body {
            background-color: #e9ecef;
            font-family: 'Segoe UI', sans-serif;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            margin: 0;
        }

        .login-container {
            background-color: #ffffff;
            border: 1px solid #dee2e6;
            box-shadow: 0 10px 30px rgba(0,0,0,0.08);
            width: 100%;
            max-width: 420px;
            border-radius: 6px;
            overflow: hidden;
        }

        .login-header {
            background-color: #212529;
            padding: 30px 20px 20px;
            text-align: center;
        }

        .login-logo {
            width: 150px;
            height: 65px;
            object-fit: contain;
            margin-bottom: 10px;
        }

        .login-title {
            color: #ffffff;
            font-size: 1.0rem;
            font-weight: 500;
        }

        .login-body {
            padding: 30px 25px 25px;
        }

        .form-label {
            font-weight: 500;
        }

        .btn-primary {
            width: 100%;
            font-weight: 600;
        }

        .error-msg {
            color: #dc3545;
            text-align: center;
            margin-bottom: 15px;
        }