fix(header): stop homepage-only pull of header-slider-container

Align nav-fixed geometry with zibll: only .slide-header pulls under the bar; restore card container gutters so home overlay cards match other page types.

assets/css/frontend/header-components/dark-theme.css

@@ -22,6 +22,20 @@ body.dark-theme .header-components-search__input {
     position: relative;
     margin-top: -40px;
     z-index: 1;
+    /* Sit in normal flow after the slide shell; container is full-bleed */
+    width: 100%;
+}
+
+/* Ensure .container max-width + horizontal padding match site main (zibll .container) */
+.header-slider-card.container,
+.header-components-card.container {
+    width: 100%;
+    max-width: var(--container, var(--mian-max-width, 1200px));
+    margin-left: auto;
+    margin-right: auto;
+    padding-left: 15px;
+    padding-right: 15px;
+    box-sizing: border-box;
 }
 
 .header-slider-card .zib-widget,
@@ -29,10 +43,16 @@ body.dark-theme .header-components-search__input {
     margin-bottom: 0;
 }
 
-/* Individual card surface = .zib-widget (from card-primitives); shared mode uses outer .zib-widget.padding-10 */
+/* Match zibll widget surface so homepage and other page types look identical */
 .header-slider-card .icon-cover-card.zib-widget,
 .header-components-card .icon-cover-card.zib-widget {
     margin-bottom: 0;
+    padding: var(--card-padding, 15px);
+    box-shadow: 0 0 10px var(--main-shadow, var(--shadow-sm, rgba(116, 116, 116, 0.08)));
+    border-radius: var(--main-radius, var(--radius, 8px));
+    background-color: var(--main-bg-color, var(--surface-1, #fff));
+    height: 100%;
+    box-sizing: border-box;
 }
 
 /* zibll filter-blur glass on card surfaces + search form */