:root{font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif;color:#172232;background:#f2f5f8}
*{box-sizing:border-box}body{margin:0}button,input,textarea{font:inherit}button{cursor:pointer}
main{min-height:100vh;display:grid;place-items:center;padding:24px}.login-panel{width:min(100%,450px);background:#fff;border:1px solid #dbe3ed;border-radius:22px;padding:40px;box-shadow:0 18px 55px #1d375011}
.login-logo{display:block;width:min(100%,320px);height:auto;margin:0 auto 28px}.brand-icon{display:block;width:40px;height:40px;object-fit:contain;flex:none}
.eyebrow{color:#427192;font-size:11px;font-weight:800;letter-spacing:.14em;margin:28px 0 8px}.login-panel .eyebrow{margin-top:0}h1{font-size:29px;line-height:1.2;letter-spacing:-.03em;margin:0 0 12px}h2{font-size:23px;letter-spacing:-.025em}.muted,.welcome p{color:#607085;line-height:1.6}.login-panel form{margin-top:32px;display:grid;gap:11px}label{font-weight:650;font-size:14px}input,textarea{width:100%;border:1px solid #cad5df;border-radius:12px;padding:13px 14px;color:#172232;background:#fff;outline:none}input:focus,textarea:focus{border-color:#286f9f;box-shadow:0 0 0 3px #286f9f22}
button[type=submit]{background:#164f7c;color:#fff;border:0;border-radius:12px;padding:13px 21px;font-weight:700}button[type=submit]:hover{background:#0f3c61}button:disabled{opacity:.55;cursor:wait}.error{color:#ab3030;min-height:1.4em;font-size:14px}
.chat-panel{width:min(100%,980px);height:min(94vh,980px);min-height:550px;background:#fff;border:1px solid #dbe3ed;border-radius:22px;box-shadow:0 18px 55px #1d375011;display:flex;flex-direction:column;overflow:hidden}.chat-panel[hidden],.login-panel[hidden]{display:none}header{padding:20px 28px;border-bottom:1px solid #e7edf3;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:13px}.brand .eyebrow{margin:0 0 3px}.brand h1{font-size:20px;margin:0}.quiet{background:none;border:1px solid #d7e0e9;border-radius:9px;padding:8px 12px;color:#47596c}.messages{flex:1;overflow:auto;padding:28px;display:flex;flex-direction:column;gap:22px}.welcome{margin:auto;text-align:center;max-width:420px}.welcome h2{margin:0 0 8px}.welcome p{margin:0}.message{max-width:85%;line-height:1.6;white-space:pre-wrap;overflow-wrap:anywhere}.message.user{align-self:flex-end;background:#e8f1f8;border-radius:16px 16px 4px 16px;padding:13px 17px}.message.assistant{align-self:flex-start}.message.error{color:#a72d2d}.sources{white-space:normal;margin-top:16px;border-top:1px solid #e3eaf0;padding-top:11px}.sources h3{font-size:13px;color:#516274;margin:0 0 8px}.source{border:1px solid #e0e8ef;border-radius:10px;margin:8px 0;padding:10px 12px}.source summary{cursor:pointer;font-size:13px;font-weight:650;overflow-wrap:anywhere}.source p{font-size:13px;color:#54667a;line-height:1.5;white-space:pre-wrap;margin:8px 0 0}.composer{display:flex;align-items:flex-end;gap:10px;padding:16px 28px 7px;border-top:1px solid #e7edf3}.composer textarea{resize:vertical;min-height:52px;max-height:150px}.composer button{height:52px}.footnote{font-size:11px;text-align:center;color:#748499;margin:0;padding:5px 22px 15px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:650px){main{padding:0}.chat-panel{height:100dvh;min-height:0;border-radius:0;border:0}.login-panel{box-shadow:none;border:0;padding:30px}.messages{padding:18px}.message{max-width:96%}header,.composer{padding-left:17px;padding-right:17px}.footnote{padding:5px 12px 12px}}
.project-bar{padding:13px 28px;border-bottom:1px solid #e7edf3;display:flex;gap:12px;align-items:center}.project-bar[hidden],#username-field[hidden]{display:none}.project-bar select{font:inherit;color:#172232;background:#fff;border:1px solid #cad5df;border-radius:10px;padding:9px 11px;min-width:230px;max-width:100%}#username-field{display:grid;gap:8px;margin-bottom:9px}@media(max-width:650px){.project-bar{padding:10px 17px}.project-bar select{min-width:0;flex:1}}
.manage-main{display:block;max-width:900px;margin:auto}.manage-panel{background:#fff;border:1px solid #dbe3ed;border-radius:20px;padding:30px}.manage-panel h2{font-size:19px;margin-top:32px}.manage-form{display:grid;gap:9px;max-width:430px}.user-card{border:1px solid #dbe3ed;border-radius:12px;padding:16px;margin:12px 0}.user-card h3{margin:0 0 12px}.grant{display:flex;align-items:center;gap:9px;font-weight:400;margin:9px 0}.grant input{width:auto}.manage-actions{display:flex;gap:8px;margin-top:14px}.manage-panel #manage-content[hidden]{display:none}
.reset-form{display:flex;gap:8px;max-width:450px;margin-top:12px}.reset-form[hidden]{display:none}.reset-form button{white-space:nowrap}