fix(ui): remove hardcoded colors in BucketList, DateMatch, QuestionThread, WheelHistory; delete unused PlaceholderScreen

app/src/main/java/app/closer/ui/components/PlaceholderScreen.kt

@@ -1,358 +0,0 @@
-package app.closer.ui.components
-
-import app.closer.ui.theme.closerBackgroundBrush
-import app.closer.ui.theme.closerSoftSurfaceColor
-import androidx.compose.foundation.Canvas
-import androidx.compose.foundation.background
-import androidx.compose.foundation.border
-import androidx.compose.foundation.horizontalScroll
-import androidx.compose.foundation.layout.Arrangement
-import androidx.compose.foundation.layout.Box
-import androidx.compose.foundation.layout.Column
-import androidx.compose.foundation.layout.Row
-import androidx.compose.foundation.layout.Spacer
-import androidx.compose.foundation.layout.fillMaxSize
-import androidx.compose.foundation.layout.fillMaxWidth
-import androidx.compose.foundation.layout.height
-import androidx.compose.foundation.layout.navigationBarsPadding
-import androidx.compose.foundation.layout.padding
-import androidx.compose.foundation.layout.safeDrawingPadding
-import androidx.compose.foundation.layout.size
-import androidx.compose.foundation.layout.statusBarsPadding
-import androidx.compose.foundation.layout.width
-import androidx.compose.foundation.rememberScrollState
-import androidx.compose.foundation.shape.CircleShape
-import androidx.compose.foundation.shape.RoundedCornerShape
-import androidx.compose.foundation.verticalScroll
-import androidx.compose.material3.Button
-import androidx.compose.material3.ButtonDefaults
-import androidx.compose.material3.MaterialTheme
-import androidx.compose.material3.OutlinedButton
-import androidx.compose.material3.Surface
-import androidx.compose.material3.Text
-import androidx.compose.runtime.Composable
-import androidx.compose.ui.Alignment
-import androidx.compose.ui.Modifier
-import androidx.compose.ui.draw.clip
-import androidx.compose.ui.geometry.Offset
-import androidx.compose.ui.geometry.Size
-import androidx.compose.ui.graphics.Brush
-import androidx.compose.ui.graphics.Color
-import androidx.compose.ui.graphics.drawscope.rotate
-import androidx.compose.ui.text.font.FontWeight
-import androidx.compose.ui.text.style.TextOverflow
-import androidx.compose.ui.unit.dp
-
-data class PlaceholderAction(
-    val label: String,
-    val route: String
-)
-
-@Composable
-fun PlaceholderScreen(
-    title: String,
-    section: String,
-    description: String,
-    route: String,
-    onNavigate: (String) -> Unit,
-    modifier: Modifier = Modifier,
-    accent: Color = Color(0xFFB98AF4),
-    primaryAction: PlaceholderAction? = null,
-    secondaryAction: PlaceholderAction? = null,
-    chips: List<String> = emptyList(),
-    details: List<String> = emptyList()
-) {
-    val background = closerBackgroundBrush()
-
-    Box(
-        modifier = modifier
-            .fillMaxSize()
-            .background(background)
-    ) {
-        DepthBackdrop(accent = accent)
-
-        Column(
-            modifier = Modifier
-                .fillMaxSize()
-                .safeDrawingPadding()
-                .verticalScroll(rememberScrollState())
-                .padding(horizontal = 22.dp, vertical = 18.dp)
-                .navigationBarsPadding(),
-            verticalArrangement = Arrangement.spacedBy(20.dp)
-        ) {
-            PlaceholderHeader(
-                section = section,
-                title = title,
-                description = description,
-                accent = accent
-            )
-
-            if (chips.isNotEmpty()) {
-                Row(
-                    modifier = Modifier
-                        .fillMaxWidth()
-                        .horizontalScroll(rememberScrollState()),
-                    horizontalArrangement = Arrangement.spacedBy(10.dp)
-                ) {
-                    chips.forEach { chip ->
-                        SignalChip(label = chip, accent = accent)
-                    }
-                }
-            }
-
-            PreviewPanel(
-                title = "What belongs here",
-                accent = accent,
-                details = details.ifEmpty {
-                    listOf(
-                        "The main moment is easy to find",
-                        "Important choices have room to breathe",
-                        "The path forward stays clear"
-                    )
-                }
-            )
-
-            Row(
-                modifier = Modifier.fillMaxWidth(),
-                horizontalArrangement = Arrangement.spacedBy(12.dp)
-            ) {
-                primaryAction?.let { action ->
-                    Button(
-                        onClick = { onNavigate(action.route) },
-                        modifier = Modifier.weight(1f),
-                        colors = ButtonDefaults.buttonColors(
-                            containerColor = accent,
-                            contentColor = MaterialTheme.colorScheme.onPrimary
-                        ),
-                        shape = RoundedCornerShape(16.dp)
-                    ) {
-                        Text(
-                            text = action.label,
-                            maxLines = 1,
-                            overflow = TextOverflow.Ellipsis
-                        )
-                    }
-                }
-
-                secondaryAction?.let { action ->
-                    OutlinedButton(
-                        onClick = { onNavigate(action.route) },
-                        modifier = Modifier.weight(1f),
-                        colors = ButtonDefaults.outlinedButtonColors(
-                            contentColor = MaterialTheme.colorScheme.onSurface
-                        ),
-                        shape = RoundedCornerShape(16.dp)
-                    ) {
-                        Text(
-                            text = action.label,
-                            maxLines = 1,
-                            overflow = TextOverflow.Ellipsis
-                        )
-                    }
-                }
-            }
-
-            Spacer(modifier = Modifier.height(10.dp))
-        }
-    }
-}
-
-@Composable
-private fun PlaceholderHeader(
-    section: String,
-    title: String,
-    description: String,
-    accent: Color
-) {
-    Column(
-        modifier = Modifier
-            .fillMaxWidth()
-            .statusBarsPadding(),
-        verticalArrangement = Arrangement.spacedBy(16.dp)
-    ) {
-        Row(
-            modifier = Modifier.fillMaxWidth(),
-            horizontalArrangement = Arrangement.SpaceBetween,
-            verticalAlignment = Alignment.CenterVertically
-        ) {
-            SignalChip(label = section, accent = accent)
-            Text(
-                text = "Guided",
-                style = MaterialTheme.typography.labelSmall,
-                color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.54f),
-                maxLines = 1,
-                overflow = TextOverflow.Ellipsis
-            )
-        }
-
-        Text(
-            text = title,
-            style = MaterialTheme.typography.displaySmall.copy(
-                fontWeight = FontWeight.SemiBold
-            ),
-            color = MaterialTheme.colorScheme.onSurface,
-            maxLines = 3,
-            overflow = TextOverflow.Ellipsis
-        )
-
-        Text(
-            text = description,
-            style = MaterialTheme.typography.bodyLarge,
-            color = MaterialTheme.colorScheme.onSurfaceVariant,
-            maxLines = 6,
-            overflow = TextOverflow.Ellipsis
-        )
-    }
-}
-
-@Composable
-private fun SignalChip(
-    label: String,
-    accent: Color
-) {
-    Surface(
-        shape = RoundedCornerShape(999.dp),
-        color = Color.White.copy(alpha = 0.72f),
-        tonalElevation = 0.dp,
-        shadowElevation = 0.dp,
-        modifier = Modifier.border(
-            width = 1.dp,
-            brush = Brush.horizontalGradient(
-                listOf(accent.copy(alpha = 0.42f), Color.White.copy(alpha = 0.2f))
-            ),
-            shape = RoundedCornerShape(999.dp)
-        )
-    ) {
-        Text(
-            text = label,
-            modifier = Modifier.padding(horizontal = 13.dp, vertical = 8.dp),
-            style = MaterialTheme.typography.labelMedium,
-            color = MaterialTheme.colorScheme.onSurface,
-            maxLines = 1,
-            overflow = TextOverflow.Ellipsis
-        )
-    }
-}
-
-@Composable
-private fun PreviewPanel(
-    title: String,
-    accent: Color,
-    details: List<String>
-) {
-    Surface(
-        modifier = Modifier.fillMaxWidth(),
-        shape = RoundedCornerShape(28.dp),
-        color = Color.White.copy(alpha = 0.78f),
-        tonalElevation = 0.dp,
-        shadowElevation = 18.dp
-    ) {
-        Column(
-            modifier = Modifier.padding(18.dp),
-            verticalArrangement = Arrangement.spacedBy(14.dp)
-        ) {
-            Row(
-                modifier = Modifier.fillMaxWidth(),
-                horizontalArrangement = Arrangement.SpaceBetween,
-                verticalAlignment = Alignment.CenterVertically
-            ) {
-                Text(
-                    text = title,
-                    style = MaterialTheme.typography.titleMedium,
-                        color = MaterialTheme.colorScheme.onSurface,
-                    fontWeight = FontWeight.SemiBold,
-                    maxLines = 1,
-                    overflow = TextOverflow.Ellipsis
-                )
-                Box(
-                    modifier = Modifier
-                        .clip(CircleShape)
-                        .background(accent.copy(alpha = 0.16f))
-                        .padding(horizontal = 10.dp, vertical = 6.dp)
-                ) {
-                    Text(
-                        text = "Ready",
-                        style = MaterialTheme.typography.labelSmall,
-                        color = Color(0xFF56306F),
-                        maxLines = 1,
-                        overflow = TextOverflow.Ellipsis
-                    )
-                }
-            }
-
-            details.take(4).forEachIndexed { index, detail ->
-                DetailRow(
-                    detail = detail,
-                    accent = accent,
-                    index = index
-                )
-            }
-        }
-    }
-}
-
-@Composable
-private fun DetailRow(
-    detail: String,
-    accent: Color,
-    index: Int
-) {
-    Row(
-        modifier = Modifier
-            .fillMaxWidth()
-            .clip(RoundedCornerShape(18.dp))
-            .background(closerSoftSurfaceColor())
-            .padding(14.dp),
-        verticalAlignment = Alignment.CenterVertically
-    ) {
-        Box(
-            modifier = Modifier
-                .size(34.dp)
-                .clip(RoundedCornerShape(12.dp))
-                .background(accent.copy(alpha = 0.16f)),
-            contentAlignment = Alignment.Center
-        ) {
-            Text(
-                text = (index + 1).toString().padStart(2, '0'),
-                style = MaterialTheme.typography.labelMedium,
-                color = Color(0xFF56306F),
-                fontWeight = FontWeight.SemiBold
-            )
-        }
-        Spacer(modifier = Modifier.width(12.dp))
-        Text(
-            text = detail,
-            style = MaterialTheme.typography.bodyMedium,
-            color = MaterialTheme.colorScheme.onSurfaceVariant,
-            modifier = Modifier.weight(1f),
-            maxLines = 2,
-            overflow = TextOverflow.Ellipsis
-        )
-    }
-}
-
-@Composable
-private fun DepthBackdrop(accent: Color) {
-    Canvas(modifier = Modifier.fillMaxSize()) {
-        rotate(degrees = -12f, pivot = Offset(size.width * 0.76f, size.height * 0.12f)) {
-            drawRoundRect(
-                brush = Brush.linearGradient(
-                    listOf(accent.copy(alpha = 0.26f), Color(0xFFE7A2D1).copy(alpha = 0.14f))
-                ),
-                topLeft = Offset(size.width * 0.44f, -size.height * 0.05f),
-                size = Size(size.width * 0.78f, size.height * 0.24f),
-                cornerRadius = androidx.compose.ui.geometry.CornerRadius(72.dp.toPx())
-            )
-        }
-        rotate(degrees = 9f, pivot = Offset(size.width * 0.18f, size.height * 0.78f)) {
-            drawRoundRect(
-                brush = Brush.linearGradient(
-                    listOf(Color(0xFFF4E8FF).copy(alpha = 0.32f), Color.White.copy(alpha = 0.08f))
-                ),
-                topLeft = Offset(-size.width * 0.22f, size.height * 0.64f),
-                size = Size(size.width * 0.74f, size.height * 0.22f),
-                cornerRadius = androidx.compose.ui.geometry.CornerRadius(56.dp.toPx())
-            )
-        }
-    }
-}

app/src/main/java/app/closer/ui/dates/BucketListScreen.kt

@@ -248,7 +248,7 @@ private fun FilterChip(
 ) {
     Surface(
         shape = RoundedCornerShape(999.dp),
-        color = if (selected) Color(0xFFB98AF4) else Color(0xFFFFF8FC),
+        color = if (selected) MaterialTheme.colorScheme.primary else MaterialTheme.colorScheme.surfaceVariant,
         tonalElevation = if (selected) 0.dp else 2.dp,
         shadowElevation = if (selected) 0.dp else 2.dp,
         modifier = Modifier
@@ -378,13 +378,13 @@ private fun CategoryBadge(
 ) {
     Surface(
         shape = RoundedCornerShape(999.dp),
-        color = Color(0xFFF3E8FF)
+        color = MaterialTheme.colorScheme.primaryContainer
     ) {
         Text(
             text = category.replaceFirstChar { it.uppercase() },
             modifier = Modifier.padding(horizontal = 11.dp, vertical = 6.dp),
             style = MaterialTheme.typography.labelSmall,
-            color = Color(0xFF56306F),
+            color = MaterialTheme.colorScheme.onPrimaryContainer,
             fontWeight = FontWeight.SemiBold
         )
     }
@@ -406,7 +406,7 @@ private fun AddItemDialog(
     Surface(
         modifier = Modifier.padding(20.dp),
         shape = RoundedCornerShape(28.dp),
-        color = Color.White
+        color = MaterialTheme.colorScheme.surface
     ) {
         Column(
             modifier = Modifier
@@ -459,10 +459,10 @@ private fun AddItemDialog(
                     modifier = Modifier.weight(1f),
                     shape = RoundedCornerShape(16.dp),
                     colors = ButtonDefaults.buttonColors(
-                        containerColor = Color(0xFFE3D4EB)
+                        containerColor = MaterialTheme.colorScheme.secondaryContainer
                     )
                 ) {
-                    Text("Cancel", color = MaterialTheme.colorScheme.onSurfaceVariant)
+                    Text("Cancel", color = MaterialTheme.colorScheme.onSecondaryContainer)
                 }
 
                 Button(
@@ -470,7 +470,7 @@ private fun AddItemDialog(
                     modifier = Modifier.weight(1f),
                     shape = RoundedCornerShape(16.dp),
                     colors = ButtonDefaults.buttonColors(
-                        containerColor = Color(0xFFB98AF4),
+                        containerColor = MaterialTheme.colorScheme.primary,
                         contentColor = MaterialTheme.colorScheme.onPrimary
                     )
                 ) {
@@ -489,7 +489,7 @@ private fun CategoryChip(
 ) {
     Surface(
         shape = RoundedCornerShape(999.dp),
-        color = if (selected) Color(0xFFB98AF4) else Color(0xFFFFF8FC),
+        color = if (selected) MaterialTheme.colorScheme.primary else MaterialTheme.colorScheme.surfaceVariant,
         tonalElevation = if (selected) 0.dp else 2.dp,
         shadowElevation = if (selected) 0.dp else 2.dp,
         modifier = Modifier

app/src/main/java/app/closer/ui/dates/DateMatchScreen.kt

@@ -239,18 +239,18 @@ private fun DateMatchHeader(
         IconButton(onClick = onViewMatches) {
             Surface(
                 shape = CircleShape,
-                color = Color(0xFFF3E8FF)
+                color = MaterialTheme.colorScheme.primaryContainer
             ) {
                 Box(modifier = Modifier.padding(8.dp)) {
                     Icon(
                         imageVector = Icons.Filled.Favorite,
                         contentDescription = "View matches",
-                        tint = Color(0xFF56306F)
+                        tint = MaterialTheme.colorScheme.onPrimaryContainer
                     )
                     if (matchCount > 0) {
                         Surface(
                             shape = CircleShape,
-                            color = Color(0xFF8D2D35),
+                            color = MaterialTheme.colorScheme.error,
                             modifier = Modifier
                                 .size(16.dp)
                                 .align(Alignment.TopEnd)
@@ -258,7 +258,7 @@ private fun DateMatchHeader(
                             Text(
                                 text = matchCount.toString(),
                                 style = MaterialTheme.typography.labelSmall,
-                                color = Color.White,
+                                color = MaterialTheme.colorScheme.onError,
                                 modifier = Modifier.align(Alignment.Center)
                             )
                         }

app/src/main/java/app/closer/ui/questions/QuestionThreadScreen.kt

@@ -168,7 +168,7 @@ private fun WaitingPhase(
         Surface(
             modifier = Modifier.fillMaxWidth(),
             shape = RoundedCornerShape(20.dp),
-            color = Color.White.copy(alpha = 0.78f)
+            color = MaterialTheme.colorScheme.surfaceVariant.copy(alpha = 0.78f)
         ) {
             Column(
                 modifier = Modifier.padding(18.dp),

app/src/main/java/app/closer/ui/wheel/WheelHistoryScreen.kt

@@ -355,13 +355,13 @@ private fun GameHistoryLockedCard(onUnlock: () -> Unit) {
         ) {
             Surface(
                 shape = RoundedCornerShape(50.dp),
-                color = Color(0xFFF8F1FF)
+                color = MaterialTheme.colorScheme.surfaceVariant
             ) {
                 Icon(
                     Icons.Filled.Lock,
                     contentDescription = null,
                     modifier = Modifier.padding(16.dp).size(28.dp),
-                    tint = Color(0xFFB98AF4)
+                    tint = MaterialTheme.colorScheme.primary
                 )
             }
             Text(