/* roulang page: index */
:root {
      --primary: #10b981;
      --primary-dark: #059669;
      --bg-page: #f8fafc;
      --text-main: #0f172a;
      --text-muted: #64748b;
      --border-light: #e2e8f0;
      --shadow-subtle: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    }
    body {
      background-color: var(--bg-page);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }
    .custom-card {
      background: #ffffff;
      border: 1px solid var(--border-light);
      border-radius: 0.75rem;
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .custom-card:hover {
      border-color: #cbd5e1;
      box-shadow: 0 10px 25px -5px rgba(15, 23, 42, 0.08);
      transform: translateY(-2px);
    }
    .hero-mesh {
      background-image: radial-gradient(rgba(16, 185, 129, 0.08) 1px, transparent 1px);
      background-size: 24px 24px;
    }
    .accordion-content {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease-out;
    }
    .accordion-item.active .accordion-content {
      max-height: 280px;
    }
    .accordion-item.active .accordion-icon {
      transform: rotate(180deg);
    }