/**
 * Responsive Styles
 * Breakpoints: 1440px, 1024px, 768px, 480px
 */

/* ===== Max 1440px ===== */
@media (max-width: 1440px) {
    :root {
        --container-max: 1200px;
    }

    .hero-slide-content h2 {
        font-size: 36px;
    }
}

/* ===== Max 1024px ===== */
@media (max-width: 1024px) {
    :root {
        --container-padding: 16px;
    }

    /* Header */
    .mobile-menu-toggle {
        display: block;
    }

    /* Hide announcement bar while the mobile nav is open so the panel
       sits flush directly beneath the sticky header. */
    body.mobile-nav-open .announcement-bar {
        display: none;
    }

    /* Mobile Navigation - slide-down panel below sticky header.
       z-index stays below the header so the hamburger toggle remains
       visible and clickable to close the menu. */
    .main-navigation {
        display: block;
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        height: calc(100% - var(--header-height));
        background-color: var(--color-bg);
        z-index: calc(var(--z-header) - 1);
        padding: var(--spacing-lg) var(--container-padding) var(--spacing-3xl);
        overflow-y: auto;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-12px);
        transition: opacity var(--transition-normal),
                    transform var(--transition-normal),
                    visibility 0s linear 0.3s;
    }

    .main-navigation.is-mobile-active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        transition: opacity var(--transition-normal),
                    transform var(--transition-normal),
                    visibility 0s;
    }

    .main-navigation .nav-menu {
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        width: 100%;
    }

    .main-navigation .nav-menu > li {
        width: 100%;
        border-bottom: 1px solid var(--color-border);
    }

    .main-navigation .nav-link {
        font-size: var(--font-size-lg);
        padding: var(--spacing-md) 0;
        display: flex;
        width: 100%;
        letter-spacing: 1.5px;
    }

    /* Dropdown arrow rotates when open */
    .main-navigation .dropdown-arrow {
        margin-left: auto;
        font-size: 10px;
        transition: transform var(--transition-normal);
    }

    .main-navigation .has-dropdown.is-open > .nav-link .dropdown-arrow {
        transform: rotate(180deg);
    }

    /* Sub-menu accordion with smooth height animation.
       The dropdown is a <ul> whose <li> children are direct grid items,
       so we animate max-height (a single-collapsing value) rather than
       grid-template-rows, which would only collapse the first row. */
    .main-navigation .dropdown-menu {
        position: static;
        transform: none;
        opacity: 1;
        visibility: visible;
        border: none;
        box-shadow: none;
        min-width: 0;
        width: 100%;
        padding: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-normal);
    }

    .main-navigation .has-dropdown.is-open > .dropdown-menu {
        max-height: 480px;
    }

    .main-navigation .dropdown-menu .nav-link {
        font-size: var(--font-size-sm);
        padding: var(--spacing-sm) 0 var(--spacing-sm) var(--spacing-lg);
        text-transform: none;
        letter-spacing: 0.5px;
        color: var(--color-text);
    }

    /* Mobile nav close button */
    .mobile-nav-close {
        display: flex;
        align-items: center;
        gap: var(--spacing-sm);
        width: 100%;
        padding: var(--spacing-sm) 0 var(--spacing-lg);
        margin-bottom: var(--spacing-sm);
        border-bottom: 1px solid var(--color-border);
        background: none;
        border-top: none;
        border-left: none;
        border-right: none;
        cursor: pointer;
        color: var(--color-text);
        font-size: var(--font-size-xs);
        text-transform: uppercase;
        letter-spacing: 2px;
    }

    .mobile-nav-close-icon {
        font-size: 22px;
        line-height: 1;
        color: var(--color-primary);
    }

    /* Mega Menu - mobile: inline accordion style */
    .has-mega-menu {
        position: relative !important;
    }

    .vd-mega {
        position: static;
        width: 100%;
        border: none;
        box-shadow: none;
        opacity: 1;
        visibility: visible;
        transform: none;
        transition: none;
        display: grid;
        grid-template-rows: 0fr;
        overflow: hidden;
    }

    .has-mega-menu.is-open > .vd-mega {
        grid-template-rows: 1fr;
    }

    .vd-mega__inner {
        padding: 0;
        overflow: hidden;
        min-height: 0;
    }

    .vd-mega__cols {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        max-width: none;
        /* Padding lives here (not on the grid item) so the 0fr row can
           fully collapse and hide the headings when the accordion is closed. */
        padding: 0 0 var(--spacing-md) var(--spacing-lg);
    }

    .vd-mega__heading {
        font-size: 10px;
        margin-bottom: var(--spacing-sm);
        padding-bottom: var(--spacing-xs);
        color: var(--color-text);
    }

    .vd-mega__link {
        font-size: var(--font-size-sm);
        font-weight: var(--font-weight-normal);
        text-transform: none;
        letter-spacing: 0.5px;
        color: var(--color-text);
        padding: 5px 0;
    }

    .vd-mega__link:hover {
        padding-left: 0;
        color: var(--color-primary);
    }

    .vd-mega__link--all {
        font-weight: var(--font-weight-medium);
        color: var(--color-primary);
    }

    /* Product Grid */
    .products {
        grid-template-columns: repeat(3, 1fr);
    }

    /* Single Product */
    .vd-single-product {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .vd-product-gallery {
        position: static;
    }

    /* Category Entries */
    .category-entries-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    /* Brand Story */
    .brand-story-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Footer */
    .footer-top {
        flex-direction: column;
        gap: var(--spacing-xl);
    }

    .footer-columns {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Hero */
    .hero-slide {
        aspect-ratio: 16/9;
        min-height: 350px;
    }

    .hero-slide-content h2 {
        font-size: 28px;
        letter-spacing: 2px;
    }
}

/* ===== Max 768px ===== */
@media (max-width: 768px) {
    /* Product Grid */
    .products {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Category Entries */
    .category-entries-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .category-entry {
        aspect-ratio: 4/3;
    }

    /* Brand Story */
    .brand-story-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-md);
    }

    /* Footer */
    .footer-columns {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    /* Hero */
    .hero-slide {
        aspect-ratio: 4/3;
        min-height: 300px;
    }

    .hero-slide-content h2 {
        font-size: var(--font-size-xl);
        letter-spacing: 2px;
    }

    .hero-slide-content p {
        font-size: var(--font-size-sm);
    }

    .hero-slider-arrow {
        width: 36px;
        height: 36px;
    }

    /* Cart Drawer */
    .cart-drawer-content {
        width: 100%;
        max-width: 100%;
    }

    /* New Arrivals Scroll */
    .new-arrivals-scroll .vd-product-card {
        flex: 0 0 200px;
    }

    .scroll-arrow {
        display: none;
    }

    /* Section Title */
    .section-title {
        font-size: var(--font-size-lg);
    }

    /* Newsletter */
    .newsletter-section .newsletter-form {
        flex-direction: column;
    }

    .newsletter-section .btn {
        margin-top: var(--spacing-sm);
    }

    /* Single Product */
    .vd-add-to-cart {
        flex-direction: column;
    }

    .vd-qty-selector {
        justify-content: center;
    }
}

/* ===== Max 480px ===== */
@media (max-width: 480px) {
    :root {
        --container-padding: 12px;
        --spacing-2xl: 32px;
        --spacing-3xl: 48px;
    }

    /* Header */
    .header-inner {
        height: 56px;
    }

    .site-title-link {
        font-size: var(--font-size-lg);
        letter-spacing: 2px;
    }

    /* Hero */
    .hero-slide-content h2 {
        font-size: var(--font-size-lg);
    }

    /* Brand Story */
    .brand-story-grid {
        grid-template-columns: 1fr;
    }

    .brand-story-card {
        padding: var(--spacing-md);
    }

    /* Footer Newsletter */
    .footer-newsletter-form .newsletter-input-group {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    /* Product Card */
    .vd-quick-add {
        display: none;
    }

    .vd-product-card-info {
        padding: var(--spacing-xs) 0;
    }
}

/* ===== Print Styles ===== */
@media print {
    .site-header,
    .site-footer,
    .announcement-bar,
    .cart-drawer,
    .back-to-top,
    .search-overlay {
        display: none !important;
    }
}