Center date, title and description in all post cards

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

static/css/typography-improvements.css

@@ -121,7 +121,7 @@
 /* Карточки постов */
 #main > .posts > article {
     padding: 2rem !important;
-    text-align: left !important;
+    text-align: center !important;
     transition: box-shadow 0.2s ease;
 }
 
@@ -142,7 +142,7 @@
     -webkit-line-clamp: 2;
     overflow: hidden;
     margin-bottom: 0;
-    text-align: left;
+    text-align: center;
 }
 
 #main > .posts > article header h2 a {
@@ -160,7 +160,7 @@
     -webkit-box-orient: vertical;
     -webkit-line-clamp: 2;
     overflow: hidden;
-    text-align: left;
+    text-align: center;
     font-size: 0.88rem;
     color: #666;
     margin-bottom: 1rem;
@@ -178,12 +178,6 @@
     }
 }
 
-@media screen and (max-width: 736px) {
-    #main > .posts > article {
-        text-align: left !important;
-    }
-}
-
 /* Первый (закреплённый) пост — центрировать на всех экранах */
 #main > section.posts:first-of-type article {
     text-align: center !important;