:root{--bg:#f6f7f9;--surface:#fff;--border:#e3e6ea;--text:#12161c;--muted:#667085;--brand:#0f6d5f;--brand-weak:#e7f2f0;--danger:#b42318;--danger-weak:#fdeceb;--ok:#067647;--ok-weak:#e7f5ee;--warn:#b54708;--warn-weak:#fdf3e7;--radius:10px;--shadow:0 1px 2px #1018280f, 0 1px 3px #1018281a}@media (prefers-color-scheme:dark){:root{--bg:#0f1216;--surface:#171b21;--border:#262c35;--text:#e8ecf1;--muted:#97a1b0;--brand:#3fbfa8;--brand-weak:#15302c;--danger:#f97066;--danger-weak:#35191a;--ok:#47cd89;--ok-weak:#14301f;--warn:#f79009;--warn-weak:#33230f}}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font-family:Segoe UI,system-ui,-apple-system,Noto Sans Arabic,Helvetica Neue,sans-serif;font-size:15px;line-height:1.5}[dir=rtl]{font-feature-settings:"ss01"}a{color:var(--brand)}.app{grid-template-columns:240px 1fr;min-height:100vh;display:grid}.sidebar{background:var(--surface);border-inline-end:1px solid var(--border);flex-direction:column;gap:4px;padding:20px 16px;display:flex}.brand{color:var(--brand);margin-block-end:20px;font-size:20px;font-weight:700}.nav-link{border-radius:var(--radius);color:var(--text);padding:9px 12px;text-decoration:none;display:block}.nav-link:hover{background:var(--bg)}.nav-link.active{background:var(--brand-weak);color:var(--brand);font-weight:600}.sidebar-footer{border-block-start:1px solid var(--border);flex-direction:column;gap:8px;margin-block-start:auto;padding-block-start:16px;display:flex}.content{min-width:0;padding:24px 28px}.page-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-block-end:20px;display:flex}h1{margin:0;font-size:22px}h2{margin:0 0 12px;font-size:17px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);margin-block-end:16px;padding:18px}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%}th,td{border-block-end:1px solid var(--border);text-align:start;white-space:nowrap;padding:9px 12px}th{text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-size:12px;font-weight:600}.num{text-align:end;font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}tbody tr:hover{background:var(--bg)}.row-total td{border-block-start:2px solid var(--border);border-block-end:none;font-weight:700}label{color:var(--muted);margin-block-end:4px;font-size:13px;display:block}input,select,textarea{border:1px solid var(--border);background:var(--surface);width:100%;color:var(--text);font:inherit;border-radius:8px;padding:8px 10px}input:focus,select:focus,textarea:focus{outline:2px solid var(--brand);outline-offset:-1px}input[aria-invalid=true]{border-color:var(--danger)}.field{margin-block-end:14px}.field-error{color:var(--danger);margin-block-start:4px;font-size:13px}.form-row{flex-wrap:wrap;align-items:flex-end;gap:12px;display:flex}.form-row>*{flex:160px}button{font:inherit;border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;border-radius:8px;padding:8px 14px}button:hover:not(:disabled){background:var(--bg)}button:disabled{opacity:.55;cursor:not-allowed}button.primary{background:var(--brand);border-color:var(--brand);color:#fff}button.primary:hover:not(:disabled){filter:brightness(1.08)}button.danger{color:var(--danger);border-color:var(--danger);background:0 0}button.link{color:var(--brand);background:0 0;border:none;padding:4px}.actions{flex-wrap:wrap;gap:8px;display:flex}.alert{border-radius:var(--radius);border:1px solid #0000;margin-block-end:14px;padding:10px 14px}.alert.error{background:var(--danger-weak);color:var(--danger);border-color:var(--danger)}.alert.ok{background:var(--ok-weak);color:var(--ok);border-color:var(--ok)}.alert-detail{opacity:.85;margin-block-start:4px;font-size:13px}.badge{border-radius:999px;padding:2px 9px;font-size:12px;font-weight:600;display:inline-block}.badge.draft{background:var(--warn-weak);color:var(--warn)}.badge.posted{background:var(--ok-weak);color:var(--ok)}.badge.void{background:var(--danger-weak);color:var(--danger)}.muted{color:var(--muted)}.empty{text-align:center;color:var(--muted);padding:36px}.auth-shell{place-items:center;min-height:100vh;padding:24px;display:grid}.auth-card{width:100%;max-width:420px}.balance-bar{border-radius:var(--radius);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-block:12px;padding:12px 14px;font-weight:600;display:flex}.balance-bar.ok{background:var(--ok-weak);color:var(--ok)}.balance-bar.off{background:var(--warn-weak);color:var(--warn)}.line-table input,.line-table select{min-width:110px}.line-table .amount input{text-align:end;font-variant-numeric:tabular-nums}@media (width<=820px){.app{grid-template-columns:1fr}.sidebar{border-inline-end:none;border-block-end:1px solid var(--border)}}