/* v2 — современная эстетика: стеклянная шапка, мягкие градиенты, анимации, улучшенная типографика */
:root{
  --bg:#0b0e12;
  --panel:#0f141b;
  --glass:rgba(255,255,255,.06);
  --bdr:rgba(255,255,255,.08);
  --txt:#e9f1f6;
  --mut:#9fb2c7;
  --prime:#25c2a0;
  --prime-2:#3ab6ff;
  --accent:#ffd166;
  --rad:18px; --rad-lg:28px;
  --shadow:0 14px 36px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:16px/1.65 Inter,ui-sans-serif,system-ui,Segoe UI,Roboto,Ubuntu,Cantarell,sans-serif;color:var(--txt);background:radial-gradient(1200px 600px at 80% -10%,#0f2430 0%,#0b0e12 60%);}
a{color:var(--prime);text-decoration:none}
a:hover{opacity:.9}
.container{max-width:1180px;margin:0 auto;padding:0 20px}
.header{position:sticky;top:0;z-index:50;background:color-mix(in hsl, var(--glass) 100%, transparent);backdrop-filter:blur(14px) saturate(140%);border-bottom:1px solid var(--bdr)}
.header__wrap{display:flex;gap:18px;align-items:center;justify-content:space-between;padding:14px 0}
.logo{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.2px}
.logo__mark{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,var(--prime),var(--prime-2));display:grid;place-items:center;color:#051014;font-weight:900;box-shadow:var(--shadow)}
.nav{display:flex;gap:10px;flex-wrap:wrap}
.nav a{padding:10px 12px;border-radius:12px;border:1px solid transparent}
.nav a:hover{border-color:var(--bdr);background:var(--glass)}
.cta{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.btn{display:inline-grid;place-items:center;padding:12px 18px;border-radius:14px;background:linear-gradient(135deg,var(--prime),var(--prime-2));color:#041014;font-weight:800;border:0;cursor:pointer;box-shadow:0 10px 20px rgba(0,0,0,.25);transition:transform .1s ease}
.btn:hover{transform:translateY(-1px)}
.btn--ghost{background:transparent;color:var(--txt);border:1px solid var(--bdr);box-shadow:none}
.badge{display:inline-block;padding:6px 12px;border-radius:999px;background:rgba(58,182,255,.12);color:#9fdcff;border:1px solid rgba(58,182,255,.25);font-weight:700}
.hero{position:relative;isolation:isolate;padding:56px 0 24px;overflow:hidden}
.hero h1{font-size:clamp(30px,4.8vw,56px);line-height:1.1;margin:8px 0 6px;letter-spacing:.2px}
.hero p{color:var(--mut);margin:0 0 18px}
.hero::before{content:"";position:absolute;inset:-20% -10% auto auto;width:60vw;height:60vw;background:radial-gradient(closest-side at 60% 40%,rgba(58,182,255,.16),transparent 60%);z-index:-1;transform:rotate(8deg)}
.kpi{display:flex;gap:12px;flex-wrap:wrap;margin:18px 0}
.kpi div{background:var(--glass);border:1px solid var(--bdr);border-radius:14px;padding:10px 14px}
.section{padding:34px 0}
.section h2{margin:0 0 18px;font-size:clamp(22px,3.4vw,34px)}
.grid{display:grid;gap:18px}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.card{background:var(--glass);border:1px solid var(--bdr);border-radius:var(--rad);padding:18px;box-shadow:var(--shadow)}
.card h3{margin:0 0 10px}
.price{font-weight:900;letter-spacing:.3px;color:#aef0df}
.table{width:100%;border-collapse:separate;border-spacing:0 8px}
.table tr{background:var(--glass)}
.table th,.table td{padding:12px 14px;border-top:1px solid var(--bdr);border-bottom:1px solid var(--bdr)}
.table th:first-child,.table td:first-child{border-left:1px solid var(--bdr);border-top-left-radius:12px;border-bottom-left-radius:12px}
.table th:last-child,.table td:last-child{border-right:1px solid var(--bdr);border-top-right-radius:12px;border-bottom-right-radius:12px;text-align:right}
.img-resp{width:100%;height:auto;border-radius:16px}
.faq details{background:var(--glass);border:1px solid var(--bdr);border-radius:14px;padding:12px;margin-bottom:10px}
.notice{padding:14px 16px;background:rgba(255,209,102,.08);border:1px solid rgba(255,209,102,.3);color:#ffe49a;border-radius:14px}
.form{display:grid;gap:12px}
.form input,.form textarea,.form select{padding:12px;border-radius:12px;border:1px solid var(--bdr);background:#0b1117;color:var(--txt);width:100%}
.form .row{display:grid;grid-template-columns:1fr;gap:12px}
@media(min-width:850px){.form .row{grid-template-columns:1fr 1fr}}
.footer{margin-top:40px;background:#05080c;color:#9fb2c7;border-top:1px solid var(--bdr)}
.footer a{color:#cfe8ff}
.footer__grid{display:grid;gap:20px;grid-template-columns:1.6fr 1fr 1fr;padding:30px 0}
.footer__copy{border-top:1px solid var(--bdr);padding:12px 0;color:#6f859a}
/* before/after slider */
.compare{position:relative;overflow:hidden;border-radius:16px;border:1px solid var(--bdr);background:#0b1117}
.compare img{display:block;width:100%;height:auto}
.compare .after{position:absolute;inset:0;clip-path:inset(0 0 0 50%)}
.compare input[type=range]{position:absolute;inset:auto 0 14px 0;width:100%}
.compare .bar{position:absolute;top:0;bottom:0;left:50%;width:2px;background:rgba(255,255,255,.6)}
/* micro-animations */
@keyframes floaty{from{transform:translateY(0)}to{transform:translateY(-6px)}}
.card:hover{animation:floaty .9s ease alternate infinite}