body {
  font-family: Arial, sans-serif;
  background: #0f172a;
  color: #e5e7eb;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 500px;
  margin: 40px auto;
  background: #111827;
  padding: 20px 25px 30px;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
}

h1, h2 {
  text-align: center;
  margin-bottom: 20px;
}

input[type="text"],
input[type="password"],
input[type="number"] {
  width: 100%;
  padding: 10px;
  margin: 6px 0 12px;
  border-radius: 6px;
  border: 1px solid #374151;
  background: #020617;
  color: #e5e7eb;
}

button {
  padding: 10px 16px;
  border-radius: 6px;
  border: none;
  background: #2563eb;
  color: white;
  cursor: pointer;
  font-weight: bold;
  margin-top: 4px;
}

button:hover {
  background: #1d4ed8;
}

.button-row {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-top: 4px;
}

.hidden {
  display: none;
}

.stats p {
  margin: 6px 0;
}

.message {
  min-height: 18px;
  font-size: 0.9rem;
  color: #f97316;
}

.danger {
  background: #dc2626;
}

.danger:hover {
  background: #b91c1c;
}

.note {
  margin-top: 10px;
  font-size: 0.85rem;
  color: #9ca3af;
}

label {
  display: block;
  margin: 8px 0;
}