*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
:root{
  --primary:#1f2f3f;
  --secondary:#3498db;
  --accent:#ec4a7d;
  --light:#f4f7fa;
  --ink:#1f2f3f;
  --muted:#54697c;
  --line:#dde5ee;
  --c-blue:#2f6feb;
  --c-violet:#8b5cf6;
  --c-pink:#ec4a7d;
  --blue-gradient:linear-gradient(135deg,#4A90D9 0%,#2E5C8A 100%);
  --circuit-gradient:linear-gradient(120deg,#2f6feb 0%,#8b5cf6 55%,#ec4a7d 100%);
  --font-display:'Space Grotesk','Segoe UI',Tahoma,sans-serif;
  --font-body:'IBM Plex Sans','Segoe UI',Tahoma,Geneva,Verdana,sans-serif;
}
body{font-family:var(--font-body);color:var(--ink);line-height:1.65;background:#fff;}
a{color:inherit;}
img{max-width:100%;display:block;}
.container{max-width:1160px;margin:0 auto;padding:0 20px;}
h1,h2,h3{font-family:var(--font-display);font-weight:700;}
.read-more{font-family:var(--font-display);font-weight:600;}

/* Nav */
.blog-nav{background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.08);position:sticky;top:0;z-index:100;}
.blog-nav::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--circuit-gradient);}
.blog-nav .container{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;gap:20px;}
.blog-nav .logo img{height:56px;width:auto;}
.blog-nav-links{display:flex;align-items:center;gap:22px;list-style:none;font-weight:600;font-size:.95rem;flex-wrap:wrap;}
.blog-nav-links a{text-decoration:none;color:var(--ink);}
.blog-nav-links a:hover,.blog-nav-links a.active{color:var(--secondary);}
.blog-nav-links .nav-cta{background:var(--circuit-gradient);color:#fff;padding:11px 18px;border-radius:6px;font-weight:700;}
.blog-nav-links .nav-cta:hover{opacity:.92;color:#fff;}

/* Hero */
.blog-hero{background:linear-gradient(135deg,#f4f8fb 0%,#e9f1f8 100%);padding:64px 0 48px;text-align:center;}
.blog-hero .eyebrow{color:var(--c-violet);font-weight:800;text-transform:uppercase;font-size:.85rem;letter-spacing:.04em;margin-bottom:12px;}
.blog-hero h1{font-weight:700;font-size:clamp(2rem,4.5vw,3rem);line-height:1.1;color:var(--primary);max-width:840px;margin:0 auto 16px;}
.blog-hero .lead{color:var(--muted);max-width:680px;margin:0 auto;font-size:1.1rem;}

/* Article grid */
.blog-main{padding:56px 0 20px;}
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.blog-card{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff;box-shadow:0 10px 30px rgba(32,50,70,.06);display:flex;flex-direction:column;transition:transform .2s ease,box-shadow .2s ease;}
.blog-card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(32,50,70,.12);}
.blog-card.featured{grid-column:span 3;flex-direction:row;}
.blog-card.featured .blog-card-media{width:46%;}
.blog-card.featured .blog-card-body{width:54%;justify-content:center;}
.blog-card.featured h2{font-size:1.6rem;}
.blog-card-media{display:block;aspect-ratio:16/10;background:var(--light);overflow:hidden;}
.blog-card-media img{width:100%;height:100%;object-fit:cover;}
.blog-card-media.placeholder{display:grid;place-items:center;color:var(--secondary);font-size:2.2rem;background:linear-gradient(135deg,#eaf2fa,#dce9f6);}
.blog-card-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.blog-date{color:var(--muted);font-size:.82rem;font-weight:600;text-transform:uppercase;letter-spacing:.03em;}
.blog-card h2{font-size:1.2rem;line-height:1.3;}
.blog-card h2 a{text-decoration:none;color:var(--primary);}
.blog-card h2 a:hover{color:var(--secondary);}
.blog-card p{color:var(--muted);font-size:.95rem;flex:1;}
.read-more{color:var(--secondary);font-weight:700;text-decoration:none;font-size:.92rem;display:inline-flex;align-items:center;gap:6px;}
.read-more:hover{color:var(--primary);}

.empty-state{text-align:center;padding:60px 20px;color:var(--muted);}
.empty-state i{font-size:2.4rem;color:var(--secondary);margin-bottom:14px;display:block;}

.pagination{display:flex;justify-content:center;gap:8px;margin:44px 0;}
.pagination a{width:38px;height:38px;display:grid;place-items:center;border:1px solid var(--line);border-radius:8px;text-decoration:none;color:var(--ink);font-weight:700;}
.pagination a:hover{background:var(--secondary);color:#fff;border-color:var(--secondary);}
.pagination a.active{background:var(--circuit-gradient);color:#fff;border-color:transparent;}

/* CTA strip */
.blog-cta{background:var(--primary);color:#fff;padding:56px 0;text-align:center;margin-top:40px;}
.blog-cta h2{font-size:1.8rem;margin-bottom:10px;}
.blog-cta p{color:rgba(255,255,255,.78);margin-bottom:24px;}
.blog-cta .btn{display:inline-flex;background:var(--secondary);color:#fff;padding:14px 26px;border-radius:6px;text-decoration:none;font-weight:700;}
.blog-cta .btn:hover{background:#2980b9;}

/* Article page */
.article-hero{padding:48px 0 0;}
.article-hero .breadcrumb{color:var(--muted);font-size:.9rem;margin-bottom:18px;}
.article-hero .breadcrumb a{color:var(--secondary);text-decoration:none;}
.article-hero h1{font-size:clamp(1.9rem,4.5vw,2.9rem);color:var(--primary);line-height:1.15;margin-bottom:16px;max-width:820px;}
.article-meta{color:var(--muted);font-size:.92rem;font-weight:600;margin-bottom:28px;}
.article-cover{width:100%;max-height:460px;object-fit:cover;border-radius:14px;margin-bottom:40px;box-shadow:0 20px 50px rgba(32,50,70,.14);}
.article-body{max-width:760px;margin:0 auto;padding-bottom:40px;font-size:1.08rem;color:#2c3a48;}
.article-body h2{font-size:1.5rem;color:var(--primary);margin:34px 0 14px;}
.article-body h3{font-size:1.2rem;color:var(--primary);margin:26px 0 10px;}
.article-body p{margin-bottom:18px;}
.article-body ul{margin:0 0 18px 22px;}
.article-body li{margin-bottom:8px;}
.article-body img.article-inline-image{width:100%;border-radius:12px;margin:8px 0 26px;box-shadow:0 14px 34px rgba(32,50,70,.12);}
.article-share{max-width:760px;margin:0 auto 40px;display:flex;gap:10px;align-items:center;flex-wrap:wrap;}
.article-share span{color:var(--muted);font-weight:700;font-size:.9rem;}
.article-share a{border:1px solid var(--line);border-radius:8px;padding:9px 14px;text-decoration:none;color:var(--ink);font-size:.88rem;font-weight:700;}
.article-share a:hover{background:var(--light);}
.not-found{text-align:center;padding:100px 20px;}
.not-found h1{font-size:2.4rem;color:var(--primary);margin-bottom:12px;}
.not-found a{color:var(--secondary);font-weight:700;}

/* Footer */
.blog-footer{background:#1a252f;color:#fff;padding:34px 0;text-align:center;margin-top:0;}
.blog-footer .social-links{display:flex;justify-content:center;gap:14px;margin-bottom:16px;}
.blog-footer .social-links a{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.1);display:grid;place-items:center;text-decoration:none;color:#fff;}
.blog-footer .footer-links{margin-bottom:16px;font-size:.9rem;}
.blog-footer .footer-links a{color:#fff;text-decoration:none;}
.blog-footer .footer-links a:hover{text-decoration:underline;}
.blog-footer p{color:rgba(255,255,255,.65);font-size:.85rem;}

@media(max-width:900px){
  .blog-grid{grid-template-columns:repeat(2,1fr);}
  .blog-card.featured{grid-column:span 2;flex-direction:column;}
  .blog-card.featured .blog-card-media,.blog-card.featured .blog-card-body{width:100%;}
}
@media(max-width:680px){
  .blog-nav .container{flex-direction:column;align-items:flex-start;gap:10px;padding:12px 16px;}
  .blog-nav-links{gap:12px;font-size:.85rem;}
  .blog-nav-links .nav-cta{padding:8px 12px;}
  .blog-grid{grid-template-columns:1fr;}
  .blog-card.featured{grid-column:span 1;}
}