.detail-hero{height:300px;position:relative;background:url('../images/banner/banner-1.jpg') center/cover}.detail-hero::after{content:'';position:absolute;inset:0;background:rgba(7,27,52,.78)}.detail-hero .container{height:100%;position:relative;z-index:1;display:flex;align-items:flex-end;padding-bottom:42px;color:#fff}.detail-crumb{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.65)}.detail-crumb strong{color:#fff}.product-detail{background:#fff}.product-detail-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:start}.detail-gallery-main{background:#f1f4f8;border-radius:18px;overflow:hidden;aspect-ratio:4/3;border:1px solid var(--line)}.detail-gallery-main img{width:100%;height:100%;object-fit:cover}.detail-thumbs{display:flex;gap:12px;margin-top:14px}.detail-thumb{width:86px;height:70px;border:2px solid transparent;border-radius:9px;overflow:hidden}.detail-thumb.active{border-color:var(--accent)}.detail-thumb img{width:100%;height:100%;object-fit:cover}.detail-info .detail-category{color:var(--accent);font-size:12px;font-weight:800;letter-spacing:3px}.detail-info h1{font-size:42px;color:var(--navy);margin:10px 0 18px}.detail-lead{font-size:17px;color:var(--muted);line-height:1.9;padding-bottom:24px;border-bottom:1px solid var(--line)}.detail-specs{display:grid;grid-template-columns:1fr 1fr;margin:24px 0}.detail-specs div{padding:14px 0;border-bottom:1px solid var(--line)}.detail-specs small{display:block;color:var(--muted);font-size:11px}.detail-specs strong{color:var(--navy)}.detail-features{display:grid;gap:9px;margin-bottom:28px}.detail-features li{padding-left:22px;position:relative;color:var(--text)}.detail-features li::before{content:'✓';position:absolute;left:0;color:var(--accent);font-weight:900}.related-section{background:var(--bg)}.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.related-card{background:#fff;border-radius:14px;overflow:hidden;box-shadow:var(--shadow-sm)}.related-card img{width:100%;aspect-ratio:4/3;object-fit:cover}.related-card div{padding:16px}.related-card strong{display:block;color:var(--navy)}.related-card span{font-size:12px;color:var(--muted)}
.article-page{background:#fff}.article-shell{max-width:980px;margin:auto}.article-head{text-align:center;border-bottom:1px solid var(--line);padding-bottom:35px;margin-bottom:40px}.article-head .article-category{color:var(--accent);font-size:12px;font-weight:800;letter-spacing:3px}.article-head h1{font-size:clamp(30px,4vw,46px);line-height:1.35;color:var(--navy);margin:13px 0 18px}.article-meta{display:flex;justify-content:center;gap:28px;color:var(--muted);font-size:13px}.article-body{font-size:17px;line-height:2;color:#4b5d72}.article-body p{margin:0 0 22px;text-align:justify}.article-body img{width:100%;border-radius:14px;margin:12px 0 32px}.article-quote{background:#eef4fb;border-left:4px solid var(--accent);padding:22px 28px;margin:26px 0;color:var(--navy);font-weight:700}.article-nav{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:55px;padding-top:28px;border-top:1px solid var(--line)}.article-nav a{padding:18px 20px;background:var(--bg);border-radius:12px;color:var(--muted);font-size:13px}.article-nav a:last-child{text-align:right}.article-nav strong{display:block;color:var(--navy);font-size:15px;margin-top:4px}.recommend{background:var(--bg)}.recommend-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.recommend-item{background:#fff;padding:24px;border-radius:14px;box-shadow:var(--shadow-sm)}.recommend-item time{font-size:12px;color:var(--muted)}.recommend-item h3{font-size:17px;color:var(--navy);margin-top:8px;line-height:1.6}
@media(max-width:800px){.product-detail-grid{grid-template-columns:1fr;gap:40px}.detail-info h1{font-size:34px}.related-grid,.recommend-list{grid-template-columns:1fr 1fr}.article-nav{grid-template-columns:1fr}}
@media(max-width:560px){.detail-hero{height:250px}.related-grid,.recommend-list{grid-template-columns:1fr}.detail-specs{grid-template-columns:1fr}.article-body{font-size:15px}.article-meta{flex-direction:column;gap:3px}.article-nav a:last-child{text-align:left}}