:root{--ink:#17362d;--muted:#61766f;--green:#226b50;--paper:#f5f5ef;--line:#dbe2da;--amber:#98621c;--blue:#3763a5}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:system-ui,-apple-system,sans-serif;font-size:14px}button,input,select{font:inherit}button,a{touch-action:manipulation}button{cursor:pointer;border:1px solid var(--line);padding:9px 12px;border-radius:6px;background:white;color:var(--ink)}button:hover{background:#edf3ed;border-color:#92b6a5}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #397cbe;outline-offset:2px}a{color:var(--green)}header{display:flex;align-items:center;justify-content:space-between;padding:20px 32px;background:white;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-weight:750;font-size:21px;color:var(--ink)}.brand small{display:block;font-size:9px;letter-spacing:1.3px;margin-top:4px}.mark{display:grid;place-items:center;width:42px;height:42px;background:var(--green);color:white;font-size:28px;border-radius:9px}.header-actions{display:flex;align-items:center;gap:20px}main{max-width:1600px;margin:auto;padding:28px 32px}.intro{display:flex;align-items:center;justify-content:space-between;gap:40px;margin:12px 0 28px}.eyebrow{font-size:10px;letter-spacing:2px;font-weight:700;color:var(--green)}h1{font:600 clamp(30px,3.4vw,48px)/1.12 Georgia,serif;letter-spacing:-1.4px;margin:12px 0 16px}.intro p{line-height:1.7;color:var(--muted);max-width:620px}.intro aside{padding:25px 30px;border-left:2px solid #b7cbbd;min-width:270px}.intro strong{font-size:28px;letter-spacing:-1px}.pill{background:#e5eee3;padding:7px 10px;border-radius:30px;color:var(--green);font-size:11px}.files{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:24px}.files label{background:white;border:1px solid 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small{font-size:10px;color:var(--muted)}.muted{font-size:11px;color:var(--muted)}details{border-top:1px solid var(--line);margin-top:16px;padding-top:15px;font-size:12px}summary{cursor:pointer}#unmapped p{font-size:11px;line-height:1.6;color:var(--muted)}.mapping-detail{background:var(--ink);color:white;padding:22px 24px;border-radius:8px;margin-bottom:16px}.mapping-detail h2{font:500 27px Georgia,serif;margin:12px 0}.mapping-detail p{line-height:1.65;color:#d3e2d8;margin:10px 0}.badge{display:inline-block;font-size:10px;letter-spacing:.4px;padding:5px 8px;background:#dbeade;color:var(--green);border-radius:4px}.badge.changed{background:#e8edf9;color:var(--blue)}.badge.partial,.badge.alternative{background:#fbecd4;color:var(--amber)}.mapping-meta{display:flex;gap:12px;flex-wrap:wrap;font-size:11px;color:#c5d7cc;margin:14px 0}.mapping-detail button{background:#dbeade;border:0;font-weight:650}.reader-grid{display:grid;grid-template-columns:1fr 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canvas{display:block;width:100%;height:auto}.overlay{position:absolute;inset:0;pointer-events:none}.hotspot{position:absolute;pointer-events:auto;width:25px;height:25px;border-radius:50%;padding:0;background:#226b50;color:white;border:2px solid white;box-shadow:0 1px 5px #0005;font-size:11px;font-weight:700;transform:translate(-40%,-40%)}.hotspot.active{background:#a45b16}.highlight{position:absolute;background:#f1c93844;border:2px solid #ddab0d;border-radius:3px;min-height:12px}.empty{padding:80px 25px;text-align:center;color:var(--muted);font-size:12px;line-height:1.8}.related{background:white;border:1px solid var(--line);padding:18px;border-radius:8px;margin-top:16px}.related h3{margin:0;font-size:13px}.related p{font-size:11px;color:var(--muted)}#relatedLinks{display:flex;flex-wrap:wrap;gap:8px}#relatedLinks button{font-size:11px}.related .figure{border-color:#88a992;background:#edf3ed}.section-heading{display:flex;align-items:baseline;justify-content:space-between;gap:20px}.section-heading h2{font:500 26px Georgia,serif}.section-heading p{font-size:12px;color:var(--muted)}#graphView{margin-bottom:24px}#graphCanvas{background:white;border:1px solid var(--line);border-radius:8px;max-height:620px;overflow:auto}#graphCanvas svg{display:block;min-width:720px;width:100%}#graphCanvas .graph-row{cursor:pointer}#graphCanvas .graph-row:hover rect{fill:#e9f0e8}#graphLegend{display:flex;gap:15px;flex-wrap:wrap;margin:0 0 14px;font-size:11px}#graphLegend span:before{content:'●';margin-right:6px;color:var(--c)}footer{margin:30px 0 8px;font-size:10px;color:var(--muted);line-height:1.7}#contextMenu{position:fixed;z-index:10;background:white;border:1px solid var(--line);border-radius:8px;box-shadow:0 6px 30px #0003;padding:8px;max-width:330px;max-height:400px;overflow:auto}#contextMenu button{display:block;width:100%;text-align:left;border:0;font-size:12px}#toast{position:fixed;bottom:20px;right:20px;background:var(--ink);color:white;border-radius:8px;padding:12px 18px;max-width:430px;z-index:20;display:none;line-height:1.5}@media(max-width:1000px){main{padding:20px}.workspace{grid-template-columns:220px minmax(0,1fr)}.reader-grid{grid-template-columns:1fr}.page-scroll{height:600px}.intro aside{min-width:220px;padding:20px}.intro strong{font-size:23px}}@media(max-width:700px){header{padding:14px}.brand{font-size:17px}.header-actions{gap:10px;font-size:11px}.header-actions button{font-size:11px}.intro{display:block}.intro aside{border-left:0;padding:10px 0}.files{grid-template-columns:1fr}.workspace{grid-template-columns:1fr}#topicList{max-height:250px}.topics{padding:14px}.reader-grid{grid-template-columns:1fr}.mapping-detail h2{font-size:24px}.section-heading{display:block}.page-scroll{height:600px}}