/* roulang page: index */
:root {
      --primary: #0F52BA;
      --primary-hover: #0D459E;
      --secondary: #0D9488;
      --secondary-hover: #0B7A6F;
      --midnight: #0B132B;
      --midnight-card: #152244;
      --bg-light: #F8FAFC;
      --bg-alt: #F1F5F9;
      --bg-white: #FFFFFF;
      --text-main: #0F172A;
      --text-muted: #334155;
      --text-light: #64748B;
      --border: #E2E8F0;
      --border-focus: #93C5FD;
      --shadow-sm: 0 1px 3px 0 rgba(15, 82, 186, 0.05);
      --shadow-md: 0 4px 6px -1px rgba(15, 82, 186, 0.06), 0 10px 15px -3px rgba(15, 82, 186, 0.08);
      --shadow-lg: 0 10px 25px -5px rgba(15, 82, 186, 0.12), 0 8px 10px -6px rgba(15, 82, 186, 0.08);
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 16px;
      --radius-full: 9999px;
      --transition: cubic-bezier(0.4, 0, 0.2, 1) 200ms;
    }

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

    html {
      scroll-behavior: smooth;
      font-size: 16px;
      color: var(--text-main);
      background-color: var(--bg-light);
      -webkit-font-smoothing: antialiased;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.6;
      color: var(--text-muted);
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color var(--transition);
    }

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

    .container {
      width: 100%;
      max-width: 1280px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 24px;
      padding-right: 24px;
    }

    /* 顶部微型通知条 */
    .top-bar {
      background-color: var(--midnight);
      color: #94A3B8;
      font-size: 0.8125rem;
      padding: 8px 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-items {
      display: flex;
      gap: 20px;
      align-items: center;
    }
    .status-dot {
      display: inline-block;
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background-color: var(--secondary);
      margin-right: 6px;
      box-shadow: 0 0 0 2px rgba(13, 148, 136, 0.3);
    }

    /* 导航栏 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border);
      transition: box-shadow var(--transition);
    }
    .navbar {
      height: 76px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.375rem;
      font-weight: 700;
      color: var(--primary);
      letter-spacing: -0.02em;
    }
    .brand-logo-icon {
      width: 36px;
      height: 36px;
      background: linear-gradient(135deg, var(--primary) 0%, #2563EB 100%);
      border-radius: var(--radius-md);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #FFFFFF;
      font-size: 1.125rem;
      box-shadow: 0 4px 10px rgba(15, 82, 186, 0.25);
    }
    .nav-links {
      display: flex;
      gap: 32px;
      list-style: none;
      align-items: center;
    }
    .nav-links a {
      font-size: 0.9375rem;
      font-weight: 500;
      color: var(--text-muted);
      position: relative;
      padding: 6px 0;
    }
    .nav-links a:hover,
    .nav-links a.active {
      color: var(--primary);
    }
    .nav-links a::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0;
      height: 2px;
      background-color: var(--primary);
      transition: width var(--transition);
    }
    .nav-links a:hover::after,
    .nav-links a.active::after {
      width: 100%;
    }
    .nav-cta {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    /* 按钮通用 */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 24px;
      font-size: 0.9375rem;
      font-weight: 600;
      border-radius: var(--radius-sm);
      border: 1px solid transparent;
      cursor: pointer;
      transition: all var(--transition);
      white-space: nowrap;
      text-align: center;
    }
    .btn-primary {
      background-color: var(--primary);
      color: #FFFFFF;
      box-shadow: 0 4px 12px rgba(15, 82, 186, 0.24);
    }
    .btn-primary:hover {
      background-color: var(--primary-hover);
      color: #FFFFFF;
      transform: translateY(-1px);
      box-shadow: 0 6px 16px rgba(15, 82, 186, 0.32);
    }
    .btn-secondary {
      background-color: transparent;
      border-color: var(--primary);
      color: var(--primary);
    }
    .btn-secondary:hover {
      background-color: rgba(15, 82, 186, 0.05);
      border-color: var(--primary-hover);
    }
    .btn-teal {
      background-color: var(--secondary);
      color: #FFFFFF;
      box-shadow: 0 4px 12px rgba(13, 148, 136, 0.25);
    }
    .btn-teal:hover {
      background-color: var(--secondary-hover);
      color: #FFFFFF;
    }
    .btn-lg {
      padding: 14px 32px;
      font-size: 1rem;
      border-radius: var(--radius-md);
    }

    /* 徽章 Badge */
    .pill-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 14px;
      font-size: 0.8125rem;
      font-weight: 600;
      border-radius: var(--radius-full);
      background-color: rgba(15, 82, 186, 0.08);
      color: var(--primary);
      border: 1px solid rgba(15, 82, 186, 0.15);
      margin-bottom: 16px;
    }
    .pill-badge.light {
      background-color: rgba(255, 255, 255, 0.12);
      color: #93C5FD;
      border-color: rgba(255, 255, 255, 0.2);
    }

    /* Section 通用 */
    section {
      padding: 96px 0;
      position: relative;
    }
    .target-offset {
      scroll-margin-top: 88px;
    }
    .section-header {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 60px;
    }
    .section-header h2 {
      font-size: 2.25rem;
      font-weight: 700;
      color: var(--text-main);
      line-height: 1.3;
      margin-bottom: 16px;
      letter-spacing: -0.02em;
    }
    .section-header p {
      font-size: 1.0625rem;
      color: var(--text-light);
      line-height: 1.7;
    }

    /* 板块 1: Hero 首屏 */
    .hero-section {
      padding: 80px 0 100px;
      background: linear-gradient(180deg, #F0F5FF 0%, var(--bg-light) 100%);
      position: relative;
      overflow: hidden;
    }
    .hero-section::before {
      content: '';
      position: absolute;
      width: 600px;
      height: 600px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(15, 82, 186, 0.08) 0%, transparent 70%);
      top: -150px;
      right: -100px;
      pointer-events: none;
    }
    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 48px;
      align-items: center;
    }
    .hero-text h1 {
      font-size: 3rem;
      font-weight: 800;
      line-height: 1.25;
      color: var(--text-main);
      letter-spacing: -0.03em;
      margin-bottom: 20px;
    }
    .hero-text h1 span {
      color: var(--primary);
    }
    .hero-desc {
      font-size: 1.125rem;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 32px;
    }
    .hero-cta-group {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 40px;
    }
    .hero-trust-bar {
      display: flex;
      gap: 24px;
      align-items: center;
      padding-top: 24px;
      border-top: 1px solid var(--border);
    }
    .trust-tag {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.875rem;
      color: var(--text-light);
      font-weight: 500;
    }
    .trust-tag svg {
      width: 18px;
      height: 18px;
      color: var(--secondary);
    }
    .hero-preview-card {
      background: var(--bg-white);
      border-radius: var(--radius-lg);
      padding: 16px;
      box-shadow: var(--shadow-lg);
      border: 1px solid rgba(15, 82, 186, 0.12);
      position: relative;
    }
    .hero-img-wrap {
      border-radius: var(--radius-md);
      overflow: hidden;
      position: relative;
    }
    .hero-preview-badge {
      position: absolute;
      bottom: 24px;
      left: 24px;
      right: 24px;
      background: rgba(11, 19, 43, 0.88);
      backdrop-filter: blur(8px);
      padding: 14px 20px;
      border-radius: var(--radius-md);
      color: #FFFFFF;
      display: flex;
      justify-content: space-between;
      align-items: center;
      border: 1px solid rgba(255, 255, 255, 0.15);
    }

    /* 板块 2: 行业痛点预警 */
    .pain-points-section {
      background-color: var(--bg-white);
    }
    .pain-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .pain-card {
      background-color: #FFFDFD;
      border: 1px solid #FEE2E2;
      border-radius: var(--radius-lg);
      padding: 32px 24px;
      position: relative;
      transition: transform var(--transition), box-shadow var(--transition);
    }
    .pain-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 20px -4px rgba(239, 68, 68, 0.12);
    }
    .pain-alert-tag {
      display: inline-block;
      font-size: 0.75rem;
      font-weight: 700;
      color: #DC2626;
      background-color: #FEE2E2;
      padding: 4px 10px;
      border-radius: var(--radius-sm);
      margin-bottom: 16px;
    }
    .pain-card h3 {
      font-size: 1.1875rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 12px;
    }
    .pain-card p {
      font-size: 0.875rem;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* 板块 3: 全景解决方案架构 */
    .arch-section {
      background-color: var(--bg-alt);
    }
    .arch-container {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }
    .arch-stack {
      display: flex;
      flex-direction: column;
      gap: 18px;
    }
    .stack-layer {
      background: var(--bg-white);
      border-radius: var(--radius-md);
      padding: 24px 28px;
      border: 1px solid var(--border);
      border-left: 5px solid var(--primary);
      box-shadow: var(--shadow-sm);
      transition: transform var(--transition), border-color var(--transition);
    }
    .stack-layer:hover {
      transform: translateX(4px);
      border-color: var(--primary);
    }
    .stack-title {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 8px;
    }
    .stack-title h4 {
      font-size: 1.125rem;
      font-weight: 700;
      color: var(--text-main);
    }
    .stack-title span {
      font-size: 0.75rem;
      font-weight: 600;
      color: var(--secondary);
      background-color: rgba(13, 148, 136, 0.1);
      padding: 2px 8px;
      border-radius: var(--radius-sm);
    }
    .stack-layer p {
      font-size: 0.875rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 板块 4: 产品核心功能矩阵 */
    .features-section {
      background-color: var(--bg-white);
    }
    .features-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .feature-card {
      background: var(--bg-white);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-md);
      transition: all var(--transition);
      position: relative;
    }
    .feature-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-lg);
      border-color: var(--border-focus);
    }
    .feature-icon-box {
      width: 52px;
      height: 52px;
      border-radius: var(--radius-md);
      background: rgba(15, 82, 186, 0.08);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px;
    }
    .feature-icon-box svg {
      width: 26px;
      height: 26px;
    }
    .feature-card h3 {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 12px;
    }
    .feature-card p {
      font-size: 0.9375rem;
      color: var(--text-muted);
      line-height: 1.7;
    }
    .feature-meta {
      margin-top: 20px;
      padding-top: 16px;
      border-top: 1px solid var(--border);
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.8125rem;
      color: var(--primary);
      font-weight: 600;
    }

    /* 板块 5: 热门套件版本对比 */
    .pricing-section {
      background-color: var(--bg-light);
    }
    .pricing-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 32px;
      align-items: stretch;
    }
    .plan-card {
      background: var(--bg-white);
      border-radius: var(--radius-lg);
      padding: 40px 32px;
      border: 1px solid var(--border);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      position: relative;
      transition: transform var(--transition), box-shadow var(--transition);
    }
    .plan-card.featured {
      border: 2px solid var(--primary);
      box-shadow: var(--shadow-lg);
      transform: scale(1.03);
      z-index: 2;
    }
    .plan-tag {
      position: absolute;
      top: -14px;
      left: 50%;
      transform: translateX(-50%);
      background-color: var(--primary);
      color: #FFFFFF;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 4px 14px;
      border-radius: var(--radius-full);
      box-shadow: 0 4px 8px rgba(15, 82, 186, 0.3);
    }
    .plan-header h3 {
      font-size: 1.5rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }
    .plan-header p {
      font-size: 0.875rem;
      color: var(--text-light);
      margin-bottom: 24px;
      min-height: 44px;
    }
    .plan-specs {
      list-style: none;
      margin-bottom: 32px;
      flex-grow: 1;
    }
    .plan-specs li {
      font-size: 0.9375rem;
      color: var(--text-muted);
      margin-bottom: 14px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .plan-specs li svg {
      width: 18px;
      height: 18px;
      color: var(--secondary);
      flex-shrink: 0;
    }

    /* 板块 6: 高可靠云与安全合规 (深色) */
    .security-section {
      background-color: var(--midnight);
      color: #F8FAFC;
    }
    .security-section .section-header h2 {
      color: #FFFFFF;
    }
    .security-section .section-header p {
      color: #94A3B8;
    }
    .security-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }
    .sec-card-box {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }
    .sec-mini-card {
      background-color: var(--midnight-card);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-md);
      padding: 24px;
    }
    .sec-mini-card h4 {
      font-size: 1.125rem;
      font-weight: 600;
      color: #FFFFFF;
      margin-bottom: 10px;
    }
    .sec-mini-card p {
      font-size: 0.875rem;
      color: #94A3B8;
      line-height: 1.6;
    }
    .sec-statement {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-lg);
      padding: 36px;
    }
    .sec-statement h3 {
      font-size: 1.5rem;
      color: #FFFFFF;
      margin-bottom: 16px;
      line-height: 1.4;
    }
    .sec-statement p {
      font-size: 0.9375rem;
      color: #CBD5E1;
      line-height: 1.8;
      margin-bottom: 24px;
    }

    /* 板块 7: 实施与上线步骤 */
    .steps-section {
      background-color: var(--bg-white);
    }
    .steps-row {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
    }
    .step-item {
      position: relative;
      padding: 24px 20px;
      background: var(--bg-light);
      border-radius: var(--radius-lg);
      border: 1px solid var(--border);
    }
    .step-number {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--primary);
      color: #FFFFFF;
      font-weight: 700;
      font-size: 1.125rem;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 16px;
      box-shadow: 0 4px 10px rgba(15, 82, 186, 0.25);
    }
    .step-item h4 {
      font-size: 1.125rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }
    .step-item p {
      font-size: 0.875rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 板块 8: 临床量化成果指标条 */
    .metrics-section {
      padding: 60px 0;
      background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 100%);
      border-top: 1px solid #BFDBFE;
      border-bottom: 1px solid #BFDBFE;
    }
    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 32px;
      text-align: center;
    }
    .metric-value {
      font-size: 3rem;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.1;
      margin-bottom: 8px;
    }
    .metric-label {
      font-size: 1.0625rem;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 6px;
    }
    .metric-sub {
      font-size: 0.8125rem;
      color: var(--text-light);
    }

    /* 板块 9: 标杆机构实操故事 */
    .stories-section {
      background-color: var(--bg-white);
    }
    .case-container {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
    }
    .case-card {
      background: var(--bg-light);
      border-radius: var(--radius-lg);
      border: 1px solid var(--border);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      box-shadow: var(--shadow-sm);
    }
    .case-img-box {
      height: 240px;
      overflow: hidden;
    }
    .case-img-box img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform var(--transition);
    }
    .case-card:hover .case-img-box img {
      transform: scale(1.05);
    }
    .case-body {
      padding: 32px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }
    .case-badge {
      display: inline-block;
      font-size: 0.75rem;
      font-weight: 700;
      color: var(--primary);
      background-color: rgba(15, 82, 186, 0.1);
      padding: 4px 10px;
      border-radius: var(--radius-sm);
      margin-bottom: 12px;
      align-self: flex-start;
    }
    .case-body h3 {
      font-size: 1.375rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 12px;
    }
    .case-body p {
      font-size: 0.9375rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 20px;
    }
    .case-stats {
      margin-top: auto;
      padding-top: 16px;
      border-top: 1px solid var(--border);
      display: flex;
      gap: 20px;
      font-size: 0.875rem;
      font-weight: 600;
      color: var(--secondary);
    }

    /* 板块 10: 医护与管理者真实证言 */
    .testimonials-section {
      background-color: var(--bg-alt);
    }
    .testimonials-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .testimonial-card {
      background: var(--bg-white);
      border-radius: var(--radius-lg);
      padding: 32px;
      border: 1px solid var(--border);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .testimonial-quote {
      font-size: 1rem;
      color: var(--text-muted);
      line-height: 1.75;
      margin-bottom: 24px;
      position: relative;
    }
    .testimonial-quote::before {
      content: '“';
      font-size: 3rem;
      color: rgba(15, 82, 186, 0.15);
      position: absolute;
      top: -24px;
      left: -12px;
      font-family: Georgia, serif;
    }
    .testimonial-author {
      display: flex;
      align-items: center;
      gap: 14px;
    }
    .author-avatar {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: linear-gradient(135deg, #BFDBFE 0%, #60A5FA 100%);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: #1E3A8A;
      font-size: 1.125rem;
    }
    .author-info h4 {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
    }
    .author-info span {
      font-size: 0.8125rem;
      color: var(--text-light);
    }

    /* 板块 11: 行业前沿资讯内嵌摘要 */
    .news-section {
      background-color: var(--bg-white);
    }
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .news-card {
      background: var(--bg-white);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      padding: 28px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      transition: all var(--transition);
    }
    .news-card:hover {
      box-shadow: var(--shadow-md);
      border-color: var(--border-focus);
    }
    .news-meta {
      display: flex;
      justify-content: space-between;
      font-size: 0.8125rem;
      color: var(--text-light);
      margin-bottom: 12px;
    }
    .news-category {
      color: var(--primary);
      font-weight: 600;
    }
    .news-card h3 {
      font-size: 1.1875rem;
      font-weight: 700;
      color: var(--text-main);
      line-height: 1.45;
      margin-bottom: 12px;
    }
    .news-card p {
      font-size: 0.875rem;
      color: var(--text-muted);
      line-height: 1.65;
      margin-bottom: 20px;
      flex-grow: 1;
    }
    .news-anchor {
      font-size: 0.875rem;
      color: var(--primary);
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    /* 板块 12: 常见问题解答 FAQ */
    .faq-section {
      background-color: var(--bg-alt);
    }
    .faq-wrapper {
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      background: var(--bg-white);
      border-radius: var(--radius-md);
      margin-bottom: 16px;
      border: 1px solid var(--border);
      box-shadow: var(--shadow-sm);
      overflow: hidden;
      transition: border-color var(--transition);
    }
    .faq-item:hover {
      border-color: var(--border-focus);
    }
    .faq-question {
      padding: 22px 28px;
      font-size: 1.0625rem;
      font-weight: 600;
      color: var(--text-main);
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      user-select: none;
    }
    .faq-icon {
      font-size: 1.25rem;
      color: var(--primary);
      transition: transform var(--transition);
    }
    .faq-answer {
      padding: 0 28px 24px;
      font-size: 0.9375rem;
      color: var(--text-muted);
      line-height: 1.75;
      display: none;
      border-top: 1px solid #F1F5F9;
      padding-top: 16px;
    }
    .faq-item.active .faq-answer {
      display: block;
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
    }

    /* 板块 13: 转化与演示预约 CTA */
    .cta-section {
      padding: 80px 0;
      background: linear-gradient(135deg, #0F52BA 0%, #1E3A8A 100%);
      color: #FFFFFF;
    }
    .cta-box {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 48px;
      align-items: center;
    }
    .cta-text h2 {
      font-size: 2.25rem;
      font-weight: 800;
      line-height: 1.3;
      margin-bottom: 16px;
      letter-spacing: -0.02em;
    }
    .cta-text p {
      font-size: 1.0625rem;
      color: #DBEAFE;
      line-height: 1.75;
      margin-bottom: 28px;
    }
    .cta-points {
      list-style: none;
      margin-bottom: 24px;
    }
    .cta-points li {
      font-size: 0.9375rem;
      color: #EFF6FF;
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .cta-points li svg {
      width: 20px;
      height: 20px;
      color: #34D399;
      flex-shrink: 0;
    }
    .cta-form-card {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 36px;
      color: var(--text-main);
      box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.2), 0 10px 10px -5px rgba(0, 0, 0, 0.1);
    }
    .cta-form-card h3 {
      font-size: 1.375rem;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--text-main);
    }
    .cta-form-card .form-sub {
      font-size: 0.875rem;
      color: var(--text-light);
      margin-bottom: 20px;
    }
    .form-group {
      margin-bottom: 16px;
    }
    .form-group label {
      display: block;
      font-size: 0.875rem;
      font-weight: 600;
      margin-bottom: 6px;
      color: var(--text-muted);
    }
    .form-input {
      width: 100%;
      padding: 12px 14px;
      font-size: 0.9375rem;
      border: 1px solid var(--border);
      border-radius: var(--radius-sm);
      outline: none;
      transition: border-color var(--transition);
      background-color: #F8FAFC;
    }
    .form-input:focus {
      border-color: var(--primary);
      background-color: #FFFFFF;
    }
    .checkbox-group {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 8px;
      margin-top: 8px;
    }
    .checkbox-label {
      font-size: 0.8125rem;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 6px;
      cursor: pointer;
    }
    .form-submit-btn {
      width: 100%;
      margin-top: 20px;
    }
    .form-guarantee {
      margin-top: 14px;
      font-size: 0.75rem;
      color: var(--text-light);
      text-align: center;
    }

    /* 页脚 */
    .site-footer {
      background-color: #0F172A;
      color: #94A3B8;
      padding-top: 80px;
      padding-bottom: 40px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      font-size: 0.875rem;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 0.8fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 60px;
    }
    .footer-logo {
      font-size: 1.375rem;
      font-weight: 700;
      color: #FFFFFF;
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 16px;
    }
    .footer-desc {
      line-height: 1.7;
      color: #94A3B8;
      margin-bottom: 24px;
    }
    .footer-title {
      font-size: 1rem;
      font-weight: 600;
      color: #FFFFFF;
      margin-bottom: 20px;
      letter-spacing: 0.02em;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 12px;
    }
    .footer-links a:hover {
      color: #FFFFFF;
    }
    .footer-contact-item {
      margin-bottom: 12px;
      line-height: 1.6;
    }
    .footer-contact-item strong {
      color: #CBD5E1;
    }
    .footer-bottom {
      padding-top: 32px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      text-align: center;
      font-size: 0.8125rem;
      color: #64748B;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    /* 移动端菜单与响应式断点 */
    .mobile-menu-btn {
      display: none;
      background: none;
      border: none;
      color: var(--text-main);
      font-size: 1.5rem;
      cursor: pointer;
    }

    @media (max-width: 1024px) {
      .hero-grid {
        grid-template-columns: 1fr;
      }
      .pain-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .arch-container {
        grid-template-columns: 1fr;
      }
      .features-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .pricing-grid {
        grid-template-columns: 1fr;
      }
      .plan-card.featured {
        transform: none;
      }
      .security-grid {
        grid-template-columns: 1fr;
      }
      .steps-row {
        grid-template-columns: repeat(2, 1fr);
      }
      .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .case-container {
        grid-template-columns: 1fr;
      }
      .testimonials-grid {
        grid-template-columns: 1fr;
      }
      .news-grid {
        grid-template-columns: 1fr;
      }
      .cta-box {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .top-bar {
        display: none;
      }
      .nav-links {
        display: none;
      }
      .nav-cta .btn {
        display: none;
      }
      .mobile-menu-btn {
        display: block;
      }
      .hero-text h1 {
        font-size: 2.25rem;
      }
      .section-header h2 {
        font-size: 1.75rem;
      }
      .pain-grid {
        grid-template-columns: 1fr;
      }
      .features-grid {
        grid-template-columns: 1fr;
      }
      .steps-row {
        grid-template-columns: 1fr;
      }
      .metrics-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
    }