:root{color-scheme:dark;--paper:#101012;--surface:#19191c;--ink:#ededed;--muted:#aaaab3;--line:#303035;--accent:#f5654a;--sea:#4fc8ae;--mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:92px}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.8 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}::selection{background:#f5654a47}a{color:var(--accent);text-underline-offset:4px}a:hover{color:#ff9986}header{min-height:76px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:20px;padding:16px 4vw;background:#101012f5;position:sticky;top:0;z-index:5;font:12px/1.5 var(--mono)}header a{text-decoration:none}.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font:700 21px/1.2 system-ui,sans-serif;letter-spacing:-.6px}.brand-mark{font-size:29px}.brand-label{color:var(--muted);font:11px/1.4 var(--mono);letter-spacing:0;margin-left:8px}header>div a{color:var(--muted)}header>div a:hover{color:var(--accent)}.layout{display:grid;grid-template-columns:240px minmax(0,850px);gap:64px;max-width:1270px;margin:auto;padding:0 36px}main{min-width:0}nav{position:sticky;top:100px;align-self:start;max-height:calc(100vh - 120px);overflow:auto;padding:15px 12px 20px 0;font-size:12px;line-height:1.5;scrollbar-width:thin;scrollbar-color:var(--line) transparent}.navtitle{text-transform:uppercase;letter-spacing:.14em;color:var(--muted);font:10px/1.5 var(--mono);margin:0 0 20px 12px}nav a{display:flex;gap:12px;padding:10px 12px;text-decoration:none;border-left:1px solid var(--line);color:var(--muted);transition:background .15s,color .15s}nav a span{font:10px/1.8 var(--mono);color:#777781;flex-shrink:0}nav a:hover{background:var(--surface);color:var(--ink)}nav a.active{border-left-color:var(--accent);background:#f5654a10;color:var(--accent)}nav a.active span{color:var(--accent)}nav button{margin:22px 12px;padding:8px 0;background:transparent;border:0;border-bottom:1px solid var(--line);color:var(--muted);cursor:pointer;font:11px/1.5 var(--mono)}.hero{position:relative;isolation:isolate;padding:40px 0 48px;border-bottom:1px solid var(--line)}.hero:before{content:"";position:absolute;inset:0 -24px;z-index:-1;background-image:radial-gradient(#ededed21 1px,transparent 1px);background-size:24px 24px;mask-image:linear-gradient(#000,transparent 85%);pointer-events:none}.hero-art{display:flex;align-items:center;gap:24px;height:76px;color:#f5654a80;font:13px/1 var(--mono);letter-spacing:3px;overflow:hidden}.hero-art>span:first-child{color:var(--accent);font-size:26px;letter-spacing:-2px}.hero-crab{margin-left:auto;font-size:52px;filter:drop-shadow(0 0 25px #f5654a30);padding:12px}.eyebrow{text-transform:uppercase;font:11px/1.6 var(--mono);letter-spacing:.12em;color:var(--accent);margin:20px 0}h1{font:650 clamp(38px,4.6vw,62px)/1.08 system-ui,sans-serif;letter-spacing:-.05em;margin:22px 0}h1 em{display:inline-block;color:var(--accent);font-family:Georgia,"Times New Roman",serif;font-weight:400;letter-spacing:-.045em}.lead{font-size:18px;line-height:1.8;max-width:630px;color:#bcbcc4}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0}.cta{display:inline-flex;align-items:center;gap:26px;padding:12px 18px;min-height:46px;background:var(--accent);border:1px solid var(--accent);color:#101012;font:600 12px/1.5 var(--mono);text-decoration:none}.cta:hover{background:#ff826a;color:#101012}.cta.secondary{background:var(--paper);color:var(--ink);border-color:var(--line)}.cta.secondary:hover{border-color:var(--muted);background:var(--surface)}.meta{display:flex;gap:10px 20px;flex-wrap:wrap;margin-top:28px;font:10px/1.6 var(--mono);color:var(--muted)}.meta span:before{content:"";display:inline-block;width:4px;height:4px;background:var(--sea);margin:0 8px 2px 0}section{padding:48px 0;border-bottom:1px solid var(--line)}h2{font-size:27px;line-height:1.35;letter-spacing:-.03em;margin:0 0 24px;font-weight:600}h3{font-size:19px;line-height:1.5}p{margin:16px 0}li{margin:8px 0}ul,ol{padding-left:24px}strong{color:#fff}code{font:.84em/1.65 var(--mono);overflow-wrap:anywhere}p code,li code,td code,.note code{background:#242428;color:#f9a695;padding:2px 5px;border:1px solid #343438;border-radius:3px}.codebox{margin:25px 0;border:1px solid #36363b;border-radius:6px;overflow:hidden;background:#151518;color:#dfe5e3;box-shadow:0 6px 24px #0002}.codehead{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 16px;background:#1e1e22;border-bottom:1px solid var(--line);color:var(--muted);font:10px/1.5 var(--mono);letter-spacing:.06em}.codehead>span:before{content:">_";color:var(--accent);margin-right:12px}.copy{border:1px solid #48484f;color:var(--ink);background:transparent;border-radius:3px;padding:6px 12px;cursor:pointer;font:inherit;min-height:30px}.copy:hover{background:#34343a;border-color:var(--accent)}pre{margin:0;padding:22px;overflow-x:auto;tab-size:2;line-height:1.75}pre code{font-size:12px;overflow-wrap:normal}.note{border:1px solid #4fc8ae30;border-left:3px solid var(--sea);background:#4fc8ae08;padding:17px 20px;margin:24px 0;font-size:14px;color:#c4d9d4}table{border-collapse:collapse;width:100%;font-size:14px;margin:24px 0}th,td{text-align:left;border-bottom:1px solid var(--line);padding:14px 12px;vertical-align:top}th{font:10px/1.5 var(--mono);text-transform:uppercase;letter-spacing:.08em;background:var(--surface);color:var(--muted)}td:first-child{width:30%}details{margin:22px 0;padding:20px;border:1px solid var(--line);border-radius:6px;background:#19191c66}summary{cursor:pointer;font-weight:600;font-size:15px}summary::marker{color:var(--accent)}details[open]>summary{margin-bottom:20px}.checks{list-style:none;padding:0}.checks li{padding:10px 0;border-bottom:1px solid var(--line);font-size:15px}.checks label{display:flex;gap:12px;align-items:baseline}.checks input{accent-color:var(--accent);flex-shrink:0;width:16px;height:16px}footer{font:11px/1.9 var(--mono);color:var(--muted);padding:36px 0 60px}.skip{position:absolute;left:10px;top:-100px;z-index:10;background:var(--paper);padding:10px}.skip:focus{top:10px}:focus-visible{outline:3px solid var(--sea);outline-offset:4px}#copy-status{position:fixed;bottom:20px;right:20px;background:var(--sea);color:#101012;border-radius:4px;padding:10px 18px;font:12px/1.5 var(--mono);display:none;z-index:10}#copy-status.show{display:block}
@media(max-width:1000px){.layout{gap:34px;grid-template-columns:210px minmax(0,1fr);padding:0 24px}.brand-label{display:none}h1{font-size:46px}}
@media(max-width:760px){.layout{grid-template-columns:minmax(0,1fr);gap:0;max-width:780px}nav{position:static;max-height:125px;padding:16px 0;display:flex;flex-wrap:wrap;gap:6px;border-bottom:1px solid var(--line)}nav .navtitle,nav a span,nav button{display:none}nav a{padding:7px 10px;border:1px solid var(--line);border-radius:3px;font-size:10px}nav a.active{border-color:var(--accent)}.hero{padding-top:18px}header{padding:14px 24px}.hero-art{height:60px}.hero-crab{font-size:42px}h1{font-size:clamp(36px,7vw,54px)}}
@media(max-width:480px){body{font-size:15px}.layout{padding:0 18px}header{min-height:65px;padding:12px 18px;gap:12px;font-size:9px}.brand{font-size:18px;gap:6px}.brand-mark{font-size:24px}.lead{font-size:17px}h2{font-size:24px}section{padding:34px 0}pre{padding:16px}td,th{padding:10px 6px;font-size:12px}.meta{gap:8px 12px}.hero-art{gap:16px}.hero-art>span:nth-child(2){font-size:9px;letter-spacing:1px}.hero-actions{gap:10px}.cta{font-size:11px;padding:12px;gap:14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
@media print{:root{color-scheme:light;--ink:#111;--muted:#444;--line:#ccc;--paper:#fff}header,nav,.copy,#copy-status,.skip,.hero-art,.hero-actions{display:none!important}.layout{display:block;max-width:none;padding:0}body{background:white;color:black;font-size:10pt}.hero{padding:0 0 20px}.hero:before{display:none}h1{font-size:32pt}h1 em,a,.eyebrow,strong{color:black}h2{font-size:18pt}.lead,.meta{color:#444}section{padding:20px 0}.codebox,.codehead{background:#f0f0f0;color:black;box-shadow:none}pre{white-space:pre-wrap;overflow-wrap:anywhere}pre code{font-size:8pt}.codebox,table{break-inside:avoid}.note,details{background:#f4f4f4;color:black}p code,li code,td code,.note code{background:#eee;color:black}th{background:#eee}footer{padding-bottom:0}}