:root{
  --bg:#070707;
  --panel:#0e1117;
  --ink:#f6f1e5;
  --muted:#c7c1b5;
  --line:rgba(255,255,255,.12);
  --gold:#d8a641;
  --gold2:#f4d98b;
  --blue:#162543;
  --red:#d1462f;
  --white:#ffffff;
  --soft:#f6f7fb;
  --text:#182033;
  --sub:#5e6678;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--ink);line-height:1.55}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{width:min(1120px,92vw);margin:0 auto}
.site-header{position:sticky;top:0;z-index:10;background:rgba(4,4,4,.88);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:12px 0}
.brand img{width:180px;height:auto}
nav{display:flex;align-items:center;gap:20px;font-size:14px;color:var(--muted)}
nav a:hover{color:var(--gold2)}
.nav-cta{border:1px solid var(--gold);padding:9px 13px;border-radius:999px;color:var(--gold2)}
.hero{padding:92px 0 70px;background:radial-gradient(circle at 70% 0%,rgba(216,166,65,.22),transparent 34%),linear-gradient(135deg,#030303 0%,#080808 55%,#101010 100%)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:46px;align-items:center}
.eyebrow{margin:0 0 10px;text-transform:uppercase;letter-spacing:.12em;font-size:12px;font-weight:700;color:var(--gold2)}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(42px,7vw,72px);line-height:.96;margin-bottom:18px;letter-spacing:-.04em}
h2{font-size:clamp(30px,4vw,46px);line-height:1.05;margin-bottom:14px;letter-spacing:-.03em}
h3{font-size:22px;line-height:1.12;margin-bottom:6px;color:var(--text)}
.lead{font-size:20px;color:var(--muted);max-width:680px}
.hero-actions,.contact-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 18px;border-radius:8px;font-weight:700;border:1px solid transparent}
.button.primary{background:linear-gradient(135deg,var(--gold),var(--gold2));color:#171006}
.button.secondary{border-color:var(--line);color:var(--ink);background:rgba(255,255,255,.05)}
.hero-card{background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.02));border:1px solid var(--line);padding:28px;border-radius:22px;box-shadow:0 24px 70px rgba(0,0,0,.45)}
.hero-card img{border-radius:14px;margin-bottom:20px}
.hero-card p{font-size:25px;color:var(--gold2);font-weight:700;margin:0;text-align:center}
.section{padding:76px 0;background:#fff;color:var(--text)}
.section.alt{background:var(--soft)}
.split-intro{padding:52px 0}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.quick-box,.install-card,.contact-card{background:#fff;border:1px solid #e5e8ef;border-radius:18px;padding:28px;box-shadow:0 14px 40px rgba(14,17,23,.08)}
.section-head{max-width:760px;margin-bottom:30px}
.section-head p{color:var(--sub)}
.cards{display:grid;gap:16px;margin:26px 0 32px}
.cards.four{grid-template-columns:repeat(4,1fr)}
.cards.three{grid-template-columns:repeat(3,1fr)}
.service-card{background:#fff;border:1px solid #e3e6ee;border-radius:16px;padding:20px;min-height:100%;box-shadow:0 12px 28px rgba(14,17,23,.06)}
.service-card img{height:145px;object-fit:contain;margin:0 auto 16px}
.service-card span{display:inline-block;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:#116a3d;font-weight:800;margin-bottom:8px}
.service-card p{color:var(--sub);margin-bottom:16px}
.price-row{display:flex;justify-content:space-between;border-top:1px solid #eef0f5;padding-top:10px;margin-top:10px}
.price-row small{color:var(--sub)}
.price-row strong{font-size:21px;color:#13213a}
.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;background:#fff;border:1px solid #e5e8ef;border-radius:16px;padding:24px;margin-top:16px}
.check-list{list-style:none;padding:0;margin:0;display:grid;gap:10px;color:var(--text)}
.check-list li{position:relative;padding-left:28px}
.check-list li:before{content:"✓";position:absolute;left:0;color:#21825a;font-weight:900}
.check-list.compact{margin-top:14px;gap:8px}
.addon{margin-top:18px;display:flex;align-items:center;justify-content:space-between;gap:18px;background:#172542;color:#fff;border-radius:16px;padding:22px 24px}
.addon p{margin:4px 0 0;color:#d9deea}
.addon strong:last-child{font-size:28px;color:var(--gold2);white-space:nowrap}
.analog-grid{align-items:stretch}
.install-card h3{color:var(--text)}
.install-prices{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:18px 0}
.install-prices div{background:#f2f4f8;border-radius:12px;padding:18px;text-align:center}
.install-prices small{display:block;color:var(--sub)}
.install-prices strong{display:block;font-size:24px;color:#13213a}
.fine-print{font-size:13px;color:var(--sub);margin-bottom:0}
.contact-section{background:linear-gradient(135deg,#070707,#131313);color:var(--ink)}
.contact-card{display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center;background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.03));border-color:var(--line)}
.contact-card h2{color:var(--ink)}
.contact-card p{color:var(--muted)}
footer{background:#050505;color:var(--muted);border-top:1px solid var(--line);padding:28px 0}
.footer-grid{display:flex;justify-content:space-between;gap:20px;align-items:center}
footer strong{color:var(--ink)}
footer p{margin:4px 0 0}
@media (max-width:900px){
  nav{display:none}.hero-grid,.two-col,.contact-card{grid-template-columns:1fr}.cards.four,.cards.three,.feature-grid{grid-template-columns:1fr 1fr}.contact-actions{justify-content:flex-start}.hero{padding-top:60px}
}
@media (max-width:620px){
  .brand img{width:150px}.cards.four,.cards.three,.feature-grid,.install-prices{grid-template-columns:1fr}h1{font-size:42px}.section{padding:54px 0}.hero-actions .button,.contact-actions .button{width:100%}.footer-grid{display:block}.addon{display:block}.addon strong:last-child{display:block;margin-top:10px}
}