/* B2B / tooling industry patterns: trust strip, inner heroes, cert & resource cards */

.page-hero {
  position: relative;
  padding: 56px 0 48px;
  color: #e8eef6;
  background:
    radial-gradient(ellipse 100% 80% at 85% 15%, rgba(30, 64, 175, 0.14), transparent 52%),
    radial-gradient(ellipse 80% 60% at 10% 80%, rgba(110, 179, 255, 0.08), transparent 50%),
    linear-gradient(165deg, #0a0c14 0%, #0e121c 45%, #0a0d12 100%);
  border-bottom: 1px solid var(--line);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}
.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.35;
  background: repeating-linear-gradient(
    -12deg,
    transparent,
    transparent 8px,
    rgba(255, 255, 255, 0.03) 8px,
    rgba(255, 255, 255, 0.03) 9px
  );
}
.page-hero .container {
  position: relative;
  z-index: 1;
}
.page-hero__kicker {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(147, 197, 253, 0.9);
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(212, 165, 116, 0.45);
}
.page-hero h1 {
  margin: 0 0 12px;
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
}
.page-hero__lead {
  margin: 0;
  max-width: 46rem;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(210, 222, 238, 0.92);
}

.page-body {
  padding: 40px 0 52px;
}

.home-trust {
  padding: 28px 0 32px;
  background:
    linear-gradient(180deg, rgba(12, 16, 24, 0.98) 0%, rgba(8, 10, 16, 0.99) 100%);
  border-bottom: 1px solid var(--line);
}
.home-trust__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px 24px;
}
.home-trust__label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0;
  flex: 0 0 auto;
}
.home-trust__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  flex: 1 1 auto;
  justify-content: flex-end;
}
.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  border-radius: 999px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}
.trust-badge span.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 0 2px rgba(30, 64, 175, 0.2);
}

.home-explore {
  padding: 36px 0 8px;
}
.home-explore__head {
  text-align: center;
  max-width: 40rem;
  margin: 0 auto 22px;
}
.home-explore__head h2 {
  margin: 0 0 8px;
  font-size: clamp(22px, 3vw, 28px);
}
.home-explore__head p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.65;
}
.home-explore__head--split {
  text-align: start;
  max-width: none;
  margin: 0 0 28px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, min(28rem, 100%));
  gap: 16px 36px;
  align-items: end;
}
.home-explore__head--split h2 {
  margin: 0;
  font-size: clamp(24px, 3.2vw, 34px);
  letter-spacing: -0.02em;
}
.home-explore__head--split p {
  font-size: 15px;
}
@media (max-width: 720px) {
  .home-explore__head--split {
    grid-template-columns: 1fr;
    align-items: start;
  }
}
.explore-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
}
.explore-grid--bento {
  grid-template-columns: 1fr;
}
@media (min-width: 880px) {
  .explore-grid--bento {
    grid-template-columns: 1.12fr 1fr;
    grid-template-rows: auto auto auto;
    gap: 16px;
  }
  .explore-grid--bento .explore-card--feature {
    grid-column: 1;
    grid-row: 1 / span 2;
    min-height: 100%;
    padding: 28px 26px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
  }
  .explore-grid--bento .explore-card--feature h3 {
    font-size: clamp(20px, 2.2vw, 24px);
  }
  .explore-grid--bento > .explore-card:nth-child(2) {
    grid-column: 2;
    grid-row: 1;
  }
  .explore-grid--bento > .explore-card:nth-child(3) {
    grid-column: 2;
    grid-row: 2;
  }
  .explore-grid--bento > .explore-card:nth-child(4) {
    grid-column: 1 / -1;
    grid-row: 3;
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 16px 24px;
  }
  .explore-grid--bento > .explore-card:nth-child(4) .explore-card__go {
    margin-top: 0;
  }
}
.explore-card {
  display: block;
  text-decoration: none;
  color: inherit;
  padding: 22px 20px;
  background: linear-gradient(165deg, rgba(28, 33, 46, 0.88) 0%, rgba(18, 21, 30, 0.95) 100%);
  border: 1px solid var(--home-line, var(--line));
  border-radius: 12px;
  position: relative;
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}
.explore-card::before {
  content: "";
  position: absolute;
  left: 20px;
  right: 20px;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.75;
}
.explore-card:hover {
  transform: translateY(-3px);
  border-color: rgba(30, 64, 175, 0.22);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.35), 0 0 40px rgba(30, 64, 175, 0.08);
}
.explore-card h3 {
  margin: 0 0 8px;
  font-size: 17px;
  color: var(--ink);
}
.explore-card p {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}
.explore-card__go {
  margin-top: 12px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.content-band {
  margin-bottom: 28px;
}
.content-band h2 {
  font-size: 20px;
  margin: 0 0 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--accent);
  display: inline-block;
}
.content-band p,
.content-band li {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}
.page-body--rail {
  padding-top: 8px;
}
@media (min-width: 880px) {
  .content-band--rail {
    display: grid;
    grid-template-columns: minmax(140px, 200px) minmax(0, 1fr);
    gap: 12px 36px;
    align-items: start;
    margin-bottom: 36px;
    padding-bottom: 28px;
    border-bottom: 1px solid var(--line);
  }
  .content-band--rail:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
  }
  .content-band--rail h2 {
    position: sticky;
    top: 96px;
    margin: 0;
    padding: 0;
    border: none;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--muted);
    line-height: 1.45;
  }
  .content-band--rail .content-band__body {
    margin: 0;
    max-width: 46rem;
  }
  .content-band--rail .content-band__body p {
    margin: 0;
    font-size: 15px;
    line-height: 1.8;
  }
}
.check-list {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}
.check-list li {
  position: relative;
  padding-left: 1.35em;
  margin-bottom: 8px;
}
.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
  font-size: 13px;
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  margin-top: 16px;
}
.cert-card {
  padding: 16px 18px;
  background: rgba(18, 22, 32, 0.65);
  border: 1px solid var(--line);
  border-radius: 10px;
  border-inline-start-width: 3px;
  border-inline-start-color: var(--accent);
}
.cert-card h3 {
  margin: 0 0 6px;
  font-size: 15px;
}
.cert-card p {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
}

.industry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
  margin-top: 16px;
}
.industry-card {
  padding: 18px;
  background: linear-gradient(165deg, rgba(28, 33, 46, 0.75) 0%, rgba(18, 21, 30, 0.92) 100%);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}
.industry-card h3 {
  margin: 0 0 8px;
  font-size: 16px;
}
.industry-card p {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.65;
}

/* —— 顶栏下拉：产品介绍 / 行业案例 —— */
body > header .topbar,
body > header .container.topbar,
.primary-nav {
  overflow: visible !important;
}
.primary-nav .nav-dropdown {
  position: relative;
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  z-index: 1;
}
.primary-nav .nav-dropdown.is-open {
  z-index: 120;
}
.nav-dropdown__toggle {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 5px 7px;
  text-decoration: none;
  color: inherit;
  font-family: inherit;
  font-weight: 500;
  font-size: var(--topbar-fs, 9pt);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  border-radius: 4px;
  white-space: nowrap;
}
.nav-dropdown__toggle::after {
  content: "";
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid currentColor;
  opacity: 0.55;
  margin-top: 2px;
}
.nav-dropdown__menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 220px;
  margin: 0;
  padding: 6px 0;
  list-style: none;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.12);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition:
    opacity 0.18s ease,
    transform 0.18s ease,
    visibility 0s linear 1.5s;
  z-index: 500;
  pointer-events: none;
}
.nav-dropdown.is-open .nav-dropdown__menu,
.nav-dropdown:hover .nav-dropdown__menu,
.nav-dropdown:focus-within .nav-dropdown__menu {
  pointer-events: auto;
}
.nav-dropdown.is-open .nav-dropdown__menu,
.nav-dropdown:hover .nav-dropdown__menu,
.nav-dropdown:focus-within .nav-dropdown__menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition:
    opacity 0.18s ease,
    transform 0.18s ease,
    visibility 0s;
}
/* 下拉子菜单字号独立于顶栏小五，保持原 13px */
.nav-dropdown__menu a {
  display: block;
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: none;
  text-decoration: none;
  color: var(--ink);
  white-space: nowrap;
}
.nav-dropdown__menu a:hover,
.nav-dropdown__menu a.active {
  background: rgba(30, 64, 175, 0.08);
  color: var(--accent);
}
.nav-dropdown__toggle.active {
  color: var(--accent);
  background: rgba(30, 64, 175, 0.08);
}

/* 子页：仅展示当前条目内容 */
.industry-detail-wrap,
.product-detail-wrap {
  max-width: 52rem;
  margin: 0 auto;
}
.product-detail-wrap--wide {
  max-width: 72rem;
}
.product-sub-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 18px;
  margin: 8px 0 4px;
}

@media (max-width: 900px) {
  .product-sub-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .product-detail-card,
  .industry-card--solo {
    padding: 20px 16px;
  }

  .content-band--rail {
    display: block;
  }
}
.product-detail-card--intro {
  margin-bottom: 4px;
}
.product-detail-card--oem {
  margin: 12px 0 4px;
  border-color: #1e3a5f;
  background: linear-gradient(135deg, #f8fafc 0%, #eef4fa 100%);
  box-shadow: 0 4px 24px rgba(30, 58, 95, 0.08);
}
.product-detail-card--oem h2 {
  color: #1e3a5f;
}
.industry-card--solo,
.product-detail-card {
  padding: 28px 24px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.06);
}
.industry-card--solo h2,
.product-detail-card h2 {
  margin: 0 0 14px;
  font-size: clamp(20px, 2.4vw, 26px);
}
.industry-card--solo p,
.product-detail-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}
.product-detail-card__media {
  margin: 0 0 20px;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--line);
  height: 20cm;
  min-height: 20cm;
  max-height: 20cm;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f8fafc;
}

@media (max-width: 900px) {
  .product-detail-card__media {
    height: auto;
    min-height: min(52vw, 280px);
    max-height: 360px;
  }
}

.product-detail-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center center;
}
.product-detail-cta {
  margin-top: 28px;
  text-align: center;
}

/* 公司实景与设备（关于我们等子页复用） */
.factory-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(10px, 1.8vw, 16px);
  width: 100%;
  margin-top: 20px;
}
@media (max-width: 768px) {
  .factory-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
.factory-cell {
  position: relative;
  margin: 0;
  background: #000;
  border-radius: 8px;
  overflow: hidden;
  aspect-ratio: 4 / 3;
}
.factory-cell img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.88;
  transition: transform 0.5s ease, opacity 0.3s;
}
.factory-cell:hover img {
  transform: scale(1.04);
  opacity: 1;
}
.factory-cell figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 10px 12px;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #fff;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.78));
}
.product-detail-extra {
  margin-top: 32px;
}
.product-detail-extra .tech-panel {
  margin-bottom: 14px;
}

.dl-list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}
.dl-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  background: rgba(18, 22, 32, 0.55);
  border-radius: 10px;
  margin-bottom: 10px;
}
.dl-row strong {
  font-size: 14px;
}
.dl-row span {
  font-size: 13px;
  color: var(--muted);
}
.dl-row a {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  padding: 6px 12px;
  border: 1px solid var(--accent);
}
.dl-row a:hover {
  background: var(--accent);
  color: #041210;
}

/* —— Blog 列表与文章页 —— */
.blog-card {
  height: 100%;
  padding: 0;
  overflow: hidden;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.blog-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.1);
}
.blog-card__link {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 0;
  text-decoration: none;
  color: inherit;
}
.blog-card__thumb {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #f0f4f8;
  border-bottom: 1px solid var(--line);
}
.blog-card__thumb img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.blog-card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 18px 18px 16px;
}
.blog-card__link h3 {
  margin: 0 0 10px;
  font-size: 17px;
  line-height: 1.35;
  color: var(--ink);
}
.blog-card__link p {
  flex: 1;
  margin: 0;
}
.blog-card__more {
  margin-top: 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.04em;
}

body.theme-qinfeng .blog-article__hero {
  padding: 40px 0 28px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #f8fafc 0%, #fff 100%);
}
body.theme-qinfeng .blog-article__crumb {
  font-size: 13px;
  margin: 0 0 12px;
}
body.theme-qinfeng .blog-article__crumb a {
  color: var(--accent);
  text-decoration: none;
}
body.theme-qinfeng .blog-article__meta {
  font-size: 13px;
  color: var(--muted);
  margin: 0 0 16px;
}
body.theme-qinfeng .blog-article__hero h1 {
  margin: 0;
  font-size: clamp(26px, 3.6vw, 36px);
  line-height: 1.2;
  max-width: 48rem;
}
body.theme-qinfeng .blog-article__lead {
  margin: 18px 0 0;
  max-width: 52rem;
  font-size: 16px;
  line-height: 1.75;
  color: var(--muted);
}
body.theme-qinfeng .blog-article__cover img {
  display: block;
  width: 100%;
  max-height: 420px;
  object-fit: cover;
}
body.theme-qinfeng .blog-article__body {
  max-width: 46rem;
  padding: 40px 16px 56px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}
body.theme-qinfeng .blog-article__body h2 {
  margin: 36px 0 14px;
  font-size: 22px;
  line-height: 1.35;
  color: var(--ink);
}
body.theme-qinfeng .blog-article__body h2:first-child {
  margin-top: 0;
}
body.theme-qinfeng .blog-article__body p,
body.theme-qinfeng .blog-article__body li {
  color: var(--muted);
}
body.theme-qinfeng .blog-article__body a {
  color: var(--accent);
}
body.theme-qinfeng .blog-article__table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0 24px;
  font-size: 14px;
}
body.theme-qinfeng .blog-article__table th,
body.theme-qinfeng .blog-article__table td {
  border: 1px solid var(--line);
  padding: 10px 12px;
  text-align: left;
}
body.theme-qinfeng .blog-article__table th {
  background: #f8fafc;
  color: var(--ink);
}
body.theme-qinfeng .blog-article__cta {
  margin-top: 40px;
  padding: 24px 22px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: linear-gradient(145deg, #eff6ff 0%, #f8fafc 100%);
}
body.theme-qinfeng .blog-article__tags {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--muted);
}
body.theme-qinfeng .blog-article__tags a {
  display: inline-block;
  margin: 4px 8px 4px 0;
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  text-decoration: none;
  font-size: 12px;
  color: var(--accent);
  background: #fff;
}

@media (max-width: 720px) {
  .home-trust__inner {
    flex-direction: column;
    align-items: flex-start;
  }
  .home-trust__badges {
    justify-content: flex-start;
  }
}