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var(--border);display:flex;flex-direction:column}.chat-sidebar-header{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;border-bottom:1px solid var(--border)}.chat-sidebar-list{flex:1;overflow-y:auto}.chat-channel{display:flex;flex-direction:column;width:100%;padding:8px 14px;background:transparent;border:none;border-bottom:1px solid var(--border);cursor:pointer;text-align:left;color:var(--text-primary);transition:background .15s}.chat-channel:hover{background:var(--bg-hover)}.chat-channel.active{background:var(--bg-tertiary)}.chat-channel-name{font-size:13px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-channel-preview{font-size:11px;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}.chat-status-dot{width:8px;height:8px;border-radius:50%;background:var(--text-muted);flex-shrink:0}.chat-status-dot.connected{background:var(--success);box-shadow:0 0 4px var(--success)}.chat-input-bar{display:flex;align-items:center;gap:8px;padding:8px 16px;background:var(--bg-secondary);border-top:1px solid var(--border);min-height:48px;box-sizing:border-box;flex-shrink:0}.chat-my-id{font-family:var(--font-mono, monospace);font-size:11px;color:var(--text-muted);flex-shrink:0}.chat-channel-buttons{display:flex;gap:4px;flex-shrink:0}.chat-input-field{flex:1;resize:none;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-primary);color:var(--text-primary);font-size:13px;font-family:inherit;padding:6px 10px;outline:none;min-height:32px;max-height:80px}.chat-input-field:focus{border-color:var(--accent)}.chat-input-field:disabled{opacity:.5}.sidebar-nav .chat-input-bar{padding:4px 0;border-top:none;min-height:0;background:transparent}.sidebar-nav .chat-input-field{min-height:28px;font-size:12px}.sidebar-nav .chat-messages{padding:4px 0;gap:4px}.sidebar-nav .chat-message{font-size:12px;padding:4px 8px;max-width:100%}.sidebar-nav .chat-messages-empty{font-size:11px;padding:8px 0;height:auto}.sidebar-nav .chat-my-id{display:none}.chat-messages{display:flex;flex-direction:column;gap:8px;padding:16px}.chat-messages-empty{display:flex;align-items:center;justify-content:center;height:100%;color:var(--text-muted);font-size:13px}.chat-message{max-width:80%;padding:8px 12px;border-radius:var(--radius);background:var(--bg-tertiary);font-size:13px}.chat-message.mine{align-self:flex-end;background:var(--accent);color:#fff}.chat-message-header{display:flex;align-items:center;gap:8px;margin-bottom:2px}.chat-message-from{font-size:11px;font-weight:600;color:var(--text-secondary)}.chat-message.mine .chat-message-from{color:#ffffffb3}.chat-message-time{font-size:10px;color:var(--text-muted)}.chat-message.mine .chat-message-time{color:#ffffff80}.chat-message-content{white-space:pre-wrap;word-break:break-word}.chat-message-error{color:var(--danger);font-size:12px}.connect-chat-panel{width:320px;flex-shrink:0;display:flex;flex-direction:column;background:var(--bg-secondary);border-left:1px solid var(--border)}