/* roulang page: index */
:root {
      --bg-dark: #0B0F17;
      --card-dark: #111827;
      --accent-cyan: #06B6D4;
      --accent-gold: #F59E0B;
    }
    body {
      background-color: var(--bg-dark);
      color: #E2E8F0;
      font-family: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    }
    .badge-gold {
      background: linear-gradient(135deg, rgba(245, 158, 11, 0.2) 0%, rgba(217, 119, 6, 0.05) 100%);
      border: 1px solid rgba(245, 158, 11, 0.4);
    }
    .hero-glow {
      background: radial-gradient(circle at 50% 30%, rgba(6, 182, 212, 0.15) 0%, rgba(11, 15, 23, 0) 70%);
    }
    .card-hover-border {
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .card-hover-border:hover {
      border-color: rgba(6, 182, 212, 0.5);
      transform: translateY(-3px);
      box-shadow: 0 12px 24px -10px rgba(6, 182, 212, 0.15);
    }