* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  font-family: Inter, system-ui, sans-serif;
  background: radial-gradient(circle at top, #4b6cb7 0%, #182848 100%);
  color: #f6f8ff;
  display: grid;
  place-items: center;
  padding: 24px;
}

.page {
  width: min(100%, 520px);
}

.card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 28px;
  padding: 38px 32px;
  text-align: center;
  backdrop-filter: blur(16px);
}

.badge {
  display: inline-flex;
  padding: 10px 18px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  color: #dbe4ff;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

h1 {
  font-size: clamp(2.4rem, 4vw, 3.6rem);
  margin-bottom: 18px;
}

p {
  color: #d6dbff;
  line-height: 1.75;
  margin-bottom: 34px;
}

.countdown {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.countdown div {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 18px;
  padding: 18px 0;
}

.countdown strong {
  display: block;
  font-size: 1.8rem;
  color: #fff;
  margin-bottom: 6px;
}

.countdown span {
  display: block;
  font-size: 0.85rem;
  color: #cbd3ff;
}

@media (max-width: 540px) {
  .countdown {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}