:root {
  --ink: #1c2a3a;
  --muted: #5f7083;
  --accent: #0d7f7a;
  --accent-deep: #0a6561;
  --paper: #f5f7fa;
  --line: rgba(28, 42, 58, 0.12);
  --white: #fff;
  --max: 1180px;
  --radius: 6px;
  --shadow: 0 10px 30px rgba(28, 42, 58, 0.08);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
button, input { font: inherit; }
ul { list-style: none; }
.wrap { width: min(100% - 1.25rem, var(--max)); margin-inline: auto; }
.empty { color: var(--muted); font-size: 0.9rem; padding: 0.75rem 0; }

/* Header */
.site-header { background: rgba(255,255,255,.96); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 40; backdrop-filter: blur(8px); }
.utility { display: flex; justify-content: space-between; gap: .75rem; padding: .55rem 0 .4rem; font-size: .8rem; color: var(--muted); flex-wrap: wrap; overflow: visible; }
.utility-right { display: flex; gap: .75rem; align-items: center; overflow: visible; }
.utility .dot { opacity: .4; }
.hist-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding-right: .15rem;
}
.hist-badge {
  position: absolute;
  top: -8px;
  right: -14px;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  border-radius: 8px 8px 8px 2px;
  background: #e53935;
  color: #fff;
  font-size: 11px;
  line-height: 16px;
  text-align: center;
  font-weight: 700;
  box-shadow: 0 1px 2px rgba(0,0,0,.15);
}
.hist-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: .85rem;
  min-height: 1.5rem;
}
.hist-clear {
  border: 1px solid #ddd;
  background: #fff;
  color: #666;
  font: inherit;
  font-size: .86rem;
  padding: .28rem .7rem;
  cursor: pointer;
}
.hist-clear:hover {
  color: #c62828;
  border-color: #c62828;
}
.header-main { display: grid; grid-template-columns: auto 1fr; gap: 1rem; align-items: center; padding: .55rem 0 .45rem; }
.brand-block { display: flex; align-items: center; gap: .45rem; min-width: 0; }
.brand {
  display: block;
  line-height: 0;
  flex-shrink: 0;
  width: 310px;
  height: 37px;
  overflow: hidden;
}
.brand-logo {
  display: block;
  height: 37px;
  width: 342px;
  max-width: none;
}
.brand-tagline {
  display: inline-block;
  white-space: nowrap;
  font-size: 14px;
  line-height: 1.2;
  color: #999;
  font-weight: 400;
  flex-shrink: 0;
  margin-top: 15px;
}
.brand-tagline strong {
  color: #111;
  font-weight: 700;
}
.search {
  display: flex;
  align-items: stretch;
  border: 1px solid #c5ced8;
  background: #fff;
  max-width: 360px;
  width: 100%;
  margin-left: auto;
  height: 28px;
}
.search input {
  flex: 1;
  border: 0;
  background: transparent;
  padding: 0 .65rem;
  outline: none;
  min-width: 0;
  font-size: 12px;
  line-height: 26px;
  height: 26px;
  color: var(--ink);
}
.search input::placeholder { color: #999; }
.search button {
  border: 0;
  background: #1e6bb8;
  color: #fff;
  padding: 0 .85rem;
  cursor: pointer;
  white-space: nowrap;
  font-size: 12px;
  line-height: 1;
}
.nav { border-top: 1px solid var(--line); }
.nav .wrap {
  display: flex;
  gap: 0;
  padding: .35rem 0;
}
.nav a {
  flex: 1 1 0;
  min-width: 0;
  text-align: center;
  padding: .55rem .25rem;
  color: var(--muted);
  font-size: .92rem;
  border-radius: 999px;
  white-space: nowrap;
}
.nav a:hover { color: var(--accent-deep); background: rgba(13, 127, 122, .14); }
.nav a.is-active {
  color: var(--accent-deep);
  background: rgba(13, 127, 122, .28);
  font-weight: 600;
}

/* Hero */
.hero { padding: .35rem 0 .5rem; }
.hero-stage { position: relative; background: transparent; border-radius: var(--radius); overflow: visible; min-height: 0; box-shadow: none; }
.hero-slides {
  position: relative;
  aspect-ratio: 1920 / 420;
  min-height: 160px;
  max-height: 420px;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.hero-slide { position: absolute; inset: 0; opacity: 0; transition: opacity .45s ease; }
.hero-slide.is-active { opacity: 1; z-index: 1; }
.hero-slide img { width: 100%; height: 100%; object-fit: cover; }
.hero-placeholder { color: #fff; display: grid; place-items: center; height: 100%; background: #0f1b28; }
.hero-thumbs {
  position: absolute;
  right: .75rem;
  bottom: .75rem;
  z-index: 5;
  display: flex;
  gap: .35rem;
  padding: .4rem;
  max-width: min(72%, calc(100% - 1.5rem));
  overflow-x: auto;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: 6px;
  box-shadow: 0 4px 16px rgba(28, 42, 58, 0.16);
  scrollbar-width: none;
}
.hero-thumbs::-webkit-scrollbar { display: none; }
.hero-thumb {
  border: 2px solid transparent;
  padding: 0;
  background: #fff;
  border-radius: 3px;
  cursor: pointer;
  flex: 0 0 auto;
  width: 52px;
  opacity: .8;
  overflow: hidden;
}
.hero-thumb.is-active, .hero-thumb:hover { border-color: var(--accent); opacity: 1; }
.hero-thumb img { width: 52px; height: 34px; object-fit: cover; display: block; }

/* 轮播下方新闻跑马灯 */
.news-marquee {
  margin-top: .35rem;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: stretch;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 44px;
}
.marquee-label {
  display: flex;
  align-items: center;
  gap: .65rem;
  padding: 0 .9rem;
  background: linear-gradient(135deg, #0d7f7a, #0a6561);
  color: #fff;
  white-space: nowrap;
  font-size: .88rem;
}
.marquee-label a {
  color: rgba(255,255,255,.88);
  font-size: .78rem;
  border-bottom: 1px solid rgba(255,255,255,.35);
}
.marquee-viewport {
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee-track {
  display: inline-flex;
  align-items: center;
  gap: 1.75rem;
  white-space: nowrap;
  width: max-content;
  padding: .7rem 1rem;
  animation: marquee-scroll 35s linear infinite;
}
.news-marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-item {
  display: inline-flex;
  align-items: baseline;
  gap: .45rem;
  font-size: .9rem;
}
.marquee-item time {
  color: var(--accent);
  font-size: .8rem;
  font-variant-numeric: tabular-nums;
}
.marquee-item span { color: var(--ink); }
.marquee-item:hover span { color: var(--accent-deep); }
.marquee-empty { color: var(--muted); font-size: .9rem; }

@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.news-panel, .side-panel { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem; }
.panel-head { display: flex; justify-content: space-between; align-items: baseline; gap: .75rem; margin-bottom: .75rem; }
.panel-head h2, .section-head h1, .section-head h2, .trio h3 { font-size: 1.1rem; }
.panel-head a, .more { color: var(--accent); font-size: .875rem; }
.news-list { display: grid; gap: .65rem; }
.news-list a { display: grid; grid-template-columns: auto 1fr; gap: .65rem; align-items: start; font-size: .92rem; }
.news-list time { color: var(--accent); font-variant-numeric: tabular-nums; font-size: .82rem; padding-top: .15rem; }

/* Sections */
.section { padding: .85rem 0 1.25rem; }
.section.muted { background: #eef3f7; }
.section-head { display: flex; justify-content: space-between; gap: 1rem; align-items: end; margin-bottom: 1rem; flex-wrap: wrap; }
.section-head p { color: var(--muted); font-size: .9rem; margin-top: .25rem; }
.split { display: grid; gap: 1rem; }

/* 推荐产品轮播（旧站同款：每屏 12 个 4×3，整页切换） */
.pro-carousel { min-width: 0; }
.pro-carousel-viewport { position: relative; }
.pro-slide {
  display: none;
  animation: pro-fade .35s ease;
}
.pro-slide.is-active { display: block; }
.pro-slide-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .75rem .5rem;
}
.pro-slide-item {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: transparent;
  border: 0;
  border-radius: 0;
  overflow: hidden;
  text-decoration: none;
}
.pro-slide-item.is-empty { visibility: hidden; pointer-events: none; }
.pro-slide-img {
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  background: #fff;
  border: 1px solid var(--line);
  border-bottom: 0;
  border-radius: var(--radius) var(--radius) 0 0;
  padding: .55rem;
}
.pro-slide-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform .25s ease;
}
.pro-slide-item:hover .pro-slide-img img { transform: scale(1.04); }
.pro-slide-title {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: .35rem .4rem;
  text-align: center;
  font-size: .8rem;
  color: #445566;
  line-height: 1.3;
  background: #e9eef3;
  border-radius: 0 0 var(--radius) var(--radius);
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.pro-slide-item:hover .pro-slide-title { color: var(--accent-deep); font-weight: 600; }
.pro-carousel-dots {
  display: flex;
  justify-content: center;
  gap: .55rem;
  margin-top: .9rem;
}
.pro-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 0;
  padding: 0;
  cursor: pointer;
  background: #d5dde6;
  box-shadow: inset 0 1px 1px rgba(255,255,255,.7), 0 1px 2px rgba(28,42,58,.12);
}
.pro-dot.is-active { background: #7eb8e8; box-shadow: none; }
.pro-dot:hover { background: #b7c7d6; }

@keyframes pro-fade {
  from { opacity: .35; }
  to { opacity: 1; }
}

.product-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .75rem; }
.product-card { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: transform .2s ease, box-shadow .2s ease; }
.product-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.product-card .img-wrap { aspect-ratio: 1; background: #f0f4f8; display: grid; place-items: center; }
.product-card img { width: 100%; height: 100%; object-fit: contain; padding: .5rem; }
.product-card h3 { font-size: .88rem; font-weight: 600; padding: .65rem .7rem .85rem; line-height: 1.35; }
.link-list { display: grid; gap: .55rem; }
.link-list a { font-size: .9rem; color: var(--ink); border-bottom: 1px dashed var(--line); padding-bottom: .45rem; }
.link-list a:hover { color: var(--accent-deep); }

.trio { display: grid; gap: 1.25rem; }
.chip-list { display: flex; flex-wrap: wrap; gap: .5rem; }
.chip-list a { background: var(--white); border: 1px solid var(--line); border-radius: 999px; padding: .35rem .75rem; font-size: .85rem; }
.news-compact { display: grid; gap: .75rem; }
.news-compact a { display: grid; gap: .2rem; }
.news-compact time { color: var(--muted); font-size: .8rem; }
.contact { display: grid; gap: .4rem; font-size: .9rem; color: var(--muted); }
.contact strong { color: var(--ink); }

/* Detail / article */
.detail, .article { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem; }
.detail { display: grid; gap: 1rem; }
.detail-media img, .article .cover { width: 100%; border-radius: var(--radius); background: #f0f4f8; }

/* —— 产品三级详情（proview） —— */
.proview-main { padding: .85rem 0 2rem; }
.proview-layout {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
  align-items: start;
}
.proview-side {
  background: #fff;
  border: 1px solid #e8e8e8;
}
.proview-side .cat-side { border: 0; border-bottom: 1px solid #eee; }
.proview-content { min-width: 0; }
.proview-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .35rem 1rem;
  margin-bottom: .75rem;
  padding-bottom: .55rem;
  border-bottom: 1px solid #eee;
}
.proview-head-left {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .35rem .75rem;
  min-width: 0;
}
.proview-title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 700;
  color: #1a6fb5;
  line-height: 1.3;
}
.proview-price {
  color: #888;
  font-size: .88rem;
  white-space: nowrap;
}
.proview-stage {
  display: block;
  margin-bottom: 1rem;
}
.proview-hero {
  position: relative;
  border: 1px solid #e8e8e8;
  background: #fafafa;
  min-height: 280px;
  display: grid;
  place-items: center;
  overflow: hidden;
}
.proview-hero img {
  width: 100%;
  max-height: 480px;
  object-fit: contain;
  display: block;
}
.proview-hero-empty {
  color: var(--muted);
  font-size: .9rem;
  padding: 2rem;
}
.proview-dl {
  position: absolute;
  right: .55rem;
  bottom: .55rem;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: .28rem;
  max-width: min(72%, 320px);
  pointer-events: none;
}
.proview-dl-link {
  pointer-events: auto;
  display: inline-flex;
  align-items: center;
  gap: .28rem;
  max-width: 100%;
  padding: .12rem 0;
  background: transparent;
  border: 0;
  color: #1a6fb5;
  font-size: .82rem;
  line-height: 1.25;
  text-decoration: none;
  box-shadow: none;
}
.proview-dl-link span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.proview-dl-link:hover {
  color: #0d5a9c;
  text-decoration: underline;
  background: transparent;
}
.proview-dl-link .sup-dl-ico {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.proview-tabs { margin-top: .25rem; }
.proview-tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  background: #fff;
}
.proview-tab {
  border: 0;
  background: #9aa3ad;
  color: #fff;
  padding: .55rem 1.1rem;
  font-size: .88rem;
  cursor: pointer;
  line-height: 1.2;
}
.proview-tab.is-active {
  background: #1a6fb5;
  font-weight: 600;
}
.proview-tab:hover:not(.is-active) { background: #87919c; }
.proview-panels {
  border: 1px solid #e8e8e8;
  border-top: 0;
  background: #fff;
  padding: 1rem 1.1rem 1.25rem;
  min-height: 120px;
}
.proview-panel { display: none; }
.proview-panel.is-active { display: block; }
.proview-panel .rich img {
  max-width: 100%;
  height: auto;
}
.proview-side .sol-history-item {
  grid-template-columns: 18px 78px;
  grid-template-rows: auto auto;
  justify-content: start;
  align-items: start;
}
.proview-side .sol-history-thumb {
  width: 78px;
  height: 78px;
}
.proview-side .sol-history-name {
  grid-column: 2;
  font-size: .75rem;
}
.crumb { color: var(--muted); font-size: .85rem; margin-bottom: .75rem; }
.detail-main h1, .article h1 { font-size: 1.35rem; line-height: 1.35; margin-bottom: .5rem; }
.meta { color: var(--muted); font-size: .875rem; margin-bottom: 1rem; }
.rich { font-size: .95rem; overflow-wrap: anywhere; }
.rich img { margin: .75rem 0; }
.news-cards { display: grid; gap: .75rem; }
.news-card { display: grid; grid-template-columns: 96px 1fr; gap: .75rem; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: .75rem; align-items: center; }
.news-card img { width: 96px; height: 72px; object-fit: cover; border-radius: 4px; }
.news-card h3 { font-size: .95rem; }
.news-card time { color: var(--muted); font-size: .8rem; }

/* Footer + QQ + AI */
.qq-bar {
  background: #f0f4f8;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: .7rem 0;
}
.qq-bar-inner {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem 1rem;
  align-items: center;
  color: var(--muted);
  font-size: .85rem;
}
.qq-tip {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  color: var(--ink);
  font-weight: 500;
}
.qq-tip img { width: 16px; height: 16px; }

.site-footer {
  background: #2c3a4a;
  color: rgba(255,255,255,.78);
  padding: 1rem 0 1.15rem;
  margin-top: 0;
  border-top: 0;
}
.footer-main {
  display: flex;
  justify-content: space-between;
  gap: .75rem 1.5rem;
  flex-wrap: wrap;
  align-items: center;
  font-size: .85rem;
}
.footer-copy {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem 1.25rem;
  align-items: center;
}
.footer-copy a,
.friend-links a { color: rgba(255,255,255,.88); }
.footer-copy a:hover,
.friend-links a:hover { color: #fff; }
.footer-hotline {
  font-weight: 600;
  color: #fff;
  letter-spacing: 0.02em;
}
.friend-links {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem .9rem;
  align-items: center;
  margin-top: .75rem;
  padding-top: .75rem;
  border-top: 1px solid rgba(255,255,255,.12);
  font-size: .82rem;
  color: rgba(255,255,255,.65);
}

/* —— 产品栏目页 —— */
.cat-hero {
  position: relative;
  background: var(--paper);
  padding: .35rem 0 0;
}
.cat-hero-inner {
  position: relative;
}
.cat-hero-slides {
  position: relative;
  width: 100%;
  aspect-ratio: 1920 / 420;
  min-height: 160px;
  max-height: 420px;
  overflow: hidden;
  background: #1a1a1a;
}
.cat-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity .45s ease;
  pointer-events: none;
}
.cat-slide.is-active {
  opacity: 1;
  pointer-events: auto;
  z-index: 1;
}
.cat-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.cat-hero-empty {
  height: 100%;
  display: grid;
  place-items: center;
  color: rgba(255,255,255,.55);
  font-size: 1.25rem;
  letter-spacing: .08em;
}
.cat-hero-dots {
  position: absolute;
  left: 50%;
  bottom: .85rem;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: .5rem;
  padding: 0;
}
.cat-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  border: 0;
  padding: 0;
  background: rgba(255,255,255,.55);
  box-shadow: 0 1px 4px rgba(0,0,0,.45);
  cursor: pointer;
  transition: background .2s ease, transform .2s ease;
}
.cat-dot:hover {
  background: rgba(255,255,255,.85);
}
.cat-dot.is-active {
  background: var(--accent);
  transform: scale(1.15);
}

.cat-bar {
  background: #f5f5f5;
  border-bottom: 1px solid #e5e5e5;
}
.cat-bar-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .35rem 1.25rem;
  min-height: 40px;
  padding: .4rem 0;
}
.cat-bar-left {
  display: flex;
  align-items: center;
  gap: .55rem;
}
.cat-bar-left h1 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 600;
  color: #222;
}
.cat-home-ico {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  background: var(--accent);
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M12 3l9 8h-3v9h-5v-6H11v6H6v-9H3z'/%3E%3C/svg%3E") center / contain no-repeat;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M12 3l9 8h-3v9h-5v-6H11v6H6v-9H3z'/%3E%3C/svg%3E") center / contain no-repeat;
}
.cat-bar-right {
  font-size: .82rem;
  color: #666;
}
.cat-bar-right a { color: #555; }
.cat-bar-right a:hover { color: var(--accent); }

.cat-main { padding: .85rem 0 2rem; }
.cat-layout {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
  align-items: start;
}
.cat-side {
  display: flex;
  flex-direction: column;
  border: 1px solid #e8e8e8;
  background: #fff;
}
.cat-side-link {
  display: block;
  padding: .7rem .9rem;
  border-bottom: 1px solid #f0f0f0;
  color: #333;
  font-size: .9rem;
  text-decoration: none;
}
.cat-side-link:last-child { border-bottom: 0; }
.cat-side-link:hover { background: #f7fbfb; color: var(--accent); }
.cat-side-link.is-active {
  background: var(--accent);
  color: #fff;
  font-weight: 600;
}

.cat-products {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem .75rem;
}
.cat-product {
  text-align: center;
  text-decoration: none;
  color: #333;
}
.cat-product-img {
  aspect-ratio: 1;
  border: 1px solid #eee;
  background: #fafafa;
  display: grid;
  place-items: center;
  overflow: hidden;
  margin-bottom: .45rem;
}
.cat-product-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.cat-product-name {
  display: block;
  font-size: .82rem;
  line-height: 1.35;
  min-height: 2.2em;
}
.cat-product:hover .cat-product-name { color: var(--accent); }

/* —— 产品搜索结果 —— */
.sch-main { padding: .85rem 0 2rem; }
.sch-status {
  color: #666;
  font-size: .9rem;
  margin-bottom: .85rem;
}
.sch-status .sch-kw {
  color: #c62828;
  font-weight: 600;
}
.sch-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem .75rem;
}
.sch-item {
  text-align: center;
}
.sch-item a {
  text-decoration: none;
  color: #333;
  display: block;
}
.sch-item-img {
  aspect-ratio: 1;
  border: 1px solid #eee;
  background: #fafafa;
  display: grid;
  place-items: center;
  overflow: hidden;
  margin-bottom: .45rem;
}
.sch-item-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.sch-item-name {
  display: block;
  font-size: .82rem;
  line-height: 1.35;
  min-height: 2.2em;
}
.sch-item a:hover .sch-item-name { color: var(--accent); }
.sch-item-name mark {
  background: transparent;
  color: #c62828;
  font-weight: 600;
  padding: 0;
}
.sch-empty {
  grid-column: 1 / -1;
  text-align: center;
  color: #888;
  padding: 2rem 1rem;
  font-size: .95rem;
}
.sch-pager {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: .35rem;
  margin-top: 1.25rem;
  padding-top: .85rem;
  border-top: 1px solid #eee;
}
.sch-pager a,
.sch-pager span {
  display: inline-block;
  min-width: 2rem;
  padding: .28rem .55rem;
  text-align: center;
  font-size: .86rem;
  color: #333;
  border: 1px solid #ddd;
  background: #fff;
  text-decoration: none;
}
.sch-pager a:hover { color: var(--accent); border-color: var(--accent); }
.sch-pager .is-active {
  background: #1a6fb5;
  border-color: #1a6fb5;
  color: #fff;
}
.sch-pager .is-disabled {
  color: #bbb;
  pointer-events: none;
}
.sch-pager-info {
  width: 100%;
  text-align: center;
  border: 0;
  background: transparent;
  color: #888;
  font-size: .84rem;
  margin-bottom: .25rem;
  padding: 0;
}

/* —— 应用及方案 —— */
.sol-main { padding: .85rem 0 2rem; }
.sol-layout {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
  align-items: start;
}
.sol-side {
  background: #fff;
  border: 1px solid #e8e8e8;
}
.sol-side-nav {
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid #eee;
}
.sol-side-link {
  display: block;
  padding: .7rem .9rem;
  border-bottom: 1px solid #f0f0f0;
  color: #333;
  font-size: .9rem;
}
.sol-side-link:last-child { border-bottom: 0; }
.sol-side-link:hover { color: var(--accent); background: #f7fbfb; }
.sol-side-link.is-active {
  background: var(--accent);
  color: #fff;
  font-weight: 600;
}
.sol-history {
  padding: .85rem .9rem 1rem;
}
.sol-history h3 {
  margin: 0 0 .65rem;
  font-size: .92rem;
  color: #1a6fb5;
  font-weight: 600;
}
.sol-history-empty {
  color: var(--muted);
  font-size: .82rem;
  margin: 0;
}
.sol-history-item {
  display: grid;
  grid-template-columns: 18px 72px 1fr;
  gap: .45rem;
  align-items: center;
  margin-bottom: .65rem;
  color: #333;
}
.sol-history-item:last-child { margin-bottom: 0; }
.sol-history-badge {
  width: 16px;
  height: 16px;
  background: #e53935;
  color: #fff;
  font-size: .68rem;
  line-height: 16px;
  text-align: center;
  font-weight: 700;
}
.sol-history-thumb {
  width: 72px;
  height: 72px;
  border: 1px solid #eee;
  background: #fafafa;
  overflow: hidden;
  display: grid;
  place-items: center;
}
.sol-history-thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.sol-history-name {
  font-size: .78rem;
  line-height: 1.35;
  color: #444;
}

.sol-list { display: flex; flex-direction: column; gap: 1rem; }
.sol-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: .9rem 1rem;
  padding: .85rem 0;
  border-bottom: 1px dashed #e0e0e0;
  background: transparent;
}
.sol-item:last-child { border-bottom: 0; }
.sol-item-thumb {
  display: block;
  width: 120px;
  height: 90px;
  border: 1px solid #eee;
  background: #f5f7fa;
  overflow: hidden;
}
.sol-item-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.sol-item-ph {
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
  color: #9aa5b1;
  font-size: .82rem;
}
.sol-item-body h2 {
  margin: 0 0 .35rem;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4;
}
.sol-item-body h2 a { color: #222; }
.sol-item-body h2 a:hover { color: #1a6fb5; }
.sol-item-summary {
  margin: 0 0 .45rem;
  color: #666;
  font-size: .88rem;
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.sol-item-more {
  color: #1a6fb5;
  font-size: .9rem;
  font-weight: 600;
}
.sol-item-more:hover { text-decoration: underline; }

.sol-detail {
  background: #fff;
  border: 1px solid #e8e8e8;
  padding: 1.1rem 1.2rem 1.5rem;
}
.sol-detail-title {
  margin: 0 0 .55rem;
  color: #1a6fb5;
  font-size: 1.25rem;
  line-height: 1.4;
}
.sol-detail-meta {
  margin: 0 0 1rem;
  padding-bottom: .75rem;
  border-bottom: 1px solid #eee;
  color: #888;
  font-size: .85rem;
}
.sol-detail-body { color: #333; }

/* —— 服务与支持 / 样品申请 —— */
.sup-hero { padding: .35rem 0 0; background: var(--paper); }
.sup-hero-banner {
  position: relative;
  overflow: hidden;
  min-height: 160px;
  max-height: 320px;
  aspect-ratio: 1255 / 325;
  background: linear-gradient(90deg, #12a3b4, #00a78f);
}
.sup-hero-banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.sup-main { padding: .85rem 0 2rem; }
.sup-side-nav { border-bottom: 1px solid #eee; }
.sup-side-group + .sup-side-group { border-top: 1px solid #f0f0f0; }
.sup-side-title {
  padding: .65rem .9rem .25rem;
  font-size: .82rem;
  font-weight: 700;
  color: #222;
}
.sup-side-link {
  display: block;
  padding: .45rem .9rem .45rem 1.15rem;
  color: #444;
  font-size: .88rem;
}
.sup-side-link:hover { color: var(--accent); }
.sup-side-link.is-active {
  color: #fff;
  background: var(--accent);
  font-weight: 600;
}
.sup-panel {
  background: #fff;
  border: 1px solid #e8e8e8;
  padding: 1.1rem 1.2rem 1.4rem;
}
.sup-panel h2 {
  margin: 0 0 .75rem;
  font-size: 1.15rem;
  color: #222;
}
.sup-panel h3 {
  margin: 1.25rem 0 .75rem;
  font-size: 1.05rem;
  color: #222;
  padding-bottom: .4rem;
  border-bottom: 1px solid #eee;
}
.sup-panel p {
  margin: 0 0 .7rem;
  color: #555;
  line-height: 1.7;
  text-indent: 2em;
}
.sample-note { color: #0a7a52 !important; }
.sample-form { margin-top: .5rem; }
.sample-field {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: .65rem;
  align-items: center;
  margin-bottom: .85rem;
}
.sample-field-block { align-items: start; }
.sample-label {
  font-size: .92rem;
  color: #333;
  text-align: right;
}
.sample-label em {
  color: #d32f2f;
  font-style: normal;
  margin-right: .15rem;
}
.sample-field input,
.sample-field textarea {
  width: 100%;
  border: 1px solid #d8dee6;
  background: #fff;
  padding: .55rem .7rem;
  outline: none;
  font: inherit;
}
.sample-field input:focus,
.sample-field textarea:focus {
  border-color: var(--accent);
}
.sample-privacy {
  text-indent: 0 !important;
  color: #d32f2f !important;
  font-size: .88rem;
  margin: .4rem 0 1rem !important;
}
.sample-actions {
  display: flex;
  gap: .75rem;
  justify-content: flex-end;
  flex-wrap: wrap;
}
.sample-btn {
  border: 0;
  cursor: pointer;
  padding: .55rem 1.25rem;
  font: inherit;
}
.sample-btn-ghost {
  background: #eef2f6;
  color: #333;
}
.sample-btn-primary {
  background: var(--accent);
  color: #fff;
}
.sample-btn:disabled { opacity: .6; cursor: not-allowed; }
.sample-msg {
  margin-top: .85rem;
  text-indent: 0 !important;
  font-size: .9rem;
}
.sample-msg.is-ok { color: #0a7a52 !important; }
.sample-msg.is-err { color: #d32f2f !important; }

.sup-news-list { display: flex; flex-direction: column; gap: .85rem; }
.sup-news-item {
  padding: .85rem 0;
  border-bottom: 1px dashed #e0e0e0;
}
.sup-news-item:last-child { border-bottom: 0; }
.sup-news-item h3 {
  margin: 0 0 .4rem;
  font-size: 1rem;
  border: 0;
  padding: 0;
  line-height: 1.55;
  font-weight: 600;
}
.sup-news-item h3 > a { color: #222; }
.sup-news-item h3 > a:hover { color: #1a6fb5; }
.sup-news-no { color: #888; font-weight: 500; }
.sup-news-class {
  color: var(--accent);
  font-weight: 600;
  margin-right: .2rem;
}
.sup-news-meta {
  display: inline;
  margin-left: .55rem;
  font-size: .82rem;
  font-weight: 400;
  color: #888;
  white-space: nowrap;
}
.sup-news-meta time,
.sup-news-meta .sup-news-views {
  margin-right: .55rem;
}
.sup-news-meta time:last-child,
.sup-news-meta .sup-news-views:last-child {
  margin-right: 0;
}
.sup-news-item p {
  text-indent: 0;
  margin: 0;
  font-size: .88rem;
  color: #666;
  line-height: 1.65;
}
.sup-news-more {
  margin-left: .35rem;
  color: #1a6fb5;
  font-weight: 600;
  white-space: nowrap;
}
.sup-news-more:hover { text-decoration: underline; }
.sup-back {
  margin-top: 1.25rem;
  padding-top: .85rem;
  border-top: 1px solid #eee;
  text-indent: 0 !important;
}
.sup-back a { color: #1a6fb5; }
.sup-panel .cover {
  width: 100%;
  max-height: 360px;
  object-fit: contain;
  margin: 0 0 1rem;
  background: #f5f7fa;
}

.sup-user-title {
  margin: .35rem 0 .25rem;
  font-size: 1.05rem;
  font-weight: 600;
  color: #222;
  border: 0;
  padding: 0;
}
.sup-user-line {
  height: 3px;
  margin: 0 0 .75rem;
  background: linear-gradient(90deg, var(--accent) 0 96px, #e5e5e5 96px 100%);
}
.sup-user-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0 .75rem;
  margin: 0 0 1.35rem;
  padding: 0;
  list-style: none;
}
.sup-user-list li {
  padding: .2rem 0 .2rem .85rem;
  border-bottom: 1px dashed #e8e8e8;
  color: #444;
  font-size: 13px;
  line-height: 1.9;
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.sup-user-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 5px;
  height: 5px;
  margin-top: -2px;
  border-radius: 50%;
  background: var(--accent);
}
.sup-user-list a { color: #1a6fb5; }
.sup-user-list a:hover { text-decoration: underline; }
.sup-user-cases {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem .9rem 1.25rem;
  list-style: none;
  margin: .35rem 0 0;
  padding: 0;
}
.sup-user-cases > li {
  min-width: 0;
}
.sup-user-cases a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .4rem;
  color: #444;
  font-size: 12px;
  text-align: center;
}
.sup-user-cases img {
  width: 100%;
  height: 140px;
  object-fit: cover;
  border: 1px solid #eee;
  background: #fafafa;
  display: block;
}
.sup-user-cases a:hover span { color: #1a6fb5; }

@media (max-width: 900px) {
  .sup-user-list,
  .sup-user-cases { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .sup-user-list,
  .sup-user-cases { grid-template-columns: 1fr; }
  .sup-user-cases img { height: 160px; }
}

.sup-down-list { list-style: none; margin: .5rem 0 0; padding: 0; }
.sup-down-list li { border-bottom: 1px dashed #e8e8e8; }
.sup-down-list a {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem .65rem;
  align-items: baseline;
  padding: .65rem 0;
  color: #333;
}
.sup-down-list a:hover .sup-down-title { color: #1a6fb5; }
.sup-down-no { color: #999; font-size: .85rem; }
.sup-down-title { flex: 1; min-width: 12rem; }
.sup-down-ver { color: #888; font-size: .82rem; }
.sup-down-list time { color: #999; font-size: .82rem; margin-left: auto; }

.sup-manual-list {
  list-style: none;
  margin: .5rem 0 0;
  padding: 0;
}
.sup-manual-list li {
  display: flex;
  gap: 1rem;
  align-items: baseline;
  justify-content: space-between;
  padding: .7rem 0;
  border-bottom: 1px dashed #e5e5e5;
}
.sup-manual-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .45rem .85rem;
  min-width: 0;
  flex: 1;
}
.sup-manual-title { min-width: 0; }
.sup-manual-list h4 {
  margin: 0;
  font-size: .95rem;
  font-weight: 600;
  color: #333;
  display: inline;
}
.sup-manual-list a.sup-manual-title:hover h4 { color: #1a6fb5; }
.sup-manual-dl {
  display: inline-flex;
  align-items: center;
  gap: .28rem;
  color: #1a6fb5;
  font-size: .88rem;
  font-weight: 500;
  white-space: nowrap;
  text-decoration: none;
  flex-shrink: 0;
}
.sup-manual-dl:hover { color: #0d5a9c; text-decoration: underline; }
.sup-manual-dl.is-disabled {
  color: #aaa;
  cursor: not-allowed;
  text-decoration: none;
}
.sup-dl-ico {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}
.sup-manual-list time {
  flex-shrink: 0;
  color: #999;
  font-size: .82rem;
}
.sample-btn.is-disabled {
  opacity: .55;
  cursor: not-allowed;
  pointer-events: none;
}

.sup-driver-item {
  padding: .85rem 0 1rem;
  border-bottom: 1px dashed #e5e5e5;
}
.sup-driver-item:last-child { border-bottom: 0; }
.sup-driver-item h3 {
  margin: 0 0 .25rem;
  font-size: 1rem;
  border: 0;
  padding: 0;
}
.sup-driver-item h3 a { color: #222; }
.sup-driver-item h3 a:hover { color: #1a6fb5; }
.sup-driver-date {
  color: #888;
  font-size: .82rem;
  margin-bottom: .45rem;
  padding-bottom: .4rem;
  border-bottom: 1px solid #eee;
}
.sup-driver-item p {
  text-indent: 0;
  margin: 0;
  color: #666;
  font-size: .88rem;
  line-height: 1.6;
}
.sup-driver-item p a { color: #666; }
.sup-driver-item p a:hover { color: #1a6fb5; }

.sup-down-detail h2 {
  margin: 0 0 .75rem;
  color: #0a7a52;
  font-size: 1.15rem;
}
.sup-down-meta {
  list-style: none;
  margin: 0 0 1rem;
  padding: .75rem .9rem;
  background: #f7fafb;
  border: 1px solid #e8eef0;
}
.sup-down-meta li {
  padding: .28rem 0;
  color: #444;
  font-size: .9rem;
}
.sup-down-meta span {
  display: inline-block;
  min-width: 5.5rem;
  color: #888;
}
.sup-down-detail-grid {
  display: grid;
  gap: 1rem;
  margin-bottom: 1rem;
}
.sup-down-cover img {
  width: 100%;
  max-width: 280px;
  border: 1px solid #eee;
  background: #fafafa;
}
.sup-down-body h3 {
  margin: .85rem 0 .45rem;
  font-size: 1rem;
  border: 0;
  padding: 0;
}
.sup-down-shots {
  display: flex;
  flex-wrap: wrap;
  gap: .65rem;
  margin-top: .5rem;
}
.sup-down-shots img {
  max-width: 100%;
  width: min(100%, 320px);
  border: 1px solid #eee;
  background: #fafafa;
}
.sup-down-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .65rem;
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid #eee;
}

@media (min-width: 768px) {
  .sup-down-detail-grid { grid-template-columns: 1fr 280px; align-items: start; }
}

.about-panel h2 { margin-top: 1.35rem; }
.about-panel h2:first-child { margin-top: 0; }
.about-corner {
  margin: 1rem 0 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.about-corner-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: .85rem;
  align-items: start;
}
.about-corner-imgs {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
}
.about-corner-txt .about-corner-quote {
  text-indent: 0;
  margin: .55rem 0 0;
  color: #555;
  line-height: 1.6;
}
.about-corner-txt.is-right .about-corner-quote { text-align: right; }
.about-corner-line {
  display: block;
  height: 4px;
  margin-top: .35rem;
  background: linear-gradient(90deg, rgba(13,127,122,.45), rgba(13,127,122,.08));
}
.about-sprite {
  display: block;
  flex-shrink: 0;
  overflow: hidden;
  background-repeat: no-repeat;
}
.about-cori1, .about-cori2, .about-cori3, .about-cori4 {
  width: 160px;
  height: 125px;
  background-image: url(/UpFile/Company/company.jpg);
  background-position: 0 0;
}
.about-cori2 { background-position: 0 -125px; }
.about-cori3 { background-position: 0 -250px; }
.about-cori4 { background-position: 0 -375px; }
.about-ctxt1, .about-ctxt2 {
  width: 160px;
  height: 50px;
  background-image: url(/UpFile/Company/company.jpg);
}
.about-ctxt1 { background-position: -10px -500px; margin-left: auto; }
.about-ctxt2 { background-position: -10px -560px; }
.about-factory {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  margin: .75rem 0 1rem;
}
.about-fact1, .about-fact2, .about-fact3, .about-fact4, .about-fact5 {
  width: 160px;
  height: 125px;
  background-image: url(/UpFile/Company/factory.jpg);
  background-position: 0 0;
}
.about-fact2 { background-position: 0 -125px; }
.about-fact3 { background-position: 0 -250px; }
.about-fact4 { background-position: 0 -375px; }
.about-fact5 { background-position: 0 -500px; }
.about-contact {
  background: #f7fafb;
  border: 1px solid #e8eef0;
  padding: .85rem 1rem;
  margin-bottom: .5rem;
}
.about-contact h3 { margin: 0 0 .45rem; font-size: 1rem; border: 0; padding: 0; }
.about-contact p { text-indent: 0; margin: 0 0 .25rem; }
.about-certs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  list-style: none;
  margin: .75rem 0 0;
  padding: 0;
}
.about-certs a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .45rem;
  color: #444;
  font-size: .85rem;
}
.about-certs img {
  width: 100%;
  max-width: 180px;
  height: 120px;
  object-fit: contain;
  border: 1px solid #eee;
  background: #fafafa;
}

@media (min-width: 768px) {
  .about-certs { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .about-corner-row { grid-template-columns: 1fr 1fr; align-items: center; }
}

@media (max-width: 640px) {
  .sample-field,
  .sample-field-block {
    grid-template-columns: 1fr;
  }
  .sample-label { text-align: left; }
  .sup-news-item { grid-template-columns: 1fr; }
  .sup-news-meta { white-space: normal; }
}

/* Tablet+ */
@media (min-width: 768px) {
  .wrap { width: min(100% - 2rem, var(--max)); }
  .hero { padding: .4rem 0 .55rem; }
  .hero-thumbs { right: 1rem; bottom: 1rem; }
  .news-marquee { min-height: 48px; }
  .product-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
  .pro-slide-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .85rem .45rem; }
  .pro-slide-title { font-size: .78rem; min-height: 36px; }
  .split { grid-template-columns: 1.7fr .9fr; }
  .trio { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.5rem; }
  .detail { grid-template-columns: 360px 1fr; padding: 1.5rem; }
  .news-card { grid-template-columns: 140px 1fr; }
  .news-card img { width: 140px; height: 96px; }
  .detail-main h1, .article h1 { font-size: 1.6rem; }
  .cat-layout { grid-template-columns: 200px 1fr; gap: 1.5rem; }
  .cat-products { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.1rem; }
  .cat-hero-slides { min-height: 220px; }
  .sol-layout { grid-template-columns: 210px 1fr; gap: 1.5rem; }
  .sol-item { grid-template-columns: 140px 1fr; }
  .sol-item-thumb { width: 140px; height: 105px; }
  .proview-layout { grid-template-columns: 200px 1fr; gap: 1.5rem; }
  .proview-title { font-size: 1.4rem; }
  .sch-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.1rem .85rem; }
}

/* Desktop */
@media (min-width: 1024px) {
  .header-main { grid-template-columns: auto 1fr auto; }
  .product-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .cat-products { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .cat-side { min-width: 200px; }
  .sch-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
}

/* Small phones */
@media (max-width: 480px) {
  .nav a { font-size: .72rem; padding: .45rem .1rem; }
  .search { max-width: none; height: 30px; }
  .brand { width: 220px; height: 28px; }
  .brand-logo { height: 28px; width: 259px; }
  .brand-tagline { font-size: 12px; }
  .hero-thumb { width: 44px; }
  .hero-thumb img { width: 44px; height: 28px; }
  .hero-thumbs {
    right: .5rem;
    bottom: .5rem;
    max-width: calc(100% - 1rem);
    padding: .3rem;
    gap: .28rem;
  }
  .news-marquee { grid-template-columns: 1fr; }
  .marquee-label { justify-content: space-between; padding: .45rem .75rem; }
  .marquee-track { animation-duration: 28s; padding: .55rem .75rem; gap: 1.25rem; }
  .news-card { grid-template-columns: 72px 1fr; }
  .news-card img { width: 72px; height: 56px; }
}

@media (prefers-reduced-motion: reduce) {
  .marquee-track { animation: none; }
}