:root {
  --primary: #2648a8;
  --primary-2: #1a3278;
  --accent: #e38c2a;
  --text: #1c2433;
  --muted: #5c6778;
  --line: #e4e8ef;
  --bg: #ffffff;
  --bg-soft: #f4f6fa;
  --max: 1280px;
  --topbar: 34px;
  --logobar: 78px;
  --navbar: 50px;
  --gold: #e38c2a;
  --font: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
button:disabled { opacity: .55; cursor: not-allowed; }
p, h1, h2, h3, h4, ul, ol { margin: 0; }
ul, ol { padding: 0; list-style: none; }
[hidden] { display: none !important; }

.sr-only {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0,0,0,0);
}
.wrap {
  width: min(var(--max), calc(100% - 72px));
  margin-inline: auto;
}

/* Header: gray bar + white logo bar + dark nav, like the reference sites */
.site-header {
  position: relative;
  z-index: 40;
  background: #fff;
}
.top-bar {
  height: var(--topbar);
  background: #f8f9fa;
  color: #888;
  font-size: 13px;
  line-height: var(--topbar);
  border-bottom: 1px solid #eceff3;
}
.top-bar-inner { display: flex; align-items: center; justify-content: space-between; }
.top-bar-links { display: flex; align-items: center; gap: 16px; }
.top-bar-links a { color: #666; }
.top-bar-links a:hover { color: var(--accent); }
.logo-bar { background: #fff; border-bottom: 1px solid var(--line); }
.logo-bar-inner {
  min-height: var(--logobar);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { display: inline-flex; align-items: center; }
.brand img {
  width: auto;
  height: 46px;
  max-width: 190px;
  object-fit: contain;
}
.brand:has([data-slot="site-logo"]) [data-slot="site-title"] {
  position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0);
}
.menu-toggle {
  display: none;
  margin-left: auto;
  width: 40px; height: 40px;
  border: 1px solid var(--line);
  background: transparent; color: var(--primary);
}
.menu-bars, .menu-bars::before, .menu-bars::after {
  content: ""; display: block; width: 16px; height: 1.5px; margin: 0 auto; background: currentColor;
}
.menu-bars { position: relative; }
.menu-bars::before { position: absolute; top: -5px; }
.menu-bars::after { position: absolute; top: 5px; }

.header-phone {
  display: flex;
  align-items: center;
  gap: 0;
  flex-shrink: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
}
.phone-icon { display: none; }
.header-phone .phone-text {
  display: flex;
  flex-direction: row;
  align-items: baseline;
  gap: 10px;
  padding: 0;
  line-height: 1.2;
}
.header-phone .phone-text span {
  font-size: 15px;
  letter-spacing: 0;
  color: var(--muted);
  font-weight: 400;
}
.header-phone .phone-text strong {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0;
  font-variant-numeric: tabular-nums;
}
a.header-phone:hover .phone-text strong {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.site-nav { background: var(--primary); }
.nav-inner {
  display: flex;
  align-items: center;
  height: var(--navbar);
  gap: 0;
  padding-left: 10px;
}
.nav-item { position: relative; }
.nav-item > a {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 26px;
  height: var(--navbar);
  font-size: 16px;
  color: rgba(255,255,255,.88);
  white-space: nowrap;
}
.nav-item.is-active > a,
.nav-item > a:hover {
  background: rgba(255,255,255,.2);
  color: #fff;
}
.nav-item.is-active > a { font-weight: 700; }
.subnav {
  display: none;
  position: absolute; top: 100%; left: 0;
  min-width: 160px;
  background: #fff; color: var(--text);
  border: 1px solid var(--line);
  box-shadow: 0 8px 24px rgba(16,30,51,.12);
  padding: 6px 0;
  z-index: 20;
}
.nav-item:hover > .subnav,
.nav-item:focus-within > .subnav { display: block; }
.subnav[hidden] { display: none !important; }
.subnav a { display: block; padding: 8px 16px; font-size: 14px; }
.subnav a:hover { background: var(--bg-soft); color: var(--accent); }
.subnav a.is-active { background: var(--bg-soft); color: var(--primary); }

/* Footer */
.site-footer { background: var(--primary); color: rgba(255,255,255,.86); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding: 48px 0 36px;
}
.site-footer h3 { color: #fff; font-size: 16px; margin-bottom: 12px; }
.site-footer p, .site-footer li { font-size: 14px; margin-bottom: 8px; }
.footer-links a:hover { color: var(--accent); }
.footer-copy {
  border-top: 1px solid rgba(255,255,255,.12);
  padding: 14px 0 18px;
  font-size: 13px;
  opacity: .75;
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
}

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 42px; padding: 0 22px;
  background: var(--primary); color: #fff; border: 1px solid var(--primary);
  font-size: 14px;
  border-radius: 6px;
}
.btn:hover { background: var(--accent); border-color: var(--accent); }
.btn-line { background: transparent; color: var(--primary); }
.btn-line:hover { color: #fff; background: var(--accent); border-color: var(--accent); }
.btn-white { background: #fff; color: var(--primary); border-color: #fff; }
.btn-ghost {
  background: #fff; color: var(--primary);
  border: 1px solid #cfd5de; min-width: 180px;
  font-size: 15px;
}
.btn-ghost:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

a:hover {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.btn:hover,
.btn-line:hover,
.btn-white:hover,
.btn-ghost:hover {
  text-decoration: none;
}
.site-nav a:hover,
.nav-item > a:hover,
.nav-item.is-active > a:hover {
  color: #fff;
  text-decoration: none;
}
.product-tile:hover,
.product-tile:hover h3 {
  color: #fff;
  text-decoration: none;
}
/* 整卡链接：容器本身不加下划线/变色，避免详情、时间被带动 */
a.news-card:hover,
a.news-row:hover,
a.product-card:hover,
a.product-tile:hover,
a.relate-card:hover,
.news-lists a:hover,
.rec-grid a:hover,
.faq-group li a:hover,
.home-faq-grid li a:hover,
.side-list a:hover {
  color: inherit;
  text-decoration: none;
}
/* 只有标题有悬停 */
a.news-card:hover h3,
a.news-row:hover h3,
a.product-card:hover h3,
.news-lists a:hover span,
.rec-grid a:hover [data-slot="title"],
.side-list a:hover [data-slot="title"],
.side-list a:hover [data-slot="name"],
.faq-group li a:hover [data-slot="question"],
.home-faq-grid li a:hover [data-slot="question"] {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
/* 只有按钮有悬停 */
a.news-card:hover .news-card-meta::after,
a.news-row:hover .news-more,
a.product-card:hover .more,
.home-faq-grid li a:hover::after {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
/* 详情、时间、分类、编号：悬停无任何变化 */
a:hover time,
a:hover [data-slot="date"],
a:hover [data-slot="summary"],
a:hover [data-slot="answer"],
a:hover .meta,
a:hover .q-num,
a.news-card:hover .news-card-body p,
.news-lists a:hover time,
.rec-grid a:hover .meta,
.rec-grid a:hover time,
.rec-grid a:hover [data-slot="date"] {
  text-decoration: none;
}
.filter-row a:hover,
[data-block="pagination"] a:hover,
.pagination a:hover {
  text-decoration: none;
}

.section { padding: 56px 0; }
main[data-page="index"] .section {
  padding-top: 50px;
  padding-bottom: 50px;
}
main[data-page="index"] .home-about-sec {
  padding-bottom: 50px;
  background: #fff;
}
main[data-page="index"] .home-news-sec .sec-head-split,
main[data-page="index"] .home-products-sec .sec-head-split,
main[data-page="index"] .home-faqs-sec .sec-head-split {
  margin-bottom: 14px;
}
main[data-page="index"] .home-news-sec { background: var(--bg-soft); }
main[data-page="index"] .home-faqs-sec { background: var(--bg-soft); }
.section-soft { background: var(--bg-soft); }
.sec-head {
  display: flex; justify-content: space-between; align-items: flex-end;
  gap: 16px; margin-bottom: 28px;
}
.sec-head h2 { font-size: 28px; color: var(--primary); }
.sec-head p { color: var(--muted); font-size: 14px; }
.sec-head-center { text-align: center; justify-content: center; flex-direction: column; align-items: center; }
.sec-head-ornament { margin-bottom: 36px; }
.sec-head-ornament h2 {
  font-size: 32px;
  font-weight: 700;
  color: #1a1a1a;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}
.sec-head-ornament h2 span { position: relative; padding: 0 28px; }
.sec-head-ornament h2 span::before,
.sec-head-ornament h2 span::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 76px;
  height: 1px;
  background: var(--gold);
}
.sec-head-ornament h2 span::before { right: 100%; }
.sec-head-ornament h2 span::after { left: 100%; }
.sec-head-ornament h2 span::before {
  box-shadow: 6px 0 0 -2px var(--gold), 6px 0 0 1.5px transparent, 10px 0 0 -2.5px var(--gold);
}
.sec-head-ornament h2 span::after {
  box-shadow: -6px 0 0 -2px var(--gold), -6px 0 0 1.5px transparent, -10px 0 0 -2.5px var(--gold);
}
.sec-head-center h2::after {
  content: ""; display: block; width: 40px; height: 3px;
  background: var(--accent); margin: 10px auto 0;
}
.sec-head-split {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  text-align: left;
  margin-bottom: 28px;
}
.sec-head-split h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--primary);
  margin: 0;
}
.sec-head-split h2::after { display: none; }
.sec-head-split .btn,
.sec-head-split .btn-more {
  min-width: 0;
  min-height: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--primary);
  font-size: 16px;
  border-radius: 0;
}
.sec-head-split .btn:hover,
.sec-head-split .btn-more:hover {
  background: transparent;
  color: var(--accent);
  border: 0;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.media { display: block; overflow: hidden; background: #d9dee6; }
.media img { width: 100%; height: 100%; object-fit: cover; }
.ratio-4x3 { aspect-ratio: 4/3; }
.ratio-16x10 { aspect-ratio: 16/10; }
.ratio-21x9 { aspect-ratio: 21/9; }
.clamp-2, .clamp-3 {
  display: -webkit-box; -webkit-box-orient: vertical; overflow: hidden;
}
.clamp-2 { -webkit-line-clamp: 2; }
.clamp-3 { -webkit-line-clamp: 3; }
.tag, .meta { font-size: 12px; color: var(--muted); }
.tag-list { display: flex; flex-wrap: wrap; gap: 6px; }
.tag-list [data-slot="tag"] {
  border: 1px solid var(--line); padding: 1px 8px; background: #fff;
}
[data-empty] {
  padding: 24px; text-align: center; color: var(--muted);
  border: 1px dashed var(--line); background: var(--bg-soft);
}

/* Banner first, like the references */
.banner picture { display: block; }
.banner img { width: 100%; height: auto; object-fit: contain; object-position: center; }

/* About: text only */
.home-about { display: block; }
.home-about-stage {
  display: block;
  max-width: 720px;
}
.home-about-panel {
  position: static;
  width: 100%;
  max-width: none;
  padding: 0;
  background: transparent;
  box-shadow: none;
}
.home-about-panel h2 {
  font-size: 32px;
  color: var(--primary);
  margin: 0 0 16px;
  padding-bottom: 12px;
  line-height: 1.3;
  display: inline-block;
  border-bottom: 3px solid var(--accent);
}
.home-about-panel p {
  margin: 0 0 14px;
  color: var(--text);
  font-size: 16px;
  line-height: 1.85;
}
.home-about-panel .btn {
  margin-top: 6px;
  min-width: 0;
  min-height: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--primary);
  border-radius: 0;
  font-size: 15px;
}
.home-about-panel .btn:hover {
  background: transparent;
  color: var(--accent);
  border: 0;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* News: 2-col horizontal thumb + copy, any count */
.news-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}
.news-cards > [data-empty] { grid-column: 1 / -1; }
.news-card {
  display: grid;
  grid-template-columns: 140px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  min-width: 0;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  padding: 20px 0;
  color: inherit;
  box-shadow: none;
}
.news-card:nth-child(odd) { padding-right: 28px; }
.news-card:nth-child(even) {
  padding-left: 28px;
  border-left: 1px solid var(--line);
}
.news-card:hover { transform: none; text-decoration: none; color: inherit; }
.news-card .news-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  margin: 8px 0 0;
}
.news-card .news-card-meta::after {
  content: "查看详情 >";
  flex: none;
  margin-left: auto;
  color: var(--primary);
  font-size: 14px;
  line-height: 1.4;
  white-space: nowrap;
}
.news-card .news-card-meta time {
  color: var(--muted);
  font-size: 13px;
  white-space: nowrap;
}
.news-card h3 {
  font-size: 20px;
  margin: 0 0 6px;
  color: var(--primary);
  font-weight: 600;
  line-height: 1.45;
  display: block;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}
.news-card .news-card-body {
  display: flex;
  flex-direction: column;
  min-width: 0;
  width: 100%;
  padding: 0;
}
.news-card:hover h3,
.news-card:hover .news-card-meta::after {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.news-card:hover time,
.news-card:hover [data-slot="date"],
.news-card:hover [data-slot="summary"],
.news-card:hover .news-card-body p {
  text-decoration: none;
}
.news-card .news-card-body p {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.65;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
.news-card .news-card-body p:empty { display: none; }
.news-card-cover {
  width: 140px;
  height: auto;
  aspect-ratio: auto;
  border-radius: 0;
  background: transparent;
  overflow: hidden;
  align-self: start;
}
.news-card-cover img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
  object-position: center;
}

.news-lists {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 40px;
  padding-top: 20px;
  margin-top: 8px;
  border-top: 1px solid var(--line);
}
.news-list-col h3 {
  display: flex; align-items: center; gap: 8px;
  font-size: 18px; color: var(--primary); margin-bottom: 8px;
}
.news-list-col h3 .dot {
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--accent); color: #fff;
  display: inline-grid; place-items: center; flex: none;
}
.news-list-col h3 .dot svg { width: 10px; height: 10px; display: block; }
.news-lists a {
  display: flex; justify-content: flex-start; align-items: center; gap: 16px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 15px;
  position: relative;
  transition: color .2s ease;
}
.news-lists a span {
  font-size: 15px;
  min-width: 0;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.news-lists a:hover {
  transform: none;
  color: inherit;
  text-decoration: none;
}
.news-lists a:hover span {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.news-lists a:hover time {
  color: var(--accent);
  text-decoration: none;
}
.news-lists a::before { display: none; }
.news-lists time {
  order: -1;
  color: var(--accent);
  flex: none;
  font-size: 13px;
  min-width: 88px;
  font-variant-numeric: tabular-nums;
}
.more-row { text-align: center; margin-top: 28px; }
.more-row .btn { font-size: 15px; }

.home-products-sec { background: #fff; }
.home-products-sec .sec-head h2 { font-size: 32px; font-weight: 700; }
.home-faqs-sec .faq-grid { padding: 0; }
.product-tiles {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.product-tile {
  position: relative;
  display: block;
  color: inherit;
  background: #111;
  border-radius: 5px;
  box-shadow: none;
  overflow: hidden;
}
.product-tile:hover { transform: none; }
.product-tile .media {
  height: auto;
  aspect-ratio: 4 / 3;
  background: var(--bg-soft);
}
.product-tile .media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .35s ease, filter .35s ease;
}
.product-tile:hover .media img {
  transform: scale(1.04);
  filter: brightness(.92);
}
.product-tile .body {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 36px 16px 14px;
  background: linear-gradient(180deg, transparent 0%, rgba(12, 22, 48, .88) 100%);
  text-align: left;
}
.product-tile h3 {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.product-tile:hover h3 {
  color: #fff;
  text-decoration: none;
}

.channel-banner {
  display: block;
  position: relative;
  min-height: 0;
  background: linear-gradient(180deg, #e8eef8 0%, #ffffff 100%);
  color: #1a1a1a;
  text-align: center;
}
.channel-banner .wrap { padding: 28px 0 20px; position: relative; z-index: 1; }
.channel-banner h1,
.channel-banner [data-slot="name"],
.channel-banner [data-slot="title"] {
  font-size: 30px;
  font-weight: 700;
  line-height: 1.3;
  color: #1a1a1a;
  margin: 0 0 10px;
}
.channel-banner p,
.channel-banner [data-slot="intro"] {
  margin: 0;
  font-size: 16px;
  line-height: 1.7;
  color: var(--muted);
}
.channel-banner p:empty,
.channel-banner [data-slot="intro"]:empty { display: none; }
.page-crumb {
  padding: 10px 0;
  background: transparent;
  border-bottom: 1px solid var(--line);
}
.page-crumb .crumb {
  justify-content: flex-start;
  margin: 0;
  padding: 0;
  border: 0;
}
.page-crumb .crumb a { color: var(--primary); }
.page-crumb .crumb a:hover { color: var(--accent); }
.channel-head {
  display: block;
  text-align: center;
  padding: 8px 0 20px;
}
.channel-head h1, .channel-head [data-slot="name"] {
  font-size: 32px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.3;
}
.channel-head p { margin-top: 8px; font-size: 15px; color: var(--muted); }
.channel-head p:empty, .channel-head [data-slot="intro"]:empty { display: none; }
.crumb {
  font-size: 15px;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
  padding-bottom: 12px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--line);
}
.crumb [data-item] + [data-item]::before { content: "/"; margin-right: 6px; opacity: .6; }
.crumb-left { justify-content: flex-start; }
main[data-page="about"] .section { padding-top: 16px; }
main[data-page="help-list"] .faq-grid { padding-top: 24px; }
.page-hero {
  background: #f4f6f9;
  color: var(--text);
  padding: 36px 0 28px;
  text-align: center;
}
.page-hero h1, .page-hero .detail-title, .page-hero .help-q { font-size: 32px; margin: 8px 0 6px; color: var(--primary); }
.page-hero p { color: var(--muted); }

.layout-2 {
  display: grid;
  grid-template-columns: minmax(0,1fr) 280px;
  gap: 28px;
  padding: 10px 0 64px;
}
.layout-2 > * { min-width: 0; }
.side-box {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0 0 8px;
  margin-bottom: 20px;
  box-shadow: 0 10px 28px rgba(16,30,51,.06);
  overflow: hidden;
}
.side-box h3 {
  position: relative;
  margin: 0;
  padding: 14px 18px 14px 22px;
  font-size: 16px;
  font-weight: 700;
  color: var(--primary);
  background: linear-gradient(180deg, #f7f9fc 0%, #fff 100%);
  border-bottom: 1px solid var(--line);
}
.side-box h3::before {
  content: "";
  position: absolute;
  left: 0; top: 12px; bottom: 12px;
  width: 3px;
  border-radius: 0 2px 2px 0;
  background: var(--accent);
}
.side-list a,
.side-list [data-item] {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 8px;
  min-width: 0;
  max-width: 100%;
  padding: 12px 18px;
  border-bottom: 1px dashed #edf0f4;
  font-size: 15px;
  line-height: 1.5;
  color: var(--text);
  overflow: hidden;
}
.side-list a:last-of-type { border-bottom: 0; }
.side-list a:hover { background: #fafbfc; color: inherit; text-decoration: none; }
.side-list [data-slot="title"],
.side-list [data-slot="question"] {
  display: block;
  min-width: 0;
  flex: 1;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: 15px;
}
.side-list [data-slot="date"] {
  position: absolute;
  width: 1px; height: 1px; overflow: hidden;
  clip: rect(0,0,0,0);
}
[data-block="hot-news"] { counter-reset: hot; }
[data-block="hot-news"] [data-item] {
  flex-direction: row;
  align-items: center;
  gap: 10px;
}
[data-block="hot-news"] [data-item]::before {
  counter-increment: hot;
  content: counter(hot);
  flex: none;
  width: 20px;
  height: 20px;
  margin-top: 1px;
  border-radius: 4px;
  background: var(--bg-soft);
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  line-height: 20px;
  text-align: center;
}
[data-block="hot-news"] [data-item]:nth-child(1)::before,
[data-block="hot-news"] [data-item]:nth-child(2)::before,
[data-block="hot-news"] [data-item]:nth-child(3)::before {
  background: var(--accent);
  color: #fff;
}
.layout-2 > div > .filter-row { justify-content: flex-start; }
.filter-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 30px; }
.filter-row a, .filter-row .filter {
  padding: 6px 14px; border: 1px solid var(--line); background: #fff;
  font-size: 14px;
}
main[data-page="news-list"] .filter-row {
  justify-content: flex-start;
  gap: 10px;
  border: 0;
  margin-bottom: 32px;
  padding: 0;
  background: transparent;
  border-radius: 0;
}
main[data-page="product-list"] .filter-row {
  justify-content: center;
  gap: 10px;
  border: 0;
  margin-bottom: 32px;
  padding: 0;
  background: transparent;
  border-radius: 0;
}
main[data-page="news-list"] .filter-row a,
main[data-page="news-list"] .filter-row .filter,
main[data-page="product-list"] .filter-row a,
main[data-page="product-list"] .filter-row .filter {
  font-size: 15px;
  border: 0;
  border-radius: 20px;
  background: #fff;
  padding: 8px 20px;
  color: var(--text);
}
main[data-page="news-list"] .filter-row a:hover,
main[data-page="product-list"] .filter-row a:hover {
  color: var(--accent);
  border-color: var(--accent);
}
main[data-page="news-list"] .filter-row .is-active,
main[data-page="news-list"] .filter-row a.is-active,
main[data-page="product-list"] .filter-row .is-active,
main[data-page="product-list"] .filter-row a.is-active {
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  border: 0;
}
.filter-row .is-active, .filter-row a.is-active {
  background: var(--primary); color: #fff; border-color: var(--primary);
}
.filter-row a.is-active:hover,
main[data-page="product-list"] .filter-row a.is-active:hover {
  color: #fff;
  background: var(--primary);
  border-color: var(--primary);
  text-decoration: none;
}

.search-bar {
  display: flex; border: 1px solid var(--line); background: #fff; margin-bottom: 18px;
}
.search-bar input { flex: 1; border: 0; padding: 10px 12px; outline: none; }
.search-bar button { border: 0; background: var(--primary); color: #fff; padding: 0 16px; }

.layout-2 > div [data-block="pagination"] { justify-content: center; }
main[data-page="product-list"] [data-block="pagination"] { justify-content: center; }
[data-block="pagination"],
.pagination {
  display: flex; flex-wrap: wrap; gap: 6px; margin-top: 24px;
}
[data-block="pagination"] a, [data-block="pagination"] span,
.pagination a, .pagination span {
  min-width: 36px; height: 36px;
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0 10px; border: 1px solid var(--line); background: #fff;
}
[data-block="pagination"] .is-current,
[data-block="pagination"] .page-current,
.pagination .is-current,
.pagination .page-current { background: var(--primary); color: #fff; border-color: var(--primary); }
[data-block="pagination"] a.is-current:hover,
.pagination a.is-current:hover {
  color: #fff;
  background: var(--primary);
  text-decoration: none;
}
[data-block="pagination"] .is-disabled,
.pagination .is-disabled { opacity: .4; pointer-events: none; }

/* Product list: 2-col cards instead of horizontal lines */
.product-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.product-card {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  background: #fff;
  border: 1px solid var(--line);
  color: inherit;
}
main[data-page="product-list"] .product-grid {
  grid-template-columns: 1fr 1fr 1fr;
  gap: 22px;
}
main[data-page="product-list"] .product-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 8px;
  align-items: stretch;
  transition: transform .28s ease, box-shadow .28s ease;
}
main[data-page="product-list"] .product-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 24px rgba(16,30,51,.08);
}
main[data-page="product-list"] .product-card:hover h3,
main[data-page="product-list"] .product-card:hover .more {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
main[data-page="product-list"] .product-card .media,
main[data-page="product-list"] .product-card .media.ratio-4x3 {
  width: 100%;
  aspect-ratio: 4 / 3;
  height: auto;
  background: var(--bg-soft);
}
main[data-page="product-list"] .product-card .media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.product-card .body { padding: 18px 22px; display: flex; flex-direction: column; }
.product-card [data-slot="summary"] { color: var(--muted); }
.product-card h3 {
  color: var(--primary);
  font-size: 18px;
  margin: 6px 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
main[data-page="product-list"] .product-card:hover { border-color: var(--line); }
main[data-page="product-list"] .product-card .more {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  min-height: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  margin-top: auto;
  align-self: flex-end;
  color: var(--primary);
  font-size: 15px;
}
main[data-page="product-list"] .product-card:hover .more {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* News list: stacked rows */
.news-row {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 18px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  color: inherit;
  min-width: 0;
  max-width: 100%;
}
.news-row > * { min-width: 0; overflow: hidden; }
.news-row h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  margin: 4px 0 8px;
  max-width: 100%;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.news-row [data-slot="summary"],
.news-row [data-slot="answer"] { font-size: 14px; color: var(--muted); }
.news-row .news-meta-row {
  display: flex; align-items: center; gap: 12px; margin-top: 10px; font-size: 13px;
}
.news-row .news-more {
  display: inline-flex;
  align-items: center;
  margin-left: auto;
  min-height: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--primary);
  font-size: 14px;
}
.news-row:hover {
  color: inherit;
  text-decoration: none;
}
.news-row:hover [data-slot="summary"],
.news-row:hover [data-slot="answer"],
.news-row:hover time,
.news-row:hover [data-slot="date"],
.news-row:hover .meta {
  text-decoration: none;
}
.news-row:hover .news-more {
  background: transparent;
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.news-row.is-lead {
  grid-template-columns: 200px 1fr;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}
.news-row.is-lead h3 { font-size: 18px; font-weight: 700; }
main[data-page="news-list"] .news-row:hover h3 {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 4px;
}
main[data-page="help-category"] .news-row { grid-template-columns: 1fr; }
main[data-page="help-category"] .news-row:hover h3 {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 4px;
}
main[data-page="help-category"] .news-row h3 { font-size: 20px; }
main[data-page="help-category"] .news-row [data-slot="answer"] { font-size: 16px; }
main[data-page="help-category"] .news-row .news-meta-row { margin-top: 12px; }
main[data-page="help-category"] .news-row .meta {
  background: #f4f6f9;
  border: 1px solid #e6eaef;
  color: var(--primary);
  padding: 2px 10px;
  border-radius: 4px;
  font-size: 13px;
}
.help-detail-shell { padding: 24px 0 64px; }
.help-detail-shell .layout-2 { padding-top: 8px; }
.help-a {
  white-space: pre-line;
  background: transparent;
  border: 0;
  padding: 0;
  font-size: 16px;
  line-height: 1.9;
}
main[data-page="news-list"] [data-block="list"] {
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
}
main[data-page="news-list"] .news-row,
main[data-page="news-list"] .news-row.is-lead {
  grid-template-columns: 220px 1fr;
  gap: 24px;
  padding: 28px 0;
  align-items: flex-start;
}
main[data-page="news-list"] [data-block="list"] > .news-row:first-child,
main[data-page="news-list"] [data-block="list"] > .news-row.is-lead:first-child {
  padding-top: 0;
}
main[data-page="news-list"] .news-row .media,
main[data-page="news-list"] .news-row .media.ratio-16x10 {
  width: 220px;
  height: 140px;
  aspect-ratio: auto;
  border-radius: 6px;
  flex: none;
}
main[data-page="news-list"] .news-row .media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
main[data-page="news-list"] .news-row h3,
main[data-page="news-list"] .news-row.is-lead h3 {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.4;
  margin: 0 0 10px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
main[data-page="news-list"] .news-row [data-slot="summary"] {
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
main[data-page="news-list"] .news-row .news-meta-row time,
main[data-page="news-list"] .news-row .news-more { font-size: 14px; }

.detail-cover-sm {
  display: block;
  max-width: 420px;
  margin: 18px auto 24px;
  background: transparent;
}
.detail-cover-sm img {
  width: 100%;
  height: auto;
  object-fit: contain;
}
.rec-box { margin-top: 30px; border-top: 0; padding-top: 0; }
.rec-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}
.rec-head h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  padding-left: 10px;
  border-left: 3px solid var(--accent);
}
.rec-head a {
  font-size: 15px;
  color: var(--primary);
  border: 0;
  background: transparent;
  padding: 0;
}
.rec-head a:hover { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.rec-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: 40px;
}
.rec-grid a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-width: 0;
  padding: 11px 0;
  border-bottom: 1px dashed #e4e8ee;
  font-size: 15px;
  color: var(--text);
  position: relative;
}
.rec-grid a::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #c5cad3;
  flex: none;
}
.rec-grid a [data-slot="title"] {
  min-width: 0;
  flex: 1;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.rec-grid a .meta,
.rec-grid a [data-slot="date"] {
  flex: none;
  color: var(--muted);
  font-size: 13px;
  white-space: nowrap;
}
.rec-grid a:hover { color: inherit; text-decoration: none; }
.rec-grid a:hover [data-slot="title"] { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.rec-grid a:hover .meta,
.rec-grid a:hover time,
.rec-grid a:hover [data-slot="date"] {
  color: var(--muted);
  text-decoration: none;
}
.rec-grid [data-empty] { grid-column: 1 / -1; }

.prev-next-product [data-slot="prev"]::before,
.prev-next-product a:first-child::before { content: "\4e0a\4e00\4e2a\4ea7\54c1\ff1a"; color: var(--muted); margin-right: 6px; }
.prev-next-product [data-slot="next"]::before,
.prev-next-product a:last-child::before { content: "\4e0b\4e00\4e2a\4ea7\54c1\ff1a"; color: var(--muted); margin-right: 6px; }
.prev-next-help [data-slot="prev"]::before { content: "\4e0a\4e00\95ee\ff1a"; color: var(--muted); margin-right: 6px; }
.prev-next-help [data-slot="next"]::before { content: "\4e0b\4e00\95ee\ff1a"; color: var(--muted); margin-right: 6px; }
.detail-title { font-size: 30px; font-weight: 700; color: var(--primary); margin: 0 0 10px; line-height: 1.4; }
.detail-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 28px;
  font-size: 14px;
  color: var(--muted);
  margin: 0 0 16px;
}
.related-inline {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 4px 0 22px;
}
.relate-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  border: 1px solid var(--line);
  background: #fff;
  color: inherit;
}
.relate-thumb {
  flex: none;
  width: 72px;
  height: 72px;
  overflow: hidden;
  background: var(--bg-soft);
}
.relate-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.relate-info { flex: 1; min-width: 0; }
.relate-card [data-slot="name"] {
  display: block;
  font-size: 16px;
  font-weight: 700;
  color: var(--primary);
  margin: 0 0 4px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.relate-card [data-slot="summary"] {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
  margin: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.relate-card .more {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 0 18px;
  font-size: 14px;
  color: var(--primary);
  border: 1px solid var(--primary);
  background: transparent;
  white-space: nowrap;
}
.relate-card:hover {
  color: inherit;
  text-decoration: none;
}
.relate-card:hover [data-slot="name"] {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.relate-card:hover [data-slot="summary"] {
  color: var(--muted);
  text-decoration: none;
}
.relate-card:hover .more {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  text-decoration: none;
}
.detail-shell { padding: 24px 0 64px; }
.detail-shell .layout-2 { padding: 10px 0 0; }
.crumb-left { justify-content: flex-start; }
.intro-label {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  margin: 8px 0 14px;
  padding-left: 10px;
  border-left: 3px solid var(--accent);
}
.contact-mini p { padding: 0 18px; font-size: 14px; margin: 8px 0; color: var(--text); }
.contact-mini .btn {
  margin: 12px 18px 16px;
  min-width: 0;
  width: calc(100% - 36px);
  font-size: 14px;
}
aside .side-aux { display: none; }
aside .side-list[data-block="related-products"],
aside .side-list[data-block="related-news"] {
  display: block;
  gap: 0;
  padding: 0 0 8px;
}
aside .side-list [data-slot="name"],
aside .side-list [data-slot="title"],
aside .side-list [data-slot="question"] {
  display: block;
  min-width: 0;
  flex: 1;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: 15px;
}
aside [data-block="related-news"] .news-row,
aside [data-block="related-products"] .product-card {
  display: flex;
  grid-template-columns: none;
  padding: 10px 18px;
  border: 0;
  border-bottom: 1px dashed #edf0f4;
  gap: 0;
}
aside [data-block="related-news"] .media,
aside [data-block="related-news"] [data-slot="summary"],
aside [data-block="related-news"] [data-slot="date"],
aside [data-block="related-products"] .media,
aside [data-block="related-products"] [data-slot="category"],
aside [data-block="related-products"] [data-slot="summary"],
aside [data-block="related-products"] .tag-list {
  position: absolute;
  width: 1px; height: 1px; overflow: hidden;
  clip: rect(0,0,0,0);
}
aside [data-block="related-news"] h3,
aside [data-block="related-products"] h3 {
  font-size: 15px;
  font-weight: 400;
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
aside [data-block="related-products"].related-grid,
aside .related-grid[data-block="related-products"] {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding-bottom: 8px;
}
.rich-text { font-size: 16px; }
.rich-text > * + * { margin-top: 1em; }
.rich-text h2 { font-size: 18px; color: var(--primary); }
.rich-text h3 { font-size: 18px; color: var(--primary); }
.rich-text h4 { font-size: 18px; }
.rich-text ul, .rich-text ol { padding-left: 1.3em; list-style: revert; }
.rich-text a { color: var(--accent); text-decoration: underline; }
.rich-text img { max-width: 100%; height: auto; }
.rich-text blockquote {
  margin-left: 0; padding: 10px 16px;
  border-left: 3px solid var(--accent); background: var(--bg-soft); color: var(--muted);
}
.rich-text hr { border: 0; border-top: 1px solid var(--line); }
.rich-text pre { overflow: auto; padding: 12px; background: var(--primary); color: #fff; font-size: 13px; }
.rich-text code { font-family: Consolas, monospace; }
.rich-text:empty { display: none; }
.rich-text table { width: 100%; min-width: 480px; border-collapse: collapse; }
.rich-text th, .rich-text td { border: 1px solid var(--line); padding: 8px 10px; }
.rich-text th { background: var(--bg-soft); }

.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  padding: 28px 0 56px;
}
.faq-group { border: 1px solid var(--line); background: #fff; border-radius: 8px; overflow: hidden; }
.faq-group-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 20px; background: #f4f6f9; color: var(--primary);
}
.faq-group-head h2 { font-size: 18px; font-weight: 700; }
.faq-group-head a {
  display: inline-flex;
  align-items: center;
  min-height: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--primary);
  font-size: 14px;
}
.faq-group-head a:hover {
  background: transparent;
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.faq-group li a {
  display: flex; gap: 10px; padding: 11px 20px;
  border-top: 1px solid var(--line); font-size: 15px;
}
.faq-group li a:hover { color: inherit; text-decoration: none; }
.faq-group li a:hover [data-slot="question"] {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.q-num { color: var(--accent); font-weight: 700; width: 28px; flex: none; }

.home-faq-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 0;
}
.home-faq-grid > [data-empty] { padding: 24px 0; }
.home-faq-grid .faq-group {
  display: grid;
  grid-template-columns: 168px minmax(0, 1fr);
  border: 1px solid var(--line);
  border-radius: 0;
  background: #fff;
  overflow: hidden;
  box-shadow: 0 10px 28px rgba(16, 30, 51, .06);
}
.home-faq-grid .faq-group-head {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  padding: 24px 22px;
  margin: 0;
  background: var(--primary);
  border: 0;
  color: #fff;
}
.home-faq-grid .faq-group-head h2 {
  font-size: 20px;
  font-weight: 600;
  color: #fff;
  line-height: 1.4;
}
.home-faq-grid .faq-group-head a {
  color: rgba(255,255,255,.82);
  font-size: 14px;
}
.home-faq-grid .faq-group-head a:hover {
  color: #fff;
  text-decoration: underline;
}
.home-faq-grid ul {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  grid-auto-rows: 1fr;
  gap: 0;
  padding: 8px 0;
  margin: 0;
  background: #fff;
  min-width: 0;
  position: relative;
}
.home-faq-grid ul::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--line);
  transform: translateX(-50%);
  pointer-events: none;
  z-index: 1;
}
.home-faq-grid li {
  min-width: 0;
  width: 100%;
}
.home-faq-grid li a {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border: 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  font-weight: 400;
  line-height: 1.55;
  min-height: 64px;
  min-width: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #fff;
}
.home-faq-grid li:nth-last-child(-n+2) a { border-bottom: 0; }
.home-faq-grid li a::after {
  content: "查看详情 >";
  flex: none;
  margin-left: 8px;
  color: var(--primary);
  font-size: 14px;
  white-space: nowrap;
}
.home-faq-grid li a:hover {
  color: inherit;
  background: #fff;
  text-decoration: none;
}
.home-faq-grid li a:hover [data-slot="question"] {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.home-faq-grid li a:hover::after {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.home-faq-grid li a:hover .q-num {
  color: var(--accent);
  text-decoration: none;
}
.home-faq-grid [data-slot="question"] {
  min-width: 0;
  flex: 1 1 0;
  max-width: 100%;
  display: block;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}
.home-faq-grid .q-num {
  width: 32px;
  height: 32px;
  margin: 0;
  border: 0;
  border-radius: 50%;
  display: grid;
  place-items: center;
  flex: none;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0;
  color: var(--primary);
  background: #eef2fb;
}
.pre-line { white-space: pre-line; }
.help-q { font-size: 28px; color: var(--primary); margin: 0 0 12px; }

.prev-next {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  margin: 30px 0 0;
  padding: 16px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.prev-next a, .prev-next span {
  display: block;
  flex: 1;
  min-width: 0;
  padding: 2px 0;
  border: 0;
  background: transparent;
  min-height: 0;
  color: var(--text);
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.prev-next [data-slot="next"],
.prev-next a:last-child,
.prev-next span:last-child {
  text-align: right;
}
.prev-next a:hover {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.prev-next a:hover::before {
  color: var(--muted);
  text-decoration: none;
}
.prev-next [data-slot="prev"]::before { content: "\4e0a\4e00\7bc7\ff1a"; color: var(--muted); margin-right: 6px; }
.prev-next [data-slot="next"]::before { content: "\4e0b\4e00\7bc7\ff1a"; color: var(--muted); margin-right: 6px; }

.contact-block {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 48px;
  align-items: start;
  padding: 40px 0 56px;
}
.contact-info h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary);
  margin: 0 0 28px;
}
.contact-list { display: flex; flex-direction: column; gap: 22px; }
.contact-row .contact-label {
  display: block;
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 8px;
}
.contact-row .contact-value {
  font-size: 17px;
  line-height: 1.7;
  color: var(--text);
  word-break: break-word;
}
.contact-row:has([data-slot]:empty) { display: none; }
.contact-info:not(:has([data-slot]:not(:empty))) { display: none; }
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 28px;
  padding: 36px 0 56px;
}
main[data-page="contact"] .rich-text { padding-bottom: 8px; }
.contact-table { width: 100%; border-collapse: collapse; }
.contact-table th, .contact-table td {
  border: 1px solid var(--line); padding: 12px 14px; text-align: left;
}
.contact-table th { width: 140px; background: var(--bg-soft); color: var(--primary); }
.qr-box { text-align: center; border: 1px solid var(--line); padding: 24px; }
.qr-box img { width: 180px; height: 180px; object-fit: cover; margin: 0 auto 12px; border: 1px solid var(--line); }
.form-panel { background: var(--bg-soft); border: 1px solid var(--line); padding: 24px; margin-bottom: 56px; }
.field { margin-bottom: 12px; }
.field label { display: block; font-size: 13px; margin-bottom: 6px; }
.field input, .field textarea {
  width: 100%; border: 1px solid var(--line); padding: 10px 12px; background: #fff;
}
.field textarea { min-height: 120px; resize: vertical; }
.form-msg { font-size: 13px; margin: 8px 0; }
.form-msg[data-form-state="pending"] { color: #b26a00; }
.form-msg[data-form-state="success"] { color: #2a7a3a; }
.form-msg[data-form-state="error"] { color: #c0392b; }

.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.related-grid .product-card {
  display: flex;
  flex-direction: column;
}
aside [data-block="related-products"] {
  display: block;
  padding: 0 0 8px;
}
aside .product-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
}
aside .product-card .media {
  width: 100%;
  height: 110px;
  aspect-ratio: auto;
}
aside .product-card .media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
aside .product-card .body { padding: 10px 12px 12px; }
aside .product-card h3 { font-size: 15px; margin: 0 0 6px; }
aside .product-card [data-slot="summary"] {
  font-size: 13px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
aside .product-card [data-slot="category"],
aside .product-card .tag-list {
  position: absolute;
  width: 1px; height: 1px; overflow: hidden;
  clip: rect(0,0,0,0);
}
.to-top { display: none !important; }

.about-stack { max-width: 920px; margin: 0 auto; }
.about-stack h1 { text-align: center; font-size: 28px; color: var(--primary); margin-bottom: 20px; }
.about-stack h2 { text-align: center; font-size: 26px; color: var(--primary); margin-bottom: 24px; }
.about-stack .rich-text p { text-align: justify; line-height: 2; }
.about-stack-media { margin-top: 28px; text-align: center; }
.about-stack-media img { max-width: 520px; max-height: 280px; height: auto; margin: 0 auto; border-radius: 8px; object-fit: cover; }

.sg-swatch { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; }
.sg-chip { min-height: 80px; padding: 12px; border: 1px solid var(--line); }
.sg-stack > * + * { margin-top: 18px; }

@media (max-width: 960px) {
  .menu-toggle {
    display: grid;
    place-items: center;
    border: 0;
    width: 44px;
    height: 44px;
  }
  .header-phone { display: none; }
  .brand img {
    width: auto;
    height: 40px;
    max-width: min(203px, calc(100vw - 96px));
  }
  .site-nav {
    display: none;
    position: absolute;
    left: auto;
    right: 12px;
    top: calc(100% - 6px);
    z-index: 50;
    width: min(228px, calc(100% - 24px));
    background: #fff;
    border-radius: 12px;
    padding: 10px 8px;
    box-shadow: 0 16px 40px rgba(16,30,51,.16);
  }
  .site-nav.is-open { display: block; }
  .site-nav .nav-inner {
    display: block;
    height: auto;
    width: 100%;
    margin: 0;
    padding: 0;
  }
  .nav-item > a {
    justify-content: flex-start;
    height: auto;
    min-height: 44px;
    padding: 10px 16px;
    border-radius: 8px;
    font-size: 15px;
    color: var(--primary);
  }
  .nav-item.is-active > a {
    background: #eef3f8;
    color: var(--primary);
  }
  .nav-item > a:hover {
    background: #eef3f8;
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 3px;
  }
  .subnav {
    position: static;
    background: transparent;
    color: var(--text);
    border: 0;
    box-shadow: none;
  }
  .nav-item.is-expanded > .subnav { display: block; }
  .home-about, .news-lists,
  .layout-2, .faq-grid, .footer-grid,
  .contact-grid, .related-grid, .rec-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .layout-2 > * {
    min-width: 0;
    max-width: 100%;
  }
  .side-box, .side-list, .side-list a, .side-list [data-item] {
    min-width: 0;
    max-width: 100%;
  }
  .product-tiles,
  main[data-page="product-list"] .product-grid { grid-template-columns: 1fr 1fr; }
  .home-about-stage {
    max-width: 100%;
  }
  .home-about-panel {
    position: static;
    width: 100%;
    max-width: none;
    bottom: auto;
    box-shadow: none;
    padding: 0;
  }
  .home-about-panel h2 { font-size: 26px; }
  .home-faq-grid { gap: 20px; }
  .home-faq-grid .faq-group { grid-template-columns: 1fr; }
  .home-faq-grid .faq-group-head {
    flex-direction: row;
    align-items: center;
    padding: 16px 18px;
  }
  .home-faq-grid ul { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .home-faq-grid li a { min-height: 64px; }
  .product-tile .media { height: auto; }
  .product-tile .body { padding: 28px 10px 10px; }
  .product-tile h3 { font-size: 15px; }
  .sec-head-split { flex-wrap: wrap; gap: 8px 16px; }
  .sec-head-split h2,
  .home-products-sec .sec-head h2 { font-size: 26px; }
  .layout-2 { padding-bottom: 40px; gap: 20px; }
}
@media (max-width: 720px) {
  .news-cards { grid-template-columns: 1fr; }
  .news-card,
  .news-card:nth-child(odd),
  .news-card:nth-child(even) {
    display: grid;
    grid-template-columns: 110px minmax(0, 1fr);
    padding: 16px 0;
    border-left: 0;
  }
  .news-card-cover {
    width: 110px;
    aspect-ratio: auto;
    height: auto;
    margin-bottom: 0;
  }
  .news-card-cover img {
    width: 100%;
    height: auto;
    object-fit: contain;
  }
  .news-card h3,
  main[data-page="index"] .news-card h3 { font-size: 18px; }
  main[data-page="index"] .news-card .news-card-body p { font-size: 14px; }
  main[data-page="news-list"] .news-row,
  main[data-page="news-list"] .news-row.is-lead {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 20px 0;
  }
  main[data-page="news-list"] .news-row .media,
  main[data-page="news-list"] .news-row .media.ratio-16x10 {
    width: 100%;
    height: auto;
    aspect-ratio: 220 / 140;
  }
}
@media (max-width: 600px) {
  .wrap { width: min(var(--max), calc(100% - 64px)); max-width: 100%; }
  .logo-bar-inner { min-height: 64px; gap: 12px; }
  .section { padding: 32px 0 24px; }
  main[data-page="index"] .section {
    padding-top: 32px;
    padding-bottom: 24px;
  }
  main[data-page="index"] .home-about-sec { padding-bottom: 24px; }
  main[data-page="index"] .home-news-sec {
    padding-top: 36px;
    padding-bottom: 24px;
  }
  main[data-page="index"] .home-products-sec {
    padding-top: 24px;
    padding-bottom: 24px;
  }
  .sec-head-split { margin-bottom: 12px; }
  .sec-head-split .btn-more { font-size: 14px; }
  .home-about-panel h2,
  .sec-head-split h2,
  .home-products-sec .sec-head h2 { font-size: 22px; }
  .home-about-panel p { font-size: 16px; line-height: 1.85; }
  .home-faq-grid ul { grid-template-columns: minmax(0, 1fr); }
  .home-faq-grid ul::before { display: none; }
  .home-faq-grid li:nth-last-child(-n+2) a { border-bottom: 1px solid var(--line); }
  .home-faq-grid li:last-child a { border-bottom: 0; }
  .btn-ghost { min-width: 0; }
  .news-card { padding: 14px 0; }
  .news-card h3 { font-size: 18px; }
  main[data-page="index"] .news-card h3 { font-size: 18px; }
  main[data-page="index"] .news-card .news-card-body p { font-size: 14px; }
  .news-lists a { font-size: 14px; gap: 8px; padding: 10px 0; }
  .news-lists time { font-size: 12px; min-width: 78px; }
  main[data-page="index"] .news-lists a,
  main[data-page="index"] .news-lists a span { font-size: 15px; }
  .product-tiles { grid-template-columns: 1fr 1fr; gap: 12px; }
  .product-tile .body { padding: 28px 10px 10px; }
  .product-tile h3 { font-size: 15px; color: #fff; }
  .product-grid,
  .product-card { grid-template-columns: 1fr; }
  main[data-page="product-list"] .product-grid { grid-template-columns: 1fr; }
  .crumb {
    padding-bottom: 10px;
    margin-bottom: 15px;
  }
  .page-crumb .crumb {
    padding-bottom: 0;
    margin-bottom: 0;
    border: 0;
  }
  main[data-page="help-category"] .page-crumb {
    padding: 8px 0;
  }
  main[data-page="about"] .section { padding-top: 0; }
  main[data-page="news-list"] .layout-2,
  main[data-page="help-category"] .layout-2,
  .detail-shell .layout-2,
  .help-detail-shell .layout-2 { padding-top: 0; }
  main[data-page="product-list"] > .wrap:last-of-type {
    padding-top: 0 !important;
    padding-bottom: 24px !important;
  }
  main[data-page="product-list"] .filter-row,
  main[data-page="news-list"] .filter-row {
    flex-wrap: nowrap;
    justify-content: flex-start;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    gap: 8px;
    margin-bottom: 14px;
    padding: 0 0 2px;
    scrollbar-width: none;
    min-width: 0;
    max-width: 100%;
    width: 100%;
  }
  main[data-page="news-list"] .wrap.layout-2,
  main[data-page="news-list"] .layout-2 > div,
  main[data-page="news-list"] .layout-2 > aside {
    min-width: 0;
    max-width: 100%;
    overflow-x: hidden;
  }
  main[data-page="news-list"] .news-row,
  main[data-page="news-list"] .news-row h3,
  main[data-page="news-list"] .news-row [data-slot="summary"] {
    min-width: 0;
    max-width: 100%;
  }
  main[data-page="news-list"] .news-row [data-slot="summary"] {
    overflow-wrap: anywhere;
  }
  main[data-page="product-list"] .filter-row::-webkit-scrollbar,
  main[data-page="news-list"] .filter-row::-webkit-scrollbar { display: none; }
  main[data-page="product-list"] .filter-row a,
  main[data-page="product-list"] .filter-row .filter,
  main[data-page="news-list"] .filter-row a,
  main[data-page="news-list"] .filter-row .filter {
    flex: none;
    font-size: 15px;
    border: 0;
    border-radius: 20px;
    background: #fff;
    padding: 7px 16px;
    color: var(--text);
    box-shadow: 0 1px 4px rgba(16,30,51,.06);
  }
  main[data-page="product-list"] .filter-row .is-active,
  main[data-page="product-list"] .filter-row a.is-active,
  main[data-page="news-list"] .filter-row .is-active,
  main[data-page="news-list"] .filter-row a.is-active {
    background: var(--primary);
    color: #fff;
    font-weight: 700;
    border: 0;
  }
  main[data-page="news-list"] .news-row h3,
  main[data-page="news-list"] .news-row.is-lead h3,
  main[data-page="help-category"] .news-row h3 { font-size: 18px; }
  main[data-page="help-category"] .news-row [data-slot="answer"] { font-size: 15px; }
  main[data-page="help-category"] [data-block="list"] > .news-row:first-child { padding-top: 0; }
  .detail-title, .help-q, .about-stack h1 { font-size: 24px; }
  .about-stack-media img { max-width: 100%; max-height: none; }
  .page-crumb { padding: 8px 0; }
  main[data-page="product-list"] .page-crumb,
  main[data-page="news-list"] .page-crumb {
    margin-bottom: 16px;
  }
  .crumb { font-size: 14px; }
  .layout-2 { padding-bottom: 24px; }
  .detail-shell, .help-detail-shell { padding: 12px 0 24px; }
  .prev-next {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding: 12px 0;
  }
  .prev-next a, .prev-next span {
    white-space: normal;
    text-align: left;
    font-size: 14px;
  }
  .prev-next [data-slot="next"],
  .prev-next a:last-child,
  .prev-next span:last-child { text-align: left; }
  .rec-head h3 { font-size: 16px; }
  .rec-grid a { gap: 8px; padding: 10px 0; }
  .faq-group-head { padding: 14px 16px; gap: 8px; }
  .faq-group-head h2 { font-size: 17px; }
  .faq-group-head a { flex: none; white-space: nowrap; font-size: 14px; }
  .faq-group li a { padding: 12px 16px; font-size: 15px; }
  .faq-grid { gap: 16px; padding-top: 16px; padding-bottom: 32px; }
  .channel-banner .wrap { padding: 22px 0 18px; }
  .channel-banner h1,
  .channel-banner [data-slot="name"],
  .channel-banner [data-slot="title"] { font-size: 26px; }
  .channel-banner p,
  .channel-banner [data-slot="intro"] { font-size: 14px; }
  .contact-block {
    grid-template-columns: 1fr;
    padding: 28px 0 36px;
    gap: 24px;
  }
  .contact-info h2 { font-size: 22px; margin-bottom: 18px; }
  .contact-row .contact-value { font-size: 16px; line-height: 1.7; }
  .relate-card {
    display: grid;
    grid-template-columns: 64px minmax(0, 1fr);
    align-items: start;
    gap: 10px 12px;
    padding: 12px;
  }
  .relate-thumb {
    width: 64px;
    height: 64px;
    grid-row: 1 / span 2;
  }
  .relate-info { grid-column: 2; }
  .relate-card .more { grid-column: 2; justify-self: start; min-height: 32px; padding: 0 14px; }
  .relate-card [data-slot="summary"] {
    white-space: normal;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
  }
  .detail-meta { gap: 6px 16px; font-size: 13px; margin-bottom: 14px; }
  .rich-text { font-size: 15px; line-height: 1.8; }
  .contact-grid { padding: 0 0 24px; gap: 16px; }
  .contact-table th { width: 88px; padding: 10px; font-size: 14px; }
  .contact-table td { padding: 10px; font-size: 14px; word-break: break-word; }
  .qr-box { padding: 16px; }
  .footer-grid { padding: 36px 0 28px; gap: 24px; }
  .footer-copy { flex-direction: column; gap: 4px; font-size: 13px; }
  .sec-head-ornament h2 { font-size: 22px; }
  .sec-head-ornament h2 span { padding: 0 16px; }
  .sec-head-ornament h2 span::before,
  .sec-head-ornament h2 span::after { width: 28px; }
  .sg-swatch { grid-template-columns: 1fr 1fr; }
  [data-block="pagination"],
  .pagination {
    flex-wrap: nowrap;
    justify-content: center;
    gap: 3px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  [data-block="pagination"]::-webkit-scrollbar,
  .pagination::-webkit-scrollbar { display: none; }
  [data-block="pagination"] a, [data-block="pagination"] span,
  .pagination a, .pagination span {
    min-width: 26px;
    height: 28px;
    padding: 0 5px;
    font-size: 12px;
    flex: none;
  }
  [data-block="pagination"] .page-prev,
  [data-block="pagination"] .page-next,
  .pagination .page-prev,
  .pagination .page-next {
    padding: 0 6px;
  }
}

.header-phone:has([data-slot="phone"]:empty) { display: none; }
span[data-slot]:empty,
p[data-slot]:empty,
time[data-slot]:empty,
strong[data-slot]:empty { display: none; }
.site-footer p:has([data-slot="address"]:empty),
.site-footer p:has([data-slot="phone"]:empty),
.site-footer p:has([data-slot="email"]:empty) { display: none; }
.footer-facts:not(:has([data-slot]:not(:empty))) { display: none; }
.footer-copy a:has([data-slot="icp"]:empty) { display: none; }
.contact-table tr:has([data-slot]:empty) { display: none; }
.contact-table:not(:has([data-slot]:not(:empty))) { display: none; }
.contact-grid:not(:has(.contact-table [data-slot]:not(:empty))) {
  grid-template-columns: minmax(0, 320px);
}
.product-card p:empty,
.news-row p:empty { display: none; }
.home-faqs-sec [data-slot="answer"] {
  position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0);
}
.crumb { font-size: 14px; line-height: 24px; }

/* ===== 白皮书 V2.9：详情页标题区 / 文章摘要 / 问题配图 ===== */
main[data-page="news-detail"] .detail-title,
main[data-page="product-detail"] .detail-title,
main[data-page="help-detail"] .help-q {
  text-align: center;
  font-size: 30px;
  line-height: 1.4;
  margin: 0 0 14px;
}
main[data-page="news-detail"] .detail-meta,
main[data-page="product-detail"] .detail-meta,
main[data-page="help-detail"] .detail-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 8px 28px;
  text-align: center;
  font-size: 14px;
  margin: 0 auto 28px;
}
main[data-page="news-detail"] .article-summary,
main[data-page="help-detail"] .article-summary {
  margin: 0 0 28px;
  padding: 18px 22px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--muted);
  background: var(--bg-soft, #f4f6f9);
  border-left: 3px solid var(--primary);
}
.help-cover {
  margin: 0 0 24px;
}
.help-cover img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 16 / 9;
}
@media (max-width: 768px) {
  main[data-page="news-detail"] .detail-title,
  main[data-page="product-detail"] .detail-title,
  main[data-page="help-detail"] .help-q {
    font-size: 24px;
    margin-bottom: 12px;
  }
  main[data-page="news-detail"] .detail-meta,
  main[data-page="product-detail"] .detail-meta,
  main[data-page="help-detail"] .detail-meta {
    gap: 6px 16px;
    font-size: 13px;
    margin-bottom: 20px;
  }
  main[data-page="news-detail"] .article-summary,
main[data-page="help-detail"] .article-summary {
    padding: 14px 16px;
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 20px;
  }
  .help-cover { margin: 0 0 18px; }
}

main[data-page="news-detail"] .rich-text img,
main[data-page="news-detail"] .detail-cover-sm,
main[data-page="news-detail"] .detail-cover {
  display: block;
  max-width: 420px;
  width: 100%;
  height: auto;
  margin: 20px auto 24px;
}
@media (max-width: 768px) {
  main[data-page="news-detail"] .rich-text img,
  main[data-page="news-detail"] .detail-cover-sm,
  main[data-page="news-detail"] .detail-cover {
    max-width: 100%;
    margin: 16px auto 20px;
  }
}