:root{--pri:#1f4e78;--pri2:#2b6cb0;--bg:#f2f5f9;--card:#fff;--txt:#1e2a38;--mut:#6b7a8c;--bd:#dde3ea;--ok:#2f9e5e;--warn:#e0902a;--err:#d64545}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,"Segoe UI",Tahoma,Arial,sans-serif;background:var(--bg);color:var(--txt);font-size:14px}
body.rtl,body.rtl input,body.rtl select,body.rtl textarea,body.rtl button{font-family:"Noto Nastaliq Urdu","Jameel Noori Nastaleeq","Urdu Typesetting",Tahoma,serif}
body.rtl{line-height:1.9}
.ur{font-family:"Noto Nastaliq Urdu","Jameel Noori Nastaleeq","Urdu Typesetting",Tahoma,serif}
a{color:var(--pri2);text-decoration:none}
.layout{display:flex;min-height:100vh}
.sidebar{width:230px;background:var(--pri);color:#fff;flex-shrink:0;position:sticky;top:0;height:100vh;overflow:auto}
.brand{padding:18px 16px;font-weight:700;font-size:16px;border-bottom:1px solid rgba(255,255,255,.15)}
.sidebar nav a{display:flex;align-items:center;gap:10px;padding:11px 16px;color:#d6e4f2}
.sidebar nav a:hover{background:rgba(255,255,255,.08);color:#fff}
.sidebar nav a.active{background:rgba(255,255,255,.18);color:#fff;font-weight:600;border-inline-start:3px solid #fff}
.ic{width:20px;text-align:center}
.main{flex:1;min-width:0}
.topbar{display:flex;align-items:center;gap:10px;padding:10px 20px;background:var(--card);border-bottom:1px solid var(--bd);position:sticky;top:0;z-index:5}
.topbar h1{font-size:18px;margin:0}
.spacer{flex:1}.who{color:var(--mut)}
.menu-btn{display:none;background:none;border:0;font-size:22px;cursor:pointer}
.content{padding:20px;max-width:1300px}
.card{background:var(--card);border:1px solid var(--bd);border-radius:10px;padding:18px;margin-bottom:18px;box-shadow:0 1px 2px rgba(0,0,0,.03)}
.card h2{margin:0 0 12px;font-size:16px}
.grid{display:grid;gap:16px}
.g4{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.g2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.stat{border-inline-start:4px solid var(--pri2)}
.stat .lbl{color:var(--mut);font-size:12px;text-transform:uppercase;letter-spacing:.4px}
.stat .num{font-size:24px;font-weight:700;margin-top:4px}
.stat.ok{border-color:var(--ok)}.stat.warn{border-color:var(--warn)}.stat.err{border-color:var(--err)}
.btn{display:inline-block;background:var(--pri2);color:#fff;border:0;border-radius:7px;padding:9px 16px;cursor:pointer;font-size:14px;text-align:center}
.btn:hover{background:var(--pri)}
.btn.sm{padding:5px 11px;font-size:13px}
.btn.ghost{background:transparent;color:var(--pri2);border:1px solid var(--bd)}
.btn.ghost:hover{background:#eef3f9}
.btn.danger{background:var(--err)}.btn.ok{background:var(--ok)}
.toolbar{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:14px}
input,select,textarea{border:1px solid var(--bd);border-radius:7px;padding:8px 10px;font-size:14px;background:#fff;color:var(--txt);width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid #b9d3ee;border-color:var(--pri2)}
.toolbar input,.toolbar select{width:auto}
label{display:block;font-weight:500;margin-bottom:4px;color:var(--mut);font-size:13px}
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.full{grid-column:1/-1}
table{width:100%;border-collapse:collapse}
th,td{padding:9px 10px;border-bottom:1px solid var(--bd);text-align:start;vertical-align:middle}
th{background:#f6f8fb;color:var(--mut);font-size:12px;text-transform:uppercase;letter-spacing:.3px;white-space:nowrap}
body.rtl th{text-transform:none}
tbody tr:hover{background:#fafcfe}
td.r,th.r{text-align:end}
.table-wrap{overflow-x:auto}
.badge{padding:2px 10px;border-radius:20px;font-size:12px;font-weight:600;white-space:nowrap}
.badge.paid{background:#dff5e8;color:#1b7a44}.badge.partial{background:#fdf0d9;color:#a8670d}.badge.unpaid{background:#fbe1e1;color:#b02a2a}
.alert{padding:11px 14px;border-radius:8px;margin-bottom:14px}
.alert.ok{background:#dff5e8;color:#1b7a44}.alert.err{background:#fbe1e1;color:#b02a2a}
.pager{display:flex;gap:4px;margin-top:14px;flex-wrap:wrap}
.pager a,.pager span{padding:5px 11px;border:1px solid var(--bd);border-radius:6px;background:#fff}
.pager a.cur{background:var(--pri2);color:#fff;border-color:var(--pri2)}
.bars{display:flex;align-items:flex-end;gap:14px;height:160px;padding-top:10px}
.bars .b{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%}
.bars .b i{display:block;width:100%;max-width:56px;background:linear-gradient(var(--pri2),var(--pri));border-radius:5px 5px 0 0;min-height:2px}
.bars .b small{color:var(--mut);margin-top:5px}.bars .b em{font-style:normal;font-size:11px;color:var(--mut)}
.row-actions{display:flex;gap:6px;flex-wrap:wrap}
.muted{color:var(--mut)}
.items input{padding:6px 8px}
.totals{margin-inline-start:auto;max-width:340px}
.totals div{display:flex;justify-content:space-between;padding:6px 0;gap:10px}
.totals .gt{font-size:18px;font-weight:700;border-top:2px solid var(--pri);margin-top:4px;padding-top:10px}
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1f4e78,#2b6cb0)}
.login{background:#fff;padding:32px;border-radius:14px;width:370px;max-width:92vw;box-shadow:0 12px 40px rgba(0,0,0,.25)}
.login h1{margin:0 0 4px;font-size:22px;color:var(--pri)}

/* ---------- Printable invoice ---------- */
.invoice-sheet{background:#fff;max-width:820px;margin:0 auto;padding:36px 40px;border:1px solid var(--bd);border-radius:6px;color:#000}
.inv-head{display:flex;justify-content:space-between;gap:20px;border-bottom:3px solid var(--pri);padding-bottom:14px;margin-bottom:16px}
.inv-head img{max-height:70px;max-width:180px;display:block;margin-bottom:6px}
.inv-head .co{font-size:22px;font-weight:700;color:var(--pri)}
.inv-title{text-align:end}.inv-title .t{font-size:26px;font-weight:700;color:var(--pri);text-transform:uppercase}
body.rtl .inv-title .t{text-transform:none}
.inv-meta{display:flex;justify-content:space-between;gap:20px;margin-bottom:16px}
.inv-sheet-table th{background:var(--pri);color:#fff}
.inv-sheet-table td,.inv-sheet-table th{border:1px solid #cfd8e3}
.sign{display:flex;justify-content:space-between;margin-top:60px}
.sign div{border-top:1px solid #000;padding-top:4px;min-width:170px;text-align:center}
.foot-note{text-align:center;margin-top:26px;color:#444;border-top:1px dashed #aaa;padding-top:10px}
.invoice-sheet.thermal{max-width:80mm;padding:8px;font-size:12px;border-radius:0}
.thermal .inv-head,.thermal .inv-meta{flex-direction:column}.thermal .inv-title{text-align:start}
.thermal .sign{display:none}

@media (max-width:860px){
  .sidebar{position:fixed;z-index:20;inset-inline-start:0;transform:translateX(-100%);transition:.2s}
  body.rtl .sidebar{transform:translateX(100%)}
  .sidebar.open{transform:none!important}
  .menu-btn{display:block}
  .who{display:none}
  .content{padding:12px}
}
@media print{
  @page{margin:10mm}
  body{background:#fff}
  .no-print,.sidebar,.topbar{display:none!important}
  .layout{display:block}.content{padding:0;max-width:none}
  .invoice-sheet{border:0;padding:0;max-width:none}
  .invoice-sheet.thermal{max-width:80mm}
  .inv-sheet-table th{background:var(--pri)!important;color:#fff!important;-webkit-print-color-adjust:exact;print-color-adjust:exact}
  .card{border:0;box-shadow:none;padding:0}
}