/* roulang page: index */
:root {
      --primary: #05F196;
      --secondary: #007DFE;
      --bg-dark: #0D1117;
      --card-dark: #161B22;
      --text-main: #F0F6FC;
      --text-muted: #8B949E;
      --border-color: rgba(255, 255, 255, 0.08);
    }
    body {
      background-color: var(--bg-dark);
      color: var(--text-main);
      overflow-x: hidden;
    }
    .neon-glow {
      box-shadow: 0 0 25px rgba(5, 241, 150, 0.2);
    }
    .neon-border {
      border: 1px solid rgba(5, 241, 150, 0.3);
    }
    .glass-nav {
      background: rgba(13, 17, 23, 0.85);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
    }
    .tech-card-hover {
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .tech-card-hover:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 30px rgba(5, 241, 150, 0.15);
      border-color: rgba(5, 241, 150, 0.4);
    }
    details summary::-webkit-details-marker {
      display: none;
    }