/* ==========================================================================
   ZELMHURST RESPONSIVE STYLESHEET
   Handles tablet, mobile, drawers, touch targets & viewport adaptations
   ========================================================================== */

/* --- 1024px and Below (Laptops & Large Tablets) --- */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 2.25rem;
  }

  .product-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
  }

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

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

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

  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-6);
  }

  .footer-grid > div:nth-child(4),
  .footer-grid > div:nth-child(5) {
    grid-column: span 1;
  }

  .shop-layout {
    grid-template-columns: 220px 1fr;
  }

  .product-detail-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .cart-layout, .checkout-layout {
    grid-template-columns: 1fr;
  }

  .cart-summary-box {
    position: static;
  }
}

/* --- 768px and Below (Tablets & Mobile Screens) --- */
@media (max-width: 768px) {
  /* Header adjustments */
  .announcement-bar .container {
    flex-direction: column;
    gap: 4px;
    text-align: center;
  }

  .announcement-links {
    display: none;
  }

  .header-nav {
    display: none; /* Replaced by mobile drawer */
  }

  .mobile-nav-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .header-search {
    order: 3;
    width: 100%;
    max-width: 100%;
    margin-top: var(--space-3);
  }

  .header-main-inner {
    flex-wrap: wrap;
    gap: var(--space-3);
  }

  .header-actions .action-text {
    display: none; /* Show icon only on small screens */
  }

  /* Hero Section */
  .hero-section {
    padding: var(--space-10) 0;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .hero-title {
    font-size: 1.875rem;
  }

  .hero-description {
    font-size: 1rem;
  }

  /* Grids */
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }

  .values-grid {
    grid-template-columns: 1fr;
  }

  /* Shop Layout & Filter Sidebar */
  .shop-layout {
    grid-template-columns: 1fr;
  }

  .filter-sidebar {
    display: none; /* In mobile, will be opened via filter toggle button */
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 85%;
    max-width: 320px;
    z-index: 1050;
    background: #FFFFFF;
    box-shadow: var(--shadow-drawer);
    overflow-y: auto;
  }

  .filter-sidebar.is-open {
    display: block;
  }

  .mobile-filter-btn {
    display: inline-flex !important;
  }

  /* Newsletter */
  .newsletter-box {
    flex-direction: column;
    align-items: flex-start;
  }

  .newsletter-form-container {
    max-width: 100%;
  }

  .newsletter-form {
    flex-direction: column;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
  }

  .footer-brand {
    grid-column: span 2;
    padding-right: 0;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }

  .footer-bottom-links {
    flex-wrap: wrap;
    justify-content: center;
  }

  /* Cart table mobile stacking */
  .cart-table thead {
    display: none;
  }

  .cart-table, .cart-table tbody, .cart-table tr, .cart-table td {
    display: block;
    width: 100%;
  }

  .cart-table tr {
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-4) 0;
  }

  .cart-table td {
    border: none;
    padding: var(--space-2) 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .cart-table td:first-child {
    display: block;
  }

  .cart-table td::before {
    content: attr(data-label);
    font-weight: 600;
    font-size: 0.8125rem;
    color: var(--color-slate);
  }

  .cart-table td:first-child::before {
    display: none;
  }
}

/* --- 480px and Below (Compact Mobile Screens) --- */
@media (max-width: 480px) {
  .container {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }

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

  .category-tiles-grid {
    grid-template-columns: 1fr;
  }

  .needs-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-brand {
    grid-column: span 1;
  }

  .pdp-title {
    font-size: 1.5rem;
  }

  .pdp-current-price {
    font-size: 1.5rem;
  }

  .pdp-action-row {
    flex-direction: column;
    align-items: stretch;
  }

  .pdp-action-row .btn {
    width: 100%;
  }
}