/* roulang page: index */
:root {
      --color-primary: #111E38;
      --color-secondary: #1B3B6F;
      --color-accent: #C5A880;
      --color-bg-light: #F8FAFC;
      --color-bg-alt: #F1F5F9;
      --color-text-main: #334155;
      --color-text-muted: #64748B;
    }
    body {
      color: var(--color-text-main);
      background-color: var(--color-bg-light);
      font-family: 'PingFang SC', 'Microsoft YaHei', -apple-system, sans-serif;
      overflow-x: hidden;
    }
    .hero-glow {
      background: radial-gradient(circle at 50% 30%, rgba(27, 59, 111, 0.45) 0%, rgba(15, 30, 54, 0.95) 75%);
    }
    .custom-card-shadow {
      box-shadow: 0 4px 20px rgba(15, 30, 54, 0.06);
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .custom-card-shadow:hover {
      box-shadow: 0 16px 36px rgba(15, 30, 54, 0.12);
      transform: translateY(-3px);
    }
    .gold-gradient-btn {
      background: linear-gradient(135deg, #D4AF37 0%, #C5A880 100%);
      transition: all 0.25s ease-in-out;
    }
    .gold-gradient-btn:hover {
      background: linear-gradient(135deg, #dfbd4a 0%, #d4b890 100%);
      box-shadow: 0 6px 20px rgba(212, 175, 55, 0.35);
    }