/* INSTAY product filter/list layout
 * Responsive single stylesheet: desktop sidebar + mobile full-screen filter.
 * Kept separate from instay-design.css so global cache/version changes cannot drop the filter UI.
 */

.instay-product-list-page{max-width:100%;overflow-x:hidden}
.instay-product-list-page .instay-shell{overflow:visible}
.instay-product-filter-anchor{position:sticky;z-index:45;top:0;margin:0 0 4px;padding:12px 0 14px;background:rgba(255,255,255,.97);backdrop-filter:blur(12px)}
.instay-product-filter-anchor::before{content:"";position:absolute;z-index:-1;top:0;bottom:0;left:50%;width:100vw;transform:translateX(-50%);border-bottom:1px solid #deded9;background:inherit}
.instay-product-filter-panel{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.25fr) minmax(0,.72fr) auto;gap:9px 28px}
.instay-product-filter-head,.instay-filter-mobile-toggle{display:none}
.instay-mobile-quick-filters,.instay-selected-filters{display:none}
.instay-filter-head-reset{display:inline-flex;align-items:center;justify-content:center;height:30px;margin-left:auto;padding:0 11px;border:1px solid #cfcfca;background:#fff;color:#333;font-size:10px;font-weight:750;line-height:1;text-decoration:none;white-space:nowrap;transition:border-color .16s,background .16s,color .16s}
.instay-filter-head-reset::before{content:"↺";margin-right:5px;font:700 12px/1 Arial,sans-serif}
.instay-filter-head-reset:hover{border-color:#111;background:#111;color:#fff}
.instay-filter-group{min-width:0;display:grid;grid-template-columns:44px minmax(0,1fr);align-items:center;gap:10px}
.instay-filter-group-category{grid-column:1/-1}
.instay-filter-group>strong{color:#777772;font-size:10px;letter-spacing:.04em;white-space:nowrap}
.instay-filter-links{min-width:0;display:flex;gap:6px;overflow-x:auto;overscroll-behavior-inline:contain;scrollbar-width:none}
.instay-filter-links::-webkit-scrollbar{display:none}
.instay-filter-links a{flex:0 0 auto;min-width:66px;padding:8px 13px;border:1px solid #d7d7d1;border-radius:999px;background:#fff;color:#333;font-size:11px;font-weight:650;line-height:1;text-align:center;white-space:nowrap;transition:border-color .16s,background .16s,color .16s}
.instay-filter-links a:hover,.instay-filter-links a.is-active{border-color:#111;background:#111;color:#fff}
.instay-product-filter-actions{display:flex;align-items:center;justify-content:flex-end;gap:7px;align-self:center}
.instay-product-filter-actions a,.instay-product-filter-actions button{padding:9px 12px;border:1px solid #cfcfca;background:#fff;color:#333;font-size:11px;font-weight:750;line-height:1;white-space:nowrap;cursor:pointer}
.instay-product-filter-actions a::before{content:"↺";margin-right:5px;font:700 13px/1 Arial,sans-serif}
.instay-product-filter-actions button{display:none}
.instay-product-filter-toggle{position:absolute;top:100%;left:50%;min-width:84px;height:22px;padding:0 10px;transform:translateX(-50%);border:1px solid #111;border-top:0;border-radius:0 0 10px 10px;background:#111;color:#fff!important;font-size:8px!important;font-weight:700!important;letter-spacing:-.02em;line-height:1!important;cursor:pointer;box-shadow:none}
.instay-product-filter-toggle>span{align-items:center;justify-content:center;gap:5px;font-size:8px!important;line-height:1!important;white-space:nowrap}
.instay-product-filter-toggle .instay-filter-toggle-open{display:inline-flex}
.instay-product-filter-toggle svg{width:8px;height:5px;overflow:visible;fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.5}
.instay-filter-toggle-closed{display:none}
.instay-product-filter-anchor.is-collapsed{height:1px;margin-bottom:4px;padding:0;background:#fff}
.instay-product-filter-anchor.is-collapsed .instay-product-filter-panel{display:none}
.instay-product-filter-anchor.is-collapsed .instay-filter-toggle-open{display:none}
.instay-product-filter-anchor.is-collapsed .instay-filter-toggle-closed{display:inline-flex}
.instay-listing-toolbar{padding:38px 0 24px}
.instay-pagination a.instay-pagination-active{background:#111!important;color:#fff!important}

@media(max-width:1100px){
  .instay-product-filter-panel{grid-template-columns:1fr 1fr;gap:9px 18px}
  .instay-filter-group-category{grid-column:1/-1}
}

@media(min-width:821px){
  .instay-listing-content-with-filter{display:grid;grid-template-columns:220px minmax(0,1fr);align-items:start;column-gap:36px}
  .instay-product-filter-anchor{grid-column:1;grid-row:1/span 4;position:sticky;z-index:20;top:137px;align-self:start;box-sizing:border-box;max-height:calc(100vh - 161px);margin:0;padding:0 24px 96px 0;overflow-y:auto;overflow-anchor:none;overscroll-behavior:contain;scroll-padding-bottom:96px;border-right:1px solid #deded9;background:#fff;backdrop-filter:none;scrollbar-width:thin;transition:top .24s ease,max-height .24s ease}
  html.instay-desktop-header-hidden .instay-product-filter-anchor{top:24px;max-height:calc(100vh - 48px)}
  .instay-product-filter-anchor::before{display:none}
  .instay-product-filter-panel{display:grid;grid-template-columns:minmax(0,1fr);align-content:start;gap:0}
  .instay-product-filter-head{height:52px;display:flex;align-items:center;border-top:2px solid #111;border-bottom:1px solid #deded9}
  .instay-product-filter-head strong{font-size:16px;letter-spacing:-.035em}
  .instay-product-filter-head button{display:none}
  .instay-filter-group,.instay-filter-group-category{grid-column:auto;display:block;padding:17px 0;border-bottom:1px solid #e7e7e2}
  .instay-filter-group>strong{display:block;margin:0 0 11px;color:#111;font-size:11px;font-weight:800;letter-spacing:-.01em}
  .instay-filter-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 10px;overflow:visible}
  .instay-filter-links a{min-width:0;padding:1px 0;display:grid;grid-template-columns:12px minmax(0,1fr);align-items:start;gap:6px;border:0;border-radius:0;background:transparent;color:#555;font-size:11px;font-weight:550;line-height:1.35;text-align:left;white-space:normal}
  .instay-filter-links a::before{content:"";width:11px;height:11px;margin-top:1px;border:1px solid #aaa;background:#fff}
  .instay-filter-links a:hover,.instay-filter-links a.is-active{border:0;background:transparent;color:#111;font-weight:800}
  .instay-filter-links a.is-active::before{border-color:#111;background:#111;box-shadow:inset 0 0 0 2px #fff}
  .instay-product-filter-actions{display:none}
  .instay-product-filter-toggle{display:none}
  .instay-product-filter-anchor.is-collapsed{height:auto;margin:0;padding:0 24px 96px 0;background:#fff}
  .instay-product-filter-anchor.is-collapsed .instay-product-filter-panel{display:grid}
  .instay-listing-content-with-filter>.instay-listing-results{grid-column:2;min-width:0}
  .instay-listing-content-with-filter .instay-listing-toolbar{padding:0 0 24px}
  .instay-listing-content-with-filter .instay-product-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:55px 18px}
  .instay-listing-content-no-filter{display:block}
  .instay-listing-content-no-filter>.instay-listing-results{width:100%;min-width:0}
  .instay-listing-content-no-filter .instay-product-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:55px 18px}
}

@media(min-width:1500px){
  .instay-listing-content-with-filter .instay-product-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
}

@media(min-width:821px) and (max-width:1100px){
  .instay-listing-content-with-filter{grid-template-columns:190px minmax(0,1fr);column-gap:24px}
  .instay-product-filter-anchor,.instay-product-filter-anchor.is-collapsed{padding-right:18px}
  .instay-filter-links{grid-template-columns:minmax(0,1fr)}
  .instay-listing-content-with-filter .instay-product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .instay-listing-content-no-filter .instay-product-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}

@media(max-width:820px){
  html,.instay-product-list-page{width:100%;max-width:100%;overflow-x:hidden!important}
  .instay-listing-content{width:calc(100% - 36px);padding:20px 0 90px}
  .instay-product-filter-anchor{top:65px;width:100%;max-width:100%;min-width:0;padding:0;overflow-x:hidden;border-bottom:1px solid #deded9;background:#fff;box-shadow:none}
  .instay-product-filter-anchor::before{display:none}
  .instay-product-filter-anchor.is-collapsed{height:auto;margin-bottom:4px}
  .instay-product-filter-toggle{display:none}
  .instay-mobile-quick-filters{box-sizing:border-box;width:100%;max-width:100%;min-width:0;padding:12px 0;display:flex;align-items:center;gap:8px;overflow-x:auto;overflow-y:hidden;overscroll-behavior-x:contain;overscroll-behavior-inline:contain;scrollbar-width:none;-webkit-overflow-scrolling:touch}
  .instay-mobile-quick-filters::-webkit-scrollbar{display:none}
  .instay-filter-mobile-toggle{flex:0 0 92px;width:92px;height:38px;padding:0 8px;display:flex;align-items:center;justify-content:center;gap:5px;border:1px solid #111;border-radius:999px;outline:0;background:#fff;color:#111;text-align:left;cursor:pointer;-webkit-tap-highlight-color:transparent}
  .instay-filter-mobile-toggle span{font-size:13px;font-weight:850}
  .instay-filter-mobile-toggle::before{content:"";width:17px;height:12px;flex:0 0 17px;background:linear-gradient(#111,#111) left 2px/17px 1.5px no-repeat,linear-gradient(#111,#111) left 9px/12px 1.5px no-repeat}
  .instay-mobile-quick-filters>a{flex:0 0 auto;height:38px;padding:0 15px;display:inline-flex;align-items:center;border:1px solid #cfcfca;border-radius:999px;outline:0;background:#fff;color:#333;font-size:12px;font-weight:700;white-space:nowrap;-webkit-tap-highlight-color:transparent}
  .instay-mobile-quick-filters>.instay-filter-mobile-reset{flex:0 0 92px;width:92px;padding:0;justify-content:center;border-color:#111;color:#111;font-size:13px;font-weight:850}
  .instay-mobile-quick-filters>a.is-active{border-color:#111;background:#111;color:#fff}
  .instay-product-list-page .instay-product-filter-panel{position:fixed!important;z-index:1200;inset:0!important;box-sizing:border-box;width:100%!important;height:100vh;height:100dvh;max-width:100%!important;max-height:none!important;margin:0!important;padding:calc(78px + env(safe-area-inset-top)) 18px calc(104px + env(safe-area-inset-bottom));display:grid!important;grid-template-columns:minmax(0,1fr);align-content:start;gap:22px;overflow-x:hidden;overflow-y:auto;overscroll-behavior:contain;scroll-padding-bottom:104px;background:#fff;box-shadow:none;visibility:hidden;opacity:0;pointer-events:none;transform:translateY(10px);transition:visibility .18s,opacity .18s ease,transform .18s ease}
  .instay-product-list-page .instay-product-filter-panel.is-open,.instay-product-filter-anchor.is-collapsed .instay-product-filter-panel.is-open{visibility:visible;opacity:1;pointer-events:auto;transform:none}
  .instay-product-filter-head{position:fixed;z-index:2;top:0;left:0;right:0;box-sizing:border-box;height:calc(64px + env(safe-area-inset-top));padding:env(safe-area-inset-top) 12px 0 18px;display:grid;grid-template-columns:minmax(0,1fr) 58px 58px;align-items:center;gap:7px;border-bottom:1px solid #deded9;background:#fff}
  .instay-product-filter-head strong{font-size:17px}
  .instay-filter-head-reset,.instay-product-filter-head button{box-sizing:border-box;width:58px;height:38px;margin:0;padding:0;display:inline-flex;align-items:center;justify-content:center;border:1px solid #cfcfca!important;outline:0;background:#fff!important;color:#111!important;box-shadow:none!important;font-size:10px;font-weight:750;line-height:1;text-decoration:none;cursor:pointer;-webkit-tap-highlight-color:transparent}
  .instay-product-filter-head button{font:500 22px/1 Arial,sans-serif}
  .instay-filter-head-reset::before{margin-right:4px;font-size:11px}
  .instay-filter-group,.instay-filter-group-category{grid-column:auto;display:block}
  .instay-selected-filters{margin:0;padding:0 0 20px;display:block;border-bottom:1px solid #deded9}
  .instay-selected-filters[hidden]{display:none}
  .instay-selected-filters>strong{display:block;margin-bottom:12px;font-size:12px}
  .instay-selected-filters>div{display:flex;flex-wrap:wrap;gap:7px}
  .instay-selected-filters button{min-height:34px;padding:0 12px;border:1px solid #111;border-radius:999px;outline:0;background:#fff;color:#111;font-size:11px;font-weight:750;cursor:pointer;-webkit-tap-highlight-color:transparent}
  .instay-filter-group>strong{display:block;margin:0 0 10px;color:#111;font-size:12px}
  .instay-filter-links{display:flex;flex-wrap:wrap;gap:7px;overflow:visible}
  .instay-filter-links a{min-width:64px;padding:9px 12px;outline:0!important;box-shadow:none!important;font-size:11px;-webkit-tap-highlight-color:transparent}
  .instay-filter-links a:focus,.instay-filter-links a:focus-visible,.instay-filter-head-reset:focus,.instay-filter-head-reset:focus-visible,.instay-product-filter-head button:focus,.instay-product-filter-head button:focus-visible{outline:0!important;box-shadow:none!important}
  .instay-product-filter-actions{position:fixed;z-index:2;left:0;right:0;bottom:0;box-sizing:border-box;height:calc(68px + env(safe-area-inset-bottom));padding:10px 18px calc(10px + env(safe-area-inset-bottom));display:grid;grid-template-columns:1fr;gap:0;border-top:1px solid #deded9;background:#fff}
  .instay-product-filter-actions a,.instay-product-filter-actions button{height:42px;display:grid;place-items:center;padding:0 14px;font-size:12px}
  .instay-product-filter-actions button{border-color:#111;background:#111;color:#fff}
  .instay-listing-toolbar{padding-top:28px}
}