.detail-hero { position: relative; min-height: 485px; overflow: hidden; color: #fff; background: var(--navy-950); }
.detail-cover { position: absolute; inset: 0; background: center / cover no-repeat; transform: scale(1.015); }
.detail-overlay { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(3, 18, 47, .97), rgba(4, 39, 91, .8) 62%, rgba(6, 76, 146, .26)), linear-gradient(0deg, rgba(3, 18, 47, .74), transparent 55%); }
.detail-hero-content { position: relative; padding-top: 43px; padding-bottom: 45px; }
.breadcrumb { margin-bottom: 47px; display: flex; align-items: center; gap: 8px; color: #bad0e6; font-size: 12px; }
.breadcrumb a:hover { color: #fff; }
.breadcrumb svg { width: 12px; }
.detail-hero h1 { max-width: 950px; margin: 16px 0 13px; font-size: clamp(34px, 4vw, 52px); line-height: 1.3; letter-spacing: 0; overflow-wrap: anywhere; }
.detail-hero-content > p { max-width: 790px; margin: 0; color: #d2e0ee; font-size: 15px; line-height: 1.85; }
.detail-meta { margin-top: 21px; display: flex; gap: 22px; color: #bdd0e4; font-size: 12px; }
.detail-meta span { display: flex; align-items: center; gap: 7px; }
.detail-meta svg { width: 14px; color: var(--cyan-400); }
.detail-meta b { max-width: 520px; overflow: hidden; font-weight: 500; text-overflow: ellipsis; white-space: nowrap; }

.detail-body-section { padding: 72px 0 92px; }
.detail-layout { display: grid; grid-template-columns: minmax(0, 1fr) 310px; gap: 65px; align-items: start; }
.detail-article { min-width: 0; }
.article-lead { margin-bottom: 39px; padding: 9px 0 9px 21px; color: var(--navy-800); border-left: 4px solid var(--blue-600); font-size: 17px; font-weight: 600; line-height: 1.9; }
.detail-article h2 { margin: 38px 0 14px; color: var(--navy-900); font-size: 23px; line-height: 1.45; }
.detail-article p { margin: 0 0 17px; color: #53667e; font-size: 15px; line-height: 1.95; overflow-wrap: anywhere; }
.detail-article #article-content { padding-top: 3px; }
.article-image { margin: 25px 0; }
.article-image img { width: auto; max-width: 100%; max-height: 820px; display: block; margin: 0 auto; object-fit: contain; border-radius: 4px; }
.wechat-source { margin-top: 30px; padding: 11px 15px; display: inline-flex; align-items: center; color: var(--blue-700); background: var(--paper-blue); border: 1px solid #c8dff2; border-radius: 4px; font-size: 12px; font-weight: 700; }
.wechat-source:hover { color: #fff; background: var(--blue-700); border-color: var(--blue-700); }

.detail-aside { position: sticky; top: 98px; }
.aside-block { padding: 27px; color: #fff; background: var(--navy-900); border-top: 3px solid var(--cyan-400); }
.aside-block small { color: var(--cyan-400); font-size: 12px; font-weight: 700; }
.aside-block h2 { margin: 11px 0; color: #fff; font-size: 20px; line-height: 1.5; }
.aside-block p { margin: 0; color: #b9cce0; font-size: 12px; line-height: 1.8; }
.aside-block .btn { width: 100%; margin-top: 17px; }
.aside-contact { padding: 17px 3px; display: grid; gap: 11px; border-bottom: 1px solid var(--line); }
.aside-contact > span, .aside-contact > a { display: flex; align-items: center; gap: 9px; color: #536980; font-size: 12px; }
.aside-contact > a span { color: #73869a; }
.aside-contact > a b { color: var(--navy-900); font-size: 13px; }
.aside-contact svg { width: 15px; color: var(--blue-600); }
.aside-contact a:hover { color: var(--blue-700); }

.fact-section { margin: 0 0 45px; }
.facts-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.fact-card { min-height: 145px; padding: 19px; background: var(--paper-blue); border: 1px solid #d5e5f3; border-radius: 4px; }
.fact-card small { display: block; margin-bottom: 10px; color: #627a92; font-size: 12px; }
.fact-card strong { display: block; color: var(--blue-700); font-size: 19px; line-height: 1.4; }
.fact-card p { margin: 9px 0 0; font-size: 13px; line-height: 1.7; }

.structured-section { margin: 51px 0; }
.structured-section > h2 { margin: 0 0 18px; }
.section-label { margin-bottom: 7px; color: var(--blue-600); font-size: 12px; font-weight: 800; }
.detail-gallery { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.detail-gallery figure { position: relative; min-width: 0; margin: 0; overflow: hidden; background: var(--navy-900); border-radius: 4px; }
.detail-gallery img { width: 100%; aspect-ratio: 4 / 3; display: block; object-fit: cover; transition: transform .35s ease; }
.detail-gallery figure:hover img { transform: scale(1.025); }
.detail-gallery figcaption { position: absolute; inset: auto 0 0; padding: 34px 16px 14px; display: grid; gap: 3px; color: #fff; background: linear-gradient(transparent, rgba(3, 18, 47, .92)); }
.detail-gallery figcaption b { font-size: 13px; }
.detail-gallery figcaption span { color: #d4e2ef; font-size: 12px; line-height: 1.5; }
.wireless-intro { margin: -7px 0 17px !important; font-size: 12px !important; }
.wireless-module-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.wireless-module-grid > div { padding: 17px; background: #fff; border: 1px solid var(--line); border-radius: 4px; }
.wireless-module-grid span { display: block; margin-bottom: 7px; color: var(--blue-700); font-size: 13px; font-weight: 800; }
.wireless-module-grid p { margin: 0; font-size: 13px; line-height: 1.75; }

.timeline { border-top: 1px solid var(--line); }
.timeline-item { padding: 20px 0; display: grid; grid-template-columns: 125px 1fr; gap: 21px; border-bottom: 1px solid var(--line); }
.timeline-item > time { color: var(--blue-700); font-size: 12px; font-weight: 800; }
.timeline-status { padding: 3px 7px; display: inline-block; color: #586d84; background: #e9eef4; border-radius: 2px; font-size: 12px; }
.timeline-status.active { color: #087461; background: #dcf3ed; }
.timeline-item h3 { margin: 6px 0 5px; color: var(--ink); font-size: 15px; }
.timeline-item p { margin: 0; font-size: 12px; line-height: 1.8; }

.table-note { margin-bottom: 13px !important; padding: 10px 13px; color: #44637f !important; background: var(--paper-blue); border-left: 3px solid var(--blue-500); font-size: 13px !important; }
.data-table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 4px; }
.reg-table { width: 100%; min-width: 650px; border-collapse: collapse; }
.reg-table th { padding: 12px 13px; color: #fff; background: var(--navy-800); text-align: left; font-size: 12px; line-height: 1.5; }
.reg-table td { padding: 12px 13px; color: #435971; border-top: 1px solid #e1e9f1; border-right: 1px solid #e7edf3; vertical-align: top; font-size: 12px; line-height: 1.7; }
.reg-table th:last-child, .reg-table td:last-child { border-right: 0; }
.reg-table tbody tr:nth-child(even) { background: #f7f9fc; }

.check-grid { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); }
.check-grid > div { min-height: 68px; padding: 13px 10px 13px 0; display: grid; grid-template-columns: 34px 1fr; gap: 9px; border-bottom: 1px solid var(--line); }
.check-grid > div:nth-child(odd) { margin-right: 15px; border-right: 1px solid var(--line); }
.check-grid span { color: var(--blue-600); font-size: 12px; font-weight: 800; }
.check-grid p { margin: 0; font-size: 13px; line-height: 1.75; }

.source-section { margin: 48px 0; padding: 19px 21px; background: var(--paper); border-left: 4px solid var(--blue-600); }
.source-section > div { display: grid; gap: 4px; }
.source-section b { font-size: 12px; }
.source-section span { color: var(--muted); font-size: 12px; line-height: 1.6; }
.source-section ul { margin: 13px 0 0; padding-left: 17px; }
.source-section li { margin: 7px 0; color: var(--blue-700); font-size: 12px; }
.source-section a { display: inline-flex; align-items: center; gap: 6px; }
.source-section a:hover { color: var(--blue-500); }
.source-section svg { width: 12px; }

.related-section { padding: 70px 0; background: var(--paper); }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }
.related-card { min-height: 180px; padding: 22px; display: block; background: #fff; border: 1px solid var(--line); border-top: 3px solid var(--blue-600); border-radius: 4px; transition: .2s; }
.related-card:hover { border-color: #a8cce9; box-shadow: var(--shadow); transform: translateY(-4px); }
.related-card small { color: var(--blue-700); font-size: 12px; }
.related-card h3 { margin: 13px 0 8px; display: -webkit-box; overflow: hidden; font-size: 15px; line-height: 1.55; overflow-wrap: anywhere; -webkit-box-orient: vertical; -webkit-line-clamp: 3; }
.related-card p { margin: 0; display: -webkit-box; overflow: hidden; color: var(--muted); font-size: 13px; line-height: 1.7; overflow-wrap: anywhere; -webkit-box-orient: vertical; -webkit-line-clamp: 3; }
.detail-error { padding: 110px 24px; text-align: center; }
.detail-error h1 { font-size: 28px; }
.detail-error p { color: var(--muted); }
.detail-error a { margin-top: 17px; }

@media (max-width: 900px) {
  .detail-hero { height: auto; min-height: 480px; }
  .detail-hero-content { padding-top: 37px; padding-bottom: 45px; }
  .breadcrumb { margin-bottom: 38px; }
  .detail-layout { grid-template-columns: 1fr; gap: 45px; }
  .detail-aside { position: static; }
  .facts-grid, .related-grid { grid-template-columns: 1fr; }
  .fact-card { min-height: auto; }
  .detail-body-section, .related-section { padding: 58px 0; }
}

@media (max-width: 560px) {
  .detail-hero h1 { font-size: 30px; }
  .detail-hero-content > p { font-size: 14px; }
  .detail-meta { align-items: flex-start; flex-direction: column; gap: 8px; }
  .detail-meta b { max-width: calc(100vw - 60px); white-space: normal; }
  .article-lead { padding-left: 16px; font-size: 15px; }
  .detail-article h2 { font-size: 20px; }
  .detail-article p { font-size: 14px; }
  .wireless-module-grid, .check-grid { grid-template-columns: 1fr; }
  .detail-gallery { grid-template-columns: 1fr; }
  .check-grid > div:nth-child(odd) { margin-right: 0; border-right: 0; }
  .timeline-item { grid-template-columns: 1fr; gap: 7px; }
}