body {
  font-family: "Poppins", sans-serif;
  margin: 0;
  background: linear-gradient(135deg, #d7f1ff, #9fdcff, #6ec9ff);
  min-height: 100vh;
  overflow-x: hidden;
}

/* wrapper */

.page-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

/* container */

.main-container {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
}

/* floating circles */

.circle1 {
  position: absolute;
  width: 350px;
  height: 350px;
  background: #4ec4ff;
  border-radius: 50%;
  top: -120px;
  left: -120px;
  opacity: 0.4;
}

.circle2 {
  position: absolute;
  width: 300px;
  height: 300px;
  background: #00aaff;
  border-radius: 50%;
  bottom: -120px;
  right: -120px;
  opacity: 0.4;
}

.circle3 {
  position: absolute;
  width: 200px;
  height: 200px;
  background: #80ddff;
  border-radius: 50%;
  top: 50%;
  right: 10%;
  opacity: 0.4;
}

/* card */

.card-box {
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(10px);
  padding: 60px;
  border-radius: 20px;
  width: 100%;
  max-width: 650px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
}

/* headings */

.logo {
  font-size: 40px;
  font-weight: 700;
  color: #004e7c;
}

.coming {
  font-size: 50px;
  color: #0077ff;
  margin: 15px 0;
}

.subtitle {
  font-size: 18px;
  color: #333;
}

/* form */

.subscribe {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 30px;
}

.subscribe input {
  padding: 12px;
  border: none;
  border-radius: 8px;
  width: 250px;
}

.subscribe button {
  padding: 12px 25px;
  font-weight: 600;
}

/* success */

.success {
  color: green;
  font-weight: 600;
}

/* launch text */

.launch {
  margin-top: 25px;
  font-size: 14px;
  color: #555;
}

/* footer */

footer {
  text-align: center;
  padding: 15px;
  font-size: 14px;
  color: #003b5c;
  margin-top: 20px;
}

/* mobile responsive */

@media (max-width: 768px) {
  .card-box {
    padding: 35px;
  }

  .logo {
    font-size: 26px;
  }

  .coming {
    font-size: 34px;
  }

  .subscribe {
    flex-direction: column;
    align-items: center;
  }

  .subscribe input {
    width: 100%;
  }

  .subscribe button {
    width: 100%;
  }
}