:root{
  --bg:#151c23; --panel:#1d262f; --panel-2:#18212a; --line:#2c3743;
  --text:#e8edf6; --muted:#94a3b8; --dim:#64748b;
  --accent:#3bb6b8; --accent-ink:#06191a; --ok:#34d399; --bad:#fb7185;
  --radius:16px; --maxw:1080px;
}
*{box-sizing:border-box}
[hidden]{display:none !important}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--text);
  font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{line-height:1.2;margin:0 0 .4em;font-weight:650;letter-spacing:-.01em}
h1{font-size:clamp(30px,5vw,46px)}
h2{font-size:clamp(22px,3.2vw,30px)}
img{max-width:100%}
code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.9em}

/* header / footer */
.site-header{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  max-width:var(--maxw);margin:0 auto;padding:16px 20px 0;
}
.logo{display:flex;align-items:center;gap:12px;color:var(--text);font-weight:700;font-size:20px;letter-spacing:.2px}
.logo:hover{text-decoration:none}
.logo-emblem{height:120px;width:auto;display:block}
@media (max-width:640px){.logo-emblem{height:92px}}

.site-header nav{display:flex;gap:20px;align-items:center;flex-wrap:wrap}
.site-header nav a{color:var(--muted);font-size:15px}
.site-header nav a:hover{color:var(--text);text-decoration:none}
.site-header nav a.ghost{
  border:1px solid var(--line);padding:7px 14px;border-radius:9px;color:var(--text);
}
.site-footer{
  max-width:var(--maxw);margin:64px auto 0;padding:24px 20px 40px;
  border-top:1px solid var(--line);display:flex;justify-content:space-between;
  gap:16px;flex-wrap:wrap;color:var(--dim);font-size:14px;
}
.footer-links{display:flex;gap:18px;flex-wrap:wrap}
.footer-links a{color:var(--dim)}

main{max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* hero */
.hero{padding:56px 0 24px;max-width:720px}
.lead{color:var(--muted);font-size:clamp(16px,2vw,18px);margin:0 0 22px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:28px}
.hero-facts{
  display:flex;gap:26px;flex-wrap:wrap;list-style:none;padding:0;margin:0;
  color:var(--muted);font-size:14px;
}
.hero-facts b{color:var(--text);font-weight:600}

/* sections */
.section{padding:52px 0;scroll-margin-top:24px}
.section-sub{color:var(--muted);margin:-6px 0 26px;max-width:640px}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;border-radius:11px;padding:13px 22px;font:inherit;font-weight:600;font-size:15px;
  cursor:pointer;transition:transform .12s ease,filter .12s ease,background .12s ease;
}
.btn:hover{text-decoration:none;filter:brightness(1.07)}
.btn:active{transform:translateY(1px)}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn-primary{background:var(--accent);color:var(--accent-ink)}
.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--line)}
.btn-block{width:100%}
.linklike{background:0;border:0;color:var(--accent);font:inherit;cursor:pointer;padding:0}

/* plans */
.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}
.plan{
  position:relative;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);padding:24px 22px;display:flex;flex-direction:column;
}
.plan-featured{border-color:rgba(59,182,184,.45);box-shadow:0 0 0 1px rgba(59,182,184,.12)}
.plan-badge{
  position:absolute;top:-10px;left:22px;background:var(--accent);color:var(--accent-ink);
  font-size:12px;font-weight:650;padding:4px 10px;border-radius:999px;
}
.plan h3{font-size:17px;color:var(--muted);font-weight:550;margin-bottom:10px}
.plan-price{display:flex;align-items:baseline;gap:4px}
.plan-price .amount{font-size:36px;font-weight:680;letter-spacing:-.02em}
.plan-price .cur{font-size:19px;color:var(--muted)}
.plan-permonth{color:var(--dim);font-size:14px;margin-top:2px}
.plan-features{list-style:none;padding:0;margin:18px 0 22px;color:var(--muted);font-size:14.5px;flex:1}
.plan-features li{padding:5px 0 5px 20px;position:relative}
.plan-features li::before{
  content:"";position:absolute;left:2px;top:12px;width:7px;height:7px;border-radius:50%;
  background:var(--line);
}
.plan-features li.accent{color:var(--accent)}
.plan-features li.accent::before{background:var(--accent)}

/* steps + faq */
.steps{counter-reset:s;list-style:none;padding:0;margin:0;max-width:700px}
.steps li{
  counter-increment:s;position:relative;padding:14px 0 14px 46px;
  border-top:1px solid var(--line);color:var(--muted);
}
.steps li:first-child{border-top:0}
.steps li b{color:var(--text);font-weight:600}
.steps li::before{
  content:counter(s);position:absolute;left:0;top:14px;width:28px;height:28px;
  display:grid;place-items:center;border-radius:9px;background:var(--panel);
  border:1px solid var(--line);color:var(--accent);font-size:13px;font-weight:650;
}
.faq{max-width:760px}
.faq details{border-top:1px solid var(--line);padding:4px 0}
.faq details:first-child{border-top:0}
.faq summary{cursor:pointer;padding:14px 0;font-weight:550;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";float:right;color:var(--dim);font-weight:400}
.faq details[open] summary::after{content:"−"}
.faq p{margin:0 0 16px;color:var(--muted)}

/* modal */
.modal{position:fixed;inset:0;z-index:50;display:grid;place-items:center;padding:20px}
.modal-backdrop{position:absolute;inset:0;background:rgba(3,7,18,.72);backdrop-filter:blur(3px)}
.modal-card{
  position:relative;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);padding:28px;width:100%;max-width:420px;
  box-shadow:0 40px 80px -30px rgba(0,0,0,.8);
}
.modal-close{
  position:absolute;top:12px;right:14px;background:0;border:0;color:var(--dim);
  font-size:26px;line-height:1;cursor:pointer;
}
.modal-plan{color:var(--muted);margin:0 0 18px}
.modal-plan b{color:var(--text)}
label{display:block;font-size:13px;color:var(--muted);margin-bottom:7px}
input[type=email],input[type=text]{
  width:100%;background:var(--panel-2);border:1px solid var(--line);border-radius:10px;
  padding:13px 14px;color:var(--text);font:inherit;font-size:15px;
}
input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(59,182,184,.14)}
.hint{color:var(--dim);font-size:13px;margin:8px 0 16px}
.hint.center{text-align:center}
.error{
  background:rgba(251,113,133,.1);border:1px solid rgba(251,113,133,.35);color:#fecdd3;
  border-radius:10px;padding:11px 13px;font-size:14px;margin-bottom:14px;
}

/* order page */
.order-section{max-width:640px;margin:0 auto;text-align:center;padding-top:56px}
.order-state h2{margin-top:18px}
.order-state .lead{margin-left:auto;margin-right:auto}
.spinner{
  width:40px;height:40px;margin:0 auto;border-radius:50%;
  border:3px solid var(--line);border-top-color:var(--accent);animation:spin .9s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}
.ok-mark,.fail-mark{
  width:52px;height:52px;margin:0 auto;border-radius:50%;display:grid;place-items:center;
  font-size:26px;font-weight:700;
}
.ok-mark{background:rgba(52,211,153,.14);color:var(--ok);border:1px solid rgba(52,211,153,.4)}
.fail-mark{background:rgba(251,113,133,.12);color:var(--bad);border:1px solid rgba(251,113,133,.4)}

.sub-box{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;margin:26px 0 20px;text-align:left;
}
.sub-row{display:flex;gap:10px;flex-wrap:wrap}
.sub-row input{
  flex:1 1 240px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;
  color:var(--accent);
}
.sub-box .hint{margin-bottom:0}

.import-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-bottom:22px}
.app-btn{
  background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px;
  display:flex;flex-direction:column;gap:3px;color:var(--text);text-align:left;
}
.app-btn:hover{border-color:rgba(59,182,184,.45);text-decoration:none}
.app-btn b{font-size:15px;font-weight:600}
.app-btn span{color:var(--dim);font-size:12.5px}

.qr-details{
  border:1px solid var(--line);border-radius:12px;padding:0 16px;margin-bottom:22px;
  background:var(--panel);
}
.qr-details summary{cursor:pointer;padding:14px 0;color:var(--muted);list-style:none}
.qr-details summary::-webkit-details-marker{display:none}
.qr-details img{background:#fff;border-radius:10px;padding:10px;margin-bottom:6px}

/* prose */
.prose{max-width:720px}
.prose h2{font-size:20px;margin-top:32px}
.prose p{color:var(--muted)}

@media (max-width:760px){@media (max-width:640px){
  .site-header{flex-direction:column;align-items:flex-start;gap:12px}
  .hero{padding-top:32px}
  .section{padding:38px 0}
}

.word-value{
  font-size:22px;font-weight:650;letter-spacing:.01em;color:var(--accent);
  padding:10px 0 2px;
}

.check-code{color:var(--dim);letter-spacing:.02em}

/* описание услуги: нужно и человеку, и проверке платёжной системы */
.about{
  margin-top:22px;
  max-width:62ch;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.about p{
  margin:0;
  font-size:15px;
  line-height:1.6;
  color:var(--muted, #8fa1b3);
}

/* привязка заказа к телеграму */
.tg-link{
  margin:22px 0 0;
  padding:16px 18px;
  border:1px solid var(--line, #1f2a37);
  border-radius:14px;
  display:flex;
  flex-direction:column;
  gap:12px;
  align-items:flex-start;
}
.tg-link p{margin:0;font-size:14.5px;line-height:1.5;color:var(--muted, #8fa1b3)}

/* --- ожидание оплаты: возврат на страницу должен быть очевидным --- */
.pay-cta{margin:22px auto 0;max-width:420px}
.pay-cta .lead{margin-bottom:14px}
.btn-pay{display:inline-block;padding:14px 30px;font-size:17px}
.back-note{
  margin:26px auto 0;max-width:460px;padding:14px 18px;
  border:1px solid var(--line);border-radius:12px;
  font-size:14px;line-height:1.5;text-align:left
}
.back-note b{display:block;margin-bottom:4px}

/* --- выбор способа оплаты в модалке --- */
.pm-label{display:block;margin-top:16px}
.pm-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:8px 0 4px;align-items:stretch}
.pm{display:block}
.pm input{position:absolute;opacity:0;width:0;height:0}
.pm-box{
  display:block;height:100%;box-sizing:border-box;padding:11px 13px;border:1px solid var(--line);border-radius:12px;
  cursor:pointer;transition:border-color .15s,background .15s
}
.pm-box b{display:block;font-size:15px}
.pm-box small{display:block;margin-top:2px;font-size:12px;opacity:.65;line-height:1.35}
.pm-box:hover{border-color:var(--accent)}
.pm input:checked + .pm-box{border-color:var(--accent);background:rgba(255,255,255,.04)}
.pm input:focus-visible + .pm-box{outline:2px solid var(--accent);outline-offset:2px}
@media (max-width:420px){.pm-grid{grid-template-columns:1fr}}