@tailwind components;@tailwind utilities;:root{--bg:#FBFBFA;--surface:#FFFFFF;--alt:#F7F6F3;--line:#EAEAEA;--text:#2F3437;--strong:#111111;--muted:#6B6A66;--btn:#111111;--btn-text:#FFFFFF;--btn-hover:#333333;--blue-bg:#E1F3FE;--blue-tx:#1F6C9F;--green-bg:#EDF3EC;--green-tx:#346538;--yellow-bg:#FBF3DB;--yellow-tx:#956400;--red-bg:#FDEBEC;--red-tx:#9F2F2D;--sans:"SF Pro Display","Geist Sans","Helvetica Neue",Helvetica,Arial,system-ui,sans-serif;--serif:"Newsreader","Lyon Text","Iowan Old Style",Georgia,"Times New Roman",serif;--mono:"Geist Mono","SF Mono",ui-monospace,Menlo,Consolas,monospace;box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#191919;--surface:#202020;--alt:#252525;--line:#323232;--text:#D4D4D2;--strong:#F3F3F1;--muted:#9B9A97;--btn:#F3F3F1;--btn-text:#111111;--btn-hover:#D4D4D2;--blue-bg:#1D2B35;--blue-tx:#7CC0EA;--green-bg:#1F2B21;--green-tx:#8CC391;--yellow-bg:#332B17;--yellow-tx:#E0B550;--red-bg:#35201F;--red-tx:#EE9A97}}:root[data-theme=dark]{--bg:#191919;--surface:#202020;--alt:#252525;--line:#323232;--text:#D4D4D2;--strong:#F3F3F1;--muted:#9B9A97;--btn:#F3F3F1;--btn-text:#111111;--btn-hover:#D4D4D2;--blue-bg:#1D2B35;--blue-tx:#7CC0EA;--green-bg:#1F2B21;--green-tx:#8CC391;--yellow-bg:#332B17;--yellow-tx:#E0B550;--red-bg:#35201F;--red-tx:#EE9A97}html{scroll-padding-top:env(safe-area-inset-top,0px);-webkit-text-size-adjust:100%}*,*:before,*:after{box-sizing:border-box}button{font:inherit}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);font-size:1.0625rem;line-height:1.6}a{color:inherit}h1,h2,h3{color:var(--strong);margin:0}h1,h2{font-family:var(--serif);font-weight:500;letter-spacing:-.025em;line-height:1.12}h1{font-size:clamp(2.2rem,6vw,3.6rem)}h2{font-size:clamp(1.6rem,3.6vw,2.2rem)}h3{font-size:1.05rem;font-weight:600;letter-spacing:-.005em}p{margin:0 0 1em}.wrap{max-width:1040px;margin:0 auto;padding:0 20px}.narrow{max-width:720px}header.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:10;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}.bar{display:flex;align-items:center;justify-content:space-between;min-height:60px;gap:4px 16px;flex-wrap:wrap;padding-top:6px;padding-bottom:6px}.brand{font-family:var(--serif);font-size:1.25rem;letter-spacing:-.03em;color:var(--strong);text-decoration:none;font-weight:500}nav{display:flex;gap:4px;flex-wrap:wrap}nav a{text-decoration:none;font-size:.9rem;color:var(--muted);padding:12px 10px;border-radius:6px}nav a:hover,nav a[aria-current=page]{color:var(--strong);background:var(--alt)}a:focus-visible,button:focus-visible{outline:2px solid var(--strong);outline-offset:2px}.btn{display:inline-block;background:var(--btn);color:var(--btn-text);text-decoration:none;font-size:.95rem;font-weight:500;padding:11px 18px;border-radius:6px;border:0;cursor:pointer;transition:background .2s,transform .2s}.btn:hover{background:var(--btn-hover)}.btn:active{transform:scale(.98)}.btn.ghost{background:transparent;color:var(--strong);border:1px solid var(--line)}.btn.ghost:hover{background:var(--alt)}section.block{padding:72px 0;border-bottom:1px solid var(--line)}.eyebrow{font-family:var(--mono);font-size:.75rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:14px}.lead{font-size:1.15rem;color:var(--text);max-width:640px;margin-top:20px}.tag{display:inline-block;font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;padding:3px 9px;border-radius:9999px;font-weight:600;white-space:nowrap}.t-green{background:var(--green-bg);color:var(--green-tx)}.t-blue{background:var(--blue-bg);color:var(--blue-tx)}.t-yellow{background:var(--yellow-bg);color:var(--yellow-tx)}.t-red{background:var(--red-bg);color:var(--red-tx)}.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:16px;margin-top:36px}.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:28px;transition:box-shadow .2s;grid-column:span 2}.card.w3{grid-column:span 3}.card.w4{grid-column:span 4}.card.w6{grid-column:span 6}a.card{text-decoration:none;display:block}a.card:hover{box-shadow:0 2px 8px #0000000a}.card p{color:var(--muted);font-size:.95rem;margin:8px 0 0}.card .row{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:14px}@media(max-width:760px){.bento{grid-template-columns:1fr}.card,.card.w3,.card.w4,.card.w6{grid-column:auto}section.block{padding:52px 0}}.list{margin-top:28px;border-top:1px solid var(--line)}.list .item{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:16px 0;border-bottom:1px solid var(--line)}.list .item span.d{color:var(--muted);font-size:.9rem;display:block}table{width:100%;border-collapse:collapse;font-size:.95rem}th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}th{font-family:var(--mono);font-size:.72rem;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);font-weight:500}.scroll{overflow-x:auto;max-width:100%;border:1px solid var(--line);border-radius:12px;background:var(--surface);margin-top:24px}.scroll table{min-width:560px}details{border-bottom:1px solid var(--line);padding:16px 0}summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:16px;color:var(--strong);font-weight:500}summary::-webkit-details-marker{display:none}summary:after{content:"+";font-family:var(--mono);color:var(--muted)}details[open] summary:after{content:"\2212"}details p{margin:12px 0 0;color:var(--text)}.note{border:1px solid var(--line);background:var(--alt);border-radius:8px;padding:16px 18px;font-size:.92rem;color:var(--muted);margin-top:28px}.ad-note{font-size:.85rem}footer{padding:48px 0 64px;color:var(--muted);font-size:.9rem}footer .cols{display:flex;gap:32px;flex-wrap:wrap;justify-content:space-between}footer a{color:var(--muted)}.crumbs{font-size:.85rem;color:var(--muted);margin-bottom:24px}.crumbs a{color:var(--muted)}.reveal{transition:opacity .6s cubic-bezier(.16,1,.3,1),transform .6s cubic-bezier(.16,1,.3,1)}.reveal-ready .reveal:not(.in){opacity:0;transform:translateY(12px)}@media(prefers-reduced-motion:reduce){.reveal-ready .reveal:not(.in){opacity:1;transform:none}.reveal{transition:none}}kbd{font-family:var(--mono);font-size:.8rem;border:1px solid var(--line);border-radius:4px;background:var(--alt);padding:1px 6px}.hero{padding:88px 0 72px;border-bottom:1px solid var(--line)}.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}.prose h2{margin:48px 0 14px}.prose h3{margin:28px 0 8px}.prose ul{padding-left:1.2em}header.top .bar{padding-top:6px;padding-bottom:6px}[id]{scroll-margin-top:84px}.block.alt{background:var(--alt)}.sec-head{max-width:680px;margin-bottom:36px}.sec-head h2{margin-bottom:0}.sec-head .lead{margin-top:16px}.hero{position:relative;overflow:hidden}.hero:before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;background-image:radial-gradient(var(--line) 1px,transparent 1px);background-size:22px 22px;-webkit-mask-image:linear-gradient(to bottom,#000 0%,transparent 85%);mask-image:linear-gradient(to bottom,#000 0%,transparent 85%)}.hero>.wrap{position:relative}.split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}.split.rev>.media{order:-1}@media(max-width:820px){.split{grid-template-columns:1fr;gap:32px}.split.rev>.media{order:0}}.illo-frame{margin:0;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:20px;overflow:hidden}.illo{display:block;width:100%;height:auto}.illo .l{fill:none;stroke:var(--strong);stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}.illo .soft{opacity:.45}.pts{list-style:none;margin:22px 0 0;padding:0}.pts li{display:flex;gap:12px;align-items:flex-start;padding:10px 0;border-top:1px solid var(--line);font-size:.97rem}.pts li:last-child{border-bottom:1px solid var(--line)}.pts li:before{content:"";flex:none;width:6px;height:6px;margin-top:.62em;background:var(--strong);border-radius:1px}.link-cta{display:inline-flex;align-items:center;gap:8px;margin-top:24px;color:var(--strong);font-weight:500;text-decoration:none;border-bottom:1px solid var(--strong);padding-bottom:2px}.link-cta:hover{opacity:.7}.num{display:block;font-family:var(--mono);font-size:.75rem;letter-spacing:.06em;color:var(--muted);margin-bottom:18px}.bento.two{grid-template-columns:repeat(2,1fr)}.bento.two .card{grid-column:auto}.bento.three{grid-template-columns:repeat(3,1fr)}.bento.three .card{grid-column:auto}.bento.four{grid-template-columns:repeat(4,1fr)}.bento.four .card{grid-column:auto}@media(max-width:900px){.bento.four{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){.bento.two,.bento.three,.bento.four{grid-template-columns:1fr}}.toc{display:flex;gap:8px;flex-wrap:wrap;margin-top:28px}.chip{font:inherit;font-size:.85rem;color:var(--text);background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:7px 12px;cursor:pointer}.chip:hover{background:var(--alt)}.check{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}.check li{display:flex;gap:16px;padding:16px 0;border-bottom:1px solid var(--line)}.check li:before{content:"\2713";flex:none;width:24px;height:24px;border-radius:6px;background:var(--green-bg);color:var(--green-tx);font-family:var(--mono);font-size:.8rem;display:flex;align-items:center;justify-content:center;margin-top:1px}.check strong{color:var(--strong);font-weight:600}.check span{display:block;color:var(--muted);font-size:.93rem;margin-top:2px}.example{border:1px solid var(--line);border-left:3px solid var(--strong);background:var(--surface);border-radius:8px;padding:22px 24px;margin-top:28px}.example .eyebrow{margin-bottom:8px}.example p:last-child{margin-bottom:0}.example .res{color:var(--strong);font-weight:500}.band{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:40px;display:flex;justify-content:space-between;align-items:center;gap:28px;flex-wrap:wrap}.band h2{font-size:clamp(1.4rem,3vw,1.8rem)}.band p{color:var(--muted);margin:10px 0 0;max-width:520px}.band .cta{margin-top:0}@media(max-width:760px){.band{padding:28px}}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:56px}@media(max-width:820px){.two-col{grid-template-columns:1fr;gap:40px}}.stack>*+*{margin-top:56px}.cta .btn{font-family:inherit}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap}.state-chip{display:inline-flex;align-items:center;gap:7px;font-size:.88rem;color:var(--strong);text-decoration:none;border:1px solid var(--line);background:var(--surface);border-radius:6px;padding:7px 11px}.state-chip:hover{background:var(--alt)}.small{font-size:.9rem}.muted{color:var(--muted)}.lead-sm{font-size:1.05rem;color:var(--strong);margin:0 0 18px}.state-card{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:32px}.state-card h2{font-size:1.6rem;margin-bottom:8px}.sel-label{display:block;font-family:var(--mono);font-size:.75rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}.sel{width:100%;appearance:none;-webkit-appearance:none;font:inherit;font-size:1rem;color:var(--strong);background-color:var(--bg);border:1px solid var(--line);border-radius:8px;padding:14px 44px 14px 14px;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 14 14'%3E%3Cpath d='M2 5l5 5 5-5' fill='none' stroke='%23787774' stroke-width='1.8'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center}.sel:hover{border-color:var(--muted)}.sel:focus-visible{outline:2px solid var(--strong);outline-offset:2px}.panel{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:32px}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:16px}.panel h2,.state-prompt h2{font-size:clamp(1.4rem,3vw,1.8rem)}.panel .scroll{margin-top:0}.notice{border:1px solid var(--line);background:var(--alt);border-radius:8px;padding:18px 20px}.notice p{margin:0 0 8px}.notice p:last-child{margin:0}.state-prompt{background:var(--surface);border:1px dashed var(--muted);border-radius:12px;padding:32px;max-width:640px}.state-prompt p{color:var(--muted);margin:10px 0 18px}ul.plain{list-style:none;margin:0;padding:0}ul.plain li{padding:8px 0;border-top:1px solid var(--line)}ul.plain li:last-child{border-bottom:1px solid var(--line)}.foot-link{margin:18px 0 0}.state-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px}.state-btn{display:flex;align-items:center;justify-content:space-between;gap:8px;text-align:left;font:inherit;font-size:.95rem;color:var(--strong);background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:12px 14px;cursor:pointer}.state-btn:hover{background:var(--alt)}.list a.item{text-decoration:none;color:inherit}.list a.item:hover{background:var(--alt)}.list a.item .d{max-width:560px}.rh{color:var(--strong);font-family:var(--sans);font-size:.95rem;letter-spacing:0;text-transform:none;font-weight:600}ol.steps{padding-left:1.3em}ol.steps li{padding:4px 0 4px 4px}ul.src{padding-left:1.2em;margin:0}ul.src li{padding:3px 0}.prose h2{margin:44px 0 14px}.prose .panel h2{margin:0}.prose .panel .pts{margin-top:12px}.calc{border:1px solid var(--line);background:var(--surface);border-radius:12px;padding:28px;margin:12px 0 8px}.calc-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}@media(max-width:620px){.calc-grid{grid-template-columns:1fr}.state-card,.panel,.state-prompt,.calc{padding:24px}}.fld label{display:block;font-weight:600;color:var(--strong);font-size:.93rem;margin-bottom:6px}.fld input{width:100%;font:inherit;color:var(--strong);background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:11px 12px}.fld input:focus-visible{outline:2px solid var(--strong);outline-offset:2px}.fld .hint{display:block;color:var(--muted);font-size:.8rem;margin-top:4px}.calc-out{margin-top:24px;padding-top:20px;border-top:1px solid var(--line)}.calc-total{font-family:var(--serif);font-size:clamp(1.8rem,5vw,2.6rem);letter-spacing:-.02em;color:var(--strong);margin:4px 0 8px}.panel .scroll{margin:6px 0 16px}.panel p.small{margin:0 0 6px}.cmp-list{display:grid;gap:14px;margin-top:20px}.cmp{border:1px solid var(--line);background:var(--surface);border-radius:12px;padding:22px 24px}.cmp{min-width:0}.cmp-head{display:flex;justify-content:space-between;align-items:center;gap:6px 12px;flex-wrap:wrap;margin-bottom:12px}.cmp-head .tag{white-space:normal;max-width:100%}.cmp-head h3{font-size:1.15rem;margin:0}.cmp-head a{text-decoration:none;display:inline-block;padding:10px 0}.cmp-head a:hover{text-decoration:underline}.cmp dl{display:grid;grid-template-columns:150px 1fr;gap:10px 18px;margin:0}.cmp dt{font-family:var(--mono);font-size:.72rem;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);padding-top:3px}.cmp dd{margin:0;font-size:.95rem}@media(max-width:620px){.cmp dl{grid-template-columns:1fr;gap:2px}.cmp dd{margin-bottom:10px}}.home-hero{display:grid;grid-template-columns:1.05fr .95fr;gap:0 56px;grid-template-areas:"text card" "cta 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28px;font-size:.92rem}.legal h2{font-size:1.5rem;margin:40px 0 12px}.legal p,.legal li{max-width:68ch}.slot-root:focus{outline:none}.blk+.blk,.blk+.narrow,.narrow+.blk,.narrow+.narrow{margin-top:36px}.blk>.note:first-child{margin-top:0}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.state-links{list-style:none;padding:0;margin:0;columns:3 210px;column-gap:28px}.state-links li{break-inside:avoid}.state-links a{display:inline-block;padding:9px 0;color:var(--strong);text-decoration:none}.state-links a:hover{text-decoration:underline}a.state-btn{text-decoration:none}.src-host{color:var(--muted);font-family:var(--mono);font-size:.78rem;margin-left:8px;white-space:nowrap}.byline{margin-top:20px}.byline a{color:inherit}.glossary-nav{display:flex;flex-wrap:wrap;gap:6px;margin:24px 0 8px}.glossary-nav a{display:inline-block;min-width:36px;padding:8px 10px;text-align:center;border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--strong);text-decoration:none;font-family:var(--mono);font-size:.85rem}.glossary-nav a:hover{background:var(--alt)}dl.gloss dt{font-family:var(--serif);font-size:1.15rem;color:var(--strong);margin-top:26px;scroll-margin-top:90px}dl.gloss dd{margin:6px 0 0}dl.gloss .more{display:inline-block;margin-top:6px;padding:4px 0;font-size:.92rem}.tilemap{margin:0}.tilemap svg{display:block;width:100%;height:auto;max-width:560px}.tilemap .tile{stroke:var(--line);stroke-width:1.5}.tilemap .tile.empty{stroke:var(--muted);stroke-opacity:.45;stroke-dasharray:3 3}.tilemap .tile.on{stroke:var(--strong);stroke-width:3;stroke-dasharray:none;stroke-opacity:1}.tilemap .code{font:600 13px var(--sans);fill:var(--strong);pointer-events:none}.tilemap a{cursor:pointer;text-decoration:none}.tilemap a:hover .tile,.tilemap a:focus-visible .tile{stroke:var(--strong);stroke-width:2.5;stroke-dasharray:none;stroke-opacity:1}.tilemap 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