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

body, html {
  height: 100%;
  font-family: 'Quicksand', sans-serif;
}

.container {
  position: relative;
  height: 100vh;
  width: 100%;
  background: url('background.png') no-repeat center center/cover;
  display: flex;
  justify-content: center;
  align-items: center;
}

.overlay {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.5);
  backdrop-filter: blur(6px);
  z-index: 1;
}

.content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: #fff;
  max-width: 700px;
  padding: 20px;
}

.logo {
  width: 120px;
  margin-bottom: 20px;
}

h1 {
  font-size: 3rem;
  margin-bottom: 20px;
  animation: fadeIn 2s ease-in-out;
}

.desc {
  font-size: 1.2rem;
  margin-bottom: 30px;
  line-height: 1.5;
}

#countdown {
  font-size: 1.5rem;
  margin-bottom: 30px;
}

#countdown span {
  background: rgba(255,255,255,0.2);
  padding: 8px 12px;
  margin: 0 5px;
  border-radius: 10px;
  font-weight: bold;
}

.btn {
  display: inline-block;
  text-decoration: none;
  background: #00c9a7;
  color: white;
  padding: 12px 25px;
  font-size: 1rem;
  border-radius: 30px;
  transition: background 0.3s ease;
}

.btn:hover {
  background: #00b395;
}

@keyframes fadeIn {
  0% {opacity: 0; transform: translateY(-20px);}
  100% {opacity: 1; transform: translateY(0);}
}

@media (max-width: 600px) {
  h1 {
    font-size: 2.2rem;
  }
  .desc {
    font-size: 1rem;
  }
}