/* roulang page: index */
:root {
      --color-primary: #0A231C;
      --color-accent: #10B981;
      --color-accent-light: #34D399;
      --color-gold: #E5C483;
      --color-bg: #F8FAFA;
      --color-card: #FFFFFF;
      --color-dark: #04120E;
    }
    body {
      background-color: var(--color-bg);
      color: #111827;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      overflow-x: hidden;
    }
    .hero-banner-bg {
      background: linear-gradient(135deg, rgba(10, 35, 28, 0.94), rgba(4, 18, 14, 0.92)), url('/assets/images/fb6ad2a6463abcd4.jpg') center/cover no-repeat;
    }
    .dark-engine-bg {
      background: radial-gradient(circle at top right, rgba(16, 185, 129, 0.12), transparent 50%), linear-gradient(180deg, #061813 0%, #04120E 100%);
    }
    .card-hover-effect {
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .card-hover-effect:hover {
      transform: translateY(-4px);
      box-shadow: 0 16px 32px -8px rgba(10, 35, 28, 0.12);
    }
    .num-tabular {
      font-variant-numeric: tabular-nums;
    }