/* Estilos mejorados para la página de login */
        body.login-body {
            background: #f5f7fa;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        .login-container {
            width: 100%;
            max-width: 400px;
            margin: 0 auto;
        }

        .login-card {
            background-color: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
        }

        .login-header {
            padding: 25px 30px;
            text-align: center;
            background-color: #fff;
            border-bottom: 1px solid #f1f1f1;
        }

        .login-header h2 {
            margin: 0;
            font-size: 22px;
            color: #333;
            font-weight: 600;
            margin-bottom: 10px;
        }
        
        .login-header p {
            margin: 0;
            color: #666;
            font-size: 14px;
        }

        .login-logo-container {
            padding: 30px 0 15px;
            text-align: center;
        }

        .login-logo-placeholder {
            width: 120px;
            height: 120px;
            margin: 0 auto;
            background-color: #f8f9fa;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 50px;
            color: #3498db;
            border: 3px solid #e6f2fd;
        }

        .login-body {
            padding: 20px 30px 30px;
        }

        .alert {
            padding: 12px 15px;
            margin-bottom: 20px;
            border-radius: 6px;
            font-size: 14px;
        }

        .alert-danger {
            background-color: #feeded;
            color: #e74c3c;
            border: 1px solid #ffd0d0;
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
            color: #333;
        }

        .input-icon {
            position: relative;
        }

        .input-icon i {
            position: absolute;
            left: 12px;
            top: 50%;
            transform: translateY(-50%);
            color: #aaa;
        }

        .form-control {
            width: 100%;
            padding: 12px 15px 12px 40px;
            border: 1px solid #ddd;
            border-radius: 6px;
            font-size: 15px;
            transition: all 0.3s ease;
        }

        .form-control:focus {
            outline: none;
            border-color: #3498db;
            box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
        }

        .toggle-password {
            position: absolute;
            right: 12px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            color: #aaa;
            cursor: pointer;
            font-size: 14px;
        }

        .toggle-password:hover {
            color: #3498db;
        }

        .btn {
            display: inline-block;
            padding: 12px 20px;
            border: none;
            border-radius: 6px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 500;
            transition: all 0.3s ease;
            text-align: center;
        }

        .btn i {
            margin-right: 8px;
        }

        .btn-primary {
            background-color: #3498db;
            color: white;
        }

        .btn-primary:hover {
            background-color: #2980b9;
            transform: translateY(-2px);
            box-shadow: 0 3px 8px rgba(0, 0, 0, 0.1);
        }

        .btn-block {
            display: block;
            width: 100%;
        }

        .login-footer {
            padding: 15px 30px;
            text-align: center;
            background-color: #f9f9f9;
            border-top: 1px solid #f1f1f1;
            color: #666;
            font-size: 14px;
        }

        /* Media queries para dispositivos pequeños */
        @media (max-width: 480px) {
            .login-logo-placeholder {
                width: 100px;
                height: 100px;
                font-size: 40px;
            }
            
            .login-header h2 {
                font-size: 20px;
            }
            
            .login-body, .login-header, .login-footer {
                padding-left: 20px;
                padding-right: 20px;
            }
            
            .btn {
                padding: 10px 15px;
            }
        }