.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background:
    radial-gradient(circle at top right, rgba(220, 38, 38, 0.12), transparent 30%),
    linear-gradient(135deg, #070a0f 0%, #111827 55%, #0f172a 100%);
}

.auth-card {
  width: 100%;
  max-width: 420px;
  background: rgba(255, 255, 255, 0.98);
  border-radius: 18px;
  padding: 38px;
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.35);
}

.auth-brand {
  text-align: center;
  margin-bottom: 32px;
}

.auth-logo {
  display: block;
  width: min(300px, 92%);
  height: auto;
  margin: 0 auto;
}

.auth-subtitle {
  margin-top: 8px;
  color: #6b7280;
  font-size: 14px;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.auth-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.auth-field label {
  font-size: 14px;
  font-weight: 700;
  color: #374151;
}

.auth-field input {
  width: 100%;
  padding: 14px 15px;
  border: 1px solid #d1d5db;
  border-radius: 10px;
  font-size: 15px;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.auth-field input:focus {
  border-color: #dc2626;
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.12);
}

.auth-submit {
  margin-top: 5px;
  border: 0;
  border-radius: 10px;
  padding: 14px 18px;
  background: #dc2626;
  color: white;
  font-weight: 800;
  font-size: 15px;
  cursor: pointer;
  transition: transform 0.12s ease, opacity 0.12s ease;
}

.auth-submit:hover {
  transform: translateY(-1px);
}

.auth-submit:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  transform: none;
}

.auth-error {
  padding: 12px;
  border-radius: 8px;
  background: #fee2e2;
  color: #991b1b;
  font-size: 14px;
}

.auth-footer {
  margin-top: 28px;
  text-align: center;
  color: #9ca3af;
  font-size: 12px;
}

@media (max-width: 520px) {
  .auth-page { padding: 12px; }
  .auth-card { padding: 28px 20px; border-radius: 14px; }
  .auth-brand { margin-bottom: 24px; }
}