:root{--bg:#f5f7fb;--card:#fff;--text:#0f172a;--muted:#64748b;--line:#e2e8f0;--accent:#1d4ed8;--accent-soft:#dbeafe;--danger:#b91c1c;--success:#15803d}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font-family:Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}.shell{grid-template-columns:270px 1fr;min-height:100vh;display:grid}.sidebar{color:#fff;background:#0f172a;height:100vh;padding:24px;position:sticky;top:0}.brand{margin-bottom:8px;font-size:22px;font-weight:800}.brand-sub{color:#cbd5e1;margin-bottom:28px;font-size:13px;line-height:1.5}.nav{gap:10px;display:grid}.nav a{color:#e2e8f0;border-radius:16px;align-items:center;gap:10px;padding:12px 14px;display:flex}.nav a:hover{background:#ffffff1a}.main{min-width:0}.header{border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:5;background:#ffffffdb;justify-content:space-between;align-items:center;padding:20px 28px;display:flex;position:sticky;top:0}.page{padding:28px}.title{margin:0;font-size:28px}.desc{color:var(--muted);margin:8px 0 0}.grid{gap:18px;display:grid}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.card{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:22px;box-shadow:0 8px 24px #0f172a0f}.kpi{margin-top:10px;font-size:30px;font-weight:800}.muted{color:var(--muted)}.table-wrap{border:1px solid var(--line);background:#fff;border-radius:18px;overflow:auto}table{border-collapse:collapse;width:100%;min-width:920px}th,td{text-align:left;border-bottom:1px solid var(--line);padding:13px 14px;font-size:14px}th{color:#334155;background:#f8fafc}.badge{background:var(--accent-soft);color:var(--accent);border-radius:999px;padding:5px 10px;font-size:12px;font-weight:700;display:inline-flex}.btn{background:var(--accent);color:#fff;border:0;border-radius:14px;padding:10px 14px;font-weight:700}.btn.secondary{color:#0f172a;background:#e2e8f0}.btn.danger{background:var(--danger)}.btn:disabled{opacity:.55;cursor:not-allowed}.form{gap:14px;display:grid}.field{gap:6px;display:grid}.label{color:#334155;font-size:13px;font-weight:700}.input{border:1px solid var(--line);background:#fff;border-radius:14px;width:100%;padding:11px 12px}.actions{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.alert{color:#1e40af;background:#eff6ff;border:1px solid #bfdbfe;border-radius:14px;padding:12px 14px}.alert.error{color:#991b1b;background:#fef2f2;border-color:#fecaca}@media print{body *{visibility:hidden}.print-area,.print-area *{visibility:visible}.print-area{position:absolute;inset:0}.no-print{display:none!important}}@media (max-width:900px){.shell{grid-template-columns:1fr}.sidebar{height:auto;position:static}.grid-2,.grid-3{grid-template-columns:1fr}}.nav-button{width:100%;color:inherit;cursor:pointer;font:inherit;text-align:left;background:0 0;border:0;border-radius:12px;align-items:center;gap:10px;padding:10px 12px;display:flex}.nav-button:hover{background:#ffffff14}.cheque-preview{background:#fff;width:900px;height:350px;margin:0 auto;position:relative;overflow:hidden}.cheque-field{color:#000;position:absolute}@page{size:241mm 105mm;margin:0}@media print{html,body{background:#fff!important;margin:0!important;padding:0!important;overflow:hidden!important}body *{visibility:hidden}.print-area,.print-area *{visibility:visible}.print-area{width:fit-content;margin:0 auto;padding:0;position:absolute;top:0;left:0;overflow:hidden}.no-print{display:none!important}.cheque-preview{transform-origin:top;page-break-after:avoid;page-break-before:avoid;background:#fff;margin:0 auto;position:relative;overflow:hidden;transform:scale(1)}}