/* roulang page: index */
:root {
      --bg-dark: #0F141C;
      --card-bg: #161F2E;
      --gold-primary: #C5A059;
      --gold-hover: #E5C378;
      --border-color: rgba(197, 160, 89, 0.2);
    }
    body {
      font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-dark);
      color: #F8FAFC;
      line-height: 1.8;
    }
    .text-gold-gradient {
      background: linear-gradient(135deg, #F5D796 0%, #C5A059 50%, #9B783E 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .card-panel {
      background: rgba(22, 31, 46, 0.85);
      border: 1px solid rgba(197, 160, 89, 0.15);
      backdrop-filter: blur(8px);
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .card-panel:hover {
      border-color: rgba(197, 160, 89, 0.45);
      box-shadow: 0 12px 30px -10px rgba(0, 0, 0, 0.7);
      transform: translateY(-3px);
    }
    .hero-bg {
      background: linear-gradient(to bottom, rgba(15, 20, 28, 0.82), rgba(15, 20, 28, 0.98)), url('/assets/images/b0711d95e7b9ef45.png') center/cover no-repeat;
    }
    .cta-bg {
      background: linear-gradient(135deg, rgba(22, 31, 46, 0.95), rgba(15, 20, 28, 0.98)), url('/assets/images/80205ace17e60528.png') center/cover no-repeat;
    }