/* roulang page: index */
:root {
      --color-forest: #0C2B1D;
      --color-pine: #155E42;
      --color-emerald: #10B981;
      --color-amber: #D97706;
      --color-bone: #F8FAF7;
      --color-charcoal: #111827;
      --transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    html {
      scroll-padding-top: 108px;
    }
    body {
      background-color: #F8FAF7;
      color: #111827;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      text-rendering: optimizeLegibility;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }
    .custom-scrollbar::-webkit-scrollbar {
      width: 6px;
      height: 6px;
    }
    .custom-scrollbar::-webkit-scrollbar-thumb {
      background: rgba(16, 185, 129, 0.3);
      border-radius: 4px;
    }
    .custom-scrollbar::-webkit-scrollbar-track {
      background: rgba(12, 43, 29, 0.05);
    }
    .hover-lift {
      transition: var(--transition-base);
    }
    .hover-lift:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 28px -6px rgba(12, 43, 29, 0.12);
    }