@charset "UTF-8";
/* 详情页样式：文章详情、产品详情、单页长文 */

.article-head { padding: 26px 0 22px; border-bottom: 1px solid var(--line); }
.article-head h1 { font-size: clamp(24px, 2.9vw, 34px); margin: 0 0 14px; line-height: 1.35; }
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  font-size: 13px;
  color: var(--muted);
}
.article-body { padding: 28px 0 8px; }
.article-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin: 34px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}
.article-nav a,
.article-nav span {
  display: block;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.55;
}
.article-nav a:hover { border-color: var(--accent); color: var(--brand); background: var(--accent-soft); }
.article-nav span { color: var(--muted); background: var(--bg-alt); }
.article-nav__label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 4px; }

/* 产品详情 */
.product-hero {
  display: grid;
  grid-template-columns: minmax(0, 460px) minmax(0, 1fr);
  gap: 40px;
  align-items: start;
  padding: 30px 0 10px;
}
.product-hero__media {
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.product-hero__media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.product-hero__media--contain { background: #fff; }
.product-hero__media--contain img { object-fit: contain; padding: 16px; }
.product-hero__media--plate {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 4 / 3;
  background: linear-gradient(160deg, #eef7f1, #dcece2);
  border: 1px solid var(--line);
}
.product-hero__media--plate span {
  font-size: clamp(20px, 2.4vw, 30px);
  font-weight: 800;
  color: var(--brand);
  letter-spacing: .08em;
  text-align: center;
  line-height: 1.55;
}

.product-hero__title { font-size: clamp(23px, 2.7vw, 32px); margin: 0 0 12px; }
.product-hero__cat { margin-bottom: 16px; }
.product-hero__lede { color: var(--ink-soft); font-size: 16px; }
.product-hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
.product-spec { margin: 22px 0 0; display: grid; gap: 0; }
.product-spec div {
  display: grid;
  grid-template-columns: 104px minmax(0, 1fr);
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 14.5px;
}
.product-spec dt { color: var(--muted); }
.product-spec dd { margin: 0; color: var(--ink); }

.section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  margin: 40px 0 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}
.section-title::before {
  content: "";
  width: 3px; height: 18px;
  background: var(--gold);
  border-radius: 2px;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

/* 单页（公司简介 / 联系我们 等） */
.page-narrow { max-width: 900px; }
.info-band {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin: 26px 0 34px;
}
.info-band__item {
  padding: 18px 20px;
  background: var(--bg-alt);
  border-radius: var(--radius);
  border-left: 3px solid var(--brand);
}
.info-band__label { font-size: 12.5px; color: var(--muted); letter-spacing: .08em; margin-bottom: 4px; }
.info-band__value { font-size: 16px; font-weight: 700; color: var(--ink); line-height: 1.5; }

/* 正文插图 */
.prose-figure { margin: 26px 0 30px; }
.prose-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 8px;
  border: 1px solid var(--line);
  transition: border-color .24s ease, box-shadow .24s ease;
}
.prose-figure img:hover { border-color: var(--line-strong); box-shadow: 0 10px 26px rgba(15, 23, 42, .1); }
.prose-figure figcaption {
  margin-top: 10px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
  text-align: center;
}
.prose-figure--pack { max-width: 520px; margin-left: auto; margin-right: auto; }
.prose-figure--pack img { background: #fff; }
@media (prefers-reduced-motion: reduce) {
  .prose-figure img { transition: none; }
}

@media (max-width: 900px) {
  .product-hero { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .product-hero__media { max-width: 520px; }
  .related-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .info-band { grid-template-columns: minmax(0, 1fr); }
  .article-nav { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 560px) {
  .related-grid { grid-template-columns: minmax(0, 1fr); }
  .product-spec div { grid-template-columns: 84px minmax(0, 1fr); gap: 10px; }
}