/* Round 8: category toolbar + filter/sort bottom sheets (mobile only). Desktop keeps the sidebar. */
.r8-cbar, .r8-sheet--sort, .r8-sheet-backdrop { display: none; }
.r8-sheet__head, .r8-sheet__foot { display: none; }

@media (max-width: 991px) {
  html.r8-catalog .mo-toolbar { position: sticky; top: var(--r8-head, 76px); z-index: 20; display: grid; grid-template-columns: 1fr; gap: 8px; margin: 0 0 16px; padding: 10px 0; background: var(--mo-white); border-bottom: 1px solid var(--mo-line); box-shadow: -50vw 0 0 var(--mo-white), 50vw 0 0 var(--mo-white); }
  html.r8-catalog .mo-toolbar > .mo-filter-toggle, html.r8-catalog .mo-toolbar > .mo-sort { display: none !important; }
  html.r8-catalog .mo-toolbar .brxe-query-results-summary { order: 2; font: 500 14px/1.2 var(--mo-font); color: var(--mo-muted); }
  .r8-cbar { order: 1; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
  .r8-cbar__btn { display: flex; align-items: center; justify-content: center; gap: 10px; min-height: 52px; padding: 0 12px; border: 1px solid var(--mo-ink); background: var(--mo-white); color: var(--mo-ink); font: 700 16px/1 var(--mo-font); cursor: pointer; min-width: 0; }
  .r8-cbar__btn:active { background: var(--mo-paper); }
  .r8-cbar__btn .r8-ico { width: 20px; height: 20px; flex: 0 0 auto; }
  .r8-cbar__n { display: inline-grid; place-items: center; min-width: 22px; height: 22px; padding: 0 6px; border-radius: 11px; background: var(--mo-black); color: var(--mo-white); font: 700 12px/1 var(--mo-font); }
  .r8-cbar__n[hidden] { display: none; }
  .r8-cbar__sort { display: flex; flex-direction: column; align-items: flex-start; gap: 3px; min-width: 0; text-align: left; }
  .r8-cbar__sort small { font: 500 12px/1 var(--mo-font); color: var(--mo-muted); }
  .r8-cbar__sort em { font: 700 15px/1.1 var(--mo-font); font-style: normal; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 100%; }

  .r8-sheet-backdrop { display: block; position: fixed; inset: 0; z-index: 9990; background: rgba(8, 8, 8, .48); opacity: 0; transition: opacity 260ms ease; }
  .r8-sheet-backdrop.is-open { opacity: 1; }
  .r8-sheet-backdrop[hidden] { display: none; }

  html.r8-catalog .r8-sheet { position: fixed !important; left: 0; right: 0; bottom: 0; z-index: 9991; display: flex !important; flex-direction: column; max-height: 88vh; max-height: 88dvh; margin: 0 !important; padding: 0 !important; background: var(--mo-white) !important; color: var(--mo-ink); box-shadow: 0 -20px 60px #0003; transform: translateY(105%); transition: transform 300ms cubic-bezier(.2, .8, .2, 1), visibility 0s linear 300ms; visibility: hidden; border: 0 !important; }
  html.r8-catalog .r8-sheet.is-open { transform: none; visibility: visible; transition: transform 300ms cubic-bezier(.2, .8, .2, 1); }
  html.r8-catalog .r8-sheet--sort[hidden] { display: none !important; }
  .r8-sheet__head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex: 0 0 auto; padding: 14px 8px 12px max(16px, env(safe-area-inset-left, 0px)); border-bottom: 1px solid var(--mo-line); }
  .r8-sheet__head::before { content: ''; position: absolute; top: 6px; left: 50%; width: 40px; height: 4px; margin-left: -20px; border-radius: 2px; background: var(--mo-line); }
  .r8-sheet__title { margin: 0; font: 400 26px/1.1 var(--mo-display); }
  .r8-sheet__x { display: grid; place-items: center; width: 44px; height: 44px; border: 0; background: transparent; color: var(--mo-ink); cursor: pointer; }
  .r8-sheet__x .r8-ico { width: 24px; height: 24px; }

  /* Filter groups scroll between the fixed head and foot */
  html.r8-catalog .r8-sheet--filters { overflow: hidden; }
  html.r8-catalog .r8-sheet--filters > .mo-filter { flex: 0 0 auto; margin: 0 max(16px, env(safe-area-inset-right, 0px)) 0 max(16px, env(safe-area-inset-left, 0px)); }
  html.r8-catalog .r8-sheet--filters { overflow-y: auto; overscroll-behavior: contain; -webkit-overflow-scrolling: touch; }
  html.r8-catalog .r8-sheet--filters .r8-sheet__head { position: sticky; top: 0; z-index: 2; background: var(--mo-white); }
  html.r8-catalog .r8-sheet--filters .r8-sheet__foot { position: sticky; bottom: 0; z-index: 2; margin-top: auto; }
  html.r8-catalog .r8-sheet--filters .mo-filter-heading { min-height: 52px; font-size: 17px; }
  html.r8-catalog .r8-sheet--filters .brx-option-text { font-size: 16px; }
  html.r8-catalog .r8-sheet--filters label { min-height: 40px; }

  html.r8-catalog .r8-sheet--filters .brxe-filter-submit { display: none !important; }
  .r8-sheet__foot { display: grid; grid-template-columns: auto 1fr; gap: 10px; flex: 0 0 auto; padding: 12px max(16px, env(safe-area-inset-right, 0px)) max(12px, env(safe-area-inset-bottom, 0px)) max(16px, env(safe-area-inset-left, 0px)); border-top: 1px solid var(--mo-line); background: var(--mo-white); }
  .r8-sheet__reset { min-height: 52px; padding: 0 16px; border: 1px solid var(--mo-line); background: var(--mo-white); color: var(--mo-ink); font: 600 15px/1 var(--mo-font); cursor: pointer; }
  .r8-sheet__reset[hidden] { display: none; }
  .r8-sheet__foot:has(.r8-sheet__reset[hidden]) { grid-template-columns: 1fr; }
  .r8-sheet__apply { display: flex; align-items: center; justify-content: center; text-align: center; min-height: 52px; border: 0; background: var(--mo-black); color: var(--mo-white); font: 700 16px/1 var(--mo-font); cursor: pointer; }
  .r8-sheet__apply:disabled { background: var(--mo-muted); }

  .r8-sortlist { display: flex; flex-direction: column; padding: 6px max(16px, env(safe-area-inset-right, 0px)) max(16px, env(safe-area-inset-bottom, 0px)) max(16px, env(safe-area-inset-left, 0px)); }
  .r8-sortopt { display: grid; grid-template-columns: 22px 1fr 22px; align-items: center; gap: 14px; min-height: 56px; padding: 0; border: 0; border-bottom: 1px solid var(--mo-line); background: transparent; color: var(--mo-ink); font: 500 17px/1.2 var(--mo-font); text-align: left; cursor: pointer; }
  .r8-sortopt:last-child { border-bottom: 0; }
  .r8-sortopt .r8-ico { width: 20px; height: 20px; color: var(--mo-muted); }
  .r8-sortopt .r8-ico:last-child { opacity: 0; color: var(--mo-ink); transform: scale(.6); transition: opacity 160ms ease, transform 200ms ease; }
  .r8-sortopt[aria-checked="true"] { font-weight: 700; }
  .r8-sortopt[aria-checked="true"] .r8-ico:first-child { color: var(--mo-ink); }
  .r8-sortopt[aria-checked="true"] .r8-ico:last-child { opacity: 1; transform: none; }

  /* Active filter chips under the bar */
  html.r8-catalog .mo-filter-chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 16px; padding: 0; list-style: none; }
  html.r8-catalog .mo-filter-chips:empty { display: none; }
  html.r8-catalog .mo-filter-chips button { display: inline-flex; align-items: center; gap: 6px; min-height: 38px; padding: 0 10px 0 14px; border: 1px solid var(--mo-ink); background: var(--mo-white); color: var(--mo-ink); font: 600 14px/1 var(--mo-font); }
  html.r8-catalog .mo-filter-chips svg { width: 16px; height: 16px; }
}
@media (prefers-reduced-motion: reduce) {
  html.r8-catalog .r8-sheet, .r8-sheet-backdrop, .r8-sortopt .r8-ico { transition: none !important; }
}