:root{color-scheme:light;--bg:#f5f5f7;--card:#fff;--fg:#1d1d1f;--muted:#77777d;--line:#e7e7eb;--input:#f7f7f9;--accent:#0071e3;--bubble:#eef5ff;--shadow:0 8px 32px #00000004}
:root[data-theme=dark]{color-scheme:dark;--bg:#101012;--card:#1c1c1f;--fg:#f5f5f7;--muted:#a0a0a8;--line:#333337;--input:#252529;--accent:#2997ff;--bubble:#152d47;--shadow:none}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI","PingFang SC",sans-serif;font-size:14px;line-height:1.6}body,.card,input,textarea,button,.network{transition:background-color .3s,color .3s,border-color .3s}header{height:68px;max-width:1120px;padding:0 24px;margin:auto;display:flex;align-items:center;justify-content:space-between}.brand{color:var(--fg);font-size:19px;font-weight:650;letter-spacing:-.5px;text-decoration:none}.brand span{margin-left:14px;padding-left:14px;border-left:1px solid var(--line);color:var(--muted);font-size:13px;font-weight:400;letter-spacing:0}main{max-width:1120px;margin:auto;padding:10px 24px 36px}.intro{padding:24px 0 28px}.eyebrow{font-size:10px;letter-spacing:2.6px;font-weight:650;color:var(--muted)}h1{font-size:clamp(38px,5vw,56px);line-height:1.1;letter-spacing:-2px;margin:18px 0}h1 br{display:none}h2{font-size:18px;letter-spacing:-.4px;margin:0}h3{font-size:22px;letter-spacing:-.6px;margin:16px 0 6px}p{margin:8px 0}.muted{color:var(--muted)}.small{font-size:12px}.network{display:flex;gap:24px;align-items:center;flex-wrap:wrap;padding:13px 0 18px;border-bottom:1px solid var(--line);margin-bottom:24px;font-size:12px;color:var(--muted)}.network span{display:flex;align-items:center;gap:8px}.network b{color:var(--fg);font-weight:500}.network .quiet{margin-left:auto}.network i{width:7px;height:7px;background:#a5a5ad;border-radius:50%}.network i.connected{background:#30b66b}.layout{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:20px;align-items:stretch}.card{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:24px;box-shadow:var(--shadow)}.card-heading{display:flex;justify-content:space-between;align-items:center;gap:12px}.chat-card{display:flex;flex-direction:column;min-height:610px}#messages{height:380px;overflow:auto;padding:14px 0 22px;flex:1;scrollbar-width:thin}#empty{text-align:center;color:var(--muted);padding-top:66px;font-size:12px}.orb{background:var(--input);border:1px solid var(--line);width:56px;height:56px;border-radius:18px;display:grid;place-items:center;font-size:28px;margin:auto;color:var(--fg)}#empty h3{color:var(--fg)}.message{margin:16px 0;max-width:94%;white-space:pre-wrap;overflow-wrap:anywhere}.message.user{margin-left:auto;background:var(--bubble);padding:12px 16px;border-radius:18px 18px 4px 18px}.message.assistant{padding:8px 4px}.message.error{color:#dc665b;font-size:13px}.message-label{font-size:10px;color:var(--muted);margin-bottom:5px;letter-spacing:.5px}form{margin:0}input,textarea{width:100%;font:inherit;background:var(--input);border:1px solid var(--line);border-radius:11px;padding:10px 12px;color:var(--fg);outline:none}input:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px #0071e316}textarea{resize:vertical;max-height:180px;min-height:80px}button{font:inherit;font-size:12px;font-weight:550;border:0;border-radius:20px;background:var(--accent);color:white;padding:9px 17px;cursor:pointer;white-space:nowrap}button:hover{filter:brightness(1.06)}button:disabled{opacity:.4;cursor:not-allowed}button.quiet{background:transparent;color:var(--muted);padding:7px 9px}button.secondary{background:var(--input);color:var(--fg);border:1px solid var(--line)}button:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.composer-bottom{display:flex;align-items:center;gap:8px;padding-top:10px}.composer-bottom #send{margin-left:auto}#chat-status{max-width:170px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}label{display:block;font-size:12px;font-weight:600;margin:22px 0 8px}.input-row{display:flex;gap:8px;align-items:center}.input-row input{min-width:0}.divider{border-top:1px solid var(--line);margin-top:22px}.settings h2{margin-bottom:4px}.settings .note{margin-top:22px}#key-status{overflow-wrap:anywhere;min-height:20px}.pill{color:#258a50;font-size:12px;background:#30b66b18;border-radius:20px;padding:5px 12px}#login-state{padding-top:18px;display:flex;align-items:center;justify-content:space-between}.history{margin-top:24px}.table-wrap{overflow:auto;margin-top:18px}table{border-collapse:collapse;width:100%;text-align:left;font-size:12px;white-space:nowrap}th{color:var(--muted);font-weight:500;padding:0 12px 12px 0;border-bottom:1px solid var(--line)}td{padding:14px 12px 14px 0;border-bottom:1px solid var(--line)}tbody tr:last-child td{border-bottom:0}.record-row{cursor:pointer}.record-row:hover{background:var(--input)}.cell-sub{display:block;color:var(--muted);font-size:10px;margin-top:3px}.outcome-ok{color:#269659}.outcome-error{color:#de6c58}#notice{padding:13px 18px;border:1px solid var(--line);border-radius:14px;background:var(--card);overflow-wrap:anywhere}#detail-panel{margin-top:20px}summary{cursor:pointer;font-weight:550}pre{font:12px/1.7 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:pre-wrap;overflow-wrap:anywhere;max-height:500px;overflow:auto}footer{text-align:center;color:var(--muted);font-size:11px;margin:28px 0 0}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}[hidden]{display:none!important}@media(max-width:800px){.layout{grid-template-columns:1fr}.settings{order:-1}.intro{padding-top:8px}h1{font-size:38px}h1 br{display:block}.network{gap:10px 20px}.card{padding:20px}.settings .note{margin-top:14px}.chat-card{min-height:500px}#messages{height:320px}header{padding:0 18px}main{padding:8px 18px 28px}.card-heading{align-items:flex-start}.history .card-heading{flex-direction:column}#empty{padding-top:40px}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}