:root {
  color-scheme: light;
  --lab-bg: #f5f7f8;
  --lab-surface: #edf1f2;
  --lab-surface-2: #e5eaec;
  --lab-ink: #172027;
  --lab-muted: #66737a;
  --lab-faint: #89959a;
  --lab-line: #cbd4d9;
  --lab-line-strong: #aebbc1;
  --lab-accent: #3f7183;
  --lab-accent-soft: rgba(63, 113, 131, .1);
  --lab-signal: #b56f3f;
  --lab-code: #11191e;
  --lab-code-ink: #dce4e7;
  --lab-header: rgba(245, 247, 248, .91);
  --lab-shadow: rgba(15, 24, 29, .16);
  --lab-font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Noto Sans CJK SC", sans-serif;
  --lab-font-serif: ui-serif, "Songti SC", "Noto Serif CJK SC", Georgia, serif;
  --lab-font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  --lab-content: 720px;
  --lab-wide: 1100px;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --lab-bg: #10161b;
  --lab-surface: #161e23;
  --lab-surface-2: #1c262c;
  --lab-ink: #e1e8ea;
  --lab-muted: #98a6ab;
  --lab-faint: #728087;
  --lab-line: #313d43;
  --lab-line-strong: #4a5960;
  --lab-accent: #78a9b8;
  --lab-accent-soft: rgba(120, 169, 184, .11);
  --lab-signal: #cf8c5c;
  --lab-code: #090e11;
  --lab-code-ink: #d8e2e4;
  --lab-header: rgba(16, 22, 27, .91);
  --lab-shadow: rgba(0, 0, 0, .36);
}