/* ===== BLOG DETAILS — single-column article reading layout ===== */

  .article-hero{background:var(--bg); padding:50px 0 0;}
  .article-meta-top{display:flex; align-items:center; gap:14px; margin-bottom:20px; flex-wrap:wrap;}
  .article-meta-top .cat-pill{
    background:var(--navy); color:var(--gold); font-size:0.74rem; font-weight:800;
    text-transform:uppercase; letter-spacing:0.05em; padding:5px 12px; border-radius:6px;
  }
  .article-meta-top .sep-dot{color:#C3CCDC;}
  .article-meta-top span{font-size:0.86rem; color:var(--ink-soft);}
  .article-hero h1{font-size:clamp(1.9rem, 3.6vw, 2.8rem); max-width:24ch; margin-bottom:24px;}

  .author-row{display:flex; align-items:center; gap:14px; padding-bottom:36px;}
  .author-row .av{
    width:48px; height:48px; border-radius:50%; background:var(--blue); color:#fff;
    display:flex; align-items:center; justify-content:center; font-family:var(--display); font-weight:700;
  }
  .author-row .an{font-weight:700; font-size:0.94rem;}
  .author-row .ar{font-size:0.8rem; color:var(--ink-soft);}

  .article-cover{
    height:380px; border-radius:18px; margin-bottom:0;
    background:linear-gradient(135deg, var(--navy) 0%, var(--blue) 100%);
  }

  /* Body layout: article + sticky share rail */
  .article-body-section{background:var(--paper); padding:60px 0 90px;}
  .article-grid{display:grid; grid-template-columns:64px 1fr; gap:36px;}
  .share-rail{position:sticky; top:120px; display:flex; flex-direction:column; gap:10px; height:fit-content;}
  .share-rail a{
    width:44px; height:44px; border-radius:50%; background:var(--bg); border:1px solid var(--line);
    display:flex; align-items:center; justify-content:center; font-size:0.86rem; font-weight:700; color:var(--navy-deep);
    transition:background .18s, color .18s;
  }
  .share-rail a:hover{background:var(--navy); color:#fff;}

  .article-content{max-width:680px;}
  .article-content p{font-size:1.05rem; line-height:1.85; color:#374256; margin-bottom:22px;}
  .article-content h2{font-size:1.5rem; margin:40px 0 16px;}
  .article-content h3{font-size:1.18rem; margin:30px 0 12px;}
  .article-content ul{margin:0 0 22px 0; padding-left:0;}
  .article-content ul li{
    display:flex; gap:10px; padding:9px 0; font-size:1.02rem; color:#374256; line-height:1.6;
  }
  .article-content ul li::before{content:'•'; color:var(--gold-deep); font-weight:900; flex-shrink:0;}
  .pullquote{
    border-left:4px solid var(--gold); background:var(--bg); padding:22px 26px; border-radius:0 10px 10px 0;
    margin:30px 0; font-family:var(--display); font-size:1.18rem; font-style:italic; color:var(--navy-deep); line-height:1.5;
  }
  .info-callout{
    background:rgba(16,185,129,0.07); border:1px solid rgba(16,185,129,0.22); border-radius:12px;
    padding:20px 22px; margin:30px 0; display:flex; gap:14px;
  }
  .info-callout .ic-ico{font-size:1.3rem; flex-shrink:0;}
  .info-callout p{margin-bottom:0; font-size:0.95rem; color:var(--navy-deep);}

  .tag-row{display:flex; gap:10px; flex-wrap:wrap; margin-top:40px; padding-top:30px; border-top:1px solid var(--line);}
  .tag-row a{font-size:0.82rem; background:var(--bg); padding:7px 14px; border-radius:7px; color:var(--ink-soft);}

  .author-box{
    background:var(--bg); border-radius:16px; padding:30px; margin-top:40px;
    display:flex; gap:20px; align-items:flex-start;
  }
  .author-box .av{
    width:64px; height:64px; border-radius:50%; background:var(--navy); color:var(--gold); flex-shrink:0;
    display:flex; align-items:center; justify-content:center; font-family:var(--display); font-size:1.3rem; font-weight:700;
  }
  .author-box h4{font-size:1.02rem; margin-bottom:4px;}
  .author-box .role{font-size:0.82rem; color:var(--blue); font-weight:600; margin-bottom:10px;}
  .author-box p{font-size:0.9rem; color:var(--ink-soft); margin-bottom:0;}

  /* Comments */
  .comments-section{max-width:680px; margin-left:100px; margin-top:50px;}
  .comments-section h3{font-size:1.2rem; margin-bottom:24px;}
  .comment{display:flex; gap:14px; margin-bottom:24px;}
  .comment .av{
    width:40px; height:40px; border-radius:50%; background:var(--blue); color:#fff; flex-shrink:0;
    display:flex; align-items:center; justify-content:center; font-weight:700; font-size:0.86rem; font-family:var(--display);
  }
  .comment-body{background:var(--bg); border-radius:10px; padding:16px 18px; flex:1;}
  .comment-body .cn{font-weight:700; font-size:0.88rem; margin-bottom:2px;}
  .comment-body .cd{font-size:0.74rem; color:var(--ink-soft); margin-bottom:8px;}
  .comment-body p{font-size:0.88rem; color:var(--navy-deep); margin-bottom:0;}

  .comment-form{margin-top:30px;}
  .comment-form textarea{
    width:100%; min-height:100px; border:1px solid var(--line); border-radius:10px; padding:14px;
    font-family:var(--body); font-size:0.92rem; resize:vertical; margin-bottom:14px;
  }

  /* Related posts — strip, distinct from listing grid */
  .related-posts{background:var(--bg); padding:80px 0;}
  .related-strip{display:grid; grid-template-columns:repeat(3, 1fr); gap:24px;}

  @media (max-width:1024px){
    .article-grid{grid-template-columns:1fr;}
    .share-rail{position:static; flex-direction:row; margin-bottom:20px;}
    .comments-section{margin-left:0;}
  }
  @media (max-width:640px){
    .related-strip{grid-template-columns:1fr;}
    .article-cover{height:220px;}
    .author-box{flex-direction:column;}
  }