:root {
  --primary: #1b5e3b;
  --primary-dark: #143d2c;
  --primary-deep: #0f2a1f;
  --primary-soft: #e8f3ec;
  --accent: #c4a035;
  --lime: #5b8c3e;
  --text: #222a24;
  --muted: #5e6b62;
  --aux: #8a948c;
  --line: #dde5df;
  --bg: #ffffff;
  --bg-soft: #f4f7f5;
  --white: #ffffff;
  --max: 1280px;
  --topbar: 34px;
  --logobar: 76px;
  --navbar: 52px;
  --radius: 4px;
  --radius-sm: 2px;
  --font: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", Arial, sans-serif;
  --ease: 240ms ease;
}

* { 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: 1.8;
}
body.nav-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--primary); text-decoration: underline; }
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 */
.site-header { position: relative; z-index: 40; background: #fff; }
.top-bar {
  height: var(--topbar);
  background: #f5f5f5;
  color: #888;
  font-size: 13px;
  line-height: var(--topbar);
  border-bottom: 1px solid #ececec;
}
.top-bar-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.top-bar-links { display: flex; align-items: center; gap: 16px; }
.top-bar-links a { color: #666; }
.top-bar-links a:hover { color: var(--primary); }

.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; gap: 10px; }
.brand:hover { color: inherit; text-decoration: none; }
.brand img {
  width: 210px;
  height: 52px;
  max-width: 210px;
  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-dark);
}
.menu-bars, .menu-bars::before, .menu-bars::after {
  content: ""; display: block; width: 18px; height: 2px; 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: 12px;
  flex-shrink: 0;
  white-space: nowrap;
  color: var(--text);
}
.header-phone:hover { color: inherit; text-decoration: none; }
.header-phone:hover strong { color: var(--primary); text-decoration: underline; }
.phone-icon {
  width: 42px; height: 42px; flex: none;
  border: 1px solid #e6d9a8;
  border-radius: 50%;
  display: grid; place-items: center;
  color: var(--accent);
}
.phone-icon svg { width: 20px; height: 20px; display: block; }
.header-phone .phone-text { display: flex; flex-direction: column; line-height: 1.25; }
.header-phone .phone-text span { font-size: 12px; color: var(--muted); }
.header-phone .phone-text strong { font-size: 20px; font-weight: 700; letter-spacing: .3px; color: var(--primary-dark); }

.site-nav { background: var(--primary); }
.nav-inner {
  display: flex;
  align-items: center;
  height: var(--navbar);
  padding-left: 4px;
}
.nav-item { position: relative; }
.nav-item > a {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 28px;
  height: var(--navbar);
  font-size: 16px;
  color: rgba(255, 255, 255, .92);
  white-space: nowrap;
  transition: color var(--ease), background var(--ease);
}
.nav-item > a:hover { color: #fff; text-decoration: underline; background: rgba(255, 255, 255, .08); }
.nav-item.is-active > a {
  color: #fff;
  font-weight: 700;
  background: rgba(0, 0, 0, .12);
  box-shadow: inset 0 -3px 0 var(--accent);
}

/* Footer */
.site-footer { background: var(--primary-dark); color: rgba(255, 255, 255, .86); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 40px;
  padding: 48px 0 36px;
}
.site-footer h3 { color: #fff; font-size: 16px; margin-bottom: 14px; }
.site-footer p, .site-footer li { font-size: 14px; margin-bottom: 8px; line-height: 1.8; }
.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;
}
.site-footer a:hover { color: #b7dfc3; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 42px; padding: 0 24px;
  background: var(--primary); color: #fff;
  border: 1px solid var(--primary);
  font-size: 14px;
  border-radius: var(--radius-sm);
  transition: background var(--ease), border-color var(--ease), color var(--ease);
}
.btn:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  color: #fff;
  text-decoration: none;
}
.btn:disabled, .btn.is-disabled { opacity: .55; cursor: not-allowed; }
.btn-line { background: transparent; color: var(--primary); }
.btn-line:hover { color: #fff; background: var(--primary); text-decoration: none; }
.btn-more {
  display: inline-flex; align-items: center; gap: 4px;
  color: var(--primary); font-size: 15px;
  transition: color var(--ease);
}
.btn-more .arrow { display: inline-block; transition: transform var(--ease); }
.btn-more:hover { color: var(--primary); text-decoration: underline; }
.btn-more:hover .arrow { transform: translateX(4px); }

/* Layout helpers */
.section { padding: 56px 0; }
.section-soft { background: var(--bg-soft); }
.sec-head { margin-bottom: 24px; }
.sec-head-split {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}
.sec-head h2,
.sec-head-split h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--primary-dark);
  line-height: 1.3;
}
.sec-desc {
  margin-top: 8px;
  color: var(--muted);
  font-size: 15px;
}
.media { display: block; overflow: hidden; background: var(--bg-soft); }
.media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--ease);
}
.ratio-4x3 { aspect-ratio: 4 / 3; }
.ratio-16x10 { aspect-ratio: 16 / 10; }
.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: 13px; 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; font-size: 12px;
}
[data-empty] {
  padding: 24px; text-align: center; color: var(--muted);
  border: 1px dashed var(--line); background: var(--bg-soft);
}

/* Banner */
.banner { background: #1b5e3b; }
.banner picture, .banner img { display: block; width: 100%; }
.banner img {
  width: 100%;
  height: auto;
  object-fit: contain;
  object-position: center top;
}

/* Home news */
.home-news-sec { background: #fff; }
.news-feat {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  align-items: stretch;
}
.news-card {
  display: flex;
  flex-direction: column;
  padding: 16px 16px 18px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 8px 22px rgba(20, 61, 44, .08);
  color: inherit;
  transition: transform var(--ease), box-shadow var(--ease);
}
.news-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(20, 61, 44, .12);
}
.news-card:hover .media img { transform: scale(1.03); }
.news-card .news-tag {
  position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0);
}
.news-card .media {
  border-radius: 6px;
  margin-bottom: 14px;
}
.news-card .body { padding: 0; display: flex; flex-direction: column; flex: 1; }
.news-card h3 {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
  margin-bottom: 8px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.news-card:hover,
.product-tile:hover,
.product-card:hover,
.news-row:hover,
.relate-card:hover {
  text-decoration: none;
  color: inherit;
}
.news-card:hover h3,
.news-row:hover h3,
.relate-card:hover [data-slot="name"],
.relate-card:hover strong {
  color: var(--primary);
  text-decoration: underline;
}
.news-card p {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
  flex: 1;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
.news-card p:empty { display: none; }
.news-card-foot {
  display: flex; justify-content: space-between; align-items: center; gap: 8px;
  margin-top: 14px; font-size: 13px; color: var(--aux);
}
.news-card-foot span:last-child { color: var(--primary); flex: none; }
.news-card-foot .arrow { display: inline-block; transition: transform var(--ease); }
.news-card:hover .arrow { transform: translateX(3px); }

.news-lists {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 56px;
  margin-top: 40px;
}
.news-lists a {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 13px 0;
  border-bottom: 1px solid #e8eee9;
  font-size: 15px;
  position: relative;
  transition: color var(--ease);
}
.news-lists a:last-child { border-bottom: 0; }
.news-lists a span {
  min-width: 0; flex: 1;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  padding-left: 16px;
}
.news-lists a::before {
  content: "";
  position: absolute; left: 0; top: 50%;
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--primary);
  transform: translateY(-50%);
}
.news-lists a:hover { color: var(--primary); text-decoration: none; }
.news-lists a:hover span { color: var(--primary); text-decoration: underline; }
.news-lists time { color: var(--muted); flex: none; font-size: 13px; }

/* Home products */
.product-tiles {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.product-tile {
  position: relative;
  display: flex; flex-direction: column;
  background: #111;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  color: inherit;
  transition: transform var(--ease), box-shadow var(--ease);
}
.product-tile:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 22px rgba(20, 61, 44, .08);
}
.product-tile:hover .media img { transform: scale(1.03); }
.product-tile .body {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  z-index: 1;
  padding: 48px 16px 16px;
  background: linear-gradient(to top, rgba(15, 42, 31, .92) 0%, rgba(15, 42, 31, .55) 58%, transparent 100%);
}
.product-tile h3 {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.product-tile:hover h3 { text-decoration: underline; }
.product-tile p {
  margin-top: 6px;
  font-size: 13px;
  color: rgba(255, 255, 255, .88);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
.product-tile p:empty { display: none; }
.product-tile .meta,
.product-tile .tag-list,
.product-tile .more {
  position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0);
}

/* Home / help FAQ */
.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.faq-group {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
}
.faq-group-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 20px;
  background: var(--primary-soft);
  color: var(--primary-dark);
}
.faq-group-head h2 { font-size: 18px; font-weight: 700; }
.faq-group-head a { font-size: 14px; color: var(--primary); }
.faq-group-head a:hover { color: var(--primary); text-decoration: underline; }
.faq-group li a,
.faq-group .faq-item a {
  display: flex; gap: 10px; align-items: center;
  padding: 12px 20px;
  border-top: 1px solid var(--line);
  font-size: 15px;
}
.faq-group .faq-item { border-top: 1px solid var(--line); }
.faq-group .faq-item a { border-top: 0; }
.faq-group li a:hover,
.faq-group .faq-item a:hover {
  color: var(--primary);
  text-decoration: none;
}
.faq-group li a:hover [data-slot="question"],
.faq-group .faq-item a:hover [data-slot="question"] {
  text-decoration: underline;
}
.faq-group li a .arrow,
.faq-group .faq-item a .arrow {
  margin-left: auto; color: var(--aux); flex: none; transition: transform var(--ease);
}
.faq-group li a:hover .arrow,
.faq-group .faq-item a:hover .arrow { transform: translateX(3px); color: var(--primary); }
.q-num { color: var(--accent); font-weight: 700; width: 28px; flex: none; }
.faq-group li a,
.faq-group .faq-item a,
.faq-group [data-slot="question"] {
  font-weight: 400;
}
.faq-main { flex: 1; min-width: 0; overflow: hidden; }
.home-faqs [data-slot="question"] {
  display: block;
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.home-faqs [data-slot="answer"],
.faq-a {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

/* Home about */
.home-about { background: var(--bg-soft); }
.home-about-grid {
  display: block;
  max-width: 720px;
}
.home-about-copy .home-about-kicker {
  margin: 0 0 8px;
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--primary);
}
.home-about-copy h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--primary-dark);
  line-height: 1.3;
  padding-left: 14px;
  border-left: 3px solid var(--accent);
}
.home-about-copy p:not(.home-about-kicker) {
  margin: 18px 0 24px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.9;
}

/* Channel banner */
.channel-banner {
  height: 168px;
  display: flex;
  align-items: center;
  background: linear-gradient(100deg, #eef5f0 0%, #f7faf8 52%, #f8f6ef 100%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.channel-banner .wrap { position: relative; z-index: 1; }
.channel-banner h1,
.channel-banner-title {
  margin: 0;
  font-size: 32px;
  font-weight: 700;
  color: var(--primary-dark);
  line-height: 1.3;
}
.channel-banner p:not(.channel-banner-title) {
  margin-top: 8px;
  font-size: 15px;
  color: var(--muted);
  max-width: 720px;
  line-height: 1.7;
}

/* Inner pages */
.product-card .meta,
.product-card .tag-list {
  position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0);
}
.related-inline { margin: 12px 0 22px; }
.relate-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.relate-thumb {
  flex: none;
  width: 56px;
  height: 56px;
  border-radius: var(--radius);
  background: var(--bg-soft);
}
.relate-info { flex: 1; min-width: 0; }
.relate-card strong,
.relate-card [data-slot="name"] {
  display: block;
  font-size: 16px;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 4px;
}
.relate-card p,
.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;
  margin: 0;
  font-size: 14px;
  color: var(--primary);
  border: 1px solid var(--primary);
  border-radius: var(--radius-sm);
  background: transparent;
  white-space: nowrap;
}
.relate-card:hover .more {
  background: var(--primary);
  color: #fff;
  text-decoration: none;
}
.page-crumb { border-bottom: 0; }
.crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--muted);
  padding: 12px 0 8px;
  margin: 0;
}
.detail-shell > .crumb,
.help-detail-shell > .crumb {
  border-bottom: 0;
  margin-bottom: 8px;
  padding: 18px 0 14px;
}
.crumb a:hover { color: var(--primary); text-decoration: underline; }
.crumb [data-item] + [data-item]::before {
  content: "/";
  margin-right: 8px;
  opacity: .45;
}
.page-lead {
  padding: 20px 0 8px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}
.channel-head { padding: 20px 0 8px; }
.channel-head h1 { font-size: 32px; color: var(--primary-dark); font-weight: 700; }
.channel-head p { margin-top: 8px; color: var(--muted); font-size: 15px; }

.filter-row {
  display: flex; flex-wrap: wrap; gap: 10px;
  margin: 8px 0 20px;
}
main[data-page="product-list"] .filter-row {
  justify-content: center;
  margin: 0 0 24px;
}
.filter-row a, .filter-row .filter {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 40px; padding: 0 22px;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  font-size: 14px;
  border-radius: var(--radius-sm);
  transition: color var(--ease), border-color var(--ease), background var(--ease);
}
.filter-row a:hover, .filter-row .filter:hover {
  color: var(--primary); border-color: var(--primary); text-decoration: none;
}
.filter-row .is-active, .filter-row a.is-active {
  background: var(--primary); color: #fff; border-color: var(--primary);
}
.filter-row .is-active:hover, .filter-row a.is-active:hover {
  color: #fff; text-decoration: none;
}

[data-block="pagination"],
.pagination {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-top: 32px; justify-content: center;
}
[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;
  border-radius: var(--radius-sm);
}
[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"] .is-disabled,
.pagination .is-disabled { opacity: .4; pointer-events: none; }
[data-block="pagination"] a:hover,
.pagination a:hover { text-decoration: none; }
[data-block="pagination"] a:hover:not(.is-current):not(.page-current),
.pagination a:hover:not(.is-current):not(.page-current) { border-color: var(--primary); color: var(--primary); }
[data-block="pagination"] .is-current:hover,
[data-block="pagination"] .page-current:hover,
.pagination .is-current:hover,
.pagination .page-current:hover { color: #fff; }

.search-bar {
  display: flex; border: 1px solid var(--line); background: #fff; margin-bottom: 18px;
  border-radius: var(--radius-sm); overflow: hidden;
}
.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 {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 40px;
  padding: 28px 0 56px;
}
main[data-page="news-list"] .layout-2 { padding-top: 0; }
main[data-page="product-list"] > .wrap:not(.page-crumb) { padding-bottom: 56px; }
main[data-page="help-list"] .faq-grid { padding: 0 0 56px; }
main[data-page="product-list"] .page-crumb,
main[data-page="news-list"] .page-crumb,
main[data-page="help-list"] .page-crumb {
  padding-bottom: 16px;
}
main[data-page="product-list"] .page-crumb .crumb,
main[data-page="news-list"] .page-crumb .crumb,
main[data-page="help-list"] .page-crumb .crumb {
  padding: 10px 0 0;
}
main[data-page="product-list"] .filter-row,
main[data-page="news-list"] .filter-row {
  margin-top: 0;
}
main[data-page="product-detail"] [data-slot="summary"],
main[data-page="product-detail"] .tag-list,
main[data-page="product-detail"] [data-slot="category"],
main[data-page="product-detail"] .faq-block,
main[data-page="product-detail"] .prev-next {
  position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0);
}
.side-box {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0 0 4px;
  margin-bottom: 22px;
  overflow: hidden;
  box-shadow: 0 4px 14px rgba(20, 61, 44, .04);
}
.side-box h3 {
  position: relative;
  margin: 0;
  padding: 13px 16px 13px 20px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--primary-dark);
  background: linear-gradient(90deg, #e8f3ec 0%, #f7faf8 100%);
  border-bottom: 1px solid var(--line);
}
.side-box h3::before {
  content: "";
  position: absolute; left: 0; top: 11px; bottom: 11px;
  width: 3px; background: var(--accent);
}
.side-list a,
.side-list [data-item] {
  display: flex; align-items: center; gap: 8px;
  min-width: 0;
  padding: 11px 16px;
  border-bottom: 1px dashed #e4ece7;
  font-size: 14px;
  line-height: 1.55;
}
.side-list a:last-of-type { border-bottom: 0; }
.side-list a:hover { color: var(--primary); background: #f7fbf8; text-decoration: none; }
.side-list a:hover [data-slot="title"],
.side-list a:hover [data-slot="name"],
.side-list a:hover [data-slot="question"] {
  text-decoration: underline;
}
.side-list [data-slot="title"],
.side-list [data-slot="name"],
.side-list [data-slot="question"] {
  display: block; min-width: 0; flex: 1;
  overflow: hidden; white-space: nowrap; text-overflow: ellipsis;
}
.side-list [data-slot="date"] {
  flex: none;
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
}
[data-block="hot-news"] { counter-reset: hot; }
[data-block="hot-news"] [data-item] { gap: 10px; }
[data-block="hot-news"] [data-item]::before {
  counter-increment: hot;
  content: counter(hot);
  flex: none;
  width: 20px; height: 20px;
  border-radius: var(--radius-sm);
  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;
}

/* Product list */
.product-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 24px;
}
.product-card {
  position: relative;
  display: flex; flex-direction: column;
  min-height: 200px;
  background: #111;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  color: inherit;
  transition: transform var(--ease), box-shadow var(--ease);
}
.product-card:not(:has(.media)) { background: var(--primary-dark); }
.product-card:not(:has(.media)) .body {
  position: static;
  background: none;
  padding: 16px 18px 18px;
}
.product-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 22px rgba(20, 61, 44, .08);
}
.product-card:hover .media img { transform: scale(1.03); }
.product-card .body {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  z-index: 1;
  padding: 48px 16px 16px;
  display: flex;
  flex-direction: column;
  background: linear-gradient(to top, rgba(15, 42, 31, .92) 0%, rgba(15, 42, 31, .55) 58%, transparent 100%);
}
.product-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin: 0 0 6px;
  color: #fff;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.product-card:hover h3 { text-decoration: underline; }
.product-card p {
  font-size: 13px;
  color: rgba(255, 255, 255, .88);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
.product-card p:empty { display: none; }
.product-card .more { display: none; }

/* News list rows */
.news-row {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
  color: inherit;
  align-items: flex-start;
}
.news-row:first-child { padding-top: 0; }
.news-row h3 {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
  margin: 0 0 10px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
.news-row:hover h3 { color: var(--primary); }
.news-row [data-slot="summary"] {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.8;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
.news-row [data-slot="summary"]:empty { display: none; }
.news-meta-row {
  display: flex; align-items: center; gap: 12px;
  margin-top: 12px; font-size: 13px;
}
.news-row .news-more {
  margin-left: auto; color: var(--primary); font-size: 14px;
}
.news-row .news-more .arrow { display: inline-block; transition: transform var(--ease); }
.news-row:hover .news-more .arrow { transform: translateX(4px); }
.news-row .media { border-radius: var(--radius); }

/* Details */
.detail-shell, .help-detail-shell { padding: 8px 0 56px; }
.detail-shell .layout-2, .help-detail-shell .layout-2 { padding-top: 8px; padding-bottom: 0; }
.detail-title, .help-q { font-size: 32px; font-weight: 700; color: var(--primary-dark); margin: 0 0 12px; line-height: 1.4; }
.detail-meta {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px 28px;
  font-size: 14px; color: var(--muted); margin-bottom: 16px;
}
.detail-cover {
  display: block; margin: 8px 0 24px;
  border-radius: var(--radius); overflow: hidden;
}
.detail-cover img { width: 100%; height: auto; object-fit: cover; max-height: 420px; }
main[data-page="product-detail"] .detail-cover {
  max-width: 520px;
  margin: 8px auto 28px;
}
main[data-page="product-detail"] .detail-cover img { max-height: 320px; }
main[data-page="product-detail"] .rich-text img {
  max-width: 520px;
  margin-inline: auto;
  display: block;
}
.intro-label {
  font-size: 18px; font-weight: 700; color: var(--primary-dark);
  margin: 8px 0 14px; padding-left: 10px;
  border-left: 3px solid var(--accent);
}

.rich-text { font-size: 16px; line-height: 1.9; }
.rich-text > * + * { margin-top: 1em; }
.rich-text h2 { font-size: 22px; color: var(--primary-dark); }
.rich-text h3 { font-size: 18px; color: var(--primary-dark); }
.rich-text h4 { font-size: 16px; }
.rich-text ul, .rich-text ol { padding-left: 1.3em; list-style: revert; }
.rich-text a { color: var(--primary); text-decoration: underline; }
.rich-text img { max-width: 100%; height: auto; }
main[data-page="news-detail"] .rich-text img {
  display: block;
  max-width: min(100%, 480px);
  margin: 1.2em auto;
  height: auto;
}
main[data-page="news-detail"] .detail-cover {
  max-width: 520px;
  margin: 8px auto 24px;
}
.rich-text blockquote {
  margin-left: 0; padding: 12px 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-dark); color: #fff; font-size: 13px; }
.rich-text code { font-family: Consolas, "Courier New", monospace; }
.table-wrap { overflow-x: auto; }
.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); }

.pre-line, .help-a { white-space: pre-line; }
.help-a { font-size: 16px; line-height: 1.9; }

.faq-block { margin-top: 28px; }
.faq-block h3 { font-size: 16px; margin-bottom: 6px; color: var(--primary-dark); }
.faq-block [data-item] { padding: 14px 0; border-bottom: 1px solid var(--line); }

.prev-next {
  display: flex; 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;
  overflow: hidden; white-space: nowrap; text-overflow: ellipsis;
}
.prev-next [data-slot="next"],
.prev-next a:last-child { text-align: right; }
.prev-next a:hover { color: var(--primary); }
.prev-next [data-slot="prev"]::before { content: "上一篇："; color: var(--muted); margin-right: 6px; }
.prev-next [data-slot="next"]::before { content: "下一篇："; color: var(--muted); margin-right: 6px; }
.prev-next-product [data-slot="prev"]::before,
.prev-next-product a:first-child::before { content: "上一个产品："; color: var(--muted); margin-right: 6px; }
.prev-next-product [data-slot="next"]::before,
.prev-next-product a:last-child::before { content: "下一个产品："; color: var(--muted); margin-right: 6px; }
.prev-next-help [data-slot="prev"]::before { content: "上一问："; color: var(--muted); margin-right: 6px; }
.prev-next-help [data-slot="next"]::before { content: "下一问："; color: var(--muted); margin-right: 6px; }

.rec-box { margin-top: 32px; }
.rec-head {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 8px;
}
.rec-head h3 {
  font-size: 18px; font-weight: 700; color: var(--primary-dark);
  padding-left: 10px; border-left: 3px solid var(--accent);
}
.rec-head a { font-size: 14px; color: var(--primary); }
.rec-head a:hover { color: var(--primary); text-decoration: underline; }
.rec-grid { display: grid; grid-template-columns: 1fr 1fr; column-gap: 40px; row-gap: 0; }
.rec-grid a {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  min-width: 0; padding: 12px 0;
  border-bottom: 1px dashed #e4ece7; font-size: 15px;
}
.rec-grid a [data-slot="title"] {
  min-width: 0; flex: 1; overflow: hidden; white-space: nowrap; text-overflow: ellipsis;
}
.rec-grid a .meta { flex: none; color: var(--muted); font-size: 13px; }
.rec-grid a:hover { color: inherit; text-decoration: none; }
.rec-grid a:hover [data-slot="title"] {
  color: var(--primary);
  text-decoration: underline;
}
.rec-grid [data-empty] { grid-column: 1 / -1; }

.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.related-grid a {
  display: block;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
  transition: transform var(--ease), box-shadow var(--ease);
}
.related-grid a:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(20, 61, 44, .06);
  text-decoration: none;
}
.related-grid .media { aspect-ratio: 4 / 3; }
.related-grid [data-slot="name"] {
  display: block;
  padding: 10px 12px 12px;
  font-size: 15px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.related-grid a:hover [data-slot="name"] { color: var(--primary); }
.related-grid [data-empty] { grid-column: 1 / -1; }
.contact-mini p { padding: 0 16px; font-size: 14px; margin: 8px 0; }
.contact-mini .btn { margin: 12px 16px 16px; width: calc(100% - 32px); }

aside [data-block="related-news"] .media,
aside [data-block="related-news"] [data-slot="summary"] {
  position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0);
}
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,
aside [data-block="related-products"] .more {
  position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0);
}
aside [data-block="related-products"] .product-card,
aside [data-block="related-news"] .news-row {
  display: block; border: 0; padding: 0; box-shadow: none; transform: none;
}
aside [data-block="related-products"] a,
aside [data-block="related-products"] [data-item] {
  display: flex;
  align-items: center;
  padding: 11px 16px;
  border-bottom: 1px dashed #e4ece7;
}
aside [data-block="related-products"] a:last-of-type { border-bottom: 0; }
aside [data-block="related-products"] [data-slot="name"] {
  display: block;
  min-width: 0;
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-weight: 400;
  color: inherit;
  margin: 0;
}

/* About */
.about-stack { padding: 32px 0 56px; }
.about-stack h1 { font-size: 32px; color: var(--primary-dark); margin-bottom: 24px; }
.about-stack .rich-text p { line-height: 1.9; }
.about-stack-media { margin-top: 32px; text-align: center; }
.about-stack-media img {
  width: min(100%, 680px);
  height: auto;
  max-height: 340px;
  object-fit: cover;
  border-radius: var(--radius);
  margin-inline: auto;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 28px;
  padding: 32px 0 56px;
}
.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-dark); }
.qr-box {
  text-align: center;
  border: 1px solid var(--line);
  padding: 28px 20px;
  border-radius: var(--radius);
}
.qr-box img {
  width: 170px; height: 170px;
  object-fit: cover; margin: 0 auto 12px;
  border: 1px solid var(--line);
}
.qr-box h3 { font-size: 16px; margin-bottom: 8px; color: var(--primary-dark); }
.qr-box p { font-size: 14px; color: var(--muted); }

.form-panel { background: var(--bg-soft); border: 1px solid var(--line); padding: 24px; border-radius: var(--radius); }
.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;
  border-radius: var(--radius-sm);
}
.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; }

/* Styleguide */
.sg-swatch { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; }
.sg-chip { min-height: 80px; padding: 12px; border: 1px solid var(--line); border-radius: var(--radius); }
.sg-stack { padding: 24px 0 72px; }
.sg-stack > * + * { margin-top: 20px; }
.page-hero { background: var(--bg-soft); padding: 36px 0 28px; }
.page-hero h1 { font-size: 32px; color: var(--primary-dark); }

.home-faqs .faq-item { display: block; }
.home-faqs .faq-item [data-slot="question"] { font-weight: 400; }
main[data-page="help-list"] [data-block="faq-categories"] { display: none; }
main[data-page="help-list"] .wrap:has([data-block="faq-categories"]) {
  display: none;
  margin: 0;
  padding: 0;
}
main[data-page="help-category"] .channel-banner { display: none; }
main[data-page="help-category"] .page-crumb .crumb { padding-top: 18px; padding-bottom: 10px; }
main[data-page="help-category"] .layout-2 { padding-top: 4px; }
main[data-page="help-category"] .news-row { grid-template-columns: 1fr; }
main[data-page="help-category"] [data-slot="question"] { font-weight: 400; }
main[data-page="help-category"] .news-more {
  display: block;
  width: 100%;
  margin: 10px 0 0;
  padding: 0;
  border: 0;
  background: none;
  text-align: right;
  color: var(--primary);
  font-size: 14px;
  line-height: 1.4;
}
main[data-page="help-category"] .news-row:hover .news-more {
  background: none;
  color: var(--primary);
  text-decoration: underline;
}

/* Responsive */
@media (max-width: 1199px) {
  .layout-2 { grid-template-columns: minmax(0, 1fr) 260px; gap: 28px; }
  .product-tiles { grid-template-columns: repeat(4, 1fr); gap: 16px; }
}
@media (max-width: 991px) {
  .section { padding: 48px 0; }
  .product-tiles { grid-template-columns: 1fr 1fr; }
  .news-feat { grid-template-columns: 1fr 1fr; }
  .product-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .sec-head h2, .sec-head-split h2, .channel-head h1, .channel-banner h1, .channel-banner-title, .home-about-copy h2, .detail-title, .help-q, .about-stack h1 { font-size: 26px; }
}
@media (max-width: 960px) {
  .menu-toggle {
    display: grid;
    place-items: center;
    border-color: var(--line);
    color: var(--primary-dark);
  }
  .header-phone { display: none; }
  .brand img { width: auto; height: 40px; max-width: min(210px, calc(100vw - 96px)); }
  .logo-bar-inner { min-height: 60px; min-width: 0; }
  .site-header { overflow: visible; }
  .site-nav {
    display: none;
    position: absolute;
    left: auto;
    right: 16px;
    top: 100%;
    width: min(200px, calc(100vw - 32px));
    background: var(--primary);
    box-shadow: 0 12px 28px rgba(20, 61, 44, .24);
    border-radius: 0 0 4px 4px;
    z-index: 50;
  }
  .site-nav.is-open { display: block; }
  .site-nav .nav-inner,
  .site-nav .nav-inner.wrap {
    display: block;
    width: 100%;
    max-width: none;
    height: auto;
    padding: 6px 0;
  }
  .nav-item > a {
    justify-content: flex-start;
    height: auto; min-height: 42px;
    padding: 8px 16px;
    font-size: 15px;
    color: rgba(255, 255, 255, .92);
  }
  .nav-item.is-active > a,
  .nav-item > a:hover {
    background: rgba(0, 0, 0, .16);
    color: #fff;
    box-shadow: inset 3px 0 0 var(--accent);
  }
  body { overflow-x: hidden; }
  .news-lists, .layout-2, .faq-grid, .footer-grid, .contact-grid, .related-grid, .rec-grid, .home-about-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .news-feat {
    grid-template-columns: 1fr;
    min-width: 0;
  }
  .news-card,
  .news-lists,
  .news-lists a { min-width: 0; max-width: 100%; }
  .news-lists a span {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .home-about-grid { max-width: 100%; }
  .home-about-copy { order: unset; }
  .product-tile [data-slot="summary"] {
    position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0);
  }
  .product-tile .body { padding: 32px 12px 12px; }
  .product-tile h3 { margin: 0; }
  .banner { overflow: hidden; }
  .banner img { width: 100%; max-width: 100%; height: auto; }
  main[data-page="index"] .home-about {
    padding-top: 12px;
    padding-bottom: 20px;
  }
  .home-about-copy .home-about-kicker { margin: 0 0 10px; }
  main[data-page="index"] .home-news-sec .sec-head-split {
    margin-bottom: 12px;
  }
  .filter-row,
  main[data-page="news-list"] .filter-row {
    justify-content: flex-start;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0 0 20px;
  }
  main[data-page="product-list"] .filter-row {
    justify-content: flex-start;
    flex-wrap: nowrap;
    gap: 8px;
    margin: 0 0 20px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  main[data-page="product-list"] .filter-row::-webkit-scrollbar { display: none; }
  main[data-page="product-list"] .filter-row a,
  main[data-page="product-list"] .filter-row .filter {
    flex: none;
    white-space: nowrap;
  }
  .filter-row a, .filter-row .filter {
    min-height: 34px;
    padding: 0 14px;
    font-size: 13px;
  }
  .crumb,
  .detail-shell > .crumb,
  .help-detail-shell > .crumb,
  .page-crumb .crumb,
  main[data-page="help-category"] .page-crumb .crumb {
    padding: 12px 0;
    margin: 0;
  }
  main[data-page="product-list"] .page-crumb,
  main[data-page="news-list"] .page-crumb,
  main[data-page="help-list"] .page-crumb {
    padding-bottom: 16px;
  }
  main[data-page="product-list"] .page-crumb .crumb,
  main[data-page="news-list"] .page-crumb .crumb,
  main[data-page="help-list"] .page-crumb .crumb {
    padding: 10px 0 0;
  }
  .detail-shell .layout-2,
  .help-detail-shell .layout-2,
  main[data-page="help-category"] .layout-2 {
    padding-top: 12px;
  }
  main[data-page="news-list"] .layout-2,
  main[data-page="product-list"] > .wrap:not(.page-crumb) {
    padding-top: 0;
  }
  main[data-page="about"] .about-stack h1,
  main[data-page="about"] .rich-text h2 {
    font-size: 22px;
    line-height: 1.4;
    margin-bottom: 16px;
  }
  main[data-page="product-detail"] .side-box h3,
  main[data-page="news-detail"] .side-box h3,
  main[data-page="help-detail"] .side-box h3 {
    font-size: 18px;
    padding: 14px 16px 14px 20px;
  }
  main[data-page="product-detail"] .side-list a,
  main[data-page="news-detail"] .side-list a,
  main[data-page="help-detail"] .side-list a,
  main[data-page="product-detail"] .side-list [data-item],
  main[data-page="news-detail"] .side-list [data-item],
  main[data-page="help-detail"] .side-list [data-item] {
    font-size: 15px;
    padding: 12px 16px;
  }
}
@media (max-width: 767px) {
  .wrap { width: min(var(--max), calc(100% - 40px)); }
  .section { padding: 40px 0; }
  main[data-page="index"] .home-about {
    padding-top: 12px;
    padding-bottom: 16px;
  }
  .home-about-copy .home-about-kicker { margin: 0 0 10px; }
  .home-about-copy h2 { margin: 0; padding-top: 0; line-height: 1.2; }
  main[data-page="index"] .home-news-sec .sec-head-split {
    margin-bottom: 10px;
  }
  .relate-card {
    display: grid;
    grid-template-columns: 72px minmax(0, 1fr);
    align-items: start;
    gap: 10px 14px;
    padding: 14px;
  }
  .relate-thumb {
    width: 72px; height: 72px;
    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; }
  .channel-banner { height: 126px; }
  .channel-banner h1,
  .channel-banner-title { font-size: 25px; }
  .channel-banner p:not(.channel-banner-title) { font-size: 13px; }
  .home-about-copy h2 { font-size: 24px; }
  .sec-head-split { flex-wrap: wrap; align-items: flex-start; }
  .product-tiles { grid-template-columns: 1fr 1fr; gap: 16px; }
  .news-feat { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; }
  .layout-2,
  .detail-shell,
  .help-detail-shell,
  .about-stack,
  .contact-grid,
  main[data-page="product-list"] > .wrap:not(.page-crumb),
  main[data-page="help-list"] .faq-grid { padding-bottom: 48px; }
  .news-row { grid-template-columns: 1fr; gap: 12px; }
  [data-block="pagination"] {
    flex-wrap: nowrap;
    gap: 4px;
    margin-top: 24px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  [data-block="pagination"]::-webkit-scrollbar { display: none; }
  [data-block="pagination"] a,
  [data-block="pagination"] span {
    min-width: 28px;
    height: 28px;
    padding: 0 6px;
    font-size: 12px;
    flex: none;
  }
  [data-block="pagination"] .page-prev,
  [data-block="pagination"] .page-next {
    min-width: 0;
    padding: 0 8px;
  }
  .prev-next { flex-direction: column; align-items: stretch; gap: 8px; }
  .prev-next a, .prev-next span { white-space: normal; text-align: left; }
  .prev-next [data-slot="next"], .prev-next a:last-child { text-align: left; }
  .contact-table th { width: 88px; }
  .qr-box img { width: 160px; height: 160px; }
  .footer-grid { grid-template-columns: 1fr; padding: 36px 0 24px; }
  .footer-copy { flex-direction: column; }
  .sg-swatch { grid-template-columns: 1fr 1fr; }
  .product-tile h3 { font-size: 14px; }
  .news-card h3 { font-size: 18px; }
  .news-card p { font-size: 15px; line-height: 1.7; }
  .news-card-foot,
  .news-card-foot .meta { font-size: 14px; }
  .home-news-sec .wrap,
  .news-feat,
  .news-card { overflow: hidden; }
  .rich-text { font-size: 15px; line-height: 1.8; }
  body { font-size: 15px; }
}
@media (max-width: 479px) {
  .product-tiles { grid-template-columns: 1fr 1fr; }
}

/* ===== 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(--primary-soft, #e8f3ec);
  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;
  }
}