### AdaptiveButtonSample
```kotlin
@Composable
fun AdaptiveButtonSample() {
    Column(Modifier.padding(top = 100.dp).padding(16.dp)) {
        val isTouchPrimary = mediaQuery { pointerPrecision == PointerPrecision.Coarse }
        val isUnreachable = mediaQuery { viewingDistance != ViewingDistance.Near }
        // Adjust button size for touch targets
        val adaptiveSize =
            when {
                isUnreachable -> DpSize(150.dp, 70.dp)
                isTouchPrimary -> DpSize(120.dp, 50.dp)
                else -> DpSize(100.dp, 40.dp)
            }
        // Adjust style for reachability
        val label = "Submit"
        val adaptiveLabel = if (isUnreachable) label.uppercase(getDefault()) else label
        Button(
            modifier =
                Modifier.clip(RoundedCornerShape(8.dp)).size(adaptiveSize).background(Color.Blue),
            onClick = {},
        ) {
            Text(text = adaptiveLabel, color = Color.White, style = TextStyle())
        }
    }
}
```
### FoldableAwareSample
```kotlin
@Composable
fun FoldableAwareSample() {
    Column(Modifier.fillMaxSize()) {
        when {
            mediaQuery { windowPosture == Posture.Tabletop } -> {
                // Tabletop mode layout: Two rows separated by hinge
                Column(Modifier.fillMaxSize()) {
                    Box(
                        Modifier.weight(1f).background(Color.Red).fillMaxWidth(),
                        contentAlignment = Alignment.Center,
                    ) {
                        Text("Tabletop mode")
                    }
                    Box(
                        Modifier.height(20.dp).background(Color.Black).fillMaxWidth()
                    ) // Hinge visualization
                    Box(Modifier.weight(1f).background(Color.Blue).fillMaxWidth())
                }
            }
            mediaQuery { windowPosture == Posture.Book } -> {
                // Book mode layout: Two columns separated by hinge
                Row(Modifier.fillMaxSize()) {
                    Box(
                        Modifier.weight(1f).background(Color.Red).fillMaxHeight(),
                        contentAlignment = Alignment.Center,
                    ) {
                        Text("Book mode")
                    }
                    Box(
                        Modifier.width(20.dp).background(Color.Black).fillMaxHeight()
                    ) // Hinge visualization
                    Box(Modifier.weight(1f).background(Color.Blue).fillMaxHeight())
                }
            }
            else -> {
                // Flat mode
                Box(
                    Modifier.background(Color.LightGray).fillMaxSize(),
                    contentAlignment = Alignment.Center,
                ) {
                    Text("Flat mode")
                }
            }
        }
    }
}
```