:root{--bg:#fafaf9;--fg:#1c1917;--muted:#78716c;--line:#e7e5e4;--accent:#b45309;--card:#fff;--error:#b91c1c;--ok:#15803d;--user:#fef3c7}@media (prefers-color-scheme:dark){:root{--bg:#1c1917;--fg:#f5f5f4;--muted:#a8a29e;--line:#44403c;--accent:#f59e0b;--card:#292524;--error:#f87171;--ok:#4ade80;--user:#44403c}}*{box-sizing:border-box}html,body{height:100%}body{background:var(--bg);color:var(--fg);margin:0;font:15px/1.5 system-ui,-apple-system,sans-serif}main{max-width:960px;margin:0 auto;padding:32px 16px}h1{margin:0 0 12px;font-size:22px}h2{margin:24px 0 8px;font-size:17px}.muted{color:var(--muted)}.small{font-size:13px}.error{color:var(--error)}.card{background:var(--card);border:1px solid var(--line);border-radius:10px;margin:12px 0;padding:16px}form{gap:12px;max-width:360px;display:grid}.inline-form{flex-wrap:wrap;gap:8px;max-width:none;display:flex}label{color:var(--muted);gap:4px;font-size:13px;display:grid}input,select,textarea{font:inherit;border:1px solid var(--line);background:var(--card);color:var(--fg);border-radius:8px;padding:8px 10px}textarea{resize:vertical;flex:1;min-height:44px}button{font:inherit;border:1px solid var(--accent);background:var(--accent);color:#fff;cursor:pointer;border-radius:8px;padding:8px 14px}button.secondary{color:var(--accent);background:0 0}button.link{color:var(--accent);background:0 0;border:none;padding:4px}button:disabled{opacity:.5;cursor:default}table{border-collapse:collapse;width:100%}th,td{text-align:left;border-bottom:1px solid var(--line);vertical-align:top;padding:6px;font-size:14px}th{color:var(--muted);font-weight:500}.row{justify-content:space-between;align-items:center;gap:10px;display:flex}.actions{gap:8px;margin-top:10px;display:flex}.topbar{border-bottom:1px solid var(--line);background:var(--card);flex-wrap:wrap;align-items:center;gap:14px;padding:10px 16px;display:flex}.topbar nav{gap:12px;display:flex}.topbar nav a{color:var(--fg);padding:4px 2px;text-decoration:none}.topbar nav a.active{color:var(--accent);border-bottom:2px solid var(--accent)}.brand{color:var(--accent)}.spacer{flex:1}.chat-layout{grid-template-columns:220px 1fr;height:calc(100vh - 54px);display:grid}.conversations{border-right:1px solid var(--line);padding:12px;overflow-y:auto}.conversations ul{margin:12px 0 0;padding:0;list-style:none}.conversations .link{text-align:left;width:100%;color:var(--fg)}.conversations .link.active{color:var(--accent);font-weight:600}.thread{flex-direction:column;min-height:0;display:flex}.thread.dragging{outline:2px dashed var(--accent);outline-offset:-6px}.messages{flex-direction:column;flex:1;gap:8px;padding:16px;display:flex;overflow-y:auto}.bubble{white-space:pre-wrap;border-radius:12px;max-width:720px;padding:10px 12px}.bubble.user{background:var(--user);align-self:flex-end;margin-left:auto}.bubble.assistant{background:var(--card);border:1px solid var(--line)}.starters{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.starters p{width:100%}.composer{border-top:1px solid var(--line);background:var(--card);padding:10px 16px}.composer .row{align-items:flex-end}.chips{flex-wrap:wrap;gap:6px;margin-bottom:8px;display:flex}.chip{border:1px solid var(--line);border-radius:999px;padding:2px 4px 2px 10px;font-size:13px}.chip.error{border-color:var(--error);color:var(--error)}.proposal{max-width:760px}.badge{border:1px solid var(--line);white-space:nowrap;border-radius:999px;padding:2px 8px;font-size:12px}.status-applied .badge{color:var(--ok);border-color:var(--ok)}.status-failed .badge,.status-rejected .badge{color:var(--error);border-color:var(--error)}.flag{color:var(--accent)}.thumbs{flex-wrap:wrap;align-items:flex-start;gap:8px;margin-top:6px;display:flex}.thumb{max-width:160px;margin:0}.thumb img{object-fit:cover;border-radius:6px;width:160px;height:110px;display:block}.diff tr.unticked td{opacity:.45;text-decoration:line-through}.preview{border:1px solid var(--line);background:#fff;border-radius:8px;width:100%;height:260px}.meter{background:var(--line);border-radius:999px;height:10px;overflow:hidden}.meter div{background:var(--accent);height:100%}@media (max-width:720px){.chat-layout{grid-template-columns:1fr}.conversations{display:none}}.impersonation{color:#78350f;background:#fef3c7;flex-wrap:wrap;align-items:center;gap:12px;padding:8px 16px;font-size:14px;display:flex}.impersonation .link{color:#78350f;text-decoration:underline}