/* roulang page: index */
:root {
      --primary: #0B1B3D;
      --primary-dark: #070F26;
      --accent: #00A878;
      --accent-hover: #008f66;
      --warning: #F59E0B;
      --text-main: #0F172A;
      --text-muted: #334155;
      --text-light: #64748B;
      --bg-white: #FFFFFF;
      --bg-slate: #F8FAFC;
      --bg-light-blue: #F0F4F8;
      --border-color: #E2E8F0;
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 16px;
      --shadow-sm: 0 2px 8px rgba(11, 27, 61, 0.04);
      --shadow-md: 0 4px 20px -2px rgba(11, 27, 61, 0.06);
      --shadow-hover: 0 12px 28px -4px rgba(11, 27, 61, 0.12);
      --font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
    }

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

    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }

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

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

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

    button, input, select, textarea {
      font-family: inherit;
    }

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

    /* 顶部微型信息条与导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: var(--bg-white);
      box-shadow: 0 1px 3px rgba(0,0,0,0.06);
    }

    .top-bar {
      background: var(--primary);
      color: #94A3B8;
      font-size: 13px;
      padding: 7px 0;
      border-bottom: 1px solid rgba(255,255,255,0.08);
    }
    .top-bar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
    }
    .top-bar-left span {
      margin-right: 20px;
    }
    .top-bar-left strong {
      color: #E2E8F0;
    }
    .top-bar-right a {
      color: #CBD5E1;
      margin-left: 15px;
    }
    .top-bar-right a:hover {
      color: var(--accent);
    }

    .nav-bar {
      padding: 16px 0;
    }
    .nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 22px;
      font-weight: 700;
      color: var(--primary);
      letter-spacing: -0.5px;
    }
    .logo-badge {
      display: inline-block;
      width: 32px;
      height: 32px;
      background: linear-gradient(135deg, var(--accent) 0%, var(--primary) 100%);
      color: #fff;
      text-align: center;
      line-height: 32px;
      border-radius: var(--radius-sm);
      font-weight: 800;
      font-size: 16px;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 24px;
      list-style: none;
    }
    .nav-links a {
      font-size: 15px;
      font-weight: 500;
      color: var(--text-main);
      padding: 6px 2px;
      position: relative;
    }
    .nav-links a:hover,
    .nav-links a.active {
      color: var(--accent);
    }
    .nav-links a.active::after {
      content: "";
      position: absolute;
      bottom: -4px;
      left: 0;
      right: 0;
      height: 2px;
      background: var(--accent);
      border-radius: 2px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 15px;
      font-weight: 600;
      padding: 10px 22px;
      border-radius: var(--radius-sm);
      cursor: pointer;
      border: 1px solid transparent;
      transition: all 0.25s ease;
      white-space: nowrap;
    }
    .btn-accent {
      background: var(--accent);
      color: #FFFFFF;
    }
    .btn-accent:hover {
      background: var(--accent-hover);
      box-shadow: 0 4px 14px rgba(0, 168, 120, 0.3);
    }
    .btn-outline {
      border-color: var(--border-color);
      background: var(--bg-white);
      color: var(--text-main);
    }
    .btn-outline:hover {
      border-color: var(--accent);
      color: var(--accent);
      background: #F0FDF4;
    }
    .btn-dark {
      background: var(--primary);
      color: #FFFFFF;
    }
    .btn-dark:hover {
      background: #142857;
      color: #FFFFFF;
    }

    .mobile-menu-toggle {
      display: none;
      background: none;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      padding: 8px 12px;
      font-size: 18px;
      color: var(--text-main);
      cursor: pointer;
    }

    /* 板块通用体系 */
    .section-padding {
      padding: 84px 0;
    }
    .section-header {
      max-width: 780px;
      margin: 0 auto 52px;
      text-align: center;
    }
    .section-eyebrow {
      display: inline-block;
      font-size: 13px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--accent);
      background: rgba(0, 168, 120, 0.1);
      padding: 4px 14px;
      border-radius: 20px;
      margin-bottom: 14px;
    }
    .section-title {
      font-size: 32px;
      font-weight: 800;
      color: var(--text-main);
      line-height: 1.3;
      margin-bottom: 16px;
    }
    .section-desc {
      font-size: 16px;
      color: var(--text-light);
      line-height: 1.7;
    }

    /* 板块 1: 全宽浅色顶栏+矮横幅 Hero 区域 */
    .hero-banner {
      background: linear-gradient(180deg, #F0F4F8 0%, #FFFFFF 100%);
      border-bottom: 1px solid var(--border-color);
      padding: 56px 0 64px;
      position: relative;
      overflow: hidden;
    }
    .hero-banner::after {
      content: "";
      position: absolute;
      top: 0;
      right: 0;
      width: 45%;
      height: 100%;
      background: url('/assets/images/ba11d6df731f70c0.png') no-repeat center right;
      background-size: cover;
      opacity: 0.12;
      pointer-events: none;
    }
    .hero-inner {
      position: relative;
      z-index: 2;
      max-width: 880px;
    }
    .hero-tagline {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      padding: 6px 14px;
      border-radius: 30px;
      font-size: 13px;
      font-weight: 600;
      color: var(--primary);
      margin-bottom: 20px;
      box-shadow: var(--shadow-sm);
    }
    .hero-tagline .dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--accent);
    }
    .hero-title {
      font-size: 42px;
      font-weight: 900;
      color: var(--primary);
      line-height: 1.25;
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }
    .hero-intro {
      font-size: 17px;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 32px;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      align-items: center;
      margin-bottom: 32px;
    }
    .hero-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 20px;
      font-size: 13px;
      color: var(--text-light);
      border-top: 1px solid var(--border-color);
      padding-top: 24px;
    }
    .hero-badges span {
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .hero-badges svg {
      width: 16px;
      height: 16px;
      fill: var(--accent);
    }

    /* 板块 2: 左资讯流 + 右热榜/入口双栏布局 */
    .section-news-dashboard {
      background: var(--bg-white);
    }
    .dual-stream-grid {
      display: grid;
      grid-template-columns: 2fr 1fr;
      gap: 36px;
    }
    .news-card-horizontal {
      display: flex;
      gap: 20px;
      background: var(--bg-slate);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px;
      margin-bottom: 20px;
      transition: all 0.25s ease;
    }
    .news-card-horizontal:hover {
      box-shadow: var(--shadow-md);
      transform: translateY(-2px);
      border-color: #CBD5E1;
    }
    .news-img {
      width: 180px;
      height: 120px;
      flex-shrink: 0;
      border-radius: var(--radius-sm);
      overflow: hidden;
      background: #E2E8F0;
    }
    .news-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .news-content {
      flex: 1;
    }
    .news-meta {
      display: flex;
      gap: 12px;
      font-size: 12px;
      color: var(--text-light);
      margin-bottom: 8px;
    }
    .news-badge {
      color: var(--accent);
      font-weight: 700;
      background: rgba(0, 168, 120, 0.08);
      padding: 2px 8px;
      border-radius: 4px;
    }
    .news-title {
      font-size: 17px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
      line-height: 1.4;
    }
    .news-summary {
      font-size: 14px;
      color: var(--text-light);
      line-height: 1.6;
    }

    .hot-rank-panel {
      background: var(--bg-slate);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      position: sticky;
      top: 100px;
    }
    .rank-header {
      font-size: 18px;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 18px;
      padding-bottom: 12px;
      border-bottom: 1px solid var(--border-color);
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .rank-list {
      list-style: none;
    }
    .rank-item {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      padding: 12px 0;
      border-bottom: 1px dashed #E2E8F0;
    }
    .rank-item:last-child {
      border-bottom: none;
    }
    .rank-index {
      width: 24px;
      height: 24px;
      background: #E2E8F0;
      color: var(--text-muted);
      border-radius: 50%;
      font-size: 12px;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }
    .rank-item:nth-child(1) .rank-index {
      background: #EF4444;
      color: #fff;
    }
    .rank-item:nth-child(2) .rank-index {
      background: #F97316;
      color: #fff;
    }
    .rank-item:nth-child(3) .rank-index {
      background: #F59E0B;
      color: #fff;
    }
    .rank-item-info h4 {
      font-size: 14px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 4px;
      line-height: 1.4;
    }
    .rank-item-info p {
      font-size: 12px;
      color: var(--text-light);
    }

    /* 板块 3: 专题条（横贯式核心指标与关键专栏） */
    .section-topic-strip {
      background: var(--primary);
      color: #FFFFFF;
      padding: 44px 0;
      border-top: 1px solid rgba(255,255,255,0.06);
      border-bottom: 1px solid rgba(255,255,255,0.06);
    }
    .topic-strip-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .topic-col {
      border-right: 1px solid rgba(255,255,255,0.12);
      padding-right: 20px;
    }
    .topic-col:last-child {
      border-right: none;
      padding-right: 0;
    }
    .topic-tag {
      font-size: 12px;
      color: var(--accent);
      font-weight: 700;
      margin-bottom: 6px;
    }
    .topic-title {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 8px;
      color: #F8FAFC;
    }
    .topic-desc {
      font-size: 13px;
      color: #94A3B8;
      line-height: 1.6;
    }

    /* 板块 4: 对比我们 vs 传统（痛点唤醒与破解） */
    .section-comparison {
      background: var(--bg-slate);
    }
    .comparison-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 30px;
    }
    .cmp-card {
      border-radius: var(--radius-md);
      padding: 36px 32px;
      box-shadow: var(--shadow-sm);
    }
    .cmp-card-trad {
      background: #FFFFFF;
      border: 1px solid #E2E8F0;
    }
    .cmp-card-smart {
      background: #FFFFFF;
      border: 2px solid var(--accent);
      position: relative;
    }
    .cmp-tag-top {
      position: absolute;
      top: -14px;
      right: 28px;
      background: var(--accent);
      color: #fff;
      font-size: 12px;
      font-weight: 700;
      padding: 4px 12px;
      border-radius: 20px;
    }
    .cmp-card h3 {
      font-size: 22px;
      margin-bottom: 24px;
      font-weight: 800;
    }
    .cmp-card-trad h3 {
      color: #64748B;
    }
    .cmp-card-smart h3 {
      color: var(--primary);
    }
    .cmp-list {
      list-style: none;
    }
    .cmp-list li {
      margin-bottom: 20px;
      display: flex;
      gap: 12px;
      align-items: flex-start;
      font-size: 15px;
      line-height: 1.6;
    }
    .cmp-icon-cross {
      color: #EF4444;
      font-weight: bold;
      font-size: 18px;
      line-height: 1;
    }
    .cmp-icon-check {
      color: var(--accent);
      font-weight: bold;
      font-size: 18px;
      line-height: 1;
    }

    /* 板块 5: 架构与技术能力（图文非对称舞台） */
    .section-tech-arch {
      background: var(--bg-white);
    }
    .arch-layout {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 48px;
      align-items: center;
    }
    .arch-content h3 {
      font-size: 26px;
      color: var(--primary);
      font-weight: 800;
      margin-bottom: 18px;
    }
    .arch-content p {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 24px;
    }
    .arch-params-box {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      background: var(--bg-slate);
      padding: 24px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      margin-bottom: 24px;
    }
    .param-item strong {
      display: block;
      font-size: 20px;
      color: var(--accent);
      font-weight: 800;
      margin-bottom: 4px;
    }
    .param-item span {
      font-size: 13px;
      color: var(--text-light);
    }
    .arch-visual {
      background: linear-gradient(145deg, #070F26 0%, #0B1B3D 100%);
      border-radius: var(--radius-lg);
      padding: 28px;
      color: #FFFFFF;
      box-shadow: var(--shadow-md);
      position: relative;
    }
    .arch-layer {
      background: rgba(255,255,255,0.06);
      border: 1px solid rgba(255,255,255,0.1);
      border-radius: var(--radius-sm);
      padding: 16px;
      margin-bottom: 14px;
    }
    .arch-layer:last-child {
      margin-bottom: 0;
    }
    .layer-title {
      font-size: 14px;
      color: var(--accent);
      font-weight: 700;
      margin-bottom: 6px;
    }
    .layer-desc {
      font-size: 13px;
      color: #CBD5E1;
      line-height: 1.5;
    }

    /* 板块 6: 核心优势矩阵（6卡片网格） */
    .section-advantages {
      background: var(--bg-slate);
    }
    .matrix-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .matrix-card {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 30px 24px;
      transition: all 0.25s ease;
      position: relative;
    }
    .matrix-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(0, 168, 120, 0.4);
    }
    .matrix-icon-badge {
      width: 48px;
      height: 48px;
      border-radius: var(--radius-sm);
      background: rgba(0, 168, 120, 0.1);
      color: var(--accent);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      margin-bottom: 18px;
      font-weight: bold;
    }
    .matrix-card h3 {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 12px;
    }
    .matrix-card p {
      font-size: 14px;
      color: var(--text-light);
      line-height: 1.6;
    }

    /* 板块 7: 热门产品与应用套件（3大产品卡片） */
    .section-products {
      background: var(--bg-white);
    }
    .product-cards-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
      align-items: stretch;
    }
    .product-card {
      background: var(--bg-slate);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 36px 28px;
      display: flex;
      flex-direction: column;
      transition: all 0.25s ease;
    }
    .product-card.featured {
      background: #FFFFFF;
      border: 2px solid var(--accent);
      box-shadow: var(--shadow-hover);
      transform: scale(1.02);
      position: relative;
    }
    .featured-tag {
      position: absolute;
      top: -14px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--accent);
      color: #fff;
      font-size: 12px;
      font-weight: 700;
      padding: 4px 16px;
      border-radius: 20px;
    }
    .product-card h3 {
      font-size: 22px;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 12px;
    }
    .product-desc {
      font-size: 14px;
      color: var(--text-light);
      line-height: 1.6;
      margin-bottom: 24px;
      flex-grow: 1;
    }
    .spec-list {
      list-style: none;
      margin-bottom: 28px;
      border-top: 1px solid var(--border-color);
      padding-top: 20px;
    }
    .spec-list li {
      font-size: 14px;
      color: var(--text-muted);
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .spec-list li::before {
      content: "•";
      color: var(--accent);
      font-weight: bold;
    }

    /* 板块 8: 风控合规与底层安全保障（深色曜石黑蓝高反差） */
    .section-security-dark {
      background: var(--primary-dark);
      color: #FFFFFF;
    }
    .security-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .security-box {
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--radius-md);
      padding: 30px 22px;
      transition: all 0.25s ease;
    }
    .security-box:hover {
      background: rgba(255, 255, 255, 0.06);
      border-color: var(--accent);
    }
    .sec-badge {
      font-size: 24px;
      margin-bottom: 16px;
      display: inline-block;
    }
    .security-box h3 {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 10px;
      color: #F8FAFC;
    }
    .security-box p {
      font-size: 13px;
      color: #94A3B8;
      line-height: 1.6;
    }

    /* 板块 9: 实施路径与接入时间线（方法步骤） */
    .section-timeline {
      background: var(--bg-white);
    }
    .timeline-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
    }
    .step-card {
      background: var(--bg-slate);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px 22px;
      position: relative;
    }
    .step-number {
      font-size: 32px;
      font-weight: 900;
      color: rgba(0, 168, 120, 0.25);
      line-height: 1;
      margin-bottom: 12px;
    }
    .step-card h3 {
      font-size: 17px;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 10px;
    }
    .step-card p {
      font-size: 13px;
      color: var(--text-light);
      line-height: 1.6;
    }

    /* 板块 10: 关键成效与成功数据统计条 */
    .section-stats-strip {
      background: linear-gradient(90deg, #070F26 0%, #0B1B3D 100%);
      color: #FFFFFF;
      padding: 60px 0;
    }
    .stats-flex {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      text-align: center;
    }
    .stat-metric {
      font-size: 44px;
      font-weight: 900;
      color: var(--accent);
      line-height: 1.1;
      margin-bottom: 8px;
      font-feature-settings: "tnum";
    }
    .stat-label {
      font-size: 15px;
      color: #E2E8F0;
      font-weight: 600;
      margin-bottom: 4px;
    }
    .stat-sub {
      font-size: 12px;
      color: #94A3B8;
    }

    /* 板块 11: 适用场景矩阵（健康险/寿险/车意险/团险） */
    .section-scenarios {
      background: var(--bg-slate);
    }
    .scenario-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .scenario-item {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: all 0.25s ease;
    }
    .scenario-item:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-hover);
    }
    .scenario-thumb {
      height: 140px;
      background: #E2E8F0;
      overflow: hidden;
    }
    .scenario-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .scenario-body {
      padding: 20px 18px;
    }
    .scenario-body h3 {
      font-size: 17px;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 8px;
    }
    .scenario-body p {
      font-size: 13px;
      color: var(--text-light);
      line-height: 1.6;
    }

    /* 板块 12: 客户证言与同行见证（口碑气泡墙） */
    .section-testimonials {
      background: var(--bg-white);
    }
    .testimonial-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .testi-card {
      background: var(--bg-slate);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 30px 24px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .testi-quote {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 24px;
      position: relative;
    }
    .testi-author {
      display: flex;
      align-items: center;
      gap: 14px;
      border-top: 1px solid #E2E8F0;
      padding-top: 16px;
    }
    .author-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: #CBD5E1;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      color: var(--primary);
      font-weight: 800;
      overflow: hidden;
    }
    .author-avatar img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .author-info h4 {
      font-size: 15px;
      font-weight: 700;
      color: var(--text-main);
    }
    .author-info p {
      font-size: 12px;
      color: var(--text-light);
    }

    /* 板块 13: 媒体合作与生态互通 */
    .section-partners {
      background: var(--bg-slate);
      padding: 56px 0;
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }
    .partners-inner {
      text-align: center;
    }
    .partners-inner h3 {
      font-size: 16px;
      color: var(--text-light);
      font-weight: 600;
      margin-bottom: 28px;
      letter-spacing: 0.5px;
    }
    .partner-badges {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 16px 28px;
    }
    .partner-pill {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      padding: 10px 22px;
      border-radius: 30px;
      font-size: 14px;
      font-weight: 600;
      color: var(--text-muted);
      box-shadow: var(--shadow-sm);
    }

    /* 板块 14: 服务等级 SLA 与运维响应承诺 */
    .section-sla {
      background: var(--bg-white);
    }
    .sla-banner {
      background: linear-gradient(135deg, #F8FAFC 0%, #EEF2F6 100%);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 40px;
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }
    .sla-item {
      border-right: 1px solid #CBD5E1;
      padding-right: 20px;
    }
    .sla-item:last-child {
      border-right: none;
      padding-right: 0;
    }
    .sla-item h3 {
      font-size: 18px;
      color: var(--primary);
      margin-bottom: 10px;
      font-weight: 700;
    }
    .sla-item p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 板块 15: 终极预约与线索表单区 */
    .section-lead-form {
      background: linear-gradient(145deg, #070F26 0%, #0B1B3D 100%);
      color: #FFFFFF;
      padding: 84px 0;
    }
    .form-wrapper {
      max-width: 820px;
      margin: 0 auto;
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: var(--radius-lg);
      padding: 48px;
      box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    }
    .form-header {
      text-align: center;
      margin-bottom: 36px;
    }
    .form-header h2 {
      font-size: 30px;
      font-weight: 800;
      margin-bottom: 12px;
      color: #FFFFFF;
    }
    .form-header p {
      font-size: 15px;
      color: #94A3B8;
    }
    .booking-form {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }
    .form-full {
      grid-column: span 2;
    }
    .input-group label {
      display: block;
      font-size: 13px;
      color: #CBD5E1;
      margin-bottom: 8px;
      font-weight: 500;
    }
    .input-control {
      width: 100%;
      background: rgba(255,255,255,0.08);
      border: 1px solid rgba(255,255,255,0.2);
      border-radius: var(--radius-sm);
      padding: 12px 16px;
      font-size: 14px;
      color: #FFFFFF;
      outline: none;
      transition: all 0.25s ease;
    }
    .input-control:focus {
      border-color: var(--accent);
      background: rgba(255,255,255,0.12);
    }
    .input-control::placeholder {
      color: #64748B;
    }
    .form-submit-row {
      grid-column: span 2;
      text-align: center;
      margin-top: 10px;
    }
    .privacy-notice {
      font-size: 12px;
      color: #94A3B8;
      margin-top: 14px;
    }

    /* 全局页脚 */
    .site-footer {
      background: #040A1A;
      color: #94A3B8;
      font-size: 14px;
      padding: 64px 0 24px;
      border-top: 1px solid rgba(255,255,255,0.06);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
      gap: 40px;
      margin-bottom: 52px;
    }
    .footer-brand h4 {
      font-size: 20px;
      font-weight: 800;
      color: #FFFFFF;
      margin-bottom: 16px;
    }
    .footer-brand p {
      line-height: 1.7;
      color: #64748B;
      font-size: 13px;
      margin-bottom: 20px;
    }
    .footer-col h5 {
      font-size: 15px;
      color: #FFFFFF;
      margin-bottom: 18px;
      font-weight: 700;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a {
      color: #94A3B8;
      font-size: 13px;
    }
    .footer-links a:hover {
      color: var(--accent);
    }
    .footer-contact-list {
      list-style: none;
      font-size: 13px;
      color: #94A3B8;
    }
    .footer-contact-list li {
      margin-bottom: 12px;
      line-height: 1.5;
    }
    .footer-contact-list strong {
      color: #E2E8F0;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,0.08);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
      font-size: 12px;
      color: #64748B;
    }
    .footer-bottom a {
      color: #64748B;
    }
    .footer-bottom a:hover {
      color: var(--accent);
    }

    /* 响应式样式适配 */
    @media (max-width: 1024px) {
      .dual-stream-grid {
        grid-template-columns: 1fr;
      }
      .hot-rank-panel {
        position: static;
      }
      .matrix-grid,
      .product-cards-grid,
      .testimonial-grid,
      .scenario-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .topic-strip-grid,
      .security-grid,
      .timeline-steps,
      .stats-flex {
        grid-template-columns: repeat(2, 1fr);
      }
      .sla-banner {
        grid-template-columns: 1fr;
      }
      .sla-item {
        border-right: none;
        border-bottom: 1px solid #CBD5E1;
        padding-bottom: 16px;
        padding-right: 0;
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .top-bar {
        display: none;
      }
      .mobile-menu-toggle {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: #FFFFFF;
        flex-direction: column;
        align-items: flex-start;
        padding: 20px;
        box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        border-bottom: 1px solid var(--border-color);
        gap: 16px;
      }
      .nav-links.active {
        display: flex;
      }
      .hero-title {
        font-size: 30px;
      }
      .comparison-grid,
      .arch-layout {
        grid-template-columns: 1fr;
      }
      .matrix-grid,
      .product-cards-grid,
      .testimonial-grid,
      .scenario-grid,
      .topic-strip-grid,
      .security-grid,
      .timeline-steps,
      .stats-flex {
        grid-template-columns: 1fr;
      }
      .topic-col {
        border-right: none;
        border-bottom: 1px solid rgba(255,255,255,0.1);
        padding-bottom: 16px;
        padding-right: 0;
      }
      .news-card-horizontal {
        flex-direction: column;
      }
      .news-img {
        width: 100%;
        height: 160px;
      }
      .form-wrapper {
        padding: 24px;
      }
      .booking-form {
        grid-template-columns: 1fr;
      }
      .form-full,
      .form-submit-row {
        grid-column: span 1;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
    }