/* UI-r10a — mobile decoration flatten hard guard
   Scope: mobile-only visual shell cleanup.
   Goal: remove duplicated container backgrounds/borders/shadows/paddings around hero/tools
   without changing JS/API/business logic. */

@media (max-width: 640px){
  :root{
    --ui-mobile-page-x: 8px;
    --ui-mobile-route-gap: 8px;
    --ui-mobile-card-pad: 10px;
    --ui-mobile-tools-pad: 0px;
  }

  /* Main requested fix: hero with tools must not be a decorated wrapper on phones. */
  .spa-page-hero.spa-page-hero--with-tools{
    background: transparent !important;
    border: 0 !important;
    box-shadow: none !important;
    outline: 0 !important;
    border-radius: 0 !important;
    padding: 4px 0 6px !important;
    margin: 0 !important;
    overflow: visible !important;
  }

  .spa-page-hero.spa-page-hero--with-tools::before,
  .spa-page-hero.spa-page-hero--with-tools::after{
    display: none !important;
    content: none !important;
  }

  /* Hero/tools internal wrappers are structural only on mobile. */
  .spa-page-hero--with-tools > .container,
  .spa-page-hero--with-tools .spa-hero-layout,
  .spa-page-hero--with-tools .spa-hero-tools,
  .spa-page-hero--with-tools .spa-hero-tools-card,
  .spa-page-hero--with-tools .spa-hero-tools-body,
  .spa-page-hero--with-tools .catalog-tools,
  .spa-page-hero--with-tools .catalog-tools__inner,
  .spa-page-hero--with-tools .catalog-tools__actions,
  .spa-page-hero--with-tools .catalog-tools__search,
  .spa-page-hero--with-tools .catalog-tools__search-wrap,
  .spa-page-hero--with-tools .mo-search-action,
  .spa-page-hero--with-tools .mo-search-panel{
    background: transparent !important;
    border: 0 !important;
    box-shadow: none !important;
    outline: 0 !important;
    padding: 0 !important;
    margin: 0 !important;
    min-width: 0 !important;
    max-width: 100% !important;
    overflow: visible !important;
    backdrop-filter: none !important;
    transform: none !important;
  }

  /* Do not let route containers become card-like wrappers. */
  .container.msng-page-content,
  .spa-content > .container,
  .masters-content > .container,
  .parts-page .container,
  .myorders-page .container,
  .admin-page .container,
  .news-page .container{
    background: transparent !important;
    border: 0 !important;
    box-shadow: none !important;
    outline: 0 !important;
    border-radius: 0 !important;
    padding-left: var(--ui-mobile-page-x) !important;
    padding-right: var(--ui-mobile-page-x) !important;
  }

  /* Compact spacing: no 10-layer vertical air around tools. */
  .spa-page-hero--with-tools .spa-hero-tools-card{
    display: block !important;
    gap: 0 !important;
  }

  .spa-page-hero--with-tools .catalog-tools[data-catalog-render="unified-v2"],
  .spa-page-hero--with-tools .catalog-tools__inner{
    gap: 6px !important;
  }

  .spa-page-hero--with-tools .catalog-tools__actions{
    gap: 6px !important;
  }

  .spa-page-hero--with-tools .catalog-tools__search{
    gap: 6px !important;
  }

  /* Keep real controls visible and tappable even after wrapper flattening. */
  .spa-page-hero--with-tools .catalog-tool-btn,
  .spa-page-hero--with-tools .catalog-tools__search-input,
  .spa-page-hero--with-tools .catalog-tools__search-submit,
  .spa-page-hero--with-tools .mo-search-input,
  .spa-page-hero--with-tools .mo-search-submit{
    min-height: 44px !important;
    max-width: 100% !important;
    min-width: 0 !important;
    box-sizing: border-box !important;
  }

  /* Nested visual shells inside route content are layout-only unless they are actual cards. */
  .page-shell,
  .route-shell,
  .content-shell,
  .section-shell,
  .section-wrap,
  .content-wrap,
  .list-wrap,
  .panel-wrap{
    background: transparent !important;
    border: 0 !important;
    box-shadow: none !important;
    outline: 0 !important;
    padding: 0 !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
    min-width: 0 !important;
    max-width: 100% !important;
  }

  /* Prevent accidental horizontal overflow after compacting wrappers. */
  .spa-page-hero--with-tools *,
  .container.msng-page-content *,
  .myorders-page .container *,
  .parts-page .container *,
  .masters-content > .container *,
  .news-page .container *,
  .admin-page .container *{
    min-width: 0;
  }
}