:root {
      --primary: #2563eb;
      --primary-dark: #1d4ed8;
      --secondary: #f0f5f9;
      --text: #1e293b;
      --light-text: #64748b;
      --white: #ffffff;
      --success: #10b981;
      --error: #ef4444;
    }
    
    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }
    
    body {
      font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
      display: flex;
      justify-content: center;
      align-items: center;
      min-height: 100vh;
      background: linear-gradient(135deg, #e0f2fe 0%, #f8fafc 100%);
      color: var(--text);
    }
    
    .login-container {
      background: var(--white);
      width: 100%;
      max-width: 400px;
      padding: 2.5rem;
      border-radius: 16px;
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }
    
    .login-container:hover {
      transform: translateY(-5px);
      box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
    }
    
    .login-header {
      text-align: center;
      margin-bottom: 2rem;
    }
    
    .login-header h1 {
      font-size: 2rem;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 0.5rem;
    }
    
    .login-header p {
      color: var(--light-text);
      font-size: 0.9rem;
    }
    
    #loginForm {
      display: flex;
      flex-direction: column;
      gap: 1.25rem;
    }
    
    .input-group {
      position: relative;
    }
    
    .input-group input {
      width: 100%;
      padding: 1rem 1rem 1rem 3rem;
      border: 2px solid #e2e8f0;
      border-radius: 8px;
      font-size: 1rem;
      transition: all 0.3s ease;
      background-color: #f8fafc;
    }
    
    .input-group input:focus {
      outline: none;
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    }
    
    .input-group i {
      position: absolute;
      left: 1rem;
      top: 50%;
      transform: translateY(-50%);
      color: var(--light-text);
      transition: color 0.3s ease;
    }
    
    .input-group input:focus + i {
      color: var(--primary);
    }
    
    .options {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin: 0.5rem 0;
    }
    
    .remember-me {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      font-size: 0.9rem;
      color: var(--light-text);
    }
    
    .remember-me input {
      accent-color: var(--primary);
      width: 1rem;
      height: 1rem;
      cursor: pointer;
    }
    
    .forgot-password {
      color: var(--primary);
      text-decoration: none;
      font-size: 0.9rem;
      transition: color 0.2s ease;
    }
    
    .forgot-password:hover {
      color: var(--primary-dark);
      text-decoration: underline;
    }
    
    button[type="submit"] {
      background-color: var(--primary);
      color: white;
      border: none;
      padding: 1rem;
      border-radius: 8px;
      font-size: 1rem;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.3s ease;
      margin-top: 0.5rem;
    }
    
    button[type="submit"]:hover {
      background-color: var(--primary-dark);
      transform: translateY(-2px);
    }
    
    button[type="submit"]:active {
      transform: translateY(0);
    }
    
    .divider {
      display: flex;
      align-items: center;
      margin: 1.5rem 0;
      color: var(--light-text);
      font-size: 0.8rem;
    }
    
    .divider::before,
    .divider::after {
      content: "";
      flex: 1;
      border-bottom: 1px solid #e2e8f0;
    }
    
    .divider::before {
      margin-right: 1rem;
    }
    
    .divider::after {
      margin-left: 1rem;
    }
    
    .footer-text {
      text-align: center;
      margin-top: 1.5rem;
      font-size: 0.9rem;
      color: var(--light-text);
    }
    
    .footer-text a {
      color: var(--primary);
      text-decoration: none;
      font-weight: 600;
    }
    
    .footer-text a:hover {
      text-decoration: underline;
    }

    .error-message {
      color: #ef4444;
      margin-bottom: 1rem;
      text-align: center;
      font-size: 0.9rem;
      padding: 0.5rem;
      background-color: #fee2e2;
      border-radius: 4px;
      border-left: 3px solid #ef4444;
    }
    
    /* Responsive adjustments */
    @media (max-width: 480px) {
      .login-container {
        padding: 1.5rem;
        margin: 0 1rem;
      }
    }