:root{--bg-primary: #ffffff;--bg-secondary: #f8f9fa;--bg-tertiary: #ffffff;--text-primary: #333333;--text-secondary: #555555;--text-muted: #6c757d;--text-table: #495057;--border-color: #dddddd;--border-table: #dee2e6;--border-focus: #007bff;--shadow: rgba(0, 0, 0, .1);--error-bg: #f8d7da;--error-text: #721c24;--error-border: #f5c6cb;--error-input: #dc3545;--success-bg: #d4edda;--success-text: #155724;--success-border: #c3e6cb;--primary: #007bff;--primary-hover: #0056b3;--disabled: #6c757d;--focus-shadow: rgba(0, 123, 255, .25)}@media (prefers-color-scheme: dark){:root{--bg-primary: #1a1a1a;--bg-secondary: #2d2d2d;--bg-tertiary: #333333;--text-primary: #ffffff;--text-secondary: #cccccc;--text-muted: #888888;--text-table: #bbbbbb;--border-color: #555555;--border-table: #444444;--border-focus: #4dabf7;--shadow: rgba(0, 0, 0, .3);--error-bg: #2d1b1e;--error-text: #ea868f;--error-border: #5c2d31;--error-input: #e74c3c;--success-bg: #1e2e1f;--success-text: #7dd87d;--success-border: #2d4a2d;--disabled: #666666;--focus-shadow: rgba(77, 171, 247, .25)}}*{box-sizing:border-box}body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);transition:background-color .3s ease,color .3s ease}