:root{--paper: #f8f0e3;--surface: #fffaf2;--surface-sunk: #efe3d2;--ink: #2b1715;--ink-soft: #6b524d;--line: #e2d1bf;--accent: #741418;--accent-strong: #540c10;--accent-contrast: #ffffff;--accent-wash: #f4dfd9;--band: #5c0f13;--band-ink: #fbf1e5;--band-ink-soft: #e2b8b0;--vermilion: #b4302a;--good: #1c6f45;--good-wash: #d9eee1;--bad: #b02a1f;--bad-wash: #f9dfd8;--shadow: 0 1px 2px rgb(60 20 18 / .08), 0 6px 18px rgb(60 20 18 / .08);--tile-face: #fbf8ee;--tile-edge: #cbc2a8;--tile-back: #7a1d20;--tile-ink-dark: #1b2330;--tile-red: #c0302a;--tile-green: #1b7745;--tile-blue: #1f4e95;--tile-index: #8b8370;--tile-highlight: #e2a93b;--font-display: "DM Serif Display", Georgia, "Times New Roman", serif;--font-body: "Atkinson Hyperlegible", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-mono: "Atkinson Hyperlegible Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;--font-cjk: "Noto Serif SC", "Songti SC", "STSong", "SimSun", serif;--text-xs: .78rem;--text-sm: .9rem;--text-base: 1.0625rem;--text-lg: 1.25rem;--text-xl: 1.6rem;--text-2xl: clamp(1.9rem, 4vw, 2.5rem);--text-3xl: clamp(2.6rem, 7vw, 4.25rem);--radius-sm: 6px;--radius-md: 10px;--page-gutter: clamp(1rem, 4vw, 2rem);--gutter-left: max(var(--page-gutter), env(safe-area-inset-left, 0px));--gutter-right: max(var(--page-gutter), env(safe-area-inset-right, 0px));--space-card: clamp(1rem, 3vw, 1.25rem);--list-inset: 0px;--space-page-top: clamp(2rem, 5vw, 3.5rem);--space-section: clamp(2.5rem, 7vw, 5rem);--content-width: 68ch;--header-height: 3.5rem;--tab-bar-height: 3.9rem}@media(max-width:720px){:root{--list-inset: .75rem}}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--paper: #170d0c;--surface: #221514;--surface-sunk: #100807;--ink: #f2e7e1;--ink-soft: #c2aaa3;--line: #3e2926;--accent: #e8949a;--accent-strong: #f4bcbf;--accent-contrast: #2a0a0c;--accent-wash: #3b181b;--band: #3d0a0e;--band-ink: #f7eae3;--band-ink-soft: #cf9d97;--vermilion: #ff8f78;--good: #74d3a0;--good-wash: #16352a;--bad: #ff8d7d;--bad-wash: #3c1a17;--shadow: 0 1px 2px rgb(0 0 0 / .4), 0 8px 22px rgb(0 0 0 / .35);color-scheme:dark}}:root[data-theme=dark]{--paper: #170d0c;--surface: #221514;--surface-sunk: #100807;--ink: #f2e7e1;--ink-soft: #c2aaa3;--line: #3e2926;--accent: #e8949a;--accent-strong: #f4bcbf;--accent-contrast: #2a0a0c;--accent-wash: #3b181b;--band: #3d0a0e;--band-ink: #f7eae3;--band-ink-soft: #cf9d97;--vermilion: #ff8f78;--good: #74d3a0;--good-wash: #16352a;--bad: #ff8d7d;--bad-wash: #3c1a17;--shadow: 0 1px 2px rgb(0 0 0 / .4), 0 8px 22px rgb(0 0 0 / .35);color-scheme:dark}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:7rem}@media(max-width:720px){html{scroll-padding-top:4.5rem}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font-body);font-size:var(--text-base);line-height:1.6;-webkit-font-smoothing:antialiased}h1,h2,h3,h4{margin:0;line-height:1.15;text-wrap:balance}h1,h2{font-family:var(--font-display);font-weight:400;letter-spacing:-.01em}h3,h4{font-weight:700}p,ul,ol,dl{margin:0}a{color:var(--accent);text-decoration-thickness:1px;text-underline-offset:.18em}a:hover{color:var(--accent-strong);text-decoration-thickness:2px}:focus-visible{outline:3px solid var(--tile-highlight);outline-offset:2px;border-radius:4px}[hidden]{display:none!important}.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.skip-link{position:absolute;left:1rem;top:-3rem;z-index:30;padding:.5rem 1rem;background:var(--surface);color:var(--ink);border-radius:var(--radius-sm)}.skip-link:focus{top:calc(env(safe-area-inset-top,0px) + .5rem)}.term{font-family:var(--font-cjk);font-weight:600;font-size:.8em;color:var(--ink-soft);margin-left:.35em}button{font:inherit;cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}.button-primary,.button-secondary,.button-quiet{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;min-height:2.75rem;padding:.55rem 1.1rem;border-radius:999px;font-weight:700;font-size:var(--text-sm);text-decoration:none;border:1px solid transparent}.button-primary,.button-secondary{background:var(--accent);color:var(--accent-contrast)}.button-primary:hover,.button-secondary:hover:not(:disabled){background:var(--accent-strong);color:var(--accent-contrast)}.button-quiet{background:transparent;color:var(--ink-soft);border-color:var(--line)}.button-quiet:hover{color:var(--ink);border-color:var(--ink-soft)}.search-field{flex:1 1 16rem;min-width:0}.search-field input{width:100%;min-height:2.75rem;padding:.5rem .9rem;border:1px solid var(--line);border-radius:999px;background:var(--surface);color:var(--ink);font:inherit}.search-empty{padding:2rem;text-align:center;color:var(--ink-soft);border:1px dashed var(--line);border-radius:var(--radius-md)}body:before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--band)}.page{max-width:1120px;margin:0 auto;padding-top:0;padding-bottom:var(--space-section);padding-left:var(--gutter-left);padding-right:var(--gutter-right)}.content-section{display:grid;grid-template-columns:minmax(0,1fr);gap:1.25rem;padding-block:var(--space-section);border-top:1px solid var(--line)}.content-section>p,.content-section>.lede{max-width:var(--content-width)}.content-section h2{font-size:var(--text-2xl)}.eyebrow{font-family:var(--font-mono);font-size:var(--text-xs);font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--vermilion);margin-bottom:-.75rem}.lede{font-size:var(--text-lg);color:var(--ink-soft)}.subheading{font-size:var(--text-lg);margin-top:1rem}.two-column{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:clamp(1.5rem,4vw,3rem);align-items:start}@media(max-width:800px){.two-column{grid-template-columns:minmax(0,1fr)}}.page-intro{display:grid;gap:1.25rem;padding-block:var(--space-page-top) 1.5rem}.page-intro h1{font-size:var(--text-3xl)}.page-intro .lede{max-width:60ch}.site-footer{max-width:1120px;margin:0 auto;padding-left:var(--gutter-left);padding-right:var(--gutter-right);color:var(--ink-soft);font-size:var(--text-sm)}.site-footer-inner{padding-block:2rem;border-top:1px solid var(--line)}.site-footer p{max-width:var(--content-width)}.site-header{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--band);color:var(--band-ink);box-shadow:0 1px #00000026}.site-header-inner{max-width:1120px;min-height:var(--header-height);margin:0 auto;display:flex;align-items:center;gap:1.25rem;padding-left:var(--gutter-left);padding-right:var(--gutter-right)}.brand{display:inline-flex;align-items:center;gap:.5rem;color:var(--band-ink);font-weight:700;text-decoration:none;white-space:nowrap}.brand:hover{color:var(--band-ink)}.brand-mark{display:inline-grid;place-items:center;width:1.7rem;height:2.2rem;border-radius:5px;background:var(--tile-face);color:var(--tile-red);font-family:var(--font-cjk);font-weight:700;font-size:1.15rem;box-shadow:0 3px 0 var(--tile-back)}.site-nav{display:flex;gap:.25rem;margin-left:auto}.site-nav a{padding:.45rem .85rem;border-radius:999px;color:var(--band-ink-soft);font-size:var(--text-sm);font-weight:700;text-decoration:none;white-space:nowrap}.site-nav a:hover{color:var(--band-ink);background:#ffffff14}.site-nav a[aria-current=page]{color:var(--band-ink);background:#ffffff29}.section-nav{position:sticky;top:calc(env(safe-area-inset-top,0px) + var(--header-height));z-index:15;background:var(--paper);border-bottom:1px solid var(--line)}.section-nav-links{max-width:1120px;margin:0 auto;display:flex;gap:.25rem;overflow-x:auto;scrollbar-width:none;padding-block:.5rem;padding-left:var(--gutter-left);padding-right:var(--gutter-right)}.section-nav-links::-webkit-scrollbar{display:none}.section-nav-links a{flex:none;display:inline-flex;align-items:center;min-height:2.25rem;padding:.3rem .75rem;border-radius:999px;color:var(--ink-soft);font-size:var(--text-sm);text-decoration:none}.section-nav-links a:hover{color:var(--ink);background:var(--surface-sunk)}.section-nav-links a[aria-current=location]{color:var(--accent-contrast);background:var(--accent)}.tab-bar{display:none}@media(max-width:720px){.site-header{position:static}.site-nav{display:none}.section-nav{top:env(safe-area-inset-top,0px)}.section-nav-links a{min-height:2.75rem}body{padding-bottom:calc(var(--tab-bar-height) + env(safe-area-inset-bottom,0px))}.tab-bar{position:fixed;inset:auto 0 0;z-index:30;display:grid;grid-auto-flow:column;grid-auto-columns:1fr;height:calc(var(--tab-bar-height) + env(safe-area-inset-bottom,0px));padding-bottom:env(safe-area-inset-bottom,0px);padding-left:env(safe-area-inset-left,0px);padding-right:env(safe-area-inset-right,0px);background:var(--band);box-shadow:0 -1px #0003}.tab-bar a{display:grid;place-items:center;align-content:center;gap:.2rem;color:var(--band-ink-soft);font-size:var(--text-xs);font-weight:700;text-decoration:none}.tab-glyph{display:grid;place-items:center;width:1.35rem;height:1.7rem;border-radius:4px;background:#ffffff1a;font-family:var(--font-cjk);font-size:.9rem;line-height:1}.tab-bar a[aria-current=page]{color:var(--band-ink)}.tab-bar a[aria-current=page] .tab-glyph{background:var(--tile-face);color:var(--tile-red);box-shadow:0 2px 0 var(--tile-back)}}