/* roulang page: index */
:root {
      --primary: #0F2F57;
      --accent: #F97316;
      --bg-light: #F8FAFC;
      --text-main: #0F172A;
      --text-muted: #475569;
    }
    body {
      color: var(--text-main);
      background-color: #ffffff;
      font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
    }
    .custom-gradient-hero {
      background: linear-gradient(135deg, rgba(15, 47, 87, 0.94) 0%, rgba(11, 25, 44, 0.96) 100%);
    }
    .custom-gradient-dark {
      background: linear-gradient(180deg, #0B192C 0%, #08101D 100%);
    }
    .badge-glow {
      box-shadow: 0 0 15px rgba(14, 165, 233, 0.25);
    }
    .card-transition {
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .card-transition:hover {
      transform: translateY(-5px);
      box-shadow: 0 20px 25px -5px rgba(15, 23, 42, 0.08), 0 10px 10px -5px rgba(15, 23, 42, 0.04);
    }