:root{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#e9ecef;background:#0d1117;color-scheme:dark;font-synthesis:none}*{box-sizing:border-box}body{margin:0}main{width:min(900px,100%);margin:0 auto;padding:36px 24px 22px}header{display:flex;align-items:center;justify-content:space-between;gap:16px}.eyebrow{font-size:11px;font-weight:700;letter-spacing:2px;color:#75b9b1;margin:0 0 9px}h1{font-size:30px;font-weight:640;letter-spacing:-.7px;margin:0}h2{font-size:21px;font-weight:580;margin:0 0 12px}.chip{border:1px solid #2b4b46;border-radius:20px;color:#9bd2c8;font-size:12px;padding:7px 12px;white-space:nowrap}.model{font-size:14px;color:#c2cbd6;margin:18px 0 8px}.privacy,.hint{font-size:12px;color:#8f9cab;line-height:1.6;margin:0 0 22px}.card{margin-top:32px;padding:28px;border:1px solid #29313c;background:#131a22;border-radius:16px;max-width:420px}.card p{font-size:14px;color:#a8b2bf;line-height:1.5}.card form{display:grid;gap:10px}.card label{font-size:13px;margin-top:6px}input,textarea,button{font:inherit}input,textarea{border:1px solid #374250;border-radius:9px;background:#0d141d;color:#eef3f7;padding:12px;outline:none}input:focus,textarea:focus{border-color:#73b8aa;box-shadow:0 0 0 3px #73b8aa1a}button{border:1px solid transparent;border-radius:9px;padding:10px 16px;background:#93cdbf;color:#102821;font-size:13px;font-weight:650;cursor:pointer}button:hover{background:#b3e0d3}button:disabled{opacity:.45;cursor:default}button.quiet{background:transparent;border-color:#34404c;color:#c3cdd8}button.quiet:hover{background:#202a35}.card button{margin-top:12px}.toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:20px 0 16px;border-top:1px solid #26303b}.connection{display:flex;align-items:center;gap:9px;font-size:12px;color:#a6b3c0}.dot{width:7px;height:7px;border-radius:50%;background:#7b8795}.dot.ready{background:#8fd0b8}.dot.busy{background:#e4b96e}.actions{display:flex;gap:8px}.actions button{font-size:12px;padding:8px 11px}#messages{height:clamp(240px,48vh,560px);min-height:240px;overflow:auto;scroll-behavior:smooth;padding:6px 10px 16px 0}#welcome{height:100%;display:flex;justify-content:center;flex-direction:column;color:#b9c5d0}#welcome p{color:#82909e;font-size:14px;max-width:420px;line-height:1.6}.message{margin:12px 0 24px;max-width:94%}.message.user{margin-left:auto;padding:14px 17px;background:#1c2c30;border:1px solid #2b4245;border-radius:14px;max-width:85%}.who{display:block;font-size:11px;color:#94a6b7;letter-spacing:.3px;margin-bottom:8px}.text{font-size:15px;line-height:1.7;white-space:pre-wrap;overflow-wrap:anywhere;margin:0}.message details{margin:0 0 12px;border:1px solid #2d3741;border-radius:9px;padding:10px 13px;color:#98a6b7}.message summary{font-size:12px;cursor:pointer}.reasoning{font-size:13px;line-height:1.6;white-space:pre-wrap;overflow-wrap:anywhere;max-height:240px;overflow:auto;margin:10px 0 0}.message.error .text{color:#f0b7a2}#composer{border:1px solid #35424c;border-radius:13px;overflow:hidden;background:#121c25}textarea#prompt{width:100%;display:block;resize:vertical;min-height:88px;max-height:240px;border:0;border-radius:0;background:transparent;padding:16px;box-shadow:none}.compose-bottom{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:0 12px 12px}.compose-bottom>div{display:flex;gap:8px}#budget{font-size:11px;color:#8a9bab}.hint{margin:9px 0 0}#status{color:#acb9c7;font-size:13px;line-height:1.5;min-height:20px;margin-top:18px}#status.error{color:#f0b7a2}[hidden]{display:none!important}.sr-only{position:absolute;clip:rect(0,0,0,0);width:1px;height:1px;overflow:hidden}@media(max-width:600px){main{padding:24px 16px 16px}h1{font-size:25px}.chip{font-size:10px;padding:6px 8px}.toolbar{align-items:flex-start}.actions{gap:5px}.actions button{padding:7px 8px}#budget{max-width:170px;font-size:10px}.privacy{font-size:11px}#messages{height:46vh}.message{max-width:100%}.message.user{max-width:92%}.text{font-size:14px}}