:root{--bg-primary: #ffffff;--bg-secondary: #f5f5f5;--bg-tertiary: #e8e8e8;--bg-code: #f8f8f8;--bg-result: rgba(0, 100, 200, .05);--bg-error: rgba(220, 50, 50, .08);--bg-inline: rgba(0, 128, 100, .08);--text-primary: #1a1a1a;--text-secondary: #444444;--text-muted: #666666;--text-heading: #000000;--border-color: #d0d0d0;--border-focus: #007acc;--accent: #007acc;--accent-hover: #0066b3;--result-color: #0066cc;--error-color: #cc3333;--highlight-color: #008866;--code-bg: rgba(0, 0, 0, .05);--code-color: #c7254e;--viz-dot: #007acc;--viz-bar: #007acc}[data-theme=dark]{--bg-primary: #1e1e1e;--bg-secondary: #252525;--bg-tertiary: #2d2d2d;--bg-code: #2d2d2d;--bg-result: rgba(206, 145, 120, .08);--bg-error: rgba(244, 135, 113, .1);--bg-inline: rgba(78, 201, 176, .1);--text-primary: #d4d4d4;--text-secondary: #aaaaaa;--text-muted: #888888;--text-heading: #ffffff;--border-color: #3e3e3e;--border-focus: #007acc;--accent: #007acc;--accent-hover: #1a8ad4;--result-color: #ce9178;--error-color: #f48771;--highlight-color: #4ec9b0;--code-bg: rgba(0, 0, 0, .3);--code-color: #ce9178;--viz-dot: #4ec9b0;--viz-bar: #4ec9b0}*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{height:100%;overflow:hidden}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-primary);color:var(--text-primary);display:flex;flex-direction:column;transition:background-color .2s,color .2s}.editor-header{background:var(--bg-secondary);padding:12px 16px;border-bottom:1px solid var(--border-color);flex-shrink:0;display:flex;align-items:center;justify-content:space-between}.header-left{display:flex;align-items:center;gap:8px}.editor-header 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pre{background:var(--bg-secondary);padding:12px 16px;border-radius:6px;overflow-x:auto;margin-bottom:1em;border:1px solid var(--border-color)}.preview-content pre code{background:transparent;padding:0;color:var(--text-primary)}.preview-content blockquote{border-left:3px solid var(--accent);padding-left:16px;margin:1em 0;color:var(--text-muted)}.preview-content a{color:var(--highlight-color);text-decoration:none}.preview-content a:hover{text-decoration:underline}.nf-cell{background:var(--bg-secondary);border-radius:8px;margin:16px 0;border:1px solid var(--border-color);overflow:hidden}.nf-code{margin:0;padding:12px 16px;background:var(--bg-code);border-bottom:1px solid var(--border-color)}.nf-code code{background:transparent;padding:0;color:var(--text-primary);display:block;white-space:pre-wrap}.nf-result{padding:12px 16px;background:var(--bg-result)}.nf-error{padding:12px 16px;background:var(--bg-error);color:var(--error-color)}.nf-scalar{font-family:Menlo,Monaco,Courier 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h4:first-child{margin-top:0}.modal-body code{background:var(--code-bg);padding:2px 6px;border-radius:3px;color:var(--code-color)}.modal-body pre{background:var(--code-bg);padding:12px;border-radius:6px;overflow-x:auto;margin:8px 0}#settings-json{width:100%;font-family:Menlo,Monaco,Courier New,monospace;font-size:13px;background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-color);border-radius:4px;padding:10px;resize:vertical;box-sizing:border-box}.settings-error{color:#e74c3c;font-size:12px;margin:8px 0 0;min-height:1.2em}.settings-actions{margin-top:12px;display:flex;gap:8px}.cm-editor{height:100%;font-size:14px}.cm-editor .cm-scroller{font-family:Menlo,Monaco,Courier New,monospace}.cm-editor{background:var(--bg-primary)}.cm-editor .cm-gutters{background:var(--bg-secondary);border-right:1px solid var(--border-color);color:var(--text-muted)}.cm-editor .cm-activeLineGutter{background:var(--bg-tertiary)}.cm-editor .cm-activeLine{background:#00000008}[data-theme=dark] .cm-editor .cm-activeLine{background:#ffffff08}.cm-editor .cm-selectionBackground{background:#007acc33!important}.cm-editor .cm-cursor{border-left-color:var(--text-primary)}.cm-editor .cm-content{caret-color:var(--text-primary)}@media(max-width:768px){.editor-main{flex-direction:column}.pane{flex:none;height:50%;min-width:auto;min-height:200px}.resizer{width:auto;height:6px;cursor:row-resize}.preview-pane{border-left:none;border-top:1px solid var(--border-color)}}