* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', sans-serif;
}

body {
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;

  background: url("https://images.unsplash.com/photo-1513151233558-d860c5398176?q=80&w=2000&auto=format&fit=crop")
    center/cover no-repeat;

  overflow: hidden;
  color: #fff;
}

/* dunkle Überlagerung */
.overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle, rgba(0,0,0,0.6), rgba(0,0,0,0.9));
  z-index: 1;
}

.content {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
  padding: 20px;
}

.icon-top {
  font-size: 28px;
  margin-bottom: 20px;
  color: #ffd369;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: 10px;
  letter-spacing: 2px;
}

.subtitle {
  opacity: 0.8;
  margin-bottom: 40px;
}

.countdown {
  display: flex;
  justify-content: center;
  gap: 25px;
  flex-wrap: wrap;
}

.card {
  backdrop-filter: blur(12px);
  background: rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  padding: 30px 25px;
  width: 140px;
  transition: 0.3s;
}

.card:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.12);
}

.card span {
  font-size: 2.8rem;
  font-weight: 600;
  display: block;
  margin-bottom: 10px;
}

.card small {
  font-size: 0.8rem;
  letter-spacing: 1px;
  opacity: 0.7;
}

.footer {
  margin-top: 50px;
  font-size: 0.8rem;
  opacity: 0.6;
}

/* Mobile */
@media(max-width: 600px) {
  .countdown {
    gap: 15px;
  }

  .card {
    width: 120px;
    padding: 20px;
  }

  .card span {
    font-size: 2.2rem;
  }
}