/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE STYLES (moved from style.css)
   ═══════════════════════════════════════════════════════════════ */

/* ─────────── MOBILE (≤ 767px) ─────────── */

@media (max-width: 767px) {
  .desktop-nav {
    display: none;
  }
  .site-header {
    padding: 0 var(--space-md);
    justify-content: space-between;
  }
  .header-logo .logo-sub {
    display: none;
  }
  .header-search-wrap {
    display: none !important;
  }
}

@media (max-width: 767px) {
  .hero-banner {
    background: var(--gradient-hero);
    padding: 28px var(--space-md);
    min-height: calc(100vh - var(--header-height));
  }
  .hero-container {
    padding: 0 var(--space-xs);
  }
  .hero-banner-art {
    display: block;
    width: 100%;
    height: 100%;
    z-index: 1;
  }
  .hero-art-video {
    object-position: center center;
    -webkit-mask-image: linear-gradient(to bottom, transparent 0%, black 45%);
    mask-image: linear-gradient(to bottom, transparent 0%, black 45%);
  }
}

@media (max-width: 767px) {
  .carousel {
    padding: 0 34px;
  }
  .carousel-arrow {
    width: 32px; height: 32px;
  }

  .footer-top {
    flex-direction: column;
    gap: var(--space-xl);
  }
  .footer-brand-col {
    max-width: 100%;
  }
  .footer-links-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
    min-width: 0;
  }
  .footer-bottom {
    justify-content: center;
    text-align: center;
  }
}

/* ─────────── TABLET (≥ 768px) ─────────── */

@media (min-width: 768px) {
  .trust-badges-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 768px) {
  .offer-strip-banner {
    margin: 0 var(--space-xl);
    max-width: calc(100% - 48px);
  }
}

@media (min-width: 768px) {
  :root { --header-height: 60px; }

  html { font-size: 15px; }

  .header-search { display: flex; }
  .header-logo .logo-text { font-size: 19px; }

  .products-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
  }

  .products-row .product-card {
    flex: 0 0 185px;
    width: 185px;
  }

  .category-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  }
  .cat-icon-wrap { width: 52px; height: 52px; }
  .cat-icon { font-size: 24px; }
  .cat-label { font-size: 13.5px; }

  .hero-sub { max-width: 520px; }

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

  .cart-page {
    max-width: 700px;
    margin: 0 auto;
  }

  .footer-links-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .shop-main {
    padding: var(--space-md) var(--space-xl);
  }
}

/* ─────────── HERO (≥ 900px) ─────────── */

@media (min-width: 900px) {
  .hero-banner {
    padding: 40px var(--space-xl);
    min-height: calc(100vh - var(--header-height));
  }
  .hero-sub {
    font-size: 17px;
  }
}

/* ═══════════════════════════════════════════════════════════════
   DESKTOP BREAKPOINT (≥ 1024px)
   ═══════════════════════════════════════════════════════════════ */
@media (min-width: 1024px) {
  body { padding-bottom: 0; }
  .site-footer { padding-bottom: var(--space-xl); } /* No sticky bottom bar needed on desktop */

  .mobile-menu-btn { display: none; }
  .desktop-nav { display: flex; }

  .sticky-cart-bar { display: none; }

  .products-grid {
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-md);
  }

  .products-row .product-card {
    flex: 0 0 200px;
    width: 200px;
  }

  .category-grid {
    grid-template-columns: repeat(7, 1fr);
  }
  .category-grid-item {
    padding: 14px 12px;
    border-radius: 14px;
  }
  .cat-icon-wrap { width: 42px; height: 42px; border-radius: 12px; }
  .cat-icon { font-size: 20px; }
  .cat-label { font-size: 12px; }

  .hero-banner { padding: var(--space-2xl) var(--space-xl); }

  .shop-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: var(--space-xl);
    padding: 8px var(--space-lg) var(--space-lg);
    align-items: start;
    position: relative;
  }

  /* Desktop sidebar filter - Sticky inside shop section, stops at footer */
  .shop-sidebar {
    display: block;
    background: #fff;
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: var(--shadow-card);
    width: 280px;
    min-width: 280px;
    position: sticky;
    top: 70px;
    align-self: flex-start;
    max-height: calc(100vh - 85px);
    overflow-y: auto;
    scrollbar-width: none;
    z-index: 10;
  }
  .shop-sidebar::-webkit-scrollbar { display: none; }
  .shop-sidebar h3 {
    font-size: 13px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--clr-red);
    margin-bottom: var(--space-md);
  }
  .sidebar-category-list { display: flex; flex-direction: column; gap: 4px; }
  .sidebar-cat-btn {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 8px var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 500;
    color: var(--clr-text);
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    width: 100%;
    transition: background var(--transition), color var(--transition);
  }
  .sidebar-cat-btn:hover { background: var(--clr-divider); }
  .sidebar-cat-btn.active {
    background: var(--clr-red);
    color: #ffffff;
    font-weight: 700;
    box-shadow: 0 3px 10px rgba(193, 18, 31, 0.3);
  }
  .sidebar-cat-btn.active .lucide {
    color: #ffffff;
  }

  /* Dedicated Vertical Scrollbar for Product Listing */
  .shop-main {
    max-height: calc(100vh - 120px);
    overflow-y: auto;
    padding-right: 12px;
    scrollbar-width: thin;
    scrollbar-color: var(--clr-red) #f0f0f0;
  }
  .shop-main::-webkit-scrollbar {
    width: 6px;
    display: block;
  }
  .shop-main::-webkit-scrollbar-track {
    background: #f0f0f0;
    border-radius: var(--radius-pill);
  }
  .shop-main::-webkit-scrollbar-thumb {
    background: var(--clr-red);
    border-radius: var(--radius-pill);
  }
  .shop-main::-webkit-scrollbar-thumb:hover {
    background: #96040F;
  }

  .shop-toolbar { display: none; } /* Search handled in sidebar on desktop */
  .desktop-shop-search {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
  }

  .product-detail-grid {
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-2xl);
  }
  .product-detail-page { padding: var(--space-xl); }

  .cart-page {
    max-width: 900px;
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: var(--space-xl);
    align-items: start;
  }
  .cart-page-title { grid-column: 1 / -1; }
  .cart-order-panel { margin-top: 0; }

  .footer-links-grid { grid-template-columns: repeat(3, 1fr); }

  #global-toast { bottom: 24px; }
}

/* ═══════════════════════════════════════════════════════════════
   LARGE DESKTOP (≥ 1440px)
   ═══════════════════════════════════════════════════════════════ */
@media (min-width: 1440px) {
  .products-grid { grid-template-columns: repeat(6, 1fr); }
  .category-grid { grid-template-columns: repeat(7, 1fr); }
}

/* ═══════════════════════════════════════════════════════════════
   SAFE-AREA & MOBILE STICKY CART BAR SUPPORT
   ═══════════════════════════════════════════════════════════════ */
@media (max-width: 1023px) {
  .site-footer {
    padding-bottom: calc(var(--space-lg) + 70px);
  }
}

@supports (padding: max(0px)) {
  @media (max-width: 1023px) {
    .site-footer {
      padding-bottom: max(calc(var(--space-lg) + 70px), env(safe-area-inset-bottom));
    }
  }
  .sticky-cart-bar {
    padding-bottom: max(var(--space-md), env(safe-area-inset-bottom));
    height: auto;
    min-height: 60px;
  }
}