/* ============================================
   MediVantaLab — blog.css
   ============================================ */

/* Blog Hero */
.blog-hero{
  background:var(--navy-dark);
  padding:58px 0 40px;position:relative;
  border-bottom:2px solid var(--cyan);
}
.blog-hero::before{
  content:'';position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(0,200,212,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(0,200,212,.04) 1px,transparent 1px);
  background-size:38px 38px;
}
.blog-hero .container{position:relative;z-index:1}
.blog-hero .sec-tag{color:var(--cyan);background:rgba(0,200,212,.08);border-color:rgba(0,200,212,.22)}
.blog-hero .sec-title{color:var(--white)}
.blog-hero .sec-sub{color:rgba(255,255,255,.58)}

.blog-filter-wrap{display:flex;gap:7px;flex-wrap:wrap;justify-content:center;margin-top:24px}
.blog-filter-btn{
  background:rgba(255,255,255,.05);border:1px solid rgba(0,200,212,.2);
  color:rgba(255,255,255,.62);border-radius:4px;
  padding:6px 15px;font-family:'Space Grotesk',sans-serif;font-size:.76rem;font-weight:500;
  cursor:pointer;transition:.22s ease;
}
.blog-filter-btn:hover{background:rgba(0,200,212,.1);color:var(--cyan);border-color:var(--cyan)}
.blog-filter-btn.active{background:var(--cyan);border-color:var(--cyan);color:var(--navy-dark);font-weight:700}

/* Blog Grid */
.blog-grid-section{padding:52px 0 72px;background:var(--off-white)}
.blog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:20px}

.blog-post-card{
  background:var(--white);border:1px solid var(--border);
  border-radius:var(--radius);overflow:hidden;transition:.24s ease;
}
.blog-post-card:hover{box-shadow:0 8px 26px rgba(13,43,94,.12);transform:translateY(-4px);border-color:rgba(0,200,212,.28)}
.blog-post-card.hidden{display:none}
.blog-post-link{display:block;color:inherit;text-decoration:none}

.bpc-img{overflow:hidden;height:182px;background:var(--bg-light)}
.bpc-real-img{width:100%;height:182px;object-fit:cover;object-position:center top;display:block;transition:transform .34s ease}
.blog-post-card:hover .bpc-real-img{transform:scale(1.05)}
.bpc-img-placeholder{height:182px;display:flex;align-items:center;justify-content:center;font-size:3.8rem;background:var(--bg-light)}

.bpc-body{padding:17px 19px 21px}
.bpc-cat{display:inline-block;font-size:.64rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--cyan-dark);margin-bottom:7px}
.bpc-title{
  font-family:'Playfair Display',serif;font-size:1rem;font-weight:700;
  color:var(--navy-dark);line-height:1.36;margin-bottom:8px;
  display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden;
}
.blog-post-card:hover .bpc-title{color:var(--cyan-dark)}
.bpc-excerpt{font-size:.8rem;color:var(--text-light);line-height:1.54;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden;margin-bottom:11px}
.bpc-meta{display:flex;align-items:center;gap:10px}
.bpc-date{font-size:.72rem;color:var(--text-light)}
.bpc-read{font-size:.69rem;color:var(--cyan-dark);font-weight:600;background:rgba(0,168,180,.08);padding:2px 8px;border-radius:4px}

/* Post page */
.post-main{padding:38px 0 72px;background:var(--off-white)}

.breadcrumb{display:flex;align-items:center;gap:7px;font-size:.79rem;color:var(--text-light);margin-bottom:28px;flex-wrap:wrap}
.breadcrumb a{color:var(--cyan-dark)}
.breadcrumb a:hover{text-decoration:underline}

.post-layout{display:grid;grid-template-columns:1fr 296px;gap:32px;align-items:start}

.post-content{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);padding:34px 38px}
.post-header{margin-bottom:24px}
.post-cat{display:inline-block;font-size:.66rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--cyan-dark);margin-bottom:7px}
.post-title{font-family:'Playfair Display',serif;font-size:clamp(1.45rem,3vw,1.95rem);font-weight:700;color:var(--navy-dark);line-height:1.25;margin-bottom:12px}
.post-meta-bar{display:flex;gap:8px;flex-wrap:wrap;font-size:.79rem;color:var(--text-light)}

.post-product-img{text-align:center;margin:0 0 26px;padding:20px;background:var(--off-white);border-radius:var(--radius);border:1px solid var(--border)}
.post-product-img img{max-height:210px;margin:0 auto}

.post-content h2{
  font-family:'Playfair Display',serif;font-size:1.28rem;font-weight:700;
  color:var(--navy-dark);margin:28px 0 11px;padding-bottom:7px;
  border-bottom:2px solid var(--cyan);display:inline-block;
}
.post-content h3{font-family:'Space Grotesk',sans-serif;font-size:.97rem;font-weight:700;color:var(--navy);margin:18px 0 9px}
.post-content p{font-size:.92rem;color:var(--text-mid);line-height:1.76;margin-bottom:14px}

.post-list{list-style:none;padding:0;margin-bottom:15px}
.post-list li{font-size:.89rem;color:var(--text-mid);line-height:1.62;padding:5px 0 5px 18px;position:relative;border-bottom:1px solid rgba(0,0,0,.04)}
.post-list li::before{content:'›';position:absolute;left:0;color:var(--cyan);font-weight:700;font-size:1.1rem;line-height:1.4}

.post-cta-box{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  background:linear-gradient(135deg,#EBF4FD,#DDF0F8);
  border:1px solid rgba(0,200,212,.2);border-left:3px solid var(--cyan);
  border-radius:var(--radius);padding:16px 20px;margin:22px 0;
}

.post-rating-box{
  display:flex;align-items:center;gap:18px;
  background:#FFFBF0;border:1px solid var(--gold);border-radius:var(--radius);
  padding:18px 22px;margin:24px 0;
}
.prb-score{font-family:'Playfair Display',serif;font-size:2.8rem;font-weight:700;color:var(--navy-dark);line-height:1}

.post-faq{margin:8px 0 20px}
.faq-item{border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:9px;overflow:hidden}
.faq-q{font-family:'Space Grotesk',sans-serif;font-size:.9rem;font-weight:700;color:var(--navy-dark);padding:12px 15px;margin:0;background:var(--off-white);cursor:default;border-bottom:1px solid var(--border)}
.faq-a{font-size:.85rem;color:var(--text-mid);line-height:1.64;padding:12px 15px;margin:0}
.faq-a a{color:var(--cyan-dark)}
.faq-a a:hover{text-decoration:underline}

/* Sidebar */
.post-sidebar{position:sticky;top:86px}
.sidebar-box{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);padding:18px;margin-bottom:16px}
.sidebar-buy-box{background:linear-gradient(135deg,#EBF8FA,#D6F2F5);border-color:rgba(0,200,212,.22)!important}
.sidebar-title{font-family:'Space Grotesk',sans-serif;font-size:.88rem;font-weight:700;color:var(--navy-dark);margin-bottom:12px;padding-bottom:7px;border-bottom:1px solid var(--cyan);display:inline-block}
.sidebar-links{list-style:none}
.sidebar-links li{margin-bottom:9px}
.sidebar-links li a{font-size:.82rem;color:var(--text-mid);transition:.22s ease}
.sidebar-links li a:hover{color:var(--cyan-dark);text-decoration:underline}

.sidebar-buy-links{display:flex;flex-direction:column;gap:7px}
.sidebar-buy-btn{display:block;width:100%;text-align:center;padding:9px 12px;border-radius:var(--radius-sm);font-size:.79rem;font-weight:600;text-decoration:none;transition:.22s ease;border:1px solid}
.sidebar-buy-btn.primary{background:var(--cyan);color:var(--navy-dark);border-color:transparent;font-size:.86rem;padding:11px 12px}
.sidebar-buy-btn.primary:hover{background:var(--cyan-light);transform:translateY(-1px);box-shadow:0 3px 12px rgba(0,200,212,.3)}
.sidebar-buy-btn:not(.primary){background:var(--white);color:var(--cyan-dark);border-color:rgba(0,200,212,.28)}
.sidebar-buy-btn:not(.primary):hover{background:rgba(0,200,212,.06)}

.sidebar-trend-list{list-style:none}
.sidebar-trend-list li{margin-bottom:9px}
.sidebar-trend-list li a{display:flex;align-items:center;gap:9px;color:var(--text);font-size:.81rem;font-weight:500;transition:.22s ease;text-decoration:none}
.sidebar-trend-list li a:hover{color:var(--cyan-dark)}
.sidebar-trend-list li a img{width:42px;height:42px;object-fit:contain;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--off-white);padding:3px;flex-shrink:0}

@media(max-width:900px){.post-layout{grid-template-columns:1fr}.post-sidebar{position:static}}
@media(max-width:768px){
  .blog-grid{grid-template-columns:1fr}
  .post-content{padding:20px 15px}
  .post-title{font-size:1.35rem}
  .post-cta-box{flex-direction:column;align-items:flex-start}
  .post-rating-box{flex-direction:column;text-align:center;gap:9px}
}
@media(min-width:600px) and (max-width:1023px){.blog-grid{grid-template-columns:repeat(2,1fr)}}