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

body {
  font-family: Poppins, sans-serif;
  background: #020617;
  overflow: hidden;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  color: white;
}

#particles {
  position: absolute;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 0;
}

.particle {
  position: absolute;
  background: #2563eb;
  border-radius: 50%;
  opacity: 0.2;
  animation: float linear infinite;
}

@keyframes float {
  0% {
    transform: translateY(100vh);
  }

  100% {
    transform: translateY(-10vh);
  }
}

.container {
  position: relative;
  z-index: 5;
  text-align: center;
  max-width: 700px;
  padding: 40px;
}

.logo {
  width: 180px;
  animation: logoFloat 4s ease-in-out infinite;
  filter: drop-shadow(0 0 30px #2563eb);
}

@keyframes logoFloat {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-18px);
  }
}

.brand {
  font-size: 64px;
  margin-top: 20px;
  font-weight: 700;
  letter-spacing: 2px;
}

.brand span {
  color: #2563eb;
}

#typing {
  margin-top: 10px;
  font-size: 34px;
  font-weight: 600;
  height: 50px;
  color: #4da3ff;
}

p {
  margin: 25px 0;
  font-size: 18px;
  line-height: 1.7;
  opacity: 0.8;
}

form {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 15px;
}

input {
  width: 340px;
  padding: 16px;

  border: none;
  outline: none;

  border-radius: 40px;

  font-size: 17px;

  background: white;
}

button {
  padding: 16px 35px;

  border: none;

  border-radius: 40px;

  background: #2563eb;

  color: white;

  font-size: 17px;

  cursor: pointer;

  transition: 0.35s;
}

button:hover {
  transform: translateY(-4px);

  background: #1d4ed8;

  box-shadow: 0 0 30px #2563eb;
}

#message {
  margin-top: 20px;
  font-size: 18px;
  color: #7dd3fc;
}

@media (max-width: 700px) {
  .brand {
    font-size: 45px;
  }

  #typing {
    font-size: 25px;
  }

  input {
    width: 100%;
  }
}