diff --git a/src/renderer/src/components/ConnectionCard.vue b/src/renderer/src/components/ConnectionCard.vue
index 324e828..ac23b80 100644
--- a/src/renderer/src/components/ConnectionCard.vue
+++ b/src/renderer/src/components/ConnectionCard.vue
@@ -1,14 +1,10 @@
 <script setup lang="ts">
-import { computed, ref } from 'vue'
-import { ElMessage } from 'element-plus'
+import { computed } from 'vue'
 import type { ConnectionConfig } from '@renderer/stores/connection'
 import { useConnectionStore } from '@renderer/stores/connection'
-import { useI18n } from '@renderer/i18n'
 
 const props = defineProps<{ connection: ConnectionConfig }>()
-const emit = defineEmits<{ edit: [conn: ConnectionConfig]; delete: [id: string] }>()
 const connStore = useConnectionStore()
-const { t } = useI18n()
 
 const isActive = computed(() => connStore.activeId === props.connection.id)
 const isConn = computed(() => connStore.isConnectedById(props.connection.id))
@@ -17,9 +13,6 @@ const statusColor = computed(() => {
   return 'var(--text-muted)'
 })
 
-const COLOR_PRESETS = ['#6366f1', '#22c55e', '#f59e0b', '#ef4444', '#3b82f6', '#ec4899']
-const showColorPicker = ref(false)
-
 const assignedColor = computed(() => props.connection.color || '')
 
 function handleClick() {
@@ -34,42 +27,6 @@ function handleClick() {
   }
 }
 
-function cycleColor() {
-  if (!props.connection.color) {
-    setColor(COLOR_PRESETS[0])
-    return
-  }
-  const idx = COLOR_PRESETS.indexOf(props.connection.color)
-  if (idx === -1 || idx === COLOR_PRESETS.length - 1) {
-    setColor('')
-  } else {
-    setColor(COLOR_PRESETS[idx + 1])
-  }
-}
-
-function setColor(color: string) {
-  const updated = { ...props.connection, color: color || undefined }
-  connStore.saveConnection(updated)
-  showColorPicker.value = false
-}
-
-function selectColor(color: string) {
-  setColor(color)
-}
-
-async function handleDuplicate() {
-  const copy: ConnectionConfig = {
-    ...props.connection,
-    id: `${props.connection.id}_copy_${Date.now()}`,
-    name: `${props.connection.name} (copy)`,
-    order: Date.now(),
-    createdAt: Date.now(),
-  }
-  await connStore.saveConnection(copy)
-  ElMessage.success(t('connection.duplicated'))
-}
-
-// Drag events
 function onDragStart(e: DragEvent) {
   if (e.dataTransfer) {
     e.dataTransfer.setData('text/plain', props.connection.id)
@@ -96,36 +53,6 @@ function onDragStart(e: DragEvent) {
       <div class="card-name">{{ connection.name }}</div>
       <div class="card-host">{{ connection.host }}:{{ connection.port }}</div>
     </div>
-    <div class="card-actions" @click.stop>
-      <!-- Color dot / picker -->
-      <div class="color-wrapper" @mouseenter="showColorPicker = true" @mouseleave="showColorPicker = false">
-        <button
-          class="card-btn color-dot"
-          :style="{ background: assignedColor || 'var(--text-muted)' }"
-          :title="t('connection.setColor')"
-          @click="cycleColor"
-        />
-        <div v-if="showColorPicker" class="color-dropdown">
-          <button
-            v-for="c in COLOR_PRESETS"
-            :key="c"
-            class="color-option"
-            :style="{ background: c }"
-            :class="{ active: assignedColor === c }"
-            @click="selectColor(c)"
-          />
-          <button
-            v-if="assignedColor"
-            class="color-option color-clear"
-            title="Clear"
-            @click="setColor('')"
-          >&#x2715;</button>
-        </div>
-      </div>
-      <button class="card-btn" :title="t('connection.duplicate')" @click="handleDuplicate">&#x1F4CB;</button>
-      <button class="card-btn" title="Edit" @click="emit('edit', connection)">&#x270E;</button>
-      <button class="card-btn card-btn-danger" title="Delete" @click="emit('delete', connection.id)">&#x2715;</button>
-    </div>
   </div>
 </template>
 
@@ -187,97 +114,4 @@ function onDragStart(e: DragEvent) {
   color: var(--text-muted);
   margin-top: 2px;
 }
-
-.card-actions {
-  display: flex;
-  gap: 4px;
-  opacity: 0;
-  transition: opacity 0.15s;
-  align-items: center;
-}
-
-.connection-card:hover .card-actions {
-  opacity: 1;
-}
-
-.card-btn {
-  width: 24px;
-  height: 24px;
-  border: none;
-  background: transparent;
-  color: var(--text-muted);
-  border-radius: 6px;
-  cursor: pointer;
-  font-size: 12px;
-  display: flex;
-  align-items: center;
-  justify-content: center;
-}
-
-.card-btn:hover {
-  background: var(--bg-card-hover);
-  color: var(--text-primary);
-}
-
-.card-btn-danger:hover {
-  background: rgba(239, 68, 68, 0.15);
-  color: var(--danger);
-}
-
-/* Color picker */
-.color-wrapper {
-  position: relative;
-  display: flex;
-  align-items: center;
-}
-
-.color-dot {
-  width: 14px !important;
-  height: 14px !important;
-  border-radius: 50% !important;
-  flex-shrink: 0;
-}
-
-.color-dropdown {
-  position: absolute;
-  top: 100%;
-  right: 0;
-  margin-top: 6px;
-  background: var(--bg-card);
-  border: 1px solid var(--border-color);
-  border-radius: var(--radius-sm);
-  padding: 6px;
-  display: flex;
-  gap: 4px;
-  z-index: 100;
-  box-shadow: var(--shadow-md);
-}
-
-.color-option {
-  width: 18px;
-  height: 18px;
-  border-radius: 50%;
-  border: 2px solid transparent;
-  cursor: pointer;
-  padding: 0;
-  transition: transform 0.15s;
-}
-
-.color-option:hover {
-  transform: scale(1.25);
-}
-
-.color-option.active {
-  border-color: var(--text-primary);
-}
-
-.color-clear {
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  font-size: 10px;
-  background: var(--bg-card-hover) !important;
-  color: var(--text-muted);
-  border-color: var(--border-color);
-}
 </style>
diff --git a/src/renderer/src/components/ConnectionList.vue b/src/renderer/src/components/ConnectionList.vue
index 212359f..7572e2d 100644
--- a/src/renderer/src/components/ConnectionList.vue
+++ b/src/renderer/src/components/ConnectionList.vue
@@ -12,6 +12,71 @@ const searchQuery = ref('')
 const dragOverId = ref<string | null>(null)
 const emit = defineEmits<{ edit: [conn: ConnectionConfig | null] }>()
 
+// Context menu
+const ctxMenu = ref<{ visible: boolean; x: number; y: number; conn: ConnectionConfig | null }>({
+  visible: false, x: 0, y: 0, conn: null,
+})
+const ctxIsConnected = computed(() =>
+  ctxMenu.value.conn ? connStore.isConnectedById(ctxMenu.value.conn.id) : false,
+)
+
+function onContextMenu(e: MouseEvent, conn: ConnectionConfig) {
+  ctxMenu.value = { visible: true, x: e.clientX, y: e.clientY, conn }
+}
+
+function closeCtxMenu() {
+  ctxMenu.value.visible = false
+}
+
+function ctxConnect() {
+  if (ctxMenu.value.conn) connStore.connect(ctxMenu.value.conn)
+  closeCtxMenu()
+}
+
+function ctxDisconnect() {
+  if (ctxMenu.value.conn) connStore.disconnectById(ctxMenu.value.conn.id)
+  closeCtxMenu()
+}
+
+function ctxEdit() {
+  if (ctxMenu.value.conn) emit('edit', ctxMenu.value.conn)
+  closeCtxMenu()
+}
+
+async function ctxDuplicate() {
+  const conn = ctxMenu.value.conn
+  if (conn) {
+    const copy: ConnectionConfig = {
+      ...conn,
+      id: `${conn.id}_copy_${Date.now()}`,
+      name: `${conn.name} (copy)`,
+      order: Date.now(),
+      createdAt: Date.now(),
+    }
+    await connStore.saveConnection(copy)
+    ElMessage.success(t('connection.duplicated'))
+  }
+  closeCtxMenu()
+}
+
+async function ctxDelete() {
+  const conn = ctxMenu.value.conn
+  closeCtxMenu()
+  if (!conn) return
+  try {
+    await ElMessageBox.confirm(
+      `${t('connection.delete')}: ${conn.name}?`,
+      t('common.confirm'),
+      {
+        type: 'warning',
+        confirmButtonText: t('connection.delete'),
+        cancelButtonText: t('common.cancel'),
+      },
+    )
+    await connStore.deleteConnection(conn.id)
+  } catch { /* cancelled */ }
+}
+
 const filteredConnections = computed(() => {
   const q = searchQuery.value.toLowerCase()
   return connStore.connections
@@ -19,21 +84,6 @@ const filteredConnections = computed(() => {
     .sort((a, b) => a.order - b.order)
 })
 
-async function handleDelete(id: string) {
-  try {
-    await ElMessageBox.confirm('Delete this connection?', 'Confirm', {
-      type: 'warning',
-      confirmButtonText: 'Delete',
-      cancelButtonText: 'Cancel',
-    })
-    await connStore.deleteConnection(id)
-  } catch { /* cancelled */ }
-}
-
-function handleEdit(conn: ConnectionConfig) {
-  emit('edit', conn)
-}
-
 function handleNew() {
   emit('edit', null)
 }
@@ -124,12 +174,9 @@ async function handleImport() {
         @dragover="onDragOver($event, conn.id)"
         @dragleave="onDragLeave"
         @drop="onDrop($event, conn.id)"
+        @contextmenu.prevent="onContextMenu($event, conn)"
       >
-        <ConnectionCard
-          :connection="conn"
-          @edit="handleEdit"
-          @delete="handleDelete"
-        />
+        <ConnectionCard :connection="conn" />
       </div>
       <div v-if="filteredConnections.length === 0" class="list-empty">
         <p v-if="searchQuery">{{ t('connection.noMatch') }}</p>
@@ -150,6 +197,30 @@ async function handleImport() {
       </div>
     </div>
   </div>
+
+  <!-- Context menu -->
+  <Teleport to="body">
+    <template v-if="ctxMenu.visible && ctxMenu.conn">
+      <div class="ctx-overlay" @click="closeCtxMenu" @contextmenu.prevent="closeCtxMenu" />
+      <div
+        class="ctx-menu"
+        :style="{ left: ctxMenu.x + 'px', top: ctxMenu.y + 'px' }"
+        @click.stop
+      >
+        <button class="ctx-item" @click="ctxConnect" v-if="!ctxIsConnected">
+          {{ t('connection.connect') }}
+        </button>
+        <button class="ctx-item" @click="ctxDisconnect" v-else>
+          {{ t('connection.disconnect') }}
+        </button>
+        <div class="ctx-divider" />
+        <button class="ctx-item" @click="ctxEdit">{{ t('connection.edit') }}</button>
+        <button class="ctx-item" @click="ctxDuplicate">{{ t('connection.duplicate') }}</button>
+        <div class="ctx-divider" />
+        <button class="ctx-item ctx-danger" @click="ctxDelete">{{ t('connection.delete') }}</button>
+      </div>
+    </template>
+  </Teleport>
 </template>
 
 <style scoped>
@@ -237,4 +308,54 @@ async function handleImport() {
   justify-content: center;
   gap: 8px;
 }
+
+/* Context menu */
+.ctx-overlay {
+  position: fixed;
+  inset: 0;
+  z-index: 9998;
+}
+
+.ctx-menu {
+  position: fixed;
+  z-index: 9999;
+  min-width: 140px;
+  background: var(--bg-card);
+  border: 1px solid var(--border-color);
+  border-radius: var(--radius-sm);
+  box-shadow: var(--shadow-md);
+  padding: 4px;
+}
+
+.ctx-item {
+  display: block;
+  width: 100%;
+  padding: 7px 14px;
+  border: none;
+  background: transparent;
+  color: var(--text-primary);
+  font-size: 13px;
+  text-align: left;
+  border-radius: var(--radius-sm);
+  cursor: pointer;
+  transition: background 0.15s;
+}
+
+.ctx-item:hover {
+  background: var(--bg-card-hover);
+}
+
+.ctx-danger {
+  color: var(--danger);
+}
+
+.ctx-danger:hover {
+  background: rgba(239, 68, 68, 0.15);
+}
+
+.ctx-divider {
+  height: 1px;
+  background: var(--border-color);
+  margin: 4px 0;
+}
 </style>