.article-detail{
  --c-primary:#0e3a5c;
  --c-primary-dark:#0a2a43;
  --c-primary-light:#1a4d75;
  --c-primary-lighter:#3a6a93;
  --c-primary-lightest:#7ba0c0;
  --c-accent:#f59e0b;
  --c-accent-dark:#d97706;
  --c-bg:#f1f5f9;
  --c-card:#ffffff;
  --c-border:#e2e8f0;
  --c-text:#1e293b;
  --c-text-light:#64748b;
  --c-text-lighter:#94a3b8;
  --shadow-sm:0 1px 2px rgba(14,58,92,0.06);
  --shadow:0 1px 3px rgba(14,58,92,0.1),0 1px 2px rgba(14,58,92,0.06);
  --shadow-md:0 4px 6px -1px rgba(14,58,92,0.1),0 2px 4px -2px rgba(14,58,92,0.06);
  --shadow-lg:0 10px 30px rgba(14,58,92,0.15);
  --r-sm:6px;
  --r:8px;
  --r-lg:12px;
  --r-xl:16px;
  --t:0.25s cubic-bezier(0.4,0,0.2,1);
  --container:1180px;
}

.article-detail *,.article-detail *::before,.article-detail *::after{margin:0;padding:0;box-sizing:border-box}
.article-detail{
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  background:var(--c-bg);
  color:var(--c-text);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
.article-detail a{text-decoration:none;color:inherit}
.article-detail ul{list-style:none}
.article-detail button{cursor:pointer;border:none;background:none;font-family:inherit}
.article-detail input,.article-detail select{font-family:inherit}
.article-detail img{max-width:100%;display:block}

.article-detail{max-width:var(--container);margin:0 auto;padding:24px 24px 60px}

.article-detail .breadcrumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--c-text-light);margin-bottom:28px;flex-wrap:wrap}
.article-detail .breadcrumb a:hover{color:var(--c-primary)}
.article-detail .breadcrumb .sep{color:var(--c-text-lighter)}
.article-detail .breadcrumb .current{color:var(--c-text);font-weight:600}

.article-detail .article-header{text-align:center;max-width:800px;margin:0 auto 28px}
.article-detail .article-cat-tag{
  display:inline-block;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-light));
  color:#fff;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:1px;
  padding:5px 16px;border-radius:4px;margin-bottom:18px;
  box-shadow:0 2px 8px rgba(14,58,92,0.3);
}
.article-detail .article-cat-tag.tag-accent{background:linear-gradient(135deg,var(--c-accent-dark),var(--c-accent))}
.article-detail .article-title{
  font-size:34px;font-weight:800;color:var(--c-primary-dark);
  line-height:1.3;letter-spacing:-0.5px;margin-bottom:18px;
}
.article-detail .article-meta{
  display:flex;justify-content:center;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--c-text-light);
}
.article-detail .meta-item{display:inline-flex;align-items:center;gap:7px;padding:6px 14px;background:var(--c-card);border:1px solid var(--c-border);border-radius:20px}
.article-detail .meta-item .icon{width:13px;height:13px;color:var(--c-primary-lighter)}

.article-detail .cover-image{
  max-width:800px;margin:0 auto 40px;
  border-radius:var(--r-xl);
  overflow:hidden;
  box-shadow:var(--shadow-lg);
  aspect-ratio:3/1;
  position:relative;
}
.article-detail .cover-image img{width:100%;height:100%;object-fit:cover}
.article-detail .cover-caption{
  position:absolute;bottom:0;left:0;right:0;
  background:linear-gradient(transparent,rgba(10,42,67,0.75));
  color:rgba(255,255,255,0.85);font-size:12px;
  padding:40px 20px 12px;text-align:center;
}

.article-detail .article-body{max-width:800px;margin:0 auto}
.article-detail .article-body > p{font-size:16px;color:var(--c-text);margin-bottom:20px}
.article-detail .article-body > p strong{color:var(--c-primary-dark)}
.article-detail .article-body .lead{
  font-size:18px;color:var(--c-primary-dark);font-weight:500;line-height:1.7;
  border-left:4px solid var(--c-primary);
  padding-left:20px;margin-bottom:24px;background:rgba(14,58,92,0.03);
  border-radius:0 var(--r) var(--r) 0;padding-top:6px;padding-bottom:6px;
}
.article-detail .article-body h2{
  font-size:24px;font-weight:800;color:var(--c-primary-dark);
  margin:36px 0 14px;position:relative;padding-left:16px;
}
.article-detail .article-body h2::before{
  content:'';position:absolute;left:0;top:6px;bottom:6px;width:4px;
  background:linear-gradient(180deg,var(--c-primary),var(--c-accent));
  border-radius:2px;
}
.article-detail .article-body h3{font-size:19px;font-weight:700;color:var(--c-primary);margin:28px 0 10px}
.article-detail .article-body ul{margin:0 0 20px;padding-left:0}
.article-detail .article-body ul li{
  position:relative;padding-left:26px;margin-bottom:10px;
  font-size:15px;color:var(--c-text);
}
.article-detail .article-body ul li::before{
  content:'';position:absolute;left:4px;top:9px;width:8px;height:8px;
  background:linear-gradient(135deg,var(--c-primary),var(--c-accent));
  border-radius:2px;transform:rotate(45deg);
}
.article-detail .article-body ol{margin:0 0 20px 4px;padding-left:22px}
.article-detail .article-body ol li{margin-bottom:10px;font-size:15px;color:var(--c-text)}
.article-detail .article-body blockquote{
  margin:28px 0;padding:22px 28px;
  background:var(--c-card);
  border:1px solid var(--c-border);
  border-left:4px solid var(--c-accent);
  border-radius:var(--r);
  font-size:16px;font-style:italic;color:var(--c-primary-dark);
  position:relative;
  box-shadow:var(--shadow-sm);
}
.article-detail .article-body blockquote::before{
  content:'\201C';position:absolute;top:-6px;left:14px;
  font-size:64px;line-height:1;color:var(--c-accent);opacity:0.35;font-family:Georgia,serif;
}
.article-detail .article-body blockquote cite{display:block;margin-top:10px;font-size:13px;font-style:normal;color:var(--c-text-light)}
.article-detail .article-body .body-image{margin:28px 0;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-md)}
.article-detail .article-body .body-image img{width:100%}
.article-detail .article-body .body-image figcaption{font-size:12px;color:var(--c-text-lighter);text-align:center;padding:10px 16px;background:var(--c-card)}

.article-detail .article-body ol{
  counter-reset:step;
  list-style:none;margin:0 0 24px;padding-left:0;
}
.article-detail .article-body ol li{
  counter-increment:step;
  position:relative;padding-left:46px;margin-bottom:12px;
  font-size:15px;color:var(--c-text);min-height:30px;
}
.article-detail .article-body ol li::before{
  content:counter(step);
  position:absolute;left:0;top:1px;width:30px;height:30px;flex-shrink:0;
  border-radius:8px;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-light));
  color:#fff;font-size:13px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 2px 6px rgba(14,58,92,0.25);
}
.article-detail .article-body ol li strong{color:var(--c-primary-dark)}

.article-detail .article-body .media-block{
  display:flex;align-items:flex-start;gap:22px;
  margin:28px 0;
  background:var(--c-card);
  border:1px solid var(--c-border);border-radius:var(--r-lg);
  padding:20px;box-shadow:var(--shadow-sm);
}
.article-detail .article-body .media-block.media-right{flex-direction:row-reverse}
.article-detail .article-body .media-block.media-top{flex-direction:column;align-items:stretch}
.article-detail .article-body .media-block .media-img{
  flex:0 0 42%;min-width:0;
  border-radius:var(--r);overflow:hidden;
}
.article-detail .article-body .media-block.media-top .media-img{flex:0 0 auto;width:100%}
.article-detail .article-body .media-block .media-img img{
  width:100%;height:100%;object-fit:cover;display:block;
  transition:var(--t);
}
.article-detail .article-body .media-block:hover .media-img img{transform:scale(1.04)}
.article-detail .article-body .media-block .media-body{flex:1;min-width:0}
.article-detail .article-body .media-block .media-body h3{
  font-size:17px;font-weight:800;color:var(--c-primary-dark);
  margin:0 0 8px;
}
.article-detail .article-body .media-block .media-body p{font-size:15px;color:var(--c-text-light);margin:0 0 10px}
.article-detail .article-body .media-block .media-body p:last-child{margin-bottom:0}
.article-detail .article-body .media-block .media-body ul{margin:0}
.article-detail .article-body .media-block .media-body .media-caption{
  font-size:12px;color:var(--c-text-lighter);margin-top:4px;
}

.article-detail .article-body .article-table-wrap{
  margin:28px 0;
  border:1px solid var(--c-border);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow-sm);
  overflow-x:auto;
}
.article-detail .article-body table.article-table{
  width:100%;border-collapse:collapse;
  background:var(--c-card);font-size:14px;min-width:480px;
}
.article-detail .article-body table.article-table th{
  background:linear-gradient(135deg,var(--c-primary-dark),var(--c-primary));
  color:#fff;text-align:left;font-weight:600;
  padding:13px 16px;white-space:nowrap;
}
.article-detail .article-body table.article-table td{
  padding:12px 16px;border-top:1px solid var(--c-border);
  color:var(--c-text);vertical-align:top;line-height:1.6;
}
.article-detail .article-body table.article-table td strong{color:var(--c-primary-dark)}
.article-detail .article-body table.article-table tbody tr:nth-child(even){background:var(--c-bg)}
.article-detail .article-body table.article-table tbody tr:hover{background:rgba(14,58,92,0.06)}

.article-detail .case-blocks{max-width:800px;margin:40px auto 0;display:grid;grid-template-columns:1fr 1fr;gap:20px}
.article-detail .case-block{
  background:var(--c-card);
  border:1px solid var(--c-border);
  border-radius:var(--r-lg);
  padding:24px;
  transition:var(--t);
  position:relative;overflow:hidden;
}
.article-detail .case-block:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.article-detail .case-block::before{
  content:'';position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,var(--c-primary),var(--c-primary-lighter));
}
.article-detail .case-block.solution::before{background:linear-gradient(90deg,var(--c-accent),var(--c-accent-light,#fcd34d))}
.article-detail .case-block.result::before{background:linear-gradient(90deg,#16a34a,#4ade80)}
.article-detail .case-block-icon{
  width:44px;height:44px;border-radius:var(--r);
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-light));
  color:#fff;margin-bottom:14px;
}
.article-detail .case-block.solution .case-block-icon{background:linear-gradient(135deg,#d97706,#f59e0b)}
.article-detail .case-block.result .case-block-icon{background:linear-gradient(135deg,#15803d,#22c55e)}
.article-detail .case-block-icon .icon{width:20px;height:20px}
.article-detail .case-block h3{font-size:16px;font-weight:800;color:var(--c-primary-dark);margin-bottom:8px}
.article-detail .case-block p{font-size:14px;color:var(--c-text-light);line-height:1.65}

.article-detail .client-quote{
  max-width:800px;margin:28px auto 0;
  background:var(--c-card);
  border:1px solid var(--c-border);
  border-left:4px solid var(--c-accent);
  border-radius:var(--r-lg);
  padding:28px 32px;
  position:relative;
  box-shadow:var(--shadow);
}
.article-detail .client-quote::before{
  content:'\201C';position:absolute;top:6px;right:24px;
  font-size:90px;line-height:1;color:var(--c-accent);opacity:0.18;font-family:Georgia,serif;
}
.article-detail .client-quote p{font-size:17px;font-style:italic;color:var(--c-primary-dark);line-height:1.7;margin-bottom:16px}
.article-detail .client-quote .client-info{display:flex;align-items:center;gap:12px}
.article-detail .client-avatar{
  width:44px;height:44px;border-radius:50%;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-light));
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:800;flex-shrink:0;
}
.article-detail .client-info b{display:block;font-size:14px;color:var(--c-text)}
.article-detail .client-info span{font-size:12px;color:var(--c-text-lighter)}

.article-detail .article-footer{
  max-width:800px;margin:44px auto 0;
  padding-top:24px;border-top:1px solid var(--c-border);
  display:flex;justify-content:center;align-items:center;
}
.article-detail .share-row{display:flex;align-items:center;gap:8px}
.article-detail .share-label{font-size:13px;color:var(--c-text-lighter);margin-right:4px}
.article-detail .share-btn{
  width:36px;height:36px;border-radius:var(--r-sm);
  background:var(--c-card);border:1px solid var(--c-border);
  display:flex;align-items:center;justify-content:center;
  color:var(--c-text-light);transition:var(--t);
}
.article-detail .share-btn:hover{color:#fff;border-color:transparent;transform:translateY(-2px)}
.article-detail .share-btn.fb:hover{background:#1877f2}
.article-detail .share-btn.tw:hover{background:#1d9bf0}
.article-detail .share-btn.li:hover{background:#0a66c2}
.article-detail .share-btn.wa:hover{background:#25d366}
.article-detail .share-btn .icon{width:15px;height:15px}

.article-detail .post-nav{
  max-width:800px;margin:32px auto 0;
  display:grid;grid-template-columns:1fr 1fr;gap:20px;
}
.article-detail .post-nav-link{
  background:var(--c-card);
  border:1px solid var(--c-border);
  border-radius:var(--r-lg);
  padding:20px 24px;
  transition:var(--t);
  display:block;
}
.article-detail .post-nav-link:hover{box-shadow:var(--shadow-md);border-color:var(--c-primary-lighter);transform:translateY(-2px)}
.article-detail .post-nav-link.next{text-align:right}
.article-detail .post-nav-label{
  font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:1px;
  color:var(--c-text-lighter);margin-bottom:6px;display:flex;align-items:center;gap:6px;
}
.article-detail .post-nav-link.next .post-nav-label{justify-content:flex-end}
.article-detail .post-nav-label .icon{width:12px;height:12px}
.article-detail .post-nav-title{font-size:15px;font-weight:700;color:var(--c-text);line-height:1.45;transition:var(--t)}
.article-detail .post-nav-link:hover .post-nav-title{color:var(--c-primary)}

@media(max-width:768px){
  .article-detail .article-title{font-size:26px}
  .article-detail .cover-image{aspect-ratio:16/9}
  .article-detail .article-body .media-block,
  .article-detail .article-body .media-block.media-right{flex-direction:column}
  .article-detail .article-body .media-block .media-img{flex:0 0 auto;width:100%}
  .article-detail .case-blocks{grid-template-columns:1fr}
  .article-detail .post-nav{grid-template-columns:1fr}
}
@media(max-width:480px){
  .article-detail .article-title{font-size:22px}
  .article-detail{padding:16px 16px 40px}
}