body {
  margin: 0;
  font-family: 'Helvetica Neue', sans-serif;
  background-color: #0f1113;
  color: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 100vh;
  text-align: center;
}
.logo {
  font-size: 2.5rem;
  font-weight: bold;
  letter-spacing: -1px;
}
.logo span {
  color: #00aaff;
}
.tagline {
  font-size: 1.2rem;
  margin: 10px 0 30px 0;
  color: #bbbbbb;
}
.countdown {
  font-size: 2rem;
  font-weight: bold;
  margin-bottom: 30px;
}
.email-box {
  display: flex;
  max-width: 400px;
  width: 100%;
}
.email-box input {
  flex: 1;
  padding: 12px;
  border: none;
  border-radius: 6px 0 0 6px;
  outline: none;
  font-size: 1rem;
}
.email-box button {
  background-color: #00aaff;
  color: white;
  border: none;
  padding: 12px 20px;
  border-radius: 0 6px 6px 0;
  font-size: 1rem;
  cursor: pointer;
}
.email-box button:hover {
  background-color: #0088cc;
}
footer {
  position: absolute;
  bottom: 20px;
  font-size: 0.9rem;
  color: #666;
}