added filter buttons

src/styles/layout.css

@@ -35,6 +35,33 @@
 .f-topbar-center { flex: 1; display: flex; justify-content: center; }
 .f-topbar-spacer { width: 32px; flex-shrink: 0; }
 
+/* ── Filter Bar ── */
+.f-filter-bar {
+  display: flex; gap: 10px;
+  padding: 12px 16px;
+  border-bottom: 1px solid var(--border);
+  background: rgba(13,16,24,.4); backdrop-filter: blur(8px);
+  justify-content: center;
+}
+
+.f-filter-btn {
+  display: flex; align-items: center; gap: 6px;
+  padding: 10px 18px; border-radius: 12px;
+  font-family: var(--font); font-size: 0.9rem; font-weight: 600;
+  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1);
+  color: rgba(255,255,255,.6); cursor: pointer;
+  transition: all 0.25s ease;
+}
+.f-filter-btn:hover {
+  background: rgba(255,255,255,.1); border-color: rgba(45,224,200,.3);
+  color: rgba(255,255,255,.8);
+}
+.f-filter-btn.active {
+  background: rgba(45,224,200,.15); border-color: rgba(45,224,200,.5);
+  color: #2de0c8; box-shadow: 0 0 12px rgba(45,224,200,.25);
+  font-weight: 700;
+}
+
 /* ── Feed Wrap + Scroll ── */
 .f-wrap { display: flex; flex: 1; overflow: hidden; min-height: 0; }
 
@@ -63,6 +90,16 @@
     padding: 10px 16px;
     font-size: 0.85rem;
   }
+
+  /* Фильтр компактнее */
+  .f-filter-bar {
+    padding: 10px 12px;
+    gap: 8px;
+  }
+  .f-filter-btn {
+    padding: 8px 14px;
+    font-size: 0.85rem;
+  }
 }
 
 @media (max-width: 600px) {
@@ -77,4 +114,9 @@
     height: 18px;
     font-size: 1rem;
   }
+
+  .f-filter-btn {
+    padding: 8px 12px;
+    font-size: 0.8rem;
+  }
 }