@media (max-width: 1100px) {
    .product-grid,
    .category-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .value-bar__grid,
    .icon-grid,
    .content-grid,
    .prose-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .hero__grid,
    .split-callout,
    .product-detail,
    .contact-layout,
    .site-footer__grid,
    .deals-layout {
        grid-template-columns: 1fr;
    }

    .filter-panel {
        position: static;
    }
}

@media (max-width: 880px) {
    .nav-toggle {
        display: inline-flex;
    }

    .site-nav {
        position: absolute;
        right: 1rem;
        top: calc(100% + 0.6rem);
        width: min(22rem, calc(100vw - 2rem));
        padding: 1.1rem;
        border-radius: 24px;
        background: rgba(247, 243, 234, 0.98);
        border: 1px solid rgba(19, 33, 45, 0.08);
        box-shadow: var(--shadow);
        display: none;
        flex-direction: column;
        align-items: stretch;
    }

    body.nav-open .site-nav {
        display: flex;
    }

    .site-nav ul {
        flex-direction: column;
    }

    .site-nav__cta {
        width: 100%;
    }

    .hero__visual {
        min-height: 22rem;
    }
}

@media (max-width: 720px) {
    .hero {
        padding-top: 3rem;
    }

    .hero__content h1 {
        font-size: clamp(2.5rem, 15vw, 4rem);
    }

    .section-heading,
    .deals-toolbar,
    .site-footer__bottom {
        align-items: start;
        flex-direction: column;
    }

    .product-grid,
    .category-grid,
    .value-bar__grid,
    .icon-grid,
    .content-grid,
    .prose-grid {
        grid-template-columns: 1fr;
    }

    .deals-toolbar__filters,
    .filter-panel__close {
        display: inline-flex;
    }

    .filter-panel {
        position: fixed;
        inset: auto 0 0 0;
        z-index: 30;
        width: 100%;
        max-height: 88vh;
        overflow: auto;
        border-radius: 24px 24px 0 0;
        transform: translateY(104%);
        transition: transform var(--transition);
    }

    body.filters-open .filter-panel {
        transform: translateY(0);
    }

    body.filters-open::before {
        content: "";
        position: fixed;
        inset: 0;
        background: rgba(15, 24, 33, 0.55);
        z-index: 20;
    }

    .detail-list div {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 560px) {
    .shell {
        width: min(100vw - 1rem, 100%);
    }

    .site-header__inner {
        min-height: 4.8rem;
    }

    .brand__text small {
        display: none;
    }

    .hero__panel--large {
        inset: 0 2.5rem 5rem 0;
    }

    .hero__panel--accent {
        width: 13rem;
    }

    .hero__panel--mini {
        width: 10rem;
        left: 1rem;
    }

    .product-card__pricing,
    .product-summary__pricing,
    .button-row,
    .product-summary__actions {
        align-items: stretch;
        flex-direction: column;
    }

    .button {
        width: 100%;
    }
}