:root{--primary:#2563eb;--primary-container:#dbeafe;--on-primary:#ffffff;--secondary:#64748b;--secondary-container:#f1f5f9;--surface:#ffffff;--surface-variant:#f8fafc;--background:#f1f5f9;--error:#dc2626;--error-container:#fef2f2;--on-error:#ffffff;--outline:#e2e8f0;--outline-variant:#cbd5e1;--text:#0f172a;--text-secondary:#475569;--text-tertiary:#94a3b8;--success:#16a34a;--success-container:#f0fdf4;--warning:#d97706;--warning-container:#fffbeb;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:24px;--spacing-xs:4px;--spacing-sm:8px;--spacing-md:16px;--spacing-lg:24px;--spacing-xl:32px;--font-family:system-ui,"Segoe UI",Roboto,"Helvetica Neue",sans-serif;--font-size-xs:0.75rem;--font-size-sm:0.875rem;--font-size-md:1rem;--font-size-lg:1.25rem;--font-size-xl:1.5rem;--font-size-2xl:2rem;--transition:0.2s ease;--sidebar-width:240px}