:root{--paper: #fbfaf7;--ink: #1c2530;--rule: #d8d4c8;--accent: #0a5c50;--good-bg: #e3f0e6;--good-ink: #1e6b34;--maybe-bg: #fdf2d9;--maybe-ink: #8a6100;--no-bg: #fbe4e1;--no-ink: #a23325}*{box-sizing:border-box;margin:0}body{background:var(--paper);color:var(--ink);font:15px/1.55 Georgia,Times New Roman,serif}.shell{max-width:1080px;margin:0 auto;padding:40px 24px 80px}header{border-bottom:3px double var(--ink);padding-bottom:16px;margin-bottom:32px}h1{font:700 26px/1 Courier New,monospace;letter-spacing:.35em}.tagline{margin-top:6px;font-style:italic;color:#5a6272}.steps{display:flex;gap:24px;flex-wrap:wrap;margin-bottom:24px}.step{flex:1 1 320px;border:1px solid var(--rule);padding:16px;background:#fff}.step.done{border-left:4px solid var(--accent)}.step-label{display:block;font:600 11px/1 Courier New,monospace;letter-spacing:.15em;text-transform:uppercase;color:#5a6272;margin-bottom:10px}.filebtn{display:inline-block;cursor:pointer;padding:10px 16px;background:var(--ink);color:var(--paper);font:600 13px/1 Courier New,monospace}.filebtn:hover{background:var(--accent)}.filebtn[data-disabled=true]{opacity:.35;cursor:not-allowed}.error{background:var(--no-bg);color:var(--no-ink);padding:10px 14px;margin-bottom:16px}.busy{font-style:italic;color:#5a6272;margin-bottom:16px}.summary{display:flex;align-items:center;gap:12px;margin-bottom:14px;flex-wrap:wrap}.pill{padding:4px 12px;font:600 12px/1.4 Courier New,monospace;border-radius:2px}.pill.good{background:var(--good-bg);color:var(--good-ink)}.pill.maybe{background:var(--maybe-bg);color:var(--maybe-ink)}.pill.no{background:var(--no-bg);color:var(--no-ink)}.export{margin-left:auto;color:var(--accent);font-weight:600}table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--rule)}th{text-align:left;font:600 11px/1.3 Courier New,monospace;letter-spacing:.12em;text-transform:uppercase;border-bottom:2px solid var(--ink);padding:10px 12px}td{padding:10px 12px;border-bottom:1px solid var(--rule);vertical-align:top}.req{font-weight:600}.mono{font-family:Courier New,monospace;white-space:nowrap}.evidence{color:#5a6272;font-size:13px}tr.row-no td{background:#fdf7f6}.tag{display:inline-block;padding:3px 10px;font:700 11px/1.3 Courier New,monospace;letter-spacing:.1em;border:1.5px solid currentColor;border-radius:2px;transform:rotate(-1.5deg)}.tag.good{color:var(--good-ink)}.tag.maybe{color:var(--maybe-ink)}.tag.no{color:var(--no-ink)}@media (max-width: 700px){.shell{padding:24px 12px 60px}table{display:block;overflow-x:auto}}.teach{margin-top:20px;border:1px dashed var(--accent);background:#fff;padding:16px}.teach-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.teach-row input{flex:1 1 240px;padding:9px 10px;border:1px solid var(--rule);font:14px/1.4 Courier New,monospace;background:var(--paper)}.teach-row .eq{font:700 16px/1 Courier New,monospace;color:var(--accent)}.teach-row button{padding:10px 16px;background:var(--accent);color:var(--paper);border:none;cursor:pointer;font:600 13px/1 Courier New,monospace}.teach-row button:disabled{opacity:.4;cursor:not-allowed}.syn-list{margin-top:10px;font-size:13px;color:#5a6272}.gate .gatebox{max-width:520px;margin-top:8px}.btnrow{display:flex;gap:10px;flex-wrap:wrap}.filebtn.photo{background:var(--accent)}