body {
  margin: 0;
  min-height: 100vh;
  font-family: Arial, sans-serif;
  background: #f4f4f4;
  overflow-x: hidden;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

#loginApp {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 24px 16px;
}

.login-shell {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.login-container {
  background: #fff;
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  width: 100%;
  max-width: 320px;
}

.logo {
  text-align: center;
  width: 100%;
}

.logo img {
  display: inline-block;
  width: min(78%, 220px);
  height: auto;
}

h2 {
  margin-top: 1rem;
  margin-bottom: 1rem;
  text-align: center;
  color: #123859;
  font-size: 0.9rem;
}

form {
  display: flex;
  flex-direction: column;
}

label {
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
  color: #333;
}

input {
  padding: 0.5rem;
  margin-bottom: 1rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 1rem;
}

button {
  padding: 0.6rem;
  background: #29a5f2;
  color: #fff;
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  cursor: pointer;
}

button:disabled {
  background: #99cced;
  cursor: not-allowed;
}

.error {
  color: #c00;
  font-size: 0.85rem;
  text-align: center;
  margin-top: 0.5rem;
}

.login-credit {
  margin: 14px 0 0;
  font-size: 0.92rem;
  color: #6b7280;
  text-align: center;
}

.login-credit a {
  color: #123859;
  text-decoration: none;
}

.login-credit a:hover {
  text-decoration: underline;
}

@media (max-width: 480px) {
  #loginApp {
    padding: 16px;
  }

  .login-container {
    padding: 1.5rem 1rem;
    margin: 0 auto;
  }

  .logo img {
    width: min(72%, 192px);
  }
}