:root{
  --grad:linear-gradient(120deg,#4f8cf7,#8f66d8 51%,#e87a9e);
  --grad-text:linear-gradient(120deg,#5b95f8,#9a72e0 52%,#e0568a);
  --bg:#0a0913; --ink:#fff; --muted:rgba(255,255,255,.66);
  --card:rgba(255,255,255,.05); --line:rgba(255,255,255,.12);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--ink);
  -webkit-font-smoothing:antialiased;overflow-x:hidden}
::selection{background:rgba(143,102,216,.4);color:#fff}
:focus-visible{outline:2px solid #9a72e0;outline-offset:3px;border-radius:4px}

/* film grain — снимает «плоский цифровой» вид, не трогает читаемость */
.grain{position:fixed;inset:0;z-index:60;pointer-events:none;opacity:.04;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
h1,h2,h3{font-family:Unbounded,sans-serif;letter-spacing:-.02em;line-height:1.02}
.grad-text{background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent}
.mark{display:inline-block;width:24px;height:24px;vertical-align:-5px;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cdefs%3E%3ClinearGradient id='g' x1='0' y1='0' x2='1' y2='1'%3E%3Cstop offset='0' stop-color='%234f8cf7'/%3E%3Cstop offset='.52' stop-color='%238f66d8'/%3E%3Cstop offset='1' stop-color='%23e87a9e'/%3E%3C/linearGradient%3E%3C/defs%3E%3Crect width='100' height='100' rx='26' fill='url(%23g)'/%3E%3Crect x='26' y='32' width='48' height='9' rx='4.5' fill='%23fff'/%3E%3Crect x='26' y='46' width='48' height='9' rx='4.5' fill='%23fff'/%3E%3Crect x='26' y='60' width='28' height='9' rx='4.5' fill='%23fff' opacity='.55'/%3E%3C/svg%3E") center/contain no-repeat}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;
  font:600 15px Inter;color:#fff;text-decoration:none;padding:12px 20px;border-radius:999px;
  background:var(--grad);box-shadow:0 8px 28px rgba(120,90,200,.35);transition:transform .2s,box-shadow .2s;border:0}
.btn:hover{transform:translateY(-2px);box-shadow:0 14px 40px rgba(120,90,200,.5)}
.btn-lg{padding:15px 26px;font-size:16px}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-ghost{background:transparent;border:1px solid var(--line);box-shadow:none;color:#eee}
.btn-ghost:hover{background:rgba(255,255,255,.07)}
.nav{position:sticky;top:0;z-index:30;display:flex;align-items:center;justify-content:space-between;
  padding:14px 6vw;background:rgba(10,9,19,.6);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.brand{display:inline-flex;align-items:center;gap:9px;font:600 16px Inter;color:#fff;text-decoration:none}
section{padding:96px 6vw;position:relative}

/* HERO */
/* nav (sticky, ~64px) в потоке → вычитаем, чтобы nav+hero = один экран и
   контент центрировался по ВИДИМОЙ области, а не съезжал вниз. */
.hero{min-height:calc(100vh - 64px);min-height:calc(100svh - 64px);
  display:flex;flex-direction:column;justify-content:center;overflow:hidden}
.aurora{position:absolute;inset:-30%;z-index:0;filter:blur(70px);opacity:.8;pointer-events:none;
  background:
    radial-gradient(40% 50% at 22% 28%,#4f8cf7 0,transparent 60%),
    radial-gradient(45% 55% at 78% 32%,#e87a9e 0,transparent 60%),
    radial-gradient(52% 62% at 52% 82%,#8f66d8 0,transparent 62%);
  background-size:200% 200%;animation:aur 14s ease-in-out infinite}
@keyframes aur{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}
.hero-inner,.hero-post{position:relative;z-index:2}
.hero-inner>*{animation:rise .85s both cubic-bezier(.2,.7,.2,1)}
.hero h1{font-weight:900;font-size:clamp(38px,6vw,84px);animation-delay:.05s}
.lead{margin-top:22px;font-size:clamp(16px,2vw,20px);line-height:1.55;color:var(--muted);max-width:44ch;animation-delay:.16s}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;animation-delay:.28s}
.trust{margin-top:16px;font-size:13px;color:rgba(255,255,255,.5);animation-delay:.38s}
.hero-post{animation:rise .85s .22s both cubic-bezier(.2,.7,.2,1),float 6s 1.1s ease-in-out infinite}
@keyframes float{50%{transform:translateY(-12px)}}
@keyframes rise{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}

/* TG post mock (shared) */
.tg-post{width:min(340px,100%);margin-left:auto;border-radius:18px;padding:15px 17px;
  background:rgba(255,255,255,.06);border:1px solid var(--line);backdrop-filter:blur(10px);
  box-shadow:0 30px 80px rgba(0,0,0,.5)}
.tg-head{display:flex;align-items:center;gap:9px;margin-bottom:11px;font-size:13px}
.tg-av{width:30px;height:30px;border-radius:50%;background:var(--grad);flex:none}
.tg-head small{color:var(--muted)}
.tg-lead{font-weight:700;margin-bottom:6px}
.tg-body{font-size:13.5px;line-height:1.5;color:rgba(255,255,255,.9)}
.tg-src{font-size:11px;color:rgba(255,255,255,.45);margin-top:11px}

/* reveal (JS добавит .in + per-item --d для каскада) */
.reveal{opacity:0;transform:translateY(22px);
  transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1);
  transition-delay:var(--d,0s)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .aurora,.hero-post,.hero-inner>*{animation:none;opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* атмосфера секций — мягкое свечение вместо плоского чёрного */
.features{background:radial-gradient(70% 60% at 82% 8%,rgba(79,140,247,.10),transparent 60%)}
.live{background:radial-gradient(60% 80% at 28% 40%,rgba(143,102,216,.12),transparent 66%)}
.pricing{background:radial-gradient(58% 70% at 50% 18%,rgba(232,122,158,.10),transparent 64%)}

/* section headings */
h2{font-weight:800;font-size:clamp(28px,4vw,46px)}
.sub{color:var(--muted);font-size:16px}

/* 2 · HOW — реальная последовательность 1-2-3 → нумерация уместна */
.how h2{margin-bottom:48px}
.steps{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:22px;position:relative}
.steps::before{content:"";position:absolute;top:56px;left:16%;right:16%;height:2px;z-index:0;
  background:linear-gradient(90deg,transparent,rgba(143,102,216,.55),rgba(232,122,158,.55),transparent)}
.step{position:relative;z-index:1;padding:30px 28px;border:1px solid var(--line);border-radius:18px;
  background:rgba(16,14,28,.72);backdrop-filter:blur(6px);transition:transform .25s,border-color .25s}
.step:hover{transform:translateY(-4px);border-color:rgba(143,102,216,.5)}
.step .num{display:block;font-family:Unbounded;font-weight:900;font-size:46px;line-height:1;margin-bottom:18px;
  background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent}
.step h3{font:700 19px 'Space Grotesk';margin-bottom:9px}
.step p{color:var(--muted);font-size:14.5px;line-height:1.55}

/* 3 · FEATURES */
.features h2{margin-bottom:40px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(248px,1fr));gap:18px}
.card{position:relative;overflow:hidden;padding:28px 24px;border:1px solid var(--line);border-radius:16px;
  background:var(--card);transition:transform .25s,border-color .25s,background .25s}
.card>*{position:relative;z-index:2}
/* спотлайт за курсором — фирменная микро-интеракция (JS задаёт --mx/--my) */
.card::after{content:"";position:absolute;inset:0;z-index:1;opacity:0;transition:opacity .3s;pointer-events:none;
  background:radial-gradient(240px circle at var(--mx,50%) var(--my,50%),rgba(143,102,216,.22),transparent 60%)}
.card:hover{transform:translateY(-4px);border-color:rgba(143,102,216,.55);background:rgba(255,255,255,.07)}
.card:hover::after{opacity:1}
.card .ic{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;margin-bottom:16px;
  background:linear-gradient(140deg,rgba(79,140,247,.20),rgba(232,122,158,.16));border:1px solid rgba(255,255,255,.12)}
.card .ic svg{width:21px;height:21px;fill:none;stroke:#cdbef2;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.card:hover .ic{border-color:rgba(143,102,216,.5)}
.card h3{font:700 17px 'Space Grotesk';margin-bottom:9px}
.card p{color:var(--muted);font-size:14px;line-height:1.55}

/* 4 · LIVE — до/после (продуктовый артефакт = сигнатура) */
.live h2{margin-bottom:42px;max-width:20ch}
.ba{display:flex;align-items:center;gap:30px}
.before{flex:1;max-width:430px;padding:26px;border:1px dashed var(--line);border-radius:16px}
.before .label{display:block;font:600 11px 'Space Grotesk';letter-spacing:.2em;text-transform:uppercase;
  color:rgba(255,255,255,.4);margin-bottom:13px}
.before p{color:var(--muted);font-size:15px;line-height:1.5}
.ba .arrow{flex:none;font-size:32px;font-weight:700;
  background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent}
.live .tg-post{margin:0}

/* 5 · PRICING — лимиты без цены */
.pricing{text-align:center}
.pricing h2{margin-bottom:8px}
.pricing .sub{margin-bottom:42px}
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;max-width:980px;margin:0 auto;text-align:left}
.plan{position:relative;display:flex;flex-direction:column;padding:32px 26px;border:1px solid var(--line);
  border-radius:20px;background:var(--card);transition:transform .25s,border-color .25s}
.plan:not(.featured):hover{transform:translateY(-5px);border-color:rgba(143,102,216,.5)}
.plan.featured{transition:transform .25s}
.plan.featured:hover{transform:translateY(-5px)}
.plan h3{font:700 24px Unbounded;margin-bottom:20px}
.plan ul{list-style:none;display:grid;gap:12px;margin-bottom:26px;flex:1}
.plan li{position:relative;padding-left:25px;font-size:14.5px;color:rgba(255,255,255,.84)}
.plan li::before{content:"";position:absolute;left:1px;top:5px;width:12px;height:7px;
  border-left:2px solid #8f66d8;border-bottom:2px solid #e87a9e;transform:rotate(-45deg)}
.plan .btn{width:100%}
.plan.featured{border-color:transparent;background:rgba(143,102,216,.09)}
.plan.featured::before{content:"";position:absolute;inset:0;border-radius:20px;padding:1px;background:var(--grad);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.badge{position:absolute;top:-11px;left:26px;font:600 11px 'Space Grotesk';letter-spacing:.03em;
  padding:5px 12px;border-radius:999px;background:var(--grad);color:#fff}

/* 6 · FAQ */
.faq{max-width:760px;margin:0 auto}
.faq h2{margin-bottom:34px;text-align:center}
.qa-list{display:grid;gap:12px}
.qa{border:1px solid var(--line);border-radius:14px;background:var(--card);overflow:hidden}
.qa summary{list-style:none;cursor:pointer;padding:18px 20px;font:600 16px 'Space Grotesk';
  display:flex;align-items:center;justify-content:space-between;gap:16px}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"+";font-size:23px;font-weight:300;color:#9a72e0;line-height:1;transition:transform .25s}
.qa[open] summary::after{transform:rotate(45deg)}
.qa p{padding:0 20px 18px;color:var(--muted);font-size:14.5px;line-height:1.6}

/* 7 · FOOTER */
.foot{padding:0}
.foot-cta{text-align:center;padding:78px 6vw;
  background:radial-gradient(120% 150% at 50% 0%,rgba(143,102,216,.22),transparent 62%)}
.foot-cta h2{font-weight:900;font-size:clamp(28px,4.6vw,52px);margin-bottom:28px}
.foot-links{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;
  padding:26px 6vw;border-top:1px solid var(--line)}
.foot-links nav{display:flex;flex-wrap:wrap;gap:20px}
.foot-links a{color:var(--muted);text-decoration:none;font-size:14px}
.foot-links nav a:hover{color:#fff}
.foot-links small{color:rgba(255,255,255,.4);font-size:13px}

/* responsive */
@media (max-width:880px){
  .hero{grid-template-columns:1fr;padding-top:60px;gap:36px}
  .tg-post{margin:0 auto}
  .steps,.grid,.plans{grid-template-columns:1fr}
  .ba{flex-direction:column;text-align:center}
  .ba .arrow{transform:rotate(90deg)}
  .before{max-width:none}
  .live h2{max-width:none}
  section{padding:64px 6vw}
  .foot-links{flex-direction:column;align-items:flex-start;gap:14px}
}