/* roulang page: index */
:root {
      --primary: #0A192F;
      --accent-teal: #00D2B4;
      --accent-indigo: #4A3AFF;
      --bg-light: #F8FAFC;
      --text-main: #0F172A;
      --text-muted: #64748B;
      --border-color: #E2E8F0;
    }
    body {
      color: #334155;
      background-color: #ffffff;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }
    .custom-gradient-btn {
      background: linear-gradient(135deg, #00D2B4 0%, #4A3AFF 100%);
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .custom-gradient-btn:hover {
      box-shadow: 0 10px 25px -5px rgba(0, 210, 180, 0.4);
      transform: translateY(-2px);
    }
    .card-hover {
      transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .card-hover:hover {
      transform: translateY(-6px);
      box-shadow: 0 20px 25px -5px rgba(10, 25, 47, 0.08), 0 8px 10px -6px rgba(10, 25, 47, 0.03);
    }
    .badge-capsule {
      border: 1px solid rgba(0, 210, 180, 0.3);
      background: rgba(240, 253, 250, 0.9);
    }
    .hero-skew-overlay {
      clip-path: polygon(0 0, 100% 0, 100% 92%, 0 100%);
    }
    @media (max-width: 768px) {
      .hero-skew-overlay {
        clip-path: none;
      }
    }