/* assets/css/catalogue.css */

/* Shop, product and colour pages (loaded through $page['styles']).
   Shared pieces (option pills, size choices, stepper, accordion, toasts)
   live in style.css. */

/* =========================================================
   Buying pieces shared by the product and colour pages
   (the product page's own layout lives in product.css)
   ========================================================= */

.product-price {
  margin: 0 0 var(--space-5);
  font-family: var(--font-ui);
  font-weight: 500;
  font-size: 1.75rem;
  color: var(--sigma-text-dark);
}
.product-price[hidden] { display: none; }
/* The colour page card's MRP line sits close under its price (decision 73). */
.colour-model-body .product-price:has(+ .colour-model-mrp:not([hidden])) { margin-bottom: var(--space-1); }
.colour-model-body .colour-model-mrp { margin: 0 0 var(--space-5); font-size: 0.95rem; }

.atc-form { display: flex; flex-wrap: wrap; gap: var(--space-3); margin: var(--space-4) 0 var(--space-5); }
.atc-buttons { display: flex; flex-wrap: wrap; flex: 1 1 260px; gap: var(--space-3); }
/* Buttons never wrap their label, so on the narrowest phones they stack. */
.atc-buttons .btn { flex: 1 1 130px; min-height: 48px; }
.atc-buttons .icon { width: 20px; height: 20px; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; transform: none; box-shadow: none; }

/* "Questions? Call … or WhatsApp us" line (cart, colour pages). */
.product-help {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  background: var(--sigma-bg-section);
  font-size: 0.95rem;
  color: var(--sigma-text-dark);
}
.product-help .icon { width: 20px; height: 20px; margin-top: 2px; color: var(--sigma-blue); }
.product-help a { color: var(--sigma-primary-dark); text-decoration: underline; text-underline-offset: 3px; }

/* =========================================================
   Shop page
   ========================================================= */

.shop { padding-top: var(--space-5); }
.shop-head { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: var(--space-3); }
.shop-head h1 { margin: 0; }
.shop-count { margin: 0; font-family: var(--font-ui); }

.shop-title { margin-bottom: var(--space-5); }

/* Filters in a left sidebar from 960px; above the results on phones,
   behind a "Filters" button. */
/* minmax(0, …): an auto track grows to its widest content (long group
   descriptions, the sort menu) and pushes the page past a phone screen. */
.shop-layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-5); align-items: start; }
@media (min-width: 960px) {
  .shop-layout { grid-template-columns: 260px minmax(0, 1fr); gap: var(--space-7); }
  .shop-sidebar { position: sticky; top: calc(var(--header-height) + var(--space-5)); }
}
.shop-filters-toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: var(--touch);
  padding: 0 var(--space-4);
  border: 1px solid var(--sigma-border);
  border-radius: 999px;
  background: var(--sigma-white);
  font-family: var(--font-ui);
  font-weight: 500;
  color: var(--sigma-text-dark);
}
.shop-filters-toggle .icon { width: 18px; height: 18px; }
@media (min-width: 960px) {
  .shop-filters-toggle { display: none; }
}
.filters-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 22px;
  padding: 0 6px;
  border-radius: 999px;
  background: var(--sigma-primary);
  color: var(--sigma-white);
  font-size: 0.75rem;
}
.shop-filters {
  padding: var(--space-5);
  background: var(--sigma-white);
  border: 1px solid var(--sigma-border);
  border-radius: var(--radius-lg);
}
@media (max-width: 959px) {
  .shop-filters { display: none; margin-top: var(--space-3); }
  .shop-sidebar.is-open .shop-filters { display: block; }
}
.shop-filters-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--sigma-border);
}
.shop-filters-head h2 { margin: 0; font-size: 1.15rem; }
.link-clear { font-family: var(--font-ui); font-size: 0.9rem; color: var(--sigma-primary-dark); text-decoration: underline; text-underline-offset: 3px; }
.filter-group { border: 0; margin: 0 0 var(--space-4); padding: 0; min-width: 0; }
.filter-group + .filter-group { padding-top: var(--space-4); border-top: 1px solid var(--sigma-border); }
/* A floated legend leaves the fieldset border, so the divider above each
   group runs unbroken instead of through the heading. */
.filter-group legend {
  float: left;
  width: 100%;
  margin-bottom: var(--space-2);
  padding: 0;
  font-family: var(--font-ui);
  font-weight: 500;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--sigma-text-medium);
}
.filter-option {
  clear: left;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: var(--touch);
  font-family: var(--font-ui);
  color: var(--sigma-text-dark);
  cursor: pointer;
}
.filter-option input { width: 18px; height: 18px; margin: 0; accent-color: var(--sigma-primary); flex-shrink: 0; }
.filter-option .dot { width: 16px; height: 16px; margin-right: calc(var(--space-1) * -1); }
.filter-option:has(input:checked) { font-weight: 500; }

.shop-results-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}
.active-filters { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-bottom: var(--space-5); }
.active-filter {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: var(--touch);
  padding: 0 var(--space-3);
  border-radius: 999px;
  background: var(--sigma-navy);
  color: var(--sigma-white);
  font-family: var(--font-ui);
  font-size: 0.85rem;
}
.active-filter .icon { width: 14px; height: 14px; }
.active-filter:hover { background: var(--sigma-primary); }
/* Under the chips while "Sets" is chosen with a size or "In stock only" (which set cards ignore). */
.shop-note { margin: 0 0 var(--space-5); font-size: 0.9rem; color: var(--sigma-text-medium); }
/* The sidebar narrows the results area, so cards top out at three across. */
.shop-results .featured-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (min-width: 768px) {
  .shop-results .featured-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
.filter-sort { display: inline-flex; align-items: center; gap: var(--space-2); font-family: var(--font-ui); color: var(--sigma-text-medium); }
.filter-sort select {
  min-height: var(--touch);
  padding: 0 var(--space-3);
  border: 1px solid var(--sigma-border);
  border-radius: var(--radius-sm);
  background: var(--sigma-white);
  font: inherit;
  color: var(--sigma-text-dark);
}

.shop-group + .shop-group { margin-top: var(--space-8); }
.shop-group-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--sigma-border);
}
.shop-group-head h2 { margin: 0 0 var(--space-1); font-size: clamp(1.4rem, 1.2rem + 0.8vw, 1.9rem); }
.shop-group-head p { margin: 0; }

/* Set cards (includes/partials/set-card.php): the Shop's sets and the
   product page's Complete the set. The saving line is plain text under the
   price: no strike-through, badge or percentage (CLAUDE.md rule 1). */
.set-card .price { margin-bottom: var(--space-1); }
.set-card-saving { margin: 0; font-family: var(--font-ui); font-size: 0.9rem; color: var(--sigma-text-dark); }

.colour-chips { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.colour-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  min-height: 52px;
  padding: 0 var(--space-5) 0 var(--space-2);
  border: 1px solid var(--sigma-border);
  border-radius: 999px;
  background: var(--sigma-white);
  font-family: var(--font-ui);
  font-weight: 500;
  color: var(--sigma-text-dark);
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
.colour-chip:hover { transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.colour-chip[aria-current="page"] { border-color: var(--sigma-navy); box-shadow: 0 0 0 1px var(--sigma-navy); }
.colour-chip-swatch {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--swatch, var(--sigma-bg-hero));
  box-shadow: inset 0 0 0 1px rgba(17, 17, 17, 0.08);
}

/* =========================================================
   Colour page
   ========================================================= */

.colour-hero { padding: var(--space-6) 0 0; }
.colour-hero-inner { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-5); }
.colour-hero-text { flex: 1 1 0; min-width: 0; }
/* Share ends the hero row on wide screens and takes its own row under the title on phones. */
.colour-hero-share { flex-basis: 100%; }
@media (min-width: 768px) {
  .colour-hero-share { flex-basis: auto; }
  .colour-hero-share .share-sheet { left: auto; right: 0; }
}
.colour-hero h1 { margin: 0; }
.colour-hero-swatch {
  flex-shrink: 0;
  width: clamp(72px, 12vw, 120px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--swatch, var(--sigma-bg-hero));
  border: 4px solid var(--sigma-white);
  box-shadow: var(--shadow-md);
}

.colour-models { display: grid; gap: var(--space-6); }
/* minmax(0, 1fr): without it the column grows to fit three size choices
   side by side and overflows a 320px screen. */
.colour-model { display: grid; grid-template-columns: minmax(0, 1fr); }
.colour-model:hover { transform: none; }
.colour-model-media { aspect-ratio: 4 / 5; display: flex; align-items: center; justify-content: center; }
.colour-model-media img { width: 100%; height: 100%; object-fit: contain; aspect-ratio: auto; }
.colour-model-body { padding: var(--space-5); }
.colour-model-body h2 { font-size: clamp(1.4rem, 1.2rem + 0.8vw, 1.9rem); margin-bottom: var(--space-2); }
.colour-model-body h2 a:hover { color: var(--sigma-primary-dark); }
.colour-model .stock-status { margin: 0 0 var(--space-3); font-family: var(--font-ui); }
/* Here the form holds sizes, stock and buttons stacked, not the product
   page's stepper-and-buttons row. */
.colour-model .atc-form { display: block; margin: 0; }
.colour-model .atc-buttons { flex: none; }
@media (min-width: 768px) {
  .colour-model { grid-template-columns: minmax(0, 2fr) minmax(0, 3fr); align-items: center; }
  .colour-model-body { padding: var(--space-6); }
}

/* =========================================================
   Cart page
   ========================================================= */

.cart-page { padding-top: var(--space-5); }
.cart-page .form-success,
.cart-page .form-error { margin-top: var(--space-4); }
.cart-layout { display: grid; gap: var(--space-6); margin-top: var(--space-5); }
@media (min-width: 960px) {
  .cart-layout { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); align-items: start; }
  .cart-summary { position: sticky; top: calc(var(--header-height) + var(--space-5)); }
}
.cart-lines {
  background: var(--sigma-white);
  border: 1px solid var(--sigma-border);
  border-radius: var(--radius-lg);
}
.cart-line {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: var(--space-3) var(--space-4);
  padding: var(--space-5);
}
.cart-line + .cart-line { border-top: 1px solid var(--sigma-border); }
.cart-line-media {
  grid-row: span 3;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: var(--radius-sm);
}
.cart-line-media img { width: 100%; height: 100%; object-fit: contain; }
.cart-line-media .media-placeholder { width: 50%; }
.cart-line.is-unavailable .cart-line-media { opacity: 0.5; }
.cart-line-name { margin: 0; font-size: 1.1rem; }
.cart-line-name a:hover { color: var(--sigma-primary-dark); }
.cart-line-detail,
.cart-line-unit { margin: 2px 0 0; font-size: 0.9rem; }
.cart-line-actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3) var(--space-4); }
.cart-line-total { margin: 0; font-family: var(--font-ui); font-weight: 500; font-size: 1.1rem; color: var(--sigma-text-dark); }
/* A set: its suitcases (colour · size) under its name, its saving under its price (sets spec §4). */
.cart-set-members { display: grid; gap: 2px; margin: var(--space-1) 0 0; padding: 0; list-style: none; font-size: 0.9rem; }
.cart-set-members li { display: flex; align-items: center; gap: var(--space-2); }
.cart-set-members .dot { flex-shrink: 0; }
.cart-set-saving { margin: 2px 0 0; font-size: 0.9rem; color: var(--sigma-text-dark); }
@media (min-width: 600px) {
  .cart-line { grid-template-columns: 112px minmax(0, 1fr) auto; }
  .cart-line-media { grid-row: span 2; }
  .cart-line-total { grid-column: 3; grid-row: 1; text-align: right; }
  .cart-line-actions { grid-column: 2 / 4; }
}

.cart-summary {
  padding: var(--space-5);
  background: var(--sigma-white);
  border: 1px solid var(--sigma-border);
  border-radius: var(--radius-lg);
}
.cart-summary h2 { font-size: 1.25rem; }
.cart-continue { margin: var(--space-3) 0; }

/* ------------------------------------------------------------------
   Share panel (product and colour pages): a pop-over beside the button
   on wide screens, a bottom sheet on phones. <details> keeps it working
   without JavaScript; the summary's backdrop closes it on phones.
   ------------------------------------------------------------------ */
.share { position: relative; }
.share > summary { list-style: none; cursor: pointer; }
.share > summary::-webkit-details-marker { display: none; }
.share-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: var(--touch);
  padding: 0 var(--space-4);
  border: 1px solid var(--sigma-border);
  border-radius: 999px;
  background: var(--sigma-white);
  font-family: var(--font-ui);
  font-size: 0.9rem;
  color: var(--sigma-text-dark);
}
.share-btn:hover, .share[open] > .share-btn { border-color: var(--sigma-text-light); }
.share-btn .icon { width: 18px; height: 18px; }

.share-sheet {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 0;
  z-index: var(--z-modal);
  width: min(380px, calc(100vw - 2 * var(--space-4)));
  padding: var(--space-4);
  border: 1px solid var(--sigma-border);
  border-radius: var(--radius-lg);
  background: var(--sigma-white);
  box-shadow: var(--shadow-lg);
}
.share-sheet-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-3); }
.share-sheet-title { margin: 0; font-family: var(--font-heading); font-weight: 600; font-size: 1.05rem; color: var(--sigma-text-dark); }
.share-close {
  display: inline-grid;
  place-items: center;
  width: var(--touch);
  height: var(--touch);
  margin: calc(-1 * var(--space-2));
  border: 0;
  border-radius: 999px;
  background: none;
  color: var(--sigma-text-medium);
}
.share-close:hover { background: var(--sigma-bg-light); color: var(--sigma-text-dark); }
.share-photos { width: 100%; justify-content: center; gap: var(--space-2); }
.share-photos[hidden],
.share-close[hidden] { display: none; }
.share-photos-hint { margin: var(--space-2) 0 0; font-size: 0.85rem; color: var(--sigma-text-medium); text-align: center; }
.share-preview {
  max-height: 11rem;
  overflow-y: auto;
  margin: var(--space-3) 0;
  padding: var(--space-3);
  border-radius: var(--radius-md);
  background: var(--sigma-bg-light);
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--sigma-text-dark);
  white-space: pre-line;
  overflow-wrap: anywhere;
}
.share-targets { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-2); margin: 0; padding: 0; list-style: none; }
.share-target {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  min-height: var(--touch);
  padding: 0 var(--space-3);
  border: 1px solid var(--sigma-border);
  border-radius: var(--radius-md);
  background: var(--sigma-white);
  font-family: var(--font-ui);
  font-size: 0.9rem;
  color: var(--sigma-text-dark);
  text-decoration: none;
  text-align: left;
}
.share-target:hover { border-color: var(--sigma-navy); }
.share-target .icon { flex: none; width: 20px; height: 20px; color: var(--sigma-primary); }

@media (max-width: 767px) {
  .share[open] > summary::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    background: color-mix(in srgb, var(--sigma-black) 45%, transparent);
    cursor: default;
  }
  .share-sheet {
    position: fixed;
    inset: auto 0 0;
    z-index: calc(var(--z-modal) + 1);
    width: auto;
    max-height: 85vh;
    overflow-y: auto;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    padding-bottom: calc(var(--space-5) + env(safe-area-inset-bottom));
  }
  .share-targets { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 767px) and (prefers-reduced-motion: no-preference) {
  .share[open] .share-sheet { animation: share-sheet-up var(--dur-base) var(--ease-out); }
}
@keyframes share-sheet-up { from { transform: translateY(100%); } }

/* Colour page: the bulk & corporate orders strip between the models and "More colours". */
.bulk-strip { padding: clamp(28px, 4vw, 48px) 0; }
.bulk-strip-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-4); }
.bulk-strip h2 { margin-bottom: var(--space-2); font-size: clamp(1.3rem, 1.1rem + 1vw, 1.8rem); }
.bulk-strip p { margin: 0; }