.site-header { position: sticky; z-index: 40; top: 0; border-bottom: 1px solid rgba(51, 51, 51, .08); background: rgba(255, 255, 255, .95); backdrop-filter: blur(18px); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; width: min(1280px, calc(100% - 40px)); min-height: 76px; margin: 0 auto; gap: 24px; }
.site-logo { display: inline-flex; align-items: center; color: var(--color-text); }
.site-logo__image { display: block; width: 52px; height: 52px; object-fit: contain; }
.site-navigation__list { display: flex; align-items: center; gap: 30px; margin: 0; padding: 0; list-style: none; }
.site-navigation a, .nav-products__trigger { color: var(--color-text); font-size: .86rem; font-weight: 750; }
.site-navigation a:hover, .nav-products__trigger:hover { color: var(--color-primary); }
.nav-products__controls { display: inline-flex; align-items: center; gap: 7px; }
.nav-products__link { padding: 27px 0; }
.nav-products__trigger { display: inline-grid; width: 22px; height: 30px; place-items: center; padding: 0; border: 0; background: transparent; }
.nav-products__trigger::after { width: 6px; height: 6px; margin-top: -3px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; content: ""; transform: rotate(45deg); transition: transform .22s ease, margin .22s ease; }
.nav-products:hover .nav-products__trigger::after, .nav-products:focus-within .nav-products__trigger::after, .nav-products.is-open .nav-products__trigger::after { margin-top: 3px; transform: rotate(225deg); }
.nav-products { position: relative; }
.product-mega-menu { position: absolute; top: calc(100% + 8px); left: 50%; display: grid; grid-template-columns: 210px minmax(600px, 1fr); width: min(1060px, calc(100vw - 48px)); max-height: calc(100vh - 96px); padding: 24px; border: 1px solid var(--color-line); border-radius: 18px; visibility: hidden; opacity: 0; background: #fff; box-shadow: var(--shadow); transform: translate(-50%, 10px); transition: opacity .22s ease, transform .22s ease, visibility .22s ease; }
.nav-products:hover .product-mega-menu, .nav-products:focus-within .product-mega-menu, .nav-products.is-open .product-mega-menu { visibility: visible; opacity: 1; transform: translate(-50%, 0); }
.product-mega-menu__intro { padding: 18px; border-radius: 14px; color: #fff; background: var(--color-primary); }
.product-mega-menu__intro .eyebrow { color: #d7e6ed; }
.product-mega-menu__intro p:not(.eyebrow) { font-size: .85rem; }
.product-mega-menu__intro a { color: #fff; font-size: .83rem; font-weight: 800; }
.product-mega-menu__groups { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); align-content: start; gap: 12px; max-height: calc(100vh - 144px); padding: 5px 12px 5px 28px; overflow-y: auto; overscroll-behavior: contain; scrollbar-gutter: stable; }
.product-mega-menu__category { min-width: 0; border: 1px solid transparent; border-radius: 10px; background: #fff; transition: border-color .2s ease, background .2s ease, box-shadow .2s ease; }
.product-mega-menu__category[open] { border-color: rgba(122, 126, 92, .26); background: var(--color-soft); box-shadow: 0 7px 16px rgba(51, 51, 51, .05); }
.product-mega-menu__category summary { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 46px; padding: 10px 11px; cursor: pointer; list-style: none; -webkit-appearance: none; appearance: none; color: var(--color-text); font-family: inherit; font-size: .84rem; font-weight: 750; letter-spacing: -.012em; line-height: 1.3; }
.product-mega-menu__category summary::marker { content: ""; font-size: 0; }
.product-mega-menu__category summary::-webkit-details-marker { display: none !important; }
.product-mega-menu__category summary:hover { color: var(--color-primary); }
.product-mega-menu__category-link { flex: 1; color: inherit; text-decoration: none; }
.product-mega-menu__category-link:hover, .product-mega-menu__category-link:focus-visible { color: var(--color-primary); outline: none; }
.product-mega-menu__category summary i { display: grid; width: 20px; height: 20px; flex: 0 0 auto; place-items: center; }
.product-mega-menu__category summary i::before { width: 8px; height: 8px; border-right: 1.7px solid var(--color-primary); border-bottom: 1.7px solid var(--color-primary); content: ""; transform: rotate(-45deg); transition: border-color .2s ease, transform .2s ease; }
.product-mega-menu__category summary:hover i::before, .product-mega-menu__category[open] summary i::before { border-color: var(--color-primary); }
.product-mega-menu__category[open] summary i::before { transform: rotate(45deg); }
.product-mega-menu__items { display: grid; gap: 6px; padding: 0 11px 9px; }
.product-mega-menu__groups .product-mega-menu__items a { color: var(--color-muted); font-size: .75rem; line-height: 1.35; }
.product-mega-menu__groups .product-mega-menu__items a:hover { color: var(--color-primary); }
.product-mega-menu__view { display: inline-flex; gap: 5px; align-items: center; margin: 0 11px 11px; color: var(--color-primary) !important; font-size: .74rem !important; font-weight: 800; }
.button--header { min-height: 42px; padding: 9px 16px; font-size: .73rem; white-space: nowrap; }
.nav-toggle { display: none; }
@media (max-width: 1100px) { .site-header__inner { width: min(100% - 32px, 1280px); min-height: 68px; } .nav-toggle { display: grid; gap: 4px; width: 42px; height: 42px; place-content: center; padding: 0; border: 0; border-radius: 50%; background: var(--color-soft); } .nav-toggle span:not(.sr-only) { width: 18px; height: 2px; background: var(--color-text); } .site-navigation { position: absolute; top: calc(100% + 1px); right: 0; left: 0; display: none; max-height: calc(100vh - 69px); padding: 18px 16px; overflow-y: auto; border-bottom: 1px solid var(--color-line); background: #fff; } .site-header.is-menu-open .site-navigation { display: block; } .site-navigation__list { display: grid; gap: 0; } .site-navigation__list > li { border-bottom: 1px solid var(--color-line); } .site-navigation__list > li > a { display: flex; width: 100%; justify-content: space-between; padding: 15px 0; } .nav-products__controls { display: flex; align-items: center; justify-content: space-between; } .nav-products__link { flex: 1; padding: 15px 0; } .nav-products__trigger { width: 44px; height: 44px; } .product-mega-menu { position: static; display: none; width: 100%; max-height: none; grid-template-columns: 1fr; padding: 0 0 18px; border: 0; border-radius: 0; box-shadow: none; visibility: visible; opacity: 1; transform: none; } .nav-products.is-open .product-mega-menu { display: grid; } .product-mega-menu__intro { display: none; } .product-mega-menu__groups { grid-template-columns: repeat(2, minmax(0, 1fr)); max-height: none; padding: 0; overflow: visible; } .product-mega-menu__category { border-color: var(--color-line); } .button--header { display: none; } }
@media (max-width: 560px) { .product-mega-menu__groups { grid-template-columns: 1fr; } }

/* Keep the expanded mobile product menu in normal document flow. The desktop
   hover rule uses a centering transform with higher selector specificity. */
@media (max-width: 1100px) {
    .nav-products:hover .product-mega-menu,
    .nav-products:focus-within .product-mega-menu,
    .nav-products.is-open .product-mega-menu {
        transform: none;
    }

    .product-mega-menu__groups {
        min-width: 0;
    }
}