:root{color-scheme:dark;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;--bg: #0b0d12;--panel: #0f1320;--panel2: #0b0f1b;--border: #1e2430;--text: #e6e8ef;--muted: #b7c0d6;--accent: #4f7cff;--accent2: #2f5bff;--danger: #ff4772;--dangerBg: rgba(255, 71, 114, .12);--radius: 14px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}button,input{font:inherit}.row{display:flex;gap:8px;align-items:center}.rowWrap{flex-wrap:wrap}.col{display:flex;flex-direction:column;gap:8px}.muted{color:var(--muted);font-size:12px}.wrap{max-width:1040px;margin:0 auto;padding:16px}.topTitle{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:12px}.appName{font-size:18px;font-weight:700;letter-spacing:.2px}.card{border:1px solid var(--border);background:var(--panel);border-radius:var(--radius);padding:14px}.cardInner{border:1px solid 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var(--border);background:var(--panel);border-radius:var(--radius);padding:12px}.chatTitle{font-weight:700;font-size:15px}.chatBody{display:flex;flex-direction:column;gap:10px;min-height:0}.messageList{flex:1;min-height:0;overflow:auto;border:1px solid var(--border);background:var(--panel2);border-radius:var(--radius);padding:12px}.messageRow{display:flex;flex-direction:column;gap:6px;margin-bottom:12px;align-items:flex-start}.messageMine{align-items:flex-end}.messageMeta{display:flex;gap:10px;align-items:baseline}.messageSender{font-size:13px;font-weight:650}.messageTime{font-size:11px;color:var(--muted)}.messageBubble{max-width:min(760px,100%);border:1px solid var(--border);background:#ffffff0d;border-radius:14px;padding:10px 11px}.messageMine 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