/* =========================================================
   BREADCRUMB + CATEGORY HERO
   ========================================================= */
.breadcrumb-bar {
  padding: 14px 0;
  font-size: var(--fs-xs);
  color: var(--ink-faint);
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--line-hair);
}
.breadcrumb-bar a { transition: color .2s var(--ease-out); }
.breadcrumb-bar a:hover { color: var(--accent); }
.breadcrumb-bar b { color: var(--ink); font-weight: 400; }
.breadcrumb-bar .sep { color: var(--ink-trace); margin: 0 8px; }

.cat-hero {
  padding: 40px 0;
  background: var(--fill-light);
}
.cat-hero-inner { display: grid; grid-template-columns: 1fr auto; gap: 32px; align-items: flex-end; }
.cat-hero .eyebrow { margin-bottom: 10px; }
.cat-hero h1 { font-size: var(--fs-3xl); font-weight: 400; letter-spacing: 0.02em; line-height: 1.2; margin-bottom: 12px; }
.cat-hero p { max-width: 620px; font-size: var(--fs-md); color: var(--ink-mid); line-height: 1.85; margin-bottom: 18px; }
.cat-hero .cat-stats { display: flex; gap: 20px; font-size: var(--fs-xs); letter-spacing: 0.05em; color: var(--ink-mid); flex-wrap: wrap; }
.cat-hero .cat-stats span { display: inline-flex; align-items: center; gap: 8px; }
.cat-hero .cat-stats span::before { content: ""; width: 5px; height: 5px; background: var(--accent); display: inline-block; }
.cat-hero .cat-stats b { font-weight: 400; font-size: var(--fs-md); margin-right: 2px; font-variant-numeric: tabular-nums; }
.cat-hero-actions { display: flex; flex-direction: column; gap: 10px; align-items: flex-end; }

/* =========================================================
   LIST LAYOUT
   ========================================================= */
.list-layout { display: grid; grid-template-columns: 260px 1fr; gap: 48px; padding: 40px 0 80px; }

/* =========================================================
   SIDEBAR
   ========================================================= */
.sidebar { position: sticky; top: 120px; align-self: start; }
.filter-section { padding: 20px 0; border-bottom: 1px solid var(--line-hair); }
.filter-section:first-child { padding-top: 0; }
.filter-section:last-child { border-bottom: none; }
.filter-section h3 {
  font-size: var(--fs-2xs);
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.filter-section .clear { font-size: 9px; color: var(--accent); font-weight: 400; cursor: pointer; }
.filter-section .clear:hover { text-decoration: underline; }

.cat-tree { font-size: var(--fs-sm); }
.cat-tree > li { border-bottom: 1px dotted var(--line-hair); }
.cat-tree > li:last-child { border-bottom: none; }
.cat-tree > li > a,
.cat-tree > li > button {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  font-weight: 400;
  cursor: pointer;
  letter-spacing: 0.02em;
  text-align: left;
}
.cat-tree > li.open > a,
.cat-tree > li.open > button { font-weight: 400; }
.cat-tree .arrow {
  display: inline-block;
  width: 10px; height: 10px;
  margin-right: 8px;
  vertical-align: middle;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 10'><path d='M3.5 2.5l3 2.5-3 2.5' fill='none' stroke='%238a8a86' stroke-width='1.4' stroke-linecap='round' stroke-linejoin='round'/></svg>");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 10px 10px;
  transition: transform .2s var(--ease-out);
}
.cat-tree > li.open .arrow {
  transform: rotate(90deg);
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 10'><path d='M3.5 2.5l3 2.5-3 2.5' fill='none' stroke='%231a1a1a' stroke-width='1.4' stroke-linecap='round' stroke-linejoin='round'/></svg>");
}
.cat-tree .count { font-size: var(--fs-2xs); color: var(--ink-faint); background: var(--fill-light); padding: 1px 6px; font-variant-numeric: tabular-nums; }
.cat-tree .sub { padding: 0 0 8px 16px; }
.cat-tree .sub li {
  padding: 6px 0;
  font-size: var(--fs-xs);
  color: var(--ink-mid);
  cursor: pointer;
  font-weight: 400;
  position: relative;
  padding-left: 12px;
}
.cat-tree .sub li::before {
  content: "";
  position: absolute;
  left: 0; top: 50%;
  width: 6px; height: 1px;
  background: var(--line-soft);
}
.cat-tree .sub li.active { color: var(--accent); font-weight: 400; }
.cat-tree .sub li.active::before { background: var(--accent); width: 8px; }

/* =========================================================
   PRICE LIST (sidebar)
   ========================================================= */
.price-list { display: flex; flex-direction: column; }
.price-list li { list-style: none; }
.price-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0;
  font-size: var(--fs-xs);
  color: var(--ink-mid);
  border-bottom: 1px dotted var(--line-hair);
  text-decoration: none;
  transition: color .15s var(--ease-out);
}
.price-list li:last-child .price-item { border-bottom: none; }
.price-item:hover { color: var(--ink); }
.price-item.is-active { color: var(--accent); font-weight: 400; }
.price-item.is-active .count { background: var(--accent); color: #fff; }
.price-item .price-label { letter-spacing: 0.02em; font-variant-numeric: tabular-nums; }
.price-item .count {
  font-size: var(--fs-2xs);
  padding: 1px 6px;
  background: var(--fill-light);
  color: var(--ink-faint);
  font-variant-numeric: tabular-nums;
}
.filter-clear {
  display: inline-block;
  margin-top: 8px;
  font-size: 10px;
  color: var(--ink-faint);
  text-decoration: underline;
}
.filter-clear:hover { color: var(--accent); }

/* Product card price display */
.product-price {
  font-size: var(--fs-md);
  font-weight: 400;
  color: var(--ink);
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}

/* =========================================================
   TAG CLOUD (sidebar)
   ========================================================= */
.tag-cloud { display: flex; flex-wrap: wrap; gap: 6px; }
.tag-cloud li { list-style: none; }
.tag-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  font-size: var(--fs-xs);
  letter-spacing: 0.04em;
  color: var(--ink-mid);
  background: #fff;
  border: 1px solid var(--line-soft);
  text-decoration: none;
  transition: all .15s var(--ease-out);
}
.tag-chip:hover {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}
.tag-chip:hover .count {
  background: rgba(255,255,255,0.18);
  color: #fff;
}
.tag-chip.is-active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.tag-chip.is-active .count {
  background: rgba(255,255,255,0.22);
  color: #fff;
}
.tag-chip .count {
  font-size: 10px;
  padding: 0 5px;
  background: var(--fill-light);
  color: var(--ink-faint);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0;
}

/* =========================================================
   CONTENT CONTROLS
   ========================================================= */
.controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-soft);
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 12px;
}
.controls > * { display: inline-flex; align-items: center; height: 28px; }
.controls .count { font-size: var(--fs-sm); font-weight: 400; letter-spacing: 0.02em; line-height: 1; }
.controls .count .total { color: var(--ink-faint); font-weight: 400; margin-left: 4px; }
.controls-right { gap: 12px; font-size: var(--fs-xs); color: var(--ink-faint); margin-left: auto; }
.sort-select {
  height: 28px;
  padding: 0 10px;
  border: 1px solid var(--line-soft);
  background: #fff;
  color: var(--ink);
  font-size: var(--fs-xs);
  line-height: 26px;
  outline: none;
  cursor: pointer;
  box-sizing: border-box;
}

/* =========================================================
   PAGE NAV (compact in controls bar + full at bottom)
   ========================================================= */
.page-nav {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-xs);
}
.page-nav__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  height: 28px;
  padding: 0 8px;
  border: 1px solid var(--line-soft);
  background: #fff;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: all .15s var(--ease-out);
  font-variant-numeric: tabular-nums;
}
.page-nav__btn:hover { border-color: var(--ink); }
.page-nav__btn.is-current {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
  cursor: default;
}
.page-nav__btn.is-disabled {
  color: var(--ink-trace);
  cursor: not-allowed;
  pointer-events: none;
}
.page-nav__current {
  color: var(--ink-mid);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
  padding: 0 4px;
}
.page-nav__ellipsis { color: var(--ink-faint); padding: 0 2px; }

.page-nav--bottom {
  display: flex;
  justify-content: center;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--line-soft);
  flex-wrap: wrap;
}

/* =========================================================
   PRODUCT GRID
   ========================================================= */
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 48px; }
.product-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--line-soft);
  display: flex;
  flex-direction: column;
  transition: all .3s var(--ease-out);
}
.product-card:hover { box-shadow: 0 6px 18px rgba(0, 0, 0, 0.1); }
.product-card .product-link {
  position: absolute;
  inset: 0;
  z-index: 1;
  color: transparent;
  text-indent: -9999px;
}
.product-card .product-link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.product-card .add-btn { position: relative; z-index: 2; }
.product-image {
  aspect-ratio: 3 / 2;
  background-color: var(--fill-light);
  background-image: repeating-linear-gradient(45deg, transparent, transparent 8px, rgba(0,0,0,0.04) 8px, rgba(0,0,0,0.04) 9px);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink-faint);
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
  overflow: hidden;
  transition: background-color .25s var(--ease-out);
}
.product-image::after {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px dashed rgba(0,0,0,0.12);
  pointer-events: none;
  transition: inset .25s var(--ease-out), border-color .25s var(--ease-out);
}
.product-image .label {
  position: relative;
  z-index: 1;
  transition: transform .35s var(--ease-out);
}
.product-card:hover .product-image { background-color: #e3e3e3; }
.product-card:hover .product-image::after { inset: 6px; border-color: rgba(0,0,0,0.22); }
.product-card:hover .product-image .label { transform: scale(1.06); }
.product-tags { position: absolute; top: 10px; left: 10px; display: flex; flex-direction: column; gap: 4px; z-index: 2; }
.tag {
  display: inline-block;
  padding: 2px 6px;
  font-size: 9px;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: #fff;
  background: var(--ink);
  text-align: center;
}
.tag--ok,
.tag--warn,
.tag--out,
.tag--accent { background: var(--ink); }

/* Clickable filter tag — sits above the .product-link overlay */
.tag--clickable {
  position: relative;
  z-index: 2;
  cursor: pointer;
  text-decoration: none;
  transition: background-color .15s var(--ease-out), color .15s var(--ease-out);
}
.tag--clickable:hover {
  background: var(--accent);
  color: #fff;
}
.tag--clickable.is-active {
  background: var(--accent);
  color: #fff;
}

/* Active tag filter indicator above the product grid */
.active-tag-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  margin-bottom: 14px;
  background: var(--accent-soft);
  border-left: 3px solid var(--accent);
  font-size: var(--fs-xs);
  flex-wrap: wrap;
}
.active-tag-bar .active-tag-label {
  color: var(--ink-mid);
  letter-spacing: 0.04em;
}
.active-tag-bar .active-tag-pill {
  display: inline-block;
  padding: 3px 10px;
  background: var(--accent);
  color: #fff;
  font-weight: 400;
  letter-spacing: 0.06em;
}
.active-tag-bar .active-tag-clear {
  margin-left: auto;
  color: var(--accent-deep);
  text-decoration: underline;
  font-weight: 400;
  letter-spacing: 0.04em;
}
.active-tag-bar .active-tag-clear:hover { color: var(--ink); }

.product-body { padding: 16px 18px 18px; display: flex; flex-direction: column; flex: 1; }
.product-id { font-size: var(--fs-2xs); color: var(--ink-faint); letter-spacing: 0.15em; margin-bottom: 6px; font-variant-numeric: tabular-nums; }
.product-name { font-size: var(--fs-md); font-weight: 400; letter-spacing: 0.02em; line-height: 1.4; margin-bottom: 8px; min-height: 2.8em; }
.product-spec { font-size: var(--fs-xs); color: var(--ink-faint); line-height: 1.7; margin-bottom: 12px; flex: 1; }
.product-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 12px;
  border-top: 1px dotted var(--line-soft);
}
.stock { font-size: var(--fs-xs); font-weight: 400; font-variant-numeric: tabular-nums; }
.stock--ok { color: var(--ok); }
.stock--warn { color: var(--warn); }
.stock--out { color: var(--ink-faint); }
.stock small { font-weight: 400; color: var(--ink-faint); margin-left: 4px; }
.add-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--ink);
  color: #fff;
  font-size: var(--fs-2xs);
  font-weight: 400;
  letter-spacing: 0.08em;
  transition: all .2s var(--ease-out);
  cursor: pointer;
}
.add-btn:hover { background: var(--accent); }
.add-btn:disabled, .add-btn.disabled { background: var(--line-soft); color: var(--ink-faint); cursor: not-allowed; }
.add-btn.is-added { background: var(--ok); }

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1024px) {
  .list-layout { grid-template-columns: 1fr; gap: 24px; }
  .sidebar { position: static; }
  .product-grid { grid-template-columns: 1fr 1fr; }
  .cat-hero-inner { grid-template-columns: 1fr; }
  .cat-hero-actions { align-items: flex-start; }
}
@media (max-width: 768px) {
  .product-grid { grid-template-columns: 1fr; }
  .cat-hero { padding: 32px 0; }
  .cat-hero h1 { font-size: 28px; }
}