:root{
  --bg:#0b1220;
  --card:#101a2e;
  --alt:#0e1830;
  --text:#e9eefc;
  --muted:#b7c3e6;
  --line:rgba(255,255,255,.10);
  --brand:#7aa6ff;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(1200px 700px at 20% -10%, rgba(122,166,255,.22), transparent 60%),
              radial-gradient(900px 600px at 95% 0%, rgba(122,255,210,.10), transparent 55%),
              var(--bg);
  color:var(--text);
  line-height:1.5;
}

.container{max-width:1100px;margin:0 auto;padding:0 18px}

.site-header{
  position:sticky; top:0; z-index:10;
  backdrop-filter: blur(8px);
  background: rgba(11,18,32,.65);
  border-bottom:1px solid var(--line);
}
.header-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}
.brand{display:flex;align-items:center;gap:12px;color:inherit;text-decoration:none}
.brand-logo{width:42px;height:42px;object-fit:contain;border-radius:10px;background:rgba(255,255,255,.06);padding:6px}
.brand-title{font-weight:700}
.brand-subtitle{font-size:13px;color:var(--muted)}

.nav{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}
.nav-link{
  color:var(--muted); text-decoration:none;
  padding:8px 10px;border-radius:10px;
  border:1px solid transparent;
}
.nav-link:hover{color:var(--text);border-color:var(--line);background:rgba(255,255,255,.04)}
.nav-link.active{color:var(--text);border-color:rgba(122,166,255,.45);background:rgba(122,166,255,.10)}

.site-main{min-height:70vh}

.section{padding:42px 0}
.section-alt{background:rgba(255,255,255,.03);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
h1{font-size:38px;line-height:1.1;margin:0 0 12px}
h2{font-size:24px;margin:0 0 12px}
h3{margin:8px 0 8px}
.lead{color:var(--muted);font-size:18px;max-width:70ch}

.hero{padding:34px 0 10px}
.hero-grid{display:grid;grid-template-columns: 1.2fr .8fr; gap:18px; align-items:center}
.hero-card{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:rgba(255,255,255,.03)}
.hero-img{width:100%;height:320px;object-fit:cover;display:block}

.cards{display:grid;grid-template-columns:repeat(3, 1fr);gap:14px}
.card{
  border:1px solid var(--line);
  border-radius:16px;
  background:rgba(16,26,46,.75);
  padding:16px;
  box-shadow: 0 10px 30px rgba(0,0,0,.18);
}
.meta{color:var(--muted);font-size:13px}
.prose p, .prose li{color:var(--muted)}
.list{margin:10px 0 0; padding-left:18px}
.small{color:var(--muted);font-size:13px}

.cta-row{display:flex;gap:10px;margin-top:14px;flex-wrap:wrap}
.btn{
  display:inline-block;
  padding:10px 14px;
  border-radius:12px;
  border:1px solid rgba(122,166,255,.45);
  background: rgba(122,166,255,.14);
  color:var(--text);
  text-decoration:none;
  font-weight:600;
}
.btn:hover{background: rgba(122,166,255,.20)}
.btn.btn-ghost{background:transparent;border-color:var(--line);color:var(--text)}
.link{color:var(--brand);text-decoration:none}
.link:hover{text-decoration:underline}

.grid-2{display:grid;grid-template-columns: 1fr 1fr; gap:14px}
.form label{display:block;color:var(--muted);font-size:14px;margin:0 0 10px}
input, textarea{
  width:100%;
  margin-top:6px;
  padding:10px 12px;
  border-radius:12px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.03);
  color:var(--text);
  outline:none;
}
input:focus, textarea:focus{border-color:rgba(122,166,255,.55)}
.alert{padding:12px 14px;border-radius:14px;margin:10px 0 16px;border:1px solid var(--line)}
.alert.success{background:rgba(122,255,210,.10)}
.alert.error{background:rgba(255,122,122,.10)}

.gallery{display:grid;grid-template-columns:repeat(3, 1fr);gap:12px}
.gallery-item{margin:0;border-radius:16px;overflow:hidden;border:1px solid var(--line);background:rgba(255,255,255,.03)}
.gallery-item img{width:100%;height:220px;object-fit:cover;display:block}

.site-footer{
  border-top:1px solid var(--line);
  background: rgba(11,18,32,.70);
  padding:18px 0;
}
.footer-row{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;flex-wrap:wrap}
.footer-links{display:flex;gap:12px}
.footer-links a{color:var(--muted);text-decoration:none}
.footer-links a:hover{color:var(--text)}

@media (max-width: 900px){
  .hero-grid{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr 1fr}
}
@media (max-width: 520px){
  h1{font-size:30px}
  .gallery{grid-template-columns:1fr}
}