:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:#1f2937;background:#f3f6fb}*{box-sizing:border-box}body{margin:0;min-width:320px}.cashier-page{width:min(100%,520px);min-height:100vh;margin:0 auto;padding:18px 14px 32px}.cashier-page header{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:14px}.cashier-page header strong{font-size:20px}.amount-card,.qr-card{margin-bottom:14px;border-radius:16px}.amount-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-bottom:18px}.amount-grid .ant-btn{height:52px;font-size:18px}.qr-result{display:flex;flex-direction:column;align-items:center;gap:12px;padding:8px 0 4px}.qr-result .ant-typography{margin:0}.loading{min-height:100vh;display:grid;place-items:center}