:root{
  --bg:#0f1720;
  --card:#0b1220;
  --accent:#7dd3fc;
  --muted:#94a3b8;
  --glass: rgba(255,255,255,0.04);
  --maxw:1000px;
  --radius:14px;
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background:
    radial-gradient(800px 400px at 10% 10%, rgba(125,211,252,0.04), transparent 8%),
    radial-gradient(700px 350px at 90% 90%, rgba(99,102,241,0.03), transparent 10%),
    var(--bg);
  color:#e6eef8;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:40px 20px;
  line-height:1.4;
}

.container{
  width:100%;
  max-width:var(--maxw);
  background:linear-gradient(180deg, rgba(255,255,255,0.02), transparent);
  border-radius:var(--radius);
  padding:36px;
  box-shadow: 0 8px 30px rgba(2,6,23,0.6);
  border:1px solid rgba(255,255,255,0.03);
  display:grid;
  grid-template-columns: 1fr 360px;
  gap:28px;
  align-items:center;
}

.brand{
  display:flex;
  gap:18px;
  align-items:center;
}
.logo{
  width:64px;
  height:64px;
  border-radius:12px;
  display:inline-grid;
  place-items:center;
  background:linear-gradient(135deg,#10b981,#7dd3fc);
  color:#042027;
  font-weight:700;
  font-size:22px;
  box-shadow: 0 6px 18px rgba(13, 148, 136, 0.15), inset 0 -6px 18px rgba(255,255,255,0.06);
}
.title{
  font-size:20px;
  font-weight:700;
  letter-spacing:-0.2px;
}
.tag{
  color:var(--muted);
  font-size:13px;
  margin-top:6px;
}

.hero{
  padding-right:12px;
}
h1{
  margin:12px 0 6px;
  font-size:40px;
  line-height:1.02;
  letter-spacing:-1px;
}
p.lead{
  margin:0 0 18px 0;
  color:var(--muted);
  font-size:15px;
  max-width:60ch;
}

.features{
  display:flex;
  gap:12px;
  margin-top:18px;
  flex-wrap:wrap;
}
.chip{
  background:var(--glass);
  color:#d9f7ff;
  padding:8px 12px;
  border-radius:999px;
  font-size:13px;
  border:1px solid rgba(255,255,255,0.03);
}

.countdown{
  margin-top:22px;
  display:flex;
  gap:10px;
  align-items:center;
  flex-wrap:wrap;
}
.time{
  background:linear-gradient(180deg,rgba(255,255,255,0.02),transparent);
  border-radius:10px;
  padding:10px 14px;
  min-width:72px;
  text-align:center;
  font-weight:700;
  font-size:18px;
  border:1px solid rgba(255,255,255,0.04);
}
.time small{display:block;font-size:11px;color:var(--muted);font-weight:500}

/* Right column */
.card{
  background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  border-radius:12px;
  padding:22px;
  border:1px solid rgba(255,255,255,0.03);
  box-shadow: 0 6px 18px rgba(2,6,23,0.45);
}
.subscribe h3{
  margin:0 0 10px 0;
  font-size:16px;
}
.subtitle{color:var(--muted);font-size:13px;margin-bottom:12px}
.email{
  display:flex;
  gap:8px;
}
input[type="email"]{
  flex:1;
  padding:12px 14px;
  background:transparent;
  border-radius:10px;
  color:inherit;
  border:1px solid rgba(255,255,255,0.06);
  outline:none;
  font-size:14px;
}
button.primary{
  background:linear-gradient(90deg,var(--accent),#6366f1);
  color:#042027;
  border:none;
  padding:12px 14px;
  border-radius:10px;
  font-weight:700;
  cursor:pointer;
  box-shadow: 0 8px 18px rgba(99,102,241,0.12);
}
.muted-note{color:var(--muted);font-size:12px;margin-top:10px}

.contact{
  margin-top:16px;
  display:flex;
  gap:10px;
  align-items:center;
  font-size:13px;
  color:var(--muted);
  flex-wrap:wrap;
}
.socials{display:flex;gap:8px;margin-left:auto}
.socials a{
  width:36px;height:36px;border-radius:8px;display:inline-grid;place-items:center;
  background:rgba(255,255,255,0.02);color:var(--muted);text-decoration:none;font-size:14px;border:1px solid rgba(255,255,255,0.02)
}

footer{
  grid-column:1/-1;
  margin-top:18px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  color:var(--muted);
  font-size:13px;
}

/* Responsive */
@media (max-width:900px){
  .container{grid-template-columns:1fr; padding:20px; gap:18px}
  h1{font-size:32px}
  .logo{width:56px;height:56px;font-size:20px}
}