/* roulang page: index */
:root {
      --bg-dark: #0B0E14;
      --surface-dark: #151922;
      --card-dark: #1B212D;
      --border-dark: #2A3342;
      --accent-green: #00E599;
      --accent-amber: #FF8800;
      --text-main: #F8FAFC;
      --text-muted: #94A3B8;
    }
    body {
      font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-dark);
      color: var(--text-main);
      overflow-x: hidden;
      line-height: 1.75;
    }
    .custom-scrollbar::-webkit-scrollbar {
      width: 6px;
      height: 6px;
    }
    .custom-scrollbar::-webkit-scrollbar-track {
      background: #0B0E14;
    }
    .custom-scrollbar::-webkit-scrollbar-thumb {
      background: #2A3342;
      border-radius: 3px;
    }
    .custom-scrollbar::-webkit-scrollbar-thumb:hover {
      background: #00E599;
    }
    .pulse-indicator {
      display: inline-block;
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background-color: #00E599;
      box-shadow: 0 0 10px #00E599;
      animation: pulse-dot 1.8s infinite;
    }
    @keyframes pulse-dot {
      0% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.4; transform: scale(0.85); }
      100% { opacity: 1; transform: scale(1); }
    }