feat: multiple sessions per story with streaming AI responses

src/pages/GamePage.css

@@ -56,6 +56,122 @@
   color: #fff;
 }
 
+.header-session {
+  position: relative;
+}
+
+.session-selector {
+  background: rgba(102, 126, 234, 0.2);
+  border: 1px solid rgba(102, 126, 234, 0.3);
+  border-radius: 8px;
+  padding: 0.3rem 0.6rem;
+  font-size: 0.8rem;
+  color: #a0b4ff;
+  cursor: pointer;
+  transition: all 0.2s;
+}
+
+.session-selector:hover {
+  background: rgba(102, 126, 234, 0.3);
+}
+
+.session-menu {
+  position: absolute;
+  top: 100%;
+  left: 0;
+  margin-top: 0.5rem;
+  background: #1e1e2e;
+  border: 1px solid #333;
+  border-radius: 12px;
+  min-width: 220px;
+  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
+  z-index: 100;
+  overflow: hidden;
+}
+
+.session-menu-header {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  padding: 0.75rem 1rem;
+  border-bottom: 1px solid #333;
+  font-size: 0.85rem;
+  color: #888;
+}
+
+.new-session-btn {
+  background: rgba(80, 200, 120, 0.2);
+  border: none;
+  border-radius: 6px;
+  padding: 0.3rem 0.5rem;
+  font-size: 0.9rem;
+  cursor: pointer;
+  transition: all 0.2s;
+}
+
+.new-session-btn:hover {
+  background: rgba(80, 200, 120, 0.4);
+}
+
+.session-list {
+  max-height: 250px;
+  overflow-y: auto;
+}
+
+.session-item {
+  display: flex;
+  align-items: center;
+  border-bottom: 1px solid #2a2a3a;
+}
+
+.session-item:last-child {
+  border-bottom: none;
+}
+
+.session-item.active {
+  background: rgba(102, 126, 234, 0.15);
+}
+
+.session-name {
+  flex: 1;
+  display: flex;
+  flex-direction: column;
+  align-items: flex-start;
+  gap: 0.2rem;
+  padding: 0.75rem 1rem;
+  background: none;
+  border: none;
+  color: #fff;
+  font-size: 0.9rem;
+  cursor: pointer;
+  text-align: left;
+  transition: background 0.2s;
+}
+
+.session-name:hover {
+  background: rgba(255, 255, 255, 0.05);
+}
+
+.session-messages {
+  font-size: 0.75rem;
+  color: #666;
+}
+
+.delete-session-btn {
+  background: none;
+  border: none;
+  padding: 0.5rem;
+  margin-right: 0.5rem;
+  font-size: 0.85rem;
+  cursor: pointer;
+  opacity: 0.5;
+  transition: opacity 0.2s;
+}
+
+.delete-session-btn:hover {
+  opacity: 1;
+}
+
 .header-protagonist {
   font-size: 0.85rem;
   color: #888;
@@ -375,14 +491,20 @@
 }
 
 .message.streaming .message-text::after {
-  content: '▋';
+  content: "▋";
   animation: blink 1s infinite;
   margin-left: 2px;
 }
 
 @keyframes blink {
-  0%, 50% { opacity: 1; }
-  51%, 100% { opacity: 0; }
+  0%,
+  50% {
+    opacity: 1;
+  }
+  51%,
+  100% {
+    opacity: 0;
+  }
 }
 
 /* Скроллбар */