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

body, html {
  height: 100%;
  line-height: 1.6;
  font-family: 'Space Grotesk', sans-serif;
  background: #0a0a0f url('img/the background.jpg') no-repeat center center fixed;
  background-size: cover;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
}

.container {
  width: 90%;
  max-width: 600px;
  margin: auto;
}

.glass-card {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 24px;
  padding: 40px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 0 40px rgba(0, 255, 128, 0.2);
  border: 1.5px solid rgba(255, 255, 255, 0.15);
  text-align: center;
}

label {
  display: block;
  margin-bottom: 15px;
  font-size: 0.9rem;
  color: #ccc;
}

input[type="text"] {
  width: 100%;
  padding: 18px;
  margin-bottom: 20px;
  border-radius: 12px;
  border: none;
  font-size: 1.2rem;
  background: rgba(255, 255, 255, 0.07);
  color: #fff;
}

input::placeholder {
  color: #aaa;
}

button {
  padding: 16px 20px;
  border: none;
  border-radius: 12px;
  background: rgba(0, 255, 128, 0.2);
  color: white;
  font-weight: 600;
  font-size: 1.1rem;
  cursor: pointer;
  box-shadow: 0 0 20px rgba(0, 255, 128, 0.3);
  transition: all 0.3s ease;
}

button:hover {
  background: rgba(0, 255, 128, 0.3);
  transform: scale(1.03);
}

.powered {
  margin-top: 30px;
  font-size: 0.75rem;
  color: #888;
}

#feedback {
  margin-top: 20px;
}

.message {
  font-size: 1rem;
  margin-bottom: 10px;
}

.message i {
  margin-right: 10px;
  color: #00ff94;
}

.hidden {
  display: none;
}

.icon {
  width: 16px;
  height: 16px;
  vertical-align: middle;
  margin-right: 6px;
}


.spinner {
  border: 3px solid rgba(255, 255, 255, 0.2);
  border-top: 3px solid #00ff94;
  border-radius: 50%;
  width: 24px;
  height: 24px;
  animation: spin 0.8s linear infinite;
  margin: 10px auto;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}