.page-shell{padding-top:56px}.page-shell .section-header{margin-bottom:30px}.card-disabled{opacity:0.82;cursor:not-allowed;filter:saturate(0.9)}.card-disabled img{filter:grayscale(0.22)}.cat-state{margin-top:8px;font-size:11px;letter-spacing:0.08em;color:rgba(255,255,255,0.82);text-transform:uppercase}.book-grid{display:grid;grid-template-columns:repeat(3,minmax(240px,1fr));gap:22px}.book-card-link{color:inherit;text-decoration:none}.product-actions{display:flex;gap:10px;margin-top:12px}.product-actions .add-to-cart{flex:1;text-align:center;text-decoration:none}.add-to-cart-outline{background:transparent;color:var(--espresso);border:1px solid var(--border);backdrop-filter:blur(2px)}.add-to-cart-outline:hover{background:rgba(107,65,40,0.1);color:var(--espresso);transform:translateY(-2px)}.book-grid .product-card{position:relative}.book-grid .product-card::after{content:'';position:absolute;inset:auto 14px 0;height:20px;border-radius:999px;background:radial-gradient(circle,rgba(72,47,32,0.22) 0%,rgba(72,47,32,0) 70%);filter:blur(8px);opacity:0;transform:translateY(12px);transition:opacity 0.35s ease,transform 0.35s ease;pointer-events:none}.book-grid .product-card:hover::after{opacity:0.85;transform:translateY(0)}.catalog-toast{position:fixed;bottom:22px;right:22px;background:var(--espresso);color:#fff;padding:12px 18px;border-radius:10px;font-size:13px;z-index:500;opacity:0;transform:translateY(18px);transition:opacity 0.25s ease,transform 0.25s ease;box-shadow:0 12px 26px rgba(26,21,18,0.28);backdrop-filter:blur(6px)}.catalog-toast.show{opacity:1;transform:translateY(0)}.book-grid .product-img.full-cover{aspect-ratio:auto;object-fit:contain;background:#f4ebe0;max-height:420px}.detail-shell,.book-grid,.categories-grid{transform:translateY(22px);opacity:0;filter:blur(1px);transition:transform 0.6s var(--ease-smooth),opacity 0.6s var(--ease-standard),filter 0.6s var(--ease-standard)}.detail-shell.is-visible,.book-grid.is-visible,.categories-grid.is-visible{transform:translateY(0);opacity:1;filter:blur(0)}@media (max-width:960px){.book-grid{grid-template-columns:repeat(2,minmax(220px,1fr))}}@media (max-width:640px){.book-grid{grid-template-columns:1fr}}