diff --git a/static/index.html b/static/index.html
index c1dbdaf..7a4b2d5 100644
--- a/static/index.html
+++ b/static/index.html
@@ -70,8 +70,14 @@
                 <div v-for="(group, id) in groups" :key="id" class="glass p-8 rounded-[2.5rem] relative group hover:border-orange-500/50 transition-all">
                     <div class="flex justify-between items-start mb-8">
                         <div>
-                            <h2 class="text-2xl font-black text-white">{{ group.name }}</h2>
-                            <span class="text-[10px] font-mono text-slate-500 uppercase tracking-tighter">{{ id }} • {{ group.device_ids?.length || 0 }} ламп</span>
+                            <h2 class="text-2xl font-black text-white flex items-center gap-2">
+                                {{ group.name }}
+                                <span :class="sliders[id]?.state ? 'bg-green-500' : 'bg-slate-600'" 
+                                      class="w-2 h-2 rounded-full shadow-[0_0_8px_rgba(0,0,0,0.5)]"></span>
+                            </h2>
+                            <span class="text-[10px] font-mono text-slate-500 uppercase tracking-tighter">
+                                {{ id }} • {{ group.device_ids?.length || 0 }} ламп
+                            </span>
                         </div>
                         <div class="flex gap-2">
                             <button @click="deleteGroup(id)" class="bg-slate-800 hover:bg-red-900/40 p-3 rounded-xl transition-all text-slate-500 hover:text-red-500" title="Удалить группу">
@@ -152,6 +158,7 @@
                     devices: [],
                     sliders: {},
                     newGroup: { id: '', name: '', macs: [] },
+                    isLoadingStatus: false,
                     allScenes: [
                         "ocean", "romance", "party", "fireplace", "cozy", "forest", 
                         "pastel_colors", "wake_up", "bedtime", "warm_white", "daylight", 
@@ -199,14 +206,31 @@
                     if (!this.apiKey) return;
                     const gData = await this.request('/devices/groups');
                     const dData = await this.request('/devices');
-                    if (gData) this.groups = gData;
+
+                    if (gData) {
+                        this.groups = gData;
+                        // Инициализируем слайдеры для новых групп
+                        Object.keys(this.groups).forEach(id => {
+                            if (!this.sliders[id]) {
+                                this.sliders[id] = { brightness: 100, temp: 3000, state: false };
+                            }
+                        });
+                        // Сразу после получения списка групп — запрашиваем их состояние
+                        await this.syncGroupStatuses();
+                    }
                     if (dData) this.devices = Object.values(dData);
-                    Object.keys(this.groups).forEach(id => {
-                        if (!this.sliders[id]) this.sliders[id] = { brightness: 100, temp: 3000 };
-                    });
                 },
-                async control(id, params) { await this.request(`/control/group/${id}`, 'POST', params); },
-                toggleGroup(id, state) { this.control(id, { state: state }); },
+                async control(id, params) { 
+                    await this.request(`/control/group/${id}`, 'POST', params);
+                    await this.syncGroupStatuses(); 
+                },
+                toggleGroup(id, state) { 
+                    // Оптимистично меняем состояние в интерфейсе
+                    if (this.sliders[id]) {
+                        this.sliders[id].state = state;
+                    }
+                    this.control(id, { state: state }); 
+                },
                 setBrightness(id, val) { this.control(id, { brightness: val }); },
                 setTemp(id, val) { this.control(id, { temp: val }); },
                 setScene(id, scene) { this.control(id, { scene }); },
@@ -234,7 +258,29 @@
                     await this.request('/devices/rescan', 'POST');
                     setTimeout(this.fetchData, 2000);
                 },
-                async blink(deviceId) { await this.request(`/control/device/${deviceId}/blink`, 'POST'); }
+                async blink(deviceId) { await this.request(`/control/device/${deviceId}/blink`, 'POST'); },
+                async syncGroupStatuses() {
+                    if (this.isLoadingStatus) return;
+                    this.isLoadingStatus = true;
+
+                    for (const groupId of Object.keys(this.groups)) {
+                        const data = await this.request(`/control/group/${groupId}/status`);
+                        if (data && data.results && data.results.length > 0) {
+                            // Берем состояние первой доступной лампы в группе как эталонное
+                            const firstValid = data.results.find(r => r.status && !r.error);
+                            if (firstValid) {
+                                const s = firstValid.status;
+                                // Обновляем ползунки, если пользователь ими сейчас не двигает
+                                this.sliders[groupId] = {
+                                    brightness: s.dimming || 100,
+                                    temp: s.temp || 3000,
+                                    state: s.state
+                                };
+                            }
+                        }
+                    }
+                    this.isLoadingStatus = false;
+                }
             },
             mounted() {
                 if (this.apiKey) {