/* roulang page: index */
:root {
            --bg-base: #060b19;
            --bg-surface: #0c152e;
            --bg-card: rgba(18, 29, 58, 0.65);
            --bg-card-hover: rgba(28, 44, 86, 0.85);
            --border-glass: rgba(0, 212, 255, 0.15);
            --border-glow: rgba(0, 212, 255, 0.4);
            --primary: #00d4ff;
            --primary-glow: #00f0ff;
            --accent: #3b82f6;
            --text-main: #f1f5f9;
            --text-sub: #94a3b8;
            --text-muted: #64748b;
            --nav-height: 72px;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
            --shadow-glow: 0 0 25px rgba(0, 212, 255, 0.35);
        }

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

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

        a {
            color: inherit;
            text-decoration: none;
            transition: all 0.3s ease;
        }

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

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* 顶部导航 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--nav-height);
            background: rgba(6, 11, 25, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-glass);
            z-index: 1000;
            display: flex;
            align-items: center;
        }

        .header-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .logo-text {
            font-size: 1.5rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #ffffff 30%, var(--primary) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .logo-text::before {
            content: '';
            display: inline-block;
            width: 12px;
            height: 12px;
            background: var(--primary);
            border-radius: 50%;
            box-shadow: 0 0 12px var(--primary-glow);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-sub);
            position: relative;
            padding: 6px 0;
        }

        .nav-link:hover,
        .nav-link.active {
            color: var(--primary);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--primary);
            box-shadow: 0 0 8px var(--primary);
            border-radius: 2px;
        }

        /* 通用按钮 */
        .btn-glow {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            font-size: 0.95rem;
            font-weight: 600;
            color: #060b19;
            background: linear-gradient(135deg, var(--primary) 0%, #38bdf8 100%);
            border: none;
            border-radius: var(--radius-sm);
            cursor: pointer;
            box-shadow: var(--shadow-glow);
            transition: all 0.3s ease;
        }

        .btn-glow:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 35px rgba(0, 212, 255, 0.6);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-main);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-sm);
            backdrop-filter: blur(8px);
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--primary);
            color: var(--primary);
        }

        /* 斜切 Hero 首屏 */
        .hero-section {
            position: relative;
            padding-top: calc(var(--nav-height) + 40px);
            padding-bottom: 90px;
            background: radial-gradient(circle at 80% 20%, rgba(0, 212, 255, 0.12) 0%, transparent 60%);
            overflow: hidden;
        }

        .hero-diagonal-bg {
            position: absolute;
            top: 0;
            right: -10%;
            width: 60%;
            height: 100%;
            background: linear-gradient(135deg, rgba(59, 130, 246, 0.15) 0%, rgba(0, 212, 255, 0.03) 100%);
            transform: skewX(-16deg);
            border-left: 1px solid var(--border-glass);
            pointer-events: none;
            z-index: 1;
        }

        .hero-inner {
            position: relative;
            z-index: 2;
            max-width: 820px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            border-radius: 30px;
            background: rgba(0, 212, 255, 0.08);
            border: 1px solid var(--border-glass);
            color: var(--primary);
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 24px;
            letter-spacing: 0.5px;
        }

        .hero-title {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 24px;
            color: #ffffff;
            letter-spacing: -0.5px;
        }

        .hero-title span {
            background: linear-gradient(135deg, var(--primary) 0%, #38bdf8 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-desc {
            font-size: 1.1rem;
            color: var(--text-sub);
            line-height: 1.8;
            margin-bottom: 36px;
            max-width: 740px;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            gap: 18px;
        }

        /* 板块基础规范 */
        .section-block {
            padding: 80px 0;
            position: relative;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }

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

        .section-header {
            margin-bottom: 48px;
        }

        .section-header.text-center {
            text-align: center;
            max-width: 760px;
            margin-left: auto;
            margin-right: auto;
        }

        .section-tag {
            color: var(--primary);
            font-size: 0.85rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            display: block;
            margin-bottom: 10px;
        }

        .section-heading {
            font-size: 2rem;
            font-weight: 700;
            color: #ffffff;
            line-height: 1.3;
            margin-bottom: 16px;
        }

        .section-lead {
            font-size: 1rem;
            color: var(--text-sub);
            line-height: 1.7;
        }

        /* 玻璃拟态卡片 */
        .glass-card {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            padding: 32px;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            transition: all 0.3s ease;
        }

        .glass-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-glow);
            transform: translateY(-4px);
            box-shadow: var(--shadow-glass);
        }

        /* 网格系统 */
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }

        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        /* 板块 1: 核心赋能目标 (学习目标蓝图) */
        .goal-card-header {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 16px;
        }

        .goal-index {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary);
            opacity: 0.8;
        }

        .goal-card-title {
            font-size: 1.25rem;
            font-weight: 700;
            color: #ffffff;
        }

        .goal-card-desc {
            font-size: 0.95rem;
            color: var(--text-sub);
            line-height: 1.6;
        }

        /* 板块 2: 服务推进路径 (课程路径蓝图) */
        .path-timeline {
            position: relative;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .path-timeline::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 5%;
            right: 5%;
            height: 2px;
            background: linear-gradient(90deg, var(--border-glass) 0%, var(--primary) 50%, var(--border-glass) 100%);
            z-index: 0;
        }

        .path-step-card {
            position: relative;
            z-index: 1;
            background: var(--bg-surface);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            padding: 24px;
            text-align: center;
        }

        .step-circle {
            width: 48px;
            height: 48px;
            margin: 0 auto 18px;
            border-radius: 50%;
            background: var(--bg-base);
            border: 2px solid var(--primary);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            box-shadow: 0 0 15px rgba(0, 212, 255, 0.2);
        }

        .step-title {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: #ffffff;
        }

        .step-desc {
            font-size: 0.9rem;
            color: var(--text-sub);
            line-height: 1.6;
        }

        /* 板块 3: 运营进度矩阵 (进度模块蓝图) */
        .progress-grid {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 36px;
            align-items: center;
        }

        .progress-item {
            margin-bottom: 24px;
        }

        .progress-label-wrap {
            display: flex;
            justify-content: space-between;
            margin-bottom: 8px;
            font-size: 0.95rem;
            font-weight: 600;
        }

        .progress-bar-bg {
            height: 8px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 4px;
            overflow: hidden;
        }

        .progress-bar-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--accent) 0%, var(--primary) 100%);
            border-radius: 4px;
        }

        /* 板块 4: 成果案例墙 (成果墙蓝图) */
        .showcase-stat-badge {
            display: inline-block;
            padding: 4px 10px;
            border-radius: 4px;
            background: rgba(0, 212, 255, 0.1);
            color: var(--primary);
            font-size: 0.8rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .showcase-title {
            font-size: 1.2rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 10px;
        }

        .showcase-metric {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            margin: 12px 0;
            font-family: monospace;
        }

        .showcase-desc {
            font-size: 0.9rem;
            color: var(--text-sub);
            line-height: 1.6;
        }

        /* 板块 5: 行业洞察资讯 (资讯蓝图) */
        .news-card {
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            height: 100%;
        }

        .news-date {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 8px;
        }

        .news-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: #ffffff;
            line-height: 1.4;
            margin-bottom: 12px;
        }

        .news-summary {
            font-size: 0.9rem;
            color: var(--text-sub);
            line-height: 1.6;
            margin-bottom: 20px;
        }

        .news-link-text {
            color: var(--primary);
            font-size: 0.9rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        /* 板块 6: 痛点清单矩阵 */
        .painpoint-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .painpoint-row {
            display: grid;
            grid-template-columns: 80px 1fr 1fr;
            align-items: center;
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-sm);
            padding: 18px 24px;
            gap: 20px;
        }

        .pain-index {
            font-weight: 800;
            color: #ef4444;
            font-size: 1.1rem;
        }

        .pain-problem {
            font-size: 0.95rem;
            color: var(--text-main);
            font-weight: 600;
        }

        .pain-solution {
            font-size: 0.9rem;
            color: var(--primary);
        }

        /* 板块 7: 一页摘要速览 */
        .summary-box {
            background: linear-gradient(135deg, rgba(12, 21, 46, 0.9) 0%, rgba(18, 29, 58, 0.6) 100%);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            padding: 40px;
        }

        .summary-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
            margin-top: 24px;
        }

        .summary-item {
            padding: 16px;
            background: rgba(255, 255, 255, 0.02);
            border-radius: var(--radius-sm);
            border-left: 3px solid var(--primary);
        }

        .summary-item h4 {
            font-size: 1rem;
            color: #ffffff;
            margin-bottom: 6px;
        }

        .summary-item p {
            font-size: 0.85rem;
            color: var(--text-sub);
            line-height: 1.5;
        }

        /* 板块 8: 品牌叙事 */
        .brand-story-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .story-content h3 {
            font-size: 1.8rem;
            color: #ffffff;
            margin-bottom: 18px;
            line-height: 1.3;
        }

        .story-content p {
            font-size: 0.95rem;
            color: var(--text-sub);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        /* 板块 9: 渠道生态矩阵 */
        .channel-card {
            text-align: center;
            padding: 24px 16px;
        }

        .channel-icon-placeholder {
            width: 48px;
            height: 48px;
            background: rgba(0, 212, 255, 0.1);
            border-radius: 12px;
            margin: 0 auto 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            color: var(--primary);
            border: 1px solid var(--border-glass);
        }

        .channel-name {
            font-size: 1rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 6px;
        }

        .channel-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* 板块 10: 服务合作方案对比 (票种对比蓝图) */
        .tier-card {
            position: relative;
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            padding: 36px 28px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .tier-card.featured {
            border-color: var(--primary);
            box-shadow: 0 0 30px rgba(0, 212, 255, 0.15);
            background: var(--bg-card-hover);
        }

        .tier-card.featured::before {
            content: '推荐方案';
            position: absolute;
            top: -12px;
            right: 24px;
            background: var(--primary);
            color: #060b19;
            font-size: 0.75rem;
            font-weight: 800;
            padding: 2px 10px;
            border-radius: 20px;
        }

        .tier-name {
            font-size: 1.3rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 8px;
        }

        .tier-target {
            font-size: 0.85rem;
            color: var(--text-sub);
            margin-bottom: 24px;
            min-height: 40px;
        }

        .tier-features {
            list-style: none;
            margin-bottom: 32px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .tier-features li {
            font-size: 0.9rem;
            color: var(--text-main);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .tier-features li::before {
            content: '✓';
            color: var(--primary);
            font-weight: 800;
        }

        /* 板块 11: 核心顾问矩阵 (嘉宾亮点蓝图) */
        .advisor-card {
            text-align: center;
            padding: 28px 20px;
        }

        .advisor-avatar {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
            border: 2px solid var(--primary);
            margin: 0 auto 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary);
        }

        .advisor-name {
            font-size: 1.1rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 4px;
        }

        .advisor-role {
            font-size: 0.85rem;
            color: var(--primary);
            margin-bottom: 12px;
        }

        .advisor-bio {
            font-size: 0.85rem;
            color: var(--text-sub);
            line-height: 1.6;
        }

        /* 板块 12: 转化收口 */
        .cta-box {
            background: linear-gradient(135deg, rgba(0, 212, 255, 0.15) 0%, rgba(59, 130, 246, 0.05) 100%);
            border: 1px solid var(--border-glow);
            border-radius: var(--radius-lg);
            padding: 60px 40px;
            text-align: center;
            box-shadow: var(--shadow-glow);
        }

        .cta-heading {
            font-size: 2.2rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 16px;
        }

        .cta-desc {
            font-size: 1.05rem;
            color: var(--text-sub);
            max-width: 680px;
            margin: 0 auto 32px;
        }

        /* 页脚规范 */
        .site-footer {
            background-color: #040711;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 60px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 48px;
        }

        .footer-brand-title {
            font-size: 1.3rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 16px;
        }

        .footer-brand-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 400px;
        }

        .footer-col-title {
            font-size: 1rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 18px;
        }

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

        .footer-links a {
            color: var(--text-sub);
            font-size: 0.9rem;
        }

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

        .footer-bottom {
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.04);
            text-align: center;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* 响应式断点 */
        @media (max-width: 1024px) {
            .hero-title { font-size: 2.5rem; }
            .grid-4 { grid-template-columns: repeat(2, 1fr); }
            .path-timeline { grid-template-columns: repeat(2, 1fr); }
            .path-timeline::before { display: none; }
            .summary-grid { grid-template-columns: repeat(2, 1fr); }
        }

        @media (max-width: 768px) {
            .hero-title { font-size: 2rem; }
            .grid-3, .grid-2 { grid-template-columns: 1fr; }
            .progress-grid { grid-template-columns: 1fr; }
            .brand-story-grid { grid-template-columns: 1fr; }
            .painpoint-row { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; }
            .hero-diagonal-bg { display: none; }
            .section-block { padding: 60px 0; }
        }

/* roulang page: category1 */
:root {
      --bg-base: #060b19;
      --bg-surface: #0c152e;
      --bg-card: rgba(18, 29, 58, 0.65);
      --bg-card-hover: rgba(28, 44, 86, 0.85);
      --border-glass: rgba(0, 212, 255, 0.15);
      --border-glow: rgba(0, 212, 255, 0.4);
      --primary: #00d4ff;
      --primary-glow: #00f0ff;
      --accent: #3b82f6;
      --text-main: #f1f5f9;
      --text-sub: #94a3b8;
      --text-muted: #64748b;
      --nav-height: 72px;
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
      --shadow-glow: 0 0 25px rgba(0, 212, 255, 0.35);
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      font-family: var(--font-sans);
      background-color: var(--bg-base);
      color: var(--text-main);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.3s ease;
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    .container {
      width: 100%;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* 顶部导航 */
    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      height: var(--nav-height);
      background: rgba(6, 11, 25, 0.85);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--border-glass);
      z-index: 1000;
      display: flex;
      align-items: center;
    }
    .header-wrap {
      display: flex;
      align-items: center;
      justify-content: space-between;
      width: 100%;
    }
    .logo-text {
      font-size: 1.5rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      background: linear-gradient(135deg, #ffffff 30%, var(--primary) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .logo-text::before {
      content: '';
      display: inline-block;
      width: 12px;
      height: 12px;
      background: var(--primary);
      border-radius: 50%;
      box-shadow: 0 0 12px var(--primary-glow);
    }
    .main-nav {
      display: flex;
      align-items: center;
      gap: 32px;
    }
    .nav-link {
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-sub);
      position: relative;
      padding: 6px 0;
    }
    .nav-link:hover,
    .nav-link.active {
      color: var(--primary);
    }
    .nav-link.active::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      height: 2px;
      background: var(--primary);
      box-shadow: 0 0 8px var(--primary);
      border-radius: 2px;
    }

    /* 按钮与通用标签 */
    .btn-glow {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 12px 28px;
      font-size: 0.95rem;
      font-weight: 600;
      color: #060b19;
      background: linear-gradient(135deg, var(--primary) 0%, #38bdf8 100%);
      border: none;
      border-radius: var(--radius-sm);
      cursor: pointer;
      box-shadow: var(--shadow-glow);
      transition: all 0.3s ease;
    }
    .btn-glow:hover {
      transform: translateY(-2px);
      box-shadow: 0 0 35px rgba(0, 212, 255, 0.6);
      color: #060b19;
    }
    .btn-secondary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 12px 28px;
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--text-main);
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--border-glass);
      border-radius: var(--radius-sm);
      backdrop-filter: blur(8px);
    }
    .btn-secondary:hover {
      background: rgba(255, 255, 255, 0.1);
      border-color: var(--primary);
      color: var(--primary);
    }
    .section-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 14px;
      background: rgba(0, 212, 255, 0.08);
      border: 1px solid var(--border-glass);
      border-radius: 20px;
      color: var(--primary);
      font-size: 0.85rem;
      font-weight: 600;
      margin-bottom: 16px;
    }
    .section-head {
      margin-bottom: 48px;
    }
    .section-title {
      font-size: 2.2rem;
      font-weight: 800;
      color: #fff;
      line-height: 1.3;
      margin-bottom: 12px;
    }
    .section-desc {
      font-size: 1.05rem;
      color: var(--text-sub);
      max-width: 760px;
      line-height: 1.7;
    }

    /* 优惠券/特惠方案 Hero */
    .coupon-hero {
      position: relative;
      padding-top: calc(var(--nav-height) + 50px);
      padding-bottom: 70px;
      background: radial-gradient(circle at 50% 0%, rgba(0, 212, 255, 0.15) 0%, rgba(6, 11, 25, 0) 70%);
      border-bottom: 1px solid var(--border-glass);
    }
    .coupon-hero-wrap {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 40px;
      align-items: center;
    }
    .hero-intro h1 {
      font-size: 2.8rem;
      font-weight: 800;
      line-height: 1.25;
      color: #ffffff;
      margin-bottom: 20px;
    }
    .hero-intro h1 span {
      background: linear-gradient(135deg, var(--primary) 0%, #38bdf8 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-intro p {
      font-size: 1.1rem;
      color: var(--text-sub);
      line-height: 1.8;
      margin-bottom: 32px;
    }
    
    /* 优惠券墙主视觉 */
    .coupon-card-main {
      background: linear-gradient(135deg, rgba(20, 36, 75, 0.85) 0%, rgba(10, 20, 44, 0.9) 100%);
      border: 1px dashed var(--primary);
      border-radius: var(--radius-lg);
      padding: 32px;
      position: relative;
      box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5), var(--shadow-glow);
      backdrop-filter: blur(12px);
    }
    .coupon-card-main::before, .coupon-card-main::after {
      content: '';
      position: absolute;
      top: 50%;
      width: 24px;
      height: 24px;
      background: var(--bg-base);
      border-radius: 50%;
      transform: translateY(-50%);
    }
    .coupon-card-main::before { left: -12px; border-right: 1px solid var(--primary); }
    .coupon-card-main::after { right: -12px; border-left: 1px solid var(--primary); }
    .coupon-tag {
      background: rgba(0, 212, 255, 0.2);
      color: var(--primary-glow);
      padding: 4px 12px;
      font-size: 0.8rem;
      font-weight: 700;
      border-radius: 4px;
      display: inline-block;
      margin-bottom: 12px;
    }
    .coupon-val {
      font-size: 2.8rem;
      font-weight: 900;
      color: #fff;
      display: flex;
      align-items: baseline;
      gap: 6px;
      margin-bottom: 8px;
    }
    .coupon-val span {
      font-size: 1.2rem;
      font-weight: 600;
      color: var(--primary);
    }
    .coupon-detail {
      color: var(--text-sub);
      font-size: 0.95rem;
      margin-bottom: 24px;
      border-bottom: 1px dashed rgba(255, 255, 255, 0.1);
      padding-bottom: 16px;
    }
    .coupon-claim-btn {
      width: 100%;
      text-align: center;
    }

    /* 各业务板块通用 */
    .service-section {
      padding: 80px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }
    .service-section:nth-of-type(even) {
      background: rgba(12, 21, 46, 0.3);
    }
    
    /* 玻璃拟态卡片网格 */
    .matrix-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .matrix-card {
      background: var(--bg-card);
      border: 1px solid var(--border-glass);
      border-radius: var(--radius-md);
      padding: 32px 28px;
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
      position: relative;
      overflow: hidden;
    }
    .matrix-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 3px;
      background: linear-gradient(90deg, transparent, var(--primary), transparent);
      opacity: 0;
      transition: opacity 0.3s ease;
    }
    .matrix-card:hover {
      background: var(--bg-card-hover);
      border-color: var(--border-glow);
      transform: translateY(-6px);
      box-shadow: var(--shadow-glow);
    }
    .matrix-card:hover::before {
      opacity: 1;
    }
    .card-icon {
      width: 48px;
      height: 48px;
      background: rgba(0, 212, 255, 0.1);
      border: 1px solid var(--border-glass);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px;
      color: var(--primary);
      font-size: 1.4rem;
      font-weight: bold;
    }
    .card-title {
      font-size: 1.25rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 12px;
    }
    .card-text {
      color: var(--text-sub);
      font-size: 0.95rem;
      line-height: 1.7;
      margin-bottom: 18px;
    }
    .card-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }
    .card-tags span {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.08);
      font-size: 0.8rem;
      color: var(--primary);
      padding: 3px 10px;
      border-radius: 4px;
    }

    /* 方案交付执行阶段 */
    .process-timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
    }
    .process-step {
      background: var(--bg-surface);
      border: 1px solid var(--border-glass);
      border-radius: var(--radius-md);
      padding: 28px 22px;
      position: relative;
    }
    .step-num {
      font-size: 2rem;
      font-weight: 900;
      color: rgba(0, 212, 255, 0.25);
      line-height: 1;
      margin-bottom: 12px;
    }
    .step-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 10px;
    }
    .step-desc {
      font-size: 0.9rem;
      color: var(--text-sub);
      line-height: 1.6;
    }

    /* 矩阵赋能数据展示 */
    .data-matrix-wrap {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 30px;
    }
    .data-matrix-box {
      background: linear-gradient(180deg, rgba(18, 29, 58, 0.8) 0%, rgba(6, 11, 25, 0.8) 100%);
      border: 1px solid var(--border-glass);
      border-radius: var(--radius-md);
      padding: 24px;
      text-align: center;
    }
    .data-matrix-num {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 6px;
    }
    .data-matrix-lbl {
      font-size: 0.9rem;
      color: var(--text-sub);
    }

    /* 行业解决方案卡片 */
    .industry-list {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }
    .industry-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-glass);
      border-radius: var(--radius-md);
      padding: 30px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .industry-title {
      font-size: 1.3rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .industry-title::before {
      content: '';
      width: 4px;
      height: 18px;
      background: var(--primary);
      border-radius: 2px;
    }
    .industry-desc {
      color: var(--text-sub);
      font-size: 0.95rem;
      line-height: 1.7;
      margin-bottom: 20px;
    }
    .industry-points {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .industry-points li {
      font-size: 0.9rem;
      color: var(--text-main);
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .industry-points li::before {
      content: '✓';
      color: var(--primary);
      font-weight: bold;
    }

    /* FAQ 区块 */
    .faq-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }
    .faq-item {
      background: var(--bg-card);
      border: 1px solid var(--border-glass);
      border-radius: var(--radius-md);
      padding: 24px;
    }
    .faq-q {
      font-size: 1.1rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .faq-q::before {
      content: 'Q.';
      color: var(--primary);
    }
    .faq-a {
      font-size: 0.92rem;
      color: var(--text-sub);
      line-height: 1.7;
    }

    /* 合作转化条 */
    .cta-banner {
      background: linear-gradient(135deg, rgba(12, 21, 46, 0.9) 0%, rgba(20, 36, 75, 0.9) 100%);
      border: 1px solid var(--border-glow);
      border-radius: var(--radius-lg);
      padding: 48px;
      text-align: center;
      position: relative;
      overflow: hidden;
      box-shadow: var(--shadow-glow);
    }
    .cta-banner h2 {
      font-size: 2.2rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 14px;
    }
    .cta-banner p {
      font-size: 1.05rem;
      color: var(--text-sub);
      max-width: 680px;
      margin: 0 auto 28px auto;
    }

    /* 底部页脚 */
    .site-footer {
      background: #03060d;
      border-top: 1px solid var(--border-glass);
      padding: 60px 0 24px 0;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1.5fr;
      gap: 48px;
      margin-bottom: 48px;
    }
    .footer-brand-title {
      font-size: 1.4rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 14px;
    }
    .footer-brand-desc {
      color: var(--text-sub);
      font-size: 0.92rem;
      line-height: 1.7;
      max-width: 380px;
    }
    .footer-col-title {
      font-size: 1.1rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 18px;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a {
      color: var(--text-sub);
      font-size: 0.92rem;
    }
    .footer-links a:hover {
      color: var(--primary);
    }
    .footer-bottom {
      text-align: center;
      padding-top: 24px;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      color: var(--text-muted);
      font-size: 0.85rem;
    }

    /* 响应式适配 */
    @media (max-width: 1024px) {
      .coupon-hero-wrap {
        grid-template-columns: 1fr;
      }
      .matrix-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-timeline {
        grid-template-columns: repeat(2, 1fr);
      }
      .data-matrix-wrap {
        grid-template-columns: repeat(2, 1fr);
      }
    }
    @media (max-width: 768px) {
      .hero-intro h1 {
        font-size: 2.1rem;
      }
      .matrix-grid, .industry-list, .faq-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
      }
      .cta-banner {
        padding: 32px 20px;
      }
    }