:root{
  --ink:#0b0e0b; --ink2:#0f1310; --panel:#141815; --panel2:#1a1f1b; --line:#28302a; --line2:#39443b;
  --cream:#e9eee7; --mute:#b3bdb3; --mute2:#8b958c;
  --acid:#a9bea5; --acid-soft:rgba(169,190,165,.12); --ember:#d89579; --ice:#9ad7ff; --gold:#ffd68a;
  --radius:16px;
  --wrap:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--ink);color:var(--cream);
  font:16px/1.6 "Segoe UI",system-ui,-apple-system,"Helvetica Neue",sans-serif;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
a{color:var(--acid);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 22px}
.mono{font-family:ui-monospace,"Cascadia Code",Consolas,monospace}
.muted{color:var(--mute2)}

/* ---------- шапка ---------- */
header.site{
  position:sticky;top:0;z-index:50;
  background:rgba(11,14,11,.86);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;gap:16px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.02em;color:var(--cream);text-decoration:none}
.brand:hover{text-decoration:none}
.mark{
  width:34px;height:34px;border-radius:10px;border:1px solid var(--acid);
  display:grid;place-items:center;color:var(--acid);font-weight:800;background:var(--panel2);flex:none;
}
.brand small{display:block;font-weight:400;font-size:11px;color:var(--mute2);letter-spacing:0;line-height:1.2}
.nav nav{display:flex;gap:20px;margin-left:auto;font-size:14.5px}
.nav nav a{color:var(--mute)}
.nav nav a:hover{color:var(--cream);text-decoration:none}
.nav .cta{display:flex;gap:8px;margin-left:8px}
@media (max-width:860px){ .nav nav{display:none} }

/* ---------- кнопки ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:12px;border:1px solid var(--line2);background:var(--panel2);color:var(--cream);
  font:inherit;font-size:15px;font-weight:550;padding:11px 20px;cursor:pointer;
  transition:transform .12s ease,filter .15s ease,border-color .15s ease;white-space:nowrap;text-decoration:none;
}
.btn:hover{border-color:#4b574d;text-decoration:none}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--acid);border-color:var(--acid);color:#0a0d08;font-weight:700}
.btn.primary:hover{filter:brightness(1.06)}
.btn.ghost{background:transparent}
.btn.big{font-size:16.5px;padding:15px 28px;border-radius:14px}
.btn.block{width:100%}
.btn[disabled]{opacity:.55;cursor:not-allowed}

/* ---------- общие блоки ---------- */
section{padding:72px 0}
section.tight{padding:48px 0}
.kicker{
  font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--acid);
  font-weight:700;margin:0 0 14px;
}
h1,h2,h3{letter-spacing:-.02em;line-height:1.1;margin:0 0 16px}
h1{font-size:clamp(34px,5.4vw,62px);font-weight:800}
h2{font-size:clamp(26px,3.4vw,40px);font-weight:750}
h3{font-size:19px;font-weight:700;letter-spacing:-.01em}
p.lead{font-size:clamp(16px,1.6vw,19px);color:var(--mute);max-width:62ch}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
@media (max-width:900px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.g2,.g3,.g4{grid-template-columns:1fr}}

/* ---------- герой ---------- */
.hero{position:relative;padding:84px 0 60px;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:-20% -10% auto -10%;height:70%;
  background:radial-gradient(60% 60% at 30% 10%,rgba(169,190,165,.16),transparent 70%),
             radial-gradient(50% 50% at 80% 0%,rgba(154,215,255,.10),transparent 70%);
  pointer-events:none;
}
.hero .wrap{position:relative}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
@media (max-width:960px){.hero-grid{grid-template-columns:1fr;gap:32px}}
.badge{
  display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line2);
  background:var(--panel);border-radius:999px;padding:6px 13px;font-size:12.5px;color:var(--mute);margin-bottom:22px;
}
.dot{width:7px;height:7px;border-radius:50%;background:var(--acid);box-shadow:0 0 0 3px rgba(169,190,165,.16)}
.hero p.lead{margin-top:0}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.hero-facts{display:flex;gap:26px;flex-wrap:wrap;margin-top:34px;padding-top:24px;border-top:1px solid var(--line)}
.hero-facts div b{display:block;font-size:21px;letter-spacing:-.02em}
.hero-facts div span{font-size:12px;color:var(--mute2);text-transform:uppercase;letter-spacing:.08em}

/* макет окна программы */
.mock{
  border:1px solid var(--line2);border-radius:18px;background:linear-gradient(180deg,#121613,#0d100e);
  box-shadow:0 30px 80px -30px rgba(0,0,0,.9), inset 0 1px 0 rgba(255,255,255,.04);
  overflow:hidden;
}
.mock .bar{display:flex;align-items:center;gap:6px;padding:10px 14px;border-bottom:1px solid var(--line);background:var(--panel2)}
.mock .bar i{width:9px;height:9px;border-radius:50%;background:#39443b;display:block}
.mock .bar span{margin-left:10px;font-size:11.5px;color:var(--mute2)}
.mock .body{padding:14px;display:grid;grid-template-columns:1fr 200px;gap:12px;min-height:270px}
@media (max-width:520px){.mock .body{grid-template-columns:1fr}.mock .side{display:none}}
.preview{
  border-radius:12px;border:1px solid var(--line);
  background:linear-gradient(140deg,#1b2420,#0e120f 60%,#161d19);
  position:relative;display:grid;place-items:center;min-height:190px;
}
.preview::after{
  content:"";width:54px;height:54px;border-radius:50%;border:1px solid rgba(233,238,231,.5);
  background:rgba(233,238,231,.07);position:absolute;
}
.tl{position:absolute;left:12px;right:12px;bottom:12px;display:grid;gap:5px}
.tl div{height:6px;border-radius:3px;background:rgba(169,190,165,.22)}
.tl div:nth-child(1){width:88%}
.tl div:nth-child(2){width:64%;background:rgba(154,215,255,.25)}
.tl div:nth-child(3){width:76%}
.side{border-left:1px solid var(--line);padding-left:12px;font-size:11px;color:var(--mute2)}
.side b{color:var(--cream);font-size:11.5px;display:block;margin-bottom:8px;letter-spacing:.04em}
.side .line{display:flex;justify-content:space-between;padding:5px 0;border-bottom:1px solid rgba(40,48,42,.7)}

/* ---------- таблица возможностей ---------- */
.feature{display:flex;gap:14px;align-items:flex-start}
.feature .ico{
  width:38px;height:38px;border-radius:11px;border:1px solid var(--line2);background:var(--panel2);
  display:grid;place-items:center;color:var(--acid);flex:none;
}
.feature .ico svg{width:19px;height:19px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.feature h3{margin:0 0 5px;font-size:16.5px}
.feature p{margin:0;color:var(--mute);font-size:14.5px;line-height:1.55}

/* ---------- честность ---------- */
.honest{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media (max-width:820px){.honest{grid-template-columns:1fr}}
.honest .card h3{display:flex;align-items:center;gap:9px}
.honest ul{margin:0;padding-left:20px;color:var(--mute);font-size:14.5px}
.honest li{margin-bottom:7px}
.yes h3{color:var(--acid)}
.no h3{color:var(--ember)}

/* ---------- шаги ---------- */
.steps{counter-reset:step;display:grid;gap:14px;grid-template-columns:repeat(3,1fr)}
@media (max-width:820px){.steps{grid-template-columns:1fr}}
.step{position:relative;padding-top:8px}
.step .num{
  font-family:ui-monospace,Consolas,monospace;font-size:12px;color:var(--acid);
  border:1px solid var(--line2);border-radius:999px;padding:3px 10px;display:inline-block;margin-bottom:12px;
}
.step h3{margin-bottom:6px}
.step p{margin:0;color:var(--mute);font-size:14.5px}

/* ---------- тарифы ---------- */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;align-items:stretch}
@media (max-width:900px){.plans{grid-template-columns:1fr}}
.plan{
  position:relative;border:1px solid var(--line);background:var(--panel);border-radius:18px;
  padding:26px 24px;display:flex;flex-direction:column;
}
.plan.hot{border-color:rgba(169,190,165,.55);background:linear-gradient(180deg,rgba(169,190,165,.09),var(--panel) 45%)}
.plan .label{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--acid);font-weight:700;margin-bottom:10px}
.plan .price{font-size:40px;font-weight:800;letter-spacing:-.03em;line-height:1}
.plan .price small{font-size:15px;font-weight:500;color:var(--mute2);letter-spacing:0;margin-left:6px}
.plan .term{color:var(--mute2);font-size:13px;margin:8px 0 18px}
.plan ul{list-style:none;margin:0 0 22px;padding:0;flex:1}
.plan li{display:flex;gap:9px;align-items:flex-start;color:var(--mute);font-size:14.5px;padding:6px 0}
.plan li svg{width:16px;height:16px;flex:none;margin-top:3px;stroke:var(--acid);fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.plan .pick{position:absolute;top:-11px;right:20px;background:var(--acid);color:#0a0d08;font-size:11px;font-weight:800;letter-spacing:.07em;text-transform:uppercase;border-radius:999px;padding:4px 11px}
.plan .btn{width:100%}

/* ---------- покупка ---------- */
.buy-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:start}
@media (max-width:940px){.buy-grid{grid-template-columns:1fr}}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px}
@media (max-width:560px){.form-row{grid-template-columns:1fr}}
label.f{display:block;font-size:12.5px;color:var(--mute);margin-bottom:5px}
input.f,select.f,textarea.f{
  width:100%;background:#0a0d0a;border:1px solid var(--line);border-radius:11px;color:var(--cream);
  padding:12px 13px;font:inherit;font-size:15px;outline:none;transition:border-color .15s;
}
input.f:focus,select.f:focus,textarea.f:focus{border-color:var(--acid)}
.hint{font-size:12.5px;color:var(--mute2);margin-top:-4px;margin-bottom:12px}
.summary{border:1px solid var(--line);border-radius:16px;background:var(--panel);padding:20px;position:sticky;top:84px}
.summary .line{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px solid rgba(40,48,42,.8);font-size:14.5px;color:var(--mute)}
.summary .line:last-of-type{border-bottom:none}
.summary .total{display:flex;justify-content:space-between;align-items:baseline;margin:14px 0 16px;font-size:15px}
.summary .total b{font-size:31px;letter-spacing:-.03em}
.note{border:1px solid rgba(169,190,165,.3);background:var(--acid-soft);border-radius:12px;padding:12px 14px;font-size:13.5px;color:var(--mute);margin-top:14px}
.note.warn{border-color:rgba(216,149,121,.4);background:rgba(216,149,121,.09);color:#f0d3c6}
.key{
  border:1px dashed var(--line2);border-radius:12px;padding:14px;background:#0a0d0a;
  font-family:ui-monospace,Consolas,monospace;font-size:16px;letter-spacing:.04em;word-break:break-all;text-align:center;
}

/* ---------- вопросы ---------- */
details.qa{border-bottom:1px solid var(--line);padding:16px 0}
details.qa summary{
  cursor:pointer;font-weight:600;font-size:16px;list-style:none;display:flex;justify-content:space-between;gap:16px;align-items:center;
}
details.qa summary::-webkit-details-marker{display:none}
details.qa summary::after{content:"+";color:var(--acid);font-size:20px;font-weight:400;line-height:1}
details.qa[open] summary::after{content:"–"}
details.qa p{color:var(--mute);font-size:14.5px;margin:10px 0 0;max-width:75ch}

/* ---------- подвал ---------- */
footer.site{border-top:1px solid var(--line);padding:40px 0 60px;color:var(--mute2);font-size:13.5px}
footer.site .cols{display:grid;grid-template-columns:2fr 1fr 1fr;gap:24px;margin-bottom:28px}
@media (max-width:760px){footer.site .cols{grid-template-columns:1fr}}
footer.site a{color:var(--mute)}
footer.site .bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:20px;border-top:1px solid var(--line)}

/* ---------- утилиты ---------- */
.center{text-align:center}
.mt-0{margin-top:0}.mb-0{margin-bottom:0}
.mt-8{margin-top:8px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.mt-32{margin-top:32px}
.hr{height:1px;background:var(--line);border:none;margin:0}
.toast{
  position:fixed;left:50%;bottom:24px;transform:translate(-50%,12px);opacity:0;pointer-events:none;
  background:var(--panel2);border:1px solid var(--line2);border-radius:12px;padding:12px 18px;font-size:14px;
  max-width:min(420px,92vw);z-index:100;transition:.2s;text-align:center;
}
.toast.show{opacity:1;transform:translate(-50%,0)}
.toast.err{border-color:rgba(216,149,121,.55);color:#ffd9c8}

/* Ссылка на Telegram в шапке — чуть заметнее остальных */
.tg-link{color:var(--acid)}