:root{
  --bg:#0b1020; --bg2:#0f1629; --card:#141d36; --card2:#182248;
  --line:rgba(148,163,255,.14); --txt:#e8ecf8; --muted:#93a0bf;
  --acc:#5eead4; --acc2:#38bdf8; --grad:linear-gradient(120deg,#5eead4,#38bdf8);
  --danger:#fb7185; --gold:#fbbf24; --ok:#34d399;
  --r:16px; --wrap:1140px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  background:var(--bg);color:var(--txt);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 22px}
/* header */
header{position:sticky;top:0;z-index:60;backdrop-filter:blur(14px);background:rgba(11,16,32,.78);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:66px;gap:16px}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:19px;letter-spacing:.2px;text-decoration:none}
.logo .mark{width:36px;height:36px;border-radius:10px;background:var(--grad);display:grid;place-items:center;font-size:16px;color:#081018;font-weight:900;flex:0 0 auto}
.logo small{display:block;font-size:10.5px;color:var(--muted);font-weight:500;letter-spacing:2.2px;text-transform:uppercase}
nav.menu{display:flex;align-items:center;flex-wrap:wrap}
nav.menu a{color:var(--muted);text-decoration:none;font-size:14.5px;margin-left:24px;transition:color .2s;white-space:nowrap}
nav.menu a:hover{color:var(--txt)}
nav.menu a.cta-link{color:var(--acc);font-weight:700}
.burger{display:none;background:none;border:1px solid var(--line);color:var(--txt);border-radius:10px;width:42px;height:38px;font-size:18px;cursor:pointer}
@media(max-width:900px){
  .burger{display:block}
  nav.menu{position:fixed;inset:66px 0 auto 0;background:#0d1424;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;padding:10px 22px 18px;display:none}
  nav.menu.open{display:flex}
  nav.menu a{margin:0;padding:12px 0;border-bottom:1px solid rgba(148,163,255,.08);font-size:16px}
  .logo small{display:none}
}
/* buttons */
.btns{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.btn{display:inline-flex;align-items:center;gap:9px;padding:14px 24px;border-radius:12px;font-weight:700;
  font-size:15px;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:.2s;font-family:inherit}
.btn-primary{background:var(--grad);color:#07131a;box-shadow:0 10px 30px rgba(56,189,248,.22)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 36px rgba(56,189,248,.32)}
.btn-ghost{border-color:var(--line);color:var(--txt);background:rgba(148,163,255,.05)}
.btn-ghost:hover{border-color:var(--acc);color:var(--acc)}
.btn-lg{padding:16px 30px;font-size:16px}
/* hero */
.hero{padding:84px 0 64px;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;inset:-30% -10% auto auto;width:600px;height:600px;
  background:radial-gradient(circle,var(--glow1,rgba(56,189,248,.16)),transparent 65%);pointer-events:none}
.hero:after{content:"";position:absolute;inset:auto auto -45% -12%;width:560px;height:560px;
  background:radial-gradient(circle,var(--glow2,rgba(94,234,212,.13)),transparent 65%);pointer-events:none}
.hero .wrap{position:relative;z-index:2}
.tag{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);background:rgba(94,234,212,.07);
  color:var(--acc);font-size:13px;font-weight:600;padding:7px 15px;border-radius:100px;margin-bottom:22px}
.tag .dot{width:7px;height:7px;border-radius:50%;background:var(--acc);box-shadow:0 0 10px var(--acc)}
h1{font-size:clamp(30px,5.2vw,54px);line-height:1.12;font-weight:850;letter-spacing:-.5px;max-width:900px}
h1 span{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.sub{color:var(--muted);font-size:clamp(16px,2vw,19px);max-width:760px;margin-top:20px}
.hero-foot{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:18px;margin-top:48px;
  padding-top:30px;border-top:1px solid var(--line)}
.hero-foot div{font-size:13.5px;color:var(--muted)}
.hero-foot b{display:block;color:var(--txt);font-size:16px;margin-bottom:3px;font-weight:700}
/* sections */
section{padding:74px 0}
section.alt{background:linear-gradient(180deg,var(--bg2),var(--bg))}
.kicker{color:var(--acc);font-size:12.5px;font-weight:800;letter-spacing:2.6px;text-transform:uppercase;margin-bottom:14px}
h2{font-size:clamp(24px,3.6vw,38px);line-height:1.18;font-weight:800;letter-spacing:-.3px;max-width:820px}
h3{font-size:19px;font-weight:750;letter-spacing:-.2px}
.lead{color:var(--muted);font-size:16.5px;max-width:820px;margin-top:16px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:18px;margin-top:36px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px 24px;transition:.2s}
.card:hover{border-color:rgba(94,234,212,.4);transform:translateY(-3px)}
.card .ic{width:48px;height:48px;border-radius:13px;background:rgba(94,234,212,.1);display:grid;place-items:center;
  font-size:22px;margin-bottom:16px}
.card h3{margin-bottom:9px}
.card p{color:var(--muted);font-size:14.8px}
.card ul{margin:12px 0 0 18px;color:var(--muted);font-size:14.6px}
.card li{margin-bottom:7px}
/* lists */
.checklist{list-style:none;margin-top:18px}
.checklist li{position:relative;padding-left:28px;margin-bottom:11px;color:var(--muted);font-size:15.2px}
.checklist li:before{content:"✓";position:absolute;left:0;top:-1px;color:var(--acc);font-weight:800}
.checklist li b{color:var(--txt);font-weight:650}
/* band */
.band{background:linear-gradient(135deg,var(--card),var(--card2));border:1px solid var(--line);
  border-radius:22px;padding:32px 30px;margin-top:36px}
.band ul{list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:12px;margin-top:18px}
.band li{position:relative;padding-left:26px;color:var(--muted);font-size:15px}
.band li:before{content:"→";position:absolute;left:0;color:var(--acc);font-weight:800}
/* steps */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px;margin-top:36px;counter-reset:s}
.step{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px 24px;position:relative}
.step:before{counter-increment:s;content:counter(s);position:absolute;top:-14px;left:24px;width:34px;height:34px;
  border-radius:10px;background:var(--grad);color:#07131a;font-weight:900;display:grid;place-items:center;font-size:16px}
.step h3{margin:12px 0 8px}
.step p{color:var(--muted);font-size:14.8px}
/* table */
.table-wrap{margin-top:30px;overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:var(--card)}
table{width:100%;border-collapse:collapse;font-size:14.8px;min-width:620px}
th,td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--line)}
th{background:rgba(148,163,255,.05);font-size:12.5px;text-transform:uppercase;letter-spacing:1.2px;color:var(--muted);font-weight:700}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover{background:rgba(94,234,212,.04)}
td b{color:var(--acc)}
/* prices */
.price-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;margin-top:36px}
.price{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px 24px}
.price .val{font-size:34px;font-weight:850;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:-1px}
.price .val small{font-size:15px;color:var(--muted);-webkit-text-fill-color:var(--muted);font-weight:600}
.price h3{margin-bottom:6px}
.price p{color:var(--muted);font-size:14.4px;margin-top:10px}
.price .pill{display:inline-block;margin-top:14px;font-size:12.5px;color:var(--acc);border:1px solid var(--line);
  border-radius:100px;padding:5px 12px}
/* kpi */
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-top:26px}
.kpi{background:rgba(148,163,255,.04);border:1px solid var(--line);border-radius:14px;padding:18px}
.kpi span{display:block;color:var(--muted);font-size:12.6px;text-transform:uppercase;letter-spacing:1px}
.kpi b{display:block;font-size:24px;font-weight:850;margin:5px 0 3px}
.kpi small{color:var(--muted);font-size:12.6px}
.kpi b.gold{color:var(--gold)}.kpi b.up{color:var(--ok)}.kpi b.down{color:var(--danger)}
/* forms */
.form-card{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:32px 30px}
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;margin-top:22px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
label{font-size:13px;color:var(--muted);font-weight:600}
input,select,textarea{background:#0d1428;border:1px solid var(--line);color:var(--txt);border-radius:11px;
  padding:13px 15px;font-size:15px;font-family:inherit;transition:.2s;width:100%}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--acc);box-shadow:0 0 0 3px rgba(94,234,212,.12)}
textarea{min-height:110px;resize:vertical}
.form-note{color:var(--muted);font-size:12.8px;margin-top:14px}
.ok-msg{display:none;background:rgba(52,211,153,.1);border:1px solid rgba(52,211,153,.35);color:var(--ok);
  border-radius:12px;padding:16px 18px;margin-top:18px;font-size:15px}
.err-msg{display:none;background:rgba(251,113,133,.1);border:1px solid rgba(251,113,133,.35);color:var(--danger);
  border-radius:12px;padding:16px 18px;margin-top:18px;font-size:15px}
/* contacts */
.contacts{display:flex;gap:16px;flex-wrap:wrap;margin-top:28px}
.contact{display:flex;align-items:center;gap:13px;background:rgba(20,29,54,.65);border:1px solid var(--line);
  border-radius:14px;padding:15px 20px;text-decoration:none;transition:.2s;min-width:250px}
.contact:hover{border-color:var(--acc)}
.contact .ic{width:40px;height:40px;border-radius:11px;background:rgba(94,234,212,.12);display:grid;place-items:center;font-size:18px;flex:0 0 auto}
.contact b{display:block;font-size:15.5px}
.contact span{color:var(--muted);font-size:13.4px}
.contact span.hl{color:var(--acc)}
/* cta */
.cta{text-align:center;background:linear-gradient(180deg,var(--card),var(--bg2));border:1px solid var(--line);
  border-radius:24px;padding:56px 30px;margin:20px 0 0}
.cta h2{margin:0 auto 14px}
.cta .lead{margin:0 auto;max-width:640px}
.cta .btns{justify-content:center}
/* misc */
.cities{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px}
.cities span{border:1px solid var(--line);border-radius:100px;padding:8px 15px;font-size:14px;color:var(--muted);
  background:rgba(148,163,255,.04)}
.cities span b{color:var(--txt);font-weight:650}
.two-col{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:26px;align-items:start;margin-top:34px}
.note{background:rgba(94,234,212,.06);border:1px solid rgba(94,234,212,.28);border-radius:16px;padding:20px 22px;margin-top:22px;
  font-size:14.6px;color:var(--txt)}
.note b{color:var(--acc)}
footer{border-top:1px solid var(--line);padding:34px 0;color:var(--muted);font-size:13.8px;margin-top:20px}
footer .wrap{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;align-items:center}
footer a{color:var(--muted);text-decoration:none}
footer a:hover{color:var(--acc)}
/* без JS и в любом сбое контент виден полностью — анимация только декоративная */
.fade{transition:.6s}
html.js .fade.in{opacity:1;transform:none}
@media print{header,footer,.btns{display:none}}