:root{
  --primer:#b8bbb8;
  --primer-light:#d7d9d6;
  --primer-soft:#eceeeb;
  --primer-dark:#6d716f;
  --anthracite:#303437;
  --anthracite2:#42474a;
  --copper:#b8743f;
  --copper-dark:#8e542c;
  --paper:#f6f7f4;
  --white:#ffffff;
  --text:#232628;
  --muted:#606666;
  --line:#c8cbc8;
  --shadow:rgba(39,43,44,.12)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Arial,Helvetica,sans-serif;
  color:var(--text);
  background:
    linear-gradient(rgba(48,52,55,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(48,52,55,.035) 1px,transparent 1px),
    var(--primer-soft);
  background-size:42px 42px
}
a{color:inherit}
.top{background:var(--anthracite);color:#f3f4f2;font-size:14px}
.top .inner{max-width:1260px;margin:auto;padding:9px 24px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
header{
  position:sticky;top:0;z-index:50;
  background:rgba(215,217,214,.97);
  border-bottom:1px solid #afb3b0;
  backdrop-filter:blur(12px)
}
.head{max-width:1260px;margin:auto;padding:16px 24px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:13px;text-decoration:none}
.mark{
  width:52px;height:52px;border-radius:14px;
  background:linear-gradient(135deg,var(--copper),var(--copper-dark));
  color:#fff;display:grid;place-items:center;font-weight:900;font-size:20px;
  box-shadow:0 8px 18px rgba(142,84,44,.2)
}
.brand strong{font-size:25px;display:block;color:var(--anthracite)}
.brand span{font-size:12px;color:#5f6463}
nav{display:flex;gap:4px;flex-wrap:wrap;justify-content:flex-end}
nav a{text-decoration:none;padding:9px 10px;border-radius:8px;font-size:14px;font-weight:700;color:#2f3436}
nav a:hover{background:#c7cac7;color:var(--copper-dark)}

.hero{
  max-width:1260px;margin:42px auto 72px;padding:0 24px;
  display:grid;grid-template-columns:1.03fr .97fr;gap:42px;align-items:center
}
.hero h1{font-size:60px;line-height:1.02;letter-spacing:-1.7px;margin:18px 0;color:var(--anthracite)}
.hero p{font-size:20px;line-height:1.67;color:var(--muted)}
.hero-art{
  width:100%;border-radius:34px;border:1px solid #aeb2af;
  box-shadow:0 28px 65px rgba(39,43,44,.2);
  background:var(--primer)
}
.kicker{
  display:inline-block;padding:9px 14px;border-radius:999px;
  background:#ded7d0;border:1px solid #c9aa90;
  color:#7f4a26;font-weight:800
}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:13px 19px;border-radius:10px;
  background:var(--copper);color:#fff;text-decoration:none;font-weight:900;
  box-shadow:0 10px 24px rgba(142,84,44,.16)
}
.btn:hover{background:var(--copper-dark);transform:translateY(-2px)}
.btn.secondary{background:#fff;color:var(--anthracite);border:1px solid #b7bbb8;box-shadow:none}

.section{max-width:1260px;margin:0 auto 72px;padding:0 24px}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:24px}
.section-head h1,.section-head h2{font-size:40px;margin:0;color:var(--anthracite)}
.section-head p{max-width:700px;color:var(--muted);line-height:1.65;margin:0}

.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{
  position:relative;background:linear-gradient(145deg,#fff,#eceeeb);
  border:1px solid #bfc3c0;border-radius:23px;overflow:hidden;
  display:flex;flex-direction:column;
  box-shadow:0 16px 38px var(--shadow);transition:.22s
}
.card:hover{transform:translateY(-6px);border-color:#9b7c64;box-shadow:0 24px 50px rgba(39,43,44,.18)}
.card img{width:100%;height:210px;object-fit:cover;background:var(--primer)}
.card-body{padding:22px;display:flex;flex-direction:column;flex:1}
.card h3{font-size:23px;margin:0 0 11px;color:var(--anthracite)}
.card p{color:var(--muted);line-height:1.62}
.card-main{position:absolute;inset:0;z-index:1}
.card-actions{position:relative;z-index:2;display:grid;gap:9px;margin-top:auto}

.panel{
  background:linear-gradient(145deg,#fff,#eceeeb);
  border:1px solid #bfc3c0;border-radius:25px;padding:32px;
  box-shadow:0 16px 38px var(--shadow)
}
.panel h1,.panel h2{font-size:42px;margin-top:0;color:var(--anthracite)}
.panel p,.panel li{color:var(--muted);line-height:1.75}
.content-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}
.visual{width:100%;border-radius:24px;border:1px solid #b7bbb8;background:var(--primer)}

.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.info{
  background:linear-gradient(145deg,#fff,#eceeeb);
  border:1px solid #bfc3c0;border-radius:19px;padding:22px
}
.info h3{margin-top:0;color:var(--copper-dark)}
.info p{color:var(--muted);line-height:1.68}

.band{
  background:linear-gradient(135deg,#747976,#5f6461);
  border:1px solid #555a58;border-radius:30px;padding:36px;color:#fff
}
.features{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.feature{
  background:rgba(255,255,255,.11);
  border:1px solid rgba(255,255,255,.18);
  border-radius:17px;padding:20px;line-height:1.55
}
.feature strong{color:#ffd2ad}

.sheet-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.sheet{
  background:linear-gradient(145deg,#fff,#eceeeb);
  border:1px solid #bfc3c0;border-radius:19px;padding:21px;
  display:grid;grid-template-columns:62px 1fr auto;gap:15px;align-items:center
}
.sheet-code{
  width:62px;height:62px;border-radius:14px;
  background:#ded3c9;border:1px solid #c8a98f;
  color:#7a4524;display:grid;place-items:center;font-weight:900
}
.sheet h3{margin:0 0 5px;color:var(--anthracite)}
.sheet p{margin:0;color:var(--muted);font-size:14px}
.sheet .btn{white-space:nowrap}

.steps{counter-reset:item;display:grid;gap:14px}
.step{
  counter-increment:item;background:linear-gradient(145deg,#fff,#eceeeb);
  border:1px solid #bfc3c0;border-radius:18px;
  padding:20px 20px 20px 78px;position:relative
}
.step:before{
  content:counter(item);position:absolute;left:20px;top:20px;
  width:40px;height:40px;border-radius:11px;background:var(--copper);
  color:#fff;display:grid;place-items:center;font-weight:900
}
.step h3{margin:0 0 7px;color:var(--anthracite)}
.step p{margin:0;color:var(--muted);line-height:1.62}

.global-notice{
  max-width:1260px;margin:0 auto 28px;padding:18px 20px;border-radius:14px;
  background:#ece4dc;border:1px solid #c9a98e;color:#65462e;line-height:1.65
}
.global-notice strong{color:#7d4725}

.cta{
  background:linear-gradient(135deg,#d2d5d2,#eceeea);
  border:1px solid #b7bbb8;border-radius:28px;padding:36px;
  display:flex;justify-content:space-between;align-items:center;gap:25px
}
.cta h2{font-size:34px;margin:0 0 10px;color:var(--anthracite)}
.cta p{color:var(--muted);margin:0}

footer{background:var(--anthracite);margin-top:75px;border-top:1px solid #555a5c;color:#fff}
.footer{max-width:1260px;margin:auto;padding:44px 24px;display:grid;grid-template-columns:2fr 1fr 1fr;gap:28px}
.footer p{color:#c7cbca;line-height:1.6}
.footer a{color:#fff}
.copy{max-width:1260px;margin:auto;padding:16px 24px;border-top:1px solid #4b5052;color:#a5aaa9;font-size:13px}

.detail-block{
  background:#f9faf8;border:1px solid #c7cac7;border-radius:18px;
  padding:22px;margin-top:20px
}
.detail-block h3{margin:0 0 10px;color:var(--copper-dark)}
.detail-block p{margin:0;color:var(--muted);line-height:1.7}
.detail-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:16px}
.detail-list div{background:#eceeeb;border:1px solid #c9ccca;border-radius:12px;padding:14px}
.detail-list strong{display:block;color:var(--anthracite);margin-bottom:5px}

@media(max-width:1050px){
  .hero,.content-grid{grid-template-columns:1fr}
  .grid{grid-template-columns:repeat(2,1fr)}
  .features{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:720px){
  .head{display:block}.brand{margin-bottom:13px}nav{justify-content:flex-start}
  .hero h1{font-size:42px}
  .grid,.info-grid,.features,.sheet-grid,.footer,.detail-list{grid-template-columns:1fr}
  .sheet{grid-template-columns:58px 1fr}.sheet .btn{grid-column:1/-1}
  .section-head,.cta{display:block}.cta .actions{margin-top:20px}
}