:root{--color-bg:#f8f9fa;--color-surface:#fff;--color-border:#dee2e6;--color-text:#212529;--color-text-muted:#6c757d;--color-primary:#2563eb;--color-primary-hover:#1d4ed8;--color-danger:#dc2626;--color-danger-hover:#b91c1c;--color-success:#16a34a;--color-warning:#d97706;--color-sidebar-bg:#1e293b;--color-sidebar-text:#e2e8f0;--color-sidebar-hover:#334155;--color-sidebar-active:#2563eb;--spacing-xs:.25rem;--spacing-sm:.5rem;--spacing-md:1rem;--spacing-lg:1.5rem;--spacing-xl:2rem;--radius-sm:.25rem;--radius-md:.5rem;--radius-lg:.75rem;--font-family:"Inter", system-ui, -apple-system, sans-serif;--font-size-sm:.875rem;--font-size-base:1rem;--font-size-lg:1.25rem;--font-size-xl:1.5rem;--sidebar-width:260px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);font-size:var(--font-size-base);color:var(--color-text);background:var(--color-bg);line-height:1.5}input,button,select,textarea{font-family:inherit;font-size:inherit}