feat: mobile UX, admin polish, rate limiting, and media assets

- Mobile responsiveness improvements across admin and public sections
- Admin: bookings modal, open-day page, team page, layout polish
- Added rate limiting, CSRF hardening, auth-edge improvements
- Scroll reveal, floating contact, back-to-top, Yandex map fixes
- Schedule filters refactor, team profile/info component updates
- New useTrainerPhotos hook
- Added class, team, master-class, and news images

src/components/sections/team/TeamMemberInfo.tsx

@@ -39,24 +39,35 @@ export function TeamMemberInfo({ members, activeIndex, onSelect, onOpenBio }: Te
 
       <button
         onClick={onOpenBio}
+        aria-label={`Подробнее о ${member.name}`}
         className="mt-3 text-sm font-medium text-gold hover:text-gold-light transition-colors cursor-pointer"
       >
         Подробнее →
       </button>
 
-      {/* Progress dots */}
-      <div className="mt-6 flex items-center justify-center gap-1.5">
-        {members.map((_, i) => (
-          <button
-            key={i}
-            onClick={() => onSelect(i)}
-            className={`h-1.5 rounded-full transition-all duration-500 cursor-pointer ${
-              i === activeIndex
-                ? "w-6 bg-gold"
-                : "w-1.5 bg-white/15 hover:bg-white/30"
-            }`}
-          />
-        ))}
+      {/* Progress dots — mobile only (desktop has carousel arrows) */}
+      <div className="mt-6 flex items-center justify-center gap-2 sm:hidden">
+        {members.map((m, i) => {
+          const isActive = i === activeIndex;
+          return (
+            <button
+              key={i}
+              onClick={() => onSelect(i)}
+              aria-label={`Перейти к ${m.name}`}
+              className="relative flex items-center justify-center w-8 h-8 cursor-pointer group"
+            >
+              {/* Glow ring on active */}
+              {isActive && (
+                <span className="absolute inset-0 rounded-full bg-gold/15 scale-100 animate-pulse" />
+              )}
+              <span className={`relative block rounded-full transition-all duration-500 ${
+                isActive
+                  ? "w-3 h-3 bg-gold shadow-[0_0_8px_rgba(201,169,110,0.5)]"
+                  : "w-2 h-2 bg-white/20 group-hover:bg-white/40 group-hover:scale-125"
+              }`} />
+            </button>
+          );
+        })}
       </div>
     </div>
   );