/* ─────────────────────────────────────────────
   store.css — Plantisia Shop / Cart / Checkout
   Styles for: shop.html, cart.html, checkout.html,
   order-success.html, legal pages.
   Uses design tokens from variables.css.
──────────────────────────────────────────── */

/* ════════════════════════════════════════════
   SHARED PAGE WRAPPER
════════════════════════════════════════════ */

.store-page {
  padding-top: 112px; /* header height */
  min-height: 100vh;
  background: var(--color-bg);
}

/* ════════════════════════════════════════════
   PAGE BANNER (shop hero strip)
════════════════════════════════════════════ */

.shop-banner {
  background: linear-gradient(135deg, #EDE8E1 0%, #DAD3CA 100%);
  padding: var(--space-12) 0 var(--space-10);
  text-align: center;
}

.shop-banner__inner {
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2.5rem);
}

.shop-banner__eyebrow {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-warm-gray);
  margin-bottom: var(--space-3);
}

.shop-banner__title {
  font-family: 'Playfair Display', var(--font-display), serif;
  font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl));
  font-weight: 900;
  color: var(--color-charcoal);
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: var(--space-3);
}

.shop-banner__sub {
  font-size: var(--text-base);
  color: var(--color-warm-gray);
}

/* ════════════════════════════════════════════
   SHOP TOOLBAR (filters + sort)
════════════════════════════════════════════ */

.shop-toolbar {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 112px;
  z-index: var(--z-above);
}

.shop-toolbar__inner {
  max-width: 1200px;
  margin-inline: auto;
  padding: var(--space-3) clamp(1rem, 4vw, 2.5rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.shop-filters {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.shop-filter-btn {
  padding: 0.45rem 1.1rem;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--color-border);
  background: transparent;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-warm-gray);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.shop-filter-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-charcoal);
}

.shop-filter-btn.is-active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

.shop-sort-select {
  padding: 0.45rem 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-full);
  background: transparent;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-charcoal);
  cursor: pointer;
  outline: none;
}

.shop-sort-select:focus { border-color: var(--color-accent); }

/* ════════════════════════════════════════════
   SHOP GRID
════════════════════════════════════════════ */

.shop-grid__wrapper {
  max-width: 1200px;
  margin-inline: auto;
  padding: var(--space-10) clamp(1rem, 4vw, 2.5rem) var(--space-16);
}

.shop-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

/* ════════════════════════════════════════════
   SHOP CARD
════════════════════════════════════════════ */

.shop-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1.5px solid var(--color-border);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.shop-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.shop-card__media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3 / 4;
  background: var(--color-surface-alt);
}

.shop-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  transition: transform var(--transition-slow);
}

.shop-card:hover .shop-card__img { transform: scale(1.04); }

.shop-card__badge {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  background: var(--color-accent);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  padding: 3px 10px;
  border-radius: var(--radius-full);
  letter-spacing: var(--tracking-wide);
}

.shop-card__badge--sale { background: #c0392b; }

.shop-card__wishlist {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  width: 32px;
  height: 32px;
  background: rgba(255,255,255,0.9);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-muted);
  opacity: 0;
  transition: opacity var(--transition-base), color var(--transition-fast);
  cursor: pointer;
}

.shop-card:hover .shop-card__wishlist { opacity: 1; }
.shop-card__wishlist:hover { color: #e05252; }
.shop-card__wishlist.is-active { opacity: 1; color: #e05252; }
.shop-card__wishlist.is-active svg { fill: #e05252; stroke: #e05252; }

.shop-card__info {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: var(--space-2);
}

.shop-card__category {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-muted);
}

.shop-card__name {
  font-family: 'Playfair Display', var(--font-display), serif;
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-charcoal);
  letter-spacing: -0.01em;
  line-height: var(--leading-snug);
}

.shop-card__desc {
  font-size: var(--text-xs);
  color: var(--color-warm-gray);
  line-height: var(--leading-loose);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.shop-card__price-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-1);
}

.shop-card__price {
  font-size: var(--text-xl);
  font-weight: var(--weight-medium);
  color: var(--color-charcoal);
}

.shop-card__price-orig {
  font-size: var(--text-sm);
  color: var(--color-muted);
  text-decoration: line-through;
}

.shop-card__stars {
  display: flex;
  align-items: center;
  gap: 3px;
  font-size: 13px;
  color: #D4A853;
}

.shop-card__rating {
  font-size: var(--text-xs);
  color: var(--color-warm-gray);
  margin-left: var(--space-1);
}

.shop-card__quick-add {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-top: auto;
  padding-top: var(--space-3);
}

.shop-card__size-select {
  width: 100%;
  padding: 0.625rem var(--space-4);
  min-height: 44px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-charcoal);
  outline: none;
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.shop-card__size-select:focus { border-color: var(--color-accent); }

.shop-card__add-btn {
  width: 100%;
  justify-content: center;
}

.shop-card__img-link {
  display: block;
  height: 100%;
}

.shop-card__name-link {
  text-decoration: none;
  color: inherit;
}

.shop-card__name-link:hover .shop-card__name {
  color: var(--color-accent);
}

/* ════════════════════════════════════════════
   CART PAGE
════════════════════════════════════════════ */

.cart-page {
  max-width: 1200px;
  margin-inline: auto;
  padding: var(--space-10) clamp(1rem, 4vw, 2.5rem) var(--space-16);
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: var(--space-10);
  align-items: start;
}

.cart-page__title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl));
  font-weight: 700;
  color: var(--color-charcoal);
  margin-bottom: var(--space-6);
  letter-spacing: -0.02em;
}

.cart-item {
  display: grid;
  grid-template-columns: 88px 1fr auto auto auto;
  gap: var(--space-4);
  align-items: center;
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--color-border);
}

.cart-item__media {
  flex-shrink: 0;
}

.cart-item__img {
  width: 88px;
  height: 112px;
  object-fit: cover;
  object-position: top;
  border-radius: var(--radius-md);
  background: var(--color-surface-alt);
}

.cart-item__info { min-width: 0; }

.cart-item__category {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 4px;
}

.cart-item__name {
  font-family: 'Playfair Display', serif;
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-charcoal);
  margin-bottom: 4px;
}

.cart-item__size {
  font-size: var(--text-sm);
  color: var(--color-warm-gray);
}

.cart-item__qty {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0 var(--space-2);
}

.cart-qty-btn {
  width: 28px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-lg);
  color: var(--color-warm-gray);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.cart-qty-btn:hover { color: var(--color-charcoal); }

.cart-qty-val {
  min-width: 20px;
  text-align: center;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-charcoal);
}

.cart-item__price {
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  color: var(--color-charcoal);
  white-space: nowrap;
}

.cart-item__remove {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-muted);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: color var(--transition-fast), background var(--transition-fast);
}

.cart-item__remove:hover { color: #c0392b; background: #fef2f2; }

/* Order Summary box */
.order-summary {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  position: sticky;
  top: 130px;
}

.order-summary__title {
  font-family: 'Playfair Display', serif;
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-charcoal);
  margin-bottom: var(--space-5);
}

.order-summary__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
  font-size: var(--text-sm);
  color: var(--color-warm-gray);
}

.order-summary__row:last-of-type { border-bottom: none; }

.order-summary__row--total {
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  color: var(--color-charcoal);
  margin-top: var(--space-2);
}

.order-summary__shipping-note {
  font-size: var(--text-xs);
  color: var(--color-muted);
  margin: var(--space-3) 0 var(--space-5);
  text-align: center;
}

.cart-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-5);
  padding: var(--space-20) 0;
  color: var(--color-warm-gray);
  font-size: var(--text-base);
}

/* ════════════════════════════════════════════
   CHECKOUT PAGE
════════════════════════════════════════════ */

.checkout-page {
  max-width: 1200px;
  margin-inline: auto;
  padding: var(--space-10) clamp(1rem, 4vw, 2.5rem) var(--space-16);
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: var(--space-10);
  align-items: start;
}

.checkout-page__title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl));
  font-weight: 700;
  color: var(--color-charcoal);
  margin-bottom: var(--space-6);
  letter-spacing: -0.02em;
}

/* Form */
.checkout-form__section {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin-bottom: var(--space-5);
}

.checkout-form__section-title {
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  color: var(--color-charcoal);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.form-group:last-child { margin-bottom: 0; }

.form-label {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-charcoal);
}

.form-label span { color: #c0392b; }

.form-input,
.form-select {
  width: 100%;
  height: 44px;
  padding: 0 var(--space-4);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-charcoal);
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-select:focus { border-color: var(--color-accent); }

.form-input::placeholder { color: var(--color-muted); }

/* PromptPay QR section */
.promptpay-box {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  text-align: center;
}

.promptpay-box__title {
  font-family: 'Playfair Display', serif;
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-charcoal);
  margin-bottom: var(--space-2);
}

.promptpay-box__sub {
  font-size: var(--text-sm);
  color: var(--color-warm-gray);
  margin-bottom: var(--space-5);
  line-height: var(--leading-loose);
}

.promptpay-box__qr {
  width: 200px;
  height: 200px;
  margin: 0 auto var(--space-4);
  border-radius: var(--radius-md);
  background: var(--color-surface-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1.5px dashed var(--color-border-dark);
  font-size: var(--text-xs);
  color: var(--color-muted);
  overflow: hidden;
}

.promptpay-box__qr img { width: 100%; height: 100%; object-fit: contain; }

.promptpay-box__account {
  font-size: var(--text-sm);
  color: var(--color-warm-gray);
  line-height: var(--leading-loose);
}

.promptpay-box__account strong {
  color: var(--color-charcoal);
  font-weight: var(--weight-medium);
}

.promptpay-box__note {
  margin-top: var(--space-4);
  padding: var(--space-3);
  background: #fef9ec;
  border-radius: var(--radius-md);
  border: 1px solid #f0d48a;
  font-size: var(--text-xs);
  color: #7a5c00;
  line-height: var(--leading-loose);
}

/* Checkout order items */
.checkout-item {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  gap: var(--space-3);
  align-items: center;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
}

.checkout-item:last-child { border-bottom: none; }

.checkout-item__img {
  width: 60px;
  height: 76px;
  object-fit: cover;
  object-position: top;
  border-radius: var(--radius-sm);
  background: var(--color-surface-alt);
}

.checkout-item__name {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-charcoal);
  line-height: var(--leading-snug);
}

.checkout-item__meta {
  font-size: var(--text-xs);
  color: var(--color-warm-gray);
  margin-top: 4px;
}

.checkout-item__price {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-charcoal);
  white-space: nowrap;
}

/* Checkout sidebar */
.checkout-sidebar {
  position: sticky;
  top: 130px;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.checkout-sidebar .order-summary { position: static; }

/* Submit button */
.checkout-submit {
  width: 100%;
  justify-content: center;
  padding: 1rem;
  font-size: var(--text-base);
}

/* ════════════════════════════════════════════
   ORDER SUCCESS PAGE
════════════════════════════════════════════ */

.success-page {
  max-width: 720px;
  margin-inline: auto;
  padding: var(--space-12) clamp(1rem, 4vw, 2.5rem) var(--space-16);
  text-align: center;
}

.success-page__icon {
  width: 72px;
  height: 72px;
  background: #d1fae5;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-6);
  color: #065f46;
}

.success-page__title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl));
  font-weight: 700;
  color: var(--color-charcoal);
  margin-bottom: var(--space-3);
  letter-spacing: -0.02em;
}

.success-page__sub {
  font-size: var(--text-base);
  color: var(--color-warm-gray);
  line-height: var(--leading-loose);
  margin-bottom: var(--space-8);
}

.success-order-num {
  display: inline-block;
  background: var(--color-surface-alt);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-warm-gray);
  margin-bottom: var(--space-8);
}

.success-order-num strong { color: var(--color-charcoal); }

.success-card {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  text-align: left;
  margin-bottom: var(--space-6);
}

.success-card__title {
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  color: var(--color-charcoal);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}

.success-total {
  display: flex;
  justify-content: space-between;
  padding: var(--space-4) 0 0;
  font-size: var(--text-lg);
  font-weight: var(--weight-medium);
  color: var(--color-charcoal);
  border-top: 1.5px solid var(--color-border-dark);
  margin-top: var(--space-3);
}

.success-actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* ════════════════════════════════════════════
   LEGAL PAGES
════════════════════════════════════════════ */

.legal-page {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-12) clamp(1rem, 4vw, 2.5rem) var(--space-16);
}

.legal-page h1 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl));
  font-weight: 700;
  color: var(--color-charcoal);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-2);
}

.legal-date {
  font-size: var(--text-sm);
  color: var(--color-muted);
  margin-bottom: var(--space-10);
  display: block;
}

.legal-page h2 {
  font-family: var(--font-body);
  font-size: var(--text-xl);
  font-weight: var(--weight-medium);
  color: var(--color-charcoal);
  margin: var(--space-8) 0 var(--space-3);
}

.legal-page p,
.legal-page li {
  font-size: var(--text-base);
  color: var(--color-warm-gray);
  line-height: var(--leading-loose);
  margin-bottom: var(--space-3);
}

.legal-page ul,
.legal-page ol {
  padding-left: var(--space-6);
  margin-bottom: var(--space-4);
}

.legal-page a {
  color: var(--color-accent);
  text-decoration: underline;
}

/* ════════════════════════════════════════════
   PRODUCT DETAIL PAGE
════════════════════════════════════════════ */

.product-detail__outer {
  max-width: 1200px;
  margin-inline: auto;
  padding: var(--space-10) clamp(1rem, 4vw, 2.5rem) var(--space-16);
}

.product-detail__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: start;
}

.product-detail__gallery {
  position: sticky;
  top: 130px;
}

.product-detail__img-wrap {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-surface-alt);
  aspect-ratio: 3 / 4;
}

.product-detail__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
}

.product-detail__badge {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  background: var(--color-accent);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  letter-spacing: var(--tracking-wide);
}

.product-detail__badge--sale { background: #c0392b; }

.product-detail__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.product-detail__breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.product-detail__crumb {
  font-size: var(--text-xs);
  color: var(--color-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.product-detail__crumb:hover { color: var(--color-charcoal); }
.product-detail__crumb--current { color: var(--color-warm-gray); }
.product-detail__crumb-sep { font-size: var(--text-xs); color: var(--color-border-dark); }

.product-detail__category {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: calc(-1 * var(--space-3));
}

.product-detail__name {
  font-family: 'Playfair Display', var(--font-display), serif;
  font-size: clamp(var(--text-2xl), 3vw, var(--text-4xl));
  font-weight: 700;
  color: var(--color-charcoal);
  letter-spacing: -0.02em;
  line-height: var(--leading-snug);
}

.product-detail__rating {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
}

.product-detail__stars { color: #D4A853; font-size: 1rem; }
.product-detail__rating-val { font-weight: var(--weight-medium); color: var(--color-charcoal); }
.product-detail__reviews { color: var(--color-warm-gray); }

.product-detail__price-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.product-detail__price {
  font-size: var(--text-3xl);
  font-weight: var(--weight-medium);
  color: var(--color-charcoal);
  letter-spacing: -0.02em;
}

.product-detail__price-orig {
  font-size: var(--text-lg);
  color: var(--color-muted);
  text-decoration: line-through;
}

.product-detail__desc {
  font-size: var(--text-base);
  color: var(--color-warm-gray);
  line-height: var(--leading-loose);
}

.product-detail__material {
  font-size: var(--text-sm);
  color: var(--color-warm-gray);
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  display: inline-flex;
  gap: var(--space-2);
}

.product-detail__material-label {
  font-weight: var(--weight-medium);
  color: var(--color-charcoal);
}

.product-detail__size-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.product-detail__size-label {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-charcoal);
}

.product-detail__sizes {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  transition: outline var(--transition-fast);
}

.product-detail__sizes.is-error {
  outline: 2px solid #e05252;
  outline-offset: 4px;
  border-radius: var(--radius-sm);
}

.product-detail__size-btn {
  min-width: 52px;
  min-height: 44px;
  padding: 0 var(--space-4);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: transparent;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-charcoal);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.product-detail__size-btn:hover {
  border-color: var(--color-accent);
  background: var(--color-surface-alt);
}

.product-detail__size-btn.is-active {
  border-color: var(--color-accent);
  background: var(--color-accent);
  color: #fff;
}

.product-detail__size-hint {
  font-size: var(--text-sm);
  color: #c0392b;
}

.product-detail__cta {
  width: 100%;
  justify-content: center;
  padding: 1rem;
  font-size: var(--text-base);
  gap: var(--space-3);
}

.product-detail__back {
  display: inline-block;
  font-size: var(--text-sm);
  color: var(--color-warm-gray);
  text-decoration: none;
  transition: color var(--transition-fast);
  text-align: center;
}

.product-detail__back:hover { color: var(--color-charcoal); }

.product-not-found {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
  padding: var(--space-20) 0;
  text-align: center;
  color: var(--color-warm-gray);
  font-size: var(--text-base);
}

/* ════════════════════════════════════════════
   RESPONSIVE
════════════════════════════════════════════ */

@media (max-width: 1024px) {
  .shop-grid { grid-template-columns: repeat(2, 1fr); }
  .cart-page { grid-template-columns: 1fr; }
  .order-summary { position: static; }
  .checkout-page { grid-template-columns: 1fr; }
  .checkout-sidebar { position: static; }
  .product-detail__grid { grid-template-columns: 1fr; gap: var(--space-8); }
  .product-detail__gallery { position: static; }
  .product-detail__img-wrap { max-width: 480px; }
}

/* When mobile nav is visible, header is only 68px — adjust offsets */
@media (max-width: 768px) {
  .store-page { padding-top: 68px; }
  .shop-toolbar { top: 68px; }
}

@media (max-width: 640px) {
  .shop-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .shop-toolbar__inner { flex-direction: column; align-items: flex-start; }

  /* ── Cart items ─────────────────────────────── */
  .cart-item {
    grid-template-columns: 72px 1fr auto;
    grid-template-rows: auto auto auto;
    row-gap: var(--space-2);
  }
  /* img spans info + qty rows */
  .cart-item__img {
    grid-column: 1;
    grid-row: 1 / 3;
    width: 72px;
    height: auto;
    min-height: 80px;
  }
  /* info spans cols 2-3 */
  .cart-item__info {
    grid-column: 2 / 4;
    grid-row: 1;
  }
  /* qty at col 2, row 2 */
  .cart-item__qty {
    grid-column: 2;
    grid-row: 2;
    padding: 0;
  }
  .cart-qty-btn { width: 24px; height: 32px; font-size: var(--text-base); }
  .cart-qty-val { min-width: 18px; font-size: var(--text-xs); }
  /* price at col 3, row 2, right-aligned */
  .cart-item__price {
    grid-column: 3;
    grid-row: 2;
    align-self: center;
    justify-self: end;
    white-space: nowrap;
    font-size: var(--text-base);
  }
  /* remove spans full width in row 3 */
  .cart-item__remove {
    grid-column: 1 / -1;
    grid-row: 3;
    justify-content: flex-start;
    height: auto;
    min-height: 36px;
    border-top: 1px solid var(--color-border);
    padding-top: var(--space-2);
    border-radius: 0;
  }

  /* ── Wishlist items (different structure) ───── */
  [data-wishlist-id].cart-item {
    grid-template-columns: 80px 1fr;
    grid-template-rows: auto auto auto;
    column-gap: var(--space-4);
    row-gap: var(--space-3);
  }
  /* img wrapper: span rows 1-2 */
  [data-wishlist-id].cart-item .cart-item__media {
    grid-column: 1;
    grid-row: 1 / 3;
  }
  /* info: col 2 row 1 */
  [data-wishlist-id].cart-item .cart-item__info {
    grid-column: 2;
    grid-row: 1;
  }
  /* size-select + add-button: col 2 row 2, stacked vertically */
  [data-wishlist-id].cart-item .cart-item__qty {
    grid-column: 2;
    grid-row: 2;
    flex-direction: column !important;
    align-items: stretch !important;
    gap: var(--space-2) !important;
    padding: 0;
  }
  [data-wishlist-id] .wishlist-size-sel {
    width: 100%;
    min-height: 44px;
  }
  [data-wishlist-id] .wishlist-add-btn {
    width: 100%;
    justify-content: center;
    font-size: var(--text-sm) !important;
    padding: 0.625rem 1rem !important;
    min-height: 44px;
  }
  /* remove: full-width row 3 */
  [data-wishlist-id].cart-item .cart-item__remove {
    grid-column: 1 / -1;
    grid-row: 3;
    justify-content: flex-start;
    height: auto;
    min-height: 36px;
    border-top: 1px solid var(--color-border);
    padding-top: var(--space-3);
    border-radius: 0;
  }
}

.shop-grid__loading {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--space-16);
  color: var(--color-muted);
}