:root{--bg: #f4f5f7;--panel: #fff;--border: #e3e6ea;--text: #1f2430;--muted: #8a909c;--primary: #2b6cff;--ok: #1aa251;--warn: #d68a00;--error: #d33}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:var(--text);background:var(--bg)}.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 20px;background:var(--panel);border-bottom:1px solid var(--border);flex-wrap:wrap}.brand{display:flex;align-items:center;gap:8px;font-size:15px}.dot{width:12px;height:12px;border-radius:50%;background:var(--muted);box-shadow:0 0 0 3px #0000000d}.dot[data-state=on]{background:var(--ok)}.dot[data-state=warn]{background:var(--warn)}.dot[data-state=off]{background:var(--muted)}.controls{display:flex;align-items:flex-end;gap:10px;flex-wrap:wrap}.field{display:flex;flex-direction:column;font-size:11px;color:var(--muted);gap:2px}.field select{font-size:14px;padding:6px 8px;border:1px solid var(--border);border-radius:8px;background:#fff;color:var(--text)}.btn{font-size:14px;padding:9px 16px;border:1px solid var(--border);border-radius:8px;background:#fff;color:var(--text);cursor:pointer}.btn:hover:not(:disabled){background:#f0f2f5}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:#1d5be0}.layout{display:grid;grid-template-columns:1fr 320px;gap:16px;padding:20px;align-items:start}@media (max-width: 760px){.layout{grid-template-columns:1fr}}.panel{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:16px}.panel h2{margin:0 0 12px;font-size:13px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}.muted{color:var(--muted)}.error{color:var(--error)}.receipt-preview{display:flex;justify-content:center}.ticket{width:320px;background:#fff;padding:16px;border:1px dashed var(--border);font-family:Menlo,Consolas,monospace;font-size:12px;line-height:1.45;color:#000}.ticket hr{border:none;border-top:1px solid #000;margin:8px 0}.ticket .center{text-align:center}.ticket .big{font-size:15px;font-weight:700}.ticket .doctype{margin-bottom:6px}.ticket .logo{margin:8px 0}.ticket .logo img{max-width:120px;height:auto}.ticket .company{margin:6px 0 10px}.ticket .company .addr{font-size:11px}.ticket .meta,.ticket .receptor{margin:4px 0}.ticket .receptor .gap{height:1em}.ticket .row{display:flex;justify-content:space-between;gap:10px}.ticket .item{margin:0 0 1.4em}.ticket .item-line{display:flex;justify-content:space-between;gap:6px}.ticket .item-line .code{flex:1;text-align:center;color:#333}.ticket .item-line .amt{white-space:nowrap}.ticket .totals .row,.ticket .pay .row{margin:1px 0}.ticket .totals .total{font-size:13px;margin-top:2px}.ticket .pay{margin-top:8px}.ticket .proto{margin-top:8px;word-break:break-all}.ticket .cufe{margin-top:8px}.ticket .qr{margin-top:12px}.ticket .small{font-size:9px;word-break:break-all;line-height:1.3}.ticket .valid{margin-top:10px}.status-list{display:grid;grid-template-columns:auto 1fr;gap:6px 12px;margin:0 0 16px;font-size:13px}.status-list dt{color:var(--muted)}.status-list dd{margin:0;font-weight:600}.log{font-family:Menlo,Consolas,monospace;font-size:11px;max-height:220px;overflow-y:auto;border-top:1px solid var(--border);padding-top:8px}.log-line{padding:2px 0;color:var(--text)}.log-ok{color:var(--ok)}.log-warn{color:var(--warn)}.log-error{color:var(--error)}