:root{--navy:#1c2b3a;--navy-light:#2b3f54;--teal:#1f8a70;--teal-light:#e6f4f1;--amber:#c9820a;--amber-light:#fbf1de;--red:#b3432b;--red-light:#fbeae6;--bg:#f5f6f8;--card:#fff;--border:#e1e4e9;--text:#1c2430;--text-dim:#64707d;--radius:10px;font-family:Segoe UI,-apple-system,BlinkMacSystemFont,Malgun Gothic,sans-serif}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0}button{cursor:pointer;font-family:inherit}input,select,textarea{font-family:inherit;font-size:14px}.btn{background:var(--navy);color:#fff;white-space:nowrap;border:none;border-radius:8px;padding:9px 16px;font-size:14px;font-weight:600;transition:opacity .15s;display:inline-block}.btn:hover{opacity:.88}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-outline{color:var(--navy);border:1px solid var(--border);background:0 0}.btn-outline:hover{opacity:1;background:#f0f1f3}.btn-danger{background:var(--red)}.btn-sm{border-radius:6px;padding:5px 10px;font-size:12.5px}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.input{border:1px solid var(--border);border-radius:7px;outline:none;width:100%;padding:9px 11px}.input:focus{border-color:var(--navy)}.label{color:var(--text-dim);margin-bottom:5px;font-size:12.5px;font-weight:600;display:block}table{border-collapse:collapse;width:100%}th,td{text-align:left;border-bottom:1px solid var(--border);padding:10px 12px;font-size:13.5px}th{color:var(--text-dim);text-transform:uppercase;letter-spacing:.02em;font-size:12.5px;font-weight:600}tr:hover td{background:#fafbfc}.badge{white-space:nowrap;border-radius:20px;padding:3px 9px;font-size:12px;font-weight:600;display:inline-block}.badge-paid{background:var(--teal-light);color:var(--teal)}.badge-partial{background:var(--amber-light);color:var(--amber)}.badge-unpaid{background:var(--red-light);color:var(--red)}.page-title{margin:0 0 4px;font-size:22px;font-weight:700}.page-sub{color:var(--text-dim);margin:0 0 20px;font-size:13.5px}.grid{gap:16px;display:grid}.grid-4{grid-template-columns:repeat(4,1fr)}.grid-2{grid-template-columns:repeat(2,1fr)}@media (width<=900px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-2{grid-template-columns:1fr}}.stat-num{margin:4px 0;font-size:26px;font-weight:700}.stat-label{color:var(--text-dim);text-transform:uppercase;letter-spacing:.02em;font-size:12.5px;font-weight:600}.error-box{background:var(--red-light);color:var(--red);border-radius:8px;margin-bottom:14px;padding:10px 14px;font-size:13.5px}.success-box{background:var(--teal-light);color:var(--teal);border-radius:8px;margin-bottom:14px;padding:10px 14px;font-size:13.5px}@keyframes blink-red-border{0%,to{border-color:var(--red);box-shadow:0 0 #b3432b40}50%{border-color:#f0a08c;box-shadow:0 0 0 4px #b3432b14}}.new-customer-alert{border:2px solid var(--red);border-radius:8px;padding:12px;animation:1.1s ease-in-out infinite 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.22s;top:0;bottom:0;left:0;transform:translate(-100%);width:250px!important;padding-top:16px!important;position:fixed!important}.sidebar.open{transform:translate(0);box-shadow:4px 0 24px #0000004d}.sidebar-backdrop{z-index:40;opacity:0;pointer-events:none;background:#0000006b;transition:opacity .2s;display:block;position:fixed;inset:0}.sidebar-backdrop.open{opacity:1;pointer-events:auto}main.app-main{max-width:100%;padding:14px!important}.page-title{font-size:19px}.page-sub{margin-bottom:14px;font-size:12.5px}.card{padding:14px}.grid-4,.grid-3,.grid-2{grid-template-columns:1fr 1fr;gap:10px}.stat-num{font-size:20px}.btn{min-height:40px;padding:10px 14px}table{white-space:nowrap;-webkit-overflow-scrolling:touch;max-width:100%;display:block;overflow-x:auto}table thead,table tbody{width:max-content;min-width:100%;display:table}table tr{display:table-row}table th,table td{white-space:nowrap;padding:8px 9px;font-size:12px}}@media (width<=420px){.grid-4,.grid-3,.grid-2{grid-template-columns:1fr}}@keyframes blinkBadge{0%,to{opacity:1}50%{opacity:.45}}.blink-badge{animation:1.4s ease-in-out infinite blinkBadge}@media print{.sidebar,.mobile-topbar,.sidebar-backdrop,.no-print,button{display:none!important}.main-content,main{width:100%!important;margin:0!important;padding:0!important}.card{break-inside:avoid;box-shadow:none!important;border:1px solid #ccc!important}body{background:#fff!important}table{font-size:11px}}