/* roulang page: index */
:root {
      --primary: #0f172a;
      --accent: #0284c7;
      --accent-glow: #06b6d4;
      --bg-light: #f8fafc;
      --text-main: #334155;
      --border-color: #e2e8f0;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color: var(--text-main);
      overflow-x: hidden;
      scroll-behavior: smooth;
    }
    .countdown-ring {
      stroke-dasharray: 283;
      stroke-dashoffset: 65;
      transition: stroke-dashoffset 1s ease;
    }
    .bento-card {
      transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .bento-card:hover {
      transform: translateY(-3px);
      box-shadow: 0 12px 30px -5px rgba(15, 23, 42, 0.08);
    }
    .code-console {
      background: #090d16;
      border: 1px solid rgba(255,255,255,0.08);
      font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    }