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72px)}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--warm-white:#1A1816;--base-white:#201E1B;--pure-white:#242220;--subtle-bg:#2A2724;--ink:#E8E3DC;--ink-heading:#F0EBE3;--warm-gray:#8A857D;--muted:#918B83;--brick:#C4533E;--brick-hover:#D9614A;--brick-subtle:#2E1A16;--border-subtle:#2E2B27;--border-strong:#403C37;--focus-ring:rgba(196, 83, 62, 0.4)}}[data-theme=dark]{--warm-white:#1A1816;--base-white:#201E1B;--pure-white:#242220;--subtle-bg:#2A2724;--ink:#E8E3DC;--ink-heading:#F0EBE3;--warm-gray:#8A857D;--muted:#918B83;--brick:#C4533E;--brick-hover:#D9614A;--brick-subtle:#2E1A16;--border-subtle:#2E2B27;--border-strong:#403C37;--focus-ring:rgba(196, 83, 62, 0.4)}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;-webkit-text-size-adjust:100%;text-size-adjust:100%}.brand-mark{display:inline-block;width:8px;height:8px;background:var(--accent);vertical-align:middle;margin-left:var(--s-1);animation:wenxin-breath 4s ease-in-out infinite}@keyframes 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.chapter__text{opacity:1}.chapter__title{font-family:var(--serif-display);font-weight:700;color:var(--fg-1);margin:0 0 var(--s-8);font-size:clamp(24px,3.5vw,42px);line-height:1.15}.chapter p{margin:0 0 var(--s-6)}.chapter p:last-child{margin-bottom:0}.chapter__number{color:var(--line-2)}@supports(color:color-mix(in srgb,red 50%,blue)){.chapter__number{color:color-mix(in srgb,var(--ghost-tint) var(--ghost-tint-pct),transparent)}}.quote{font-family:var(--serif-display);font-style:italic;color:var(--fg-3);line-height:var(--lh-loose)}.quote p{font-size:clamp(1.05rem,2vw,var(--t-lg));margin:0}.site-footer{position:relative;overflow:hidden;padding-block:clamp(72px,12vh,128px)clamp(48px,8vh,96px);border-top:1px solid var(--line-1);margin-top:var(--s-10)}.site-footer__inner{margin-inline:auto;max-width:720px;padding-inline:var(--pad-x)}.site-footer__email{font-family:var(--serif-display);font-weight:700;font-size:clamp(22px,4vw,42px);color:var(--fg-1);margin:0 0 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