.chat-shell{padding-block:40px 64px}.chat-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:42px}.chat-aside{padding-top:22px}.chat-aside h2{font-family:var(--serif);font-weight:500;font-size:27px}.chat-aside h2 span{color:var(--accent)}.chat-aside>p{font-size:13px;color:var(--muted);margin-top:18px;line-height:1.9}.chat-model{display:flex;gap:9px;align-items:center;font-size:11px;margin-top:24px;color:var(--muted)}.chat-suggestions{display:flex;flex-direction:column;gap:10px;margin-top:38px}.chat-suggestions>span{font-size:11px;color:var(--muted);margin-bottom:3px}.chat-suggestions button{display:flex;justify-content:space-between;text-align:left;gap:12px;padding:13px 14px;background:transparent;border:1px solid var(--line);font:inherit;font-size:12px;color:var(--ink);cursor:pointer}.chat-suggestions button:hover{border-color:var(--accent)}.chat-aside .chat-note{font-size:11px;margin-top:30px}.chat-panel{min-width:0;border:1px solid var(--line);background:#fffef9;display:flex;flex-direction:column}.chat-toolbar{display:flex;justify-content:space-between;align-items:center;padding:17px 22px;border-bottom:1px solid var(--line);font-size:12px}.chat-toolbar button{border:0;background:none;color:var(--muted);font:inherit;cursor:pointer}.chat-thread{height:420px;overflow-y:auto;padding:26px;scrollbar-gutter:stable}.chat-empty{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}.chat-empty-mark{font-family:Georgia,serif;font-size:68px;line-height:1.3}.chat-empty-mark span{color:var(--accent)}.chat-empty h3{font-size:19px;font-weight:500;margin-top:15px}.chat-empty p{font-size:12px;color:var(--muted);margin-top:12px}.chat-message{margin-bottom:24px}.chat-speaker{display:block;font-size:10px;letter-spacing:1px;color:var(--muted);margin-bottom:8px}.chat-message-body{white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px;line-height:1.9}.chat-message.user .chat-message-body{background:var(--soft);padding:13px 17px}.chat-message.assistant{padding-inline:3px}.chat-incomplete{font-size:10px;color:var(--muted)}.chat-alert,.chat-notice{padding:12px 22px;font-size:12px;overflow-wrap:anywhere}.chat-alert{color:#9c3a25;background:#f9ede6}.chat-notice{color:var(--muted);background:var(--soft)}.chat-composer{border-top:1px solid var(--line);padding:18px 22px}.chat-composer textarea{width:100%;resize:vertical;min-height:75px;max-height:180px;border:0;background:transparent;color:var(--ink);font:inherit;font-size:14px;line-height:1.8;padding:0}.chat-composer textarea:focus{outline:0}.chat-composer-bottom{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:10px}.chat-composer-bottom>span{font-size:10px;color:var(--muted)}.chat-composer-bottom small{display:block;font-size:10px;margin-top:3px}.chat-composer .button{cursor:pointer;font:inherit;font-size:12px;gap:15px}.chat-stop{border:1px solid var(--line);background:var(--paper);color:var(--ink)}button:disabled{opacity:.5;cursor:not-allowed}.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}button:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:4px}
.chat-toolbar-actions{display:flex;gap:18px;align-items:center}.chat-history{border-bottom:1px solid var(--line);font-size:12px}.chat-history summary{padding:14px 22px;cursor:pointer;color:var(--ink)}.chat-history summary>span{color:var(--muted);margin-left:8px;font-size:11px}.chat-history ul{list-style:none;margin:0;padding:0 12px 12px;max-height:230px;overflow-y:auto}.chat-history li{display:flex;align-items:center;border:1px solid transparent;min-width:0}.chat-history li.active{background:var(--soft);border-color:var(--line)}.chat-history button{font:inherit;border:0;background:transparent;color:var(--ink);cursor:pointer}.chat-history-open{flex:1;min-width:0;text-align:left;padding:11px 10px}.chat-history-open>span{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-history-open small{display:block;color:var(--muted);font-size:10px;margin-top:5px}.chat-history .chat-history-delete{padding:12px 10px;color:var(--muted);font-size:11px;flex-shrink:0}.chat-history-delete:hover{color:#9c3a25}.chat-history-empty{padding:0 22px 16px;color:var(--muted);font-size:12px}.chat-storage-alert button{font:inherit;text-decoration:underline;color:inherit;background:transparent;border:0;cursor:pointer}
@media(max-width:1050px){.chat-layout{grid-template-columns:230px minmax(0,1fr);gap:25px}}
@media(max-width:760px){.chat-layout{grid-template-columns:minmax(0,1fr);gap:24px}.chat-shell{padding-block:26px 40px}.chat-aside{padding:0}.chat-aside h2{font-size:23px}.chat-aside>p{margin-top:10px}.chat-model{margin-top:12px}.chat-suggestions{margin-top:20px;gap:8px}.chat-aside .chat-note{margin-top:14px}.chat-thread{height:340px;padding:18px}.chat-toolbar{padding:14px 16px}.chat-composer{padding:15px 16px}.chat-composer-bottom small{display:none}.chat-message-body{font-size:13px}.chat-alert,.chat-notice{padding:12px 16px}}
@media(max-width:390px){.header nav{gap:18px}.chat-composer .button{padding:10px 12px}}
@media(max-width:760px){.chat-panel{order:-1}.chat-history summary{padding:14px 16px}.chat-toolbar-actions{gap:14px}.chat-history-empty{padding-inline:16px}}