/* roulang page: index */
:root {
      --primary: #0F4C3A;
      --primary-dark: #091A14;
      --accent: #FF5500;
      --bg-page: #F8FAF9;
      --text-main: #111827;
      --text-muted: #4B5563;
      --border-color: #E5E7EB;
    }
    body {
      background-color: var(--bg-page);
      color: var(--text-main);
      font-family: system-ui, -apple-system, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      -webkit-font-smoothing: antialiased;
    }
    .hero-bg-overlay {
      background: linear-gradient(135deg, rgba(9, 26, 20, 0.94) 0%, rgba(15, 76, 58, 0.88) 100%);
    }
    .custom-card-shadow {
      box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.05);
    }
    .custom-card-hover {
      transition: all 0.25s ease-in-out;
    }
    .custom-card-hover:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 28px -4px rgba(15, 76, 58, 0.12);
    }