/* ==========================================================================
   Sew Winner 產品型錄 — 版型樣式 v2
   概念:五金/工具型錄的「庫存吊牌」語彙
   - 深青綠色塊當頁首,像工作室牆上釘著的招牌
   - 每張卡片頂端的型號徽章,像蓋印在吊牌上的編號
   ========================================================================== */

:root {
  --sw-bg: #f5f3ef;
  --sw-surface: #ffffff;
  --sw-ink: #262220;
  --sw-ink-muted: #756c62;
  --sw-accent: #2f5d62;
  --sw-accent-deep: #1c3d40;
  --sw-accent-tint: #e8f0ef;
  --sw-line: #e3ded5;
  --sw-shadow: 0 1px 2px rgba(38, 34, 32, 0.04), 0 8px 24px rgba(38, 34, 32, 0.06);
  --sw-shadow-hover: 0 4px 10px rgba(38, 34, 32, 0.06), 0 16px 32px rgba(47, 93, 98, 0.14);
  --sw-radius: 6px;
}

.sw-catalog-wrap,
.sw-single-wrap {
  background: var(--sw-bg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.sw-header-band {
  background: var(--sw-accent);
  background-image: linear-gradient(160deg, var(--sw-accent) 0%, var(--sw-accent-deep) 100%);
  padding: 3rem clamp(1rem, 4vw, 3rem) 2.25rem;
}

.sw-header-band-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.sw-header-band h1 {
  font-size: clamp(1.9rem, 3.4vw, 2.75rem);
  color: #fbf9f5;
  margin: 0 0 0.6rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.sw-breadcrumb {
  font-size: 0.85rem;
  color: #bcd6d3;
}

.sw-breadcrumb a {
  color: #dcece9;
  text-decoration: none;
  border-bottom: 1px solid rgba(220, 236, 233, 0.4);
}

.sw-breadcrumb a:hover,
.sw-breadcrumb a:focus-visible {
  border-color: #dcece9;
}

.sw-catalog-body {
  padding: 2.5rem clamp(1rem, 4vw, 3rem) 4.5rem;
}

.sw-category-nav {
  max-width: 1200px;
  margin: 0 auto 2.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.sw-category-nav a {
  display: inline-block;
  padding: 0.5rem 1.05rem;
  background: var(--sw-surface);
  border: 1px solid var(--sw-line);
  border-radius: 999px;
  color: var(--sw-ink);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  transition: all 0.15s ease;
}

.sw-category-nav a:hover,
.sw-category-nav a:focus-visible {
  border-color: var(--sw-accent);
  color: var(--sw-accent-deep);
  background: var(--sw-accent-tint);
}

.sw-category-nav a.is-current {
  background: var(--sw-accent);
  border-color: var(--sw-accent);
  color: #fff;
}

.sw-product-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

@media (max-width: 900px) {
  .sw-product-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }
}

@media (max-width: 560px) {
  .sw-product-grid {
    grid-template-columns: 1fr;
    gap: 1.1rem;
  }
}

.sw-card {
  display: flex;
  flex-direction: column;
  background: var(--sw-surface);
  border: 1px solid var(--sw-line);
  border-radius: var(--sw-radius);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  box-shadow: var(--sw-shadow);
  transition: box-shadow 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}

.sw-card:hover,
.sw-card:focus-visible {
  border-color: #c7dad8;
  box-shadow: var(--sw-shadow-hover);
  transform: translateY(-3px);
}

.sw-card:focus-visible {
  outline: 2px solid var(--sw-accent);
  outline-offset: 2px;
}

.sw-card-body {
  padding: 1.35rem 1.35rem 1rem;
}

.sw-sku-tag {
  display: inline-block;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #fff;
  background: var(--sw-accent);
  border-radius: 3px;
  padding: 0.22rem 0.55rem;
  margin-bottom: 0.65rem;
}

.sw-card-name {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--sw-ink);
  line-height: 1.4;
  margin: 0 0 0.4rem;
}

.sw-card-spec {
  font-size: 0.83rem;
  color: var(--sw-ink-muted);
  line-height: 1.5;
  margin: 0;
  min-height: 1.2em;
}

.sw-card-image {
  aspect-ratio: 1 / 1;
  background: radial-gradient(circle at 50% 42%, #ffffff 0%, #f2efe9 78%, #ece7de 100%);
  border-top: 1px solid var(--sw-line);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.sw-card-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 0.75rem;
  position: relative;
  z-index: 1;
}

.sw-card-image.is-empty::after {
  content: "圖片準備中";
  font-size: 0.8rem;
  color: var(--sw-ink-muted);
}

.sw-pagination {
  max-width: 1200px;
  margin: 3.5rem auto 0;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.sw-pagination a,
.sw-pagination span {
  min-width: 2.25rem;
  text-align: center;
  padding: 0.5rem 0.7rem;
  border: 1px solid var(--sw-line);
  border-radius: 4px;
  color: var(--sw-ink);
  text-decoration: none;
  font-size: 0.85rem;
  background: var(--sw-surface);
}

.sw-pagination .current {
  background: var(--sw-accent);
  border-color: var(--sw-accent);
  color: #fff;
  font-weight: 600;
}

.sw-pagination a:hover,
.sw-pagination a:focus-visible {
  border-color: var(--sw-accent);
  color: var(--sw-accent-deep);
}

.sw-single-wrap {
  padding: 3rem clamp(1rem, 4vw, 3rem) 4.5rem;
}

.sw-single-inner {
  max-width: 1020px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  background: var(--sw-surface);
  border: 1px solid var(--sw-line);
  border-radius: 10px;
  padding: 2.75rem;
  box-shadow: var(--sw-shadow);
}

@media (max-width: 720px) {
  .sw-single-inner {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 1.5rem;
  }
}

.sw-single-image {
  aspect-ratio: 1 / 1;
  background: radial-gradient(circle at 50% 42%, #ffffff 0%, #f2efe9 78%, #ece7de 100%);
  border: 1px solid var(--sw-line);
  border-radius: var(--sw-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.sw-single-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 1.75rem;
}

.sw-single-info h1 {
  font-size: clamp(1.6rem, 2.6vw, 2.1rem);
  color: var(--sw-ink);
  margin: 0 0 0.85rem;
  line-height: 1.3;
  font-weight: 700;
}

.sw-single-info .sw-sku-tag {
  font-size: 0.78rem;
  margin-bottom: 1.1rem;
}

.sw-single-info .sw-spec-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  color: var(--sw-ink-muted);
  margin: 1.5rem 0 0.4rem;
}

.sw-single-info .sw-spec-value {
  font-size: 0.98rem;
  color: var(--sw-ink);
  line-height: 1.65;
}

.sw-single-info .sw-category-link {
  display: inline-block;
  margin-top: 1.75rem;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--sw-accent);
  text-decoration: none;
  border-bottom: 1px solid var(--sw-accent);
  padding-bottom: 1px;
}

.sw-single-info .sw-category-link:hover,
.sw-single-info .sw-category-link:focus-visible {
  color: var(--sw-accent-deep);
  border-color: var(--sw-accent-deep);
}

.sw-related {
  max-width: 1020px;
  margin: 3.5rem auto 0;
}

.sw-related h2 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--sw-ink);
  margin: 0 0 1.4rem;
  padding-bottom: 0.85rem;
  border-bottom: 2px solid var(--sw-line);
}

.sw-related .sw-product-grid {
  max-width: none;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

@media (max-width: 900px) {
  .sw-related .sw-product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.sw-related .sw-card-body {
  padding: 1rem 1.1rem 0.75rem;
}

.sw-related .sw-card-name {
  font-size: 0.9rem;
}

@media (prefers-reduced-motion: reduce) {
  .sw-card {
    transition: none;
  }
}