:root{--brand-primary: #1976d2;--brand-primary-light: #42a5f5;--brand-primary-dark: #1565c0;--brand-accent: #667eea;--brand-success: #22c55e;--brand-warning: #f59e0b;--brand-error: #ef4444;--brand-surface: #ffffff;--brand-surface-secondary: #fafafa;--brand-text: #111827;--brand-text-secondary: #4b5563;--brand-radius-sm: 4px;--brand-radius-md: 8px;--brand-radius-lg: 12px;--brand-font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--brand-font-weight-regular: 400;--brand-font-weight-medium: 500;--brand-font-weight-bold: 700}