* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
}

body {
  height: 100vh;

  display: flex;
  align-items: center;
  justify-content: center;

  color: white;

  background: linear-gradient(270deg, #0f2027, #203a43, #2c5364, #1c1c1c);

  background-size: 800% 800%;

  animation: bgAnimation 15s ease infinite;
}

@keyframes bgAnimation {
  0% {
    background-position: 0% 50%;
  }

  50% {
    background-position: 100% 50%;
  }

  100% {
    background-position: 0% 50%;
  }
}

.container {
  width: 320px;

  padding: 40px 30px;

  text-align: center;

  background: rgba(255, 255, 255, 0.05);

  border-radius: 25px;

  backdrop-filter: blur(15px);

  border: 1px solid rgba(255, 255, 255, 0.1);

  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);

  animation: fade 0.8s ease;
}

@keyframes fade {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.logo {
  width: 140px;

  border-radius: 50%;

  margin-bottom: 15px;

  border: 3px solid #80949c;

  box-shadow:
    0 0 10px #00bfff,
    0 0 30px rgba(0, 191, 255, 0.4);
    animation: flutuar 5s ease-in-out infinite;
}
@keyframes flutuar {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

h1 {
  margin-bottom: 10px;
}

.subtitle {
  color: #b5c4cc;

  font-size: 15px;

  margin-bottom: 25px;
}

.link {
  display: flex;

  align-items: center;

  justify-content: center;

  gap: 10px;

  background: rgba(255, 255, 255, 0.05);

  padding: 14px;

  margin: 12px 0;

  border-radius: 12px;

  text-decoration: none;

  color: white;

  transition: 0.3s;
}

.link i {
  font-size: 20px;
}

.link:hover {
  background: rgba(255, 255, 255, 0.15);

  transform: translateY(-3px);

  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

/* FOOTER */

.footer {
  position: fixed;

  bottom: 15px;

  width: 100%;

  text-align: center;

  font-size: 13px;

  color: #b5c4cc;
}

/* RESPONSIVO */

@media (max-width: 480px) {
  .container {
    width: 92%;

    padding: 30px 20px;
  }

  .logo {
    width: 100px;
  }

  h1 {
    font-size: 22px;
  }

  .subtitle {
    font-size: 13px;
  }

  .link {
    font-size: 14px;
    padding: 12px;
  }
}