: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}
.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}
.filters{display:flex;flex-wrap:wrap;gap:10px;align-items:center;background:#fff;padding:12px;border-radius:var(--radius);box-shadow:var(--shadow)}
.filters #fSearch{flex:2 1 260px}
.filters select{flex:1 1 170px}
.chk{flex-direction:row;align-items:center;font-weight:500;white-space:nowrap}
.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:640px){
  .topbar{padding:8px 16px;gap:8px}
  .tabs{order:3;width:100%;margin:0}
  .tab{flex:1}
  main{padding:12px 16px 60px}
  .filters select{flex:1 1 40%}
  .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}
}