:root{color-scheme:light;--bg:#f4f3ed;--paper:#fffefa;--ink:#172c35;--muted:#526971;--line:#ccd5d4;--teal:#087f7b;--blue:#206bba;--good:#d9f1e5;--warn:#ffe7b5;--bad:#f7cfd3}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.55 system-ui,-apple-system,Segoe UI,sans-serif}a{color:#066f76;text-underline-offset:3px}header,main,footer,.tabs{max-width:1600px;margin:auto}header{padding:24px 30px 12px}.hero{display:grid;grid-template-columns:1.45fr 1fr;gap:38px;align-items:center}.hero img{width:100%;height:auto}.eyebrow{text-transform:uppercase;letter-spacing:.13em;font-size:12px;font-weight:750;color:var(--teal);margin:24px 0 8px}h1{font-size:clamp(2.1rem,3.3vw,3.6rem);line-height:1.08;letter-spacing:-.035em;margin:0 0 20px;max-width:750px}h2{font-size:1.6rem;line-height:1.2}h3{font-size:1.08rem;margin:0 0 12px}.lead{font-size:1.14rem;max-width:780px}.hero p:not(.eyebrow){max-width:820px}.tabs{display:flex;gap:8px;padding:20px 30px 0;flex-wrap:wrap}.tabs 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strong{display:block;font-size:1.65rem}.graph-card{padding:12px}.graph-tools{display:flex;gap:6px;align-items:center;flex-wrap:wrap;font-size:.8rem}.graph-tools span{flex:1 1 220px}.graph{height:440px;margin-top:10px;border:1px solid #c5d3d0;border-radius:8px;background:linear-gradient(160deg,#f7faf7,#edf3f1);overflow:hidden;touch-action:pan-y}.graph svg{width:100%;height:100%;display:block}.graph .node rect{fill:#edf4ee;stroke:#879ca3;stroke-width:1.5;cursor:grab}.graph .node.selected rect{stroke:var(--blue);stroke-width:3}.graph .node.stepping rect{stroke:#c3780a;stroke-width:4}.graph .node text{fill:var(--ink);font-size:12px;pointer-events:none}.graph .edge{stroke:#607b85;stroke-width:1.8;fill:none}.graph .edge.critical{stroke:#ac3f57;stroke-width:3}.graph .edge.selected{stroke:var(--blue);stroke-width:4}.graph .edge-hit{stroke:transparent;stroke-width:16;cursor:pointer;fill:none}.graph .edge-label{fill:#425e68;font-size:10px;paint-order:stroke;stroke:#f4f7f2;stroke-width:4px;stroke-linejoin:round}.graph .node:focus rect{stroke:#206bba;stroke-width:4}.graph .node{outline:none}.graph svg:focus-visible{outline:3px solid var(--blue);outline-offset:-3px}.legend{padding:0 8px}.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}.table-scroll{max-width:100%;overflow:auto}table{width:100%;border-collapse:collapse;font-size:.85rem}th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:top}th{background:#edf2ee}code{font-family:ui-monospace,SFMono-Regular,monospace;background:#edf2ec;padding:2px 4px;border-radius:3px;overflow-wrap:anywhere}pre{white-space:pre-wrap;overflow-wrap:anywhere;max-height:330px;overflow:auto;font-size:.8rem;padding:12px;background:#eef2ed;border-radius:8px}details{margin:8px 0}summary{cursor:pointer;font-weight:650;color:#086f72}.trace{max-height:250px;overflow:auto;font-size:.83rem;padding-left:26px}.trace li{margin:6px 0}.dropzone{margin-top:10px;border:1px dashed #6d8c94;padding:12px;font-size:.8rem;border-radius:6px}.dropzone.drag{background:#d9f1e5}.pill-grid{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}.pill-grid span{font-size:.78rem;padding:4px 9px;border-radius:20px;background:#e3eee8;border:1px solid var(--line)}.reading-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.reading-grid .wide{grid-column:1/-1}.mini-diagram{background:#e6f0e9;border-radius:8px;text-align:center;font:bold 24px/1.8 ui-monospace,monospace;padding:18px}.mini-diagram span{font:14px system-ui;color:var(--muted)}.explainer-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.status-ok{border-left:4px solid #138059;padding:8px 12px;background:#edf7ef}.status-warning{border-left:4px solid #ba7d05;padding:8px 12px;background:#fff4d5}.status-error{border-left:4px solid #b73c51;padding:8px 12px;background:#ffe9eb}.footnote{font-size:.82rem;color:var(--muted)}footer{border-top:1px solid var(--line);padding:22px 30px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:.9rem}dialog{max-width:760px;width:calc(100% - 32px);max-height:85vh;overflow:auto;border:1px solid var(--line);border-radius:12px;padding:30px;background:var(--paper);color:var(--ink)}dialog::backdrop{background:#17303999}.close{float:right;font-size:24px;padding:0 12px}.skip{position:absolute;left:15px;top:-90px;background:white;padding:10px}.skip:focus{top:10px;z-index:10}:focus-visible{outline:3px solid #1c6fc2;outline-offset:3px}[hidden]{display:none!important}@media(max-width:1050px){.hero{grid-template-columns:1fr}.hero img{display:none}.workspace{grid-template-columns:270px minmax(0,1fr)}.metrics{grid-template-columns:1fr}.metrics>div{display:flex;justify-content:space-between;align-items:center}.metrics strong{font-size:1.4rem}.graph{height:410px}}@media(max-width:760px){header,main{padding-left:14px;padding-right:14px}.tabs{padding:15px 14px 0}.tabs button{flex:1 1 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.archetypes .scope{background:#d9f1e5}.archetypes .contract{background:#ffe7b5}.archetypes .permit{background:#f7cfd3}.archetypes .power{background:#e4dff7}