*{box-sizing:border-box;margin:0;padding:0}:root,[data-theme=light]{--bg-primary: #ffffff;--bg-secondary: #f8f9fa;--bg-tertiary: #f1f3f4;--accent: #1a73e8;--accent-hover: #1557b0;--accent-subtle: rgba(26, 115, 232, .08);--text-primary: #202124;--text-secondary: #5f6368;--border: #e0e0e0;--success: #34a853;--error: #ea4335;--shadow: rgba(0, 0, 0, .08);--canvas-bg: #e8eaed;--code-bg: #f8f9fa;--hover-overlay: rgba(0, 0, 0, .04)}[data-theme=dark]{--bg-primary: #1e1e1e;--bg-secondary: #252526;--bg-tertiary: #2d2d30;--accent: #4fc3f7;--accent-hover: #81d4fa;--accent-subtle: rgba(79, 195, 247, .12);--text-primary: #e4e4e4;--text-secondary: #9e9e9e;--border: #3c3c3c;--success: #4caf50;--error: #f44336;--shadow: rgba(0, 0, 0, .3);--canvas-bg: #1a1a1a;--code-bg: #1e1e1e;--hover-overlay: rgba(255, 255, 255, .05)}html,body,#root{height:100%;width:100%;overflow:hidden}body,.header,.sidebar,.panel-header,.preview-panel,.status-bar,.nav-link,.btn{transition:background-color .2s ease,border-color .2s 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