.floating-tools{position:fixed;right:max(18px,env(safe-area-inset-right));bottom:calc(28px + env(safe-area-inset-bottom));z-index:110;display:flex;flex-direction:column;gap:6px;font-family:inherit}
.floating-tools[hidden],.floating-tools [hidden]{display:none!important}
.floating-wechat{position:relative}
.floating-tool{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;width:56px;height:58px;padding:5px 2px;border:1px solid #cddce4;border-radius:5px;background:#fff;color:var(--navy-deep,#0a2036);box-shadow:0 3px 14px #0a203612;cursor:pointer;font-family:inherit;font-size:11px;font-weight:500;line-height:1.2}
.floating-tool span{font-size:11px;line-height:1.2;white-space:nowrap}
.floating-tool svg{width:25px;height:25px;flex-shrink:0}
.floating-tool:hover,.floating-tool[aria-expanded=true]{background:#0e7891;border-color:#0e7891;color:#fff}
.floating-tool:focus-visible,.floating-qr a:focus-visible{outline:3px solid #37b6d0;outline-offset:3px}
.floating-qr{position:absolute;right:100%;bottom:0;padding-right:12px;width:min(260px,calc(100vw - 90px));box-sizing:border-box}
.floating-qr-card{padding:16px;background:#fff;border:1px solid #d6e1e8;border-radius:7px;box-shadow:0 8px 30px #0a203626;text-align:center;color:#0a2036}
.floating-qr-card strong{display:block;font-size:15px;margin-bottom:10px}
.floating-qr-card img{display:block;width:100%;height:auto;object-fit:contain;background:white;margin:auto}
.floating-qr-card p{font-size:12px;line-height:1.7;color:#57667a;margin:10px 0 5px}
.floating-qr-card a{font-size:12px;color:#0e7891;text-decoration:underline}
@media(max-width:760px){.floating-tools{right:max(10px,env(safe-area-inset-right));bottom:calc(18px + env(safe-area-inset-bottom))}.floating-tool{width:46px;height:50px}.floating-tool svg{width:22px;height:22px}.floating-tool span{font-size:10px}.floating-qr{width:min(246px,calc(100vw - 74px));padding-right:8px}.floating-qr-card{padding:12px}}
@media(max-height:420px){.floating-qr{width:190px}.floating-qr-card{padding:8px}.floating-qr-card img{max-height:145px;width:auto;max-width:100%}.floating-qr-card p{margin:5px 0}}
@media print{.floating-tools{display:none!important}}