:root{--bg:#0f1115;--card:#1a1d24;--fg:#e6e8ec;--muted:#9aa0aa;--accent:#5b8cff;--line:#2a2e38}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.5 system-ui,sans-serif}.app{max-width:820px;margin:0 auto;padding:24px 16px 64px}header{display:flex;align-items:baseline;gap:12px;margin-bottom:20px}header h1{margin:0;font-size:24px}.tag{color:var(--muted);font-size:13px}.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px}label{display:block;margin:12px 0;color:var(--muted);font-size:13px}input,textarea{width:100%;margin-top:6px;padding:10px;background:#11141a;color:var(--fg);border:1px solid var(--line);border-radius:8px;font:inherit}textarea{min-height:90px;resize:vertical}button{margin-top:12px;padding:10px 18px;background:var(--accent);color:#fff;border:0;border-radius:8px;font:inherit;cursor:pointer}button:disabled{opacity:.5;cursor:default}.chat .messages{display:flex;flex-direction:column;gap:14px;max-height:60vh;overflow:auto;padding-right:6px}.msg .who{font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);margin-bottom:3px}.msg.candidate{align-self:flex-end;max-width:85%}.msg.candidate .text{background:#243049}.msg .text{background:#11141a;border:1px solid var(--line);border-radius:10px;padding:10px 12px;white-space:pre-wrap}.composer{display:flex;gap:10px;align-items:flex-end;margin-top:14px}.composer textarea{flex:1}.composer button{margin-top:0;white-space:nowrap}.verdict .level{color:var(--accent)}.verdict .meta{color:var(--muted);font-size:13px}.verdict table{width:100%;border-collapse:collapse;margin:16px 0}.verdict th,.verdict td{text-align:left;padding:8px;border-bottom:1px solid var(--line)}.axis-detail{margin:12px 0}.axis-detail p{color:var(--muted)}.error pre{white-space:pre-wrap;color:#ff8a8a}.hint{color:var(--muted);font-size:12px}