/* =====================================================================
   BirTool.az — Product Listing template  ·  css/listing.css
   One template → catalog / category / brand / search / empty
   Sidebar filters · toolbar · grid+list · pagination · SEO · FAQ · drawer
   Depends on css/style.css (+ shell header markup reuses css/shell.css)
   ===================================================================== */

.listing-wrap { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

/* ====================== PAGE HEADER ====================== */
.page-head { padding: 24px 0 20px; }
.page-head .breadcrumb { margin-bottom: 16px; }
.page-head__row { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.page-head h1 {
  font-size: clamp(1.6rem, 1.2rem + 1.4vw, 2.1rem); font-weight: 800;
  color: var(--text-strong); letter-spacing: -0.02em; margin: 0; line-height: 1.1;
}
.page-head h1 .accent { color: var(--primary); }
.page-head .count-pill {
  display: inline-flex; align-items: center; gap: 7px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-full);
  padding: 6px 14px; font-size: var(--fs-sm); font-weight: 700; color: var(--gray-600); white-space: nowrap;
}
.page-head .count-pill b { color: var(--text-strong); }
.page-head__desc { margin: 14px 0 0; max-width: 760px; color: var(--gray-600); font-size: var(--fs-sm); line-height: 1.6; }
.brand-head { display: flex; align-items: center; gap: 16px; }
.brand-head__logo {
  width: 64px; height: 64px; flex: none; border-radius: var(--radius-md);
  background: var(--surface); border: 1px solid var(--border);
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 1.1rem; color: var(--navy-700); letter-spacing: -0.02em;
}

/* ====================== LAYOUT ====================== */
.listing-grid { display: grid; grid-template-columns: 264px 1fr; gap: 28px; align-items: start; padding-bottom: 56px; }
@media (max-width: 980px){ .listing-grid { grid-template-columns: 1fr; } }

/* ====================== SIDEBAR FILTERS ====================== */
.filters { display: flex; flex-direction: column; gap: 14px; position: sticky; top: 96px; }
.fblock { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; }
.fblock__head {
  display: flex; align-items: center; gap: 10px; width: 100%;
  padding: 15px 16px; background: none; border: none; cursor: pointer;
  font-size: var(--fs-sm); font-weight: 800; color: var(--text-strong); text-align: left;
}
.fblock__head .ic { width: 18px; height: 18px; color: var(--primary); flex: none; }
.fblock__head .chev { margin-left: auto; width: 18px; height: 18px; color: var(--gray-400); transition: transform var(--dur) var(--ease); }
.fblock.is-collapsed .fblock__head .chev { transform: rotate(-90deg); }
.fblock__body { padding: 4px 16px 16px; }
.fblock.is-collapsed .fblock__body { display: none; }

/* category list */
.cat-list { display: flex; flex-direction: column; gap: 1px; }
.cat-list a {
  display: flex; align-items: center; gap: 8px; padding: 9px 10px; border-radius: var(--radius-sm);
  font-size: var(--fs-sm); font-weight: 600; color: var(--gray-700);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.cat-list a .c { margin-left: auto; font-size: 11px; font-weight: 700; color: var(--gray-400); background: var(--gray-100); border-radius: var(--radius-full); padding: 2px 8px; }
.cat-list a:hover { background: var(--gray-50); color: var(--primary); }
.cat-list a.is-active { background: var(--red-50); color: var(--primary-active); font-weight: 800; }
.cat-list a.is-active .c { background: var(--red-100); color: var(--primary-active); }

/* price range */
.price-row { display: flex; align-items: center; gap: 8px; }
.price-row .input { padding: 10px 12px; font-size: var(--fs-sm); }
.price-row .dash { color: var(--gray-400); font-weight: 700; }
.price-track { height: 4px; background: var(--gray-200); border-radius: var(--radius-full); margin: 16px 4px 6px; position: relative; }
.price-track .fill { position: absolute; height: 100%; background: var(--primary); border-radius: inherit; left: 12%; right: 28%; }
.price-track .knob { position: absolute; top: 50%; width: 16px; height: 16px; background: #fff; border: 3px solid var(--primary); border-radius: 50%; transform: translate(-50%,-50%); box-shadow: var(--shadow-sm); }
.price-apply { margin-top: 12px; }

/* checkbox / radio filter rows */
.fopt { display: flex; align-items: center; gap: 10px; padding: 8px 4px; cursor: pointer; font-size: var(--fs-sm); font-weight: 600; color: var(--gray-700); }
.fopt input { width: 17px; height: 17px; accent-color: var(--primary); cursor: pointer; flex: none; }
.fopt:hover { color: var(--text-strong); }
.fopt .c { margin-left: auto; font-size: 11px; font-weight: 700; color: var(--gray-400); }
.fopt .swatch-disc { font-weight: 800; color: var(--success-text); }

/* brand search */
.brand-search { margin-bottom: 10px; }
.brand-search .input { padding: 9px 12px 9px 34px; font-size: var(--fs-sm); }
.brand-search { position: relative; }
.brand-search svg { position: absolute; left: 11px; top: 50%; transform: translateY(-50%); width: 16px; height: 16px; color: var(--gray-400); }
.brand-list { max-height: 188px; overflow-y: auto; display: flex; flex-direction: column; gap: 1px; padding-right: 4px; }
.brand-list::-webkit-scrollbar { width: 6px; }
.brand-list::-webkit-scrollbar-thumb { background: var(--gray-300); border-radius: 3px; }

/* rating filter */
.rate-opt .stars { display: inline-flex; gap: 1px; }
.rate-opt .stars svg { width: 14px; height: 14px; }

/* ====================== TOOLBAR ====================== */
.toolbar {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 12px 16px; margin-bottom: 18px;
}
.toolbar__count { font-size: var(--fs-sm); font-weight: 700; color: var(--gray-600); }
.toolbar__count b { color: var(--text-strong); }
.toolbar__spacer { flex: 1; }
.filter-btn { display: none; } /* mobile only */
.sortbox { display: flex; align-items: center; gap: 8px; }
.sortbox label { font-size: var(--fs-sm); font-weight: 700; color: var(--gray-500); white-space: nowrap; }
.sortbox .select { padding: 9px 36px 9px 12px; font-size: var(--fs-sm); font-weight: 700; min-width: 184px; }
.view-toggle { display: inline-flex; background: var(--gray-100); border-radius: var(--radius-md); padding: 3px; }
.view-toggle button { width: 38px; height: 34px; border: none; background: none; border-radius: var(--radius-sm); cursor: pointer; color: var(--gray-500); display: inline-flex; align-items: center; justify-content: center; }
.view-toggle button svg { width: 18px; height: 18px; }
.view-toggle button.is-active { background: var(--surface); color: var(--primary); box-shadow: var(--shadow-xs); }

/* active filter chips */
.active-filters { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 18px; }
.active-filters .lbl { font-size: var(--fs-xs); font-weight: 800; letter-spacing: .06em; text-transform: uppercase; color: var(--text-muted); }
.fchip {
  display: inline-flex; align-items: center; gap: 7px; padding: 6px 8px 6px 12px;
  background: var(--surface); border: 1px solid var(--border-strong); border-radius: var(--radius-full);
  font-size: var(--fs-sm); font-weight: 700; color: var(--text-strong);
}
.fchip button { display: inline-flex; width: 18px; height: 18px; align-items: center; justify-content: center; border: none; background: var(--gray-100); border-radius: 50%; cursor: pointer; color: var(--gray-500); }
.fchip button:hover { background: var(--red-100); color: var(--primary); }
.fchip button svg { width: 11px; height: 11px; }
.clear-all { font-size: var(--fs-sm); font-weight: 700; color: var(--primary); background: none; border: none; cursor: pointer; }
.clear-all:hover { text-decoration: underline; }

/* ====================== PRODUCT GRID ====================== */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
@media (max-width: 1180px){ .product-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 760px){ .product-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; } }

/* placeholder image (graceful fallback) */
.pc-img { width: 100%; height: 100%; object-fit: contain; }
.pc-ph {
  width: 100%; height: 100%; display: flex; align-items: center; justify-content: center;
  color: var(--gray-300); position: relative;
}
.pc-ph svg { width: 46%; height: 46%; }
.pc-ph::after { content: "BirTool.az"; position: absolute; bottom: 14px; font-family: var(--font-mono); font-size: 9px; letter-spacing: .12em; color: var(--gray-300); }

/* card bottom wrapper (price + actions) */
.pc-bottom { display: flex; flex-direction: column; gap: 4px; margin-top: auto; }

/* condensed CTA row on card (compare/wish + add) to match site density */
.pc-actions-row { display: flex; gap: 6px; margin-top: var(--space-3); }
.pc-actions-row .icon-btn { --size: 40px; flex: none; }
.pc-actions-row .btn { flex: 1; }
@media (max-width: 760px){
  .product-card__brand { font-size: 10px; }
  .pc-actions-row .icon-btn { display: none; } /* keep just add-to-cart on small screens */
}

/* ---- LIST VIEW ---- */
.product-grid.is-list { grid-template-columns: 1fr; gap: 12px; }
.is-list .product-card { flex-direction: row; }
.is-list .product-card__media { width: 200px; flex: none; aspect-ratio: auto; }
.is-list .product-card__body { padding: 18px 20px; }
.is-list .product-card__actions { opacity: 1; transform: none; }
.is-list .pc-list-desc { font-size: var(--fs-sm); color: var(--gray-500); line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.is-list .pc-bottom { display: flex; flex-direction: row; align-items: center; justify-content: space-between; gap: 16px; margin-top: auto; padding-top: 12px; flex-wrap: wrap; }
.is-list .pc-actions-row { margin-top: 0; width: auto; }
.is-list .pc-actions-row .btn { flex: none; }
.pc-list-desc { display: none; }
.is-list .pc-list-desc { display: -webkit-box; }
.is-list .product-card__title { -webkit-line-clamp: 1; min-height: 0; font-size: var(--fs-base); }
@media (max-width: 620px){
  .is-list .product-card { flex-direction: column; }
  .is-list .product-card__media { width: 100%; aspect-ratio: 1/1; }
  .is-list .pc-list-desc { display: none; }
}

/* ====================== PAGINATION ====================== */
.pagination { display: flex; align-items: center; justify-content: center; gap: 6px; margin-top: 36px; }
.pagination a, .pagination span {
  min-width: 42px; height: 42px; padding: 0 12px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--border-strong); border-radius: var(--radius-md);
  font-size: var(--fs-sm); font-weight: 700; color: var(--text-strong); background: var(--surface);
  transition: all var(--dur) var(--ease);
}
.pagination a:hover { border-color: var(--primary); color: var(--primary); }
.pagination .is-active { background: var(--primary); border-color: var(--primary); color: #fff; }
.pagination .gap { border: none; background: none; color: var(--gray-400); }
.pagination .nav svg { width: 18px; height: 18px; }
.pagination .disabled { opacity: .4; pointer-events: none; }

/* ====================== SEO + FAQ ====================== */
.seo-block { margin-top: 44px; padding-top: 36px; border-top: 1px solid var(--border); }
.seo-block h2 { font-size: var(--fs-h3); font-weight: 800; color: var(--text-strong); letter-spacing: -0.01em; margin: 0 0 14px; }
.seo-block p { color: var(--gray-600); line-height: 1.7; margin: 0 0 14px; max-width: 880px; }
.seo-block p:last-child { margin-bottom: 0; }
.seo-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px; }
@media (max-width: 860px){ .seo-grid { grid-template-columns: 1fr; gap: 28px; } }

.faq { display: flex; flex-direction: column; gap: 10px; }
.faq__item { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md); overflow: hidden; }
.faq__q { display: flex; align-items: center; gap: 12px; width: 100%; padding: 16px 18px; background: none; border: none; cursor: pointer; text-align: left; font-size: var(--fs-base); font-weight: 700; color: var(--text-strong); }
.faq__q .chev { margin-left: auto; width: 20px; height: 20px; color: var(--primary); flex: none; transition: transform var(--dur) var(--ease); }
.faq__item.is-open .faq__q .chev { transform: rotate(180deg); }
.faq__a { padding: 0 18px; max-height: 0; overflow: hidden; transition: max-height var(--dur) var(--ease), padding var(--dur) var(--ease); }
.faq__item.is-open .faq__a { padding: 0 18px 18px; max-height: 320px; }
.faq__a p { color: var(--gray-600); line-height: 1.65; margin: 0; font-size: var(--fs-sm); }

/* ====================== EMPTY STATE ====================== */
.empty {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-xl);
  padding: 64px 32px; text-align: center; display: flex; flex-direction: column; align-items: center;
}
.empty__icon { width: 96px; height: 96px; border-radius: 50%; background: var(--red-50); color: var(--primary); display: inline-flex; align-items: center; justify-content: center; margin-bottom: 24px; }
.empty__icon svg { width: 46px; height: 46px; }
.empty h2 { font-size: var(--fs-h2); font-weight: 800; color: var(--text-strong); margin: 0 0 10px; letter-spacing: -0.01em; }
.empty p { color: var(--gray-600); font-size: var(--fs-lg); margin: 0 0 28px; max-width: 480px; line-height: 1.55; }
.empty__search { display: flex; gap: 8px; width: 100%; max-width: 460px; margin-bottom: 28px; }
.empty__search .input-group { flex: 1; }
.empty__pop { display: flex; flex-direction: column; align-items: center; gap: 14px; }
.empty__pop .lbl { font-size: var(--fs-xs); font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--text-muted); }
.empty__chips { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; max-width: 560px; }

/* ====================== MOBILE FILTER DRAWER ====================== */
.filter-overlay { position: fixed; inset: 0; background: rgba(15,19,31,.5); opacity: 0; visibility: hidden; transition: opacity var(--dur), visibility var(--dur); z-index: 95; }
.filter-overlay.is-open { opacity: 1; visibility: visible; }
.filter-drawer {
  position: fixed; top: 0; bottom: 0; left: 0; width: min(88vw, 360px);
  background: var(--gray-50); z-index: 96; transform: translateX(-100%);
  transition: transform .26s var(--ease); display: flex; flex-direction: column; box-shadow: var(--shadow-xl);
}
.filter-drawer.is-open { transform: none; }
.filter-drawer__head { display: flex; align-items: center; justify-content: space-between; padding: 16px 18px; background: var(--surface); border-bottom: 1px solid var(--border); }
.filter-drawer__head h3 { font-size: var(--fs-lg); font-weight: 800; color: var(--text-strong); margin: 0; }
.filter-drawer__close { width: 40px; height: 40px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--border); border-radius: var(--radius-md); background: var(--surface); cursor: pointer; color: var(--gray-600); }
.filter-drawer__close svg { width: 20px; height: 20px; }
.filter-drawer__body { flex: 1; overflow-y: auto; padding: 14px; display: flex; flex-direction: column; gap: 14px; }
.filter-drawer__foot { padding: 14px 18px; background: var(--surface); border-top: 1px solid var(--border); display: flex; gap: 10px; }
.filter-drawer__foot .btn { flex: 1; }

@media (max-width: 980px){
  .filters.is-desktop { display: none; }
  .filter-btn {
    display: inline-flex; align-items: center; gap: 8px; padding: 9px 16px;
    background: var(--navy-800); color: #fff; border: none; border-radius: var(--radius-md);
    font-size: var(--fs-sm); font-weight: 700; cursor: pointer;
  }
  .filter-btn svg { width: 18px; height: 18px; }
  .filter-btn .badge-n { background: var(--primary); color: #fff; border-radius: var(--radius-full); padding: 1px 7px; font-size: 11px; font-weight: 800; }
  .toolbar__count { width: 100%; order: -1; margin-bottom: 2px; }
  .sortbox label { display: none; }
  .sortbox .select { min-width: 0; }
}
@media (min-width: 981px){ .filter-overlay, .filter-drawer, .filter-btn { display: none !important; } }

/* ---- listing filter panel + pagination + states (BirTool wiring) ---- */
.filters{align-self:start;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px;position:sticky;top:150px}
.filter-group{padding:14px 0;border-bottom:1px solid var(--border)}
.filter-group:first-child{padding-top:0}
.filter-group:last-child{border-bottom:0;padding-bottom:0}
.filter-group__title{font-weight:700;font-size:.95rem;color:var(--text-strong);margin-bottom:10px}
.filter-cats,.filter-brands{display:flex;flex-direction:column;gap:2px;max-height:260px;overflow:auto}
.fcheck{display:flex;align-items:center;gap:9px;padding:6px 8px;border-radius:8px;cursor:pointer;font-size:.9rem;color:var(--text)}
.fcheck:hover{background:var(--surface-sunken)}
.fcheck input{accent-color:var(--primary);width:16px;height:16px;flex-shrink:0}
.fcheck span{flex:1}
.fcheck em{font-style:normal;color:var(--text-muted);font-size:.8rem}
.price-row{display:flex;align-items:center;gap:8px;margin-bottom:10px}
.price-row .input{width:100%;padding:9px 10px;border:1.5px solid var(--border);border-radius:8px;font:inherit;outline:none}
.price-row .input:focus{border-color:var(--primary)}
.active-filters{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 16px}
.chip-active{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;background:var(--red-50);color:var(--primary);border:1px solid var(--red-200);border-radius:var(--radius-full);font-size:.82rem;font-weight:600;cursor:pointer}
.chip-active svg{width:13px;height:13px}
.chip-clear{padding:6px 12px;background:none;border:1px dashed var(--border-strong);border-radius:var(--radius-full);font-size:.82rem;color:var(--text-muted);cursor:pointer}
.pagination{display:flex;justify-content:center;align-items:center;gap:6px;margin-top:32px;flex-wrap:wrap}
.page-btn{min-width:40px;height:40px;padding:0 10px;border:1.5px solid var(--border);background:var(--surface);border-radius:10px;font-weight:700;color:var(--text);cursor:pointer;display:inline-flex;align-items:center;justify-content:center}
.page-btn svg{width:18px;height:18px}
.page-btn:hover:not(:disabled){border-color:var(--primary);color:var(--primary)}
.page-btn.is-active{background:var(--primary);border-color:var(--primary);color:#fff}
.page-btn:disabled{opacity:.4;cursor:default}
.page-dots{color:var(--text-muted);padding:0 4px}
.product-grid.is-list{grid-template-columns:1fr}
.empty-state{text-align:center;padding:48px 20px;color:var(--text-muted)}
.empty-state__ic{width:64px;height:64px;margin:0 auto 16px;border-radius:50%;background:var(--surface-sunken);display:flex;align-items:center;justify-content:center}
.empty-state__ic svg{width:30px;height:30px;color:var(--text-muted)}
.empty-state h3{color:var(--text-strong);margin-bottom:6px}
.empty-state p{margin-bottom:18px}
.filters-overlay{position:fixed;inset:0;background:rgba(15,19,31,.5);opacity:0;visibility:hidden;transition:.2s;z-index:60}
.filters-overlay.is-open{opacity:1;visibility:visible}
.filters-drawer{position:fixed;top:0;left:0;bottom:0;width:88%;max-width:360px;background:var(--surface);z-index:61;transform:translateX(-100%);transition:transform .25s var(--ease);display:flex;flex-direction:column}
.filters-drawer.is-open{transform:none}
.filters-drawer__head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--border);font-size:1.05rem}
.filters-drawer__body{padding:18px;overflow:auto;flex:1}
@media(min-width:981px){.filter-btn{display:none}.filters-drawer,.filters-overlay{display:none}}
@media(max-width:980px){.filters.is-desktop{display:none}}

/* ---- editorial / SEO content pages ---- */
.content-page{max-width:1100px;margin:0 auto;padding:28px 20px 64px}
.content-article{font-size:1.02rem;line-height:1.75;color:var(--text)}
.content-article__h1{font-size:var(--fs-h1);font-weight:800;color:var(--text-strong);letter-spacing:-.02em;line-height:1.15;margin-bottom:18px}
.content-article h2{font-size:var(--fs-h2);font-weight:800;color:var(--text-strong);letter-spacing:-.01em;margin:32px 0 12px}
.content-article h3{font-size:var(--fs-h4);font-weight:700;color:var(--text-strong);margin:24px 0 10px}
.content-article p{margin:0 0 14px}
.content-article a{color:var(--primary);font-weight:600}
.content-article ul,.content-article ol{margin:0 0 16px;padding-left:22px}
.content-article li{margin-bottom:6px}
.content-article table{width:100%;border-collapse:collapse;margin:12px 0 20px}
.content-article th,.content-article td{padding:10px 14px;border:1px solid var(--border);text-align:left}
.content-article th{background:var(--surface-sunken);font-weight:700}
.content-article img{max-width:100%;height:auto;border-radius:var(--radius-md)}
.content-article details{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);padding:14px 16px;margin-bottom:10px}
.content-article summary{font-weight:700;cursor:pointer;color:var(--text-strong)}