:root{
  /* one cool-gray family + a single, slightly desaturated blue accent */
  --navy:#15233f; --navy-2:#243c70;
  --blue:#2f5fb0; --blue-d:#274f95; --accent:#3777bd; --accent-soft:#eaf1fa;
  --bg:#f4f6fa; --card:#ffffff;
  --line:#e7eaf1; --line-soft:#eef1f7;
  --text:#19223a; --muted:#69728a; --muted-soft:#98a1b4;
  --red:#c23a2b; --redbg:#fcebe8; --green:#1c8a4d; --greenbg:#e8f6ed;
  --amber:#b07206; --amberbg:#fbf2e0;
  /* navy-tinted shadows (no pure black) */
  --shadow-sm:0 1px 2px rgba(21,35,63,.05), 0 1px 3px rgba(21,35,63,.06);
  --shadow-md:0 6px 18px rgba(21,35,63,.10);
  --shadow-lg:0 16px 38px rgba(21,35,63,.16);
  --radius:14px; --radius-sm:10px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Manrope',-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--text);
  background:radial-gradient(140% 90% at 50% -10%, #fbfcfe 0%, var(--bg) 46%) fixed;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}

/* ---- header ---- */
.topbar{position:sticky;top:0;z-index:30;background:linear-gradient(115deg,var(--navy),var(--navy-2));
  color:#fff;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:14px 26px;box-shadow:0 1px 0 rgba(255,255,255,.04), 0 6px 22px rgba(21,35,63,.20)}
.brand{display:flex;align-items:baseline;gap:10px}
.logo{font-weight:800;letter-spacing:.06em;font-size:22px;color:#fff}
.brand-sub{font-size:12px;font-weight:500;opacity:.72;letter-spacing:.03em}
.topbar .brand-sub{border-left:1px solid rgba(255,255,255,.24);padding-left:11px}

/* user bar */
.userbar{display:flex;align-items:center;gap:12px}
.user-name{font-weight:700;font-size:13px;color:#fff}
.user-role{font-size:9.5px;text-transform:uppercase;letter-spacing:.06em;font-weight:700;
  padding:3px 9px;border-radius:6px;background:rgba(255,255,255,.14);color:rgba(255,255,255,.92)}
.user-role.admin{background:var(--accent);color:#fff}
.logout-btn{background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.22);color:#fff;
  border-radius:8px;padding:7px 13px;font-size:12px;font-weight:600;cursor:pointer;font-family:inherit;transition:.15s}
.logout-btn:hover{background:rgba(255,255,255,.2)}
.logout-btn:active{transform:translateY(1px)}
.logout-btn:focus-visible{outline:2px solid #fff;outline-offset:2px}

/* ---- layout ---- */
.container{max-width:1240px;margin:0 auto;padding:24px 22px 72px}

/* ---- stats dashboard row ---- */
.stats{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-bottom:22px}
.stat{position:relative;overflow:hidden;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);padding:15px 16px 14px;box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;gap:3px}
.stat::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:#cdd5e3}
.stat b{font-size:24px;font-weight:700;line-height:1.05;letter-spacing:-.02em;color:var(--text);font-variant-numeric:tabular-nums}
.stat span{font-size:10.5px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.stat.warn::before{background:var(--amber)} .stat.warn b{color:var(--amber)}
.stat.bad::before{background:var(--red)} .stat.bad b{color:var(--red)}
.stat-value span{display:inline-flex;align-items:center;gap:6px}
.stat b.masked{letter-spacing:.12em;color:var(--muted-soft)}
.eye-btn{border:none;background:none;cursor:pointer;color:var(--muted-soft);padding:1px;line-height:0;
  border-radius:5px;display:inline-flex;transition:color .15s}
.eye-btn:hover{color:var(--accent)}
@media(max-width:900px){.stats{grid-template-columns:repeat(3,1fr)}}
@media(max-width:560px){.stats{grid-template-columns:repeat(2,1fr)}}

/* ---- toolbar ---- */
.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:16px}
.search-wrap{position:relative;flex:1;min-width:240px;display:flex;align-items:center}
.search-ic{position:absolute;left:13px;width:17px;height:17px;color:var(--muted-soft);pointer-events:none}
.search{width:100%;padding:11px 14px 11px 40px;border:1px solid var(--line);border-radius:var(--radius-sm);
  font-size:14px;background:#fff;color:var(--text);font-family:inherit;transition:border-color .15s, box-shadow .15s}
.search::placeholder{color:var(--muted-soft)}
.select{padding:10px 12px;border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;
  font-size:13px;color:var(--text);font-family:inherit;cursor:pointer;transition:border-color .15s, box-shadow .15s}
.chk{display:flex;align-items:center;gap:7px;font-size:13px;color:var(--muted);user-select:none;cursor:pointer;
  padding:9px 13px;border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;transition:border-color .15s}
.chk:hover{border-color:#cfd6e4}
.chk input{accent-color:var(--blue);width:15px;height:15px}
.search:focus,.select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.result-info{font-size:12.5px;color:var(--muted);margin:2px 2px 14px}

/* ---- product grid ---- */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(214px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  cursor:pointer;display:flex;flex-direction:column;box-shadow:var(--shadow-sm);
  transition:transform .16s ease, box-shadow .16s ease, border-color .16s ease}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:#d5dded}
.card:active{transform:translateY(-1px)}
.card-img{height:120px;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(120% 120% at 50% 0%, #fbfcfe 0%, #f1f5fb 100%);border-bottom:1px solid var(--line-soft);overflow:hidden}
.card-img img{width:90px;height:90px;object-fit:contain;transition:transform .2s ease}
.card:hover .card-img img{transform:scale(1.06)}
.card-body{padding:12px 14px 14px;display:flex;flex-direction:column;gap:7px;flex:1}
.card-cat{font-size:10px;text-transform:uppercase;letter-spacing:.06em;color:var(--accent);font-weight:700}
.card-name{font-size:13.5px;font-weight:600;line-height:1.3;min-height:35px;color:var(--text);text-wrap:pretty}
.card-meta{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:auto}
.card-code{font-size:11px;color:var(--muted);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-variant-numeric:tabular-nums}
.card-price{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.card-price b{color:var(--text);font-weight:700}
.badge{font-size:10.5px;font-weight:700;padding:4px 9px;border-radius:7px;white-space:nowrap;
  letter-spacing:.01em;font-variant-numeric:tabular-nums}
.badge.ok{background:var(--greenbg);color:var(--green)}
.badge.low{background:var(--amberbg);color:var(--amber)}
.badge.zero{background:var(--redbg);color:var(--red)}

/* ---- pager ---- */
.pager{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:30px;flex-wrap:wrap}
.pager button{padding:9px 16px;border:1px solid var(--line);background:#fff;border-radius:var(--radius-sm);
  cursor:pointer;font-size:13px;font-weight:600;color:var(--text);font-family:inherit;
  transition:background .15s, border-color .15s, transform .1s}
.pager button:hover:not(:disabled){background:var(--accent-soft);border-color:#cfdcee}
.pager button:active:not(:disabled){transform:translateY(1px)}
.pager button:disabled{opacity:.4;cursor:default}
.pager button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.pager .cur{font-size:13px;color:var(--muted);padding:0 6px;font-variant-numeric:tabular-nums}

/* ---- slide-over edit panel (was a centered modal) ---- */
.modal{position:fixed;inset:0;background:rgba(18,28,48,.5);backdrop-filter:blur(2px);
  display:flex;justify-content:flex-end;z-index:60}
.modal.hidden{display:none}
.modal-card{background:#fff;width:100%;max-width:468px;height:100%;padding:24px 26px;position:relative;
  overflow:auto;box-shadow:-20px 0 50px rgba(21,35,63,.24);animation:slideIn .26s cubic-bezier(.22,.61,.36,1)}
@keyframes slideIn{from{transform:translateX(34px);opacity:.5}to{transform:translateX(0);opacity:1}}
.modal-close{position:absolute;top:16px;right:18px;border:none;background:none;font-size:26px;cursor:pointer;
  color:var(--muted-soft);line-height:1;transition:color .15s}
.modal-close:hover{color:var(--text)}
.modal-close:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
.modal-head{display:flex;gap:14px;align-items:center;margin-bottom:22px;padding-right:30px}
.m-img{width:64px;height:64px;background:#f4f7fc;border:1px solid var(--line);border-radius:14px;object-fit:contain;padding:8px}
.m-cat{font-size:10.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--accent);font-weight:700}
.m-name{margin:3px 0 4px;font-size:18px;font-weight:700;line-height:1.25;letter-spacing:-.01em;text-wrap:balance}
.m-code{font-size:12px;color:var(--muted);font-family:ui-monospace,Menlo,monospace;font-variant-numeric:tabular-nums}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-grid label{display:flex;flex-direction:column;gap:6px;font-size:11.5px;color:var(--muted);font-weight:600;letter-spacing:.01em}
.form-grid .full{grid-column:1/-1}
.form-grid input,.form-grid textarea{padding:10px 12px;border:1px solid var(--line);border-radius:var(--radius-sm);
  font-size:14px;color:var(--text);font-family:inherit;font-variant-numeric:tabular-nums;background:#fff;
  transition:border-color .15s, box-shadow .15s}
.form-grid input:focus,.form-grid textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.form-grid input:disabled,.form-grid textarea:disabled{background:#f4f6fa;color:var(--muted);cursor:not-allowed}
.modal-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:24px;
  padding-top:18px;border-top:1px solid var(--line-soft);flex-wrap:wrap}
.quick{display:flex;align-items:center;gap:6px;font-size:11.5px;color:var(--muted);flex-wrap:wrap}
.btn-mv{border:1px solid var(--line);background:#fff;border-radius:8px;padding:7px 11px;cursor:pointer;
  font-weight:700;font-size:12.5px;color:var(--text);font-family:inherit;font-variant-numeric:tabular-nums;
  transition:background .14s, border-color .14s, transform .1s}
.btn-mv:hover{background:var(--accent-soft);border-color:#cfdcee}
.btn-mv:active{transform:scale(.93)}
.btn-mv:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.btn-primary{background:var(--blue);color:#fff;border:none;border-radius:var(--radius-sm);
  padding:11px 22px;font-size:14px;font-weight:700;cursor:pointer;font-family:inherit;
  box-shadow:0 2px 8px rgba(47,95,176,.28);transition:background .15s, transform .1s, box-shadow .15s}
.btn-primary:hover{background:var(--blue-d);box-shadow:0 4px 14px rgba(47,95,176,.36)}
.btn-primary:active{transform:translateY(1px) scale(.99)}
.btn-primary:focus-visible{outline:none;box-shadow:0 0 0 3px var(--accent-soft), 0 2px 8px rgba(47,95,176,.28)}

/* viewer (read-only): hide all edit actions */
body.is-viewer .modal-actions{display:none}

/* ---- toast (neutral: used for both success and errors) ---- */
.toast{position:fixed;bottom:26px;left:50%;transform:translateX(-50%) translateY(10px);background:var(--text);
  color:#fff;padding:12px 22px;border-radius:var(--radius-sm);font-size:13.5px;font-weight:500;z-index:90;
  box-shadow:0 12px 32px rgba(21,35,63,.30);opacity:0;transition:opacity .22s, transform .22s;pointer-events:none}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ---- login ---- */
.login{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:20px;
  background:radial-gradient(120% 120% at 50% 0%, #2a4684 0%, var(--navy) 58%, #101a30 100%)}
.login.hidden{display:none}
.login-card{background:#fff;border-radius:18px;padding:34px 30px;width:100%;max-width:372px;
  display:flex;flex-direction:column;gap:15px;box-shadow:0 30px 70px rgba(8,15,30,.45)}
.login-brand{display:flex;align-items:baseline;gap:9px;justify-content:center}
.login-brand .logo{color:var(--navy);font-size:24px}
.login-brand .brand-sub{color:var(--muted);opacity:1}
.login-title{margin:4px 0 8px;font-size:19px;text-align:center;color:var(--text);font-weight:700;letter-spacing:-.01em}
.login-card label{display:flex;flex-direction:column;gap:6px;font-size:11.5px;color:var(--muted);font-weight:600}
.login-card input{padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius-sm);font-size:14px;
  font-family:inherit;transition:border-color .15s, box-shadow .15s}
.login-card input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.login-btn{margin-top:8px;width:100%;text-align:center}
.login-error{color:var(--red);font-size:12.5px;min-height:16px;text-align:center;font-weight:500}

/* ---- language toggle + Arabic (RTL) ---- */
.topbar-right{display:flex;align-items:center;gap:12px}
.lang-toggle{width:36px;height:36px;border-radius:50%;border:1px solid rgba(255,255,255,.3);
  background:rgba(255,255,255,.14);color:#fff;font-weight:700;font-size:14px;cursor:pointer;flex:none;
  display:flex;align-items:center;justify-content:center;font-family:inherit;transition:.15s}
.lang-toggle:hover{background:rgba(255,255,255,.26)}
.login-card{position:relative}
.login-card .lang-toggle{position:absolute;top:16px;right:18px;border-color:var(--line);background:#fff;color:var(--navy)}
.login-card .lang-toggle:hover{background:var(--accent-soft)}

[dir=rtl] body{font-family:'Cairo','Manrope',-apple-system,Segoe UI,Roboto,Arial,sans-serif}
[dir=rtl] .stat::before{left:auto;right:0}
[dir=rtl] .search{padding:11px 14px 11px 40px}
[dir=rtl] .search-ic{left:auto;right:13px}
[dir=rtl] .topbar .brand-sub{border-left:none;border-right:1px solid rgba(255,255,255,.24);padding-left:0;padding-right:11px}
[dir=rtl] .login-card .lang-toggle{right:auto;left:18px}
[dir=rtl] .modal{justify-content:flex-start}
[dir=rtl] .modal-card{box-shadow:20px 0 50px rgba(21,35,63,.24);animation:slideInRtl .26s cubic-bezier(.22,.61,.36,1)}
[dir=rtl] .modal-head{padding-right:0;padding-left:30px}
[dir=rtl] .modal-close{right:auto;left:18px}
[dir=rtl] .quick{direction:ltr} /* keep -10 -1 +1 +10 in natural order */
@keyframes slideInRtl{from{transform:translateX(-34px);opacity:.5}to{transform:translateX(0);opacity:1}}

@media(max-width:560px){
  .form-grid{grid-template-columns:1fr}
  .modal-card{max-width:100%}
  .container{padding:18px 16px 60px}
}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}