/* roulang page: index */
:root {
      --bg-midnight: #0B132B;
      --bg-navy: #1C2541;
      --bg-deep: #060B19;
      --primary-cyan: #00F0FF;
      --accent-blue: #3A86FF;
      --status-green: #10B981;
      --status-amber: #F59E0B;
      --status-purple: #8B5CF6;
      --text-main: #F8FAFC;
      --text-muted: #94A3B8;
      --text-sub: #64748B;
      --border-cyan: rgba(0, 240, 255, 0.18);
      --card-bg: rgba(28, 37, 65, 0.65);
      --card-hover: rgba(36, 48, 82, 0.85);
      --glow-shadow: 0 0 24px rgba(0, 240, 255, 0.35);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --radius-full: 9999px;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      -webkit-font-smoothing: antialiased;
    }

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

    body {
      background-color: var(--bg-midnight);
      background-image: 
        radial-gradient(circle at 15% 20%, rgba(58, 134, 255, 0.12) 0%, transparent 40%),
        radial-gradient(circle at 85% 65%, rgba(0, 240, 255, 0.08) 0%, transparent 45%);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.6;
      overflow-x: hidden;
    }

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

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

    button, input, select, textarea {
      font-family: inherit;
      border: none;
      outline: none;
    }

    /* 容器系统 */
    .container {
      width: 100%;
      max-width: 1280px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 1.5rem;
      padding-right: 1.5rem;
    }

    /* 顶部双行导航系统 */
    .top-toolbar {
      height: 40px;
      background: rgba(6, 11, 25, 0.95);
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
      font-size: 0.8125rem;
      color: var(--text-sub);
    }
    .top-toolbar .container {
      display: flex;
      justify-content: space-between;
      align-items: center;
      height: 100%;
    }
    .toolbar-items {
      display: flex;
      align-items: center;
      gap: 1.5rem;
    }
    .toolbar-items i {
      color: var(--primary-cyan);
      margin-right: 0.35rem;
    }

    .main-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(11, 19, 43, 0.88);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid rgba(0, 240, 255, 0.12);
      transition: all 0.3s ease;
    }
    .main-header .container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 74px;
    }

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      font-size: 1.45rem;
      font-weight: 800;
      letter-spacing: -0.02em;
      color: var(--text-main);
    }
    .brand-logo .logo-icon {
      width: 40px;
      height: 40px;
      border-radius: var(--radius-sm);
      background: linear-gradient(135deg, var(--primary-cyan), var(--accent-blue));
      display: flex;
      align-items: center;
      justify-content: center;
      color: #060B19;
      font-size: 1.2rem;
      box-shadow: 0 0 12px rgba(0, 240, 255, 0.4);
    }
    .brand-logo span.highlight {
      background: linear-gradient(90deg, #F8FAFC 0%, var(--primary-cyan) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 1.8rem;
      list-style: none;
    }
    .nav-links a {
      color: var(--text-muted);
      font-size: 0.95rem;
      font-weight: 500;
      position: relative;
      padding: 0.4rem 0;
    }
    .nav-links a:hover, .nav-links a.active {
      color: var(--primary-cyan);
    }
    .nav-links a::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0%;
      height: 2px;
      background: var(--primary-cyan);
      box-shadow: 0 0 8px var(--primary-cyan);
      transition: width 0.25s ease;
    }
    .nav-links a:hover::after, .nav-links a.active::after {
      width: 100%;
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 1rem;
    }

    /* 基础按钮与发光样式 */
    .glow-btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.5rem;
      background: linear-gradient(135deg, var(--primary-cyan), var(--accent-blue));
      color: #040915;
      font-weight: 700;
      font-size: 0.95rem;
      padding: 0.75rem 1.75rem;
      border-radius: var(--radius-full);
      box-shadow: 0 0 18px rgba(0, 240, 255, 0.4);
      transition: transform 0.2s ease, box-shadow 0.2s ease;
      cursor: pointer;
    }
    .glow-btn:hover {
      transform: translateY(-2px) scale(1.02);
      box-shadow: 0 0 28px rgba(0, 240, 255, 0.7);
    }

    .glass-btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.5rem;
      background: rgba(28, 37, 65, 0.6);
      color: var(--text-main);
      font-weight: 600;
      font-size: 0.95rem;
      padding: 0.75rem 1.75rem;
      border-radius: var(--radius-full);
      border: 1px solid rgba(0, 240, 255, 0.3);
      backdrop-filter: blur(12px);
      transition: all 0.2s ease;
      cursor: pointer;
    }
    .glass-btn:hover {
      background: rgba(0, 240, 255, 0.12);
      border-color: var(--primary-cyan);
      color: var(--primary-cyan);
      transform: translateY(-2px);
    }

    /* 移动端汉堡菜单触发器 */
    .mobile-toggle {
      display: none;
      background: none;
      border: none;
      color: var(--text-main);
      font-size: 1.5rem;
      cursor: pointer;
      padding: 0.5rem;
    }

    /* 板块通用间距与头部 */
    .section-block {
      padding: 5.5rem 0;
      position: relative;
    }
    .section-block.alt-bg {
      background: rgba(6, 11, 25, 0.7);
      border-top: 1px solid rgba(255, 255, 255, 0.04);
      border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    }
    .section-header {
      margin-bottom: 3.5rem;
      text-align: left;
    }
    .section-header.center {
      text-align: center;
      max-width: 820px;
      margin-left: auto;
      margin-right: auto;
    }
    .badge-sub {
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
      background: rgba(0, 240, 255, 0.08);
      border: 1px solid rgba(0, 240, 255, 0.25);
      color: var(--primary-cyan);
      padding: 0.35rem 0.9rem;
      border-radius: var(--radius-full);
      font-size: 0.8rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      margin-bottom: 1rem;
    }
    .badge-sub i {
      font-size: 0.75rem;
    }
    .section-title {
      font-size: 2.25rem;
      font-weight: 800;
      line-height: 1.25;
      color: var(--text-main);
      margin-bottom: 1rem;
      letter-spacing: -0.015em;
    }
    .section-desc {
      font-size: 1.05rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 玻璃拟态卡片 */
    .glass-card {
      background: var(--card-bg);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid var(--border-cyan);
      border-radius: var(--radius-md);
      box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.35);
      padding: 2rem;
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
      position: relative;
      overflow: hidden;
    }
    .glass-card:hover {
      background: var(--card-hover);
      border-color: rgba(0, 240, 255, 0.45);
      transform: translateY(-4px);
      box-shadow: 0 16px 40px rgba(0, 240, 255, 0.15);
    }

    /* 1. Hero 首屏蓝图：安全合规主张 + 检查项勾选条 + 信任 CTA */
    .hero-section {
      padding: 4.5rem 0 6rem;
      position: relative;
      background: linear-gradient(180deg, rgba(11, 19, 43, 0.6) 0%, rgba(6, 11, 25, 0.95) 100%),
                  url('/assets/images/b35e6f66928e1c6b.webp') center/cover no-repeat;
      border-bottom: 1px solid rgba(0, 240, 255, 0.15);
    }
    .hero-layout {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 3.5rem;
      align-items: center;
    }
    .hero-content h1 {
      font-size: 3.1rem;
      font-weight: 900;
      line-height: 1.18;
      margin-bottom: 1.5rem;
      letter-spacing: -0.02em;
    }
    .hero-content h1 span.cyan-text {
      color: var(--primary-cyan);
      text-shadow: 0 0 20px rgba(0, 240, 255, 0.4);
    }
    .hero-lead {
      font-size: 1.1rem;
      color: #CBD5E1;
      line-height: 1.8;
      margin-bottom: 2rem;
    }
    /* 检查项勾选条 */
    .compliance-checklist {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 0.9rem;
      margin-bottom: 2.2rem;
      padding: 1.2rem;
      background: rgba(6, 11, 25, 0.65);
      border: 1px solid rgba(0, 240, 255, 0.2);
      border-radius: var(--radius-md);
      backdrop-filter: blur(8px);
    }
    .check-item {
      display: flex;
      align-items: center;
      gap: 0.65rem;
      font-size: 0.92rem;
      color: var(--text-main);
      font-weight: 500;
    }
    .check-item i {
      color: var(--status-green);
      font-size: 1.05rem;
      text-shadow: 0 0 8px rgba(16, 185, 129, 0.6);
    }
    .hero-cta-group {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 1.25rem;
    }
    .hero-badge-auth {
      display: flex;
      align-items: center;
      gap: 0.6rem;
      color: var(--text-sub);
      font-size: 0.85rem;
      margin-top: 1.25rem;
    }
    .hero-badge-auth i {
      color: var(--primary-cyan);
    }

    /* 首屏右侧仪表视觉舞台 */
    .hero-dashboard-mockup {
      background: rgba(28, 37, 65, 0.75);
      border: 1px solid rgba(0, 240, 255, 0.3);
      border-radius: var(--radius-lg);
      padding: 1.75rem;
      box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 30px rgba(0, 240, 255, 0.15);
      backdrop-filter: blur(20px);
      position: relative;
    }
    .dashboard-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      padding-bottom: 1rem;
      margin-bottom: 1.25rem;
    }
    .dash-dot-group {
      display: flex;
      gap: 0.45rem;
    }
    .dash-dot {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: rgba(255, 255, 255, 0.2);
    }
    .dash-dot:nth-child(1) { background: #EF4444; }
    .dash-dot:nth-child(2) { background: #F59E0B; }
    .dash-dot:nth-child(3) { background: #10B981; }

    .dash-status {
      font-size: 0.8rem;
      color: var(--status-green);
      display: flex;
      align-items: center;
      gap: 0.4rem;
    }
    .dash-status .pulse-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--status-green);
      box-shadow: 0 0 10px var(--status-green);
      animation: pulse 2s infinite;
    }
    @keyframes pulse {
      0%, 100% { transform: scale(1); opacity: 1; }
      50% { transform: scale(1.3); opacity: 0.6; }
    }

    .dash-grid-stats {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 1rem;
      margin-bottom: 1.25rem;
    }
    .stat-widget {
      background: rgba(11, 19, 43, 0.7);
      border: 1px solid rgba(255, 255, 255, 0.05);
      border-radius: var(--radius-sm);
      padding: 0.9rem 1.1rem;
    }
    .stat-widget .label {
      font-size: 0.78rem;
      color: var(--text-sub);
      display: block;
      margin-bottom: 0.25rem;
    }
    .stat-widget .val {
      font-size: 1.4rem;
      font-weight: 700;
      color: var(--text-main);
    }
    .stat-widget .val span {
      font-size: 0.8rem;
      font-weight: normal;
      color: var(--text-muted);
      margin-left: 0.2rem;
    }
    .dash-preview-img {
      border-radius: var(--radius-sm);
      overflow: hidden;
      border: 1px solid rgba(0, 240, 255, 0.15);
      height: 180px;
      position: relative;
    }
    .dash-preview-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    /* 2. 资料目录导航条 (#catalog) */
    .catalog-nav-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.25rem;
    }
    .catalog-item {
      display: flex;
      align-items: center;
      gap: 1.2rem;
      padding: 1.4rem;
      background: rgba(28, 37, 65, 0.5);
      border: 1px solid rgba(0, 240, 255, 0.15);
      border-radius: var(--radius-md);
      transition: all 0.25s ease;
    }
    .catalog-item:hover {
      border-color: var(--primary-cyan);
      background: rgba(28, 37, 65, 0.9);
      transform: translateY(-3px);
    }
    .catalog-icon {
      width: 48px;
      height: 48px;
      border-radius: var(--radius-sm);
      background: rgba(0, 240, 255, 0.1);
      color: var(--primary-cyan);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
      flex-shrink: 0;
    }
    .catalog-item h3 {
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 0.25rem;
    }
    .catalog-item p {
      font-size: 0.82rem;
      color: var(--text-muted);
      line-height: 1.4;
    }

    /* 3. 核心价值点矩阵 (#advantages) */
    .values-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.75rem;
    }
    .value-card-header {
      display: flex;
      align-items: center;
      gap: 1rem;
      margin-bottom: 1.25rem;
    }
    .value-icon-box {
      width: 52px;
      height: 52px;
      border-radius: var(--radius-md);
      background: linear-gradient(135deg, rgba(0, 240, 255, 0.15), rgba(58, 134, 255, 0.1));
      border: 1px solid rgba(0, 240, 255, 0.3);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
      color: var(--primary-cyan);
      box-shadow: 0 0 15px rgba(0, 240, 255, 0.2);
    }
    .values-grid h3 {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--text-main);
    }
    .values-grid p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* 4. 关键图表与指标体系 (#metrics) */
    .metrics-container {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 2.5rem;
      align-items: center;
    }
    .chart-visual-box {
      background: rgba(11, 19, 43, 0.7);
      border: 1px solid rgba(0, 240, 255, 0.2);
      border-radius: var(--radius-md);
      padding: 2rem;
    }
    .chart-metric-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 1.5rem;
    }
    .progress-bar-group {
      display: flex;
      flex-direction: column;
      gap: 1.25rem;
    }
    .progress-label-row {
      display: flex;
      justify-content: space-between;
      font-size: 0.88rem;
      margin-bottom: 0.4rem;
      color: var(--text-muted);
    }
    .progress-track {
      width: 100%;
      height: 10px;
      background: rgba(255, 255, 255, 0.08);
      border-radius: var(--radius-full);
      overflow: hidden;
      position: relative;
    }
    .progress-fill {
      height: 100%;
      border-radius: var(--radius-full);
      background: linear-gradient(90deg, var(--accent-blue), var(--primary-cyan));
      box-shadow: 0 0 12px var(--primary-cyan);
    }

    /* 5. 专项慢病干预解决方案 (#solutions) */
    .solutions-tri-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
    }
    .solution-card {
      border-top: 3px solid var(--accent-blue);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .solution-card.featured {
      border-top: 3px solid var(--primary-cyan);
      box-shadow: 0 0 35px rgba(0, 240, 255, 0.2);
    }
    .badge-target {
      align-self: flex-start;
      font-size: 0.75rem;
      padding: 0.25rem 0.65rem;
      border-radius: var(--radius-sm);
      background: rgba(58, 134, 255, 0.15);
      color: var(--accent-blue);
      font-weight: 600;
      margin-bottom: 1rem;
    }
    .solution-card.featured .badge-target {
      background: rgba(0, 240, 255, 0.15);
      color: var(--primary-cyan);
    }
    .solution-card h3 {
      font-size: 1.35rem;
      margin-bottom: 0.75rem;
    }
    .solution-card ul {
      list-style: none;
      margin: 1.25rem 0 1.75rem;
      display: flex;
      flex-direction: column;
      gap: 0.65rem;
    }
    .solution-card ul li {
      font-size: 0.9rem;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    .solution-card ul li i {
      color: var(--primary-cyan);
      font-size: 0.8rem;
    }

    /* 6. 技术底座与管理架构 (四层架构) */
    .arch-flow-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.5rem;
      position: relative;
    }
    .arch-step-card {
      background: rgba(11, 19, 43, 0.85);
      border: 1px solid rgba(0, 240, 255, 0.15);
      border-radius: var(--radius-md);
      padding: 1.75rem 1.4rem;
      position: relative;
    }
    .step-number {
      font-size: 2.2rem;
      font-weight: 900;
      color: rgba(0, 240, 255, 0.2);
      line-height: 1;
      margin-bottom: 0.8rem;
      font-family: monospace;
    }
    .arch-step-card h3 {
      font-size: 1.15rem;
      margin-bottom: 0.5rem;
      color: var(--primarycyan);
    }
    .arch-step-card p {
      font-size: 0.86rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 7. 软硬件一体化使用场景 (#scenes) */
    .scene-split-card {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 2.5rem;
      align-items: center;
      margin-bottom: 2rem;
    }
    .scene-thumb {
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid rgba(0, 240, 255, 0.25);
      box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
    }
    .scene-thumb img {
      width: 100%;
      height: 280px;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .scene-thumb:hover img {
      transform: scale(1.04);
    }
    .scene-info h3 {
      font-size: 1.45rem;
      margin-bottom: 0.8rem;
      color: var(--text-main);
    }
    .scene-points {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 0.7rem;
      margin: 1.2rem 0;
    }
    .scene-points li {
      font-size: 0.92rem;
      color: var(--text-muted);
      display: flex;
      align-items: flex-start;
      gap: 0.5rem;
    }
    .scene-points li i {
      color: var(--status-green);
      margin-top: 0.25rem;
    }

    /* 8. 真实机构干预案例与成效 (#cases) */
    .cases-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 2rem;
    }
    .case-card {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .case-badge-meta {
      display: flex;
      align-items: center;
      gap: 0.8rem;
      margin-bottom: 1rem;
      font-size: 0.82rem;
      color: var(--primary-cyan);
    }
    .case-stats-strip {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 0.75rem;
      margin: 1.5rem 0;
      padding: 1rem;
      background: rgba(6, 11, 25, 0.6);
      border-radius: var(--radius-sm);
      border: 1px solid rgba(255, 255, 255, 0.05);
      text-align: center;
    }
    .case-stat-num {
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--primary-cyan);
    }
    .case-stat-desc {
      font-size: 0.75rem;
      color: var(--text-sub);
    }

    /* 9. 核心数据横幅统计条 */
    .data-strip-section {
      background: linear-gradient(90deg, rgba(6, 11, 25, 0.95), rgba(28, 37, 65, 0.85), rgba(6, 11, 25, 0.95));
      border-top: 1px solid rgba(0, 240, 255, 0.2);
      border-bottom: 1px solid rgba(0, 240, 255, 0.2);
      padding: 3rem 0;
    }
    .data-strip-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.5rem;
      text-align: center;
    }
    .data-item-box .number {
      font-size: 2.75rem;
      font-weight: 900;
      color: var(--text-main);
      letter-spacing: -0.02em;
      background: linear-gradient(180deg, #FFFFFF, var(--primary-cyan));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      margin-bottom: 0.35rem;
    }
    .data-item-box .label {
      font-size: 0.9rem;
      color: var(--text-muted);
    }

    /* 10. 用户故事：前后对比 (Before / After) */
    .patient-story-card {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 2rem;
      background: rgba(28, 37, 65, 0.55);
      border: 1px solid rgba(0, 240, 255, 0.2);
      border-radius: var(--radius-lg);
      padding: 2.5rem;
    }
    .timeline-col {
      padding: 1.5rem;
      border-radius: var(--radius-md);
      background: rgba(11, 19, 43, 0.6);
    }
    .timeline-col.before {
      border-left: 3px solid #EF4444;
    }
    .timeline-col.after {
      border-left: 3px solid var(--status-green);
    }
    .timeline-col h4 {
      font-size: 1.1rem;
      margin-bottom: 0.8rem;
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    .timeline-col.before h4 { color: #FCA5A5; }
    .timeline-col.after h4 { color: #86EFAC; }
    .timeline-col ul {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 0.6rem;
      font-size: 0.9rem;
      color: var(--text-muted);
    }

    /* 11. 多视角口碑评价墙 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.75rem;
    }
    .reviewer-meta {
      display: flex;
      align-items: center;
      gap: 0.85rem;
      margin-top: 1.5rem;
    }
    .reviewer-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--accent-blue), var(--primary-cyan));
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
      color: #040915;
    }
    .reviewer-details h4 {
      font-size: 0.95rem;
      font-weight: 700;
    }
    .reviewer-details p {
      font-size: 0.78rem;
      color: var(--text-sub);
    }

    /* 12. 临床前沿与学术动态 (#insights) */
    .insights-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.75rem;
    }
    .insight-card {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .insight-tag {
      font-size: 0.75rem;
      color: var(--primary-cyan);
      background: rgba(0, 240, 255, 0.1);
      padding: 0.2rem 0.6rem;
      border-radius: var(--radius-sm);
      display: inline-block;
      margin-bottom: 0.8rem;
    }
    .insight-card h3 {
      font-size: 1.15rem;
      line-height: 1.4;
      margin-bottom: 0.75rem;
    }
    .insight-date {
      font-size: 0.78rem;
      color: var(--text-sub);
      margin-top: 1rem;
    }

    /* 13. 常见问题解答手风琴 (#faq) */
    .faq-wrapper {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 1rem;
    }
    .faq-accordion-item {
      background: rgba(28, 37, 65, 0.55);
      border: 1px solid rgba(0, 240, 255, 0.15);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: border-color 0.2s;
    }
    .faq-accordion-item:hover {
      border-color: rgba(0, 240, 255, 0.4);
    }
    .faq-summary {
      padding: 1.25rem 1.75rem;
      font-weight: 600;
      font-size: 1.05rem;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      list-style: none;
      user-select: none;
    }
    .faq-summary::-webkit-details-marker {
      display: none;
    }
    .faq-summary i {
      color: var(--primary-cyan);
      transition: transform 0.25s ease;
    }
    details[open] .faq-summary i {
      transform: rotate(180deg);
    }
    .faq-answer {
      padding: 0 1.75rem 1.4rem;
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.7;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 1rem;
    }

    /* 14. 极光转化收口预约演示表单 (#demo) */
    .conversion-island {
      background: radial-gradient(circle at 50% 0%, rgba(0, 240, 255, 0.2) 0%, rgba(28, 37, 65, 0.75) 60%, rgba(6, 11, 25, 0.95) 100%);
      border: 1px solid rgba(0, 240, 255, 0.35);
      border-radius: var(--radius-lg);
      padding: 3.5rem 2.5rem;
      box-shadow: 0 0 50px rgba(0, 240, 255, 0.15);
      max-width: 960px;
      margin: 0 auto;
      text-align: center;
    }
    .booking-form {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 1.25rem;
      margin-top: 2.25rem;
      text-align: left;
    }
    .form-group {
      display: flex;
      flex-direction: column;
      gap: 0.45rem;
    }
    .form-group.full-width {
      grid-column: span 2;
    }
    .form-group label {
      font-size: 0.85rem;
      color: var(--text-muted);
      font-weight: 500;
    }
    .form-control {
      background: rgba(11, 19, 43, 0.85);
      border: 1px solid rgba(0, 240, 255, 0.25);
      border-radius: var(--radius-sm);
      padding: 0.85rem 1rem;
      color: var(--text-main);
      font-size: 0.92rem;
      transition: border-color 0.2s, box-shadow 0.2s;
    }
    .form-control:focus {
      border-color: var(--primary-cyan);
      box-shadow: 0 0 10px rgba(0, 240, 255, 0.3);
    }
    .form-submit-row {
      grid-column: span 2;
      display: flex;
      justify-content: center;
      margin-top: 1rem;
    }

    /* 页脚 Footer 系统 */
    .site-footer {
      background: #040813;
      border-top: 1px solid rgba(0, 240, 255, 0.15);
      padding: 4.5rem 0 2rem;
      font-size: 0.9rem;
      color: var(--text-muted);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 0.9fr 0.9fr 1.2fr;
      gap: 3rem;
      margin-bottom: 3.5rem;
    }
    .footer-brand p {
      margin-top: 1rem;
      line-height: 1.7;
      color: var(--text-sub);
    }
    .footer-heading {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 1.25rem;
      position: relative;
    }
    .footer-nav {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 0.65rem;
    }
    .footer-nav a:hover {
      color: var(--primary-cyan);
      padding-left: 0.25rem;
    }
    .footer-contact-items {
      display: flex;
      flex-direction: column;
      gap: 0.8rem;
    }
    .footer-contact-items li {
      display: flex;
      align-items: flex-start;
      gap: 0.65rem;
    }
    .footer-contact-items i {
      color: var(--primary-cyan);
      margin-top: 0.25rem;
    }
    .footer-bottom-bar {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 2rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 1rem;
      font-size: 0.82rem;
      color: var(--text-sub);
    }

    /* 移动端断点适配 (Responsive) */
    @media (max-width: 1024px) {
      .hero-layout {
        grid-template-columns: 1fr;
      }
      .catalog-nav-grid, .values-grid, .solutions-tri-grid, .arch-flow-grid, .reviews-grid, .insights-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .metrics-container, .patient-story-card, .scene-split-card {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .top-toolbar {
        display: none;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 74px;
        left: 0;
        width: 100%;
        background: rgba(6, 11, 25, 0.98);
        flex-direction: column;
        padding: 1.5rem 2rem;
        gap: 1.25rem;
        border-bottom: 1px solid rgba(0, 240, 255, 0.2);
      }
      .nav-links.active-mobile {
        display: flex;
      }
      .mobile-toggle {
        display: block;
      }
      .hero-content h1 {
        font-size: 2.2rem;
      }
      .compliance-checklist {
        grid-template-columns: 1fr;
      }
      .catalog-nav-grid, .values-grid, .solutions-tri-grid, .arch-flow-grid, .cases-grid, .reviews-grid, .insights-grid, .data-strip-grid {
        grid-template-columns: 1fr;
      }
      .booking-form {
        grid-template-columns: 1fr;
      }
      .form-group.full-width {
        grid-column: span 1;
      }
      .form-submit-row {
        grid-column: span 1;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .section-block {
        padding: 3.5rem 0;
      }
      .section-title {
        font-size: 1.8rem;
      }
    }