. 数据驱动看板 */
    .metrics-dashboard-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }

    .metric-panel {
        background: var(--surface-bg);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: 24px 20px;
        position: relative;
        overflow: hidden;
    }

    .metric-panel::after {
        content: "";
        position: absolute;
        right: -20px;
        bottom: -20px;
        width: 80px;
        height: 80px;
        background: radial-gradient(circle, rgba(0, 210, 190, 0.1) 0%, transparent 70%);
        pointer-events: none;
    }

    .metric-value {
        font-size: 36px;
        font-weight: 900;
        color: #ffffff;
        line-height: 1;
        margin-bottom: 8px;
        font-feature-settings: "tnum";
    }

    .metric-value span {
        color: var(--primary);
        font-size: 20px;
    }

    .metric-name {
        font-size: 14px;
        font-weight: 700;
        color: #c9d1d9;
        margin-bottom: 4px;
    }

    .metric-hint {
        font-size: 12px;
        color: var(--text-muted);
    }

    /* 2. 高光矩阵 */
    .matrix-cards-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }

    .matrix-card {
        background: var(--surface-bg);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: 24px;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        transition: transform 0.25s, border-color 0.25s;
    }

    .matrix-card:hover {
        transform: translateY(-4px);
        border-color: var(--secondary);
    }

    .matrix-icon-wrap {
        width: 44px;
        height: 44px;
        background: rgba(0, 210, 190, 0.1);
        border-radius: 10px;
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 18px;
    }

    .matrix-icon-wrap svg {
        width: 22px;
        height: 22px;
        fill: var(--secondary);
    }

    .matrix-card-title {
        font-size: 17px;
        font-weight: 700;
        color: #fff;
        margin-bottom: 10px;
    }

    .matrix-card-text {
        font-size: 13px;
        color: var(--text-muted);
        line-height: 1.6;
        margin-bottom: 18px;
    }

    .matrix-card-pill {
        display: inline-block;
        font-size: 12px;
        font-weight: 600;
        color: var(--accent);
        background: rgba(255, 183, 3, 0.1);
        padding: 4px 10px;
        border-radius: 20px;
        align-self: flex-start;
    }

    /* 3. 结果对抗对比 */
    .comparison-wrapper {
        background: var(--surface-bg);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        overflow: hidden;
    }

    .comparison-grid-header {
        display: grid;
        grid-template-columns: 1fr 1fr 1fr;
        background: var(--card-bg);
        padding: 16px 24px;
        font-weight: 700;
        font-size: 14px;
        border-bottom: 1px solid var(--border-color);
    }

    .comparison-row {
        display: grid;
        grid-template-columns: 1fr 1fr 1fr;
        padding: 18px 24px;
        border-bottom: 1px solid rgba(48, 54, 61, 0.4);
        font-size: 14px;
        align-items: center;
    }

    .comparison-row:last-child {
        border-bottom: none;
    }

    .comp-col-dim {
        font-weight: 700;
        color: #fff;
    }

    .comp-col-std {
        color: var(--text-muted);
    }

    .comp-col-pro {
        color: var(--secondary);
        font-weight: 600;
    }

    /* 4. 里程碑时间线 */
    .timeline-stream {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
        position: relative;
    }

    .timeline-card {
        background: var(--surface-bg);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: 24px;
        position: relative;
    }

    .timeline-phase {
        font-size: 12px;
        font-weight: 800;
        color: var(--primary);
        text-transform: uppercase;
        margin-bottom: 10px;
        letter-spacing: 0.5px;
    }

    .timeline-title {
        font-size: 16px;
        font-weight: 700;
        color: #fff;
        margin-bottom: 8px;
    }

    .timeline-desc {
        font-size: 13px;
        color: var(--text-muted);
        line-height: 1.6;
    }

    /* 5. 资讯内容图文列表 */
    .media-card-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }

    .media-post-card {
        background: var(--surface-bg);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        overflow: hidden;
        display: flex;
        flex-direction: column;
        transition: transform 0.25s, box-shadow 0.25s;
    }

    .media-post-card:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-subtle);
        border-color: rgba(255, 51, 102, 0.4);
    }

    .media-thumb-wrap {
        position: relative;
        aspect-ratio: 16 / 9;
        overflow: hidden;
        background: #000;
    }

    .media-thumb-wrap img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.4s ease;
    }

    .media-post-card:hover .media-thumb-wrap img {
        transform: scale(1.05);
    }

    .media-duration-tag {
        position: absolute;
        bottom: 10px;
        right: 10px;
        background: rgba(0, 0, 0, 0.8);
        color: #fff;
        font-size: 11px;
        font-weight: 700;
        padding: 2px 8px;
        border-radius: 4px;
    }

    .media-content {
        padding: 20px;
        display: flex;
        flex-direction: column;
        flex: 1;
    }

    .media-tag-row {
        display: flex;
        align-items: center;
        gap: 8px;
        margin-bottom: 10px;
    }

    .media-tag-badge {
        font-size: 11px;
        background: rgba(0, 210, 190, 0.15);
        color: var(--secondary);
        padding: 2px 8px;
        border-radius: 4px;
        font-weight: 600;
    }

    .media-view-count {
        font-size: 12px;
        color: var(--text-muted);
    }

    .media-title {
        font-size: 16px;
        font-weight: 700;
        color: #fff;
        line-height: 1.4;
        margin-bottom: 10px;
    }

    .media-brief {
        font-size: 13px;
        color: var(--text-muted);
        line-height: 1.6;
        margin-bottom: 16px;
        flex: 1;
    }

    .media-footer-link {
        font-size: 13px;
        font-weight: 700;
        color: var(--primary);
        display: inline-flex;
        align-items: center;
        gap: 4px;
    }

    .media-footer-link:hover {
        color: #fff;
    }

    /* 6. 播放保障条目 */
    .assurance-features-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }

    .assurance-item {
        background: var(--surface-bg);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: 24px;
        display: flex;
        gap: 16px;
    }

    .assurance-icon {
        flex-shrink: 0;
        width: 48px;
        height: 48px;
        background: rgba(255, 51, 102, 0.1);
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .assurance-icon svg {
        width: 24px;
        height: 24px;
        fill: var(--primary);
    }

    .assurance-text h4 {
        font-size: 16px;
        font-weight: 700;
        color: #fff;
        margin-bottom: 6px;
    }

    .assurance-text p {
        font-size: 13px;
        color: var(--text-muted);
        line-height: 1.5;
    }

    /* 7. 快速解答与常见疑问 */
    .qa-accordion-list {
        display: flex;
        flex-direction: column;
        gap: 16px;
        max-width: 960px;
        margin: 0 auto;
    }

    .qa-item-card {
        background: var(--surface-bg);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: 20px 24px;
    }

    .qa-question {
        font-size: 16px;
        font-weight: 700;
        color: #fff;
        margin-bottom: 10px;
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .qa-badge {
        background: var(--primary);
        color: #fff;
        font-size: 12px;
        padding: 2px 8px;
        border-radius: 4px;
        font-weight: 800;
    }

    .qa-answer {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.7;
    }

    /* 8. 闭环订阅/转化区域 */
    .conversion-panel-box {
        background: linear-gradient(135deg, #1f242c 0%, #161b22 100%);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-lg);
        padding: 48px;
        position: relative;
        overflow: hidden;
    }

    .conversion-panel-box::before {
        content: "";
        position: absolute;
        top: -50px;
        right: -50px;
        width: 240px;
        height: 240px;
        background: radial-gradient(circle, rgba(255, 51, 102, 0.2) 0%, transparent 70%);
        pointer-events: none;
    }

    .conversion-inner {
        max-width: 720px;
        margin: 0 auto;
        text-align: center;
        position: relative;
        z-index: 1;
    }

    .conversion-inner h3 {
        font-size: 30px;
        font-weight: 900;
        color: #fff;
        margin-bottom: 14px;
    }

    .conversion-inner p {
        font-size: 15px;
        color: #c9d1d9;
        line-height: 1.7;
        margin-bottom: 28px;
    }

    .conversion-input-inline {
        display: flex;
        max-width: 520px;
        margin: 0 auto 16px;
        gap: 10px;
    }

    .conversion-input-inline input {
        flex: 1;
        padding: 12px 18px;
        background: var(--dark-bg);
        border: 1px solid var(--border-color);
        border-radius: 30px;
        color: #fff;
        font-size: 14px;
        outline: none;
    }

    .conversion-input-inline input:focus {
        border-color: var(--secondary);
    }

    .btn-convert-inline {
        background: var(--secondary);
        color: #0d1117;
        font-weight: 800;
        border: none;
        padding: 12px 28px;
        border-radius: 30px;
        cursor: pointer;
        transition: all 0.25s ease;
        white-space: nowrap;
    }

    .btn-convert-inline:hover {
        background: #02f3dd;
        box-shadow: 0 4px 15px rgba(0, 210, 190, 0.4);
    }

    .convert-terms-text {
        font-size: 12px;
        color: var(--text-muted);
    }

    /* 页脚样式 */
    .site-footer {
        background-color: #07090c;
        border-top: 1px solid var(--border-color);
        padding: 60px 0 30px;
        color: var(--text-muted);
    }

    .footer-cols {
        display: grid;
        grid-template-columns: 2fr 1fr 1fr 1fr;
        gap: 40px;
        margin-bottom: 40px;
    }

    .footer-col h5 {
        font-size: 15px;
        font-weight: 700;
        color: #fff;
        margin-bottom: 18px;
        letter-spacing: 0.5px;
    }

    .footer-brand-p {
        font-size: 13px;
        line-height: 1.7;
        color: var(--text-muted);
        max-width: 360px;
    }

    .footer-links {
        list-style: none;
    }

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

    .footer-links a {
        font-size: 13px;
        color: var(--text-muted);
    }

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

    .footer-bottom {
        border-top: 1px solid rgba(48, 54, 61, 0.6);
        padding-top: 24px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        font-size: 12px;
        flex-wrap: wrap;
        gap: 12px;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
        .metrics-dashboard-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .matrix-cards-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .timeline-stream {
            grid-template-columns: repeat(2, 1fr);
        }
        .media-card-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .footer-cols {
            grid-template-columns: 1fr 1fr;
        }
    }

    @media (max-width: 768px) {
        .hero-split-grid {
            grid-template-columns: 1fr;
            gap: 30px;
        }
        .grid-nav {
            grid-template-columns: repeat(3, 1fr);
        }
        .comparison-grid-header, .comparison-row {
            grid-template-columns: 1.2fr 1fr 1fr;
            font-size: 13px;
            padding: 14px 16px;
        }
        .assurance-features-grid {
            grid-template-columns: 1fr;
        }
        .conversion-input-inline {
            flex-direction: column;
        }
        .conversion-panel-box {
            padding: 30px 20px;
        }
        .hero-main-title {
            font-size: 28px;
        }
    }

    @media (max-width: 520px) {
        .grid-nav {
            grid-template-columns: repeat(2, 1fr);
        }
        .metrics-dashboard-grid {
            grid-template-columns: 1fr;
        }
        .matrix-cards-grid {
            grid-template-columns: 1fr;
        }
        .timeline-stream {
            grid-template-columns: 1fr;
        }
        .media-card-grid {
            grid-template-columns: 1fr;
        }
        .footer-cols {
            grid-template-columns: 1fr;
        }
        .footer-bottom {
            flex-direction: column;
            text-align: center;
        }
    }

/* roulang page: category3 */
:root {
        --primary: #ff3366;
        --primary-hover: #e02456;
        --secondary: #00d2be;
        --accent: #ffb703;
        --dark-bg: #0d1117;
        --surface-bg: #161b22;
        --card-bg: #1f242c;
        --text-main: #f0f6fc;
        --text-muted: #8b949e;
        --border-color: #30363d;
        --radius-sm: 6px;
        --radius-md: 12px;
        --radius-lg: 20px;
        --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.4);
        --shadow-glow: 0 0 25px rgba(255, 51, 102, 0.25);
        --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }
    * {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
    }
    body {
        font-family: var(--font-sans);
        background-color: var(--dark-bg);
        color: var(--text-main);
        line-height: 1.6;
        overflow-x: hidden;
        -webkit-font-smoothing: antialiased;
    }
    a {
        color: inherit;
        text-decoration: none;
        transition: all 0.25s ease;
    }
    img {
        max-width: 100%;
        height: auto;
        display: block;
    }
    .container {
        width: 100%;
        max-width: 1240px;
        margin: 0 auto;
        padding: 0 20px;
    }

    /* 顶部品牌导航与图标网格 */
    .site-header {
        background-color: rgba(13, 17, 23, 0.95);
        backdrop-filter: blur(12px);
        border-bottom: 1px solid var(--border-color);
        position: sticky;
        top: 0;
        z-index: 1000;
    }
    .header-top {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 16px 0;
        border-bottom: 1px solid rgba(48, 54, 61, 0.5);
    }
    .brand-logo {
        display: flex;
        align-items: center;
        gap: 12px;
        font-size: 20px;
        font-weight: 800;
        letter-spacing: -0.5px;
        color: #fff;
    }
    .brand-logo .badge-dot {
        width: 10px;
        height: 10px;
        background: var(--primary);
        border-radius: 50%;
        box-shadow: 0 0 10px var(--primary);
    }
    .header-search {
        position: relative;
        width: 320px;
        max-width: 100%;
    }
    .header-search input {
        width: 100%;
        padding: 10px 16px 10px 38px;
        background: var(--surface-bg);
        border: 1px solid var(--border-color);
        border-radius: 30px;
        color: #fff;
        font-size: 14px;
        outline: none;
        transition: all 0.3s;
    }
    .header-search input:focus {
        border-color: var(--primary);
        box-shadow: 0 0 0 3px rgba(255, 51, 102, 0.2);
    }
    .header-search .search-icon {
        position: absolute;
        left: 14px;
        top: 50%;
        transform: translateY(-50%);
        fill: var(--text-muted);
        width: 16px;
        height: 16px;
    }
    .grid-nav {
        display: grid;
        grid-template-columns: repeat(5, 1fr);
        gap: 12px;
        padding: 12px 0;
    }
    .nav-item {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        padding: 10px 14px;
        background: rgba(31, 36, 44, 0.4);
        border: 1px solid transparent;
        border-radius: var(--radius-sm);
        font-size: 14px;
        font-weight: 600;
        color: var(--text-muted);
    }
    .nav-item:hover, .nav-item.active {
        background: var(--surface-bg);
        border-color: var(--primary);
        color: #fff;
        transform: translateY(-2px);
    }
    .nav-item svg {
        width: 18px;
        height: 18px;
        fill: currentColor;
    }

    /* 蓝图：Hero 试用申请，权益徽章 + 资格说明 + 申请按钮 */
    .hero-trial-section {
        position: relative;
        padding: 70px 0 60px;
        background: linear-gradient(180deg, rgba(13, 17, 23, 0.85) 0%, rgba(22, 27, 34, 0.98) 100%), url('/assets/images/93126fcc9f6359d2.webp') center/cover no-repeat;
        border-bottom: 1px solid var(--border-color);
    }
    .trial-box {
        max-width: 980px;
        margin: 0 auto;
        background: rgba(22, 27, 34, 0.9);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-lg);
        padding: 40px;
        box-shadow: var(--shadow-subtle);
    }
    .trial-badges {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        margin-bottom: 20px;
    }
    .benefit-badge {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        padding: 6px 14px;
        background: rgba(0, 210, 190, 0.12);
        border: 1px solid var(--secondary);
        color: var(--secondary);
        font-size: 13px;
        font-weight: 700;
        border-radius: 20px;
    }
    .benefit-badge.hot {
        background: rgba(255, 51, 102, 0.15);
        border-color: var(--primary);
        color: var(--primary);
    }
    .benefit-badge.gold {
        background: rgba(255, 183, 3, 0.15);
        border-color: var(--accent);
        color: var(--accent);
    }
    .trial-title {
        font-size: 34px;
        font-weight: 900;
        line-height: 1.3;
        margin-bottom: 16px;
        color: #fff;
    }
    .trial-desc {
        font-size: 16px;
        color: #c9d1d9;
        margin-bottom: 28px;
        line-height: 1.8;
    }
    .trial-qual-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
        background: rgba(13, 17, 23, 0.6);
        padding: 20px;
        border-radius: var(--radius-md);
        border: 1px solid rgba(48, 54, 61, 0.6);
        margin-bottom: 30px;
    }
    .qual-item h4 {
        font-size: 15px;
        color: var(--secondary);
        margin-bottom: 6px;
        display: flex;
        align-items: center;
        gap: 6px;
    }
    .qual-item p {
        font-size: 13px;
        color: var(--text-muted);
        line-height: 1.5;
    }
    .trial-action-row {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 20px;
        flex-wrap: wrap;
    }
    .trial-stats-mini {
        display: flex;
        gap: 24px;
    }
    .stat-pill strong {
        display: block;
        font-size: 22px;
        color: #fff;
        font-weight: 800;
    }
    .stat-pill span {
        font-size: 12px;
        color: var(--text-muted);
    }
    .btn-apply {
        background: var(--primary);
        color: #fff;
        padding: 14px 38px;
        border-radius: 30px;
        font-size: 16px;
        font-weight: 700;
        box-shadow: 0 4px 15px rgba(255, 51, 102, 0.4);
        display: inline-flex;
        align-items: center;
        gap: 8px;
        border: none;
        cursor: pointer;
    }
    .btn-apply:hover {
        background: var(--primary-hover);
        transform: translateY(-2px);
        box-shadow: 0 6px 20px rgba(255, 51, 102, 0.6);
    }

    /* 数据驱动流板块通用设计 */
    .content-section {
        padding: 70px 0;
        border-bottom: 1px solid var(--border-color);
    }
    .content-section.dark-alt {
        background: var(--surface-bg);
    }
    .section-head {
        margin-bottom: 40px;
    }
    .section-head .sec-tag {
        font-size: 13px;
        color: var(--secondary);
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 1px;
        display: block;
        margin-bottom: 8px;
    }
    .section-head h2 {
        font-size: 28px;
        font-weight: 800;
        color: #fff;
        margin-bottom: 12px;
    }
    .section-head p {
        font-size: 15px;
        color: var(--text-muted);
        max-width: 820px;
        line-height: 1.7;
    }

    /* 1. 指标看板 */
    .metric-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }
    .metric-card {
        background: var(--card-bg);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: 24px 20px;
        position: relative;
        overflow: hidden;
    }
    .metric-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 4px;
        height: 100%;
        background: var(--primary);
    }
    .metric-value {
        font-size: 36px;
        font-weight: 900;
        color: #fff;
        margin-bottom: 4px;
        font-family: monospace;
    }
    .metric-value span {
        font-size: 18px;
        color: var(--secondary);
    }
    .metric-title {
        font-size: 15px;
        font-weight: 700;
        color: #fff;
        margin-bottom: 8px;
    }
    .metric-sub {
        font-size: 13px;
        color: var(--text-muted);
        line-height: 1.5;
    }

    /* 2. 服务矩阵（多套专属预设） */
    .matrix-cards-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }
    .matrix-box {
        background: var(--card-bg);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        overflow: hidden;
        transition: transform 0.3s ease, border-color 0.3s ease;
    }
    .matrix-box:hover {
        transform: translateY(-4px);
        border-color: var(--primary);
    }
    .matrix-box-img {
        height: 180px;
        position: relative;
        overflow: hidden;
    }
    .matrix-box-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.4s ease;
    }
    .matrix-box:hover .matrix-box-img img {
        transform: scale(1.05);
    }
    .matrix-box-body {
        padding: 24px;
    }
    .matrix-chip {
        font-size: 12px;
        color: var(--secondary);
        background: rgba(0, 210, 190, 0.1);
        padding: 4px 10px;
        border-radius: 4px;
        font-weight: 600;
        display: inline-block;
        margin-bottom: 12px;
    }
    .matrix-box-title {
        font-size: 19px;
        font-weight: 700;
        color: #fff;
        margin-bottom: 10px;
    }
    .matrix-box-text {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.6;
        margin-bottom: 18px;
    }
    .matrix-spec-list {
        list-style: none;
        border-top: 1px solid rgba(48, 54, 61, 0.6);
        padding-top: 14px;
    }
    .matrix-spec-list li {
        font-size: 13px;
        display: flex;
        justify-content: space-between;
        margin-bottom: 8px;
        color: #c9d1d9;
    }
    .matrix-spec-list li span:last-child {
        font-weight: 700;
        color: var(--accent);
    }

    /* 3. 结果对比（非同质化三列卡片：左右对比面板） */
    .compare-container {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
    .compare-panel {
        background: var(--card-bg);
        border-radius: var(--radius-md);
        border: 1px solid var(--border-color);
        padding: 30px;
        position: relative;
    }
    .compare-panel.recommended {
        border-color: var(--secondary);
        background: linear-gradient(180deg, rgba(0, 210, 190, 0.05) 0%, rgba(31, 36, 44, 0.95) 100%);
    }
    .compare-tag {
        position: absolute;
        top: 16px;
        right: 16px;
        font-size: 12px;
        padding: 4px 12px;
        border-radius: 20px;
        font-weight: 700;
    }
    .compare-panel.recommended .compare-tag {
        background: var(--secondary);
        color: #000;
    }
    .compare-panel.standard .compare-tag {
        background: rgba(255, 255, 255, 0.1);
        color: var(--text-muted);
    }
    .compare-panel h3 {
        font-size: 22px;
        color: #fff;
        margin-bottom: 16px;
    }
    .compare-desc {
        font-size: 14px;
        color: var(--text-muted);
        margin-bottom: 24px;
        line-height: 1.6;
    }
    .compare-bars {
        display: flex;
        flex-direction: column;
        gap: 16px;
    }
    .bar-item label {
        display: flex;
        justify-content: space-between;
        font-size: 13px;
        color: #c9d1d9;
        margin-bottom: 6px;
    }
    .bar-track {
        height: 8px;
        background: rgba(255, 255, 255, 0.08);
        border-radius: 4px;
        overflow: hidden;
    }
    .bar-fill {
        height: 100%;
        border-radius: 4px;
    }

    /* 4. 里程碑（水平节点条） */
    .timeline-wrapper {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
        position: relative;
    }
    .timeline-item {
        background: var(--card-bg);
        border: 1px solid var(--border-color);
        padding: 24px;
        border-radius: var(--radius-md);
        position: relative;
    }
    .timeline-step {
        width: 32px;
        height: 32px;
        background: var(--primary);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 900;
        font-size: 14px;
        color: #fff;
        margin-bottom: 16px;
        box-shadow: 0 0 12px rgba(255, 51, 102, 0.5);
    }
    .timeline-item h4 {
        font-size: 17px;
        color: #fff;
        margin-bottom: 10px;
    }
    .timeline-item p {
        font-size: 13px;
        color: var(--text-muted);
        line-height: 1.6;
    }

    /* 5. 资讯列表（横向图文排版） */
    .news-list-grid {
        display: flex;
        flex-direction: column;
        gap: 18px;
    }
    .news-row-card {
        display: grid;
        grid-template-columns: 240px 1fr auto;
        gap: 24px;
        align-items: center;
        background: var(--card-bg);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: 16px 20px;
        transition: border-color 0.25s ease;
    }
    .news-row-card:hover {
        border-color: var(--primary);
    }
    .news-thumb {
        height: 120px;
        border-radius: var(--radius-sm);
        overflow: hidden;
    }
    .news-thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    .news-content h3 {
        font-size: 18px;
        color: #fff;
        margin-bottom: 8px;
    }
    .news-content p {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.6;
    }
    .news-date {
        font-size: 13px;
        color: var(--accent);
        font-weight: 700;
        text-align: right;
        min-width: 90px;
    }

    /* 6. 平台保障 */
    .guarantee-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }
    .guarantee-card {
        background: var(--card-bg);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: 30px;
        text-align: center;
    }
    .guarantee-icon {
        width: 50px;
        height: 50px;
        margin: 0 auto 18px;
        background: rgba(0, 210, 190, 0.1);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--secondary);
    }
    .guarantee-icon svg {
        width: 26px;
        height: 26px;
        fill: currentColor;
    }
    .guarantee-card h3 {
        font-size: 18px;
        color: #fff;
        margin-bottom: 12px;
    }
    .guarantee-card p {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.6;
    }

    /* 7. 快速解答与常见疑问 */
    .faq-accordion {
        display: flex;
        flex-direction: column;
        gap: 16px;
        max-width: 900px;
        margin: 0 auto;
    }
    .faq-item {
        background: var(--card-bg);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: 20px 24px;
    }
    .faq-q {
        font-size: 17px;
        font-weight: 700;
        color: #fff;
        margin-bottom: 10px;
        display: flex;
        align-items: center;
        gap: 10px;
    }
    .faq-q::before {
        content: 'Q';
        color: var(--primary);
        font-size: 18px;
        font-weight: 900;
    }
    .faq-a {
        font-size: 14px;
        color: #c9d1d9;
        line-height: 1.7;
        padding-left: 24px;
    }

    /* 8. 转化表单 */
    .form-panel-wrapper {
        max-width: 800px;
        margin: 0 auto;
        background: var(--surface-bg);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-lg);
        padding: 40px;
        box-shadow: var(--shadow-subtle);
    }
    .form-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 20px;
        margin-bottom: 24px;
    }
    .form-group {
        display: flex;
        flex-direction: column;
        gap: 8px;
    }
    .form-group.full {
        grid-column: span 2;
    }
    .form-group label {
        font-size: 14px;
        color: #c9d1d9;
        font-weight: 600;
    }
    .form-group input, .form-group select, .form-group textarea {
        background: var(--dark-bg);
        border: 1px solid var(--border-color);
        padding: 12px 16px;
        border-radius: var(--radius-sm);
        color: #fff;
        font-size: 14px;
        outline: none;
        transition: border-color 0.25s;
    }
    .form-group input:focus, .form-group select:focus, .form-group textarea:focus {
        border-color: var(--primary);
    }
    .btn-submit {
        width: 100%;
        background: var(--primary);
        color: #fff;
        padding: 14px;
        border-radius: 30px;
        font-size: 16px;
        font-weight: 700;
        border: none;
        cursor: pointer;
        transition: all 0.25s;
    }
    .btn-submit:hover {
        background: var(--primary-hover);
        box-shadow: 0 4px 15px rgba(255, 51, 102, 0.4);
    }

    /* 页脚 */
    .site-footer {
        background-color: #090c10;
        border-top: 1px solid var(--border-color);
        padding: 60px 0 30px;
        color: var(--text-muted);
    }
    .footer-cols {
        display: grid;
        grid-template-columns: 2fr 1fr 1fr 1fr;
        gap: 40px;
        margin-bottom: 40px;
    }
    .footer-col h5 {
        color: #fff;
        font-size: 16px;
        font-weight: 700;
        margin-bottom: 20px;
    }
    .footer-brand-p {
        font-size: 14px;
        line-height: 1.8;
        color: var(--text-muted);
        max-width: 340px;
    }
    .footer-links {
        list-style: none;
    }
    .footer-links li {
        margin-bottom: 12px;
    }
    .footer-links a {
        font-size: 14px;
        color: var(--text-muted);
    }
    .footer-links a:hover {
        color: var(--primary);
    }
    .footer-bottom {
        border-top: 1px solid rgba(48, 54, 61, 0.4);
        padding-top: 24px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        font-size: 13px;
        flex-wrap: wrap;
        gap: 12px;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
        .metric-grid, .timeline-wrapper {
            grid-template-columns: repeat(2, 1fr);
        }
        .matrix-cards-grid, .guarantee-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .footer-cols {
            grid-template-columns: repeat(2, 1fr);
        }
    }
    @media (max-width: 768px) {
        .grid-nav {
            grid-template-columns: repeat(3, 1fr);
        }
        .header-top {
            flex-direction: column;
            gap: 14px;
            align-items: stretch;
        }
        .header-search {
            width: 100%;
        }
        .trial-qual-grid {
            grid-template-columns: 1fr;
        }
        .compare-container {
            grid-template-columns: 1fr;
        }
        .news-row-card {
            grid-template-columns: 1fr;
        }
        .news-thumb {
            height: 180px;
        }
        .form-grid {
            grid-template-columns: 1fr;
        }
        .form-group.full {
            grid-column: span 1;
        }
    }
    @media (max-width: 520px) {
        .grid-nav {
            grid-template-columns: repeat(2, 1fr);
        }
        .metric-grid, .matrix-cards-grid, .guarantee-grid, .timeline-wrapper {
            grid-template-columns: 1fr;
        }
        .trial-box {
            padding: 24px 18px;
        }
        .trial-title {
            font-size: 24px;
        }
        .footer-cols {
            grid-template-columns: 1fr;
        }
        .btn-apply {
            width: 100%;
            justify-content: center;
        }
    }

/* roulang page: category4 */
:root {
      --primary: #ff3366;
      --primary-hover: #e02456;
      --secondary: #00d2be;
      --accent: #ffb703;
      --dark-bg: #0d1117;
      --surface-bg: #161b22;
      --card-bg: #1f242c;
      --text-main: #f0f6fc;
      --text-muted: #8b949e;
      --border-color: #30363d;
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 20px;
      --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.4);
      --shadow-glow: 0 0 25px rgba(255, 51, 102, 0.25);
      --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }

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

    body {
      font-family: var(--font-sans);
      background-color: var(--dark-bg);
      color: var(--text-main);
      line-height: 1.6;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }

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

    .container {
      width: 100%;
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 20px;
    }

    /* 顶部品牌导航与图标网格 */
    .site-header {
      background-color: rgba(13, 17, 23, 0.95);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 1000;
    }

    .header-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 16px 0;
      border-bottom: 1px solid rgba(48, 54, 61, 0.5);
    }

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 20px;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: #fff;
    }

    .brand-logo .badge-dot {
      width: 10px;
      height: 10px;
      background: var(--primary);
      border-radius: 50%;
      box-shadow: 0 0 10px var(--primary);
    }

    .header-search {
      position: relative;
      width: 320px;
      max-width: 100%;
    }

    .header-search input {
      width: 100%;
      padding: 10px 16px 10px 38px;
      background: var(--surface-bg);
      border: 1px solid var(--border-color);
      border-radius: 30px;
      color: #fff;
      font-size: 14px;
      outline: none;
      transition: all 0.3s;
    }

    .header-search input:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(255, 51, 102, 0.2);
    }

    .header-search .search-icon {
      position: absolute;
      left: 14px;
      top: 50%;
      transform: translateY(-50%);
      fill: var(--text-muted);
      width: 16px;
      height: 16px;
    }

    .grid-nav {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 12px;
      padding: 12px 0;
    }

    .nav-item {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 10px 14px;
      background: rgba(31, 36, 44, 0.4);
      border: 1px solid transparent;
      border-radius: var(--radius-sm);
      font-size: 14px;
      font-weight: 600;
      color: var(--text-muted);
    }

    .nav-item:hover, .nav-item.active {
      background: var(--surface-bg);
      border-color: var(--primary);
      color: #fff;
      transform: translateY(-2px);
    }

    .nav-item svg {
      width: 18px;
      height: 18px;
      fill: currentColor;
    }

    /* 路线图预告版 Hero (蓝图变体：路线图节点条 + 订阅更新) */
    .roadmap-hero {
      position: relative;
      padding: 70px 0 60px;
      background-image: linear-gradient(180deg, rgba(13, 17, 23, 0.85) 0%, rgba(13, 17, 23, 0.98) 100%), url('/assets/images/610bc52647eabea4.webp');
      background-size: cover;
      background-position: center;
      border-bottom: 1px solid var(--border-color);
    }

    .hero-badge-wrap {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 20px;
    }

    .tag-badge {
      background: rgba(255, 51, 102, 0.15);
      color: var(--primary);
      border: 1px solid rgba(255, 51, 102, 0.3);
      padding: 5px 14px;
      border-radius: 20px;
      font-size: 13px;
      font-weight: 700;
    }

    .tag-live {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: rgba(0, 210, 190, 0.15);
      color: var(--secondary);
      border: 1px solid rgba(0, 210, 190, 0.3);
      padding: 5px 14px;
      border-radius: 20px;
      font-size: 13px;
      font-weight: 700;
    }

    .tag-live::before {
      content: '';
      width: 8px;
      height: 8px;
      background-color: var(--secondary);
      border-radius: 50%;
      box-shadow: 0 0 8px var(--secondary);
    }

    h1.hero-h1 {
      font-size: 38px;
      font-weight: 900;
      line-height: 1.3;
      margin-bottom: 18px;
      letter-spacing: -0.5px;
      background: linear-gradient(90deg, #ffffff 0%, #ff8da1 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-summary {
      font-size: 16px;
      color: #c9d1d9;
      line-height: 1.7;
      max-width: 880px;
      margin-bottom: 35px;
    }

    /* 版本节点路线图条 */
    .timeline-nodes {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      background: rgba(22, 27, 34, 0.85);
      padding: 24px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      margin-bottom: 35px;
      position: relative;
    }

    .node-item {
      position: relative;
      padding-left: 20px;
      border-left: 3px solid var(--border-color);
    }

    .node-item.completed {
      border-left-color: var(--secondary);
    }

    .node-item.active-node {
      border-left-color: var(--primary);
    }

    .node-ver {
      font-size: 12px;
      font-weight: 800;
      color: var(--text-muted);
      text-transform: uppercase;
      margin-bottom: 4px;
    }

    .node-item.active-node .node-ver {
      color: var(--primary);
    }

    .node-title {
      font-size: 15px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 6px;
    }

    .node-desc {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.4;
    }

    /* 订阅更新条 */
    .subscribe-bar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      background: rgba(31, 36, 44, 0.7);
      padding: 18px 24px;
      border-radius: var(--radius-md);
      border: 1px solid rgba(255, 51, 102, 0.25);
    }

    .sub-text h4 {
      font-size: 16px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 4px;
    }

    .sub-text p {
      font-size: 13px;
      color: var(--text-muted);
    }

    .sub-form {
      display: flex;
      gap: 10px;
      flex-shrink: 0;
    }

    .sub-form input {
      background: var(--dark-bg);
      border: 1px solid var(--border-color);
      padding: 10px 16px;
      border-radius: 20px;
      color: #fff;
      font-size: 14px;
      outline: none;
      width: 240px;
    }

    .sub-form input:focus {
      border-color: var(--primary);
    }

    .btn-sub {
      background: var(--primary);
      color: #fff;
      border: none;
      padding: 10px 24px;
      border-radius: 20px;
      font-size: 14px;
      font-weight: 700;
      cursor: pointer;
      transition: background 0.2s;
    }

    .btn-sub:hover {
      background: var(--primary-hover);
    }

    /* 通用板块与排版样式 */
    .section-wrap {
      padding: 70px 0;
      border-bottom: 1px solid var(--border-color);
    }

    .section-wrap:nth-child(even) {
      background-color: var(--surface-bg);
    }

    .section-header {
      margin-bottom: 40px;
    }

    .section-subtitle {
      font-size: 13px;
      font-weight: 800;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--secondary);
      margin-bottom: 8px;
    }

    .section-title {
      font-size: 28px;
      font-weight: 800;
      color: #fff;
      margin-bottom: 12px;
      letter-spacing: -0.5px;
    }

    .section-lead {
      font-size: 15px;
      color: var(--text-muted);
      max-width: 760px;
      line-height: 1.6;
    }

    /* 板块 1：指标看板与对战数据矩阵 */
    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .metric-box {
      background: var(--card-bg);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      text-align: left;
      position: relative;
      overflow: hidden;
      transition: transform 0.25s, border-color 0.25s;
    }

    .metric-box:hover {
      transform: translateY(-4px);
      border-color: var(--primary);
    }

    .metric-box::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 3px;
      background: linear-gradient(90deg, var(--primary), var(--secondary));
    }

    .metric-num {
      font-size: 36px;
      font-weight: 900;
      color: #fff;
      margin-bottom: 6px;
      line-height: 1;
      display: flex;
      align-items: baseline;
      gap: 4px;
    }

    .metric-num span {
      font-size: 18px;
      color: var(--secondary);
    }

    .metric-label {
      font-size: 14px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 8px;
    }

    .metric-desc {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 板块 2：双边服务矩阵 (对局体系与实战拆解) */
    .duel-matrix-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 30px;
    }

    .matrix-card {
      background: var(--card-bg);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }

    .matrix-card-media {
      height: 220px;
      overflow: hidden;
      position: relative;
    }

    .matrix-card-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }

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

    .matrix-card-body {
      padding: 24px;
      flex: 1;
    }

    .matrix-role {
      font-size: 12px;
      font-weight: 700;
      padding: 4px 10px;
      border-radius: 4px;
      background: rgba(0, 210, 190, 0.12);
      color: var(--secondary);
      display: inline-block;
      margin-bottom: 12px;
    }

    .matrix-title {
      font-size: 19px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 12px;
    }

    .matrix-text {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 18px;
    }

    .matrix-stats-row {
      display: flex;
      gap: 16px;
      border-top: 1px solid rgba(48, 54, 61, 0.6);
      padding-top: 16px;
    }

    .stat-pill {
      font-size: 12px;
      color: #c9d1d9;
      background: rgba(22, 27, 34, 0.8);
      padding: 6px 12px;
      border-radius: 6px;
      border: 1px solid var(--border-color);
    }

    .stat-pill strong {
      color: var(--accent);
    }

    /* 板块 3：结果对比（天梯路人 vs 职业巅峰） */
    .compare-container {
      background: var(--surface-bg);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 30px;
    }

    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
    }

    .compare-table th, .compare-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--border-color);
      font-size: 14px;
    }

    .compare-table th {
      font-size: 15px;
      font-weight: 700;
      color: #fff;
      background: rgba(31, 36, 44, 0.5);
    }

    .compare-table td.dim {
      color: var(--text-muted);
    }

    .compare-table td.highlight {
      color: var(--primary);
      font-weight: 700;
    }

    .badge-win {
      display: inline-block;
      padding: 3px 8px;
      border-radius: 4px;
      font-size: 11px;
      background: rgba(0, 210, 190, 0.15);
      color: var(--secondary);
      border: 1px solid rgba(0, 210, 190, 0.3);
    }

    /* 板块 4：战役里程碑时间轴 */
    .timeline-stream {
      position: relative;
      margin-left: 20px;
      padding-left: 30px;
      border-left: 2px dashed rgba(255, 51, 102, 0.4);
    }

    .timeline-entry {
      position: relative;
      margin-bottom: 36px;
    }

    .timeline-entry:last-child {
      margin-bottom: 0;
    }

    .timeline-dot {
      position: absolute;
      left: -37px;
      top: 4px;
      width: 14px;
      height: 14px;
      border-radius: 50%;
      background: var(--primary);
      box-shadow: 0 0 10px var(--primary);
    }

    .timeline-time {
      font-size: 12px;
      font-weight: 800;
      color: var(--secondary);
      margin-bottom: 6px;
      text-transform: uppercase;
    }

    .timeline-h3 {
      font-size: 18px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 8px;
    }

    .timeline-text {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 板块 5：深度资讯列表 (图文交错) */
    .news-list {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .news-card {
      background: var(--card-bg);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: transform 0.25s;
    }

    .news-card:hover {
      transform: translateY(-4px);
    }

    .news-thumb {
      height: 180px;
      overflow: hidden;
    }

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

    .news-content {
      padding: 20px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }

    .news-meta {
      font-size: 12px;
      color: var(--accent);
      margin-bottom: 8px;
      font-weight: 600;
    }

    .news-title {
      font-size: 16px;
      font-weight: 700;
      color: #fff;
      line-height: 1.4;
      margin-bottom: 10px;
    }

    .news-desc {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.5;
      margin-bottom: 16px;
      flex: 1;
    }

    .btn-more-link {
      font-size: 13px;
      font-weight: 700;
      color: var(--secondary);
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    .btn-more-link:hover {
      color: #fff;
    }

    /* 板块 6：保障机制与技术沉淀 */
    .guarantee-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .guarantee-box {
      background: rgba(22, 27, 34, 0.6);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
    }

    .guarantee-icon {
      width: 42px;
      height: 42px;
      border-radius: 8px;
      background: rgba(255, 51, 102, 0.1);
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 16px;
      color: var(--primary);
    }

    .guarantee-icon svg {
      width: 22px;
      height: 22px;
      fill: currentColor;
    }

    .guarantee-title {
      font-size: 16px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 10px;
    }

    .guarantee-text {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 板块 7：快速解答与常规 FAQ */
    .faq-accordion {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .faq-item {
      background: var(--card-bg);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px 24px;
    }

    .faq-q {
      font-size: 16px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .faq-q::before {
      content: 'Q';
      display: inline-block;
      width: 22px;
      height: 22px;
      border-radius: 50%;
      background: var(--primary);
      color: #fff;
      font-size: 12px;
      text-align: center;
      line-height: 22px;
      font-weight: 800;
    }

    .faq-a {
      font-size: 14px;
      color: #c9d1d9;
      line-height: 1.6;
      padding-left: 32px;
    }

    /* 板块 8：转化行动表单与赛事预约 */
    .convert-section {
      background: linear-gradient(135deg, rgba(22, 27, 34, 0.95) 0%, rgba(31, 36, 44, 0.95) 100%);
      border: 1px solid rgba(255, 51, 102, 0.3);
      border-radius: var(--radius-lg);
      padding: 40px;
      display: grid;
      grid-template-columns: 1.2fr 1fr;
      gap: 40px;
      align-items: center;
      box-shadow: var(--shadow-glow);
    }

    .convert-info h3 {
      font-size: 26px;
      font-weight: 800;
      color: #fff;
      margin-bottom: 14px;
    }

    .convert-info p {
      font-size: 15px;
      color: #c9d1d9;
      line-height: 1.7;
      margin-bottom: 20px;
    }

    .convert-tags {
      display: flex;
      gap: 10px;
      flex-wrap: wrap;
    }

    .convert-tag {
      font-size: 12px;
      color: var(--secondary);
      background: rgba(0, 210, 190, 0.1);
      padding: 4px 10px;
      border-radius: 4px;
      border: 1px solid rgba(0, 210, 190, 0.2);
    }

    .convert-form-box {
      background: var(--dark-bg);
      padding: 28px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
    }

    .form-group {
      margin-bottom: 16px;
    }

    .form-group label {
      display: block;
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 6px;
      font-weight: 600;
    }

    .form-group input, .form-group select {
      width: 100%;
      background: var(--surface-bg);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      padding: 10px 14px;
      color: #fff;
      font-size: 14px;
      outline: none;
    }

    .form-group input:focus, .form-group select:focus {
      border-color: var(--primary);
    }

    .btn-submit-convert {
      width: 100%;
      background: var(--primary);
      color: #fff;
      border: none;
      padding: 12px;
      border-radius: var(--radius-sm);
      font-size: 15px;
      font-weight: 700;
      cursor: pointer;
      box-shadow: 0 4px 15px rgba(255, 51, 102, 0.35);
      transition: background 0.2s;
    }

    .btn-submit-convert:hover {
      background: var(--primary-hover);
    }

    /* 站点页脚 */
    .site-footer {
      background-color: #080b0f;
      border-top: 1px solid var(--border-color);
      padding: 60px 0 30px;
    }

    .footer-cols {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 30px;
      margin-bottom: 40px;
    }

    .footer-col h5 {
      font-size: 16px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 16px;
    }

    .footer-brand-p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.7;
      padding-right: 20px;
    }

    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-links a {
      font-size: 13px;
      color: var(--text-muted);
    }

    .footer-links a:hover {
      color: var(--primary);
      padding-left: 4px;
    }

    .footer-bottom {
      border-top: 1px solid rgba(48, 54, 61, 0.5);
      padding-top: 25px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 12px;
      color: var(--text-muted);
      flex-wrap: wrap;
      gap: 12px;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .timeline-nodes {
        grid-template-columns: repeat(2, 1fr);
      }
      .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .news-list {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-cols {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .header-top {
        flex-direction: column;
        align-items: flex-start;
        gap: 14px;
      }
      .header-search {
        width: 100%;
      }
      .grid-nav {
        grid-template-columns: repeat(3, 1fr);
      }
      .duel-matrix-layout {
        grid-template-columns: 1fr;
      }
      .convert-section {
        grid-template-columns: 1fr;
      }
      .guarantee-grid {
        grid-template-columns: 1fr;
      }
      .timeline-nodes {
        grid-template-columns: 1fr;
      }
      .metrics-grid {
        grid-template-columns: 1fr;
      }
      .news-list {
        grid-template-columns: 1fr;
      }
      .subscribe-bar {
        flex-direction: column;
        align-items: flex-start;
      }
      .sub-form {
        width: 100%;
        flex-direction: column;
      }
      .sub-form input {
        width: 100%;
      }
    }

    @media (max-width: 520px) {
      .grid-nav {
        grid-template-columns: repeat(2, 1fr);
      }
      .hero-h1 {
        font-size: 26px;
      }
      .footer-cols {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }