:root{--admino: #2563eb;--admino-dark: #1d4ed8;--bg: #ffffff;--fg: #1f2937;--muted: #6b7280;--border: #e5e7eb;--panel: #f9fafb}*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,system-ui,-apple-system,sans-serif;font-size:14px;color:var(--fg);background:var(--bg)}.notice{padding:16px;color:var(--muted)}.pane{display:flex;flex-direction:column;height:100vh;padding:12px;gap:12px}.pane-header{display:flex;align-items:center;justify-content:space-between;gap:8px}.pane-header h1{font-size:15px;margin:0;color:var(--admino)}.subject{font-size:12px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.actions{display:grid;grid-template-columns:1fr 1fr;gap:8px}button.action,button.primary{border:1px solid var(--border);background:var(--panel);color:var(--fg);border-radius:8px;padding:8px 10px;font-size:13px;cursor:pointer}button.action:hover:not(:disabled){border-color:var(--admino)}button.primary{background:var(--admino);border-color:var(--admino);color:#fff}button:disabled{opacity:.55;cursor:default}.thread{flex:1;overflow-y:auto;border:1px solid var(--border);border-radius:8px;padding:10px;background:var(--panel);min-height:80px;display:flex;flex-direction:column;gap:12px}.thread.empty{color:var(--muted);align-items:center;justify-content:center;text-align:center}.turn{display:flex;flex-direction:column;gap:4px}.bubble{border-radius:10px;padding:8px 10px;line-height:1.45;white-space:pre-wrap;word-break:break-word}.bubble.you{align-self:flex-end;max-width:85%;background:var(--admino);color:#fff;font-size:13px}.bubble.admino{align-self:flex-start;max-width:100%;background:#fff;border:1px solid var(--border)}.turn-actions{display:flex;gap:12px;padding-left:2px}button.link{background:none;border:none;color:var(--admino);font-size:12px;padding:0;cursor:pointer}button.link:hover{text-decoration:underline}.composer{display:flex;gap:8px}.composer textarea{flex:1;resize:none;border:1px solid var(--border);border-radius:8px;padding:8px;font:inherit;min-height:38px}.error{color:#b91c1c;font-size:13px}.spinner{display:inline-block;width:14px;height:14px;border:2px solid var(--border);border-top-color:var(--admino);border-radius:50%;animation:spin .7s linear infinite;vertical-align:middle}@keyframes spin{to{transform:rotate(360deg)}}.center{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;height:100vh;padding:24px;text-align:center}.login{max-width:320px;margin:0 auto;padding:24px 16px;display:flex;flex-direction:column;gap:12px}.login input{border:1px solid var(--border);border-radius:8px;padding:9px;font:inherit}.login label{font-size:12px;color:var(--muted)}