:root{--ink:#0e141f;--paper:#fff;--paper-dim:#f6f7f9;--line:#e3e6eb;--text:#12161f;--text-dim:#5b6472;--text-faint:#8a93a3;--ledger:#1b5e4f;--ledger-soft:#e7f1ee;--ledger-deep:#123f35;--amber-soft:#f0b64047;--amber-line:#c88b1c;--sans:"Inter", -apple-system, BlinkMacSystemFont, sans-serif;--mono:"IBM Plex Mono", "SF Mono", monospace}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}body{font-family:var(--sans);color:var(--text);background:var(--paper-dim);overflow:hidden}.app{grid-template-columns:240px 1fr 1fr;height:100vh;display:grid}.nav{background:var(--ink);color:#c9d2e0;white-space:nowrap;flex-direction:column;display:flex;overflow:hidden}.nav-brand{border-bottom:1px solid #ffffff14;align-items:center;gap:10px;padding:22px 20px 18px;display:flex}.nav-brand .mark{background:linear-gradient(135deg, var(--ledger), 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20px}.input-shell{border:1px solid var(--line);background:var(--paper);border-radius:14px;align-items:flex-end;gap:8px;max-width:640px;margin:0 auto;padding:10px 10px 10px 16px;display:flex}.input-shell:focus-within{border-color:var(--ledger)}.input-shell textarea{resize:none;font-family:var(--sans);background:0 0;border:none;outline:none;flex:1;max-height:120px;font-size:14px;line-height:1.5}.send-btn{background:var(--ink);color:#fff;cursor:pointer;border:none;border-radius:9px;flex-shrink:0;width:32px;height:32px}.send-btn:hover{background:var(--ledger-deep)}.input-hint{text-align:center;font-family:var(--mono);color:var(--text-faint);margin-top:8px;font-size:10.5px}.sourceviewer{background:var(--paper-dim);flex-direction:column;min-height:0;display:flex;overflow:hidden}.sv-topbar{border-bottom:1px solid var(--line);background:var(--paper);flex-shrink:0;align-items:center;height:56px;padding:0 16px;display:flex}.sv-tabs{gap:6px;display:flex;overflow-x:auto}.sv-tab{font-family:var(--mono);color:var(--text-dim);white-space:nowrap;cursor:pointer;background:0 0;border:1px solid #0000;border-radius:7px;padding:6px 10px;font-size:11.5px}.sv-tab.active{background:var(--ink);color:#fff}.sv-tab:not(.active):hover{background:var(--paper-dim);border-color:var(--line)}.sv-scroll{flex-direction:column;flex:1;align-items:center;min-height:0;padding:24px;display:flex;overflow-y:auto}.sv-page{border:1px solid var(--line);color:#2a2f3a;background:#fff;border-radius:3px;width:100%;max-width:640px;padding:28px 32px;font-size:13.5px;line-height:1.85;overflow-x:auto;box-shadow:0 1px 2px #1419230a,0 8px 24px #1419230d}.sv-page p{margin-bottom:12px}.src-tbl{border-collapse:collapse;font-family:var(--mono);white-space:nowrap;margin:8px 0 14px;font-size:11px}.src-tbl td,.src-tbl th{text-align:right;border:1px solid #dadfe6;padding:5px 8px}.src-tbl td.section-row{text-align:left;font-weight:600;font-family:var(--sans);background:#f6f7f9}.src-tbl th{text-align:left;background:#f6f7f9}.src-tbl td:first-child{text-align:left}.sv-missing{color:var(--text-faint);font-size:13px}.hl{background:var(--amber-soft);box-shadow:0 0 0 1px var(--amber-line) inset;border-radius:3px;padding:1px 2px}.hl.flash{animation:1.1s flashhl}@keyframes flashhl{0%{background:#f0b640}to{background:var(--amber-soft)}}.sv-empty{color:var(--text-faint);text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:10px;padding:40px;display:flex}.sv-empty .glyph{color:var(--line);font-size:34px}.sv-empty p{max-width:220px;font-size:12.5px}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-thumb{background:#d3d8e0;border-radius:8px}.nav ::-webkit-scrollbar-thumb{background:#ffffff24}