:root{color-scheme:light;--ink:#111e2a;--muted:#506274;--faint:#728293;--paper:#f4f7fa;--line:#dce5ed;--blue:#175dcc;--ice:#eaf3ff;--navy:#0c1929;--teal:#087668;--mint:#e8f7f1;--gold:#8c571a;--amber:#fff1df;--white:#fff;--mono:ui-monospace,SFMono-Regular,Consolas,monospace;--shadow:0 3px 12px #132b4508}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);font-size:14px;line-height:1.55}
a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}button,input,textarea,select{font:inherit}button,a,input,textarea,select{outline-offset:3px}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--blue)}button{cursor:pointer}button:disabled{cursor:default;opacity:.45}p,h1,h2,h3,h4{margin:0}p+p{margin-top:.7em}
.skip{position:absolute;left:14px;top:-100px;background:#141415;padding:10px;z-index:10}.skip:focus{top:12px}
.mast{display:flex;align-items:center;gap:26px;height:65px;background:#141415;border-bottom:1px solid var(--line);padding:0 29px;position:relative;z-index:2}.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-size:16px;letter-spacing:-.45px;white-space:nowrap}.brand:hover{text-decoration:none}.brand strong{font-weight:760}.mark{height:30px;width:30px;display:grid;place-content:center;grid-auto-flow:column;align-items:end;gap:3px;background:#0a0a0b;border-radius:7px}.mark i{width:3px;background:#00c22e;border-radius:2px;height:8px}.mark i:nth-child(2){height:15px}.mark i:nth-child(3){height:11px}.mast-tag,.eyebrow{font:700 10px/1.4 var(--mono);letter-spacing:.11em;color:var(--faint)}.mast-tag{border-left:1px solid var(--line);padding-left:25px}.env{margin-left:auto;white-space:nowrap;font:600 11px var(--mono);border:1px solid var(--line);padding:6px 10px;border-radius:20px;color:#e4e4e7}.env i,.team-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:#00c22e;margin-right:6px}
.layout{display:grid;grid-template-columns:218px minmax(0,1fr);min-height:calc(100vh - 65px)}.rail{background:#141415;border-right:1px solid var(--line);padding:24px 15px;display:flex;flex-direction:column;gap:23px}.nav-group>.eyebrow{display:block;margin:0 0 7px 11px}.rail nav{display:grid;gap:3px}.rail nav a{display:flex;align-items:center;gap:10px;padding:10px 10px;border-radius:8px;color:#e4e4e7;font-weight:620;white-space:nowrap}.rail nav a:hover{background:#0b2413;text-decoration:none}.rail nav a[aria-current=page]{background:var(--ice);color:#7dff9e}.icon{font-size:17px;line-height:1;width:17px;text-align:center}.team-dot{flex:none;width:9px;height:9px;margin:0 4px}.team-dot.cg{background:#00c22e}.team-dot.sp{background:#f59e0b}.rail-bottom{margin-top:auto;border-top:1px solid var(--line);padding:12px 9px 0;color:var(--muted);font-size:11px}.rail-bottom a{display:flex;justify-content:space-between;font-weight:700;font-size:11px}.rail-bottom p{margin-top:7px}
main{width:100%;max-width:1520px;margin:0 auto;padding:25px 30px 42px;min-width:0}.hero{position:relative;overflow:hidden;border-radius:13px;background:var(--navy);color:#e4e4e7;padding:23px 27px 26px;min-height:167px;border:1px solid #00c22e;isolation:isolate}.hero:after{position:absolute;inset:0;content:"";z-index:-1;background-image:linear-gradient(#3f3f4613 1px,transparent 1px),linear-gradient(90deg,#3f3f4613 1px,transparent 1px);background-size:24px 24px;mask-image:linear-gradient(90deg,transparent 20%,#0a0a0b)}.hero-art{position:absolute;inset:0 0 0 auto;width:48%;height:100%;z-index:-1;opacity:.85}.hero .eyebrow{color:#00c22e}.hero h1{font-size:clamp(30px,4vw,44px);letter-spacing:-.056em;line-height:1.08;font-weight:760;margin:9px 0 8px;max-width:720px}.hero p{max-width:650px;font-size:14px;color:#71717a}.hero .small{font-size:11px;color:#71717a}.hero-meta{display:flex;gap:14px;align-items:center;margin-top:14px;color:#71717a;font:600 10px var(--mono);letter-spacing:.03em}.hero-meta span{border:1px solid #3f3f46;border-radius:5px;padding:4px 8px}
.strip{display:flex;flex-wrap:wrap;gap:8px;margin:15px 0}.chip{display:inline-flex;align-items:center;gap:6px;min-height:35px;border:1px solid var(--line);background:#141415;border-radius:7px;padding:5px 10px;color:#e4e4e7;font-size:12px;font-weight:650}.chip:hover{border-color:#00c22e}.chip.active{background:var(--ice);border-color:#00c22e;color:#7dff9e}.section-head{display:flex;align-items:end;justify-content:space-between;gap:12px;margin:20px 0 10px}.section-head h2{font-size:21px;letter-spacing:-.55px}.section-head p{font-size:12px;color:var(--muted)}.tag{display:inline-flex;align-items:center;gap:6px;white-space:nowrap;font:700 10px var(--mono);letter-spacing:.025em;text-transform:uppercase;padding:5px 8px;border-radius:5px;background:var(--ice);color:#7dff9e}.tag:before{content:"";width:5px;height:5px;border-radius:50%;background:currentColor}.tag.good{background:var(--mint);color:#7dff9e}.tag.warn{background:var(--amber);color:#f59e0b}.tag.neutral{background:#18181b;color:#e4e4e7}
.panel{background:#141415;border:1px solid var(--line);border-radius:11px;box-shadow:var(--shadow);min-width:0}.panel-head{padding:15px 17px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:12px}.panel-head h2,.panel-head h3{font-size:15px;letter-spacing:-.22px}.panel-head p{font-size:11px;color:var(--muted)}.panel-body{padding:16px 17px}.scenario{display:flex;gap:12px;align-items:center;padding:12px 15px;margin-bottom:12px;flex-wrap:wrap}.scenario label{font:700 10px var(--mono);letter-spacing:.06em;color:var(--muted)}.scenario select{background:#141415;border:1px solid var(--line);padding:7px 10px;border-radius:6px;color:var(--ink);max-width:100%;flex:1;min-width:205px}.scenario>a{margin-left:auto;font-size:12px;font-weight:650}.replay-grid{display:grid;grid-template-columns:minmax(265px,.9fr) minmax(320px,1.35fr);gap:12px;align-items:start}.controls{display:flex;flex-wrap:wrap;gap:6px;padding:10px 14px;border-bottom:1px solid var(--line)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:5px;background:#141415;color:#7dff9e;border:1px solid var(--line);border-radius:6px;padding:6px 10px;font-size:12px;font-weight:650;min-height:34px}.btn:hover:not(:disabled){background:#0b2413;text-decoration:none}.btn.primary{background:#00c22e;border-color:#00c22e;color:#e4e4e7}.btn.primary:hover{background:#00c22e}.btn.subtle{border-color:#1c3d24}.counter{margin-left:auto;align-self:center;color:var(--muted);font:600 10px var(--mono)}.timeline{list-style:none;padding:5px 9px;margin:0;max-height:370px;overflow:auto}.timeline li{margin:3px 0}.step{display:grid;grid-template-columns:29px minmax(0,1fr) auto;gap:7px;align-items:center;text-align:left;width:100%;border:1px solid transparent;background:#141415;border-radius:6px;padding:7px 7px;color:#e4e4e7}.step:hover{background:#0b2413}.step[aria-current=step]{background:#0b2413;border-color:#1c3d24;color:#7dff9e}.step-index{font:600 10px var(--mono);color:#a1a1aa}.step-name{font-size:12px;font-weight:650;overflow-wrap:anywhere}.step-state{font:600 9px var(--mono);color:#a1a1aa;text-align:right;overflow-wrap:anywhere;max-width:95px}.readout{padding:14px 16px}.readout h3{font-size:16px;margin-bottom:4px;letter-spacing:-.25px}.readout>p{font-size:12px;color:var(--muted);margin-bottom:12px}.metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:0 0 12px}.metric{border:1px solid var(--line);background:#0b2413;border-radius:7px;padding:8px 9px;min-width:0}.metric span{display:block;font:650 9px/1.4 var(--mono);color:#a1a1aa;text-transform:uppercase;letter-spacing:.03em}.metric strong{display:block;font-size:clamp(13px,1.55vw,20px);letter-spacing:-.04em;line-height:1.28;margin-top:3px;overflow-wrap:anywhere}.payload{background:#0a0a0b;color:#7dff9e;white-space:pre-wrap;overflow-wrap:anywhere;padding:11px 12px;border-radius:7px;font:11px/1.5 var(--mono);margin:7px 0 0;max-height:230px;overflow:auto}.readout details summary{cursor:pointer;color:#e4e4e7;font-weight:650;font-size:12px}.bar-wrap{display:flex;height:9px;overflow:hidden;border-radius:6px;background:#18181b;margin:8px 0 10px}.bar-wrap span:first-child{background:#00c22e}.bar-wrap span:nth-child(2){background:#00c22e}.caption{color:var(--muted);font-size:11px}.bar-key{display:flex;gap:12px;flex-wrap:wrap;margin-top:4px}.bar-key i{width:7px;height:7px;border-radius:2px;display:inline-block;margin-right:4px;background:#00c22e}.bar-key span:nth-child(2) i{background:#00c22e}.bar-key span:nth-child(3) i{background:#18181b}.aux{margin-top:13px}.quote{padding:10px 12px;border-radius:6px;border-left:3px solid #00c22e;background:#0b2413;font-size:12px;color:#7dff9e}.trades{width:100%;border-collapse:collapse;font-size:12px;margin:7px 0 12px}.trades td,.trades th{border-bottom:1px solid var(--line);text-align:left;padding:5px 7px}.trades th{font-size:10px;color:var(--muted)}
.knowledge-tools{display:flex;align-items:center;gap:8px;margin:15px 0}.knowledge-tools input,.field input,.field select,.field textarea,.timing input{border:1px solid #27272a;border-radius:6px;background:#141415;color:var(--ink);padding:8px 10px;width:100%}.knowledge-tools input{max-width:490px}.knowledge-tools output{font-size:12px;color:var(--muted)}.kb-grid{display:grid;grid-template-columns:minmax(190px,.5fr) minmax(340px,1.55fr);gap:12px;align-items:start}.kb-menu{padding:7px}.kb-item{display:block;width:100%;border:1px solid transparent;background:#141415;border-radius:6px;text-align:left;padding:9px;color:#e4e4e7;font-size:12px;font-weight:700}.kb-item:hover,.kb-item.active{background:var(--ice);border-color:#1c3d24}.kb-item small{display:block;color:var(--muted);font-size:10px;margin-bottom:2px;font-family:var(--mono)}.article{padding:19px 21px;overflow:auto}.article h1{font-size:25px;line-height:1.2;letter-spacing:-.6px;margin:10px 0 14px}.article h2{font-size:17px;margin:21px 0 7px}.article h3{font-size:15px;margin:15px 0 6px}.article p,.article ul,.article ol{margin:7px 0;font-size:13px}.article ul,.article ol{padding-left:22px}.article table{width:100%;border-collapse:collapse;margin:8px 0 11px;font-size:12px}.article td,.article th{border:1px solid var(--line);padding:7px;vertical-align:top;text-align:left}.article th{background:#0b2413}.article code{font-family:var(--mono);background:#0b2413;border-radius:4px;padding:1px 3px;overflow-wrap:anywhere}.article pre{white-space:pre-wrap;overflow-wrap:anywhere}.article img{display:block;max-width:100%;height:auto;max-height:670px;margin:8px auto;border-radius:8px}.article figure{margin:0}.article figcaption{color:var(--muted);font-size:11px;text-align:center}.article-actions{display:flex;gap:6px;flex-wrap:wrap}.team-grid{display:grid;grid-template-columns:minmax(265px,.82fr) minmax(330px,1.18fr);gap:12px;align-items:start;margin-top:14px}.cards{display:grid;gap:7px}.workflow-card{display:block;text-align:left;border:1px solid var(--line);border-radius:7px;background:#141415;color:var(--ink);padding:8px 10px}.workflow-card:hover,.workflow-card.active{background:var(--ice);border-color:#00c22e}.workflow-card strong,.workflow-card small{display:block}.workflow-card small{font-size:11px;color:var(--muted);margin-top:2px}.team-grid .quote{margin-top:10px}.worksheet{display:grid;gap:10px}.field{display:grid;gap:3px}.field label,.field>span{font-size:11px;font-weight:700;color:#e4e4e7}.field textarea{min-height:68px;resize:vertical}.checks{margin:0;border:1px solid var(--line);padding:5px 9px 8px;border-radius:6px}.checks legend{font-size:11px;font-weight:700;color:#e4e4e7}.checks label{display:flex;align-items:baseline;gap:6px;font-size:12px;margin:4px 0}.checks input{accent-color:#00c22e}.form-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.form-actions span{font-size:11px;color:var(--muted)}.timing form{display:flex;flex-wrap:wrap;gap:8px;align-items:end}.timing label{flex:1;min-width:85px;font-size:11px;color:var(--muted)}.timing input{display:block;margin-top:3px}.timing output{display:block;margin-top:8px;color:#7dff9e;font-size:12px}.empty{padding:18px;color:var(--muted)}
@media(max-width:1100px){.layout{grid-template-columns:175px minmax(0,1fr)}main{padding:21px 19px}.rail{padding:19px 10px}.replay-grid{grid-template-columns:minmax(235px,.8fr) minmax(285px,1.2fr)}}
@media(max-width:780px){.layout{display:block}.mast{height:55px;padding:0 14px}.mast-tag{display:none}.brand{font-size:14px}.env{font-size:9px;padding:5px 6px}.rail{display:flex;flex-direction:row;gap:5px;flex-wrap:wrap;padding:7px 10px;border:0;border-bottom:1px solid var(--line)}.rail nav{display:flex;gap:2px;flex-wrap:wrap}.rail nav a{padding:6px 7px;font-size:11px;gap:4px}.nav-group>.eyebrow,.rail-bottom{display:none}main{padding:12px 10px 25px}.hero{padding:16px 14px;min-height:144px}.hero h1{font-size:30px}.hero p{font-size:12px}.hero-art{opacity:.43;width:60%}.replay-grid,.team-grid,.kb-grid{grid-template-columns:minmax(0,1fr)}.timeline{max-height:205px}.kb-menu{display:grid;grid-template-columns:1fr 1fr}.strip{margin:10px 0}.chip{min-height:32px;padding:4px 7px;font-size:11px}.section-head{margin-top:14px}.section-head h2{font-size:18px}.scenario select{min-width:0}.article{padding:13px}.metric strong{font-size:16px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}

/* Original code-rendered architecture explorers. Native buttons retain keyboard access. */
.architecture-explorer{margin:24px 0;padding:24px;background:#0b2413;border:1px solid #27272a;border-radius:14px}
.architecture-explorer h2{margin:6px 0 12px!important}.architecture-explorer>p{font-size:14px}
.architecture-modes,.architecture-controls{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}
.architecture-modes button[aria-pressed=true]{background:#0a0a0b;color:#e4e4e7;border-color:#00c22e}
.architecture-stages{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;list-style:none!important;padding:0!important;margin:18px 0!important}
.architecture-stages li{margin:0!important}.architecture-stages button{display:flex;flex-direction:column;gap:7px;width:100%;min-height:88px;padding:14px;text-align:left;border:1px solid #27272a;border-radius:9px;background:#141415;color:#7dff9e;cursor:pointer;font:inherit}
.architecture-stages small{font-size:10px;letter-spacing:.12em}.architecture-stages strong{font-size:14px}
.architecture-stages button[aria-pressed=true]{background:#0a0a0b;color:#e4e4e7;border-color:#00c22e;box-shadow:inset 4px 0 rgba(0,0,0,.45)}
.architecture-explorer button:focus-visible,.architecture-explorer a:focus-visible{outline:3px solid #00c22e;outline-offset:3px}
.architecture-detail{background:#141415;border-left:4px solid #00c22e;padding:16px 20px;min-height:180px}.architecture-detail h3{margin:0 0 8px!important}.architecture-detail p{font-size:14px;margin:8px 0!important}.architecture-note{color:#e4e4e7;border-top:1px solid #27272a;padding-top:12px}
.architecture-controls{margin-bottom:0}.architecture-controls button:disabled{opacity:.45;cursor:default}
@media(max-width:520px){.architecture-explorer{padding:15px}.architecture-stages{grid-template-columns:1fr}.architecture-controls .btn{width:100%}}

.lock-panel{margin-top:14px}.lock-body{padding:38px 32px;text-align:center;max-width:620px;margin:0 auto}.lock-icon{font-size:26px;display:block;margin-bottom:10px}.lock-body h3{font-size:19px;margin-bottom:8px;color:var(--ink)}.lock-body p{color:var(--muted);margin-bottom:18px}.lock-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}

/* animated flow map (architecture explorer) */
.flow-map{margin:16px 0 4px}
.flow-map svg.fm{display:block;max-width:100%;height:auto;background:#141415;border:1px solid #27272a;border-radius:12px}
.fm-edge{fill:none;stroke:#27272a;stroke-width:2;stroke-dasharray:5 6;transition:stroke .3s}
.fm-edge.done{stroke:var(--teal,#00c22e);stroke-dasharray:none;stroke-width:2.6}
.fm-head{fill:var(--teal,#0a0a0b)}
.fm-node rect{fill:#141415;stroke:#27272a;stroke-width:1.5;transition:fill .3s,stroke .3s}
.fm-node text{font:600 13px/1 system-ui,-apple-system,"Segoe UI",sans-serif;fill:var(--ink,#0a0a0b);pointer-events:none}
.fm-node.on rect{stroke:#27272a}
.fm-node.off{opacity:.28}
.fm-node.visited rect{fill:#18181b;stroke:var(--teal,#00c22e)}
.fm-node.alert.visited rect{fill:#241a06;stroke:#f59e0b}
.fm-node.active rect{stroke-width:3}
.fm-node.on:hover rect{stroke-width:2.6}
.fm-pulse{fill:none!important;stroke:var(--teal,#00c22e)!important;transform-box:fill-box;transform-origin:center;animation:fmPulse 1.6s ease-out infinite}
.fm-node.alert .fm-pulse{stroke:#f59e0b!important}
.fm-packet{fill:var(--teal,#0a0a0b);stroke:#27272a;stroke-width:2.5}
@keyframes fmPulse{0%{transform:scale(1);opacity:.75}100%{transform:scale(1.18,1.5);opacity:0}}

@media (prefers-reduced-motion:reduce){.fm-pulse{animation:none}}

/* flow previews: guide header preview + lab gallery */
.flow-preview{display:block;margin:18px 0;padding:14px 16px 12px;background:#141415;border:1px solid #27272a;border-radius:12px;cursor:pointer;transition:border-color .2s,transform .2s,box-shadow .2s}
.flow-preview:hover,.flow-preview:focus-visible{border-color:#00c22e;transform:translateY(-2px);box-shadow:0 6px 18px rgba(0,0,0,.45)}
.fp-head{display:flex;align-items:center;justify-content:space-between;gap:10px}
.fp-path{font:600 10px var(--mono);letter-spacing:.08em;text-transform:uppercase;color:#7dff9e;white-space:nowrap}
.fp-title{margin:6px 0 2px;font-size:15px;line-height:1.3}
.flow-preview .flow-map{margin:8px 0 6px}
.fp-foot{font-weight:700;font-size:12px;color:#7dff9e}
.map-gallery{margin:26px 0}
.map-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}
.map-grid .flow-preview{margin:0}
.fm-compact .fm-node text{font-size:11px}