*{box-sizing:border-box}
:root{
  --bg1:#0b1b16;
  --bg2:#152a23;
  --fg:#eaf6ef;
  --muted:#b8c9bf;
  --accent:#3bd48a;
  --glass:rgba(255,255,255,0.06);
  --border:rgba(255,255,255,0.12);
}
html,body{height:100%}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--fg);
  background: radial-gradient(60% 60% at 20% 10%, #123126 0%, var(--bg1) 60%) no-repeat,
              radial-gradient(70% 70% at 100% 100%, #1b4336 0%, var(--bg2) 60%) no-repeat,
              linear-gradient(180deg,var(--bg1),var(--bg2));
  background-attachment: fixed;
}
.wrap{
  min-height:100%;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  padding:48px 16px;
  gap:24px;
}
.card{
  width:min(720px,92vw);
  background:var(--glass);
  border:1px solid var(--border);
  border-radius:24px;
  padding:32px;
  text-align:center;
  backdrop-filter:saturate(130%) blur(10px);
  box-shadow:0 10px 40px rgba(0,0,0,.35);
}
.logo{
  width:min(240px,60vw);
  height:auto;
  margin:0 auto 12px;
  display:block;
  filter: drop-shadow(0 6px 22px rgba(59,212,138,.25));
}
h1{
  margin:6px 0 6px;
  font-size: clamp(28px, 5vw, 40px);
  letter-spacing:.3px;
}
.tag{
  margin: 8px 0 0;
  font-weight:600;
  font-size: clamp(18px, 3.6vw, 22px);
  color: var(--fg);
}
.domain{
  margin: 8px 0 22px;
  color: var(--muted);
  font-size: 14px;
  letter-spacing:.4px;
}
.btn{
  display:inline-block;
  padding:12px 18px;
  border-radius:14px;
  text-decoration:none;
  color:#0f201a;
  background:var(--accent);
  font-weight:700;
  transition: transform .12s ease, box-shadow .12s ease;
  box-shadow: 0 6px 20px rgba(59,212,138,.35);
}
.btn:hover{transform: translateY(-1px); box-shadow:0 10px 28px rgba(59,212,138,.45);}
footer{
  color:var(--muted);
  font-size:12px;
  opacity:.9;
}