:root{
  --bg:#071023;
  --bg-2:#091730;
  --text:#F8FAFF;
  --muted:#A8B3C7;
  --cyan:#00F0FF;
  --magenta:#FF2EDB;
  --lime:#B6FF4D;
  --slate:#6BA6FF;
  --grad: linear-gradient(90deg, var(--cyan), var(--magenta));
  --shadow: 0 15px 60px rgba(0,240,255,0.15);
  --radius: 16px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  background: radial-gradient(80rem 40rem at 15% 20%, rgba(0,240,255,0.08), transparent 45%),
              radial-gradient(60rem 30rem at 80% 70%, rgba(255,46,219,0.08), transparent 50%),
              var(--bg);
  color:var(--text);
  overflow:hidden;
}

#bgfx{position:fixed; inset:0; width:100%; height:100%; z-index:0}

.wrap{
  position:relative;
  z-index:1;
  min-height:100%;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  padding:3rem 1rem;
  gap:1.75rem;
  text-align:center;
}

.brand .emblem{
  width:132px; height:auto;
  filter: drop-shadow(0 0 18px rgba(0,240,255,0.35));
  animation: float 6s ease-in-out infinite;
}

@keyframes float{
  0%,100%{ transform: translateY(0) }
  50%{ transform: translateY(-6px) }
}

.headline{
  font: 800 2rem/1.2 Orbitron, Inter, sans-serif;
  letter-spacing:.02em;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin:.25rem 0 .5rem;
}

.subline{
  color:var(--muted);
  margin:0 0 1.25rem;
}

.signup{
  display:flex;
  gap:.5rem;
  width: min(560px, 92vw);
  margin:0 auto;
  padding:.5rem;
  background: rgba(255,255,255,0.06);
  border-radius: 999px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(6px);
}

.signup input[type=email]{
  flex:1;
  padding:.9rem 1.1rem;
  border:none; outline:none;
  background: transparent;
  color: var(--text);
  font-size:1rem;
}

.signup .cta{
  padding:.9rem 1.25rem;
  border:none; outline:none;
  border-radius:999px;
  background: var(--grad);
  color:#071023;
  font-weight:700;
  letter-spacing:.02em;
  cursor:pointer;
  transition: transform .18s ease, box-shadow .18s ease, opacity .2s ease;
  box-shadow: 0 8px 26px rgba(255,46,219,0.22);
}

.signup .cta:hover{ transform: translateY(-1px); }
.signup .cta:active{ transform: translateY(0); opacity:.9; }

.notice{ margin-top: .9rem; color: var(--slate); }

.footer{
  position: absolute; bottom: 1.25rem; left: 0; right: 0;
  text-align:center; color:#8aa3c0; font-size:.85rem;
  opacity:.8;
}

/* responsiveness */
@media (max-width:520px){
  .headline{ font-size:1.6rem }
  .signup{ padding:.35rem }
  .signup .cta{ padding:.75rem 1rem }
}