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

body {
  min-height: 100vh;
  background: radial-gradient(circle at top, #0f2027, #203a43, #2c5364);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  overflow: hidden;
}

.overlay {
  position: absolute;
  width: 100%;
  height: 100%;
  background: url('noise.png');
  opacity: 0.03;
}

.container {
  position: relative;
  text-align: center;
  padding: 40px 25px;
  max-width: 420px;
  width: 90%;
  background: rgba(255,255,255,0.05);
  border-radius: 20px;
  backdrop-filter: blur(12px);
  box-shadow: 0 0 60px rgba(0,255,255,0.2);
  animation: float 6s ease-in-out infinite;
}

h1 {
  font-size: 2.2rem;
  margin-bottom: 15px;
}

.lang {
  font-size: 0.95rem;
  opacity: 0.85;
  margin: 6px 0;
}

.loader {
  margin: 25px auto 0;
  width: 60px;
  height: 60px;
  border: 5px solid rgba(255,255,255,0.2);
  border-top: 5px solid #00fff0;
  border-radius: 50%;
  animation: spin 1.2s linear infinite;
}

.glow {
  position: absolute;
  top: -60px;
  left: -60px;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, #00fff0, transparent 70%);
  animation: pulse 4s infinite;
}

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

@keyframes float {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes pulse {
  0% { opacity: 0.6; }
  50% { opacity: 1; }
  100% { opacity: 0.6; }
}

@media (max-width: 480px) {
  h1 { font-size: 1.8rem; }
  .lang { font-size: 0.85rem; }
}