:root{--ink:#12303F;--ink-2:#3D5663;--ink-3:#6A7E89;--rail:#1F6F8B;--rail-soft:#DCE9EE;--ground:#E9EDF0;--surface:#FFFFFF;--line:#CBD5DB;--run:#C8871B;--pass:#2E7D5B;--block:#A8452F;--serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,serif;--sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,"Liberation Mono",monospace;--pad:clamp(16px,4vw,40px)}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--ground);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased}:focus-visible{outline:2.5px solid var(--rail);outline-offset:2px}button{font:inherit}.banner{background:var(--ink);color:#dce7ec;border-bottom:3px solid var(--rail);padding:10px var(--pad);display:flex;gap:18px;align-items:center;flex-wrap:wrap;font-family:var(--mono);font-size:12px;letter-spacing:.04em}.banner .tag{color:var(--rail);font-weight:700}.banner .sep{color:#3f5a67}.banner .clock{margin-left:auto;display:flex;gap:14px;align-items:center}.chip{border:1px solid #3F5A67;border-radius:2px;padding:3px 8px;cursor:pointer;background:transparent;color:#dce7ec;font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase}.chip[aria-pressed=true]{background:var(--run);border-color:var(--run);color:#20160a;font-weight:700}.shell{display:grid;grid-template-columns:252px minmax(0,1fr);gap:0;min-height:calc(100vh - 46px)}.rail{background:#f5f7f9;border-right:1px solid var(--line);padding:26px 0 40px;position:sticky;top:0;align-self:start;max-height:100vh;overflow:auto}.rail h2{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);margin:0 0 14px;padding:0 20px;font-weight:600}.stage{display:grid;grid-template-columns:26px 1fr;gap:10px;padding:9px 20px;position:relative;align-items:start}.stage:before{content:"";position:absolute;left:32px;top:26px;bottom:-9px;width:1px;background:var(--line)}.stage:last-of-type:before{display:none}.dot{width:13px;height:13px;border-radius:50%;border:2px solid var(--line);background:var(--surface);margin:5px 0 0 6px;flex:none;transition:.2s}.stage[data-state=run] .dot{border-color:var(--run);background:var(--run);box-shadow:0 0 0 4px #c8871b22}.stage[data-state=done] .dot{border-color:var(--pass);background:var(--pass)}.stage[data-state=skip] .dot{border-style:dashed}.stage .nm{font-size:13.5px;line-height:1.35;color:var(--ink-2)}.stage[data-state=run] .nm{color:var(--ink);font-weight:600}.stage[data-state=done] .nm{color:var(--ink-3)}.stage .mt{font-family:var(--mono);font-size:10.5px;color:var(--ink-3);letter-spacing:.04em}.railnote{margin:22px 20px 0;padding-top:16px;border-top:1px solid var(--line);font-size:12px;line-height:1.5;color:var(--ink-3)}main{padding:38px var(--pad) 90px;max-width:860px}.eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--rail);font-weight:700;margin:0 0 10px}h1{font-family:var(--serif);font-size:clamp(28px,4.4vw,40px);line-height:1.12;margin:0 0 14px;font-weight:600;letter-spacing:-.01em}h2{font-family:var(--serif);font-size:23px;line-height:1.25;margin:34px 0 12px;font-weight:600}h3{font-size:14px;font-family:var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);margin:28px 0 10px}p{margin:0 0 14px;max-width:68ch}.lead{font-size:17.5px;color:var(--ink-2);max-width:64ch}.card{background:var(--surface);border:1px solid var(--line);border-radius:3px;padding:22px 24px;margin:0 0 18px}.card.flush{padding:0;overflow:hidden}.note{border-left:4px solid var(--rail);background:#f3f8fa;padding:16px 18px;margin:0 0 18px;font-size:15px}.note strong{display:block;font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--rail);margin-bottom:6px}.warn{border-left-color:var(--block);background:#fbf1ee}.warn strong{color:var(--block)}.qhead{display:flex;gap:12px;align-items:baseline;margin-bottom:12px}.qid{font-family:var(--mono);font-size:12px;color:var(--rail);font-weight:700;letter-spacing:.06em;flex:none;padding-top:4px}.stem{font-family:var(--serif);font-size:19.5px;line-height:1.42;margin:0}.hint{font-size:13px;color:var(--ink-3);margin:-4px 0 14px}.opts{display:flex;flex-direction:column;gap:2px;margin:0 0 6px}label.opt{display:grid;grid-template-columns:20px 1fr;gap:12px;align-items:start;padding:11px 13px;border:1px solid transparent;border-radius:3px;cursor:pointer;font-size:15.2px;line-height:1.45;transition:background .12s}label.opt:hover{background:#f4f7f9}label.opt:has(input:checked){background:var(--rail-soft);border-color:#a9c9d4}label.opt input{margin:4px 0 0;accent-color:var(--rail);width:16px;height:16px}.conf{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:16px;padding-top:14px;border-top:1px dashed var(--line)}.conf .lbl{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3)}.seg{display:flex;border:1px solid var(--line);border-radius:3px;overflow:hidden}.seg label{padding:6px 13px;font-size:13px;cursor:pointer;border-right:1px solid var(--line);background:var(--surface)}.seg label:last-child{border-right:0}.seg label:has(input:checked){background:var(--ink);color:#fff;font-weight:600}.seg input{position:absolute;opacity:0;pointer-events:none}.mtx{width:100%;border-collapse:collapse;font-size:14.5px}.mtx th{font-family:var(--mono);font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);font-weight:600;padding:10px 6px;border-bottom:1px solid var(--line);text-align:center}.mtx th:first-child{text-align:left;padding-left:20px}.mtx td{padding:10px 6px;border-bottom:1px solid #E7ECEF;text-align:center;vertical-align:middle}.mtx td:first-child{text-align:left;padding-left:20px;line-height:1.4}.mtx tr:last-child td{border-bottom:0}.mtx tbody tr:hover{background:#f7f9fa}.mtx input[type=radio]{accent-color:var(--rail);width:16px;height:16px}.mtx select{font:inherit;font-size:13px;padding:4px 6px;border:1px solid var(--line);border-radius:3px;background:var(--surface)}.anchors{display:grid;gap:6px;margin:0 0 18px;font-size:14px}.anchors div{display:grid;grid-template-columns:118px 1fr;gap:12px}.anchors b{font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--rail)}.artefact{background:#11242e;color:#d6e4ea;border-radius:3px;margin:0 0 16px;font-family:var(--mono);font-size:12.5px;line-height:1.6;overflow-x:auto}.artefact .cap{background:#0b1a22;color:#7e9aa6;padding:7px 14px;font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;border-bottom:1px solid #1E3A47;position:sticky;left:0}.artefact pre{margin:0;padding:16px 18px;white-space:pre}.artefact .cm{color:#6e8c99}.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.field{margin:0 0 20px}.field>label,.qlabel{display:block;font-size:15px;margin-bottom:7px;line-height:1.45}.field .sub{font-size:13px;color:var(--ink-3);margin:0 0 8px}textarea,input[type=text]{width:100%;font:inherit;font-size:15px;padding:11px 13px;border:1px solid var(--line);border-radius:3px;background:var(--surface);color:var(--ink);resize:vertical}textarea{min-height:110px;line-height:1.55}input[type=text]{font-family:var(--mono);font-size:13.5px}.count{font-family:var(--mono);font-size:11px;color:var(--ink-3);margin-top:5px;text-align:right}select.pick{font:inherit;font-size:15px;padding:10px 12px;border:1px solid var(--line);border-radius:3px;background:var(--surface);width:100%;max-width:460px}.checkrow{display:grid;grid-template-columns:22px 1fr;gap:11px;align-items:start;margin:0 0 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22px;border-radius:3px;cursor:pointer;font-size:15px;font-weight:600;letter-spacing:.01em}.btn:hover{background:#0b222c}.btn.ghost{background:transparent;color:var(--ink-2);border-color:var(--line);font-weight:500}.btn.ghost:hover{background:#eff3f5}.btn:disabled{opacity:.4;cursor:not-allowed}.navnote{font-size:12.5px;color:var(--ink-3);font-family:var(--mono);letter-spacing:.02em}.rev{width:100%;border-collapse:collapse;font-size:14.5px}.rev td{padding:9px 12px;border-bottom:1px solid #E7ECEF}.rev td:last-child{text-align:right;font-family:var(--mono);font-size:12px;letter-spacing:.04em}.ok{color:var(--pass);font-weight:700}.gap{color:var(--run);font-weight:700}.key{border:1px dashed var(--run);background:#fdf7ec;border-radius:3px;padding:14px 16px;margin:16px 0 0;font-size:14.2px}.key .kh{font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:#8a5e10;font-weight:700;margin-bottom:7px}.key table{width:100%;border-collapse:collapse;font-size:13.4px;margin-top:8px}.key th,.key td{text-align:left;padding:6px 8px;border-bottom:1px solid #EDDFC4;vertical-align:top}.key th{font-family:var(--mono);font-size:10px;letter-spacing:.06em;text-transform:uppercase;color:#8a5e10}.hidden{display:none!important}.toast{position:fixed;left:50%;bottom:26px;transform:translate(-50%) translateY(80px);background:var(--ink);color:#fff;padding:12px 20px;border-radius:3px;font-size:14px;box-shadow:0 8px 26px #00000038;transition:transform .22s ease;z-index:50}.toast.up{transform:translate(-50%) translateY(0)}@media (max-width:840px){.shell{grid-template-columns:1fr}.rail{position:static;max-height:none;border-right:0;border-bottom:1px solid var(--line);display:flex;gap:0;overflow-x:auto;padding:14px 0}.rail h2,.railnote{display:none}.stage{grid-template-columns:1fr;padding:6px 14px;min-width:132px;border-left:1px solid var(--line)}.stage:before{display:none}.dot{margin:0 0 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