:root{color-scheme:dark;--bg:#111315;--panel:#181b1e;--side:#0d0f11;--line:#2a2e33;--muted:#8e959f;--text:#eeeef1;--accent:#bed6b9;--hover:#24282d;font-family:ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:15px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}button,input,textarea,select{font:inherit}button{cursor:pointer;color:inherit;background:transparent;border:0;border-radius:10px;padding:10px 13px}button:hover{background:var(--hover)}button:disabled{opacity:.5;cursor:wait}input,textarea,select{color:inherit;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:12px;outline:none}input:focus,textarea:focus,select:focus{border-color:#647763}a{color:#c6dec2}label{display:flex;flex-direction:column;gap:8px;margin:14px 0;color:#bac1c8}h1,h2,p{margin-top:0}h2{font-size:21px}.muted{color:var(--muted)}.small{font-size:12px}.primary{background:var(--accent);color:#192518;width:100%;font-weight:600;margin-top:8px}.primary:hover{background:#cce3c7}[hidden]{display:none!important}.auth{min-height:100dvh;display:grid;place-items:center;padding:24px;background:radial-gradient(ellipse at 50% 30%,#202823 0,transparent 60%)}.auth-card{width:100%;max-width:365px}.auth h1{font-size:30px;margin:22px 0 8px}.auth p{color:var(--muted);line-height:1.5}#auth-error{color:#edaa9f;min-height:20px;margin-top:15px}.application{height:100dvh;display:grid;grid-template-columns:272px 1fr;overflow:hidden}aside{background:var(--side);display:flex;flex-direction:column;padding:23px 14px 16px;border-right:1px solid #1d2024;overflow:auto;gap:14px}.brand{display:flex;align-items:center;gap:10px;padding:0 9px 9px}.brand strong{font-size:18px;letter-spacing:-.4px}.new-chat{background:#22282a;border:1px solid #343d37;text-align:left;padding:12px 15px;color:#d1e4cb}.search{width:100%;font-size:13px;background:transparent;padding:10px 12px}.section-label{display:flex;align-items:center;justify-content:space-between;color:#747d87;font-size:10px;letter-spacing:1.1px;padding:5px 12px 0}.section-label button{padding:3px 5px;font-size:12px;letter-spacing:0}nav{display:flex;flex-direction:column;gap:3px}nav button{text-align:left;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px;padding:10px 12px;color:#b7bec6}nav button.selected{background:#232a26;color:#e6efe3}#chat-list{flex:1;min-height:60px}.sidebar-bottom{border-top:1px solid var(--line);padding-top:12px;display:flex;flex-direction:column;gap:2px}.sidebar-bottom button{text-align:left;font-size:12px;color:#aeb5be}main{display:flex;flex-direction:column;min-width:0;min-height:0}header{height:66px;display:flex;align-items:center;gap:12px;padding:0 30px;border-bottom:1px solid #1d2124}.heading{flex:1;display:flex;flex-direction:column;gap:4px;min-width:0}#chat-title{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:15px;font-weight:550}.icon-button{padding:7px 10px;font-size:22px;color:#acb5bf}.model-bar{display:flex;align-items:center;gap:10px;padding:11px 30px;font-size:12px}.model-bar select{padding:6px 23px 6px 8px;border-color:transparent;background:transparent;max-width:55%;font-size:12px}.model-bar select:hover{background:var(--panel)}#network-status{margin-left:auto}.messages{flex:1;overflow:auto;padding:24px max(30px,calc((100% - 810px)/2));scroll-behavior:smooth;min-height:0}.welcome{height:100%;min-height:300px;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding-bottom:70px}.welcome-mark{font-size:58px;font-weight:700;letter-spacing:-7px;line-height:1.4;color:#d2e4ca;position:relative}.welcome-mark span{font-size:24px;position:absolute;right:-20px;top:0;letter-spacing:0;color:#788d74}.welcome h1{font-size:30px;letter-spacing:-1px;margin:22px 0 12px;font-weight:550}.welcome p{color:var(--muted);font-size:14px;line-height:1.6}.suggestions{display:flex;gap:9px;margin-top:24px;flex-wrap:wrap;justify-content:center}.suggestions button{border:1px solid var(--line);color:#c1c8cf;font-size:12px;padding:14px}.message{margin-bottom:28px;line-height:1.7;overflow-wrap:anywhere}.message.user{display:flex;flex-direction:column;align-items:flex-end}.message.user .message-content{background:#262d28;max-width:88%;border-radius:18px 18px 4px 18px;padding:12px 17px;white-space:pre-wrap}.message.assistant .message-content{padding:3px 0}.message-content p{margin:0 0 12px}.message-content ul,.message-content ol{padding-left:24px}.message-content h2,.message-content h3{margin:18px 0 8px;font-size:18px}.message pre{background:#0c0e10;border:1px solid #2b3035;border-radius:12px;padding:14px;overflow:auto;line-height:1.5;font-size:12px;white-space:pre}.message code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:#25292e;border-radius:4px;padding:2px 4px;font-size:.87em}.message pre code{background:transparent;padding:0}.code-head{display:flex;justify-content:space-between;color:#89939f;font:11px ui-sans-serif;margin-bottom:10px}.code-head button{font-size:11px;padding:2px 6px}.message-actions{margin-top:7px;color:var(--muted);font-size:11px}.message-actions summary{cursor:pointer;list-style:none;display:inline-block;padding:3px 8px;border-radius:7px;opacity:.7}.message-actions summary:hover{background:var(--panel);opacity:1}.message-actions button{font-size:11px;padding:6px 9px}.status-label{color:var(--muted);font-size:11px}.attachments{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.attachment{display:flex;flex-direction:column;max-width:280px;border:1px solid var(--line);border-radius:12px;overflow:hidden;text-decoration:none;font-size:12px;color:#c7ced6;background:var(--panel)}.attachment img{display:block;width:100%;max-height:240px;object-fit:contain}.attachment span{padding:9px 12px}.composer-wrap{padding:8px max(30px,calc((100% - 810px)/2)) max(16px,env(safe-area-inset-bottom));background:var(--bg)}#composer{background:#1d2125;border:1px solid #333b3e;border-radius:18px;padding:14px 14px 10px;box-shadow:0 8px 30px #0002}#input{resize:none;width:100%;background:transparent;border:0;padding:1px 3px 12px;max-height:180px;line-height:1.5;border-radius:0;font-size:15px}.composer-controls{display:flex;align-items:center;gap:12px}.composer-controls .small{flex:1;font-size:10px}.attach{margin:0;cursor:pointer;color:#abb7c3;display:block;font-size:23px;line-height:1}.send{background:var(--accent);color:#20311d;padding:4px 12px;font-size:25px;border-radius:10px;line-height:1.4}.send:hover{background:#d0e5c9}.stop{font-size:18px;padding:8px 12px}.task-status{font-size:12px;color:#a9bca3;margin-bottom:8px;line-height:1.5}.task-status:empty{display:none}.file-list{display:flex;gap:7px;flex-wrap:wrap}.file-chip{font-size:11px;background:#29322b;border-radius:7px;padding:5px 8px;margin-bottom:10px}.file-chip button{font-size:13px;padding:0 3px}.mobile{display:none}#toast{font-size:12px;color:#efb3a7;padding-top:7px;min-height:6px}dialog{color:var(--text);background:#191d21;border:1px solid #394049;border-radius:18px;width:min(480px,calc(100% - 30px));max-height:85dvh;padding:24px}dialog::backdrop{background:#0009;backdrop-filter:blur(4px)}dialog input,dialog textarea,dialog select{width:100%;background:#121518}.dialog-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.dialog-heading h2{margin:0}.dialog-buttons{display:flex;gap:4px;justify-content:space-between;font-size:12px;margin:15px 0}.user-row{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--line);font-size:13px}.user-row small{display:block;color:var(--muted);margin-top:5px}.user-row button{font-size:11px;background:#283529}.shade{position:fixed;inset:0;background:#0009;z-index:9}.empty-list{padding:12px;color:var(--muted);font-size:12px}.drag-over{outline:2px dashed var(--accent);outline-offset:-8px}@media(max-width:760px){.application{grid-template-columns:1fr}.mobile{display:block}aside{position:fixed;inset:0 auto 0 0;width:285px;z-index:10;transform:translateX(-100%);transition:transform .2s;padding-top:max(22px,env(safe-area-inset-top))}aside.open{transform:translateX(0)}.brand .mobile{margin-left:auto}header{height:62px;padding:0 12px;padding-top:env(safe-area-inset-top)}.model-bar{padding:7px 13px;gap:4px}.model-bar select{max-width:65%;padding-right:16px}#network-status{font-size:10px}.messages{padding:20px 18px}.composer-wrap{padding:6px 12px max(12px,env(safe-area-inset-bottom))}.welcome{padding-bottom:35px}.welcome h1{font-size:27px}.welcome p{max-width:250px}.suggestions{flex-direction:column;width:235px;margin-top:18px}.suggestions button{text-align:left}.composer-controls .small{font-size:9px}.message.user .message-content{max-width:92%}dialog{padding:20px}.message-actions summary{opacity:1}.auth-card{max-width:340px}}