/* roulang page: index */
:root {
      --primary: #0F62FE;
      --primary-dark: #0043CE;
      --accent: #FF832B;
      --bg-light: #F4F7FB;
      --text-main: #161616;
      --text-muted: #6F6F6F;
    }
    html {
      scroll-behavior: smooth;
      font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }
    .custom-shadow {
      box-shadow: 0 4px 20px -2px rgba(15, 98, 254, 0.08);
    }
    .custom-shadow-hover:hover {
      box-shadow: 0 12px 28px -4px rgba(15, 98, 254, 0.16);
      transform: translateY(-3px);
    }
    .hero-gradient {
      background: linear-gradient(135deg, rgba(10, 25, 47, 0.92) 0%, rgba(15, 98, 254, 0.85) 100%);
    }
    .badge-blur {
      background: rgba(255, 255, 255, 0.15);
      backdrop-filter: blur(8px);
    }