/* roulang page: index */
:root {
      --primary: #0F2744;
      --primary-light: #1E3A8A;
      --electric-blue: #0066FF;
      --accent: #FF6B00;
      --accent-hover: #E05E00;
      --bg-light: #F8FAFC;
      --bg-dark: #0A1118;
      --bg-card: #101E2E;
      --text-main: #0F172A;
      --text-muted: #475569;
      --text-light: #94A3B8;
      --border-color: #E2E8F0;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
      color: var(--text-main);
      background-color: #FFFFFF;
      overflow-x: hidden;
    }
    .hero-bg {
      background: linear-gradient(135deg, rgba(10, 17, 24, 0.94) 0%, rgba(15, 39, 68, 0.88) 100%), url('/assets/images/65978b429f66d54d.webp') center/cover no-repeat;
    }
    .dark-section-bg {
      background: linear-gradient(180deg, #0A1118 0%, #101E2E 100%);
    }
    .banner-cta-bg {
      background: linear-gradient(135deg, rgba(15, 39, 68, 0.95) 0%, rgba(0, 102, 255, 0.9) 100%), url('/assets/images/aa041d9375670e3e.webp') center/cover no-repeat;
    }
    .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 12px 24px -10px rgba(0, 102, 255, 0.15);
    }
    .custom-scroll::-webkit-scrollbar {
      width: 6px;
      height: 6px;
    }
    .custom-scroll::-webkit-scrollbar-thumb {
      background: #CBD5E1;
      border-radius: 3px;
    }