:root{color-scheme:light dark;font-family:ui-sans-serif,system-ui,-apple-system,sans-serif;--bg: #0b0d10;--fg: #e6e6e6;--muted: #8a8f98;--accent: #4ea1ff;--border: #23272e;--panel: #14171c}body{margin:0;background:var(--bg);color:var(--fg)}.app{display:grid;grid-template-columns:260px 1fr;height:100vh}.sidebar{border-right:1px solid var(--border);background:var(--panel);overflow-y:auto;padding:12px}.sidebar h2{font-size:12px;text-transform:uppercase;color:var(--muted);margin:0 0 8px}.session{padding:8px 10px;border-radius:6px;cursor:pointer;font-size:14px;color:var(--fg)}.session:hover{background:#1c2027}.session.active{background:#1f2630;color:var(--accent)}.chat{display:flex;flex-direction:column;height:100%}.messages{flex:1;overflow-y:auto;padding:16px 20px;display:flex;flex-direction:column;gap:12px}.msg{max-width:780px}.msg.user{align-self:flex-end;background:#1f2630;padding:10px 14px;border-radius:12px}.msg.assistant{align-self:flex-start;white-space:pre-wrap}.msg.tool{align-self:flex-start;font-family:ui-monospace,monospace;font-size:12px;color:var(--muted);border-left:2px solid var(--accent);padding-left:8px}.composer{border-top:1px solid var(--border);padding:12px 16px;display:flex;gap:8px}.composer textarea{flex:1;background:var(--panel);color:var(--fg);border:1px solid var(--border);border-radius:8px;padding:8px 10px;font:inherit;resize:vertical;min-height:44px}.composer button{background:var(--accent);color:#000;border:0;border-radius:8px;padding:0 16px;cursor:pointer;font-weight:600}.composer button:disabled{opacity:.5;cursor:not-allowed}.new-session{width:100%;margin-bottom:12px;padding:8px;background:transparent;color:var(--accent);border:1px dashed var(--border);border-radius:6px;cursor:pointer}.identity{font-size:11px;color:var(--muted);margin-top:16px;padding-top:12px;border-top:1px solid var(--border)}.main{display:flex;flex-direction:column;height:100%;min-width:0}.tabs{display:flex;border-bottom:1px solid var(--border);background:var(--panel)}.tab{background:transparent;color:var(--muted);border:0;padding:10px 16px;font:inherit;cursor:pointer;border-bottom:2px solid transparent}.tab.active{color:var(--fg);border-bottom-color:var(--accent)}.tab-body{flex:1;min-height:0;display:flex}.tab-body>*{flex:1;min-width:0}.approval{display:grid;grid-template-columns:320px 1fr;height:100%}.approval-list{border-right:1px solid var(--border);background:var(--panel);padding:12px;overflow-y:auto}.approval-list h2{font-size:12px;text-transform:uppercase;color:var(--muted);margin:0 0 8px}.change-row{display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:6px;cursor:pointer;font-size:13px}.change-row:hover{background:#1c2027}.change-row.active{background:#1f2630}.change-row .path{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.badge{width:18px;height:18px;display:inline-flex;align-items:center;justify-content:center;font-size:10px;font-weight:700;border-radius:3px}.badge.mod{background:#3a2f0a;color:#f0c674}.badge.new{background:#0a3a14;color:#74f084}.revert-btn{background:transparent;color:var(--muted);border:1px solid var(--border);border-radius:4px;padding:2px 8px;font-size:11px;cursor:pointer}.revert-btn:hover{color:#ff8b8b;border-color:#ff8b8b}.commit-form{margin-top:16px;padding-top:12px;border-top:1px solid var(--border)}.commit-form textarea{width:100%;box-sizing:border-box;background:var(--bg);color:var(--fg);border:1px solid var(--border);border-radius:6px;padding:8px;font:inherit;resize:vertical;margin-bottom:8px}.commit-form button{width:100%;background:var(--accent);color:#000;border:0;border-radius:6px;padding:8px;cursor:pointer;font-weight:600}.commit-form button:disabled{opacity:.5;cursor:not-allowed}.busy{font-size:12px;color:var(--accent);margin-top:8px}.err{font-size:12px;color:#ff6b6b;margin-top:8px}.diff-pane{min-width:0}.session-time{font-size:11px;color:var(--muted);margin-top:2px}.app.shared{grid-template-columns:1fr}.chat-header{display:flex;align-items:center;gap:12px;padding:8px 16px;border-bottom:1px solid var(--border);background:var(--panel);min-height:36px}.share-btn{background:transparent;color:var(--accent);border:1px solid var(--border);border-radius:4px;padding:4px 10px;font:inherit;font-size:12px;cursor:pointer}.share-btn:hover{border-color:var(--accent)}.share-url{font-family:ui-monospace,monospace;font-size:11px;color:var(--muted)}.read-only-badge{background:#3a2f0a;color:#f0c674;padding:2px 8px;border-radius:3px;font-size:11px;font-weight:600}.topbar{display:flex;align-items:center;gap:14px;padding:8px 16px;background:var(--panel);border-bottom:1px solid var(--border)}.mode-picker{display:flex;gap:6px}.mode{background:transparent;color:var(--fg);border:1px solid var(--border);border-radius:6px;padding:4px 10px;font:inherit;font-size:12px;cursor:pointer;display:inline-flex;align-items:center;gap:6px}.mode:hover,.mode.active{background:#1c2027}.mode:disabled{opacity:.4;cursor:not-allowed}.mode-dot{width:8px;height:8px;border-radius:50%;display:inline-block}.mode-current{font-size:11px;color:var(--muted)}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:100}.modal{background:var(--panel);color:var(--fg);border:1px solid var(--border);border-radius:10px;padding:16px 20px;max-width:520px;width:90%;box-shadow:0 10px 30px #0006}.modal.modal-wide{max-width:760px}.modal h3{margin:0 0 12px;font-size:14px;font-weight:600}.modal-row{margin-bottom:12px;display:flex;flex-direction:column;gap:4px}.modal-row .label{font-size:11px;text-transform:uppercase;color:var(--muted)}.modal-row code{font-family:ui-monospace,monospace;font-size:13px}.modal-args,.modal-plan{background:var(--bg);border:1px solid var(--border);border-radius:6px;padding:8px 10px;font-family:ui-monospace,monospace;font-size:12px;max-height:220px;overflow-y:auto;white-space:pre-wrap;margin:0}.modal-question{font-size:14px;line-height:1.5;margin:0}.modal-row textarea{background:var(--bg);color:var(--fg);border:1px solid var(--border);border-radius:6px;padding:8px 10px;font:inherit;resize:vertical}.modal-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:4px}.modal-actions button{border:0;border-radius:6px;padding:6px 14px;font:inherit;cursor:pointer;font-weight:600}.btn-approve{background:var(--accent);color:#000}.btn-decline{background:transparent;color:#ff8b8b;border:1px solid #ff8b8b}.btn-allow-cat{background:transparent;color:var(--accent);border:1px solid var(--accent)}.modal-actions button:disabled{opacity:.4;cursor:not-allowed}.files-pane{display:grid;grid-template-columns:260px 1fr;height:100%}.file-tree{border-right:1px solid var(--border);background:var(--panel);overflow-y:auto}.file-tree-header{display:flex;justify-content:space-between;align-items:center;padding:8px 10px;border-bottom:1px solid var(--border);font-size:11px;text-transform:uppercase;color:var(--muted)}.file-tree-refresh{background:transparent;color:var(--muted);border:0;cursor:pointer;font-size:14px}.file-tree-refresh:hover{color:var(--fg)}.tree-dir-row,.tree-leaf{font-size:13px;padding:4px 8px;cursor:pointer;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;-webkit-user-select:none;user-select:none}.tree-dir-row{color:var(--muted)}.tree-leaf:hover,.tree-dir-row:hover{background:#1c2027;color:var(--fg)}.tree-leaf.active{background:#1f2630;color:var(--accent)}.tree-caret{display:inline-block;width:12px;text-align:center}.editor{display:flex;flex-direction:column;min-width:0}.editor-header{display:flex;align-items:center;gap:10px;padding:6px 12px;border-bottom:1px solid var(--border);background:var(--panel);font-size:13px}.editor-path{flex:1;font-family:ui-monospace,monospace}.editor-save{background:var(--accent);color:#000;border:0;border-radius:4px;padding:4px 12px;cursor:pointer;font-weight:600}.editor-save:disabled{opacity:.4;cursor:not-allowed}.editor-status{font-size:11px;color:var(--muted)}.editor-body{flex:1;min-height:0}.editor-empty{flex:1;display:flex;align-items:center;justify-content:center;color:var(--muted);padding:16px}.topbar-spacer{flex:1}.model-picker{background:var(--panel);color:var(--fg);border:1px solid var(--border);border-radius:6px;padding:3px 8px;font:inherit;font-size:12px}