/* roulang page: index */
:root {
      --primary-gradient: linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%);
      --dark-gradient: linear-gradient(180deg, #0F172A 0%, #1E1B4B 100%);
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color: #334155;
      background-color: #F8FAFC;
    }
    .hero-bg {
      background-image: linear-gradient(to bottom, rgba(15, 23, 42, 0.88), rgba(30, 27, 75, 0.94)), url('/assets/images/fbf004f623344aec.webp');
      background-size: cover;
      background-position: center;
    }
    .dark-section-bg {
      background-image: linear-gradient(to bottom, rgba(11, 15, 25, 0.95), rgba(15, 23, 42, 0.98)), url('/assets/images/a52091599989d852.webp');
      background-size: cover;
      background-position: center;
    }
    .cta-banner-bg {
      background-image: linear-gradient(135deg, rgba(30, 27, 75, 0.95), rgba(15, 23, 42, 0.98)), url('/assets/images/06f63667d31c8cf7.jpg');
      background-size: cover;
      background-position: center;
    }