:root {
    --primary: #1e40af;
    --secondary: #26ccf0;
    --error: #dc2626;
    --bg: #f9fafb;
  }
  
  body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: #1f2937;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    margin: 0;
  }
  
  .login-container {
    width: 100%;
    max-width: 400px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    animation: fadeIn 0.6s ease;
  }
  
  .login-card {
    padding: 2rem;
  }
  
  .brand-logo {
    display: block;
    margin: 0 auto 12px;
    height: 70px;
  }
  
  .brand-title {
    text-align: center;
    color: var(--primary);
    font-size: 1.6rem;
    margin-bottom: 1.5rem;
  }
  
  .form-title {
    font-size: 1.3rem;
    color: var(--primary);
    text-align: center;
    margin-bottom: 1.2rem;
  }
  
  .form-group {
    margin-bottom: 1rem;
  }
  
  label {
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 0.3rem;
    display: block;
  }
  
  .input-row {
    position: relative;
    display: flex;
    align-items: center;
  }
  
  input {
    width: 100%;
    padding: 0.8rem 2.5rem 0.8rem 0.8rem;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 1rem;
    outline: none;
    transition: border-color 0.2s ease;
  }
  
  input:focus {
    border-color: var(--secondary);
    box-shadow: 0 0 0 3px rgba(38, 204, 240, 0.2);
  }
  
  .toggle-pass {
    position: absolute;
    right: 10px;
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    color: #6b7280;
    transition: color 0.2s ease;
  }
  
  .toggle-pass:hover {
    color: var(--primary);
  }
  
  .btn-primary {
    width: 100%;
    padding: 0.9rem;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    margin-top: 0.5rem;
    transition: background 0.2s ease;
  }
  
  .btn-primary:hover {
    background: #15339b;
  }
  
  .error {
    color: var(--error);
    font-size: 0.85rem;
    margin-top: 4px;
  }
  
  .status-message {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.9rem;
  }
  
  .status-message.success {
    color: #059669;
  }
  
  .status-message.error {
    color: var(--error);
  }
  
  @keyframes fadeIn {
    from {
      opacity: 0;
      transform: translateY(20px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  /* Responsive */
  @media (max-width: 480px) {
    .login-card {
      padding: 1.5rem;
    }
    .brand-title {
      font-size: 1.4rem;
    }
  }