:root {
  color-scheme: light;
  --salt: #f3f6f5;
  --paper: #fbfcfc;
  --paper-solid: #ffffff;
  --ink: #14231f;
  --ink-soft: #243832;
  --muted: #65736e;
  --muted-light: #7d8985;
  --line: #dbe3e0;
  --line-strong: #98a7a1;
  --signal: #149482;
  --signal-deep: #0b796a;
  --sun: #e4ae4f;
  --alert: #d86655;
  --focus: #0b796a;
  --font-body: "PingFang SC", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
  --font-display: "Songti SC", "STSong", "Noto Serif CJK SC", serif;
  --font-number: "DIN Alternate", "SF Pro Display", "Avenir Next Condensed", sans-serif;
  --font-mono: "SFMono-Regular", "Cascadia Mono", Consolas, monospace;
  --content: 1160px;
  --gutter: clamp(20px, 4vw, 48px);
  --radius-small: 6px;
  --shadow-page: 0 34px 90px rgba(23, 43, 36, 0.12);
  --ease-out: cubic-bezier(.2, .8, .2, 1);
}