/* roulang page: index */
:root {
      --primary-gradient: linear-gradient(135deg, #1A1640 0%, #183B56 100%);
      --gold-gradient: linear-gradient(135deg, #D4AF37 0%, #F3E5AB 100%);
      --card-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.01);
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      background-color: #F8F9FC;
      color: #374151;
      overflow-x: hidden;
    }
    .hero-bg {
      background-image: linear-gradient(rgba(13, 11, 24, 0.88), rgba(26, 22, 64, 0.92)), url('/assets/images/7e3ab96ff9227887.webp');
      background-size: cover;
      background-position: center;
    }
    .badge-gold {
      background: rgba(212, 175, 55, 0.12);
      border: 1px solid rgba(212, 175, 55, 0.35);
      color: #D4AF37;
    }
    .card-hover {
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .card-hover:hover {
      transform: translateY(-4px);
      box-shadow: 0 25px 30px -5px rgba(26, 22, 64, 0.12), 0 10px 10px -5px rgba(26, 22, 64, 0.04);
    }
    .cta-btn-gold {
      background: linear-gradient(135deg, #D4AF37 0%, #E5C158 100%);
      color: #0D0B18;
      font-weight: 600;
      box-shadow: 0 4px 14px rgba(212, 175, 55, 0.35);
      transition: all 0.3s ease;
    }
    .cta-btn-gold:hover {
      background: linear-gradient(135deg, #F3E5AB 0%, #D4AF37 100%);
      box-shadow: 0 6px 20px rgba(212, 175, 55, 0.5);
      transform: translateY(-1px);
    }
    details > summary {
      list-style: none;
    }
    details > summary::-webkit-details-marker {
      display: none;
    }
    details[open] summary .faq-icon {
      transform: rotate(180deg);
    }