/* ============================================================
   LFS — Lusaka Fitness Squad
   css/shop.css (web root)

   Shop-specific styles. Loaded only on /shop pages.
   Depends on: main.css (design tokens + base components)
   ============================================================ */

/* ════════════════════════════════════════════════════════════
   PAGE HEADER
   ════════════════════════════════════════════════════════════ */

.shop-header {
  background: var(--black);
  color: #fff;
  padding: 3rem var(--section-px) 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  position: relative;
  overflow: hidden;
}

/* Subtle grid backdrop */
.shop-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(74,124,89,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(74,124,89,0.04) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
}

.shop-header__inner {
  position: relative;
  max-width: 1280px;
  margin: 0 auto;
}

.shop-header__desc {
  color: rgba(255,255,255,0.55);
  font-size: 1rem;
  max-width: 48ch;
  margin-top: 0.75rem;
  line-height: 1.7;
}

/* ── Breadcrumb ── */
.shop-breadcrumb ol {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.35);
  margin-bottom: 1.25rem;
}

.shop-breadcrumb a {
  color: rgba(255,255,255,0.5);
  transition: color var(--transition-fast);
}

.shop-breadcrumb a:hover { color: var(--green-bright); }

.shop-breadcrumb .fas {
  font-size: 0.6rem;
  opacity: 0.4;
}

/* ════════════════════════════════════════════════════════════
   SHOP LAYOUT — sidebar + main grid
   ════════════════════════════════════════════════════════════ */

.shop-layout {
  padding: 2.5rem var(--section-px) 4rem;
  background: var(--off-white);
}

.shop-layout__inner {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 2.5rem;
  max-width: 1280px;
  margin: 0 auto;
  align-items: start;
}

/* ════════════════════════════════════════════════════════════
   FILTER SIDEBAR
   ════════════════════════════════════════════════════════════ */

.shop-filters {
  background: #fff;
  border: 1px solid rgba(0,0,0,0.07);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  position: sticky;
  top: 80px; /* below fixed nav */
  box-shadow: var(--shadow-card);
}

.shop-filters__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(0,0,0,0.07);
}

.shop-filters__title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--black);
}

.shop-filters__clear {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--red);
  padding: 0.25rem 0.5rem;
  border: 1px solid rgba(192,57,43,0.25);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.shop-filters__clear:hover {
  background: rgba(192,57,43,0.08);
}

.shop-filters__group {
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}

.shop-filters__group:last-of-type {
  border-bottom: none;
  padding-bottom: 0;
}

.shop-filters__label {
  display: block;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(0,0,0,0.4);
  margin-bottom: 0.75rem;
}

/* Select */
.shop-filters__select-wrap {
  position: relative;
}

.shop-filters__select {
  width: 100%;
  appearance: none;
  background: var(--off-white);
  border: 1px solid rgba(0,0,0,0.12);
  border-radius: var(--radius-sm);
  padding: 0.6rem 2rem 0.6rem 0.75rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--black);
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.shop-filters__select:focus {
  outline: none;
  border-color: var(--green);
}

.shop-filters__select-wrap .fas {
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.65rem;
  color: var(--text-muted);
  pointer-events: none;
}

/* Radio list */
.shop-filters__check-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.shop-filters__check-label {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  cursor: pointer;
  font-size: 0.875rem;
  color: #3a3a3a;
  padding: 0.2rem 0;
  transition: color var(--transition-fast);
}

.shop-filters__check-label:hover { color: var(--green); }

.shop-filters__radio {
  appearance: none;
  width: 1rem;
  height: 1rem;
  border: 2px solid rgba(0,0,0,0.2);
  border-radius: 50%;
  flex-shrink: 0;
  transition: all var(--transition-fast);
  position: relative;
}

.shop-filters__radio:checked {
  border-color: var(--green);
  background: var(--green);
}

.shop-filters__radio:checked::after {
  content: '';
  position: absolute;
  inset: 2px;
  background: #fff;
  border-radius: 50%;
}

/* Size chips */
.shop-filters__size-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.shop-filters__size-chip {
  padding: 0.35rem 0.7rem;
  font-size: 0.8rem;
  font-weight: 600;
  border: 1.5px solid rgba(0,0,0,0.15);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
  color: #444;
}

.shop-filters__size-chip:hover,
.shop-filters__size-chip.is-active {
  border-color: var(--green);
  background: var(--green);
  color: #fff;
}

/* Submit */
.shop-filters__submit {
  width: 100%;
  justify-content: center;
  margin-top: 0.5rem;
}

/* Mobile filter badge */
.shop-filters__badge {
  background: var(--green);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  width: 1.2rem;
  height: 1.2rem;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Mobile toggle hidden by default (desktop) */
.shop-filters__mobile-toggle { display: none; }

/* ════════════════════════════════════════════════════════════
   SHOP MAIN (product area)
   ════════════════════════════════════════════════════════════ */

.shop-main__toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.shop-main__count {
  font-size: 0.85rem;
  color: #4a5568;
}

/* ════════════════════════════════════════════════════════════
   PRODUCT GRID
   ════════════════════════════════════════════════════════════ */

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

/* ════════════════════════════════════════════════════════════
   PRODUCT CARD
   ════════════════════════════════════════════════════════════ */

.product-card {
  background: #fff;
  border: 1px solid rgba(0,0,0,0.07);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--transition-base), transform var(--transition-base);
  box-shadow: var(--shadow-card);
}

.product-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}

/* Image wrapper */
.product-card__img-wrap {
  position: relative;
  display: block;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: #f0ede8;
}

.product-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.product-card:hover .product-card__img {
  transform: scale(1.06);
}

/* Badges */
.product-card__badge {
  position: absolute;
  top: 0.75rem;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.3rem 0.6rem;
  border-radius: var(--radius-sm);
  color: #fff;
  line-height: 1;
}

.product-card__badge--sale     { left: 0.75rem; background: var(--red); }
.product-card__badge--sold-out { left: 0.75rem; background: rgba(0,0,0,0.6); }
.product-card__badge--featured { right: 0.75rem; background: var(--gold); color: #000; }

/* Quick view overlay */
.product-card__quick-view {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(15,15,15,0.85);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.65rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  opacity: 0;
  transform: translateY(100%);
  transition: opacity var(--transition-base), transform var(--transition-base);
  backdrop-filter: blur(4px);
}

.product-card:hover .product-card__quick-view,
.product-card:focus-within .product-card__quick-view {
  opacity: 1;
  transform: translateY(0);
}

.product-card__quick-view:hover { background: var(--green); }

/* Card body */
.product-card__body {
  display: flex;
  flex-direction: column;
  padding: 1rem;
  flex: 1;
  gap: 0.5rem;
}

.product-card__category {
  color: var(--green);
  text-transform: capitalize;
  font-size: 0.65rem;
}

.product-card__name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.02em;
  line-height: 1.2;
}

.product-card__name a {
  color: var(--black);
  transition: color var(--transition-fast);
}

.product-card__name a:hover { color: var(--green); }

/* Size chips on card */
.product-card__sizes {
  display: flex;
  gap: 0.3rem;
  flex-wrap: wrap;
  margin-top: 0.1rem;
}

.product-card__size-chip {
  font-size: 0.65rem;
  font-weight: 600;
  padding: 0.2rem 0.45rem;
  border: 1px solid rgba(0,0,0,0.15);
  border-radius: var(--radius-sm);
  color: #555;
  line-height: 1;
}

.product-card__size-chip--more {
  border-color: transparent;
  color: var(--text-muted);
}

/* Price */
.product-card__price-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: auto;
}

.product-card__price--current {
  font-family: var(--font-display);
  font-size: 1.3rem;
  letter-spacing: 0.03em;
  color: var(--black);
}

.product-card__price--compare {
  font-size: 0.85rem;
  color: rgba(0,0,0,0.3);
  text-decoration: line-through;
}

.product-card__stock--out {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--red);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-left: auto;
}

.product-card__stock--low {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--orange);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-left: auto;
}

/* Action buttons: icon + View details, same height */
.product-card__actions {
  display: flex;
  align-items: stretch;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.product-card__btn-cart,
.product-card__btn-detail {
  font-size: 0.75rem;
  padding: 0.55rem 0.75rem;
  justify-content: center;
  text-align: center;
  align-items: center;
  min-height: 2.5rem;
  border-radius: var(--radius-sm, 6px);
}

/* Add to cart: compact icon button */
.product-card__btn-cart--icon {
  width: 2.5rem;
  min-width: 2.5rem;
  padding: 0;
  flex-shrink: 0;
}

.product-card__btn-cart--icon .fa-shopping-bag {
  margin: 0;
  font-size: 0.95rem;
}

/* View details: takes remaining space */
.product-card__btn-detail {
  flex: 1;
  min-width: 0;
}

/* Out of Stock button (no --icon): don't grow, natural width */
.product-card__btn-cart:not(.product-card__btn-cart--icon) {
  flex: 0 0 auto;
}

/* View details: dark text/border on light card (main.css .btn-outline is for dark backgrounds) */
.product-card .btn-outline.product-card__btn-detail,
.product-card .product-card__btn-detail.btn-outline {
  color: var(--black, #1a1a1a);
  border-color: rgba(0,0,0,0.25);
}

.product-card .btn-outline.product-card__btn-detail:hover,
.product-card .product-card__btn-detail.btn-outline:hover {
  border-color: var(--green, #4a7c59);
  color: var(--green, #4a7c59);
}

/* ════════════════════════════════════════════════════════════
   EMPTY STATE
   ════════════════════════════════════════════════════════════ */

.shop-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 5rem 2rem;
  text-align: center;
  background: #fff;
  border-radius: var(--radius-md);
  border: 1px solid rgba(0,0,0,0.07);
  min-height: 400px;
}

.shop-empty__icon {
  font-size: 3.5rem;
  color: rgba(0,0,0,0.1);
  margin-bottom: 1.5rem;
}

.shop-empty__heading {
  font-family: var(--font-display);
  font-size: 1.8rem;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.shop-empty__desc {
  color: var(--black);
  font-size: 0.95rem;
  max-width: 36ch;
  line-height: 1.7;
}

/* ════════════════════════════════════════════════════════════
   PAGINATION
   ════════════════════════════════════════════════════════════ */

.shop-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 3rem;
  flex-wrap: wrap;
}

.shop-pagination__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 1rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1.5px solid rgba(0,0,0,0.15);
  border-radius: var(--radius-sm);
  color: var(--black);
  background: #fff;
  transition: all var(--transition-fast);
}

.shop-pagination__btn:hover {
  border-color: var(--green);
  color: var(--green);
}

.shop-pagination__pages {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.shop-pagination__page {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.2rem;
  height: 2.2rem;
  font-size: 0.85rem;
  font-weight: 600;
  border: 1.5px solid rgba(0,0,0,0.12);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--black);
  transition: all var(--transition-fast);
}

.shop-pagination__page:hover,
.shop-pagination__page.is-active {
  background: var(--green);
  border-color: var(--green);
  color: #fff;
}

.shop-pagination__ellipsis {
  width: 2rem;
  text-align: center;
  color: rgba(0,0,0,0.3);
  font-size: 0.85rem;
}

/* ════════════════════════════════════════════════════════════
   QUICK VIEW MODAL
   ════════════════════════════════════════════════════════════ */

.shop-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.shop-modal.is-open {
  opacity: 1;
  pointer-events: auto;
}

.shop-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  cursor: pointer;
}

.shop-modal__panel {
  position: relative;
  background: #fff;
  border-radius: var(--radius-lg);
  max-width: 720px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(20px);
  transition: transform var(--transition-base);
  box-shadow: 0 32px 80px rgba(0,0,0,0.3);
}

.shop-modal.is-open .shop-modal__panel {
  transform: translateY(0);
}

.shop-modal__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 2.2rem;
  height: 2.2rem;
  border: 1px solid rgba(0,0,0,0.12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: var(--black);
  z-index: 1;
  transition: all var(--transition-fast);
  background: #fff;
}

.shop-modal__close:hover {
  background: var(--black);
  color: #fff;
  border-color: var(--black);
}

.shop-modal__body {
  padding: 2rem;
}

.shop-modal__loading {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  padding: 3rem;
}

/* ── Quick view layout ── */
.quick-view-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
}

.quick-view__img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.quick-view__name {
  font-family: var(--font-display);
  font-size: 1.8rem;
  letter-spacing: 0.03em;
  line-height: 1.1;
  margin-bottom: 0.5rem;
}

.quick-view__price {
  font-family: var(--font-display);
  font-size: 1.6rem;
  letter-spacing: 0.03em;
  color: var(--green);
  margin-bottom: 1rem;
}

.quick-view__desc {
  font-size: 0.9rem;
  color: #555;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.quick-view__size-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(0,0,0,0.4);
  margin-bottom: 0.6rem;
}

.quick-view__sizes {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.quick-view__size-btn {
  padding: 0.45rem 0.9rem;
  border: 1.5px solid rgba(0,0,0,0.18);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  background: #fff;
}

.quick-view__size-btn:hover,
.quick-view__size-btn.is-selected {
  border-color: var(--green);
  background: var(--green);
  color: #fff;
}

.quick-view__size-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.quick-view__qty {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1.5px solid rgba(0,0,0,0.18);
  border-radius: var(--radius-sm);
  overflow: hidden;
  width: fit-content;
  margin-bottom: 1.25rem;
}

.quick-view__qty-btn {
  width: 2.2rem;
  height: 2.5rem;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f5f5f5;
  border: none;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.quick-view__qty-btn:hover { background: rgba(74,124,89,0.15); }

.quick-view__qty-input {
  width: 3rem;
  height: 2.5rem;
  border: none;
  text-align: center;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  border-left: 1px solid rgba(0,0,0,0.1);
  border-right: 1px solid rgba(0,0,0,0.1);
}

.quick-view__qty-input:focus { outline: none; }

.quick-view__add-btn {
  width: 100%;
  justify-content: center;
}

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

@media (max-width: 1100px) {
  .shop-layout__inner {
    grid-template-columns: 220px 1fr;
    gap: 1.5rem;
  }

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

@media (max-width: 900px) {
  /* Filters become a hidden drawer on mobile */
  .shop-layout__inner {
    grid-template-columns: 1fr;
  }

  .shop-filters {
    display: none;
    position: fixed;
    inset: 0;
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 500;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    max-height: 80vh;
    overflow-y: auto;
    transform: translateY(100%);
    transition: transform var(--transition-base);
    box-shadow: 0 -8px 40px rgba(0,0,0,0.2);
  }

  .shop-filters.is-open {
    display: block;
    transform: translateY(0);
  }

  .shop-filters__mobile-toggle { display: inline-flex; color: var(--dark-green); border-color: var(--dark-green); }

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

  .quick-view-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 500px) {
  .product-grid {
    grid-template-columns: 1fr;
  }

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

  .shop-pagination {
    gap: 0.25rem;
  }
}

/* ════════════════════════════════════════════════════════════
   PRINT
   ════════════════════════════════════════════════════════════ */

@media print {
  .shop-filters,
  .shop-modal,
  .lfs-cart-fab,
  .product-card__quick-view,
  .product-card__actions { display: none !important; }
}