.catalog-shell{max-width:var(--layout-max);margin-inline:auto;padding:2.5rem 1rem}.catalog-toolbar{display:grid;gap:1rem;margin-bottom:2rem;padding:1.25rem;border:1px solid var(--color-brand-border);border-radius:var(--radius-card);background:#fff;box-shadow:var(--shadow-soft)}@media (min-width:768px){.catalog-toolbar{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (min-width:1280px){.catalog-toolbar{grid-template-columns:repeat(6,minmax(0,1fr))}}.catalog-empty{border:1px dashed var(--color-brand-border);border-radius:var(--radius-card);padding:3rem 1.5rem;text-align:center;color:var(--color-brand-muted)}.catalog-grid{display:grid;gap:1.25rem;grid-template-columns:repeat(2,minmax(0,1fr))}@media (min-width:640px){.catalog-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (min-width:1024px){.catalog-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (min-width:1280px){.catalog-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}