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img{width:100%;height:100%;object-fit:cover;display:block}.avatar.dual{display:flex}.avatar.dual img{width:50%}.persona-avatar{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;font-size:20px;flex-shrink:0}.persona-meta{display:flex;flex-direction:column}.persona-meta strong{font-size:14px}.persona-meta small{font-size:12px;color:var(--text-dim)}.persona-dot{width:8px;height:8px;border-radius:50%;margin-left:auto}.clear-btn{margin-top:auto;background:transparent;border:1px solid var(--border);color:var(--text-dim);padding:10px;border-radius:10px;font-size:13px}.clear-btn:hover{color:var(--text);border-color:var(--accent)}.sidebar-foot p{font-size:11px;color:var(--text-dim);text-align:center;margin:0}.chat{display:flex;flex-direction:column;height:100vh;min-width:0}.chat-header{display:flex;align-items:center;gap:14px;padding:16px 24px;border-bottom:2px solid var(--accent);background:var(--panel)}.chat-avatar{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font-size:22px;flex-shrink:0}.chat-avatar.big{width:64px;height:64px;font-size:32px}.chat-title{display:flex;flex-direction:column}.chat-title strong{font-size:16px}.chat-title span{font-size:12px;color:var(--text-dim)}.chat-brand{margin-left:auto;font-size:13px;font-weight:600;text-decoration:none}.messages{flex:1;overflow-y:auto;padding:24px;display:flex;flex-direction:column;gap:18px}.greeting-card{align-self:center;max-width:520px;text-align:center;padding:24px;border:1px dashed var(--accent);border-radius:18px;background:var(--panel);display:flex;flex-direction:column;align-items:center;gap:14px}.greeting-card p{margin:0;color:var(--text);font-size:15px;line-height:1.5}.msg-row{display:flex;gap:12px;max-width:780px}.msg-row.user{align-self:flex-end;flex-direction:row-reverse}.msg-avatar{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font-size:17px;flex-shrink:0}.msg-bubble{padding:12px 16px;border-radius:16px;line-height:1.55;font-size:14.5px}.msg-row.user .msg-bubble{background:var(--accent);color:#fff;border-bottom-right-radius:4px}.msg-row.assistant .msg-bubble{background:var(--panel-2);border:1px solid var(--border);border-bottom-left-radius:4px}.msg-bubble p{margin:0}.msg-name{display:block;font-size:12px;font-weight:700;margin-bottom:4px}.markdown>*:first-child{margin-top:0}.markdown>*:last-child{margin-bottom:0}.markdown h1,.markdown h2,.markdown h3{font-size:15px;margin:12px 0 6px}.markdown p{margin:8px 0}.markdown ul,.markdown ol{margin:8px 0;padding-left:20px}.markdown code{background:#0d0f14;padding:2px 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bounce{0%,60%,to{transform:translateY(0);opacity:.4}30%{transform:translateY(-6px);opacity:1}}.error-bar{margin:0 24px;padding:10px 14px;background:#3b1418;border:1px solid #7f1d1d;color:#fca5a5;border-radius:10px;font-size:13px}.chat-input{display:flex;gap:10px;padding:16px 24px;border-top:1px solid var(--border);background:var(--panel)}.chat-input textarea{flex:1;resize:none;background:var(--panel-2);border:1px solid var(--border);color:var(--text);padding:12px 14px;border-radius:12px;font-size:14px;font-family:inherit;max-height:140px;line-height:1.4}.chat-input textarea:focus{outline:none;border-color:var(--accent)}.chat-input button{background:var(--accent);color:#fff;border:none;padding:0 22px;border-radius:12px;font-weight:600;font-size:14px}.chat-input button:disabled{opacity:.5;cursor:not-allowed}@media (max-width: 720px){.app{grid-template-columns:1fr;grid-template-rows:auto 1fr}.sidebar{flex-direction:row;align-items:center;flex-wrap:wrap;padding:12px;gap:12px}.switcher{flex-direction:row;flex:1}.switcher-label,.sidebar-foot,.brand p{display:none}.persona-card{padding:8px 10px}.clear-btn{margin:0}.chat{height:auto;min-height:0}}:root{--accent: #d97706;--bg: #0f1115;--panel: #171a21;--panel-2: #1e222b;--border: #2a2f3a;--text: #e7e9ee;--text-dim: #9aa1ad;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text)}button{cursor:pointer;font-family:inherit}