diff --git a/feature/deck/src/main/java/ru/forbion/f7cloud/feature/deck/DeckCardSheet.kt b/feature/deck/src/main/java/ru/forbion/f7cloud/feature/deck/DeckCardSheet.kt
new file mode 100644
index 0000000..5bd6181
--- /dev/null
+++ b/feature/deck/src/main/java/ru/forbion/f7cloud/feature/deck/DeckCardSheet.kt
@@ -0,0 +1,260 @@
+package ru.forbion.f7cloud.feature.deck
+
+import androidx.compose.foundation.background
+import androidx.compose.foundation.border
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.ExperimentalLayoutApi
+import androidx.compose.foundation.layout.FlowRow
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.heightIn
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.foundation.verticalScroll
+import androidx.compose.material3.Checkbox
+import androidx.compose.material3.CheckboxDefaults
+import androidx.compose.material3.DatePicker
+import androidx.compose.material3.DatePickerDialog
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Text
+import androidx.compose.material3.TextButton
+import androidx.compose.material3.rememberDatePickerState
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+import androidx.compose.ui.window.Dialog
+import androidx.compose.ui.window.DialogProperties
+import ru.forbion.f7cloud.core.designsystem.F7Colors
+import ru.forbion.f7cloud.core.designsystem.F7OutlinedField
+import ru.forbion.f7cloud.core.designsystem.F7PrimaryButton
+import ru.forbion.f7cloud.core.designsystem.F7SecondaryButton
+import java.time.Instant
+import java.time.ZoneId
+import java.time.format.DateTimeFormatter
+
+@OptIn(ExperimentalMaterial3Api::class, ExperimentalLayoutApi::class)
+@Composable
+fun DeckCardSheet(
+    card: DeckCard,
+    boardLabels: List<DeckLabel>,
+    stacks: List<DeckStack>,
+    canEdit: Boolean,
+    busy: Boolean,
+    onDismiss: () -> Unit,
+    onToggleDone: () -> Unit,
+    onSave: (title: String, description: String, duedate: String?) -> Unit,
+    onToggleLabel: (DeckLabel) -> Unit,
+    onMove: (targetStackId: Int) -> Unit,
+    onArchive: () -> Unit,
+    onDelete: () -> Unit,
+) {
+    var title by remember(card.id) { mutableStateOf(card.title) }
+    var description by remember(card.id) { mutableStateOf(card.description) }
+    // duedate храним как ISO-строку (как отдаёт/принимает Deck), null = без срока
+    var duedate by remember(card.id) { mutableStateOf(card.duedate) }
+    var datePickerOpen by remember { mutableStateOf(false) }
+
+    Dialog(onDismissRequest = onDismiss, properties = DialogProperties(usePlatformDefaultWidth = false)) {
+        Surface(
+            modifier = Modifier.fillMaxWidth(0.96f).heightIn(max = 680.dp),
+            shape = RoundedCornerShape(16.dp),
+            color = Color.White,
+        ) {
+            Column(
+                modifier = Modifier.verticalScroll(rememberScrollState()).padding(16.dp),
+                verticalArrangement = Arrangement.spacedBy(12.dp),
+            ) {
+                // Done + заголовок
+                Row(verticalAlignment = Alignment.CenterVertically, horizontalArrangement = Arrangement.spacedBy(8.dp)) {
+                    Checkbox(
+                        checked = card.done,
+                        onCheckedChange = { if (canEdit) onToggleDone() },
+                        enabled = canEdit && !busy,
+                        colors = CheckboxDefaults.colors(checkedColor = F7Colors.Primary),
+                    )
+                    Text(
+                        if (card.done) "Выполнена" else "Не выполнена",
+                        style = MaterialTheme.typography.bodyMedium,
+                        color = F7Colors.TextSecondary,
+                    )
+                }
+                F7OutlinedField(value = title, onValueChange = { title = it }, label = "Название")
+                F7OutlinedField(value = description, onValueChange = { description = it }, label = "Описание", minLines = 3)
+
+                // Срок
+                Text("Срок", style = MaterialTheme.typography.bodyMedium, color = F7Colors.TextSecondary)
+                Row(
+                    modifier = Modifier
+                        .fillMaxWidth()
+                        .heightIn(min = 36.dp)
+                        .clip(RoundedCornerShape(10.dp))
+                        .background(F7Colors.SurfaceMuted)
+                        .clickable(enabled = canEdit) { datePickerOpen = true }
+                        .padding(horizontal = 10.dp, vertical = 8.dp),
+                    verticalAlignment = Alignment.CenterVertically,
+                ) {
+                    Text(
+                        duedate?.let { formatDeckDue(it) } ?: "Без срока",
+                        modifier = Modifier.weight(1f),
+                        style = MaterialTheme.typography.bodyMedium,
+                        color = if (duedate != null) F7Colors.TextPrimary else F7Colors.TextSecondary,
+                    )
+                    if (duedate != null) {
+                        Text("Сбросить", color = F7Colors.Primary, style = MaterialTheme.typography.bodyMedium, modifier = Modifier.clickable { duedate = null })
+                    }
+                }
+
+                // Метки доски
+                if (boardLabels.isNotEmpty()) {
+                    Text("Метки", style = MaterialTheme.typography.bodyMedium, color = F7Colors.TextSecondary)
+                    FlowRow(horizontalArrangement = Arrangement.spacedBy(6.dp), verticalArrangement = Arrangement.spacedBy(6.dp)) {
+                        boardLabels.forEach { label ->
+                            val active = card.labels.any { it.id == label.id }
+                            Box(
+                                modifier = Modifier
+                                    .clip(RoundedCornerShape(4.dp))
+                                    .background(
+                                        (parseDeckColor(label.color) ?: F7Colors.Primary)
+                                            .copy(alpha = if (active) 0.35f else 0.12f),
+                                    )
+                                    .border(
+                                        if (active) 2.dp else 1.dp,
+                                        parseDeckColor(label.color) ?: F7Colors.Primary,
+                                        RoundedCornerShape(4.dp),
+                                    )
+                                    .clickable(enabled = canEdit && !busy) { onToggleLabel(label) }
+                                    .padding(horizontal = 8.dp, vertical = 3.dp),
+                            ) {
+                                Text(label.title, style = MaterialTheme.typography.labelMedium, color = F7Colors.TextPrimary)
+                            }
+                        }
+                    }
+                }
+
+                // Переместить в колонку
+                if (canEdit && stacks.size > 1) {
+                    Text("Колонка", style = MaterialTheme.typography.bodyMedium, color = F7Colors.TextSecondary)
+                    FlowRow(horizontalArrangement = Arrangement.spacedBy(6.dp), verticalArrangement = Arrangement.spacedBy(6.dp)) {
+                        stacks.forEach { stack ->
+                            val current = stack.id == card.stackId
+                            Box(
+                                modifier = Modifier
+                                    .clip(RoundedCornerShape(100.dp))
+                                    .background(if (current) F7Colors.PrimaryLight else F7Colors.SurfaceMuted)
+                                    .clickable(enabled = !current && !busy) { onMove(stack.id) }
+                                    .padding(horizontal = 10.dp, vertical = 4.dp),
+                            ) {
+                                Text(stack.title, style = MaterialTheme.typography.bodyMedium, color = F7Colors.TextPrimary)
+                            }
+                        }
+                    }
+                }
+
+                if (canEdit) {
+                    Row(horizontalArrangement = Arrangement.spacedBy(8.dp)) {
+                        F7SecondaryButton("Закрыть", onClick = onDismiss, modifier = Modifier.weight(1f))
+                        F7PrimaryButton(
+                            text = if (busy) "…" else "Сохранить",
+                            onClick = { onSave(title, description, duedate) },
+                            enabled = !busy && title.isNotBlank(),
+                            modifier = Modifier.weight(1f),
+                        )
+                    }
+                    Row(horizontalArrangement = Arrangement.spacedBy(8.dp)) {
+                        F7SecondaryButton("В архив", onClick = onArchive, enabled = !busy, modifier = Modifier.weight(1f))
+                        F7SecondaryButton("Удалить", onClick = onDelete, enabled = !busy, modifier = Modifier.weight(1f))
+                    }
+                } else {
+                    F7SecondaryButton("Закрыть", onClick = onDismiss, modifier = Modifier.fillMaxWidth())
+                }
+            }
+        }
+    }
+
+    if (datePickerOpen) {
+        val initMillis = duedate?.let { parseDeckDueMillis(it) }
+            ?: System.currentTimeMillis()
+        val pickerState = rememberDatePickerState(initialSelectedDateMillis = initMillis)
+        DatePickerDialog(
+            onDismissRequest = { datePickerOpen = false },
+            confirmButton = {
+                TextButton(onClick = {
+                    pickerState.selectedDateMillis?.let { millis ->
+                        // Deck принимает ISO-8601 (в полдень UTC достаточно для «дня»)
+                        val instant = Instant.ofEpochMilli(millis)
+                        duedate = DateTimeFormatter.ISO_INSTANT.format(instant)
+                    }
+                    datePickerOpen = false
+                }) { Text("ОК", color = F7Colors.Primary) }
+            },
+            dismissButton = {
+                TextButton(onClick = { datePickerOpen = false }) { Text("Отмена", color = F7Colors.TextSecondary) }
+            },
+        ) { DatePicker(state = pickerState) }
+    }
+}
+
+@Composable
+fun DeckTextPromptDialog(
+    title: String,
+    label: String,
+    confirmText: String,
+    onConfirm: (String) -> Unit,
+    onDismiss: () -> Unit,
+) {
+    var text by remember { mutableStateOf("") }
+    Dialog(onDismissRequest = onDismiss) {
+        Surface(shape = RoundedCornerShape(16.dp), color = Color.White) {
+            Column(modifier = Modifier.padding(16.dp), verticalArrangement = Arrangement.spacedBy(12.dp)) {
+                Text(
+                    title,
+                    style = MaterialTheme.typography.titleMedium.copy(fontSize = 18.sp),
+                    fontWeight = FontWeight.SemiBold,
+                    color = F7Colors.TextPrimary,
+                )
+                F7OutlinedField(value = text, onValueChange = { text = it }, label = label)
+                Row(horizontalArrangement = Arrangement.spacedBy(8.dp)) {
+                    F7SecondaryButton("Отмена", onClick = onDismiss, modifier = Modifier.weight(1f))
+                    F7PrimaryButton(
+                        text = confirmText,
+                        onClick = { onConfirm(text) },
+                        enabled = text.isNotBlank(),
+                        modifier = Modifier.weight(1f),
+                    )
+                }
+            }
+        }
+    }
+}
+
+
+/** Парсит ISO-строку срока Deck в миллисекунды (для инициализации пикера). */
+internal fun parseDeckDueMillis(iso: String): Long? = runCatching {
+    Instant.parse(iso).toEpochMilli()
+}.getOrElse {
+    runCatching {
+        java.time.OffsetDateTime.parse(iso).toInstant().toEpochMilli()
+    }.getOrNull()
+}
+
+/** Отображение срока: «12 мар». */
+internal fun formatDeckDue(iso: String): String {
+    val millis = parseDeckDueMillis(iso) ?: return iso.take(10)
+    val date = Instant.ofEpochMilli(millis).atZone(ZoneId.systemDefault()).toLocalDate()
+    return date.format(DateTimeFormatter.ofPattern("d MMM"))
+}
diff --git a/feature/deck/src/main/java/ru/forbion/f7cloud/feature/deck/DeckRepository.kt b/feature/deck/src/main/java/ru/forbion/f7cloud/feature/deck/DeckRepository.kt
index 4799e76..b32c5e0 100644
--- a/feature/deck/src/main/java/ru/forbion/f7cloud/feature/deck/DeckRepository.kt
+++ b/feature/deck/src/main/java/ru/forbion/f7cloud/feature/deck/DeckRepository.kt
@@ -1,91 +1,219 @@
 package ru.forbion.f7cloud.feature.deck
 
+import okhttp3.MediaType.Companion.toMediaType
+import okhttp3.OkHttpClient
 import okhttp3.Request
+import okhttp3.RequestBody.Companion.toRequestBody
 import org.json.JSONArray
 import org.json.JSONObject
 import ru.forbion.f7cloud.core.auth.AuthSession
 import ru.forbion.f7cloud.core.network.NetworkFactory
-import ru.forbion.f7cloud.core.network.UnauthorizedException
 
+/**
+ * Deck через внутренний фронт-API (`/index.php/apps/deck/api/v1.0`) — тот же, что у веб-версии.
+ * Пишущие запросы авторизуются app-password + OCS-APIRequest (CSRF при app-password не требуется).
+ */
 class DeckRepository {
-    private fun apiBase(session: AuthSession): String {
-        return "${session.serverUrl.trimEnd('/')}/index.php/apps/deck/api/v1.0"
-    }
+    private fun apiBase(session: AuthSession): String =
+        "${session.serverUrl.trimEnd('/')}/index.php/apps/deck/api/v1.0"
+
+    private fun client(session: AuthSession): OkHttpClient =
+        NetworkFactory.newAuthedClient(session.username, session.appPassword, session.trustAllCerts)
+
+    // --- Чтение ---
 
     suspend fun loadBoards(session: AuthSession): List<DeckBoard> {
-        val client = NetworkFactory.newAuthedClient(session.username, session.appPassword, session.trustAllCerts)
-        val json = getJson(client, "${apiBase(session)}/boards")
-        val array = when (json) {
-            is JSONArray -> json
-            is JSONObject -> JSONArray().put(json)
-            else -> JSONArray()
-        }
+        val json = getJson(client(session), "${apiBase(session)}/boards")
+        val array = json as? JSONArray ?: (json as? JSONObject)?.let { JSONArray().put(it) } ?: JSONArray()
         val out = mutableListOf<DeckBoard>()
         for (i in 0 until array.length()) {
             val board = array.optJSONObject(i) ?: continue
             val id = board.optInt("id", 0)
-            val title = board.optString("title")
-            if (id > 0 && title.isNotBlank()) {
-                out += DeckBoard(id = id, title = title, color = board.optString("color"))
+            if (id > 0 && !board.optBoolean("archived", false)) {
+                out += DeckBoard(
+                    id = id,
+                    title = board.optString("title"),
+                    color = board.optString("color"),
+                    canEdit = board.optJSONObject("permissions")?.optBoolean("PERMISSION_EDIT", true) ?: true,
+                )
             }
         }
         return out
     }
 
     suspend fun loadCard(session: AuthSession, cardId: Int): DeckCardDetail {
-        val client = NetworkFactory.newAuthedClient(session.username, session.appPassword, session.trustAllCerts)
-        val json = getJson(client, "${apiBase(session)}/cards/$cardId") as JSONObject
+        val json = getJson(client(session), "${apiBase(session)}/cards/$cardId") as JSONObject
         val boardId = json.optInt("boardId", json.optInt("board_id", 0))
         if (boardId <= 0) error("Карточка не найдена")
-        return DeckCardDetail(
-            cardId = cardId,
-            boardId = boardId,
-            title = json.optString("title"),
-        )
+        return DeckCardDetail(cardId = cardId, boardId = boardId, title = json.optString("title"))
     }
 
     suspend fun loadBoardDetail(session: AuthSession, boardId: Int): DeckBoardDetail {
-        val client = NetworkFactory.newAuthedClient(session.username, session.appPassword, session.trustAllCerts)
-        val stacksJson = getJson(client, "${apiBase(session)}/boards/$boardId/stacks")
-        val stacksArray = when (stacksJson) {
-            is JSONArray -> stacksJson
-            else -> JSONArray()
-        }
+        val c = client(session)
+        val board = getJson(c, "${apiBase(session)}/boards/$boardId") as JSONObject
+        val labels = parseLabels(board.optJSONArray("labels"))
+        val canEdit = board.optJSONObject("permissions")?.optBoolean("PERMISSION_EDIT", true) ?: true
+        val stacksJson = getJson(c, "${apiBase(session)}/boards/$boardId/stacks") as? JSONArray ?: JSONArray()
         val stacks = mutableListOf<DeckStack>()
-        for (i in 0 until stacksArray.length()) {
-            val stack = stacksArray.optJSONObject(i) ?: continue
+        for (i in 0 until stacksJson.length()) {
+            val stack = stacksJson.optJSONObject(i) ?: continue
             val stackId = stack.optInt("id", 0)
-            val title = stack.optString("title")
-            val cards = mutableListOf<DeckCard>()
+            if (stackId <= 0) continue
             val cardsArray = stack.optJSONArray("cards") ?: JSONArray()
-            for (c in 0 until cardsArray.length()) {
-                val card = cardsArray.optJSONObject(c) ?: continue
-                val cardTitle = card.optString("title")
-                if (cardTitle.isNotBlank()) {
-                    cards += DeckCard(
-                        id = card.optInt("id", 0),
-                        title = cardTitle,
-                        done = card.has("done") && !card.isNull("done"),
-                    )
-                }
-            }
-            if (stackId > 0) {
-                stacks += DeckStack(id = stackId, title = title.ifBlank { "Stack" }, cards = cards)
+            val cards = mutableListOf<DeckCard>()
+            for (cIdx in 0 until cardsArray.length()) {
+                cardsArray.optJSONObject(cIdx)?.let { cards += parseCard(it, stackId) }
             }
+            stacks += DeckStack(
+                id = stackId,
+                boardId = boardId,
+                title = stack.optString("title").ifBlank { "Колонка" },
+                order = stack.optInt("order", i),
+                cards = cards.sortedBy { it.order },
+            )
         }
-        return DeckBoardDetail(boardId = boardId, stacks = stacks)
+        return DeckBoardDetail(
+            boardId = boardId,
+            title = board.optString("title"),
+            canEdit = canEdit,
+            labels = labels,
+            stacks = stacks.sortedBy { it.order },
+        )
     }
 
-    private fun getJson(client: okhttp3.OkHttpClient, url: String): Any {
-        val request = Request.Builder().url(url).build()
+    private fun parseCard(card: JSONObject, stackId: Int): DeckCard = DeckCard(
+        id = card.optInt("id", 0),
+        title = card.optString("title"),
+        done = !card.isNull("done") && card.optString("done").isNotBlank(),
+        description = card.optString("description"),
+        duedate = card.optString("duedate").takeIf { it.isNotBlank() && it != "null" },
+        order = card.optInt("order", 0),
+        stackId = stackId,
+        labels = parseLabels(card.optJSONArray("labels")),
+        assignees = parseAssignees(card.optJSONArray("assignedUsers")),
+    )
+
+    private fun parseLabels(array: JSONArray?): List<DeckLabel> {
+        if (array == null) return emptyList()
+        val out = mutableListOf<DeckLabel>()
+        for (i in 0 until array.length()) {
+            val l = array.optJSONObject(i) ?: continue
+            val id = l.optInt("id", 0)
+            if (id > 0) out += DeckLabel(id = id, title = l.optString("title"), color = l.optString("color"))
+        }
+        return out
+    }
+
+    private fun parseAssignees(array: JSONArray?): List<String> {
+        if (array == null) return emptyList()
+        val out = mutableListOf<String>()
+        for (i in 0 until array.length()) {
+            val a = array.optJSONObject(i) ?: continue
+            val p = a.optJSONObject("participant")
+            val name = p?.optString("displayname")?.takeIf { it.isNotBlank() }
+                ?: p?.optString("uid")?.takeIf { it.isNotBlank() }
+                ?: a.optString("displayname")
+            if (name.isNotBlank()) out += name
+        }
+        return out
+    }
+
+    // --- Запись ---
+
+    fun createCard(session: AuthSession, stackId: Int, title: String): DeckCard {
+        val body = JSONObject().put("title", title).put("type", "plain").put("order", 999).put("stackId", stackId)
+        val json = sendJson(session, "POST", "${apiBase(session)}/cards", body) as? JSONObject
+        return json?.let { parseCard(it, stackId) }
+            ?: DeckCard(id = 0, title = title, done = false, stackId = stackId)
+    }
+
+    fun updateCard(
+        session: AuthSession,
+        card: DeckCard,
+        title: String,
+        description: String,
+        duedate: String?,
+    ) {
+        val body = JSONObject()
+            .put("title", title)
+            .put("type", "plain")
+            .put("owner", session.username)
+            .put("description", description)
+            .put("order", card.order)
+            .put("stackId", card.stackId)
+            .put("duedate", duedate ?: JSONObject.NULL)
+        sendJson(session, "PUT", "${apiBase(session)}/cards/${card.id}", body)
+    }
+
+    fun setCardDone(session: AuthSession, cardId: Int, done: Boolean) {
+        val path = if (done) "done" else "undone"
+        sendJson(session, "PUT", "${apiBase(session)}/cards/$cardId/$path", JSONObject())
+    }
+
+    fun moveCard(session: AuthSession, cardId: Int, targetStackId: Int, order: Int = 0) {
+        val body = JSONObject().put("stackId", targetStackId).put("order", order)
+        sendJson(session, "PUT", "${apiBase(session)}/cards/$cardId/reorder", body)
+    }
+
+    fun archiveCard(session: AuthSession, cardId: Int) {
+        sendJson(session, "PUT", "${apiBase(session)}/cards/$cardId/archive", JSONObject())
+    }
+
+    fun deleteCard(session: AuthSession, cardId: Int) {
+        sendJson(session, "DELETE", "${apiBase(session)}/cards/$cardId", null)
+    }
+
+    fun assignLabel(session: AuthSession, cardId: Int, labelId: Int) {
+        sendJson(session, "POST", "${apiBase(session)}/cards/$cardId/label/$labelId", JSONObject())
+    }
+
+    fun removeLabel(session: AuthSession, cardId: Int, labelId: Int) {
+        sendJson(session, "DELETE", "${apiBase(session)}/cards/$cardId/label/$labelId", null)
+    }
+
+    fun createStack(session: AuthSession, boardId: Int, title: String): DeckStack {
+        val body = JSONObject().put("title", title).put("boardId", boardId).put("order", 999)
+        val json = sendJson(session, "POST", "${apiBase(session)}/stacks", body) as? JSONObject
+        val id = json?.optInt("id", 0) ?: 0
+        return DeckStack(id = id, boardId = boardId, title = title, order = 999, cards = emptyList())
+    }
+
+    // --- HTTP ---
+
+    private fun getJson(client: OkHttpClient, url: String): Any {
+        val request = Request.Builder().url(url).header("OCS-APIRequest", "true").build()
         client.newCall(request).execute().use { response ->
-            if (!response.isSuccessful || response.body == null) {
-                error("Deck API HTTP ${response.code}")
-            }
+            if (!response.isSuccessful || response.body == null) error("Deck API HTTP ${response.code}")
             val body = response.body!!.string().trim()
-            if (body.startsWith("[")) return JSONArray(body)
-            if (body.startsWith("{")) return JSONObject(body)
-            return JSONArray()
+            return when {
+                body.startsWith("[") -> JSONArray(body)
+                body.startsWith("{") -> JSONObject(body)
+                else -> JSONArray()
+            }
+        }
+    }
+
+    private val jsonMedia = "application/json".toMediaType()
+
+    private fun sendJson(session: AuthSession, method: String, url: String, body: JSONObject?): Any? {
+        val payload = (body?.toString() ?: "{}").toRequestBody(jsonMedia)
+        val builder = Request.Builder()
+            .url(url)
+            .header("OCS-APIRequest", "true")
+            .header("Accept", "application/json")
+        when (method) {
+            "POST" -> builder.post(payload)
+            "PUT" -> builder.put(payload)
+            "DELETE" -> if (body != null) builder.delete(payload) else builder.delete()
+        }
+        client(session).newCall(builder.build()).execute().use { response ->
+            if (!response.isSuccessful) error("Deck API HTTP ${response.code}")
+            val text = response.body?.string()?.trim().orEmpty()
+            return when {
+                text.startsWith("{") -> JSONObject(text)
+                text.startsWith("[") -> JSONArray(text)
+                else -> null
+            }
         }
     }
 }
@@ -94,11 +222,20 @@ data class DeckBoard(
     val id: Int,
     val title: String,
     val color: String,
+    val canEdit: Boolean = true,
+)
+
+data class DeckLabel(
+    val id: Int,
+    val title: String,
+    val color: String,
 )
 
 data class DeckStack(
     val id: Int,
+    val boardId: Int,
     val title: String,
+    val order: Int,
     val cards: List<DeckCard>,
 )
 
@@ -106,10 +243,19 @@ data class DeckCard(
     val id: Int,
     val title: String,
     val done: Boolean,
+    val description: String = "",
+    val duedate: String? = null,
+    val order: Int = 0,
+    val stackId: Int = 0,
+    val labels: List<DeckLabel> = emptyList(),
+    val assignees: List<String> = emptyList(),
 )
 
 data class DeckBoardDetail(
     val boardId: Int,
+    val title: String,
+    val canEdit: Boolean,
+    val labels: List<DeckLabel>,
     val stacks: List<DeckStack>,
 )
 
diff --git a/feature/deck/src/main/java/ru/forbion/f7cloud/feature/deck/DeckScreen.kt b/feature/deck/src/main/java/ru/forbion/f7cloud/feature/deck/DeckScreen.kt
index 34b1cbc..c67b566 100644
--- a/feature/deck/src/main/java/ru/forbion/f7cloud/feature/deck/DeckScreen.kt
+++ b/feature/deck/src/main/java/ru/forbion/f7cloud/feature/deck/DeckScreen.kt
@@ -1,26 +1,55 @@
 package ru.forbion.f7cloud.feature.deck
 
+import androidx.compose.foundation.background
+import androidx.compose.foundation.border
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.ExperimentalLayoutApi
+import androidx.compose.foundation.layout.FlowRow
+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.heightIn
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.lazy.LazyColumn
 import androidx.compose.foundation.lazy.items
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.Add
+import androidx.compose.material3.CircularProgressIndicator
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.Icon
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Text
-import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.pulltorefresh.PullToRefreshBox
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.text.style.TextOverflow
+import androidx.compose.ui.unit.dp
 import androidx.lifecycle.viewmodel.compose.viewModel
 import ru.forbion.f7cloud.core.auth.AuthSession
-import ru.forbion.f7cloud.core.designsystem.F7ListCard
+import ru.forbion.f7cloud.core.designsystem.F7Colors
 import ru.forbion.f7cloud.core.designsystem.F7ModuleScreen
 import ru.forbion.f7cloud.core.designsystem.F7OverlayDismissHandler
 import ru.forbion.f7cloud.core.designsystem.F7SecondaryButton
 
-@OptIn(ExperimentalMaterial3Api::class)
+@OptIn(ExperimentalMaterial3Api::class, ExperimentalLayoutApi::class)
 @Composable
 fun DeckScreen(
     session: AuthSession,
@@ -31,23 +60,18 @@ fun DeckScreen(
 ) {
     val vm: DeckViewModel = viewModel()
     val state by vm.state.collectAsState()
+    var addStackOpen by remember { mutableStateOf(false) }
+    var addCardStackId by remember { mutableStateOf<Int?>(null) }
 
-    LaunchedEffect(session.serverUrl, session.username) {
-        vm.load(session)
-    }
+    LaunchedEffect(session.serverUrl, session.username) { vm.load(session) }
     LaunchedEffect(openCardId) {
         val cardId = openCardId ?: return@LaunchedEffect
         vm.openCardById(session, cardId)
         onOpenCardConsumed()
     }
-    LaunchedEffect(state.unauthorized) {
-        if (state.unauthorized) onUnauthorized()
-    }
+    LaunchedEffect(state.unauthorized) { if (state.unauthorized) onUnauthorized() }
 
-    F7OverlayDismissHandler(
-        enabled = state.boardDetail != null,
-        onDismiss = vm::closeBoard,
-    )
+    F7OverlayDismissHandler(enabled = state.boardDetail != null, onDismiss = vm::closeBoard)
 
     F7ModuleScreen(
         modifier = modifier,
@@ -55,7 +79,12 @@ fun DeckScreen(
         error = state.error,
         onRefresh = { vm.load(session) },
         headerActions = {
-            if (state.selectedBoardId != null) {
+            val detail = state.boardDetail
+            if (detail != null) {
+                if (detail.canEdit) {
+                    F7SecondaryButton(text = "+ Колонка", onClick = { addStackOpen = true })
+                    Spacer(Modifier.size(8.dp))
+                }
                 F7SecondaryButton(text = "Назад", onClick = { vm.closeBoard() })
             }
         },
@@ -66,31 +95,240 @@ fun DeckScreen(
             onRefresh = {
                 if (detail != null) vm.openBoard(session, detail.boardId) else vm.load(session)
             },
-            modifier = Modifier
-                .weight(1f)
-                .fillMaxWidth(),
+            modifier = Modifier.weight(1f).fillMaxWidth(),
         ) {
             if (detail != null) {
-                LazyColumn(modifier = Modifier.fillMaxSize()) {
+                LazyColumn(
+                    modifier = Modifier.fillMaxSize(),
+                    contentPadding = androidx.compose.foundation.layout.PaddingValues(bottom = 24.dp),
+                    verticalArrangement = Arrangement.spacedBy(12.dp),
+                ) {
                     items(detail.stacks, key = { it.id }) { stack ->
-                        F7ListCard {
-                            Text(stack.title, style = MaterialTheme.typography.titleSmall)
-                            stack.cards.forEach { card ->
-                                val prefix = if (card.done) "✓ " else "• "
-                                Text(prefix + card.title, style = MaterialTheme.typography.bodyMedium)
-                            }
-                        }
+                        DeckStackSection(
+                            stack = stack,
+                            canEdit = detail.canEdit,
+                            onCardClick = { vm.openCard(it) },
+                            onToggleDone = { vm.toggleDone(session, it) },
+                            onAddCard = { addCardStackId = stack.id },
+                        )
                     }
                 }
             } else {
-                LazyColumn(modifier = Modifier.fillMaxSize()) {
+                LazyColumn(
+                    modifier = Modifier.fillMaxSize(),
+                    contentPadding = androidx.compose.foundation.layout.PaddingValues(vertical = 8.dp),
+                    verticalArrangement = Arrangement.spacedBy(8.dp),
+                ) {
                     items(state.boards, key = { it.id }) { board ->
-                        F7ListCard(onClick = { vm.openBoard(session, board.id) }) {
-                            Text(board.title, style = MaterialTheme.typography.titleSmall)
-                        }
+                        DeckBoardRow(board = board, onClick = { vm.openBoard(session, board.id) })
                     }
                 }
             }
         }
     }
+
+    // Карточка-деталь
+    state.openedCard?.let { card ->
+        DeckCardSheet(
+            card = card,
+            boardLabels = state.boardDetail?.labels.orEmpty(),
+            stacks = state.boardDetail?.stacks.orEmpty(),
+            canEdit = state.boardDetail?.canEdit ?: false,
+            busy = state.busy,
+            onDismiss = vm::closeCard,
+            onToggleDone = { vm.toggleDone(session, card) },
+            onSave = { title, desc, due -> vm.updateCard(session, card, title, desc, due) },
+            onToggleLabel = { vm.toggleLabel(session, card, it) },
+            onMove = { vm.moveCard(session, card, it) },
+            onArchive = { vm.archiveCard(session, card) },
+            onDelete = { vm.deleteCard(session, card) },
+        )
+    }
+
+    if (addStackOpen) {
+        DeckTextPromptDialog(
+            title = "Новая колонка",
+            label = "Название колонки",
+            confirmText = "Создать",
+            onConfirm = { vm.createStack(session, it); addStackOpen = false },
+            onDismiss = { addStackOpen = false },
+        )
+    }
+    addCardStackId?.let { stackId ->
+        DeckTextPromptDialog(
+            title = "Новая карточка",
+            label = "Название карточки",
+            confirmText = "Создать",
+            onConfirm = { vm.createCard(session, stackId, it); addCardStackId = null },
+            onDismiss = { addCardStackId = null },
+        )
+    }
+}
+
+@Composable
+private fun DeckBoardRow(board: DeckBoard, onClick: () -> Unit) {
+    Row(
+        modifier = Modifier
+            .fillMaxWidth()
+            .clip(RoundedCornerShape(8.dp))
+            .background(Color(0xFFFDFDFD))
+            .border(1.dp, Color(0xFFF0F1F4), RoundedCornerShape(8.dp))
+            .clickable(onClick = onClick)
+            .padding(horizontal = 12.dp, vertical = 14.dp),
+        verticalAlignment = Alignment.CenterVertically,
+        horizontalArrangement = Arrangement.spacedBy(10.dp),
+    ) {
+        Box(
+            modifier = Modifier
+                .size(12.dp)
+                .clip(CircleShape)
+                .background(parseDeckColor(board.color) ?: F7Colors.Primary),
+        )
+        Text(
+            board.title,
+            modifier = Modifier.weight(1f),
+            style = MaterialTheme.typography.bodyLarge,
+            fontWeight = FontWeight.Medium,
+            color = F7Colors.TextPrimary,
+            maxLines = 1,
+            overflow = TextOverflow.Ellipsis,
+        )
+    }
+}
+
+@OptIn(ExperimentalLayoutApi::class)
+@Composable
+private fun DeckStackSection(
+    stack: DeckStack,
+    canEdit: Boolean,
+    onCardClick: (DeckCard) -> Unit,
+    onToggleDone: (DeckCard) -> Unit,
+    onAddCard: () -> Unit,
+) {
+    Column(
+        modifier = Modifier
+            .fillMaxWidth()
+            .clip(RoundedCornerShape(8.dp))
+            .background(F7Colors.Grey2)
+            .padding(8.dp),
+        verticalArrangement = Arrangement.spacedBy(6.dp),
+    ) {
+        Row(verticalAlignment = Alignment.CenterVertically) {
+            Text(
+                stack.title,
+                modifier = Modifier.weight(1f),
+                style = MaterialTheme.typography.titleSmall,
+                fontWeight = FontWeight.SemiBold,
+                color = F7Colors.TextPrimary,
+            )
+            Text(
+                stack.cards.size.toString(),
+                style = MaterialTheme.typography.bodyMedium,
+                color = F7Colors.TextSecondary,
+            )
+            if (canEdit) {
+                Spacer(Modifier.size(8.dp))
+                Box(
+                    modifier = Modifier
+                        .size(28.dp)
+                        .clip(CircleShape)
+                        .background(F7Colors.PrimaryLight)
+                        .clickable(onClick = onAddCard),
+                    contentAlignment = Alignment.Center,
+                ) {
+                    Icon(Icons.Filled.Add, contentDescription = "Добавить карточку", tint = F7Colors.Primary, modifier = Modifier.size(18.dp))
+                }
+            }
+        }
+        stack.cards.forEach { card ->
+            DeckCardRow(card = card, onClick = { onCardClick(card) }, onToggleDone = { onToggleDone(card) })
+        }
+        if (stack.cards.isEmpty()) {
+            Text("Нет карточек", style = MaterialTheme.typography.bodyMedium, color = F7Colors.TextSecondary)
+        }
+    }
+}
+
+@OptIn(ExperimentalLayoutApi::class)
+@Composable
+private fun DeckCardRow(card: DeckCard, onClick: () -> Unit, onToggleDone: () -> Unit) {
+    Column(
+        modifier = Modifier
+            .fillMaxWidth()
+            .clip(RoundedCornerShape(8.dp))
+            .background(Color(0xFFFDFDFD))
+            .border(1.dp, F7Colors.Border, RoundedCornerShape(8.dp))
+            .clickable(onClick = onClick)
+            .padding(10.dp),
+        verticalArrangement = Arrangement.spacedBy(4.dp),
+    ) {
+        if (card.labels.isNotEmpty()) {
+            FlowRow(horizontalArrangement = Arrangement.spacedBy(4.dp), verticalArrangement = Arrangement.spacedBy(4.dp)) {
+                card.labels.forEach { DeckLabelChip(it) }
+            }
+        }
+        Row(verticalAlignment = Alignment.CenterVertically) {
+            Box(
+                modifier = Modifier
+                    .size(20.dp)
+                    .clip(RoundedCornerShape(4.dp))
+                    .border(1.5.dp, if (card.done) F7Colors.Primary else F7Colors.Grey1, RoundedCornerShape(4.dp))
+                    .background(if (card.done) F7Colors.Primary else Color.Transparent)
+                    .clickable(onClick = onToggleDone),
+                contentAlignment = Alignment.Center,
+            ) {
+                if (card.done) Text("✓", color = Color.White, style = MaterialTheme.typography.labelSmall)
+            }
+            Spacer(Modifier.size(8.dp))
+            Text(
+                card.title,
+                modifier = Modifier.weight(1f),
+                style = MaterialTheme.typography.bodyMedium,
+                color = F7Colors.TextPrimary,
+                maxLines = 3,
+                overflow = TextOverflow.Ellipsis,
+            )
+        }
+        val due = card.duedate?.let { formatDeckDue(it) }
+        if (due != null || card.assignees.isNotEmpty()) {
+            Row(
+                verticalAlignment = Alignment.CenterVertically,
+                horizontalArrangement = Arrangement.spacedBy(8.dp),
+                modifier = Modifier.padding(start = 28.dp),
+            ) {
+                if (due != null) {
+                    Text("🗓 $due", style = MaterialTheme.typography.labelMedium, color = F7Colors.TextSecondary)
+                }
+                if (card.assignees.isNotEmpty()) {
+                    Text("👤 ${card.assignees.joinToString(", ")}", style = MaterialTheme.typography.labelMedium, color = F7Colors.TextSecondary, maxLines = 1, overflow = TextOverflow.Ellipsis)
+                }
+            }
+        }
+    }
+}
+
+@Composable
+internal fun DeckLabelChip(label: DeckLabel) {
+    val bg = parseDeckColor(label.color) ?: F7Colors.Primary
+    Box(
+        modifier = Modifier
+            .clip(RoundedCornerShape(4.dp))
+            .background(bg.copy(alpha = 0.22f))
+            .border(1.dp, bg, RoundedCornerShape(4.dp))
+            .padding(horizontal = 6.dp, vertical = 1.dp),
+    ) {
+        Text(
+            label.title,
+            style = MaterialTheme.typography.labelMedium,
+            color = F7Colors.TextPrimary,
+            maxLines = 1,
+            overflow = TextOverflow.Ellipsis,
+        )
+    }
+}
+
+/** Цвет Deck («RRGGBB» без #, иногда с #). */
+internal fun parseDeckColor(hex: String?): Color? {
+    val h = hex?.trim()?.removePrefix("#")?.takeIf { it.length == 6 } ?: return null
+    return runCatching { Color(("FF$h").toLong(16)) }.getOrNull()
 }
diff --git a/feature/deck/src/main/java/ru/forbion/f7cloud/feature/deck/DeckViewModel.kt b/feature/deck/src/main/java/ru/forbion/f7cloud/feature/deck/DeckViewModel.kt
index cc3b705..c9515e2 100644
--- a/feature/deck/src/main/java/ru/forbion/f7cloud/feature/deck/DeckViewModel.kt
+++ b/feature/deck/src/main/java/ru/forbion/f7cloud/feature/deck/DeckViewModel.kt
@@ -6,6 +6,7 @@ import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.flow.asStateFlow
+import kotlinx.coroutines.flow.update
 import kotlinx.coroutines.launch
 import ru.forbion.f7cloud.core.auth.AuthSession
 import ru.forbion.f7cloud.core.network.UnauthorizedException
@@ -15,6 +16,8 @@ data class DeckUiState(
     val boards: List<DeckBoard> = emptyList(),
     val selectedBoardId: Int? = null,
     val boardDetail: DeckBoardDetail? = null,
+    val openedCard: DeckCard? = null,
+    val busy: Boolean = false,
     val error: String? = null,
     val unauthorized: Boolean = false,
 )
@@ -27,61 +30,116 @@ class DeckViewModel(
 
     fun load(session: AuthSession) {
         viewModelScope.launch(Dispatchers.IO) {
-            _state.value = _state.value.copy(loading = true, error = null)
+            _state.update { it.copy(loading = true, error = null) }
             runCatching { repository.loadBoards(session) }
-                .onSuccess { boards ->
-                    _state.value = _state.value.copy(loading = false, boards = boards, error = null)
-                }
-                .onFailure { t ->
-                    _state.value = _state.value.copy(
-                        loading = false,
-                        error = t.message,
-                        unauthorized = t is UnauthorizedException,
-                    )
-                }
+                .onSuccess { boards -> _state.update { it.copy(loading = false, boards = boards, error = null) } }
+                .onFailure { t -> fail(t) }
         }
     }
 
     fun openBoard(session: AuthSession, boardId: Int) {
         viewModelScope.launch(Dispatchers.IO) {
-            _state.value = _state.value.copy(
-                loading = true,
-                selectedBoardId = boardId,
-                boardDetail = null,
-                error = null,
-            )
+            _state.update { it.copy(loading = true, selectedBoardId = boardId, boardDetail = null, error = null) }
+            runCatching { repository.loadBoardDetail(session, boardId) }
+                .onSuccess { detail -> _state.update { it.copy(loading = false, boardDetail = detail) } }
+                .onFailure { t -> fail(t) }
+        }
+    }
+
+    private fun reloadBoard(session: AuthSession) {
+        val boardId = _state.value.selectedBoardId ?: return
+        viewModelScope.launch(Dispatchers.IO) {
             runCatching { repository.loadBoardDetail(session, boardId) }
                 .onSuccess { detail ->
-                    _state.value = _state.value.copy(loading = false, boardDetail = detail)
-                }
-                .onFailure { t ->
-                    _state.value = _state.value.copy(
-                        loading = false,
-                        error = t.message,
-                        unauthorized = t is UnauthorizedException,
-                    )
+                    // если открыта карточка — подставим её свежую версию
+                    val openedId = _state.value.openedCard?.id
+                    val freshCard = openedId?.let { id ->
+                        detail.stacks.flatMap { it.cards }.firstOrNull { it.id == id }
+                    }
+                    _state.update { it.copy(boardDetail = detail, openedCard = freshCard ?: it.openedCard, busy = false) }
                 }
+                .onFailure { t -> fail(t) }
         }
     }
 
     fun closeBoard() {
-        _state.value = _state.value.copy(selectedBoardId = null, boardDetail = null)
+        _state.update { it.copy(selectedBoardId = null, boardDetail = null, openedCard = null) }
+    }
+
+    fun openCard(card: DeckCard) {
+        _state.update { it.copy(openedCard = card) }
+    }
+
+    fun closeCard() {
+        _state.update { it.copy(openedCard = null) }
     }
 
     fun openCardById(session: AuthSession, cardId: Int) {
         viewModelScope.launch(Dispatchers.IO) {
-            _state.value = _state.value.copy(loading = true, error = null)
+            _state.update { it.copy(loading = true, error = null) }
             runCatching { repository.loadCard(session, cardId) }
-                .onSuccess { card ->
-                    openBoard(session, card.boardId)
-                }
-                .onFailure { t ->
-                    _state.value = _state.value.copy(
-                        loading = false,
-                        error = t.message ?: "Не удалось открыть карточку",
-                        unauthorized = t is UnauthorizedException,
-                    )
+                .onSuccess { card -> openBoard(session, card.boardId) }
+                .onFailure { t -> fail(t, "Не удалось открыть карточку") }
+        }
+    }
+
+    // --- Действия (оптимистично не мутируем, перечитываем доску) ---
+
+    fun createCard(session: AuthSession, stackId: Int, title: String) =
+        mutate(session) { repository.createCard(session, stackId, title.trim()) }
+
+    fun toggleDone(session: AuthSession, card: DeckCard) =
+        mutate(session) { repository.setCardDone(session, card.id, !card.done) }
+
+    fun updateCard(session: AuthSession, card: DeckCard, title: String, description: String, duedate: String?) =
+        mutate(session) { repository.updateCard(session, card, title.trim(), description.trim(), duedate) }
+
+    fun moveCard(session: AuthSession, card: DeckCard, targetStackId: Int) =
+        mutate(session) { repository.moveCard(session, card.id, targetStackId) }
+
+    fun archiveCard(session: AuthSession, card: DeckCard) =
+        mutate(session, closeCardAfter = true) { repository.archiveCard(session, card.id) }
+
+    fun deleteCard(session: AuthSession, card: DeckCard) =
+        mutate(session, closeCardAfter = true) { repository.deleteCard(session, card.id) }
+
+    fun toggleLabel(session: AuthSession, card: DeckCard, label: DeckLabel) = mutate(session) {
+        if (card.labels.any { it.id == label.id }) {
+            repository.removeLabel(session, card.id, label.id)
+        } else {
+            repository.assignLabel(session, card.id, label.id)
+        }
+    }
+
+    fun createStack(session: AuthSession, title: String) {
+        val boardId = _state.value.selectedBoardId ?: return
+        mutate(session) { repository.createStack(session, boardId, title.trim()) }
+    }
+
+    private fun mutate(
+        session: AuthSession,
+        closeCardAfter: Boolean = false,
+        action: () -> Unit,
+    ) {
+        _state.update { it.copy(busy = true, error = null) }
+        viewModelScope.launch(Dispatchers.IO) {
+            runCatching { action() }
+                .onSuccess {
+                    if (closeCardAfter) _state.update { it.copy(openedCard = null) }
+                    reloadBoard(session)
                 }
+                .onFailure { t -> fail(t) }
+        }
+    }
+
+    private fun fail(t: Throwable, fallback: String? = null) {
+        _state.update {
+            it.copy(
+                loading = false,
+                busy = false,
+                error = t.message ?: fallback,
+                unauthorized = t is UnauthorizedException,
+            )
         }
     }
 }