/* roulang page: index */
:root {
      --primary-color: #0F52BA;
      --navy-dark: #0B132B;
      --navy-title: #0A2540;
      --accent-color: #00D4B2;
      --text-main: #1E293B;
      --text-muted: #64748B;
      --bg-light: #F8FAFC;
    }
    html {
      box-sizing: border-box;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
    }
    *, *:before, *:after {
      box-sizing: inherit;
    }
    body {
      color: var(--text-main);
      background-color: #ffffff;
      line-height: 1.65;
    }
    .hero-bg-overlay {
      background: linear-gradient(135deg, rgba(11, 19, 43, 0.94) 0%, rgba(15, 82, 186, 0.88) 100%), url('/assets/images/dda6a362a6eb956b.webp') center/cover no-repeat;
    }
    .dark-showcase-bg {
      background: radial-gradient(circle at 50% 20%, #1C2E4A 0%, #0B132B 80%);
    }
    .custom-scrollbar::-webkit-scrollbar {
      height: 6px;
      width: 6px;
    }
    .custom-scrollbar::-webkit-scrollbar-thumb {
      background: #CBD5E1;
      border-radius: 4px;
    }