:root{
  --bg:#f6f8fb;
  --panel:#ffffff;
  --ink:#0f172a;
  --muted:#64748b;
  --line:#e2e8f0;
  --soft:#f1f5f9;
  --primary:#0f766e;
  --primary-ink:#ffffff;
  --primary-soft:#ccfbf1;
  --amber:#b7791f;
  --amber-soft:#fff7ed;
  --red:#b42318;
  --red-soft:#fef3f2;
  --blue:#1d4ed8;
  --blue-soft:#eff6ff;
  --nav:#111827;
  --shadow:0 18px 45px rgba(15,23,42,.08);
  --radius:8px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font:15px/1.75 Cairo,Tajawal,"Noto Kufi Arabic","IBM Plex Sans Arabic","Segoe UI",Tahoma,Arial,sans-serif;
  text-rendering:optimizeLegibility;
}
button,select,input,textarea{font:inherit}
button,select,input,textarea{border:1px solid var(--line);border-radius:var(--radius);background:#fff;color:var(--ink)}
button{cursor:pointer;min-height:42px;padding:9px 14px;font-weight:700}
button:hover{background:#f8fafc}
button.primary{background:var(--primary);border-color:var(--primary);color:var(--primary-ink)}
button.primary:hover{background:#115e59}
button.ghost{background:#fff}
button.danger{color:var(--red);background:#fff}
button.icon{min-width:42px;padding:8px}
select,input,textarea{min-height:42px;padding:9px 11px;max-width:100%}
textarea{resize:vertical}
a{color:inherit}

.sidebar{
  position:fixed;
  inset:0 0 0 auto;
  width:280px;
  padding:22px 16px;
  background:var(--nav);
  color:#fff;
  display:flex;
  flex-direction:column;
  gap:18px;
  z-index:10;
}
.brand{display:flex;align-items:center;gap:12px;padding:6px 8px 14px;border-bottom:1px solid rgba(255,255,255,.1)}
.brand-mark{
  width:42px;height:42px;display:grid;place-items:center;border-radius:8px;
  background:#14b8a6;color:#042f2e;font-size:24px;font-weight:900;
}
.brand strong{display:block;font-size:24px;line-height:1}
.brand small{display:block;color:#cbd5e1;font-size:12px;margin-top:7px}
nav{display:grid;gap:6px}
nav button{
  width:100%;
  text-align:right;
  display:flex;
  align-items:center;
  gap:10px;
  border:0;
  color:#cbd5e1;
  background:transparent;
  padding:12px;
  min-height:46px;
}
nav button:hover,nav button.active{background:#1f2937;color:#fff}
nav .nav-icon{width:25px;text-align:center;font-size:17px}
.local-note{
  margin-top:auto;
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.1);
  border-radius:var(--radius);
  padding:13px;
  color:#cbd5e1;
  font-size:12px;
}
.local-note b{display:block;color:#fff;margin-bottom:5px}

.shell{margin-right:280px;min-height:100vh;padding:24px clamp(16px,3vw,34px)}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:14px}
.title-block small,.sub{color:var(--muted);font-size:12px}
h1,h2,h3,p{margin-top:0}
h1{font-size:28px;line-height:1.25;margin-bottom:0}
h2{font-size:18px;margin-bottom:14px}
h3{font-size:15px;margin-bottom:10px}
.top-actions,.toolbar{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.demo-banner{
  background:#fffbeb;
  border:1px solid #fde68a;
  color:#854d0e;
  border-radius:var(--radius);
  padding:11px 14px;
  margin-bottom:18px;
  font-size:13px;
}

.page-stack{display:grid;gap:18px}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.stat,.panel,.mini-card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.stat{padding:17px}
.stat .stat-top{display:flex;align-items:center;justify-content:space-between;gap:10px;color:var(--muted);font-size:12px}
.stat b{display:block;font-size:24px;line-height:1.25;margin:10px 0 4px;letter-spacing:0}
.stat small{color:var(--muted)}
.stat.accent{background:linear-gradient(180deg,#ffffff,#ecfeff);border-color:#99f6e4}
.stat.warn{background:linear-gradient(180deg,#ffffff,#fff7ed);border-color:#fed7aa}
.stat.red{background:linear-gradient(180deg,#ffffff,#fef3f2);border-color:#fecaca}
.panel{padding:18px}
.grid-2{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(300px,.75fr);gap:18px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.mini-card{padding:14px}

.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:var(--radius)}
table{border-collapse:collapse;width:100%;font-size:13px;min-width:720px;background:#fff}
th,td{text-align:right;padding:12px 10px;border-bottom:1px solid #edf2f7;vertical-align:top}
th{font-size:11px;color:#64748b;background:#f8fafc;white-space:nowrap}
tr:last-child td{border-bottom:0}
td .muted{color:var(--muted);font-size:12px}
.nowrap{white-space:nowrap}
.mobile-list{display:none}

.badge{
  display:inline-flex;align-items:center;gap:5px;
  border-radius:999px;
  padding:5px 9px;
  background:var(--soft);
  color:#475569;
  font-size:11px;
  font-weight:800;
  white-space:nowrap;
}
.badge.ok{background:#dcfce7;color:#166534}
.badge.warn{background:var(--amber-soft);color:var(--amber)}
.badge.blue{background:var(--blue-soft);color:var(--blue)}
.badge.red{background:var(--red-soft);color:var(--red)}
.badge.dark{background:#e5e7eb;color:#111827}
.money{font-weight:900;color:var(--primary)}
.red-text{color:var(--red);font-weight:900}
.empty{padding:34px;text-align:center;color:var(--muted)}
.hint{font-size:12px;color:var(--muted)}

.tabs,.filters{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:14px}
.tabs button{min-height:38px;padding:8px 12px}
.tabs button.active{background:#111827;color:#fff;border-color:#111827}
.filters input{min-width:190px}

.bars{display:flex;align-items:end;gap:10px;height:210px;padding-top:18px}
.bar{height:100%;flex:1;display:flex;flex-direction:column;justify-content:end;align-items:center;gap:7px;min-width:34px}
.bar i{width:70%;background:linear-gradient(180deg,#14b8a6,#0f766e);border-radius:7px 7px 2px 2px;min-height:5px}
.bar strong{font-size:11px;white-space:nowrap}
.bar span{font-size:11px;color:var(--muted)}
.rank{display:grid;gap:8px;margin-bottom:14px}
.rank-row{display:flex;justify-content:space-between;gap:12px;font-size:12px}
.track{height:8px;background:#edf2f7;border-radius:999px;overflow:hidden}
.track i{display:block;height:100%;background:#14b8a6;border-radius:999px}

.kanban{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.lane{background:#f8fafc;border:1px solid var(--line);border-radius:var(--radius);padding:12px;min-height:120px}
.lane h3{display:flex;justify-content:space-between;align-items:center;color:#334155}
.order-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:12px;margin-top:10px}
.order-card p{margin:6px 0;color:var(--muted);font-size:12px}
.order-card .actions-inline{display:flex;gap:7px;flex-wrap:wrap;margin-top:10px}

.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
label{display:grid;gap:6px;font-size:12px;font-weight:800;color:#334155;margin-bottom:10px}
.actions{display:flex;justify-content:flex-end;gap:9px;flex-wrap:wrap;margin-top:18px}
.line-item{display:grid;grid-template-columns:1.6fr .7fr auto;gap:8px;margin:9px 0}

.statement{display:grid;gap:10px}
.receipt{
  background:#fff;
  color:#111827;
  padding:18px;
}
.receipt-head{display:flex;justify-content:space-between;gap:14px;border-bottom:2px solid #111827;padding-bottom:13px;margin-bottom:16px}
.receipt .totals{text-align:left;line-height:2;margin-top:14px}

dialog{
  border:0;
  border-radius:12px;
  padding:0;
  width:min(760px,94vw);
  max-height:90vh;
  overflow:auto;
  box-shadow:0 30px 90px rgba(15,23,42,.35);
}
dialog::backdrop{background:rgba(15,23,42,.55)}
#modalBody{padding:22px}
#toast{
  position:fixed;
  left:18px;
  bottom:18px;
  z-index:50;
  display:none;
  max-width:min(420px,calc(100vw - 36px));
  padding:12px 16px;
  background:#111827;
  color:#fff;
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  font-weight:800;
}
footer{padding:26px;text-align:center;color:var(--muted);font-size:12px}

@media(max-width:1120px){
  .stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-2,.grid-3,.kanban{grid-template-columns:1fr}
}
@media(max-width:760px){
  body{font-size:14px;background:#fff}
  .sidebar{
    position:sticky;
    top:0;
    width:100%;
    inset:auto;
    padding:10px 10px 8px;
    border-bottom:1px solid rgba(255,255,255,.08);
  }
  .brand{padding:0 2px 8px}
  .brand-mark{width:36px;height:36px;font-size:20px}
  .brand strong{font-size:21px}
  .brand small,.local-note{display:none}
  nav{
    display:flex;
    overflow-x:auto;
    overscroll-behavior-x:contain;
    padding-bottom:2px;
  }
  nav button{width:auto;white-space:nowrap;min-height:40px;padding:9px 11px;flex:0 0 auto}
  nav .nav-icon{width:auto}
  .shell{margin:0;padding:14px 12px 24px}
  .topbar{align-items:stretch;flex-direction:column}
  h1{font-size:22px}
  .top-actions{display:grid;grid-template-columns:1fr 1fr}
  .top-actions button,.top-actions select{width:100%}
  .demo-banner{font-size:12px}
  .stats{grid-template-columns:1fr 1fr;gap:9px}
  .stat{padding:12px}
  .stat b{font-size:18px}
  .panel{padding:13px;box-shadow:none}
  .desktop-table{display:none}
  .mobile-list{display:grid;gap:10px}
  .mobile-row{border:1px solid var(--line);border-radius:var(--radius);padding:12px;background:#fff}
  .mobile-row .row-head{display:flex;align-items:start;justify-content:space-between;gap:10px;margin-bottom:8px}
  .mobile-row p{margin:4px 0;color:var(--muted);font-size:12px}
  .mobile-row .row-actions{display:flex;gap:7px;flex-wrap:wrap;margin-top:10px}
  .mobile-row button{min-height:38px;padding:7px 10px}
  .form-grid{grid-template-columns:1fr}
  .line-item{grid-template-columns:1fr .55fr auto}
  .filters input,.filters select,.filters button{width:100%;min-width:0}
  dialog{width:100vw;max-width:100vw;max-height:92vh;border-radius:12px 12px 0 0;margin:auto 0 0}
  #modalBody{padding:16px}
  .bars{height:170px;gap:6px}
  .bar strong{display:none}
}
@media(max-width:410px){
  .stats{grid-template-columns:1fr}
  .top-actions{grid-template-columns:1fr}
}
@media print{
  body>*:not(dialog){display:none!important}
  dialog{display:block!important;position:static;width:100%;max-width:none;max-height:none;box-shadow:none;margin:0;padding:0}
  dialog::backdrop,.actions{display:none!important}
}