@font-face{
  font-family: "Russo One";
  src: url("fonts/RussoOne-Regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root{
  --bg:#fff;
  --text:#0a0a0a;
  --muted:#5b5b5b;
  --line:rgba(0,0,0,.10);
  --soft:rgba(0,0,0,.04);
  --radius:18px;
  --font: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  --head: "Russo One", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
.container{max-width:1100px;margin:0 auto;padding:0 16px}

/* Header */
.header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.92);
  border-bottom:1px solid var(--line);
  backdrop-filter: blur(10px);
}
.header__inner{
  display:flex;align-items:center;gap:12px;
  padding:12px 0;
}
.header--compact .header__inner{padding:8px 0}
.brand__logo{height:34px;width:auto}
.header--compact .brand__logo{height:30px}

.nav{display:none;gap:16px}
.nav a{font-weight:800;font-size:14px;opacity:.9}
.nav a:hover{opacity:1}

.header__right{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:10px;
}
.phone{font-weight:900;letter-spacing:.2px}

.burger{
  margin-left:auto;
  width:44px;height:44px;
  border:1px solid var(--line);
  border-radius:14px;
  background:#fff;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.burger span{width:18px;height:2px;background:#000;display:block}

/* Mobile dropdown – компактнее */
.mobile{
  border-top:1px solid var(--line);
  padding:10px 16px 12px;
  display:flex;flex-direction:column;gap:8px;
}
.mobile__link{
  font-weight:900;
  padding:6px 0;
}

/* КЛЮЧЕВОЕ: на десктопе выпадающее меню всегда скрыто */
@media (min-width: 900px){
  .mobile{display:none !important;}
}

.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:12px 14px;
  border-radius:14px;
  border:1px solid #000;
  background:#000;color:#fff;
  font-weight:900;font-size:14px;
}
.btn--ghost{
  background:#fff;color:#000;border-color:var(--line);
}
.btn--full{width:100%}

/* Typography */
.h1{
  font-family:var(--head);
  font-weight:400;
  font-size:34px;line-height:1.05;
  letter-spacing:.2px;
  margin:0 0 12px;
}
.h2{
  font-family:var(--head);
  font-weight:400;
  font-size:26px;line-height:1.1;
  margin:0 0 12px;
}
.p{margin:0;color:var(--muted);line-height:1.6}
.small{margin-top:10px;color:var(--muted);font-size:12px}

/* Layout */
.section{padding:26px 0}
.hero{padding:22px 0 10px}
.hero__grid{display:grid;grid-template-columns:1fr;gap:16px}
.hero__text{padding-top:4px}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin:16px 0}
.facts{
  display:grid;grid-template-columns:1fr;gap:10px;margin-top:10px
}
.facts > div{
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:12px;
  background:var(--soft);
  display:flex;gap:10px;align-items:baseline;justify-content:space-between;
}
.facts b{font-family:var(--head);font-weight:400}
.facts span{color:var(--muted);font-size:13px}

.img{
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:var(--soft);
}

/* Cards */
.grid3{display:grid;grid-template-columns:1fr;gap:12px}
.card{
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:14px;
  background:var(--soft);
}
.card h3{margin:0 0 6px;font-size:16px;font-weight:900}
.card p{margin:0;color:var(--muted);line-height:1.55}

.headrow{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}

.products--paired{
  display:grid;
  grid-template-columns:1fr;
  gap:14px;
  margin-top:12px;
}
.product{
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  background:#fff;
}
.product__body{padding:14px}
.product__top{display:flex;align-items:center;justify-content:space-between;gap:10px}
.product__name{font-family:var(--head);font-weight:400}
.tag{
  border:1px solid var(--line);
  background:#fff;
  border-radius:999px;
  padding:6px 10px;
  font-size:12px;font-weight:900;color:#000;
}
.product__desc{margin:10px 0 12px;color:var(--muted);line-height:1.55}

/* Founders */
.founders{display:grid;grid-template-columns:1fr;gap:14px}
.list{margin:12px 0 0;padding-left:18px;color:var(--muted)}
.list li{margin:8px 0}

/* Form */
.lead{display:grid;grid-template-columns:1fr;gap:14px}
.form{
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:14px;
  background:var(--soft);
}
.row{display:grid;grid-template-columns:1fr;gap:10px}
label{display:flex;flex-direction:column;gap:6px;margin-bottom:10px}
label span{font-size:12px;font-weight:900;color:var(--muted)}
input, select, textarea{
  font-family:var(--font);
  border:1px solid var(--line);
  border-radius:14px;
  padding:12px 12px;
  background:#fff;
  color:#000;
  outline:none;
}
textarea{resize:vertical}
input:focus, select:focus, textarea:focus{border-color:#000}
.hp{position:absolute;left:-9999px;opacity:0}

/* Footer */
.footer{border-top:1px solid var(--line);padding:16px 0;margin-top:8px}
.footer__inner{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:var(--muted)}

/* Desktop */
@media (min-width: 900px){
  .nav{display:flex}
  .burger{display:none}
  .hero__grid{grid-template-columns: 1.05fr .95fr;align-items:center}
  .facts{grid-template-columns:repeat(3,1fr)}
  .grid3{grid-template-columns:repeat(3,1fr)}
  .products--paired{grid-template-columns:repeat(2,1fr)}
  .founders{grid-template-columns:1fr 1fr;align-items:center}
  .lead{grid-template-columns:1fr 1fr;align-items:start}
  .row{grid-template-columns:1fr 1fr}
}

/* Very small screens */
@media (max-width: 420px){
  .btn{padding:11px 12px}
}