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

    body {
      font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
      background: #fafcff;
      color: #0b1a33;
      line-height: 1.5;
      -webkit-font-smoothing: antialiased;
    }

    .container {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 32px;
    }

    .gradient-bg {
      background: radial-gradient(circle at 10% 20%, rgba(0, 102, 255, 0.03) 0%, rgba(255, 255, 255, 0) 70%),
                  linear-gradient(145deg, #ffffff 0%, #f5f9ff 100%);
    }

    /* 导航 */
    .navbar {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 24px 0;
      flex-wrap: wrap;
    }

    .logo {
      font-size: 1.8rem;
      font-weight: 800;
      letter-spacing: -0.02em;
      background: linear-gradient(135deg, #0037b3, #0070ff);
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .logo i {
      font-size: 2rem;
      color: #0070ff;
      background: transparent;
    }

    .nav-links {
      display: flex;
      gap: 40px;
      font-weight: 600;
      font-size: 1rem;
      color: #1e293b;
    }

    .nav-links a {
      text-decoration: none;
      color: #1e293b;
      transition: 0.2s;
      border-bottom: 2px solid transparent;
      padding-bottom: 4px;
    }

    .nav-links a:hover {
      color: #0066ff;
      border-bottom-color: #0066ff;
    }

    .btn-outline {
      background: transparent;
      border: 1.5px solid #0066ff;
      color: #0066ff;
      padding: 10px 28px;
      border-radius: 60px;
      font-weight: 600;
      font-size: 0.95rem;
      transition: 0.2s;
      cursor: default;
    }

    .btn-outline i {
      margin-right: 8px;
    }

    .btn-outline:hover {
      background: #0066ff10;
      border-color: #0047b3;
    }

    /* hero */
    .hero {
      display: flex;
      flex-direction: row;
      align-items: center;
      justify-content: space-between;
      padding: 30px 0 50px;
      gap: 40px;
      flex-wrap: wrap;
    }

    .hero-content {
      flex: 1 1 500px;
    }

    .hero-badge {
      display: inline-block;
      background: #e6f0ff;
      color: #0047b3;
      font-weight: 700;
      font-size: 0.8rem;
      letter-spacing: 0.3px;
      padding: 8px 20px;
      border-radius: 60px;
      margin-bottom: 24px;
      backdrop-filter: blur(4px);
      border: 1px solid rgba(0, 102, 255, 0.15);
    }

    .hero-badge i {
      margin-right: 8px;
    }

    .hero h1 {
      font-size: 4rem;
      font-weight: 800;
      line-height: 1.1;
      letter-spacing: -0.03em;
      margin-bottom: 24px;
    }

    .hero h1 span {
      background: linear-gradient(145deg, #0037b3, #3b82f6);
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
    }

    .hero p {
      font-size: 1.25rem;
      color: #334155;
      max-width: 540px;
      margin-bottom: 32px;
      font-weight: 400;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 16px 20px;
    }

    .btn-primary {
      background: #0066ff;
      color: white;
      border: none;
      padding: 16px 44px;
      border-radius: 60px;
      font-weight: 700;
      font-size: 1.1rem;
      display: inline-flex;
      align-items: center;
      gap: 12px;
      box-shadow: 0 12px 30px -8px rgba(0, 102, 255, 0.3);
      transition: 0.2s;
      cursor: default;
    }

    .btn-primary i {
      font-size: 1.2rem;
    }

    .btn-primary:hover {
      background: #0052d9;
      transform: translateY(-2px);
      box-shadow: 0 20px 40px -10px rgba(0, 102, 255, 0.4);
    }

    .btn-ghost {
      background: transparent;
      border: 1.5px solid #cbd5e1;
      padding: 16px 36px;
      border-radius: 60px;
      font-weight: 600;
      color: #1e293b;
      display: inline-flex;
      align-items: center;
      gap: 10px;
      transition: 0.2s;
      cursor: default;
    }

    .btn-ghost i {
      color: #0066ff;
    }

    .btn-ghost:hover {
      border-color: #0066ff;
      background: #f0f7ff;
    }

    .hero-visual {
      flex: 1 1 380px;
      display: flex;
      justify-content: center;
      align-items: center;
      background: rgba(255,255,255,0.5);
      backdrop-filter: blur(2px);
      border-radius: 60px;
      padding: 20px 10px;
    }

    .geo-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      width: 100%;
      max-width: 440px;
    }

    .geo-card {
      background: white;
      border-radius: 28px;
      padding: 24px 18px;
      box-shadow: 0 20px 40px -12px rgba(0,0,0,0.05);
      border: 1px solid rgba(0,0,0,0.02);
      transition: 0.2s;
      text-align: center;
      backdrop-filter: blur(4px);
    }

    .geo-card i {
      font-size: 2.4rem;
      color: #0066ff;
      margin-bottom: 12px;
      display: block;
    }

    .geo-card h4 {
      font-weight: 700;
      font-size: 1rem;
      margin-bottom: 6px;
    }

    .geo-card p {
      font-size: 0.8rem;
      color: #475569;
    }

    .geo-card.highlight {
      background: #0066ff;
      color: white;
      border-color: #0066ff;
    }

    .geo-card.highlight i,
    .geo-card.highlight p {
      color: white;
    }

    .geo-card.highlight h4 {
      color: white;
    }

    /* 特色区块 */
    .features {
      padding: 60px 0 40px;
    }

    .section-tag {
      display: inline-block;
      background: #e6f0ff;
      color: #0047b3;
      font-weight: 700;
      font-size: 0.75rem;
      letter-spacing: 0.5px;
      padding: 6px 20px;
      border-radius: 60px;
      margin-bottom: 16px;
      text-transform: uppercase;
    }

    .features h2 {
      font-size: 2.8rem;
      font-weight: 700;
      letter-spacing: -0.02em;
      margin-bottom: 16px;
    }

    .features-desc {
      font-size: 1.2rem;
      color: #475569;
      max-width: 640px;
      margin-bottom: 48px;
    }

    .feature-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
      gap: 30px;
    }

    .feature-item {
      background: white;
      padding: 32px 24px;
      border-radius: 40px;
      border: 1px solid #eef2f6;
      transition: 0.25s;
      box-shadow: 0 8px 20px -10px rgba(0,0,0,0.02);
    }

    .feature-item:hover {
      transform: translateY(-6px);
      border-color: #b8d2ff;
      box-shadow: 0 24px 48px -16px rgba(0, 102, 255, 0.12);
    }

    .feature-icon {
      background: #e6f0ff;
      width: 60px;
      height: 60px;
      border-radius: 20px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px;
    }

    .feature-icon i {
      font-size: 2rem;
      color: #0066ff;
    }

    .feature-item h3 {
      font-weight: 700;
      font-size: 1.4rem;
      margin-bottom: 12px;
    }

    .feature-item p {
      color: #475569;
    }

    /* 数据 */
    .stats {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      gap: 30px;
      background: #ffffffd0;
      backdrop-filter: blur(8px);
      padding: 40px 48px;
      border-radius: 80px;
      margin: 20px 0 30px;
      border: 1px solid rgba(0,0,0,0.02);
      box-shadow: 0 20px 40px -16px rgba(0,0,0,0.04);
    }

    .stat-item {
      text-align: center;
      flex: 1;
    }

    .stat-number {
      font-size: 2.8rem;
      font-weight: 800;
      color: #0b1a33;
      letter-spacing: -0.02em;
    }

    .stat-label {
      color: #64748b;
      font-weight: 500;
      font-size: 0.95rem;
    }

    /* 品牌/信任 */
    .trust-bar {
      padding: 30px 0 20px;
      text-align: center;
    }

    .trust-bar p {
      color: #64748b;
      font-weight: 600;
      letter-spacing: 0.5px;
      font-size: 0.9rem;
      margin-bottom: 20px;
    }

    .brand-icons {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 40px;
      font-size: 2rem;
      color: #94a3b8;
      opacity: 0.7;
    }

    .brand-icons i {
      transition: 0.2s;
    }

    .brand-icons i:hover {
      color: #0066ff;
      opacity: 1;
    }

    /* 流程 */
    .process {
      padding: 60px 0 30px;
    }

    .process-steps {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: 30px;
      margin-top: 30px;
    }

    .step {
      background: white;
      padding: 32px 20px;
      border-radius: 40px;
      border: 1px solid #eef2f6;
      text-align: center;
    }

    .step-number {
      background: #e6f0ff;
      color: #0066ff;
      width: 48px;
      height: 48px;
      border-radius: 60px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 1.4rem;
      margin: 0 auto 18px;
    }

    .step h4 {
      font-weight: 700;
      font-size: 1.2rem;
      margin-bottom: 8px;
    }

    .step p {
      color: #475569;
      font-size: 0.95rem;
    }

    /* 评价 */
    .testimonials {
      padding: 50px 0 30px;
    }

    .testimonial-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 30px;
      margin-top: 30px;
    }

    .testimonial-item {
      background: white;
      padding: 32px 24px;
      border-radius: 40px;
      border: 1px solid #eef2f6;
      box-shadow: 0 8px 20px -8px rgba(0,0,0,0.02);
    }

    .testimonial-item i {
      color: #fbbf24;
      font-size: 1rem;
      margin-bottom: 12px;
    }

    .testimonial-item p {
      font-size: 1rem;
      color: #1e293b;
      font-weight: 500;
      margin-bottom: 16px;
    }

    .testimonial-author {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .testimonial-author .avatar {
      background: #0066ff20;
      width: 44px;
      height: 44px;
      border-radius: 60px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: #0066ff;
    }

    .testimonial-author .name {
      font-weight: 700;
      font-size: 0.95rem;
    }

    .testimonial-author .role {
      font-size: 0.8rem;
      color: #64748b;
    }

    /* FAQ */
    .faq {
      padding: 50px 0 30px;
    }

    .faq-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
      margin-top: 30px;
    }

    .faq-item {
      background: white;
      border-radius: 30px;
      padding: 20px 28px;
      border: 1px solid #eef2f6;
      cursor: default;
    }

    .faq-item summary {
      font-weight: 700;
      font-size: 1.1rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
      list-style: none;
    }

    .faq-item summary i {
      color: #0066ff;
      font-size: 1.2rem;
    }

    .faq-item p {
      margin-top: 14px;
      color: #475569;
      padding-right: 20px;
    }

    /* CTA */
    .cta-section {
      background: linear-gradient(145deg, #0b1a33, #0f2647);
      border-radius: 60px;
      padding: 70px 60px;
      margin: 40px 0 40px;
      color: white;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
    }

    .cta-text h2 {
      font-size: 2.6rem;
      font-weight: 700;
      letter-spacing: -0.02em;
      margin-bottom: 12px;
    }
 a{text-decoration:none;color:inherit }
    .cta-text p {
      opacity: 0.7;
      font-size: 1.1rem;
      max-width: 440px;
    }

    .cta-btn {
      background: white;
      color: #0b1a33;
      border: none;
      padding: 18px 48px;
      border-radius: 60px;
      font-weight: 700;
      font-size: 1.1rem;
      display: inline-flex;
      align-items: center;
      gap: 12px;
      cursor: default;
      transition: 0.2s;
    }

    .cta-btn i {
      color: #0066ff;
    }

    .cta-btn:hover {
      transform: scale(1.02);
      box-shadow: 0 20px 40px -8px rgba(0,0,0,0.3);
    }

    /* footer */
    .footer {
      padding: 40px 0 32px;
      border-top: 1px solid #e2e8f0;
      margin-top: 20px;
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      color: #475569;
      font-size: 0.95rem;
    }

    .footer-links {
      display: flex;
      gap: 32px;
    }

    .footer-links a {
      text-decoration: none;
      color: #475569;
      font-weight: 500;
    }

    .footer-links a:hover {
      color: #0066ff;
    }

    /* 自适应 */
    @media (max-width: 900px) {
      .hero {
        flex-direction: column;
        text-align: center;
        padding: 20px 0 30px;
      }
      .hero h1 {
        font-size: 3rem;
      }
      .hero p {
        margin-left: auto;
        margin-right: auto;
      }
      .hero-actions {
        justify-content: center;
      }
      .hero-visual {
        width: 100%;
      }
      .geo-grid {
        max-width: 400px;
        margin: 0 auto;
      }
      .stats {
        flex-direction: column;
        align-items: center;
        border-radius: 40px;
        padding: 30px 20px;
      }
      .cta-section {
        flex-direction: column;
        text-align: center;
        padding: 40px 24px;
        border-radius: 40px;
      }
      .cta-text p {
        margin-left: auto;
        margin-right: auto;
      }
      .cta-btn {
        margin-top: 20px;
      }
      .navbar {
        flex-direction: column;
        gap: 16px;
      }
      .nav-links {
        gap: 20px;
        flex-wrap: wrap;
        justify-content: center;
      }
      .features h2 {
        font-size: 2.2rem;
      }
      .brand-icons {
        gap: 24px;
        font-size: 1.8rem;
      }
      .process-steps {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 480px) {
      .container {
        padding: 0 16px;
      }
      .hero h1 {
        font-size: 2.4rem;
      }
      .btn-primary, .btn-ghost {
        width: 100%;
        justify-content: center;
      }
      .feature-grid {
        grid-template-columns: 1fr;
      }
      .geo-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
      }
      .geo-card {
        padding: 16px 10px;
      }
      .footer {
        flex-direction: column;
        gap: 16px;
        text-align: center;
      }
      .footer-links {
        flex-wrap: wrap;
        justify-content: center;
      }
      .process-steps {
        grid-template-columns: 1fr;
      }
      .testimonial-grid {
        grid-template-columns: 1fr;
      }
      .cta-section {
        padding: 30px 20px;
      }
      .cta-text h2 {
        font-size: 2rem;
      }
    }