Square shaped layout with shadow : Make a card with elevation (cardElevation with layout_margin property valorized with near values) inside a constraintLayout with dynamically resizable square shape (aspect ratio 1:1))

card_device.xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content">


    <com.google.android.material.card.MaterialCardView
        style="@style/HomeCard.White"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_margin="@dimen/_10ssp"
        app:cardCornerRadius="@dimen/_10ssp"
        app:cardElevation="8dp"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintDimensionRatio="1"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent">


        <androidx.constraintlayout.widget.ConstraintLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent">


            <ImageView
                android:id="@+id/imageView"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginStart="8dp"
                android:layout_marginTop="8dp"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toTopOf="parent"
                app:srcCompat="@drawable/placeholder_circ_black_24dp" />

            <TextView
                android:id="@+id/device_type_txt"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginStart="8dp"
                android:text="Nome Tipo Device"
                android:textAppearance="@style/Text.Regular"
                app:layout_constraintBottom_toTopOf="@+id/imageView"
                app:layout_constraintStart_toEndOf="@+id/imageView"
                app:layout_constraintTop_toBottomOf="@+id/imageView" />

            <TextView
                android:id="@+id/device_name_txt"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_marginStart="8dp"
                android:layout_marginTop="32dp"
                android:layout_marginEnd="8dp"
                android:lines="2"
                android:maxLines="2"
                android:text="Nome Device Nome Device"
                android:textAppearance="@style/Text.Bold"
                android:textSize="@dimen/_18ssp"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toBottomOf="@+id/imageView" />

            <TextView
                android:id="@+id/room_name_txt"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginStart="8dp"
                android:layout_marginTop="64dp"
                android:text="nome stanza"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toBottomOf="@+id/device_name_txt" />

            <TextView
                android:id="@+id/percentage_value_txt"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="99"
                android:textAppearance="@style/Text.Regular"
                android:textSize="@dimen/_38ssp"
                app:layout_constraintBaseline_toBaselineOf="@id/room_name_txt"
                app:layout_constraintEnd_toStartOf="@+id/percent_symb_txt" />

            <TextView
                android:id="@+id/percent_symb_txt"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginEnd="8dp"
                android:text="%"
                android:textAppearance="@style/Text.Regular"
                android:textSize="@dimen/_38ssp"
                app:layout_constraintBottom_toBottomOf="@+id/percentage_value_txt"
                app:layout_constraintEnd_toEndOf="parent" />

            <ImageView
                android:id="@+id/imageView2"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginTop="8dp"
                android:layout_marginEnd="4dp"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintTop_toTopOf="parent"
                app:srcCompat="@drawable/placeholder_move_dev_40dp" />
        </androidx.constraintlayout.widget.ConstraintLayout>


    </com.google.android.material.card.MaterialCardView>

</androidx.constraintlayout.widget.ConstraintLayout>