/* roulang page: index */
:root {
      --primary: #1E3A8A;
      --secondary: #2563EB;
      --accent: #F97316;
      --bg-light: #F8FAFC;
      --bg-slate: #F1F5F9;
      --text-main: #0F172A;
      --text-muted: #475569;
      --border-color: #E2E8F0;
    }
    body {
      color: var(--text-main);
      background-color: #FFFFFF;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      overflow-x: hidden;
    }
    .hero-glow-bg {
      background: radial-gradient(circle at 50% 20%, rgba(37, 99, 235, 0.08) 0%, rgba(248, 250, 252, 0.5) 60%, #FFFFFF 100%);
    }
    .custom-card-shadow {
      box-shadow: 0 4px 20px -2px rgba(15, 23, 42, 0.05), 0 2px 6px -1px rgba(15, 23, 42, 0.03);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .custom-card-shadow:hover {
      box-shadow: 0 16px 32px -4px rgba(30, 58, 138, 0.12), 0 6px 12px -2px rgba(30, 58, 138, 0.04);
      transform: translateY(-4px);
    }