/* roulang page: index */
:root {
      --bg-dark: #0B0F17;
      --bg-card: rgba(17, 24, 39, 0.7);
      --border-subtle: rgba(255, 255, 255, 0.08);
      --primary: #10B981;
      --accent: #06B6D4;
      --text-main: #F9FAFB;
      --text-muted: #9CA3AF;
    }
    body {
      background-color: var(--bg-dark);
      color: var(--text-main);
      overflow-x: hidden;
    }
    .custom-border {
      border: 1px solid var(--border-subtle);
    }
    .hover-lift {
      transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .hover-lift:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 24px -10px rgba(16, 185, 129, 0.15);
    }
    .accordion-content {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease-out;
    }
    .accordion-content.open {
      max-height: 240px;
    }
    .pulse-indicator {
      box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
      animation: pulse 2s infinite;
    }
    @keyframes pulse {
      0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
      70% { box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
      100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
    }