Restructure into feature folders with code-behind and scoped CSS

Elternbeirat.Web/wwwroot/app.css

@@ -22,91 +22,6 @@ h1:focus {
     outline: none;
 }
 
-/* Home page */
-.intro {
-    font-size: 1.1rem;
-    color: #444;
-}
-
-.home-news {
-    margin-top: 2rem;
-}
-
-/* News list on /beitraege */
-.post-list {
-    list-style: none;
-    padding: 0;
-}
-
-.post-list li {
-    padding: 0.75rem 0;
-    border-bottom: 1px solid #eee;
-}
-
-.post-list a {
-    font-size: 1.1rem;
-    text-decoration: none;
-}
-
-.post-list time,
-.post-meta time {
-    display: block;
-    color: #777;
-    font-size: 0.85rem;
-}
-
-.post-meta {
-    display: flex;
-    justify-content: space-between;
-    align-items: baseline;
-    gap: 1rem;
-    margin-bottom: 1rem;
-}
-
-/* Event list on /termine */
-.event-list {
-    list-style: none;
-    padding: 0;
-}
-
-.event-list li {
-    padding: 0.75rem 0;
-    border-bottom: 1px solid #eee;
-}
-
-.event-list time {
-    display: block;
-    color: #777;
-    font-size: 0.85rem;
-}
-
-.event-title {
-    font-size: 1.1rem;
-    font-weight: 600;
-}
-
-.event-location::before {
-    content: " · ";
-    color: #777;
-}
-
-.event-location {
-    color: #555;
-}
-
-.event-note {
-    margin: 0.25rem 0 0;
-    color: #444;
-}
-
-.event-list-past {
-    color: #777;
-}
-
-.event-list-past .event-title {
-    font-weight: 400;
-}
-
 .valid.modified:not([type=checkbox]) {
     outline: 1px solid #26b050;
 }
@@ -140,4 +55,4 @@ h1:focus {
 
 .form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
     text-align: start;
-}
+}