Add 'open today' sidebar widget and open days in chapter lists

- open_erfas_today helper: samples 3 random open-day-tagged occurrences
  of the current day; widget hidden entirely on days without open
  chapters; heading shows current weekday
- content/_open_erfas_today partial rendered in right column above
  tags and featured articles
- _chapter partial: open-day schedules (event_schedule_text) shown
  inline in aggregated chapter lists with 'Offene Tage' label
- ccc.css: open_erfas_today added to existing right-column widget
  selector groups (headings, lists, links)

1 files changed, 5 insertions, 5 deletions

diff --git a/public/stylesheets/ccc.css b/public/stylesheets/ccc.css
index 30eb8dd..422b7c0 100644
--- a/public/stylesheets/ccc.css
+++ b/public/stylesheets/ccc.css
@@ -216,7 +216,7 @@ div#frontpage_calendar {
   }
 }
 
-div#frontpage_calendar h2, div#tags h2, div#featured_articles h2, div.main_navigation h2 {
+div#frontpage_calendar h2, div#tags h2, div#featured_articles h2, div#open_erfas_today h2, div.main_navigation h2 {
   border-top: 2px solid;
   border-bottom: 2px solid;
   font-size: 1.1em;
@@ -248,7 +248,7 @@ div#frontpage_calendar h2 {
 }
 
 @media(min-width:1016px) {
-  div#frontpage_calendar h2, div#tags h2, div#featured_articles h2 {
+  div#frontpage_calendar h2, div#tags h2, div#featured_articles h2, div#open_erfas_today h2 {
     font-size: 1rem;
   }
 
@@ -260,7 +260,7 @@ div#frontpage_calendar h2 {
 
 }
 
-div#frontpage_calendar ul, div#tags ul, div#featured_articles ul {
+div#frontpage_calendar ul, div#tags ul, div#featured_articles ul, div#open_erfas_today ul {
   padding: 0px;
   font-size: 1rem;
   line-height: 1.5em;
@@ -278,11 +278,11 @@ div#frontpage_calendar li {
   margin-bottom: 20px;
 }
 
-div#frontpage_calendar li, div#tags li, div#featured_articles li {
+div#frontpage_calendar li, div#tags li, div#featured_articles li, div#open_erfas_today li {
   list-style-type: none;
 }
 
-div#frontpage_calendar li a, div#tags li a, div#featured_articles li a {
+div#frontpage_calendar li a, div#tags li a, div#featured_articles li a, div#open_erfas_today li a {
   text-decoration: none;
   color: color-mix(in srgb, CanvasText, #808080 25%);
 }