/* roulang page: index */
:root {
      --primary: #2563eb;
      --primary-hover: #1d4ed8;
      --accent: #06b6d4;
      --slate-title: #0f172a;
      --slate-body: #334155;
      --slate-muted: #64748b;
      --bg-light: #f8fafc;
      --bg-card: #ffffff;
      --radius-xl: 0.75rem;
      --radius-2xl: 1rem;
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      color: var(--slate-body);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      line-height: 1.6;
      background-color: var(--bg-light);
      -webkit-font-smoothing: antialiased;
    }
    .custom-container {
      max-width: 80rem;
      margin-left: auto;
      margin-right: auto;
      padding-left: 1rem;
      padding-right: 1rem;
    }
    @media (min-width: 640px) {
      .custom-container { padding-left: 1.5rem; padding-right: 1.5rem; }
    }
    @media (min-width: 1024px) {
      .custom-container { padding-left: 2rem; padding-right: 2rem; }
    }
    .hero-bg {
      background-image: linear-gradient(180deg, rgba(248, 250, 252, 0.94) 0%, rgba(248, 250, 252, 0.98) 100%), url('/assets/images/82588322bf8cb721.png');
      background-size: cover;
      background-position: center;
    }
    .accordion-content {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
    }
    .accordion-item.active .accordion-content {
      max-height: 400px;
      transition: max-height 0.35s ease-in-out;
    }
    .accordion-item.active .accordion-icon {
      transform: rotate(180deg);
    }