/* roulang page: index */
:root {
      --bg-dark: #0A0A0A;
      --card-border: rgba(139, 92, 246, 0.25);
      --card-hover-border: rgba(6, 182, 212, 0.6);
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      background-color: var(--bg-dark);
      color: #E2E8F0;
      overflow-x: hidden;
      background-image: radial-gradient(rgba(139, 92, 246, 0.08) 1px, transparent 1px), radial-gradient(rgba(6, 182, 212, 0.05) 1px, transparent 1px);
      background-size: 40px 40px;
      background-position: 0 0, 20px 20px;
    }
    .glass-panel {
      background: rgba(18, 18, 26, 0.78);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border: 1px solid var(--card-border);
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .glass-panel:hover {
      border-color: var(--card-hover-border);
      box-shadow: 0 10px 30px -10px rgba(6, 182, 212, 0.25);
    }
    .btn-gradient {
      background: linear-gradient(135deg, #8B5CF6 0%, #06B6D4 100%);
      transition: all 0.3s ease;
    }
    .btn-gradient:hover {
      background: linear-gradient(135deg, #7C3AED 0%, #0891B2 100%);
      box-shadow: 0 0 20px rgba(6, 182, 212, 0.45);
      transform: translateY(-2px);
    }
    .text-glow {
      text-shadow: 0 0 16px rgba(6, 182, 212, 0.5);
    }
    .clip-badge {
      clip-path: polygon(0 0, 100% 0, 92% 100%, 0 100%);
    }
    .hide-scrollbar::-webkit-scrollbar {
      display: none;
    }
    .hide-scrollbar {
      -ms-overflow-style: none;
      scrollbar-width: none;
    }