.service-rail{position:fixed;right:14px;top:50%;z-index:80;transform:translateY(-50%);display:grid;width:72px;background:#fff;border:1px solid rgba(36,35,33,.13);border-radius:7px;box-shadow:0 12px 30px rgba(24,20,18,.13)}
.service-rail-item{position:relative;width:72px;height:72px;min-height:72px;padding:7px 2px;border:0;border-bottom:1px solid rgba(36,35,33,.11);background:#fff;color:#242321;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;font:14px/1.1 'Microsoft YaHei',Arial,sans-serif;text-align:center;white-space:nowrap;border-radius:0}
.service-rail-item:first-child{border-radius:6px 6px 0 0}.service-rail-item:last-child{border-bottom:0;border-radius:0 0 6px 6px}
.service-rail-item svg{display:block;width:27px;height:27px;flex:0 0 27px}.mobile-service-bar svg{display:block;width:22px;height:22px;flex:0 0 22px}.service-rail-item svg,.mobile-service-bar svg{fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;visibility:visible;opacity:1}
.service-rail-item:hover,.service-rail-item:focus-visible{background:#8f2025;color:#fff}
.service-rail-item em{position:absolute;right:calc(100% + 12px);top:50%;transform:translate(8px,-50%);padding:11px 15px;background:#242321;color:#fff;white-space:nowrap;border-radius:5px;font-style:normal;opacity:0;visibility:hidden;pointer-events:none;transition:.22s}
.service-rail-item:hover em,.service-rail-item:focus-visible em{opacity:1;visibility:visible;transform:translate(0,-50%)}
.service-qr{position:absolute;right:calc(100% + 12px);top:50%;transform:translate(8px,-50%);width:190px;padding:14px;background:#fff;color:#242321;border:1px solid rgba(36,35,33,.12);border-radius:7px;box-shadow:0 18px 42px rgba(24,20,18,.18);opacity:0;visibility:hidden;pointer-events:none;transition:.22s}
.service-qr:after{content:"";position:absolute;left:100%;top:50%;margin-top:-7px;border:7px solid transparent;border-left-color:#fff}
.service-qr img{width:160px;height:160px;margin:auto;object-fit:cover;background:#fff;padding:4px;border-radius:5px}
.service-qr strong,.service-qr small{display:block}.service-qr strong{margin-top:9px;font-size:17px}.service-qr small{margin-top:3px;font-size:16px;color:#746f68}
.service-wechat:hover .service-qr,.service-wechat:focus-visible .service-qr,.service-wechat.open .service-qr,.service-wechat[aria-expanded="true"] .service-qr{opacity:1;visibility:visible;transform:translate(0,-50%);pointer-events:auto}
.mobile-service-bar{display:none}
@media(max-width:1100px){.service-rail{display:none}.mobile-service-bar{position:fixed;left:0;right:0;bottom:0;z-index:90;display:grid;grid-template-columns:1fr 1fr;min-height:54px;padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid rgba(36,35,33,.14);box-shadow:0 -7px 24px rgba(24,20,18,.11)}.mobile-service-bar a{display:flex;align-items:center;justify-content:center;gap:8px;min-height:54px;font:700 16px/1.2 'Microsoft YaHei',Arial,sans-serif;white-space:nowrap}.mobile-service-bar a:first-child{color:#8f2025}.mobile-service-bar a:last-child{background:#8f2025;color:#fff}body{padding-bottom:calc(54px + env(safe-area-inset-bottom))}}
@media(prefers-reduced-motion:reduce){.service-rail-item em,.service-qr{transition:none}}