:root{
  --paper:#F4F6F9;
  --ink:#101B33;
  --ink-2:#4C5566;
  --line:#D6DBE4;
  --panel:#FFFFFF;
  --brand:#101B33;
  --cable:#2447FF;
  --cable-soft:#DCE3FF;
  --ok:#1E8A5A;
  --danger:#D6362B;
  --maxw:720px;
}
/* Тёмная тема Telegram: app.js подставляет цвета из Telegram.WebApp.themeParams */
body.tg-dark{
  --paper:var(--tg-bg,#17212B);
  --panel:var(--tg-secondary-bg,#232E3C);
  --ink:var(--tg-text,#FFFFFF);
  --ink-2:var(--tg-hint,#A3B1C1);
  --line:rgba(255,255,255,.14);
  --cable-soft:rgba(36,71,255,.28);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  font-family:"Golos Text",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--paper);color:var(--ink);line-height:1.5;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
:focus-visible{outline:3px solid var(--cable);outline-offset:3px;border-radius:4px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 18px}

/* ---------- header ---------- */
header{position:sticky;top:0;z-index:10;background:var(--paper);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:56px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:-.01em}
.logo i{width:26px;height:26px;border-radius:8px;background:var(--brand);display:inline-block;position:relative}
.logo i::after{content:"";position:absolute;left:6px;right:6px;top:12px;height:2px;background:var(--cable);border-radius:2px}
.price-tag{font-weight:600;font-size:15px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;width:100%;
  height:52px;padding:0 22px;border-radius:12px;font-weight:600;font-size:16px;font-family:inherit;
  border:1px solid transparent;cursor:pointer;transition:background .15s,transform .05s;
}
.btn:active{transform:translateY(1px)}
.btn:disabled{opacity:.6;cursor:default}
.btn-primary{background:var(--cable);color:#fff}
.btn-primary:hover{background:#1A38D6}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}

/* ---------- hero ---------- */
.hero{padding:36px 0 28px}
h1{font-size:clamp(30px,8vw,42px);line-height:1.06;letter-spacing:-.03em;font-weight:800}
.lead{margin-top:16px;font-size:18px;color:var(--ink-2)}
.lead b{color:var(--ink);font-weight:600}
.hero-cta{margin-top:24px;display:grid;gap:10px}
.hero-note{margin-top:14px;font-size:14px;color:var(--ink-2)}
.hero-note strong{color:var(--ink);font-weight:600}

/* phones + cable illustration */
.transfer{position:relative;height:250px;max-width:340px;margin:34px auto 0}
.phone{
  position:absolute;width:108px;height:216px;border-radius:24px;
  background:var(--panel);border:2px solid var(--ink);box-shadow:0 20px 40px -24px rgba(16,27,51,.35);
  padding:12px 9px;
}
.phone.old{left:0;top:16px;transform:rotate(-4deg)}
.phone.new{right:0;top:0;transform:rotate(3deg)}
.phone .island{width:34px;height:7px;border-radius:7px;background:var(--ink);margin:0 auto 12px}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}
.app{aspect-ratio:1;border-radius:6px;background:var(--cable-soft)}
.app.ink{background:var(--ink)}
.app.cab{background:var(--cable)}
.app.ghost{background:transparent;border:1.5px dashed var(--line)}
.phone .label{position:absolute;left:0;right:0;bottom:-28px;text-align:center;font-size:12px;color:var(--ink-2)}
.cable{position:absolute;left:108px;right:108px;top:108px;height:6px}
.cable svg{width:100%;height:60px;overflow:visible;display:block;margin-top:-27px}
.cable .dot{fill:var(--cable)}
.cable .wire{stroke:var(--cable);stroke-width:3;fill:none;stroke-dasharray:6 8}
@media (prefers-reduced-motion:no-preference){
  .cable .wire{animation:flow 1.6s linear infinite}
  @keyframes flow{to{stroke-dashoffset:-28}}
}

/* ---------- sections ---------- */
section{padding:40px 0}
section + section{border-top:1px solid var(--line)}
h2{font-size:clamp(24px,6.5vw,30px);letter-spacing:-.025em;line-height:1.12;font-weight:800}
.sub{margin-top:12px;font-size:16px;color:var(--ink-2)}

.steps{margin-top:24px;display:grid;gap:14px}
.step{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:22px}
.step .n{
  width:36px;height:36px;border-radius:50%;background:var(--brand);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:16px
}
.step h3{margin-top:14px;font-size:20px;letter-spacing:-.02em;font-weight:700}
.step p{margin-top:10px;color:var(--ink-2);font-size:15.5px}
.steps-after{margin-top:18px;font-size:17px;font-weight:500}
.steps-after span{color:var(--ink-2);font-weight:400}

.feat{margin-top:24px;display:grid;gap:18px}
.f{padding-top:18px;border-top:3px solid var(--ink)}
.f:nth-child(2){border-top-color:var(--cable)}
.f:nth-child(3){border-top-color:var(--ok)}
.f h3{font-size:19px;letter-spacing:-.02em;font-weight:700}
.f p{margin-top:8px;color:var(--ink-2)}
.again{margin-top:26px;font-size:19px;font-weight:600;letter-spacing:-.01em}

.guarantee{background:var(--brand);color:#fff;border-top:none}
.guarantee h2{color:#fff}
.guarantee .box{margin-top:22px;border:1px solid rgba(255,255,255,.18);border-radius:16px;padding:22px;display:grid;gap:16px}
.guarantee p{color:rgba(255,255,255,.82);font-size:16px}
.guarantee .rule{font-size:19px;line-height:1.35;font-weight:600;color:#fff;letter-spacing:-.01em}
.guarantee .rule em{font-style:normal;color:#9FB0FF}
.guarantee a{color:#9FB0FF;border-bottom:1px solid rgba(159,176,255,.4)}

/* ---------- pricing ---------- */
.card{margin-top:24px;background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:24px 20px}
.card .kind{font-weight:600;color:var(--ink-2);font-size:15px}
.card .amt{margin-top:8px;display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}
.card .amt .now{font-size:52px;font-weight:800;letter-spacing:-.04em;line-height:1}
.card .amt .then{font-size:17px;color:var(--ink-2)}
.card .amt .then s{text-decoration-color:var(--cable);text-decoration-thickness:2px}
.card ul{list-style:none;margin-top:20px;display:grid;gap:10px}
.card li{display:flex;gap:10px;align-items:flex-start;font-size:15.5px}
.card li::before{
  content:"";flex:none;width:20px;height:20px;border-radius:50%;margin-top:2px;
  background:var(--cable-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10.5l3 3 7-7' fill='none' stroke='%232447FF' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/20px no-repeat
}
.form{margin-top:22px;padding-top:20px;border-top:1px solid var(--line);display:grid;gap:10px}
.form label{font-size:14px;font-weight:600}
.form input{
  width:100%;height:52px;border:1px solid var(--line);border-radius:12px;padding:0 14px;
  font:inherit;font-size:16px;background:var(--paper);color:var(--ink)
}
.form input:focus{outline:none;border-color:var(--cable);box-shadow:0 0 0 3px var(--cable-soft)}
.form input.invalid{border-color:var(--danger);box-shadow:0 0 0 3px rgba(214,54,43,.15)}
.form .hint{font-size:13px;color:var(--danger);display:none}
.form .hint.show{display:block}
.form small{color:var(--ink-2);font-size:13px;text-align:center}
.status{margin-top:12px;font-size:14px;color:var(--ok);display:none}
.status.show{display:block}
.status.error{color:var(--danger)}
.card .terms{margin-top:20px;padding-top:16px;border-top:1px solid var(--line);color:var(--ink-2);font-size:14px;display:flex;flex-wrap:wrap;gap:6px 18px}

.deadline{margin-top:16px;border-radius:18px;padding:22px 20px;background:var(--cable);color:#fff}
.deadline .big{font-size:24px;font-weight:800;letter-spacing:-.03em;line-height:1.1}
.deadline p{margin-top:10px;color:rgba(255,255,255,.85);font-size:15px}
.deadline .cmp{margin-top:16px;display:grid;grid-template-columns:1fr 1fr;gap:10px}
.deadline .cmp div{background:rgba(255,255,255,.12);border-radius:12px;padding:12px 14px}
.deadline .cmp b{display:block;font-size:22px;font-weight:800;letter-spacing:-.02em}
.deadline .cmp span{font-size:13px;color:rgba(255,255,255,.8)}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line);padding:24px 0 40px;color:var(--ink-2);font-size:13px}
footer .row{display:grid;gap:6px}

/* ---------- payment overlay (форма lava.top внутри Mini App) ---------- */
.pay{position:fixed;inset:0;z-index:50;background:var(--paper);display:flex;flex-direction:column}
.pay-bar{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;border-bottom:1px solid var(--line);font-weight:600;flex:none}
.pay-close{font:inherit;font-weight:600;background:transparent;border:1px solid var(--line);border-radius:8px;padding:6px 12px;color:var(--ink);cursor:pointer}
.pay-note{flex:none;padding:8px 14px calc(8px + env(safe-area-inset-bottom));font-size:13px;color:var(--ink-2);text-align:center}
.pay-note a{color:var(--cable);text-decoration:underline}
.pay-result{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px}
.pay-result .mark{width:64px;height:64px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:30px;font-weight:800;color:#fff;background:var(--ok);margin-bottom:16px}
.pay-result .mark.bad{background:var(--danger)}
.pay-result .mark.wait{background:var(--cable)}
.pay-result h2{font-size:24px;max-width:none}
.pay-result p{margin-top:10px;color:var(--ink-2)}
.pay-result .btn{margin-top:20px;max-width:320px}

/* ---------- success / fail pages ---------- */
.result{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:28px 18px;text-align:center}
.result .box{max-width:420px;width:100%;background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:32px 24px}
.result .mark{width:64px;height:64px;border-radius:50%;margin:0 auto 18px;display:flex;align-items:center;justify-content:center;font-size:30px;font-weight:800;color:#fff;background:var(--ok)}
.result .mark.bad{background:var(--danger)}
.result h1{font-size:26px}
.result p{margin-top:12px;color:var(--ink-2)}
.result .btn{margin-top:22px}