/* ==========================================================================
   products.css — catalogue listing and product detail pages
   ========================================================================== */

/* ---- Catalogue listing ------------------------------------------------- */
.catalogue__bar {
  position: sticky;
  top: var(--mainbar-h);
  z-index: 40;
  background: var(--paper);
  border-bottom: 1px solid var(--line-strong);
}

.catalogue__bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-block: 14px;
}

/* Wrap on desktop so every family is visible; scroll sideways on phones. */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  display: inline-flex;
  flex: none;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: var(--white);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
  transition: border-color 0.2s, background-color 0.2s, color 0.2s;
}

.chip span {
  color: var(--muted-2);
  font-weight: 500;
}

.chip:hover {
  border-color: var(--text);
}

.chip.is-active {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--white);
}

.chip.is-active span {
  color: var(--accent-bright);
}

.search {
  position: relative;
  flex: none;
  width: 240px;
}

.search .icon {
  position: absolute;
  top: 50%;
  left: 12px;
  transform: translateY(-50%);
  color: var(--muted-2);
  pointer-events: none;
}

.search input {
  width: 100%;
  padding: 10px 12px 10px 40px;
  background: var(--white);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
}

.search input:focus {
  border-color: var(--accent);
  outline: 0;
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.18);
}

.catalogue__body {
  padding-block: 36px clamp(64px, 8vw, 104px);
}

.catalogue__status {
  margin-bottom: 20px;
  font-size: 0.9375rem;
  color: var(--muted);
}

.empty {
  padding: 56px 24px;
  text-align: center;
  background: var(--white);
  border: 1px dashed var(--line-strong);
}

.empty h2 {
  margin-bottom: 8px;
  font-size: 1.75rem;
}

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

/* ---- Product detail ---------------------------------------------------- */
.detail {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: clamp(32px, 5vw, 64px);
  padding-block: clamp(32px, 5vw, 56px) clamp(40px, 6vw, 72px);
}

.detail__gallery {
  min-width: 0;
}

.detail__stage {
  position: relative;
  aspect-ratio: 1 / 1;
  background: var(--white);
  border: 1px solid var(--line);
}

.detail__stage img {
  position: absolute;
  inset: clamp(16px, 3vw, 32px);
  width: calc(100% - 2 * clamp(16px, 3vw, 32px));
  height: calc(100% - 2 * clamp(16px, 3vw, 32px));
  object-fit: contain;
}

.detail__thumbs {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(76px, 1fr));
  gap: 10px;
  margin-top: 10px;
}

.thumb {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  padding: 0;
  background: var(--white);
  border: 1px solid var(--line);
  transition: border-color 0.2s;
}

.thumb img {
  position: absolute;
  inset: 6px;
  width: calc(100% - 12px);
  height: calc(100% - 12px);
  object-fit: contain;
}

.thumb:hover {
  border-color: var(--muted-2);
}

.thumb.is-active {
  border-color: var(--accent);
  box-shadow: inset 0 0 0 1px var(--accent);
}

.detail__title {
  margin-bottom: 20px;
  font-size: clamp(2.5rem, 5vw, 4rem);
}

.detail__intro {
  margin-bottom: 14px;
  font-size: 1.125rem;
  color: var(--muted);
}

.authorised-note {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-block: 24px;
  padding: 14px 18px;
  background: var(--paper-2);
  border-left: 3px solid var(--accent);
  font-size: 0.96875rem;
  line-height: 1.4;
}

.authorised-note__icon {
  display: grid;
  width: 32px;
  height: 32px;
  flex: none;
  place-items: center;
  background: var(--accent);
  color: var(--white);
}

.detail .spec-table {
  margin-block: 24px;
}

.stock {
  margin-block: 28px;
}

.stock__title {
  margin-bottom: 12px;
  font-size: 1.25rem;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.stock__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.stock__list li {
  padding: 7px 14px;
  background: var(--white);
  border: 1px solid var(--accent);
  font-family: var(--font-display);
  font-size: 1.1875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--accent);
}

.stock__note {
  margin-top: 12px;
  font-size: 0.96875rem;
  color: var(--muted);
}

.detail__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

/* ---- Features / series ------------------------------------------------- */
.features {
  padding-block: 8px clamp(40px, 6vw, 72px);
}

.features__title {
  margin-bottom: 24px;
  padding-top: 32px;
  border-top: 2px solid var(--text);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
}

.features__list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 56px;
}

.feature {
  display: flex;
  gap: 20px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line-strong);
}

.feature__num {
  min-width: 2ch;
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  line-height: 1;
  color: var(--accent);
}

.feature h3 {
  margin-bottom: 6px;
  font-size: 1.375rem;
  letter-spacing: 0.03em;
}

.feature p {
  color: var(--muted);
}

.features__tags {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 10px 32px;
}

.features__tags li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-strong);
  font-weight: 600;
}

.features__tags .icon {
  flex: none;
  color: var(--accent);
}

.series {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 56px;
}

.series > div {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-strong);
}

.series dt {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.series dd {
  color: var(--muted);
  text-align: right;
}

/* ---- Previous / next --------------------------------------------------- */
.pager {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: clamp(48px, 6vw, 80px);
}

.pager__link {
  display: flex;
  align-items: center;
  gap: 14px;
  max-width: 48%;
  padding: 14px 20px;
  background: var(--white);
  border: 1px solid var(--line);
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  line-height: 1.1;
  text-transform: uppercase;
  transition: border-color 0.2s, color 0.2s;
}

.pager__link small {
  display: block;
  margin-bottom: 2px;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--muted-2);
}

.pager__link--next {
  margin-left: auto;
  text-align: right;
}

.pager__link:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ---- Responsive -------------------------------------------------------- */
@media (max-width: 900px) {
  .detail {
    grid-template-columns: 1fr;
  }

  .features__list,
  .series {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .catalogue__bar-inner {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .search {
    width: 100%;
  }

  .chips {
    flex-wrap: nowrap;
    margin-inline: calc(var(--gutter) * -1);
    padding-inline: var(--gutter);
    overflow-x: auto;
    scrollbar-width: none;
  }

  .chips::-webkit-scrollbar {
    display: none;
  }
}

@media (max-width: 560px) {
  .pager {
    flex-direction: column;
  }

  .pager__link {
    max-width: none;
  }

  .detail__actions .btn {
    flex: 1 1 100%;
  }
}