:root{--color-paper: #f7f4ed;--color-card: #fffdf8;--color-ink: #1f1b16;--color-ink-soft: #6b6357;--color-cinnabar: #b23a2e;--color-cinnabar-soft: rgba(178, 58, 46, .09);--color-celadon: #5f7a6e;--color-line: #ded7c9;--font-zh: "Source Han Serif SC", "Noto Serif CJK SC", "LXGW WenKai", "Songti SC", "SimSun", serif;--font-en: "EB Garamond", Georgia, "Times New Roman", serif;--font-mono: "JetBrains Mono", ui-monospace, Consolas, monospace;--fs-body: 1.0625rem;--fs-small: .875rem;--fs-tiny: .78rem;--fs-h1: 2.15rem;--fs-h2: 1.45rem;--fs-h3: 1.2rem;--fs-h4: 1.08rem;--space-xs: .5rem;--space-sm: 1rem;--space-md: 1.5rem;--space-lg: 2.5rem;--space-xl: 4rem;--measure: 44rem;--measure-wide: 68rem;--leading: 1.8;--radius: 4px;--radius-lg: 6px;--shadow-soft: 0 2px 16px rgba(31, 27, 22, .05);--shadow-hover: 0 8px 26px rgba(31, 27, 22, .09);--transition: .2s ease;--header-h: 68px}@media(prefers-color-scheme:dark){:root{--color-paper: #14120f;--color-card: #1c1a16;--color-ink: #e8e2d6;--color-ink-soft: #9a9186;--color-cinnabar: #d9695c;--color-cinnabar-soft: rgba(217, 105, 92, .12);--color-celadon: #7e9b8d;--color-line: #2e2a24;--shadow-soft: 0 2px 16px rgba(0, 0, 0, .3);--shadow-hover: 0 8px 26px rgba(0, 0, 0, .4)}}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 16px)}body{background-color:var(--color-paper);color:var(--color-ink);font-family:var(--font-zh);font-size:var(--fs-body);line-height:var(--leading);letter-spacing:.02em;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-image:radial-gradient(rgba(31,27,22,.025) 1px,transparent 0);background-size:22px 22px;min-height:100vh;display:flex;flex-direction:column}@media(prefers-color-scheme:dark){body{background-image:radial-gradient(rgba(232,226,214,.03) 1px,transparent 0)}}main{flex:1}a{color:inherit;text-decoration:none;transition:color 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