/* roulang page: index */
:root {
      --bg-pitch: #0B0F17;
      --bg-card: #141C2B;
      --border-line: #1E293B;
      --brand-green: #10B981;
      --brand-green-hover: #059669;
      --brand-orange: #F59E0B;
      --text-pure: #F8FAFC;
      --text-muted: #94A3B8;
      --text-sub: #64748B;
    }

    body {
      background-color: var(--bg-pitch);
      color: var(--text-pure);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      overflow-x: hidden;
    }

    .glass-nav {
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      background-color: rgba(11, 15, 23, 0.92);
      border-bottom: 1px solid rgba(30, 41, 59, 0.8);
    }

    .glow-card {
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .glow-card:hover {
      border-color: rgba(16, 185, 129, 0.45);
      box-shadow: 0 10px 30px -10px rgba(16, 185, 129, 0.15);
      transform: translateY(-2px);
    }

    .pulse-dot {
      animation: pulseAnim 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
    }

    @keyframes pulseAnim {
      0%, 100% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.4; transform: scale(1.2); }
    }

    .table-custom tr {
      border-bottom: 1px solid var(--border-line);
      transition: background 0.2s;
    }

    .table-custom tr:hover {
      background-color: rgba(20, 28, 43, 0.7);
    }

    .accordion-content {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease-out;
    }

    .accordion-item.active .accordion-content {
      max-height: 250px;
    }

    .accordion-item.active .accordion-icon {
      transform: rotate(180deg);
    }