:root{--google-blue: #1a73e8;--google-blue-hover: #1557b0;--google-blue-active: #174ea6;--google-blue-light: #e8f0fe;--google-blue-focus-ring: rgba(26, 115, 232, .35);--surface: #ffffff;--surface-variant: #f8f9fa;--surface-container: #f1f3f4;--sidebar-bg: #ffffff;--sidebar-border: #dadce0;--primary-color: var(--google-blue);--primary-hover: var(--google-blue-hover);--accent-color: var(--google-blue);--bg-color: #f1f3f4;--card-bg: var(--surface);--border-color: #dadce0;--outline-variant: #e8eaed;--text-main: #202124;--text-muted: #5f6368;--text-disabled: #80868b;--text-primary: #202124;--text-on-primary: #ffffff;--success-color: #137333;--warning-color: #f9ab00;--danger-color: #d93025;--font-main: "Roboto", system-ui, -apple-system, "Segoe UI", sans-serif;--font-heading: "Roboto", system-ui, -apple-system, sans-serif;--shadow-sm: 0 1px 2px 0 rgba(60, 64, 67, .28), 0 1px 3px 1px rgba(60, 64, 67, .12);--shadow-md: 0 1px 2px 0 rgba(60, 64, 67, .24), 0 2px 6px 2px rgba(60, 64, 67, 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