/* ============================================================
   AQUARUBIN — shop-nav.css
   Mega-Menu · Desktop Sidebar · Category Layout · Mobile Accordion
   DARK THEME — #ff00ff Pink | #0080ff Blue
   ============================================================ */

/* ============================================================
   SHOP NAV BAR (second header row)
   ============================================================ */

.shop-nav {
    background: rgba(20, 18, 45, 0.92);
    backdrop-filter: blur(20px) saturate(150%);
    -webkit-backdrop-filter: blur(20px) saturate(150%);
    border-top: 1px solid rgba(0, 128, 255, 0.22);
    border-bottom: 1px solid rgba(0, 128, 255, 0.08);
    position: relative;
    z-index: 10;
}

.shop-nav__inner {
    display: flex;
    align-items: stretch;
    height: 2.625rem;
    gap: 0;
    padding-inline: clamp(1.25rem, 4vw, 3rem);
}

.shop-nav__list {
    display: flex;
    align-items: stretch;
    justify-content: center;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 0;
    width: 100%;
}

.shop-nav__divider {
    display: none;
    pointer-events: none;
}

/* ---- Nav Item ---- */
.shop-nav__item {
    position: static;
    display: flex;
    align-items: stretch;
}

.shop-nav__link {
    display: flex;
    align-items: center;
    gap: 0.4em;
    padding: 0 0.85em;
    font-size: 0.8rem;
    font-weight: 600;
    color: rgba(195, 218, 255, 0.80);
    text-decoration: none;
    white-space: nowrap;
    letter-spacing: 0.01em;
    position: relative;
    transition: color 0.22s, background 0.22s;
    cursor: pointer;
    border-radius: 0;
}

.shop-nav__link:hover,
.shop-nav__item.is-open > .shop-nav__link {
    color: #e6eeff;
    background: rgba(0, 128, 255, 0.12);
}

.shop-nav__item.is-current > .shop-nav__link,
.shop-nav__link.is-current {
    color: var(--clr-ruby);
}

.shop-nav__item.is-current > .shop-nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0.85em;
    right: 0.85em;
    height: 2px;
    border-radius: 2px 2px 0 0;
    background: var(--clr-ruby);
}

/* Subtle page links (Über uns, Blog) */
.shop-nav__link--page {
    color: rgba(195, 218, 255, 0.55);
    opacity: 1;
}
.shop-nav__link--page:hover { color: #e6eeff; background: rgba(0,128,255,0.10); }
.shop-nav__link--page.is-current { color: var(--clr-ruby); }

/* Category icon */
.shop-nav__icon {
    flex-shrink: 0;
    opacity: 0.65;
    transition: opacity 0.22s;
}
.shop-nav__link:hover .shop-nav__icon,
.shop-nav__item.is-open > .shop-nav__link .shop-nav__icon { opacity: 1; }

/* Chevron */
.shop-nav__chevron {
    flex-shrink: 0;
    margin-left: 0.1em;
    opacity: 0.5;
    transition: transform 0.25s var(--ease-spring), opacity 0.22s;
}
.shop-nav__item.is-open > .shop-nav__link .shop-nav__chevron {
    transform: rotate(180deg);
    opacity: 1;
}

/* ============================================================
   MEGA DROPDOWN
   ============================================================ */

.mega-dropdown {
    position: absolute;
    top: calc(100% + 1px);
    left: 0;
    right: 0;
    transform: translateY(-6px);
    width: 100%;
    background: rgba(23, 21, 49, 0.98);
    border-top: 3px solid var(--clr-blue);
    border-bottom: 1px solid rgba(0, 128, 255, 0.15);
    border-left: 0;
    border-right: 0;
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
    padding: var(--space-5) var(--space-6) var(--space-6);
    box-shadow: 0 20px 60px rgba(0,0,0,0.80), 0 0 0 1px rgba(0,128,255,0.10);
    opacity: 0;
    pointer-events: none;
    transition:
        opacity 0.22s var(--ease-out-expo),
        transform 0.22s var(--ease-out-expo);
    z-index: 300;
}

.shop-nav__item.is-open > .mega-dropdown {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

/* Background overlay to block accidental hover-off */
.mega-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 200;
    pointer-events: none;
}
.shop-nav.has-open-mega .mega-overlay {
    display: block;
}

/* ---- Dropdown Header ---- */
.mega-dropdown__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-4);
    margin-bottom: var(--space-5);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--clr-border);
}

.mega-dropdown__title {
    display: block;
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--clr-text);
    text-decoration: none;
    letter-spacing: -0.02em;
    margin-bottom: 0.25em;
    transition: color 0.2s;
}
.mega-dropdown__title:hover { color: var(--clr-ruby); }

.mega-dropdown__desc {
    font-size: 0.78rem;
    color: rgba(180, 205, 255, 0.65);
    margin: 0;
    line-height: 1.5;
}

.mega-dropdown__all-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35em;
    flex-shrink: 0;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--clr-ruby);
    text-decoration: none;
    border: 1px solid var(--clr-border-ruby);
    border-radius: var(--radius-pill);
    padding: 0.4em 0.9em;
    background: var(--clr-ruby-glow-sm);
    transition: background 0.2s, border-color 0.2s, transform 0.2s var(--ease-spring);
    white-space: nowrap;
    margin-top: 0.1em;
}
.mega-dropdown__all-link:hover {
    background: var(--clr-ruby-glow);
    border-color: var(--clr-ruby);
    transform: translateX(2px);
}

/* ---- Flat Grid (most categories) ---- */
.mega-dropdown__grid {
    display: grid;
    gap: 0.25rem 1.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
}
.mega-cols-1 { grid-template-columns: 1fr; max-width: 280px; }
.mega-cols-2 { grid-template-columns: repeat(2, 1fr); }

.mega-dropdown__link {
    display: flex;
    align-items: center;
    gap: 0.4em;
    padding: 0.42em 0.5em;
    font-size: 0.82rem;
    font-weight: 500;
    color: rgba(185, 210, 255, 0.72);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: color 0.18s, background 0.18s, padding-left 0.2s var(--ease-spring);
}
.mega-dropdown__link svg { opacity: 0; flex-shrink: 0; transition: opacity 0.18s, transform 0.18s var(--ease-spring); }
.mega-dropdown__link:hover {
    color: #e6eeff;
    background: rgba(0, 128, 255, 0.10);
    padding-left: 0.85em;
}
.mega-dropdown__link:hover svg { opacity: 0.7; transform: translateX(2px); }

/* ---- Grouped Layout (Korallen) ---- */
.mega-dropdown__groups {
    display: grid;
    gap: var(--space-5);
}
.mega-cols-3 { grid-template-columns: repeat(3, 1fr); }

.mega-group { display: flex; flex-direction: column; gap: 0.25rem; }

.mega-group__title {
    display: block;
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--clr-ruby);
    text-decoration: none;
    margin-bottom: 0.4em;
    padding-bottom: 0.4em;
    border-bottom: 1px solid var(--clr-border);
    transition: color 0.2s;
}
a.mega-group__title:hover { color: var(--clr-ruby-light); }
.mega-group__title.is-static { pointer-events: none; color: var(--clr-text-faint); }

.mega-group__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.05rem;
}

.mega-group__link {
    display: flex;
    align-items: center;
    gap: 0.35em;
    padding: 0.35em 0.5em;
    font-size: 0.8rem;
    font-weight: 500;
    color: rgba(185, 210, 255, 0.72);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: color 0.18s, background 0.18s, padding-left 0.2s var(--ease-spring);
}
.mega-group__link svg { opacity: 0; flex-shrink: 0; transition: opacity 0.18s, transform 0.18s var(--ease-spring); }
.mega-group__link:hover {
    color: #e6eeff;
    background: rgba(0, 128, 255, 0.10);
    padding-left: 0.85em;
}
.mega-group__link:hover svg { opacity: 0.65; transform: translateX(2px); }

/* ============================================================
   DESKTOP SIDEBAR
   ============================================================ */

.shop-sidebar {
    width: 240px;
    flex-shrink: 0;
}

.shop-sidebar__inner {
    background: var(--clr-bg-card);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-xl);
    padding: var(--space-5);
    position: sticky;
    top: calc(4.25rem + 2.625rem + var(--space-4));
    max-height: calc(100dvh - 4.25rem - 2.625rem - var(--space-8));
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.1) transparent;
    box-shadow: var(--shadow-sm);
}

.shop-sidebar__inner::-webkit-scrollbar { width: 4px; }
.shop-sidebar__inner::-webkit-scrollbar-track { background: transparent; }
.shop-sidebar__inner::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 4px; }

.shop-sidebar__header {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--clr-border);
}

.shop-sidebar__title {
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--clr-text-faint);
    margin: 0;
}

.shop-sidebar__header svg { opacity: 0.35; flex-shrink: 0; }

/* All-products link */
.sidebar-all-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: 0.45em 0.6em;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--clr-text-muted);
    text-decoration: none;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-3);
    transition: color 0.2s, background 0.2s;
}
.sidebar-all-link:hover { color: var(--clr-text); background: rgba(255,255,255,0.05); }
.sidebar-all-link.is-active { color: var(--clr-ruby); background: var(--clr-ruby-glow-sm); }

/* ---- Category Tree ---- */
.sidebar-cat-tree {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.sidebar-cat-tree__item {
    display: flex;
    flex-direction: column;
}

/* Row = link + toggle button side by side */
.sidebar-cat-tree__row {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.sidebar-cat-tree__link {
    flex: 1;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: 0.45em 0.6em;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--clr-text-muted);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: color 0.18s, background 0.18s;
    min-width: 0;
}
.sidebar-cat-tree__link:hover { color: var(--clr-text); background: rgba(255,255,255,0.05); }
.sidebar-cat-tree__link.is-current { color: var(--clr-ruby); background: var(--clr-ruby-glow-sm); }

.sidebar-cat-tree__link--child {
    font-size: 0.79rem;
    font-weight: 500;
    padding: 0.38em 0.6em;
}

.sidebar-cat-tree__link--grand {
    font-size: 0.76rem;
    font-weight: 400;
    color: var(--clr-text-faint);
    padding: 0.32em 0.5em;
}
.sidebar-cat-tree__link--grand:hover { color: var(--clr-text-muted); }
.sidebar-cat-tree__link--grand.is-current { color: var(--clr-ruby); }

/* Product count badge */
.sidebar-cat-count {
    margin-left: auto;
    font-size: 0.68rem;
    font-weight: 600;
    color: var(--clr-text-faint);
    background: rgba(255,255,255,0.06);
    border-radius: var(--radius-pill);
    padding: 0.1em 0.5em;
    flex-shrink: 0;
}

/* Toggle button */
.sidebar-cat-toggle {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    border: none;
    background: transparent;
    color: var(--clr-text-faint);
    cursor: pointer;
    flex-shrink: 0;
    transition: color 0.18s, background 0.18s, transform 0.25s var(--ease-spring);
}
.sidebar-cat-toggle:hover { color: var(--clr-text-muted); background: rgba(255,255,255,0.06); }
.sidebar-cat-toggle.is-open,
.sidebar-cat-tree__item.is-open > .sidebar-cat-tree__row .sidebar-cat-toggle {
    transform: rotate(180deg);
    color: var(--clr-ruby);
}

.sidebar-cat-toggle--sm {
    width: 20px;
    height: 20px;
}

/* ---- Collapsible Sub-lists ---- */
.sidebar-sub-wrap {
    display: grid;
    grid-template-rows: 0fr;
    overflow: hidden;
    transition: grid-template-rows 0.3s var(--ease-out-expo);
}

.sidebar-sub-wrap.is-open {
    grid-template-rows: 1fr;
}

.sidebar-sub-wrap > .sidebar-cat-tree__sub {
    min-height: 0;
    overflow: hidden;
}

.sidebar-cat-tree__sub {
    list-style: none;
    margin: 0;
    padding: 0 0 0 var(--space-3);
}

.sidebar-cat-tree__sub--grand {
    padding-left: var(--space-3);
}

/* Left accent line for open groups */
.sidebar-cat-tree__item.is-open > .sidebar-sub-wrap {
    border-left: 2px solid rgba(255,0,255,0.15);
    margin-left: var(--space-3);
    padding-left: var(--space-3);
}

/* ============================================================
   SHOP LAYOUT (sidebar + content)
   ============================================================ */

/* Full-width wrapper for shop/category archives — no inner container */
.wc-main--shop {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
}

.wc-main--shop .shop-layout {
    max-width: 1600px;
    margin-inline: auto;
    padding-inline: clamp(var(--space-5), 3vw, var(--space-8));
    box-sizing: border-box;
}

.shop-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: var(--space-8);
    align-items: start;
    margin-top: var(--space-2);
}

.shop-layout__content {
    min-width: 0;
    width: 100%;
}

/* ============================================================
   SUBCATEGORY OVERVIEW CARDS
   ============================================================ */

.subcat-overview {
    margin-bottom: var(--space-8);
}

.subcat-overview__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: var(--space-4);
}

.subcat-card {
    display: flex;
    flex-direction: column;
    background: var(--clr-bg-card);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    text-decoration: none;
    transition:
        transform 0.35s var(--ease-spring),
        border-color 0.28s,
        box-shadow 0.35s var(--ease-spring);
    box-shadow: var(--shadow-sm);
}

.subcat-card:hover {
    transform: translateY(-4px);
    border-color: var(--clr-border-ruby);
    box-shadow: var(--shadow-card-lg), 0 0 0 1px rgba(255,0,255,0.12);
}

.subcat-card__image {
    position: relative;
    aspect-ratio: 4 / 3;
    background: var(--clr-bg-3);
    overflow: hidden;
    flex-shrink: 0;
}

.subcat-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s var(--ease-spring);
    filter: brightness(0.85) saturate(1.1);
}

.subcat-card:hover .subcat-card__image img {
    transform: scale(1.06);
    filter: brightness(0.95) saturate(1.2);
}

.subcat-card__placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--clr-bg-3), var(--clr-bg-elevated));
    color: var(--clr-text-faint);
}

.subcat-card__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 40%, rgba(16, 14, 32,0.55) 100%);
    pointer-events: none;
    transition: opacity 0.3s;
}
.subcat-card:hover .subcat-card__overlay { opacity: 0.7; }

.subcat-card__body {
    padding: var(--space-4);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    flex: 1;
}

.subcat-card__name {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--clr-text);
    margin: 0;
    line-height: 1.3;
    letter-spacing: -0.01em;
    transition: color 0.2s;
}
.subcat-card:hover .subcat-card__name { color: var(--clr-ruby); }

.subcat-card__desc {
    font-size: 0.75rem;
    color: var(--clr-text-muted);
    margin: 0;
    line-height: 1.5;
}

.subcat-card__count {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--clr-text-faint);
    margin-top: auto;
}

/* ============================================================
   MOBILE SHOP ACCORDION (inside mobile overlay)
   ============================================================ */

.mobile-shop-section {
    margin-bottom: var(--space-6);
    border-bottom: 1px solid var(--clr-border);
    padding-bottom: var(--space-6);
}

.mobile-shop-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--space-3) 0;
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--clr-text);
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    transition: color 0.22s;
}
.mobile-shop-toggle:hover { color: var(--clr-ruby); }

.mobile-shop-toggle__chevron {
    flex-shrink: 0;
    opacity: 0.45;
    transition: transform 0.3s var(--ease-spring), opacity 0.22s;
}
.mobile-shop-toggle[aria-expanded="true"] .mobile-shop-toggle__chevron {
    transform: rotate(180deg);
    opacity: 1;
    color: var(--clr-ruby);
}

.mobile-shop-wrap,
.mobile-cat__subs-wrap {
    display: grid;
    grid-template-rows: 0fr;
    overflow: hidden;
    transition: grid-template-rows 0.35s var(--ease-out-expo);
}

.mobile-shop-wrap.is-open,
.mobile-cat__subs-wrap.is-open {
    grid-template-rows: 1fr;
}

.mobile-shop-wrap > .mobile-shop-cats,
.mobile-cat__subs-wrap > .mobile-cat__subs {
    min-height: 0;
    overflow: hidden;
}

/* Shop category list */
.mobile-shop-cats {
    list-style: none;
    margin: 0;
    padding: 0;
}

/* Individual main category */
.mobile-cat { display: flex; flex-direction: column; }

.mobile-cat__row {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    border-bottom: 1px solid rgba(255,255,255,0.04);
}

.mobile-cat__link {
    flex: 1;
    display: block;
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--clr-text-muted);
    text-decoration: none;
    padding: var(--space-3) 0;
    transition: color 0.2s;
}
.mobile-cat__link:hover,
.mobile-cat__link.is-active { color: var(--clr-ruby); }

.mobile-cat__link--all {
    color: var(--clr-text);
}

.mobile-cat__toggle {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    border: none;
    background: transparent;
    color: var(--clr-text-faint);
    cursor: pointer;
    flex-shrink: 0;
    transition: color 0.2s, background 0.2s, transform 0.28s var(--ease-spring);
}
.mobile-cat__toggle:hover { color: var(--clr-text-muted); background: rgba(255,255,255,0.05); }
.mobile-cat__toggle[aria-expanded="true"] { transform: rotate(180deg); color: var(--clr-ruby); }

/* Sub-category list */
.mobile-cat__subs {
    list-style: none;
    margin: 0;
    padding: 0 0 0 var(--space-4);
}

.mobile-cat__sub {
    display: block;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--clr-text-faint);
    text-decoration: none;
    padding: var(--space-2) 0;
    border-bottom: 1px solid rgba(255,255,255,0.03);
    transition: color 0.18s;
}
.mobile-cat__sub:hover,
.mobile-cat__sub.is-active { color: var(--clr-ruby); }

.mobile-cat__group-label {
    font-size: 0.65rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--clr-text-faint);
    padding: var(--space-3) 0 var(--space-1);
    display: block;
}
.mobile-cat__group-label a {
    color: inherit;
    text-decoration: none;
    transition: color 0.18s;
}
.mobile-cat__group-label a:hover { color: var(--clr-ruby); }
.mobile-cat__group-label.is-static { pointer-events: none; }

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* Hide shop-nav on mobile, show mobile section instead */
@media (max-width: 768px) {
    .shop-nav { display: none; }

    .wc-main--shop .shop-layout {
        width: 100%;
        max-width: 100%;
        margin-inline: auto;
        padding-inline: clamp(var(--space-4), 4vw, var(--space-6));
    }

    .shop-layout {
        grid-template-columns: 1fr;
        gap: var(--space-5);
        justify-items: stretch;
    }

    .shop-sidebar { display: none; }

    .subcat-overview__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-3);
    }
}

@media (min-width: 769px) {
    .mobile-shop-section { display: none; }
}

/* Tablet: reduce sidebar width */
@media (min-width: 769px) and (max-width: 1024px) {
    .shop-sidebar { width: 200px; }

    .shop-layout {
        grid-template-columns: 200px 1fr;
        gap: var(--space-5);
    }

    .wc-main--shop .shop-layout {
        padding-inline: clamp(var(--space-4), 3vw, var(--space-6));
    }

    .mega-dropdown__groups.mega-cols-3 {
        grid-template-columns: repeat(2, 1fr);
    }

    .subcat-overview__grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }
}

/* Compact shop nav on small desktop */
@media (min-width: 769px) and (max-width: 920px) {
    .shop-nav__link { padding: 0 0.6em; font-size: 0.75rem; }
    .shop-nav__icon { display: none; }
}

/* Mobile: single column subcategory cards */
@media (max-width: 480px) {
    .subcat-overview__grid {
        grid-template-columns: 1fr;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .mega-dropdown,
    .sidebar-sub-wrap,
    .mobile-shop-wrap,
    .mobile-cat__subs-wrap,
    .subcat-card,
    .subcat-card__image img,
    .sidebar-cat-toggle,
    .shop-nav__chevron,
    .mega-dropdown__link,
    .mega-group__link {
        transition: none !important;
    }

    .mega-dropdown {
        transition: opacity 0.1s !important;
    }
}