.brand{gap:7px;font-weight:400;min-height:52px;flex-shrink:0}.brand-mark{display:block;width:58px;height:49px;object-fit:contain;flex:none}.brand-type{display:flex;flex-direction:column;gap:6px}.brand-name{font-family:"PingFang SC","Microsoft YaHei",sans-serif;font-size:21px;font-weight:600;letter-spacing:1px;line-height:1.05;color:#48573a}.brand-signature{font-family:Arial,sans-serif;font-size:7px;letter-spacing:1.1px;font-weight:400;line-height:1;color:#7e8974}.site-header{gap:12px;margin-bottom:15px}.site-caption{font-size:9px;letter-spacing:.3px;white-space:nowrap;color:#87917b}@media(max-width:350px){.brand-name{font-size:20px;letter-spacing:1.5px}.brand-mark{width:48px;height:41px}.brand-signature{font-size:6px;letter-spacing:.9px}.site-caption{font-size:8px}.site-header{gap:7px}}

.bottom a{flex:1;min-width:0;font-size:11px}.payment-qr-image{display:block;width:100%;max-width:320px;height:auto;margin:auto;user-select:auto;-webkit-touch-callout:default}.demo-qr{overflow:visible}