Gallery pages: title in header, remove hgroup, add back link

- Album title moved into the header bar (centered, small-caps)
- hgroup removed from page body via single.html and list.html overrides
- Back-to-home link added at the bottom of each gallery page

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

assets/css/custom.css

@@ -175,6 +175,30 @@ section.hero {
     opacity: 0.45;
 }
 
+/* ── Gallery page header title ────────────────────────── */
+
+body > header {
+    justify-content: space-between;
+    margin-bottom: 0;
+}
+
+.header-title {
+    flex: 1;
+    text-align: center;
+    font-weight: 500;
+    font-size: 1.5rem;
+    letter-spacing: 0.15em;
+    text-transform: uppercase;
+    color: var(--text-1);
+    margin: 0;
+}
+
+.header-right {
+    width: 3rem;
+    display: flex;
+    justify-content: flex-end;
+}
+
 /* ── Album card text ──────────────────────────────────── */
 
 .card > div > h2 {
@@ -240,6 +264,32 @@ section.hero {
     opacity: 0.75;
 }
 
+/* ── Gallery back link ────────────────────────────────── */
+
+.gallery-back {
+    display: flex;
+    justify-content: center;
+    padding: 3rem 1.5rem 2rem;
+    border-top: 1px solid var(--border);
+    margin-top: 3rem;
+}
+
+.gallery-back-link {
+    display: inline-flex;
+    align-items: center;
+    gap: 0.5rem;
+    font-size: 0.75rem;
+    letter-spacing: 0.15em;
+    text-transform: uppercase;
+    color: var(--text-2);
+    text-decoration: none;
+    transition: color 0.2s;
+}
+
+.gallery-back-link:hover {
+    color: var(--text-1);
+}
+
 /* ── Keyframes ────────────────────────────────────────── */
 
 @keyframes hero-fade-up {
@@ -254,11 +304,19 @@ section.hero {
 }
 
 @keyframes hero-fade-in {
-  from { opacity: 0; }
-  to   { opacity: 1; }
+    from {
+        opacity: 0;
+    }
+    to {
+        opacity: 1;
+    }
 }
 
 @keyframes hero-bounce {
-  0%, 100% { transform: translateY(0); }
-  50%       { transform: translateY(7px); }
+    0%, 100% {
+        transform: translateY(0);
+    }
+    50% {
+        transform: translateY(7px);
+    }
 }

layouts/_default/list.html

@@ -0,0 +1,7 @@
+{{ define "main" }}
+  <section class="galleries">
+    {{ range where .Pages "Params.private" "ne" true }}
+      {{ partial "album-card.html" . }}
+    {{ end }}
+  </section>
+{{ end }}

layouts/_default/single.html

@@ -0,0 +1,17 @@
+{{ define "main" }}
+  {{ partial "gallery.html" . }}
+  {{ partial "related.html" . }}
+  {{ with .Content }}
+    <section class="prose">
+      {{ . }}
+    </section>
+  {{ end }}
+  <div class="gallery-back">
+    <a href="{{ .Site.Home.RelPermalink }}" class="gallery-back-link">
+      <svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true">
+        <path d="M19 12H5M5 12l7 7M5 12l7-7"/>
+      </svg>
+      Zurück zur Startseite
+    </a>
+  </div>
+{{ end }}

layouts/partials/header.html

@@ -7,13 +7,15 @@
       </svg>
     </a>
   {{ else }}
-    <a class="btn" href="{{ .Site.Home.RelPermalink }}">
-      {{ .Site.Title }}
+    <a class="btn btn-square" href="{{ .Site.Home.RelPermalink }}" title="{{ .Site.Title }}">
+      <svg width="24" height="24" fill="currentColor" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg" aria-hidden="true">
+        <path clip-rule="evenodd" fill-rule="evenodd" d="M11.03 3.97a.75.75 0 0 1 0 1.06l-6.22 6.22H21a.75.75 0 0 1 0 1.5H4.81l6.22 6.22a.75.75 0 1 1-1.06 1.06l-7.5-7.5a.75.75 0 0 1 0-1.06l7.5-7.5a.75.75 0 0 1 1.06 0Z"></path>
+      </svg>
     </a>
   {{ end }}
+  <h1 class="header-title">{{ .Title }}</h1>
+  <div class="header-right">
     {{ if site.Menus.main }}
-    <ul>
-      <li>
       <button class="btn btn-square" id="menu-toggle" aria-expanded="false" type="button" title="{{ T "menu" }}">
         <svg class="icon-menu" width="24" height="24" fill="currentColor" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg" aria-hidden="true">
           <path clip-rule="evenodd" fill-rule="evenodd" d="M3 6.75A.75.75 0 0 1 3.75 6h16.5a.75.75 0 0 1 0 1.5H3.75A.75.75 0 0 1 3 6.75ZM3 12a.75.75 0 0 1 .75-.75h16.5a.75.75 0 0 1 0 1.5H3.75A.75.75 0 0 1 3 12Zm0 5.25a.75.75 0 0 1 .75-.75h16.5a.75.75 0 0 1 0 1.5H3.75a.75.75 0 0 1-.75-.75Z"></path>
@@ -22,9 +24,8 @@
           <path clip-rule="evenodd" fill-rule="evenodd" d="M5.47 5.47a.75.75 0 0 1 1.06 0L12 10.94l5.47-5.47a.75.75 0 1 1 1.06 1.06L13.06 12l5.47 5.47a.75.75 0 1 1-1.06 1.06L12 13.06l-5.47 5.47a.75.75 0 0 1-1.06-1.06L10.94 12 5.47 6.53a.75.75 0 0 1 0-1.06Z"></path>
         </svg>
       </button>
-      </li>
-    </ul>
     {{ end }}
+  </div>
 </header>
 {{ partial "menu.html" . }}
 {{ end }}