:root{
  --bg:#0f172a; --bg2:#0b1120; --card:#1e293b; --card2:#243247; --line:#334155;
  --ink:#e2e8f0; --muted:#94a3b8; --gold:#fbbf24; --blue:#38bdf8; --green:#22c55e;
  --orange:#f97316; --red:#ef4444;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{background:var(--bg2);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans Arabic",sans-serif;font-size:14px;line-height:1.5}
button,input,select,textarea{font-family:inherit;font-size:13px;color:var(--ink)}
#app{display:flex;min-height:100vh}

/* Sidebar */
#sidebar{width:218px;background:var(--bg);border-inline-end:1px solid var(--line);display:flex;flex-direction:column;position:sticky;top:0;height:100vh;flex-shrink:0}
.brand{display:flex;align-items:center;gap:9px;padding:16px 14px;border-bottom:1px solid var(--line)}
.brand-logo{width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,var(--gold),#b45309);display:flex;align-items:center;justify-content:center;color:#0f172a;font-weight:800}
.brand-name{font-weight:700;font-size:14px}
.demo-badge{background:rgba(251,191,36,.15);color:var(--gold);border:1px solid rgba(251,191,36,.4);font-size:10px;padding:2px 7px;border-radius:20px}
#nav{flex:1;padding:10px 8px;display:flex;flex-direction:column;gap:3px;overflow:auto}
#nav button{text-align:start;background:none;border:0;border-radius:9px;padding:9px 12px;color:var(--muted);cursor:pointer;font-size:13px}
#nav button:hover{background:var(--card);color:var(--ink)}
#nav button.active{background:linear-gradient(90deg,rgba(251,191,36,.18),rgba(251,191,36,.05));color:var(--gold);font-weight:600}
.side-foot{padding:12px}
.ghost{background:none;border:1px solid var(--line);color:var(--muted);padding:8px;border-radius:9px;width:100%;cursor:pointer}
.ghost:hover{color:var(--red);border-color:var(--red)}

/* Main */
#main{flex:1;min-width:0;display:flex;flex-direction:column}
#topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 18px;background:var(--bg);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;flex-wrap:wrap}
.tb-left{display:flex;align-items:center;gap:10px;min-width:0}
.page-title{font-size:16px;font-weight:700}
.demo-note{color:var(--gold);font-size:11px;background:rgba(251,191,36,.12);padding:2px 9px;border-radius:20px;white-space:nowrap}
.tb-right{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
select,input,textarea{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:7px 10px;outline:none}
select:focus,input:focus,textarea:focus{border-color:var(--gold)}
.btn{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:7px 13px;cursor:pointer;color:var(--ink);white-space:nowrap}
.btn:hover{border-color:var(--gold);color:var(--gold)}
.btn.primary{background:var(--gold);border:0;color:#0f172a;font-weight:700}
.btn.primary:hover{filter:brightness(1.08);color:#0f172a}
.zoom-ctl{display:flex;align-items:center;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.zoom-ctl button{background:none;border:0;padding:6px 10px;cursor:pointer;color:var(--ink)}
.zoom-ctl button:hover{background:var(--card)}
#zoomPct{min-width:52px;font-variant-numeric:tabular-nums}
.user-chip{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:5px 12px;font-size:12px;color:var(--muted)}

#content{padding:18px;max-width:1500px;width:100%;margin:0 auto}
.section{display:none}
.section.active{display:block}

/* Cards & KPI */
.kpi-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px;margin-bottom:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px}
.kpi .k-label{color:var(--muted);font-size:12px;margin-bottom:6px}
.kpi .k-value{font-size:26px;font-weight:800;font-variant-numeric:tabular-nums}
.kpi .k-sub{font-size:12px;color:var(--muted);margin-top:6px}
.kpi .k-value.gold{color:var(--gold)}
.kpi .k-value.green{color:var(--green)}
.kpi .k-value.red{color:var(--red)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}
@media(max-width:980px){.grid2{grid-template-columns:1fr}}
.panel-title{font-size:14px;font-weight:700;margin-bottom:10px;display:flex;align-items:center;gap:8px}
.panel-title .dot{width:8px;height:8px;border-radius:50%;background:var(--gold)}

/* Tables */
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:12px;background:var(--card)}
table{width:100%;border-collapse:collapse;font-size:13px;min-width:640px}
th,td{padding:9px 12px;text-align:start;border-bottom:1px solid var(--line);white-space:nowrap}
th{background:var(--card2);color:var(--muted);font-weight:600;position:relative;cursor:pointer;user-select:none}
td.num,th.num{text-align:end;font-variant-numeric:tabular-nums}
tr:last-child td{border-bottom:0}
tbody tr:hover{background:rgba(56,189,248,.05)}
.up{color:var(--green)} .down{color:var(--red)} .warn{color:var(--orange)}
.badge{display:inline-block;padding:2px 9px;border-radius:20px;font-size:11px}
.b-green{background:rgba(34,197,94,.15);color:var(--green)}
.b-red{background:rgba(239,68,68,.15);color:var(--red)}
.b-orange{background:rgba(249,115,22,.15);color:var(--orange)}
.b-gold{background:rgba(251,191,36,.15);color:var(--gold)}
.b-gray{background:rgba(148,163,184,.15);color:var(--muted)}
.btn-sm{background:none;border:1px solid var(--line);border-radius:7px;padding:4px 10px;cursor:pointer;color:var(--ink);font-size:12px}
.btn-sm:hover{border-color:var(--gold);color:var(--gold)}
.btn-sm.danger:hover{border-color:var(--red);color:var(--red)}

/* Controls row */
.controls{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:12px}
.resize-h{position:absolute;top:0;bottom:0;width:6px;cursor:col-resize}
[dir="ltr"] .resize-h{right:-3px}
[dir="rtl"] .resize-h{left:-3px}

/* Modal */
#modalBg{position:fixed;inset:0;background:rgba(2,6,23,.7);backdrop-filter:blur(4px);display:none;align-items:center;justify-content:center;z-index:100;padding:18px}
.modal{background:var(--card);border:1px solid var(--line);border-radius:16px;max-width:760px;width:100%;max-height:86vh;overflow:auto;padding:20px}
.modal h3{font-size:16px;margin-bottom:12px}
.kv{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:8px;margin-bottom:12px}
.kv .t{color:var(--muted);font-size:11px}
.kv .v{font-size:15px;font-weight:700}
.field{margin-bottom:10px}
.field label{display:block;color:var(--muted);font-size:12px;margin-bottom:4px}
.field input,.field textarea,.field select{width:100%}
.modal-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:14px}

/* Login */
#loginOverlay{position:fixed;inset:0;background:radial-gradient(1200px 600px at 30% 20%,#1e3a5f,#0b1120 70%);display:flex;align-items:center;justify-content:center;z-index:300;padding:18px}
.login-card{background:rgba(30,41,59,.85);border:1px solid var(--line);border-radius:20px;padding:28px;width:100%;max-width:380px;backdrop-filter:blur(10px)}
.login-logo{width:46px;height:46px;border-radius:13px;background:linear-gradient(135deg,var(--gold),#b45309);display:flex;align-items:center;justify-content:center;color:#0f172a;font-weight:800;font-size:20px;margin-bottom:14px}
.login-card h1{font-size:20px;margin-bottom:4px}
.login-card .sub{color:var(--muted);font-size:12px;margin-bottom:18px}
.login-card .btn{width:100%;margin-top:6px}
.hint{color:var(--muted);font-size:11px;margin-top:12px;line-height:1.6}

/* Issue / comp cards */
.note{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px;margin-bottom:10px;font-size:13px}
.note .n-title{font-weight:700;margin-bottom:6px;display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.comp-img{max-width:180px;max-height:130px;border-radius:8px;border:1px solid var(--line);cursor:zoom-in;margin:6px 6px 0 0}
.feed-actions{display:flex;gap:8px;margin-top:8px;flex-wrap:wrap}

/* Toast & lightbox */
#toast{position:fixed;bottom:22px;inset-inline-start:50%;transform:translateX(-50%);background:var(--green);color:#052e16;font-weight:700;padding:10px 20px;border-radius:12px;display:none;z-index:400;box-shadow:0 10px 30px rgba(0,0,0,.4)}
#lightbox{position:fixed;inset:0;background:rgba(2,6,23,.88);display:none;align-items:center;justify-content:center;z-index:350;cursor:zoom-out}
#lightbox img{max-width:92vw;max-height:92vh;border-radius:12px}

/* Chart */
.trend-wrap{padding:14px}
.legend{display:flex;gap:14px;flex-wrap:wrap;margin-top:8px;font-size:12px;color:var(--muted)}
.legend i{width:14px;height:3px;display:inline-block;margin-inline-end:5px;vertical-align:middle}

/* RTL */
[dir="rtl"] #sidebar{border-inline-end:0;border-inline-start:1px solid var(--line)}
[dir="rtl"] #nav button{text-align:end}

/* Print / PDF export */
@media print{
  body{background:#fff}
  #sidebar,#topbar .tb-right,.controls,.btn-sm,#toast{display:none !important}
  #app{display:block}
  #content{max-width:none;padding:0}
  .section{display:none !important}
  .section.active{display:block !important}
  .card,.table-wrap,.note{background:#fff;border-color:#ccc;color:#111}
  th{background:#f1f5f9;color:#334155}
  td,th{color:#111;border-color:#ddd}
  .table-wrap{overflow:visible}
  @page{margin:12mm}
}

@media(max-width:760px){
  #app{flex-direction:column}
  #sidebar{width:100%;height:auto;position:static;flex-direction:row;align-items:center;border-bottom:1px solid var(--line)}
  .brand{padding:10px 12px;border-bottom:0}
  #nav{flex-direction:row;overflow-x:auto;padding:6px}
  #nav button{white-space:nowrap;padding:6px 10px}
  .side-foot{display:none}
  #content{padding:12px}
  .kpi-row{grid-template-columns:repeat(2,1fr)}
  .kpi .k-value{font-size:20px}
}