/* ======================== mobile ======================== */
@media only screen and (max-width: 600px) {
  .login-page {
    padding: 5px;
    min-height: 100vh;
    background: #f5f7fa;
    align-items: flex-start;
  }
  .login-container {
    padding: 18px 5px;
    border-radius: 0;
    box-shadow: none;
    max-width: 100%;
    min-height: unset;
  }
  .login-container h2 {
    font-size: 20px;
    margin-bottom: 18px;
  }
  .login-container .form-group {
    margin-bottom: 14px;
  }
  .login-container label {
    font-size: 13px;
    margin-bottom: 5px;
  }
  .login-container input[type="text"],
  .login-container input[type="password"] {
    padding: 12px;
    font-size: 15px;
    border-radius: 6px;
  }
  .login-container button[type="submit"] {
    padding: 12px;
    font-size: 15px;
    border-radius: 6px;
    margin-top: 8px;
  }
  .error-message {
    font-size: 13px;
    padding: 10px;
    border-radius: 6px;
    margin: 10px 0;
  }
}
/* ======================== desktop ======================== */
.login-page {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.login-container {
    background-color: #fff;
    padding: 30px 20px;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.login-container h2 {
    color: #2c3e50;
    margin-bottom: 30px;
    font-size: 24px;
    font-weight: 600;
}

.login-container .form-group {
    margin-bottom: 20px;
    text-align: left;
}

.login-container label {
    display: block;
    margin-bottom: 8px;
    color: #34495e;
    font-weight: 500;
    font-size: 14px;
}

.login-container input[type="text"],
.login-container input[type="password"] {
    width: 100%;
    padding: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 16px;
    color: #2c3e50;
    transition: all 0.3s ease;
    background-color: #f8f9fa;
}

.login-container input[type="text"]:focus,
.login-container input[type="password"]:focus {
    border-color: #3498db;
    outline: none;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
    background-color: #fff;
}

.login-container button[type="submit"] {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
}

.login-container button[type="submit"]:active {
    transform: scale(0.98);
    background: linear-gradient(135deg, #2980b9, #3498db);
}

.error-message {
    color: #e74c3c;
    background-color: #fde8e8;
    padding: 12px;
    border-radius: 8px;
    margin: 15px 0;
    font-size: 14px;
}

.form-group input,
.form-group select,
.modal-content input,
.modal-content select,
.login-container input[type="text"],
.login-container input[type="password"] {
    width: 100% !important;
    box-sizing: border-box;
    margin: 0;
}