.qr-shop{margin:28px 0;padding:24px;border:2px solid var(--ink,#14163a);border-radius:22px;background:#fff;color:#14163a}
.qr-shop h2{margin:0 0 12px;font-size:1.6rem}.qr-shop p{line-height:1.6}.qr-shop label{display:block;margin:12px 0;font-weight:800}
.qr-shop input[type=text],.qr-shop input[type=number]{width:100%;min-height:44px;padding:10px;border:2px solid #aaa;border-radius:10px;color:#14163a;background:white}
.qr-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr));gap:14px;margin:16px 0}
.qr-card{border:1px solid #ccc;border-radius:14px;padding:16px}.qr-card h3{margin:0 0 8px;overflow-wrap:anywhere}
.qr-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}.qr-shop button{min-height:44px}.qr-shop button:disabled{opacity:.55}
.qr-balance{font-size:1.2rem;font-weight:900}.qr-shop [role=alert]{color:#9f1b1b}.qr-history{padding:0;list-style:none}.qr-history li{padding:14px 0;border-top:1px solid #ddd;overflow-wrap:anywhere}
.qr-shop form{max-width:600px}.qr-shop .qr-note{font-size:.9rem;color:#4a4a65}