правка визуальных багов

frontend/admin/js/views/classrooms.js

@@ -13,6 +13,7 @@ async function fetchEquipments() {
 function renderEquipmentCheckboxes(equipments, containerId, selectTextId, selectedIds = []) {
     const container = document.getElementById(containerId);
     if (!container) return;
+    const selected = new Set(selectedIds.map(id => String(id)));
     
     if (!equipments || !equipments.length) {
         container.innerHTML = '<p class="text-muted"><small>Оборудование отсутствует</small></p>';
@@ -21,9 +22,10 @@ function renderEquipmentCheckboxes(equipments, containerId, selectTextId, select
     }
     
     container.innerHTML = equipments.map(eq => `
-        <label class="checkbox-container">
-            <input type="checkbox" value="${eq.id}" ${selectedIds.includes(eq.id) ? 'checked' : ''}>
-            <span>${escapeHtml(eq.name)}</span>
+        <label class="checkbox-item">
+            <input type="checkbox" value="${escapeHtml(eq.id)}" ${selected.has(String(eq.id)) ? 'checked' : ''}>
+            <span class="checkmark"></span>
+            <span class="checkbox-label">${escapeHtml(eq.name)}</span>
         </label>
     `).join('');