:root{
  --bg: #000;
  --fg: #fff;
  --accent-r: 25;  /*  #19E3FF  */
  --accent-g: 227;
  --accent-b: 255;
}
*{box-sizing:border-box}
html,body{height:100%;}
body{
  margin:0;
  background: var(--bg);
  color: var(--fg);
  font-family: 'Montserrat', system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
}
#app{
  position:relative;
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
}
.logo{
  position:relative;
  z-index:3;
  text-align:center;
  letter-spacing:0.35em;
  font-weight:300;
  font-size: clamp(28px, 5vw, 64px);
  color: rgba(255,255,255,0.92);
  margin:0;
  padding:0 1rem;
  text-transform:uppercase;
}
.wave{
  position:absolute;
  inset:0;
  z-index:1;
  opacity:1;
  background: radial-gradient(200vw 100vh at 50% -10%, rgba(0,0,0,0) 60%, rgba(0,0,0,0.25) 100%);
}
.bottom{
  position: fixed;
  z-index:3;
  bottom: 24px;
  left: 0; right: 0;
  display:flex;
  justify-content:center;
  pointer-events:none;
}
.btn{
  pointer-events:auto;
  display:inline-flex;
  align-items:center;
  gap:.5rem;
  padding:.5rem 1rem;
  border:1px solid rgba(var(--accent-r), var(--accent-g), var(--accent-b), 0.7);
  color: rgb(var(--accent-r), var(--accent-g), var(--accent-b));
  background: rgba(var(--accent-r), var(--accent-g), var(--accent-b), 0.04);
  border-radius: 16px;
  font-size: 12px;
  letter-spacing: .1em;
  text-decoration:none;
  text-transform: uppercase;
}
.btn:hover{
  background: rgba(var(--accent-r), var(--accent-g), var(--accent-b), 0.12);
}
@media (max-width: 380px){
  .btn{ font-size: 11px; }
}