/* ═══════════════════════════════════════════════════════════════════════════
   Responsive Breakpoints
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── ≤1280px ─────────────────────────────────────────────────────────────── */
@media (max-width: 1280px) {
    .product-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ── ≤1024px ─────────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
    .product-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .footer__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .mega-menu__inner {
        padding: 20px 24px;
        gap: 20px;
    }
    .hero__title { font-size: 2rem; }
}

/* ── ≤768px (Tablet) ─────────────────────────────────────────────────────── */
@media (max-width: 768px) {
    :root {
        --header-height: 56px;
        --nav-height: 40px;
    }

    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    /* Header */
    .header__search {
        order: 3;
        position: absolute;
        bottom: -50px;
        left: 0;
        right: 0;
        max-width: 100%;
        border-radius: 0;
        border: none;
        border-bottom: 1px solid var(--color-border);
        display: none;
    }
    .header__search.is-visible {
        display: flex;
    }
    .header__action-label { display: none; }
    .header__mobile-toggle { display: flex; }

    /* Nav — mobile slide */
    .header__nav-list {
        position: fixed;
        top: 0;
        inset-inline-start: 0;
        bottom: 0;
        width: 280px;
        background: var(--color-white);
        flex-direction: column;
        align-items: flex-start;
        padding: 60px 0 20px;
        z-index: 9999;
        box-shadow: var(--shadow-xl);
        transform: translateX(-100%);
        transition: transform var(--transition-slow);
        overflow-y: auto;
    }
    [dir="rtl"] .header__nav-list {
        transform: translateX(100%);
    }
    .header__nav-list.is-open {
        transform: translateX(0);
    }
    .header__nav-item > a {
        width: 100%;
        padding: 12px 24px;
        height: auto;
        border-bottom: 1px solid var(--color-border-light);
    }

    /* Mega menu in mobile — accordion */
    .mega-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border-top: none;
        display: none;
    }
    .header__nav-item.has-mega.is-expanded .mega-menu {
        display: block;
    }
    .mega-menu__inner {
        flex-direction: column;
        padding: 12px 24px;
        gap: 16px;
    }
    .mega-menu__image { display: none; }

    /* Hero */
    .hero__slider {
        aspect-ratio: 16 / 9;
        min-height: 200px;
    }
    .hero__content { padding: 20px; }
    .hero__title { font-size: 1.5rem; }
    .hero__subtitle { font-size: 0.875rem; }
    .hero__arrow { width: 36px; height: 36px; }

    /* Categories grid */
    .categories-grid__inner {
        gap: 12px;
    }
    .categories-grid__item { width: 70px; }
    .categories-grid__icon-wrap { width: 56px; height: 56px; }

    /* Footer */
    .footer__grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* ── ≤480px (Mobile) ─────────────────────────────────────────────────────── */
@media (max-width: 480px) {
    :root {
        --container-padding: 12px;
    }

    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 6px;
    }

    .product-card__info {
        padding: 8px;
    }
    .product-card__name {
        font-size: 0.75rem;
        -webkit-line-clamp: 1;
    }
    .product-card__price--current {
        font-size: 0.8125rem;
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    .section-header__title {
        font-size: 1.125rem;
    }

    .hero__slider {
        aspect-ratio: 4 / 3;
    }
    .hero__title { font-size: 1.25rem; }
    .hero__cta { padding: 10px 24px; font-size: 0.75rem; }

    .footer__grid {
        grid-template-columns: 1fr;
    }
    .footer__payment {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    .countdown__num {
        font-size: 0.875rem;
        padding: 3px 8px;
        min-width: 32px;
    }
}