:root{--c-accent: 108 139 239;--c-success: 76 175 80;--c-error: 239 83 80;--c-lift: 255 255 255;--bg-primary: #0d0f13;--bg-secondary: #14171e;--bg-tertiary: #1a1e28;--bg-surface: #1e2230;--bg-hover: #252a38;--bg-active: #2d3348;--border-subtle: #2a2f3e;--border-default: #353b4e;--border-focus: rgb(var(--c-accent));--text-primary: #e8eaf0;--text-secondary: #9ba3b8;--text-tertiary: #6b7280;--text-accent: #8ba4f8;--text-on-solid: #ffffff;--accent: rgb(var(--c-accent));--accent-hover: #8ba4f8;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "Fira Code", "Cascadia Code", monospace;--sidebar-width: 280px;--header-height: 48px;--input-height: 56px;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .4);--shadow-md: 0 4px 12px rgba(0, 0, 0, .5);--shadow-lg: 0 8px 30px rgba(0, 0, 0, .6);--transition-fast: .12s ease;--transition-normal: .2s 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.06);border-color:rgb(var(--c-accent) / .4);box-shadow:0 0 0 1px rgb(var(--c-accent) / .2) inset}.step-card-header{width:100%;display:flex;align-items:flex-start;gap:8px;padding:10px 14px;background:transparent;border:none;cursor:pointer;font-family:var(--font-sans);font-size:12px;color:var(--text-secondary);text-align:left;transition:background var(--transition-fast)}.step-card-icon{display:flex;align-items:center;justify-content:center;flex-shrink:0;width:14px;height:14px;margin-top:1px}.command-card .step-card-icon{font-family:var(--font-mono);font-weight:700;color:var(--text-accent)}.step-card-command{font-family:var(--font-mono);font-size:12px;color:var(--text-primary);word-break:break-all;flex:1;min-width:0}.step-card-actions{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;background:var(--bg-surface);border-top:1px solid var(--border-subtle)}.step-card-warning{font-size:13px;color:var(--text-secondary)}.approve-btn{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:var(--radius-sm);background:var(--accent);color:var(--text-on-solid);font-size:12.5px;font-weight:500;border:none;cursor:pointer;transition:background var(--transition-fast)}.approve-btn:hover{background:var(--accent-hover)}.file-permission-card .step-card-header{cursor:default}.file-permission-card .step-card-header:hover{background:transparent}.file-permission-actions{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end;padding:10px 14px;background:var(--bg-surface);border-top:1px solid var(--border-subtle)}.file-permission-btn{font-size:12px;padding:6px 14px;border-radius:var(--radius-sm);font-weight:500;border:1px solid var(--border-default);cursor:pointer;transition:background var(--transition-fast),border-color var(--transition-fast),color var(--transition-fast)}.file-permission-btn.deny{background:transparent;color:rgb(var(--c-error));border-color:rgb(var(--c-error) / .3)}.file-permission-btn.deny:hover{background:rgb(var(--c-error) / .1);border-color:rgb(var(--c-error) / .5)}.file-permission-btn.allow-once{background:var(--bg-surface);color:var(--text-secondary)}.file-permission-btn.allow-once:hover{background:var(--bg-hover);color:var(--text-primary);border-color:var(--border-focus)}.file-permission-btn.allow-conversation{background:var(--accent);color:var(--text-on-solid);border-color:var(--accent)}.file-permission-btn.allow-conversation:hover{background:var(--accent-hover);border-color:var(--accent-hover)}.command-action-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 14px;background:var(--bg-surface);border-top:1px solid var(--border-subtle)}.command-waiting-label{display:flex;align-items:center;gap:8px;font-size:12px;font-weight:500;color:var(--text-accent)}.waiting-dot{width:7px;height:7px;border-radius:50%;background:rgb(var(--c-accent));animation:waiting-pulse 1.4s ease-in-out infinite;flex-shrink:0}@keyframes waiting-pulse{0%,to{opacity:.4;transform:scale(.85)}50%{opacity:1;transform:scale(1.15)}}.command-action-buttons{display:flex;gap:8px;flex-shrink:0}.command-action-btn{font-size:12px;padding:6px 14px;border-radius:var(--radius-sm);font-weight:500;border:1px solid var(--border-default);cursor:pointer;transition:background var(--transition-fast),border-color var(--transition-fast),color var(--transition-fast),box-shadow var(--transition-fast)}.command-action-btn.reject{background:transparent;color:rgb(var(--c-error));border-color:rgb(var(--c-error) / .3)}.command-action-btn.reject:hover{background:rgb(var(--c-error) / .1);border-color:rgb(var(--c-error) / .5)}.command-action-btn.approve{background:rgb(var(--c-success) / .12);color:rgb(var(--c-success));border-color:rgb(var(--c-success) / .3)}.command-action-btn.approve:hover{background:rgb(var(--c-success) / .2);border-color:rgb(var(--c-success) / .5);box-shadow:0 1px 8px rgb(var(--c-success) / .15)}.step-card-file{font-family:var(--font-mono);font-size:11px;color:var(--text-accent);background:rgb(var(--c-accent) / .12);padding:1px 6px;border-radius:3px;flex-shrink:0}.step-card-desc{color:var(--text-secondary);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1;min-width:0}.step-card-spacer{display:none}.step-card-exit{font-family:var(--font-mono);font-size:10px;font-weight:600;padding:1px 5px;border-radius:3px;flex-shrink:0;line-height:14px}.step-card-exit.exit-ok{color:rgb(var(--c-success));background:rgb(var(--c-success) / .12)}.step-card-exit.exit-fail{color:rgb(var(--c-error));background:rgb(var(--c-error) / .12)}.step-card-chevron{font-size:10px;color:var(--text-tertiary);transition:transform var(--transition-fast);flex-shrink:0}.step-card-chevron.open{transform:rotate(180deg)}.step-card-cwd{font-family:var(--font-mono);font-size:10px;color:var(--text-tertiary);padding:0 12px 4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.step-card-output{background:var(--bg-primary);border-top:1px solid var(--border-subtle);padding:10px 12px;font-family:var(--font-mono);font-size:11px;line-height:1.5;color:var(--text-secondary);max-height:300px;overflow-y:auto;overflow-x:auto;white-space:pre-wrap;word-break:break-all;margin:0}.diff-stat{display:flex;align-items:center;gap:4px;font-family:var(--font-mono);font-size:11px;font-weight:600;flex-shrink:0}.diff-stat-add{color:rgb(var(--c-success))}.diff-stat-del{color:rgb(var(--c-error))}.step-card-diff{border-top:1px solid var(--border-subtle);overflow:hidden}.diff-file-header{padding:6px 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.06);color:var(--text-accent);font-style:italic}.diff-prefix{width:16px;flex-shrink:0;text-align:center;-webkit-user-select:none;user-select:none;color:inherit;opacity:.6}.diff-text{white-space:pre-wrap;word-break:break-all;flex:1;min-width:0}.modal-overlay{position:fixed;inset:0;z-index:1000;display:flex;align-items:center;justify-content:center;background:#000000bf;animation:modal-fade-in .2s ease-out}@keyframes modal-fade-in{0%{opacity:0}to{opacity:1}}.modal-card{background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-lg);padding:32px;max-width:420px;width:90vw;text-align:center;box-shadow:0 8px 32px #0006;animation:modal-slide-up .25s ease-out}@keyframes modal-slide-up{0%{opacity:0;transform:translateY(12px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}.modal-icon{font-size:36px;margin-bottom:12px}.modal-title{font-size:18px;font-weight:600;color:var(--text-primary);margin:0 0 12px}.modal-body{font-size:13.5px;color:var(--text-secondary);line-height:1.6;margin:0 0 8px}.modal-hint{font-size:12px;color:var(--text-tertiary);margin:0 0 24px}.modal-actions{display:flex;gap:10px;justify-content:center}.modal-btn{padding:8px 20px;border-radius:var(--radius-md);font-size:13px;font-weight:500;cursor:pointer;transition:background var(--transition-fast),border-color var(--transition-fast),color var(--transition-fast),box-shadow var(--transition-fast);border:1px solid var(--border-default)}.modal-btn-secondary{background:var(--bg-surface);color:var(--text-secondary)}.modal-btn-secondary:hover{background:var(--bg-hover);color:var(--text-primary);border-color:var(--border-focus)}.modal-btn-primary{background:var(--accent);color:var(--text-on-solid);border-color:var(--accent)}.modal-btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover);box-shadow:0 2px 12px 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.sidebar-item-menu-btn{display:flex;opacity:.6}.sidebar-item-menu-btn:hover{opacity:1!important;background:var(--bg-hover);color:var(--text-primary)}.workspace-group-header:hover{color:var(--text-primary)}.see-all-btn:hover{color:var(--text-secondary)}.context-menu-item:hover{background:rgb(var(--c-lift) / .05)}.context-menu-item.danger:hover{background:rgb(var(--c-error) / .06)}.search-result-item:hover{background:var(--bg-hover)}.code-copy-btn:hover{opacity:1;color:var(--text-primary);background:var(--bg-hover)}.msg-action-btn:hover{color:var(--text-primary);background:var(--bg-hover)}.message-media-thumb:hover{transform:scale(1.02)}.step-card-header:hover{background:var(--bg-hover)}.command-card .step-card-header:hover{background:transparent}}@media(max-width:768px){:root{--sidebar-width: 240px}}@media(max-width:480px){:root{--sidebar-width: 80vw;--header-height: 44px}.sidebar{position:fixed;top:0;left:0;bottom:0;z-index:900;width:80vw;min-width:80vw;max-width:320px;background:var(--bg-secondary);border-right:1px solid var(--border-subtle);transform:translate(0);transition:transform .25s cubic-bezier(.4,0,.2,1)}.sidebar.sidebar-collapsed{width:80vw;min-width:80vw;max-width:320px;transform:translate(-100%);pointer-events:none}.sidebar-backdrop{display:block;position:fixed;inset:0;z-index:899;background:#00000080;animation:fade-in .2s ease-out}.sidebar-collapsed .sidebar-collapsed-icons,.sidebar-collapsed .sidebar-collapsed-bottom{display:none}.mobile-menu-btn{display:flex}.main-header{padding:0 12px;gap:8px}.main-header-title{font-size:13px}.chat-area{padding:8px 0;gap:4px}.chat-area-inner{padding:0 12px;gap:4px}.message-body{padding:4px 10px;font-size:16px;line-height:1.55}.message.user .message-body{max-width:85%}.message-body pre{padding:8px 10px;font-size:11px;margin:6px -4px;border-radius:var(--radius-sm)}.message-body 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10px;font-size:11px}.chat-input-wrap{padding:10px 10px 8px;border-radius:var(--radius-md);gap:10px}.chat-input{font-size:14px;max-height:120px}.step-card-header{padding:6px 10px;font-size:11px;gap:6px}.step-card-command{font-size:11px}.step-card-output{padding:8px 10px;font-size:10px;max-height:200px}.step-card-cwd{font-size:9px;padding:0 10px 4px}.step-card-file{font-size:10px;max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.diff-content{max-height:250px;font-size:10px}.diff-file-header{font-size:10px;padding:4px 10px}.diff-line{padding:0 8px}.thinking-content{font-size:11px;max-height:250px;padding:6px 8px}.chat-empty-text{font-size:14px}.chat-empty-icon svg{width:36px;height:36px}.search-modal{width:95vw;max-height:80vh;border-radius:var(--radius-md)}.search-modal-overlay{padding-top:8vh}.modal-card{padding:24px 20px;max-width:92vw}.modal-icon{font-size:28px;margin-bottom:8px}.modal-title{font-size:16px}.modal-body{font-size:13px}.modal-actions{flex-direction:column;gap:8px}.modal-btn{width:100%;padding:10px 16px}.model-selector-dropdown{min-width:180px}.model-option{padding:6px 10px;font-size:12px}.model-option-meta{font-size:10px}.sidebar-item{padding:12px 14px;gap:8px}.workspace-group-items .sidebar-item{padding:10px 14px}.sidebar-action-btn{padding:10px 12px}.attachment-previews{margin-bottom:4px;gap:6px}.attachment-thumb{width:52px;height:52px}.attachment-remove{opacity:1}}