*{box-sizing:border-box}body{font-family:Arial,Helvetica,sans-serif;background:#f4f7fb;color:#202735;margin:0}.topbar{background:#183153;color:#fff;padding:14px 22px;display:flex;justify-content:space-between;align-items:center}.topbar a{color:#fff;text-decoration:none;margin-left:15px}.brand{font-size:20px;font-weight:700}.container{max-width:1200px;margin:25px auto;padding:0 15px}.card{background:#fff;border-radius:10px;box-shadow:0 2px 10px rgba(0,0,0,.08);padding:20px;margin-bottom:20px}.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.stat{padding:20px;border-radius:10px;background:#fff;box-shadow:0 2px 8px rgba(0,0,0,.07)}.stat b{font-size:26px;display:block;margin-top:8px}.btn{display:inline-block;border:0;border-radius:6px;padding:9px 14px;background:#1d70b8;color:#fff;text-decoration:none;cursor:pointer}.btn.secondary{background:#667085}.btn.success{background:#18864b}.btn.danger{background:#c62828}.btn.small{padding:6px 9px;font-size:13px}label{display:block;font-weight:600;margin:8px 0 5px}input,select,textarea{width:100%;padding:9px;border:1px solid #cbd5e1;border-radius:6px;background:#fff}textarea{min-height:80px}.form-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;background:#fff}th,td{padding:9px;border-bottom:1px solid #e5e7eb;text-align:left;vertical-align:top}th{background:#eef3f8}.alert{padding:12px;border-radius:6px;margin-bottom:15px}.alert-success{background:#e8f7ee;color:#176b3a}.alert-danger{background:#fdecec;color:#9b1c1c}.alert-warning{background:#fff5db;color:#805b00}.actions{display:flex;gap:8px;flex-wrap:wrap}.right{text-align:right}.login{max-width:420px;margin:70px auto}.muted{color:#667085}.invoice-head{display:flex;justify-content:space-between;gap:25px}.invoice-title{text-align:center;font-size:24px;font-weight:700;margin:10px 0 20px}.totals{margin-left:auto;max-width:380px}.no-print{}.print-only{display:none}@media(max-width:800px){.grid,.form-grid{grid-template-columns:1fr}.invoice-head{display:block}}@media print{body{background:#fff}.topbar,.no-print,.actions{display:none!important}.container{max-width:none;margin:0;padding:0}.card{box-shadow:none;padding:0}.print-only{display:block}table th,table td{font-size:11px;padding:6px}.invoice-title{font-size:20px}.invoice-head{display:flex}.invoice-print{display:block}}
.image-preview,.signature-preview{margin-top:10px;padding:10px;border:1px solid #e5e7eb;border-radius:8px;background:#fafafa}.image-preview img{max-width:180px;max-height:90px;object-fit:contain;display:block;margin-bottom:8px}.signature-preview img{max-width:240px;max-height:90px;object-fit:contain;display:block;margin-bottom:8px}.check{font-weight:400!important;display:flex;gap:6px;align-items:center}.check input{width:auto}.muted{font-size:13px;line-height:1.4}
.business-invoice-brand{display:flex;gap:15px;align-items:flex-start}.invoice-logo{max-width:120px;max-height:80px;object-fit:contain}.invoice-signature{max-width:180px;max-height:70px;object-fit:contain}@media(max-width:800px){.business-invoice-brand{display:block}.invoice-logo{margin-bottom:8px}}
h2{margin-top:0;color:#183153}h3{margin:22px 0 10px;color:#183153;border-bottom:1px solid #e5e7eb;padding-bottom:6px}.check input{accent-color:#18864b}.btn{margin-right:4px}