:root{
  --bg:#f5f6f8; --surface:#fff; --text:#1d2330; --muted:#6b7280; --line:#e5e7eb;
  --primary:#0f5c8a; --primary-ink:#fff; --primary-soft:#e6f0f7; --danger:#b42318; --ok:#067647; --warn:#b54708;
  --radius:12px; --shadow:0 1px 2px rgba(16,24,40,.06),0 1px 3px rgba(16,24,40,.08);
}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:"Segoe UI",Tahoma,"Noto Sans Arabic",system-ui,sans-serif;background:var(--bg);color:var(--text);font-size:15px;line-height:1.5}
[hidden]{display:none!important}
button,input,select,textarea{font:inherit;color:inherit}
input,select,textarea{border:1px solid var(--line);border-radius:8px;padding:9px 11px;background:#fff;min-width:0}
input:focus,select:focus,textarea:focus{outline:2px solid var(--primary-soft);border-color:var(--primary)}
label{display:flex;flex-direction:column;gap:6px;font-weight:600;font-size:14px}
.muted{color:var(--muted)}
.btn{border:1px solid var(--line);background:#fff;border-radius:8px;padding:8px 14px;cursor:pointer;font-weight:600;white-space:nowrap}
.btn:hover{background:#f9fafb}
.btn.primary{background:var(--primary);border-color:var(--primary);color:var(--primary-ink)}
.btn.primary:hover{filter:brightness(1.08)}
.btn.primary:disabled{opacity:.6;cursor:wait}
.btn.ghost{border-color:transparent;background:transparent}
.btn.ghost:hover{background:#eef0f3}
.btn.danger{color:var(--danger)}
.btn.block{width:100%;padding:11px}
.btn.sm{padding:5px 10px;font-size:13px}

/* login */
.login-wrap{min-height:100vh;display:grid;place-items:center;padding:16px;background:linear-gradient(160deg,#0f5c8a 0%,#0b3d5c 100%)}
.login-card{background:#fff;border-radius:16px;padding:32px 28px;width:100%;max-width:380px;display:flex;flex-direction:column;gap:14px;box-shadow:0 20px 40px rgba(0,0,0,.2)}
.login-card h1{margin:0;font-size:24px}
.login-card p{margin:0 0 6px}
.brand-mark{width:52px;height:52px;border-radius:12px;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:800;font-size:20px;letter-spacing:1px}
.brand-mark.sm{width:38px;height:38px;font-size:15px;border-radius:10px}
.login-logo{width:180px;height:auto;align-self:center;margin-bottom:4px}
.login-card h1{text-align:center}
.login-card>p{text-align:center}
.brand-logo{width:40px;height:40px;object-fit:contain;flex:none}
.form-note{background:#fffaeb;color:#b54708;border-radius:8px;padding:8px 12px;font-size:14px;text-align:center}
.install-link{text-align:center;color:var(--primary);font-weight:600;text-decoration:none;font-size:14px;padding:4px}
.inst-body{padding:22px 22px 18px;display:flex;flex-direction:column;gap:10px;text-align:center}
.inst-body h3{margin:0}
.inst-body p{margin:0}
.inst-icon{width:72px;height:72px;border-radius:16px;align-self:center;box-shadow:0 2px 8px rgba(0,0,0,.12)}
.inst-steps{text-align:start;margin:6px 0 8px;padding-inline-start:20px;line-height:1.9}
/* standalone app: respect the iPhone notch / home bar */
@media (display-mode: standalone){
  .topbar{padding-top:max(10px, env(safe-area-inset-top))}
  .drawer,.sidebar{padding-bottom:env(safe-area-inset-bottom)}
  .login-wrap{padding-top:max(16px, env(safe-area-inset-top))}
}
.form-error{color:var(--danger);font-size:14px;min-height:1em}

/* topbar */
.topbar{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:16px;padding:10px 20px;flex-wrap:wrap}
.tb-start{display:flex;align-items:center;gap:10px}
.tb-title{font-weight:800}
.tb-sub{font-size:13px;color:var(--muted)}
.tabs{display:flex;gap:4px;margin-inline-start:12px}
.tab{border:0;background:none;padding:8px 14px;border-radius:8px;cursor:pointer;font-weight:600;color:var(--muted)}
.tab.active{background:var(--primary-soft);color:var(--primary)}
.tb-end{margin-inline-start:auto;display:flex;align-items:center;gap:6px}
.cart-btn{display:flex;align-items:center;gap:8px}
.badge{background:var(--primary);color:#fff;border-radius:999px;padding:0 8px;font-size:12px;min-width:22px;text-align:center}
.menu{position:relative}
.menu-pop{position:absolute;inset-inline-end:0;top:calc(100% + 6px);background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow);min-width:180px;padding:6px;display:flex;flex-direction:column}
.menu-pop a,.menu-pop button{border:0;background:none;text-align:start;padding:9px 10px;border-radius:6px;cursor:pointer;text-decoration:none;color:inherit}
.menu-pop a:hover,.menu-pop button:hover{background:#f3f4f6}

main{max-width:1400px;margin:0 auto;padding:18px 20px 60px}
.chk{flex-direction:row;align-items:center;font-weight:500;white-space:nowrap}
/* catalog layout with sidebar */
.catalog-layout{display:grid;grid-template-columns:270px minmax(0,1fr);gap:20px;align-items:start}
.sidebar{position:sticky;top:76px;max-height:calc(100vh - 92px);display:flex;flex-direction:column;background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.sb-head{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:12px 14px;border-bottom:1px solid var(--line)}
.sb-head strong{font-size:16px}
.sb-close,.sb-foot,.filters-btn{display:none}
.sb-body{overflow:auto;padding:4px 0 10px}
.sb-img{padding:10px 14px 6px}
.facet{border-top:1px solid var(--line)}
.facet:first-of-type{border-top:0}
.facet-title{width:100%;display:flex;justify-content:space-between;align-items:center;border:0;background:none;padding:12px 14px;font-weight:700;cursor:pointer;text-align:start}
.facet-title::after{content:"▾";color:var(--muted);transition:transform .15s}
.facet-title[aria-expanded="false"]::after{transform:rotate(90deg)}
.facet-count{color:var(--primary);font-weight:700;margin-inline-start:6px;margin-inline-end:auto}
.facet-body{padding:0 10px 10px}
.facet-search{width:100%;margin:0 0 6px;padding:6px 9px;font-size:13px}
.facet-list{display:flex;flex-direction:column}
.opt{flex-direction:row;align-items:center;gap:8px;font-weight:500;font-size:14px;padding:5px 6px;border-radius:6px;cursor:pointer}
.opt:hover{background:#f3f4f6}
.opt input{margin:0;accent-color:var(--primary);width:16px;height:16px;flex:none}
.opt-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.opt-n{color:var(--muted);font-size:12px;font-variant-numeric:tabular-nums}
.opt.zero{opacity:.5}
.opt-empty{font-size:13px;padding:6px}
.more-opts{border:0;background:none;color:var(--primary);font-weight:600;padding:6px;cursor:pointer;text-align:start;font-size:13px}
.catalog-main{min-width:0}
.toolbar{display:flex;gap:10px;align-items:center;background:var(--surface);padding:10px;border-radius:var(--radius);box-shadow:var(--shadow)}
.toolbar #fSearch{flex:1;min-width:0}
.toolbar select{flex:none;width:190px}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.chips:empty{display:none}
.chip{border:1px solid var(--primary);background:var(--primary-soft);color:var(--primary);border-radius:999px;padding:3px 12px;font-size:13px;font-weight:600;cursor:pointer}
.chip.clear{background:transparent;border-color:var(--line);color:var(--muted)}
/* offers & announcements */
.offers{margin-bottom:14px}
.offers-head h2{margin:0 0 10px;font-size:17px}
.offers-row{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(260px,320px);gap:12px;overflow-x:auto;padding-bottom:6px;scroll-snap-type:x mandatory}
.offer{display:flex;flex-direction:column;text-align:start;border:2px solid transparent;background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;cursor:pointer;padding:0;scroll-snap-align:start}
.offer.on{border-color:#e0613a}
.offer img{width:100%;aspect-ratio:16/7;object-fit:cover;display:block}
.offer-ph{aspect-ratio:16/7;display:grid;place-items:center;background:linear-gradient(135deg,#1c4866,#4fb3d9);color:#fff;font-size:22px;font-weight:800}
.offer-info{padding:10px 12px;display:flex;flex-direction:column;gap:4px}
.offer-title{font-weight:800;font-size:15px}
.offer-sub{color:var(--muted);font-size:13px}
.offer-meta{display:flex;gap:8px;flex-wrap:wrap;font-size:12px;color:var(--muted);align-items:center}
.offer-badge{background:#fde8e1;color:#c2410c;border-radius:999px;padding:1px 9px;font-weight:700}
.card .thumb{position:relative}
.promo-tag{position:absolute;top:8px;inset-inline-start:8px;background:#e0613a;color:#fff;font-weight:800;font-size:13px;border-radius:6px;padding:2px 8px}
.promo-tag.soft{background:#fde8e1;color:#c2410c}
s.was{color:var(--muted);font-weight:500;font-size:.72em;margin-inline-end:4px}
.chip.promo{border-color:#e0613a;background:#fde8e1;color:#c2410c}
.ann-banners{display:flex;flex-direction:column;gap:8px;margin-bottom:12px}
.ann-banners:empty{display:none}
.ann-banner{display:flex;align-items:center;gap:12px;background:linear-gradient(90deg,#fff7ed,#fff);border:1px solid #fed7aa;border-radius:var(--radius);padding:10px 12px}
.ann-banner img{width:56px;height:56px;object-fit:cover;border-radius:8px;flex:none}
.ann-text{flex:1;display:flex;flex-direction:column;gap:2px;min-width:0}
.ann-text span{color:var(--muted);font-size:13.5px}
.ann-dlg{max-width:520px}
.ann-img{width:100%;max-height:360px;object-fit:cover;display:block}
.ann-content{padding:16px 20px 18px}
.ann-content h3{margin:0 0 8px}
.ann-content p{margin:0 0 14px;line-height:1.7}
.note-btn{border:0;background:none;color:var(--primary);font-size:12.5px;font-weight:600;padding:2px 0;cursor:pointer}
.line-note{width:100%;margin-top:4px;padding:5px 8px;font-size:13px}
.lnote{color:#b54708;font-size:12.5px;margin-top:2px}
.result-bar{margin:14px 2px 10px;color:var(--muted);font-size:14px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px}
.card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;display:flex;flex-direction:column}
.card .thumb{aspect-ratio:1/1;background:#f1f3f5;display:block;border:0;padding:0;cursor:zoom-in;width:100%}
.card .thumb img{width:100%;height:100%;object-fit:contain;display:block;background:#fff}
.card .info{padding:10px 12px 12px;display:flex;flex-direction:column;gap:4px;flex:1}
.card .name{font-weight:700;font-size:14.5px;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.7em}
.card .meta{font-size:12.5px;color:var(--muted);display:flex;flex-wrap:wrap;gap:4px 8px}
.card .code{font-family:ui-monospace,Menlo,monospace;direction:ltr;unicode-bidi:isolate}
.card .price{font-size:18px;font-weight:800;color:var(--primary);margin-top:auto;padding-top:6px}
.card .price small{font-size:12px;color:var(--muted);font-weight:500}
.buy{display:flex;gap:6px;margin-top:6px}
.qty{display:flex;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.qty button{border:0;background:#f9fafb;width:30px;cursor:pointer;font-size:16px}
.qty input{border:0;width:48px;text-align:center;border-radius:0;padding:6px 2px}
.buy .btn{flex:1;padding:6px 8px}
.in-cart{font-size:12px;color:var(--ok);font-weight:600}
.more-wrap{text-align:center;margin-top:20px}
.empty{text-align:center;padding:60px 20px;color:var(--muted)}

/* drawer */
.backdrop{position:fixed;inset:0;background:rgba(15,23,42,.4);z-index:30}
.drawer{position:fixed;top:0;bottom:0;inset-inline-end:0;width:min(440px,100vw);background:#fff;z-index:31;display:flex;flex-direction:column;box-shadow:-10px 0 30px rgba(0,0,0,.15)}
.drawer-head{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;border-bottom:1px solid var(--line)}
.drawer-head h2{margin:0;font-size:18px}
.drawer-body{flex:1;overflow:auto;padding:8px 18px}
.drawer-foot{border-top:1px solid var(--line);padding:14px 18px;display:flex;flex-direction:column;gap:10px}
.drawer-foot textarea{resize:vertical}
.total-row{display:flex;justify-content:space-between;align-items:center;font-size:16px}
.total-row strong{font-size:20px;color:var(--primary)}
.cline{display:grid;grid-template-columns:56px 1fr auto;gap:10px;align-items:center;padding:10px 0;border-bottom:1px solid var(--line)}
.cline img{width:56px;height:56px;object-fit:contain;border-radius:8px;background:#f1f3f5}
.cline>div{min-width:0}
.cline .n{font-weight:600;font-size:14px;line-height:1.3;overflow-wrap:anywhere}
.cline .s{font-size:12.5px;color:var(--muted)}
.cline .r{display:flex;flex-direction:column;align-items:flex-end;gap:6px}

/* orders */
.page-title{margin:4px 0 16px}
.order{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:12px;overflow:hidden}
.order summary{list-style:none;display:flex;gap:14px;align-items:center;padding:14px 16px;cursor:pointer;flex-wrap:wrap}
.order summary::-webkit-details-marker{display:none}
.order .oid{font-weight:800}
.order .ototal{margin-inline-start:auto;font-weight:800;color:var(--primary)}
.pill{font-size:12px;padding:2px 10px;border-radius:999px;background:#f2f4f7;font-weight:600}
.pill.sent,.pill.received{background:#ecfdf3;color:var(--ok)}
.pill.failed{background:#fef3f2;color:var(--danger)}
.pill.pending{background:#fffaeb;color:var(--warn)}
table.t{width:100%;border-collapse:collapse;font-size:14px}
table.t th,table.t td{padding:8px 12px;border-top:1px solid var(--line);text-align:start}
table.t th{background:#f9fafb;font-weight:600;color:var(--muted)}
table.t td.num,table.t th.num{text-align:end;font-variant-numeric:tabular-nums}

/* dialogs */
.dlg{border:0;border-radius:16px;padding:0;max-width:760px;width:calc(100vw - 32px);box-shadow:0 20px 50px rgba(0,0,0,.25)}
.dlg.small{max-width:400px}
.dlg::backdrop{background:rgba(15,23,42,.45)}
.dlg-body{display:grid;grid-template-columns:1fr 1fr;gap:20px;padding:20px}
.dlg-body img{width:100%;aspect-ratio:1/1;object-fit:contain;background:#fff;border-radius:10px;border:1px solid var(--line)}
.dlg-body h3{margin:0 0 8px}
.kv{display:grid;grid-template-columns:auto 1fr;gap:6px 14px;font-size:14px;margin:12px 0}
.kv dt{color:var(--muted)}
.kv dd{margin:0}
.stack{display:flex;flex-direction:column;gap:12px;padding:20px}
.stack h3{margin:0}
.row-end{display:flex;justify-content:flex-end;gap:8px}

.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:#1d2330;color:#fff;padding:10px 18px;border-radius:10px;z-index:50;box-shadow:var(--shadow);max-width:90vw}
.toast.err{background:var(--danger)}

@media (max-width:900px){
  .catalog-layout{grid-template-columns:1fr}
  .sidebar{position:fixed;top:0;bottom:0;inset-inline-start:0;width:min(340px,88vw);max-height:none;z-index:31;border-radius:0;transform:translateX(100%);transition:transform .2s;box-shadow:10px 0 30px rgba(0,0,0,.15)}
  [dir="rtl"] .sidebar{transform:translateX(100%)}
  .sidebar.open{transform:none}
  .sb-close,.filters-btn{display:inline-flex;align-items:center;gap:6px}
  .sb-foot{display:block;padding:12px 14px;border-top:1px solid var(--line)}
  .sb-body{flex:1}
}
@media (max-width:640px){
  .toolbar{flex-wrap:wrap}
  .toolbar #fSearch{order:-1;flex-basis:100%}
  .toolbar select{flex:1;width:auto}
  .topbar{padding:8px 16px;gap:8px}
  .tabs{order:3;width:100%;margin:0}
  .tab{flex:1}
  main{padding:12px 16px 60px}
    .grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .card .price{font-size:16px}
  .buy{flex-direction:column}
  .qty{justify-content:space-between}
  .qty input{flex:1}
  .dlg-body{grid-template-columns:1fr}
}