:root{
  color-scheme:dark;
  --bg:#010309; --ink:#f4f8ff; --mute:#9fb0cc; --line:rgba(143,208,255,.14); --glass:rgba(255,255,255,.035);
  --blue:#5aa8ff; --glow:#8fd0ff; --violet:#7c6cff; --ok:#6ee7b7;
  --head:"Unbounded","Manrope",system-ui,sans-serif; --body:"Manrope",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  box-sizing:border-box; padding-top:env(safe-area-inset-top,0px); padding-bottom:env(safe-area-inset-bottom,0px);
}
html{background:var(--bg);scroll-behavior:smooth;scroll-padding-top:calc(env(safe-area-inset-top,0px) + 76px)}
*,*::before,*::after{box-sizing:inherit}
body{margin:0;color:var(--ink);font:300 1rem/1.65 var(--body);background:
  radial-gradient(760px 520px at 85% -4%,rgba(63,140,240,.30),transparent 62%),
  radial-gradient(640px 480px at 4% 28%,rgba(124,108,255,.16),transparent 62%),var(--bg);overflow-x:hidden}
body::before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.35;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:56px 56px;
  -webkit-mask-image:radial-gradient(ellipse at 60% 10%,#000,transparent 68%);mask-image:radial-gradient(ellipse at 60% 10%,#000,transparent 68%)}
.safe{position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);background:rgba(1,3,9,.82);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);z-index:40}
.wrap{position:relative;max-width:1120px;margin:0 auto;padding:0 24px}
a{color:inherit}
a:focus-visible{outline:2px solid var(--glow);outline-offset:4px;border-radius:8px}

header.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:30;background:rgba(1,3,9,.7);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font:700 .95rem var(--head);letter-spacing:-.01em}
.brand img{width:40px;mix-blend-mode:screen}
.links{display:flex;align-items:center;gap:28px;font-size:.93rem;color:var(--mute)}
.links a{text-decoration:none;transition:color .2s}.links a:hover{color:var(--ink)}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 26px;border-radius:999px;font:600 .94rem var(--body);text-decoration:none;color:#03101f;
  background:linear-gradient(135deg,#9bd2ff,#4b97f5 55%,#7c6cff);box-shadow:0 8px 34px rgba(75,151,245,.4);transition:transform .2s,box-shadow .2s}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 44px rgba(124,180,255,.55)}
.btn.line{background:var(--glass);color:var(--ink);border:1px solid rgba(143,208,255,.3);box-shadow:none;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.btn.line:hover{border-color:var(--glow);box-shadow:0 0 30px rgba(90,168,255,.25)}
.nav .btn{padding:9px 20px;font-size:.88rem}

.hero{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;padding:72px 0 88px}
h1{margin:0;font:700 clamp(2.2rem,5.6vw,4.3rem)/1.04 var(--head);letter-spacing:-.035em;
  background:linear-gradient(180deg,#fff 20%,#a9d4ff 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{margin:24px 0 34px;max-width:42ch;color:var(--mute);font-size:1.12rem}
.lead b{color:var(--ink);font-weight:600}
.cta{display:flex;flex-wrap:wrap;gap:14px}

.stage{position:relative;aspect-ratio:1;width:100%;max-width:500px;margin:0 auto}
.stage svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.ring{transform-origin:50% 50%;animation:spin 90s linear infinite}
.ring2{transform-origin:50% 50%;animation:spin 140s linear infinite reverse}
.inf{transform-origin:50% 50%;animation:rise 1.6s cubic-bezier(.2,.7,.2,1) both}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes rise{from{opacity:0;transform:scale(.9)}}
.chip{position:absolute;display:flex;align-items:center;gap:10px;padding:11px 16px;border-radius:16px;font-size:.88rem;font-weight:600;
  background:rgba(10,20,40,.62);border:1px solid rgba(143,208,255,.22);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:0 14px 40px rgba(0,0,0,.45)}
.chip i{width:9px;height:9px;border-radius:50%;background:var(--ok);box-shadow:0 0 12px var(--ok)}
.chip.a{left:-2%;bottom:18%}.chip.b{right:-2%;top:16%}

section{padding:84px 0}
h2{margin:0 0 14px;font:700 clamp(1.6rem,3.6vw,2.5rem)/1.12 var(--head);letter-spacing:-.03em}
.sub{margin:0 0 44px;color:var(--mute);max-width:50ch;font-size:1.05rem}

.bento{display:grid;grid-template-columns:1.4fr 1fr;grid-template-rows:auto auto;gap:18px}
.card{position:relative;padding:30px;border-radius:24px;background:var(--glass);border:1px solid var(--line);overflow:hidden}
.card h3{margin:0 0 8px;font:600 1.15rem var(--head);letter-spacing:-.02em}
.card p{margin:0;color:var(--mute);max-width:34ch}
.card.tall{grid-row:span 2;display:flex;flex-direction:column;justify-content:flex-end;min-height:300px;
  background:radial-gradient(420px 300px at 70% 20%,rgba(75,151,245,.28),transparent 70%),var(--glass)}
.card.tall svg{position:absolute;top:22px;right:18px;width:62%;max-width:300px;opacity:.95}

.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;counter-reset:s}
.step{padding:30px;border-radius:24px;border:1px solid var(--line);background:var(--glass)}
.step::before{counter-increment:s;content:counter(s);display:grid;place-items:center;width:42px;height:42px;margin-bottom:22px;border-radius:50%;
  font:700 1rem var(--head);color:#03101f;background:linear-gradient(135deg,#9bd2ff,#7c6cff)}
.step h3{margin:0 0 8px;font:600 1.1rem var(--head);letter-spacing:-.02em}.step p{margin:0;color:var(--mute)}

.plans{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;align-items:stretch}
.plan{position:relative;display:flex;flex-direction:column;padding:28px 24px;border-radius:24px;background:var(--glass);border:1px solid var(--line);transition:transform .25s,border-color .25s}
.plan:hover{transform:translateY(-4px);border-color:rgba(143,208,255,.4)}
.plan h3{margin:0;font:500 1rem var(--head);color:var(--mute)}
.price{margin:18px 0 4px;font:700 2.3rem/1 var(--head);letter-spacing:-.04em}.price small{font-size:1.1rem;margin-left:4px}
.per{margin:0 0 18px;color:var(--mute);font-size:.9rem}
.save{align-self:flex-start;margin:0 0 22px;padding:4px 12px;border-radius:999px;font-size:.8rem;font-weight:600;color:var(--ok);background:rgba(110,231,183,.1)}
.save.none{visibility:hidden}
.plan .btn{margin-top:auto}
.plan.best{background:linear-gradient(180deg,rgba(75,151,245,.2),rgba(124,108,255,.08));border-color:rgba(143,208,255,.55);box-shadow:0 0 60px rgba(75,151,245,.22)}
.plan.best h3{color:var(--glow)}

.contacts{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.contacts a{display:block;padding:26px 28px;border-radius:22px;border:1px solid var(--line);background:var(--glass);text-decoration:none;transition:border-color .2s,background .2s}
.contacts a:hover{border-color:rgba(143,208,255,.45);background:rgba(90,168,255,.08)}
.contacts span{display:block;color:var(--mute);font-size:.88rem}.contacts b{font:600 1.1rem var(--head);letter-spacing:-.02em}

footer{border-top:1px solid var(--line);padding:30px 0 44px;color:#7587a6;font-size:.88rem}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

@media (max-width:900px){
  .links a:not(.btn){display:none}
  .hero{grid-template-columns:1fr;padding:44px 0 56px;gap:28px}
  .stage{max-width:380px}
  .bento,.contacts{grid-template-columns:1fr}.card.tall{grid-row:auto}
  .steps{grid-template-columns:1fr}
  .plans{grid-template-columns:1fr 1fr}
  section{padding:60px 0}
}
@media (max-width:520px){.plans{grid-template-columns:1fr}.chip.a{left:0}.chip.b{right:0}}
@media (prefers-reduced-motion:reduce){.ring,.ring2,.inf{animation:none}html{scroll-behavior:auto}.btn,.plan{transition:none}}