:root {
      --color-background: #0D1A2D;      
      --color-primary: #FFFFFF;         
      --color-accent: #F06543;          
      --color-shadow: #1A1A1A;          
      --color-border: #2E3B55;         
    }

    body {
      font-family: 'Segoe UI', sans-serif;
      color: var(--color-primary);
      display: flex;
      align-items: center;
      justify-content: center;
      height: 100vh;
    }

    .login-card {
      background-color: #1A2A3A; 
      border-radius: 12px;
      padding: 2rem;
      width: 100%;
      max-width: 360px;
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
      border: 1px solid var(--color-border);
    }

    .login-card h4 {
      font-weight: bold;
      color: var(--color-accent);
    }

    .form-control {
      border: none;
      background-color: var(--color-primary);
      color: #000;
      border-radius: 5px;
      padding-left: 2.5rem;
    }

    .form-control::placeholder {
      color: #888;
    }

    .input-icon {
      position: absolute;
      top: 10px;
      left: 10px;
      color: var(--color-accent);
    }

    .btn-login {
      background-color: var(--color-accent);
      color: var(--color-primary);
      font-weight: 500;
      border: none;
    }

    .btn-login:hover {
      background-color: #e35836;
    }

    .footer-text {
      font-size: 0.8rem;
      margin-top: 1rem;
      color: var(--color-primary);
      opacity: 0.8;
      text-align: center;
    }