*,*::before,*::after{box-sizing:border-box}
:root{
  --navy-950:#070917; --navy-900:#0A0C1E; --navy-800:#14173A;
  --line:rgba(255,255,255,.10); --line-soft:rgba(255,255,255,.06);
  --cyan:#5CE1F2; --cyan-deep:#26A8C4; --cyan-glow:rgba(92,225,242,.18);
  --text:#EAEEF9; --muted:#8F98BC; --muted-dim:#6A739A;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,'SF Mono',Menlo,Consolas,monospace;
}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;min-height:100vh;background:var(--navy-950);color:var(--text);
  font-family:var(--sans);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;
  display:flex;flex-direction:column;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--cyan);text-decoration:none}
a:hover{text-decoration:underline}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}

#gridfield{position:fixed;inset:0;z-index:0;pointer-events:none;width:100%;height:100%;
  mask-image:radial-gradient(ellipse 92% 78% at 50% 46%,#000 42%,transparent 88%);
  -webkit-mask-image:radial-gradient(ellipse 92% 78% at 50% 46%,#000 42%,transparent 88%)}
.glow{position:fixed;z-index:0;pointer-events:none;border-radius:50%;filter:blur(95px);
  top:-190px;left:50%;transform:translateX(-50%);width:860px;height:460px;
  background:rgba(38,168,196,.17)}

main{position:relative;z-index:1;flex:1 0 auto;display:flex;align-items:center;
  justify-content:center;padding:64px 22px 40px}
.card{width:100%;max-width:660px;text-align:center;position:relative;isolation:isolate}
.card::before{content:"";position:absolute;inset:-8% -14%;z-index:-1;pointer-events:none;
  background:radial-gradient(ellipse at 50% 46%,rgba(7,9,23,.62) 26%,rgba(7,9,23,.22) 56%,rgba(7,9,23,0) 76%)}

.mark{width:104px;height:104px;border-radius:23px;border:1px solid var(--line);margin:0 auto 28px;
  box-shadow:0 24px 70px rgba(0,0,0,.55),0 0 0 8px rgba(92,225,242,.045);
  transition:transform .35s cubic-bezier(.2,.7,.3,1),box-shadow .35s ease,border-color .35s ease}
.mark:hover{transform:translateY(-3px) scale(1.03);border-color:rgba(92,225,242,.45);
  box-shadow:0 30px 80px rgba(0,0,0,.6),0 0 0 10px rgba(92,225,242,.09)}
.pill{display:inline-flex;align-items:center;gap:9px;border:1px solid var(--line);
  background:rgba(92,225,242,.06);color:var(--muted);border-radius:999px;
  padding:7px 15px;font-size:12.5px;font-family:var(--mono);letter-spacing:.04em;margin-bottom:24px}
.dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);
  box-shadow:0 0 0 4px rgba(92,225,242,.16);animation:pulse 2.4s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}

h1{font-size:clamp(1.95rem,5.1vw,3.1rem);line-height:1.17;letter-spacing:-.022em;
  font-weight:700;margin:0 auto;max-width:19ch;text-shadow:0 2px 24px rgba(7,9,23,.95),0 0 8px rgba(7,9,23,.8)}
h1 .hl{color:var(--cyan)}
.intro{color:var(--muted);font-size:clamp(1rem,1.8vw,1.14rem);max-width:58ch;
  margin:22px auto 0;line-height:1.65;text-shadow:0 2px 18px rgba(7,9,23,.9)}

form.subscribe{display:flex;gap:10px;max-width:490px;margin:34px auto 0;flex-wrap:wrap}
form.subscribe input[type=email]{
  flex:1 1 250px;background:rgba(7,9,23,.75);border:1px solid var(--line);color:var(--text);
  padding:14px 16px;border-radius:10px;font-size:16px;font-family:var(--sans);min-width:0}
form.subscribe input[type=email]::placeholder{color:var(--muted-dim)}
form.subscribe input[type=email]:focus{outline:none;border-color:var(--cyan);
  box-shadow:0 0 0 3px rgba(92,225,242,.14)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;
  background:var(--cyan);color:#03151d;font-weight:700;font-size:15px;
  padding:13px 22px;border-radius:10px;border:0;cursor:pointer;text-decoration:none;
  transition:transform .15s ease,box-shadow .15s ease,background .15s ease}
.btn:hover{background:#78ebf9;transform:translateY(-1px);box-shadow:0 8px 26px var(--cyan-glow);text-decoration:none}
.btn[disabled]{opacity:.6;cursor:default;transform:none;box-shadow:none}
.hp{position:absolute;left:-9999px}
.formnote{color:var(--muted-dim);font-size:13px;margin:15px auto 0;max-width:44ch;line-height:1.55}
.formmsg{margin:18px auto 0;max-width:48ch;font-size:15px;padding:13px 18px;border-radius:10px;display:none}
.formmsg.ok{display:block;background:rgba(92,225,242,.1);border:1px solid rgba(92,225,242,.35);color:var(--text)}
.formmsg.err{display:block;background:rgba(255,120,120,.09);border:1px solid rgba(255,120,120,.32);color:#ffc9c9}

.divider{display:flex;align-items:center;gap:16px;max-width:400px;margin:40px auto 26px;
  color:var(--muted-dim);font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;font-family:var(--mono)}
.divider::before,.divider::after{content:"";flex:1;height:1px;background:var(--line-soft)}

.li-badge{display:inline-flex;align-items:center;gap:12px;border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(20,23,58,.8),rgba(10,12,30,.6));
  border-radius:13px;padding:13px 20px 13px 15px;color:var(--text);text-decoration:none;
  transition:border-color .2s ease,transform .2s ease,background .2s ease}
.li-badge:hover{border-color:rgba(92,225,242,.4);transform:translateY(-1px);text-decoration:none;
  background:linear-gradient(180deg,rgba(27,31,73,.9),rgba(10,12,30,.7))}
.li-badge svg{flex:0 0 auto;width:30px;height:30px;border-radius:6px}
.li-badge .t{text-align:left;line-height:1.3}
.li-badge .t b{display:block;font-size:15px;font-weight:650;letter-spacing:-.01em}
.li-badge .t span{display:block;font-size:12.5px;color:var(--muted)}
.li-badge .go{color:var(--cyan);font-size:19px;line-height:1;margin-left:4px}

.topics{margin:32px auto 0;color:var(--muted-dim);font-size:12px;font-family:var(--mono);
  letter-spacing:.15em;text-transform:uppercase}

footer{position:relative;z-index:1;flex:0 0 auto;border-top:1px solid var(--line-soft);
  padding:22px;text-align:center;color:var(--muted-dim);font-size:12.6px}
footer .fbrand{display:inline-flex;align-items:center;gap:9px;color:var(--muted);
  font-weight:600;font-size:13.5px;text-decoration:none;margin-bottom:8px}
footer .fbrand img{width:24px;height:24px;border-radius:6px;border:1px solid var(--line)}
footer p{margin:0}

@media (max-width:620px){
  main{padding:48px 20px 32px}
  .mark{width:88px;height:88px;border-radius:20px}
  form.subscribe{flex-direction:column;gap:11px}
  form.subscribe input[type=email]{flex:0 0 auto;width:100%}
  form.subscribe .btn{flex:0 0 auto;width:100%}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}