/* roulang page: index */
:root {
      --color-primary: #059669;
      --color-primary-dark: #0f766e;
      --color-accent: #10b981;
      --color-warning: #f59e0b;
      --color-dark: #0f172a;
      --color-surface: #f8fafc;
      --color-text-main: #0f172a;
      --color-text-body: #334155;
      --color-text-muted: #64748b;
    }
    body {
      font-family: system-ui, -apple-system, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color: var(--color-text-body);
      background-color: #ffffff;
      line-height: 1.75;
    }
    .hero-bg {
      background-image: linear-gradient(to right, rgba(15, 23, 42, 0.94) 0%, rgba(15, 118, 110, 0.88) 100%), url('/assets/images/85038c4009ef6233.webp');
      background-size: cover;
      background-position: center;
    }
    .banner-dark-bg {
      background-image: linear-gradient(135deg, rgba(15, 23, 42, 0.96) 0%, rgba(6, 78, 59, 0.92) 100%), url('/assets/images/36dcf3a100589cc0.webp');
      background-size: cover;
      background-position: center;
    }
    .cta-energy-bg {
      background-image: linear-gradient(135deg, rgba(4, 120, 87, 0.95) 0%, rgba(15, 23, 42, 0.96) 100%), url('/assets/images/948c4abc4129d809.webp');
      background-size: cover;
      background-position: center;
    }
    .custom-scroll::-webkit-scrollbar {
      height: 6px;
    }
    .custom-scroll::-webkit-scrollbar-thumb {
      background-color: #cbd5e1;
      border-radius: 9999px;
    }