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

body {
  background: #0f0f1e;
  color: #e0e0e0;
  font-family: -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}

.card {
  background: #1a1a2e;
  border-radius: 16px;
  padding: 48px;
  max-width: 400px;
  width: 90%;
  text-align: center;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.lock-icon {
  font-size: 64px;
  margin-bottom: 24px;
}

h1 {
  font-size: 28px;
  margin-bottom: 8px;
  color: #00d4aa;
}

.sub {
  color: #888;
  margin-bottom: 32px;
  font-size: 14px;
}

input[type="text"] {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid #333;
  border-radius: 8px;
  background: #0f0f1e;
  color: #e0e0e0;
  font-size: 16px;
  margin-bottom: 12px;
  outline: none;
  transition: border-color 0.2s;
}

input[type="text"]:focus {
  border-color: #00d4aa;
}

input[type="text"]::placeholder {
  color: #555;
}

button {
  background: #00d4aa;
  color: #0f0f1e;
  border: none;
  padding: 14px 32px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  width: 100%;
  margin-bottom: 12px;
  transition: all 0.2s;
}

button:hover:not(:disabled) {
  background: #00f0c0;
  transform: translateY(-1px);
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

button.secondary {
  background: transparent;
  color: #00d4aa;
  border: 1px solid #00d4aa;
}

button.secondary:hover:not(:disabled) {
  background: rgba(0, 212, 170, 0.13);
}

.status {
  margin-top: 16px;
  font-size: 14px;
  min-height: 20px;
}

.error { color: #ff6b6b; }
.success { color: #00d4aa; }
.loading { color: #888; }

.hidden { display: none; }

@media (max-width: 480px) {
  .card { padding: 32px 24px; }
  h1 { font-size: 24px; }
}