/* TechBlog.uz — Unified Dark Theme (v13) */
*{box-sizing:border-box}
html,body{margin:0;padding:0}
img,svg{max-width:100%;height:auto;display:block}
:root{
  --bg:#050510;
  --text:#e7e7f0;
  --muted:#b7b7c8;
  --primary:#00f3ff;
  --secondary:#bc13fe;
  --danger:#ff2a6d;

  --panel: rgba(255,255,255,0.06);
  --panel2: rgba(255,255,255,0.10);
  --border: rgba(255,255,255,0.12);
  --shadow: 0 14px 40px rgba(0,0,0,0.40);
  --radius: 18px;

  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono","Courier New", monospace;
}

html,body{height:100%}
body{
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 15% 10%, rgba(188,19,254,0.18), transparent 60%),
    radial-gradient(1200px 600px at 85% 18%, rgba(0,243,255,0.14), transparent 55%),
    radial-gradient(900px 520px at 50% 95%, rgba(255,42,109,0.10), transparent 60%),
    var(--bg);
  overflow-x:hidden;
}

a{color:var(--primary);text-decoration:none}
a:hover{opacity:.92}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid rgba(255,255,255,0.30);
  outline-offset:3px;
  border-radius:12px;
}

.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 24px;
}
@media (max-width:520px){.container{padding:0 16px}}

hr{border:none;height:1px;background:var(--border);margin:1.25rem 0}

/* ===== Header / Nav ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  background: rgba(8,10,24,0.72);
  backdrop-filter: blur(10px);
  border-bottom:1px solid rgba(255,255,255,0.10);
}
.site-header .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:14px 0;
}
.site-header nav{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
}
.logo{
  font-weight:900;
  letter-spacing:.2px;
  display:flex;
  align-items:center;
  gap:10px;
  white-space:nowrap;
}
.logo small{font-weight:800;color:rgba(231,231,240,0.70)}
.nav-links{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  justify-content:flex-end;
}
.nav-links a, .back-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 12px;
  border-radius:999px;
  background: rgba(255,255,255,0.05);
  border:1px solid rgba(255,255,255,0.12);
  color: var(--text);
  font-weight:750;
  font-size:13.5px;
  transition: transform .15s ease, background .15s ease, border-color .15s ease;
}
.nav-links a:hover, .back-link:hover{
  background: rgba(255,255,255,0.09);
  border-color: rgba(255,255,255,0.20);
  transform: translateY(-1px);
  color: var(--primary);
}
.nav-links a:active, .back-link:active{transform:translateY(0)}
@media (max-width:720px){
  .site-header .container{padding:12px 0}
  .nav-links a, .back-link{padding:7px 10px;font-size:13px}
  .logo small{display:none}
}

/* ===== Hero ===== */
.hero{
  padding: 34px 0 10px;
}
.hero h1{
  font-size: clamp(30px, 3.8vw, 46px);
  line-height:1.08;
  margin: 0 0 10px;
}
.hero p{
  max-width: 760px;
  color: rgba(231,231,240,0.75);
  margin: 0 0 18px;
  font-size: 16px;
}
.hero-actions{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-bottom: 18px;
}
.btn, a.action{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:10px 14px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,0.14);
  background: linear-gradient(135deg, rgba(0,243,255,0.18), rgba(188,19,254,0.16));
  color: var(--text);
  font-weight:800;
  letter-spacing:.2px;
  box-shadow: 0 10px 26px rgba(0,0,0,0.25);
  transition: transform .18s ease, filter .18s ease, box-shadow .18s ease;
}
.btn:hover, a.action:hover{
  filter: brightness(1.12);
  transform: translateY(-1px);
  box-shadow: 0 14px 30px rgba(0,0,0,0.35);
}
.btn:active, a.action:active{transform:translateY(0)}
.btn.ghost{
  background: rgba(255,255,255,0.06);
}

/* ===== Sections ===== */
.section-title{
  margin: 22px 0 14px;
  font-size: 22px;
  color: var(--primary);
  letter-spacing:.2px;
}

/* ===== Cards grid ===== */
.grid{
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
@media (max-width: 980px){.grid{grid-template-columns: repeat(2, minmax(0, 1fr));}}
@media (max-width: 640px){.grid{grid-template-columns: 1fr;}}

.blog-card, .card{
  background: var(--panel);
  border:1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow:hidden;
  position:relative;
}
.blog-card::before, .card::before{
  content:"";
  position:absolute;
  inset:-2px;
  background:
    radial-gradient(500px 220px at 15% 0%, rgba(188,19,254,0.22), transparent 60%),
    radial-gradient(500px 220px at 85% 0%, rgba(0,243,255,0.18), transparent 60%);
  opacity:.55;
  pointer-events:none;
}
.card > *,.blog-card > *{position:relative}

.blog-image{
  height: 120px;
  background: linear-gradient(135deg, rgba(0,243,255,0.22), rgba(188,19,254,0.20));
}
.blog-content{
  padding: 18px 18px 16px;
}
.badge, .tag{
  display:inline-flex;
  align-items:center;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.06);
  color: rgba(231,231,240,0.90);
  font-weight:800;
  font-size:12px;
}
.blog-title{
  margin: 10px 0 8px;
  font-size: 20px;
  line-height:1.2;
}
.blog-excerpt{color:rgba(231,231,240,0.72);margin:0 0 12px}
.blog-meta{color:rgba(231,231,240,0.60);font-size:13px;display:flex;gap:14px;flex-wrap:wrap}
.read-more-row{margin-top:14px;display:flex;justify-content:flex-start}
.read-more{padding:9px 12px}

/* ===== Article pages ===== */
article{
  margin: 28px 0 40px;
  padding: 22px 22px 10px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.article-header{margin-bottom:14px}
.article-category{
  display:inline-flex;
  align-items:center;
  padding:7px 12px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.06);
  font-weight:900;
  font-size:12px;
}
article h1{margin:14px 0 8px;font-size: clamp(28px, 3.2vw, 40px);line-height:1.1}
.article-meta{color:rgba(231,231,240,0.60);font-size:13px}
.article-content{color:rgba(231,231,240,0.78);line-height:1.7}
.article-content h2{color:var(--primary);margin-top:24px}
.article-content h3{margin-top:18px}
.article-content ul{padding-left:18px}
.article-content li{margin:6px 0}
pre, code{font-family: var(--mono)}
pre{
  background: rgba(0,0,0,0.45);
  border:1px solid var(--border);
  border-left:4px solid var(--primary);
  border-radius: 14px;
  padding: 14px;
  overflow:auto;
}
code{background: rgba(255,255,255,0.06);padding:2px 6px;border-radius:8px}

/* ===== Contact section ===== */
.contact-section{
  margin: 26px 0 30px;
  padding: 18px;
  background: rgba(255,255,255,0.05);
  border:1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.contact-info{
  display:grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
@media (max-width: 760px){.contact-info{grid-template-columns:1fr}}
.contact-card{
  background: rgba(255,255,255,0.06);
  border:1px solid rgba(255,255,255,0.14);
  border-radius: 18px;
  padding: 18px;
  position:relative;
  overflow:hidden;
}
.contact-card::before{
  content:"";
  position:absolute;
  inset:-2px;
  background:
    radial-gradient(520px 240px at 15% 0%, rgba(188,19,254,0.24), transparent 60%),
    radial-gradient(520px 240px at 85% 0%, rgba(0,243,255,0.20), transparent 60%);
  opacity:.55;
  pointer-events:none;
}
.contact-card > *{position:relative}
.contact-icon{
  width:52px;height:52px;border-radius:16px;
  display:flex;align-items:center;justify-content:center;
  background: rgba(255,255,255,0.07);
  border:1px solid rgba(255,255,255,0.12);
  font-size:22px;
  margin-bottom:10px;
}
.contact-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.contact-note{
  margin-top:16px;
  padding: 12px 14px;
  background: rgba(255,255,255,0.05);
  border:1px dashed rgba(255,255,255,0.18);
  border-radius: 14px;
  color: rgba(231,231,240,0.70);
}

/* ===== Footer ===== */
footer{
  margin-top: 24px;
  padding: 18px 0 26px;
  border-top: 1px solid rgba(255,255,255,0.10);
  background: rgba(5,5,16,0.55);
  color: rgba(231,231,240,0.70);
}

/* Index specific helpers */
.section{padding: 10px 0 4px}
.section-subtitle{color: rgba(231,231,240,0.70);margin:-6px 0 14px}
.card-body{padding: 18px 18px 16px}
.pill{margin-bottom:10px}
.pill.secondary{border-color: rgba(188,19,254,0.35)}
.meta{color: rgba(231,231,240,0.62);font-size:13px;display:flex;gap:14px;flex-wrap:wrap;margin:10px 0 14px}
.cta-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.brand-dot{
  width:10px;height:10px;border-radius:999px;
  background: radial-gradient(circle at 30% 30%, var(--primary), var(--secondary));
  box-shadow: 0 0 14px rgba(0,243,255,0.35);
}
.brand-tag{color: rgba(231,231,240,0.70);font-weight:800;font-size:13px}
.site-footer{padding: 18px 0 28px}
.footer-inner{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
.footer-brand{font-weight:900}
.footer-note{color: rgba(231,231,240,0.62)}