:root{
  --navy:#22384F; --ink:#122036; --ink-soft:#1B2E48;
  --blue-deep:#1046A0; --blue-mid:#127EC7; --teal:#25A9CE; --cyan:#2CDDE3;
  --paper:#F5F6F8; --paper-line:#E1E4E9; --text:#1B2735; --slate:#5F6670; --white:#FFFFFF;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:'Plus Jakarta Sans',sans-serif;color:var(--text);background:var(--paper);line-height:1.7;-webkit-font-smoothing:antialiased;}
h1,h2,h3,h4{font-family:'Montserrat',sans-serif;font-weight:800;letter-spacing:-0.02em;line-height:1.15;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
.wrap{max-width:1100px;margin:0 auto;padding:0 24px;}
.narrow{max-width:720px;margin:0 auto;padding:0 24px;}

/* ===== NAV ===== */
nav.site-nav{position:sticky;top:0;z-index:100;background:rgba(11,18,32,0.92);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,0.08);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;max-width:1100px;margin:0 auto;}
.nav-logo{display:flex;align-items:center;gap:10px;font-family:'Montserrat';font-weight:700;font-size:16px;color:#fff;}
.nav-logo img{height:26px;}
.nav-links{display:flex;gap:24px;align-items:center;}
.nav-links a{color:rgba(255,255,255,0.75);font-size:13.5px;font-weight:500;}
.nav-links a:hover{color:#fff;}
.nav-cta{background:linear-gradient(135deg,var(--blue-mid),var(--teal));color:#fff !important;padding:9px 18px;border-radius:100px;font-weight:700;font-size:13px;}

/* ===== MESH BACKGROUND (shared signature motif) ===== */
.mesh-light{
  background:
    radial-gradient(at 10% 0%, rgba(16,70,160,0.06) 0%, transparent 40%),
    radial-gradient(at 90% 100%, rgba(37,169,207,0.08) 0%, transparent 45%),
    var(--paper);
}

/* ===== BLOG HEADER ===== */
.blog-header{padding:56px 0 40px;text-align:center;}
.blog-header .eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-family:'JetBrains Mono';font-size:12px;color:var(--blue-deep);
  background:rgba(16,70,160,0.07);border:1px solid rgba(16,70,160,0.22);padding:6px 12px;border-radius:100px;margin-bottom:18px;
}
.blog-header .dot{width:6px;height:6px;border-radius:50%;background:var(--blue-mid);}
.blog-header h1{font-size:38px;margin-bottom:12px;}
.blog-header p{color:var(--slate);font-size:16px;max-width:520px;margin:0 auto;}
@media(max-width:640px){.blog-header h1{font-size:28px;}}

/* ===== BANNER (CSS-generated, category-tinted, no stock images) ===== */
.banner{
  position:relative;border-radius:16px;overflow:hidden;
  background-image:
    radial-gradient(circle at 20px 20px, rgba(255,255,255,0.14) 1.5px, transparent 1.5px),
    var(--banner-grad);
  background-size: 26px 26px, 100% 100%;
  display:flex;align-items:flex-end;color:#fff;
}
.banner .banner-inner{padding:22px 24px;position:relative;z-index:2;}
.banner .cat-tag{
  font-family:'JetBrains Mono';font-size:10.5px;letter-spacing:0.05em;background:rgba(255,255,255,0.18);
  padding:4px 10px;border-radius:100px;display:inline-block;margin-bottom:10px;
}
.banner h2, .banner h1{color:#fff;}
.banner::before{content:"";position:absolute;inset:0;background:linear-gradient(to top, rgba(10,16,28,0.55), transparent 60%);z-index:1;}

/* Category gradient variables */
.cat-ai{--banner-grad: linear-gradient(135deg, var(--teal), var(--cyan));}
.cat-dev{--banner-grad: linear-gradient(135deg, var(--blue-deep), var(--blue-mid));}
.cat-revamp{--banner-grad: linear-gradient(135deg, var(--navy), var(--blue-mid));}
.cat-consult{--banner-grad: linear-gradient(135deg, var(--blue-deep), var(--teal));}
.cat-process{--banner-grad: linear-gradient(135deg, var(--ink), var(--blue-deep));}

/* ===== POST GRID (index page) ===== */
.post-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;padding:20px 0 60px;}
@media(max-width:760px){.post-grid{grid-template-columns:1fr;}}
.post-card{
  background:rgba(255,255,255,0.7);border:1px solid rgba(255,255,255,0.8);border-radius:18px;overflow:hidden;
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  box-shadow:0 12px 32px -18px rgba(18,32,54,0.14);transition:transform .2s, box-shadow .2s;
}
.post-card:hover{transform:translateY(-4px);box-shadow:0 20px 40px -16px rgba(18,32,54,0.2);}
.post-card .banner{height:150px;border-radius:0;}
.post-card .banner .banner-inner{padding:14px 18px;}
.post-card .banner h2{font-size:15px;line-height:1.3;}
.post-card-body{padding:18px 20px 22px;}
.post-meta{font-family:'JetBrains Mono';font-size:11px;color:var(--slate);margin-bottom:8px;}
.post-card-body p{font-size:13.5px;color:var(--slate);margin-bottom:14px;}
.read-more{font-size:13px;font-weight:700;color:var(--blue-deep);}
.post-card.featured{grid-column:1 / -1;}
.post-card.featured .banner{height:220px;}
.post-card.featured .banner h2{font-size:24px;}
@media(max-width:760px){.post-card.featured .banner{height:170px;}.post-card.featured .banner h2{font-size:18px;}}

/* ===== SPONSOR / AD SLOTS ===== */
.sponsor-slot{
  grid-column:1 / -1;background:rgba(255,255,255,0.55);border:1px dashed rgba(16,70,160,0.35);
  border-radius:14px;padding:22px 24px;text-align:center;
}
.sponsor-slot .tag{font-family:'JetBrains Mono';font-size:11px;color:var(--blue-deep);letter-spacing:0.05em;margin-bottom:6px;display:block;}
.sponsor-slot p{font-size:13.5px;color:var(--slate);}
.sponsor-slot a{color:var(--blue-deep);font-weight:700;text-decoration:underline;}
.ad-slot{
  grid-column:1 / -1;min-height:100px;border:1px dashed var(--paper-line);border-radius:12px;
  display:flex;align-items:center;justify-content:center;color:var(--slate);font-size:12px;font-family:'JetBrains Mono';
  background:rgba(255,255,255,0.4);
}

/* ===== ARTICLE PAGE ===== */
.article-hero{padding:36px 0 0;}
.article-hero .banner{height:280px;border-radius:20px;}
.article-hero .banner .banner-inner{padding:32px 36px;}
.article-hero .banner h1{font-size:30px;max-width:720px;}
@media(max-width:640px){.article-hero .banner{height:200px;}.article-hero .banner h1{font-size:21px;}}
.article-body{padding:40px 0 24px;}
.article-meta{display:flex;gap:16px;flex-wrap:wrap;font-family:'JetBrains Mono';font-size:12px;color:var(--slate);margin-bottom:28px;padding-bottom:20px;border-bottom:1px solid var(--paper-line);}
.article-body h2{font-size:21px;margin:32px 0 12px;}
.article-body p{font-size:16px;color:var(--text);margin-bottom:16px;}
.article-body ul{padding-left:20px;margin-bottom:16px;}
.article-body li{font-size:15.5px;color:var(--text);margin-bottom:8px;}
.pull-quote{
  border-left:3px solid var(--blue-mid);padding:4px 0 4px 20px;margin:28px 0;font-size:19px;
  font-family:'Montserrat';font-weight:600;color:var(--navy);line-height:1.4;
}
.takeaways{background:rgba(37,169,207,0.06);border:1px solid rgba(37,169,207,0.2);border-radius:12px;padding:20px 24px;margin:28px 0;}
.takeaways h3{font-size:14px;font-family:'JetBrains Mono';color:var(--teal);margin-bottom:10px;letter-spacing:0.03em;}
.takeaways li{color:var(--text);}
.article-sponsor{margin:36px 0;}
.article-cta{
  background:linear-gradient(135deg,var(--ink),var(--ink-soft));color:#fff;border-radius:16px;
  padding:28px 30px;margin:40px 0;text-align:center;
}
.article-cta h3{color:#fff;font-size:19px;margin-bottom:8px;}
.article-cta p{color:rgba(255,255,255,0.65);font-size:14px;margin-bottom:18px;}
.article-cta a{
  display:inline-block;background:linear-gradient(135deg,var(--blue-mid),var(--teal));color:#fff;
  padding:12px 26px;border-radius:100px;font-weight:700;font-size:14px;
}
.related{padding:20px 0 60px;}
.related h3{font-size:18px;margin-bottom:18px;}
.related-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
@media(max-width:640px){.related-grid{grid-template-columns:1fr;}}
.back-link{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:600;color:var(--blue-deep);margin:24px 0;}

/* ===== FOOTER ===== */
.blog-footer{background:#080D18;color:rgba(255,255,255,0.5);padding:32px 0;text-align:center;font-size:12.5px;margin-top:40px;}
.blog-footer a{color:rgba(255,255,255,0.7);}

:focus-visible{outline:2px solid var(--teal);outline-offset:2px;}