fix(hero): align header slider title/search stack with zibll

Put hero main title/subtitle in search before_html (document flow),
move the search overlay outside the swiper as a sibling, and reset
search/slide-text positioning to zibll tops so title and search no
longer overlap.

src/AKSRT/Settings/DisplayRuntime.php

@@ -67,7 +67,7 @@ class DisplayRuntime {
     /**
      * Hero 搜索组件详细配置（PC/移动分别 + 子选项）
      *
-     * @return array{pc:bool,mobile:bool,show_keywords:bool,popular_limit:int,show_input_cat:bool,show_type:bool,keywords:string[],categories:array,type_options:array}
+     * @return array{pc:bool,mobile:bool,show:bool,show_keywords:bool,popular_limit:int,show_input_cat:bool,show_type:bool,keywords:string[],categories:array,type_options:array,before_html:string,after_html:string}
      */
     public static function get_header_components_search_config(): array {
         $settings = Settings::get_all();
@@ -83,6 +83,11 @@ class DisplayRuntime {
         $show_cat  = !empty($settings['header_components_search_show_input_cat']);
         $show_type = !empty($settings['header_components_search_show_type']);
 
+        // Mobile: hide hot keywords to keep the overlay short (zibll parity).
+        if ($is_mobile) {
+            $show_kw = false;
+        }
+
         $keywords = [];
         if ($show && $show_kw) {
             $raw = $settings['hot_search_keywords'] ?? '';
@@ -108,6 +113,13 @@ class DisplayRuntime {
             }
         }
 
+        $before_html = isset($settings['header_components_search_before_html'])
+            ? (string) $settings['header_components_search_before_html']
+            : '';
+        $after_html = isset($settings['header_components_search_after_html'])
+            ? (string) $settings['header_components_search_after_html']
+            : '';
+
         return [
             'pc'             => $pc_on,
             'mobile'         => $mobile_on,
@@ -119,6 +131,8 @@ class DisplayRuntime {
             'keywords'       => $keywords,
             'categories'     => $categories,
             'type_options'   => $type_options,
+            'before_html'    => $before_html,
+            'after_html'     => $after_html,
         ];
     }