/* منقول حرفيًا من ITQAN OS (docs/reference/itqan-os-original.html) — لا تعدّل القيم الأصلية؛ الإضافات في نهاية الملف */
/* Layout: لوحة قيادة مستقبلية فاتحة — شريط جانبي يمين، بطاقات زجاجية فوق شبكة نقطية خافتة */
:root{
  --snow:#F8FAFC; --petrol:#123B5D; --teal:#06B6D4; --emerald:#0F9D82; --gold:#D5A547; --slate:#5B6B7F;
  --bg:#F8FAFC; --ink:#10283F; --muted:#5B6B7F; --brand:#123B5D; --brand-ink:#FFFFFF;
  --card:rgba(255,255,255,.78); --card-solid:#FFFFFF; --line:rgba(18,59,93,.12); --line-strong:rgba(18,59,93,.22);
  --dot:rgba(18,59,93,.10); --soft:#EEF4F8; --teal-soft:rgba(6,182,212,.12); --em-soft:rgba(15,157,130,.12); --gold-soft:rgba(213,165,71,.16);
  --ok:#0F9D82; --warn:#C98A12; --bad:#C2413A; --bad-soft:rgba(194,65,58,.10); --warn-soft:rgba(201,138,18,.12);
  --shadow:0 1px 2px rgba(16,40,63,.05),0 8px 24px -12px rgba(16,40,63,.18);
  --f-display:"Alexandria","IBM Plex Sans Arabic",Tahoma,sans-serif;
  --f-body:"IBM Plex Sans Arabic",Tahoma,"Segoe UI",sans-serif;
  --r:14px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0A1724; --ink:#E4EDF5; --muted:#93A6BA; --brand:#2A6A9E; --brand-ink:#FFFFFF;
  --card:rgba(17,36,54,.80); --card-solid:#11243A; --line:rgba(160,200,230,.13); --line-strong:rgba(160,200,230,.25);
  --dot:rgba(120,180,220,.10); --soft:#132B42; --teal-soft:rgba(6,182,212,.16); --em-soft:rgba(15,157,130,.18); --gold-soft:rgba(213,165,71,.18);
  --ok:#2BC4A3; --warn:#E3A93A; --bad:#E2675F; --bad-soft:rgba(226,103,95,.14); --warn-soft:rgba(227,169,58,.14);
  --shadow:0 1px 2px rgba(0,0,0,.3),0 10px 30px -14px rgba(0,0,0,.6); color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0A1724; --ink:#E4EDF5; --muted:#93A6BA; --brand:#2A6A9E; --brand-ink:#FFFFFF;
  --card:rgba(17,36,54,.80); --card-solid:#11243A; --line:rgba(160,200,230,.13); --line-strong:rgba(160,200,230,.25);
  --dot:rgba(120,180,220,.10); --soft:#132B42; --teal-soft:rgba(6,182,212,.16); --em-soft:rgba(15,157,130,.18); --gold-soft:rgba(213,165,71,.18);
  --ok:#2BC4A3; --warn:#E3A93A; --bad:#E2675F; --bad-soft:rgba(226,103,95,.14); --warn-soft:rgba(227,169,58,.14);
  --shadow:0 1px 2px rgba(0,0,0,.3),0 10px 30px -14px rgba(0,0,0,.6); color-scheme:dark}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:14.5px;line-height:1.65;direction:rtl;
  background-image:radial-gradient(var(--dot) 1px,transparent 1.2px);background-size:22px 22px;background-attachment:fixed}
h1,h2,h3,h4{font-family:var(--f-display);margin:0;line-height:1.35;text-wrap:balance;color:var(--ink)}
h1{font-size:1.55rem;font-weight:700} h2{font-size:1.18rem;font-weight:600} h3{font-size:1rem;font-weight:600}
p{margin:0}
button,input,select,textarea{font:inherit;color:inherit}
a{color:var(--teal)}
:focus-visible{outline:2px solid var(--teal);outline-offset:2px}
.num{font-variant-numeric:tabular-nums}
.app{display:grid;grid-template-columns:260px minmax(0,1fr);min-height:100%}
/* sidebar */
.side{position:sticky;top:env(safe-area-inset-top,0px);height:100vh;overflow:auto;padding:18px 14px;border-inline-start:1px solid var(--line);
  background:linear-gradient(180deg,var(--card),transparent);backdrop-filter:blur(10px)}
.brand{display:flex;gap:10px;align-items:center;padding:4px 6px 16px;border-bottom:1px solid var(--line);margin-bottom:12px}
.brand img{width:52px;height:46px;object-fit:contain}
.brand b{font-family:var(--f-display);font-size:1.25rem;color:var(--ink);display:block;letter-spacing:.3px}
.brand small{color:var(--muted);font-size:.72rem;display:block;line-height:1.4}
.nav{display:flex;flex-direction:column;gap:2px}
.nav button{display:flex;align-items:center;gap:10px;background:none;border:0;padding:9px 10px;border-radius:10px;cursor:pointer;text-align:start;color:var(--muted);font-weight:500}
.nav button:hover{background:var(--soft);color:var(--ink)}
.nav button.on{background:var(--brand);color:var(--brand-ink)}
.nav button.on svg{stroke:var(--brand-ink)}
.nav svg{width:18px;height:18px;flex:none;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.nav .sep{height:1px;background:var(--line);margin:8px 6px}
.side-foot{margin-top:16px;padding:10px;border-radius:12px;background:var(--soft);font-size:.75rem;color:var(--muted)}
.main{min-width:0;padding:22px clamp(16px,3vw,34px) 60px}
.topbar{display:none}
.menu-btn{background:var(--card-solid);border:1px solid var(--line);border-radius:10px;padding:8px 12px;cursor:pointer}
@media (max-width:900px){
  .app{grid-template-columns:minmax(0,1fr)}
  .side{position:fixed;inset-block:0;inset-inline-start:0;width:280px;z-index:40;transform:translateX(105%);transition:transform .25s;background:var(--card-solid);height:100%}
  .side.open{transform:none;box-shadow:var(--shadow)}
  .topbar{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:16px}
  .topbar .brand{border:0;padding:0;margin:0}
}
/* building blocks */
.head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:18px}
.head p{color:var(--muted);max-width:68ch}
.eyebrow{font-size:.74rem;color:var(--teal);font-weight:600;letter-spacing:.4px;margin-bottom:4px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px;box-shadow:var(--shadow);backdrop-filter:blur(8px);min-width:0}
.card h3{margin-bottom:10px}
.grid{display:grid;gap:14px}
.g2{grid-template-columns:repeat(auto-fit,minmax(min(100%,340px),1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(min(100%,250px),1fr))}
.g4{grid-template-columns:repeat(auto-fit,minmax(min(100%,190px),1fr))}
.row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.between{justify-content:space-between}
.stack{display:flex;flex-direction:column;gap:10px}
.muted{color:var(--muted)} .small{font-size:.82rem}
.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line-strong);background:var(--card-solid);padding:7px 13px;border-radius:10px;cursor:pointer;font-weight:500;font-size:.9rem;white-space:nowrap}
.btn:hover{border-color:var(--teal)}
.btn.pri{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}
.btn.pri:hover{filter:brightness(1.12)}
.btn.em{background:var(--emerald);border-color:var(--emerald);color:#fff}
.btn.ghost{background:transparent;border-color:transparent;color:var(--muted)}
.btn.ghost:hover{color:var(--ink);background:var(--soft)}
.btn.danger{color:var(--bad);border-color:var(--bad-soft)}
.btn.sm{padding:4px 9px;font-size:.8rem;border-radius:8px}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.btn svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.chip{display:inline-flex;align-items:center;gap:5px;font-size:.75rem;padding:2px 9px;border-radius:999px;background:var(--soft);color:var(--muted);border:1px solid var(--line);white-space:nowrap}
.chip.ok{background:var(--em-soft);color:var(--ok);border-color:transparent}
.chip.warn{background:var(--warn-soft);color:var(--warn);border-color:transparent}
.chip.bad{background:var(--bad-soft);color:var(--bad);border-color:transparent}
.chip.teal{background:var(--teal-soft);color:var(--teal);border-color:transparent}
.chip.gold{background:var(--gold-soft);color:var(--gold);border-color:transparent}
.code{font-family:var(--f-display);font-weight:600;color:var(--teal);font-size:.85rem;direction:ltr;unicode-bidi:isolate}
.bar{height:8px;border-radius:99px;background:var(--soft);overflow:hidden}
.bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--teal),var(--emerald));transition:width .6s ease}
input[type=text],input[type=number],input[type=date],input[type=search],select,textarea{width:100%;padding:8px 11px;border-radius:10px;border:1px solid var(--line-strong);background:var(--card-solid);min-width:0}
textarea{min-height:76px;resize:vertical}
label.f{display:flex;flex-direction:column;gap:4px;font-size:.83rem;color:var(--muted);font-weight:500;min-width:0}
label.f span.req::after{content:" *";color:var(--bad)}
.fgrid{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(min(100%,210px),1fr))}
.full{grid-column:1/-1}
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:var(--card-solid)}
table{border-collapse:collapse;width:100%;font-size:.86rem}
th,td{padding:9px 11px;text-align:start;border-bottom:1px solid var(--line);vertical-align:top}
th{font-weight:600;color:var(--muted);background:var(--soft);font-size:.78rem;white-space:nowrap}
tr:last-child td{border-bottom:0}
tbody tr:hover{background:var(--soft)}
.kpi{display:flex;flex-direction:column;gap:2px}
.kpi b{font-family:var(--f-display);font-size:1.7rem;font-weight:700;line-height:1.1}
.kpi span{color:var(--muted);font-size:.8rem}
.empty{border:1.5px dashed var(--line-strong);border-radius:var(--r);padding:26px;text-align:center;color:var(--muted);display:flex;flex-direction:column;gap:10px;align-items:center}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:14px;overflow-x:auto}
.tabs button{border:0;background:none;padding:9px 13px;cursor:pointer;color:var(--muted);font-weight:500;border-bottom:2px solid transparent;white-space:nowrap}
.tabs button.on{color:var(--ink);border-bottom-color:var(--teal)}
.list-item{display:flex;gap:10px;align-items:flex-start;padding:10px 0;border-bottom:1px solid var(--line)}
.list-item:last-child{border-bottom:0}
.check{appearance:none;width:20px;height:20px;border:1.6px solid var(--line-strong);border-radius:6px;flex:none;cursor:pointer;margin-top:3px;display:grid;place-items:center;background:var(--card-solid)}
.check:checked{background:var(--emerald);border-color:var(--emerald)}
.check:checked::after{content:"";width:5px;height:10px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg) translate(-1px,-1px)}
details.ev{border:1px solid var(--line);border-radius:12px;background:var(--card-solid);padding:0 12px}
details.ev summary{cursor:pointer;padding:10px 0;list-style:none;display:flex;gap:10px;align-items:flex-start}
details.ev summary::-webkit-details-marker{display:none}
details.ev dl{display:grid;grid-template-columns:max-content minmax(0,1fr);gap:4px 14px;margin:0 0 12px;font-size:.85rem}
details.ev dt{color:var(--muted);font-weight:500} details.ev dd{margin:0}
.ind-row{display:grid;grid-template-columns:auto minmax(0,1fr) 120px auto;gap:12px;align-items:center;padding:11px 12px;border-radius:12px;cursor:pointer;border:1px solid transparent}
.ind-row:hover{background:var(--soft);border-color:var(--line)}
@media (max-width:640px){.ind-row{grid-template-columns:auto minmax(0,1fr)}.ind-row .bar,.ind-row .pct{display:none}}
.drop{border:2px dashed var(--line-strong);border-radius:14px;padding:22px;text-align:center;color:var(--muted);cursor:pointer;transition:.2s}
.drop.over{border-color:var(--teal);background:var(--teal-soft);color:var(--ink)}
.toast-box{position:fixed;bottom:calc(18px + env(safe-area-inset-bottom,0px));inset-inline-start:50%;transform:translateX(50%);display:flex;flex-direction:column;gap:8px;z-index:90;width:min(92vw,420px)}
.toast{background:var(--card-solid);border:1px solid var(--line-strong);border-inline-start:4px solid var(--emerald);padding:10px 14px;border-radius:12px;box-shadow:var(--shadow);font-size:.88rem;display:flex;gap:10px;justify-content:space-between;align-items:center}
.toast.err{border-inline-start-color:var(--bad)}
.overlay{position:fixed;inset:0;background:rgba(8,20,32,.45);z-index:60;display:flex;align-items:flex-start;justify-content:center;padding:max(24px,env(safe-area-inset-top,0px)) 12px 24px;overflow:auto;backdrop-filter:blur(3px)}
.modal{background:var(--card-solid);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);width:min(100%,780px);padding:20px;display:flex;flex-direction:column;gap:14px}
.modal.wide{width:min(100%,1040px)}
.modal-h{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.banner{padding:10px 14px;border-radius:12px;background:var(--warn-soft);color:var(--ink);margin-bottom:14px;font-size:.88rem;border:1px solid var(--line)}
.banner.info{background:var(--teal-soft)}
.gauge text{font-family:var(--f-display)}
.dom-card{position:relative;overflow:hidden;cursor:pointer}
.dom-card{border-inline-start:3px solid var(--c)!important}
.dom-card:hover{border-color:var(--c)}
.legend{display:flex;flex-wrap:wrap;gap:12px;font-size:.78rem;color:var(--muted)}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-inline-end:5px;vertical-align:-1px}
.timeline{position:relative;padding-inline-start:20px}
.timeline::before{content:"";position:absolute;inset-inline-start:6px;top:4px;bottom:4px;width:2px;background:var(--line-strong)}
.tl{position:relative;padding:4px 0 14px}
.tl::before{content:"";position:absolute;inset-inline-start:-19px;top:9px;width:12px;height:12px;border-radius:50%;background:var(--c,var(--teal));border:2px solid var(--card-solid)}
.thumb{width:44px;height:44px;border-radius:9px;object-fit:cover;background:var(--soft);flex:none;display:grid;place-items:center;font-size:.65rem;font-weight:700;color:var(--muted);border:1px solid var(--line)}
.present{position:fixed;inset:0;z-index:80;background:var(--bg);background-image:radial-gradient(var(--dot) 1px,transparent 1.2px);background-size:26px 26px;overflow:auto;padding:max(30px,env(safe-area-inset-top,0px)) clamp(16px,5vw,70px) 40px}
.big-num{font-family:var(--f-display);font-size:clamp(2.2rem,6vw,4rem);font-weight:700;line-height:1}
.ro .w-only{display:none!important}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}