:root{--bg: #0f1420;--bg-panel: #161d2e;--bg-elevated: #1e2740;--border: #2a3450;--text: #e6e9f0;--text-dim: #8b93a8;--accent: #4f7cff;--danger: #e5484d;--success: #3dd68c;--warning: #f2b94b;font-family:-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}button{cursor:pointer;background:var(--accent);color:#fff;border:none;border-radius:6px;padding:8px 14px;font-size:14px}button.secondary{background:transparent;border:1px solid var(--border);color:var(--text)}button:disabled{opacity:.5;cursor:not-allowed}input,textarea,select{background:var(--bg-elevated);border:1px solid var(--border);border-radius:6px;color:var(--text);padding:8px 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var(--border)}.content{flex:1;overflow:auto}.chat-page{display:flex;height:100%}.conversation-list{width:220px;border-right:1px solid var(--border);padding:12px;display:flex;flex-direction:column;gap:6px;overflow-y:auto}.conversation-item{background:transparent;border:1px solid transparent;color:var(--text-dim);text-align:left}.conversation-item.active{background:var(--bg-elevated);color:var(--text)}.new-conversation{width:100%;margin-bottom:8px}.chat-main{flex:1;display:flex;flex-direction:column;padding:16px;overflow:hidden}.message-list{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:12px;padding-bottom:12px}.message{display:flex;flex-direction:column;gap:6px}.message-user .bubble{align-self:flex-end;background:var(--accent)}.message-assistant .bubble{align-self:flex-start;background:var(--bg-elevated)}.bubble{max-width:70%;padding:10px 14px;border-radius:10px;white-space:pre-wrap}.thinking{color:var(--text-dim);font-size:13px;padding:8px 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var(--warning);border-radius:8px;padding:14px}.approval-card-title{font-weight:600;margin-bottom:8px}.approval-command{background:var(--bg-elevated);padding:10px;border-radius:6px;overflow-x:auto}.approval-actions{display:flex;gap:8px;margin-top:10px}.approval-decided.approved{color:var(--success)}.approval-decided.rejected{color:var(--danger)}table{width:100%;border-collapse:collapse;font-size:13px}th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--border)}th{color:var(--text-dim);font-weight:600}code{background:var(--bg-elevated);padding:2px 6px;border-radius:4px}.status{padding:2px 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