* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.background {
  position: fixed;
  inset: 0;
  background: linear-gradient(
    270deg,
    #1d2671,
    #c33764,
    #00c6ff,
    #7f00ff
  );
  background-size: 800% 800%;
  animation: gradient 14s ease infinite;
  z-index: -1;
}

@keyframes gradient {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.container {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #ffffff;
  padding: 20px;
}

.title {
  font-size: 52px;
  font-weight: 600;
  margin-bottom: 20px;
}

.subtitle {
  font-size: 18px;
  opacity: 0.9;
  max-width: 600px;
  margin-bottom: 50px;
  line-height: 1.6;
}

.loader {
  width: 55px;
  height: 55px;
  border: 5px solid rgba(255, 255, 255, 0.3);
  border-top: 5px solid #ffffff;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 40px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.footer-text {
  font-size: 14px;
  opacity: 0.8;
}

@media (max-width: 600px) {
  .title {
    font-size: 38px;
  }
  .subtitle {
    font-size: 16px;
  }
}