@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600&display=swap");

:root {
  --background-color: #121212;
  --text-color: #e0e0e0;
  --link-color: #1e90ff;
  --link-hover-color: #1c7ed6;
  --footer-text-color: #ccc;
  --primary-font: "Poppins", sans-serif;
  --gradient-start: #1e90ff;
  --gradient-end: #1c7ed6;
}

body,
html {
  margin: 0;
  padding: 0;
  font-family: var(--primary-font);
  background-color: var(--background-color);
  color: var(--text-color);
  transition: background-color 0.3s, color 0.3s;
  overflow-x: hidden;
}

#scene-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: linear-gradient(
    135deg,
    var(--gradient-start),
    var(--gradient-end)
  );
  animation: gradientAnimation 15s ease infinite;
}

@keyframes gradientAnimation {
  0% {
    background: linear-gradient(
      135deg,
      var(--gradient-start),
      var(--gradient-end)
    );
  }
  50% {
    background: linear-gradient(
      135deg,
      var(--gradient-end),
      var(--gradient-start)
    );
  }
  100% {
    background: linear-gradient(
      135deg,
      var(--gradient-start),
      var(--gradient-end)
    );
  }
}

.container {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  z-index: 1;
  text-align: center;
  padding: 20px;
}

header h1 {
  font-size: 48px;
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: 10px;
  animation: fadeInDown 1s ease-out;
}

header p {
  font-size: 20px;
  color: var(--text-color);
  margin-bottom: 30px;
  animation: fadeInUp 1s ease-out;
}

main ul {
  list-style-type: none;
  padding: 0;
  margin: 20px 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}

main ul li {
  margin: 10px 20px;
}

.link {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(
    135deg,
    var(--gradient-start),
    var(--gradient-end)
  );
  color: white;
  text-decoration: none;
  padding: 15px 30px;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  transition: background 0.3s, transform 0.2s, box-shadow 0.3s;
  font-size: 18px;
  font-weight: 500;
}

.link:hover {
  background: linear-gradient(
    135deg,
    var(--gradient-end),
    var(--gradient-start)
  );
  transform: translateY(-5px);
  box-shadow: 0 8px 15px rgba(0, 0, 0, 0.3);
}

.link i,
.link svg {
  margin-right: 8px;
  font-size: 20px;
}

footer p {
  font-size: 16px;
  color: var(--footer-text-color);
  margin-top: 50px;
}

footer a {
  color: var (--link-color);
  text-decoration: none;
}

footer a:hover {
  color: var(--link-hover-color);
}

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

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

/* Media Queries for Mobile Devices */
@media (max-width: 768px) {
  main ul {
    flex-direction: column;
    align-items: center;
  }

  main ul li {
    margin: 10px 0;
  }

  .link {
    width: auto;
    justify-content: center;
  }
}