/* Shared contact rail: desktop contact actions, compact return control on mobile. */
.sh-quick-tools{position:fixed;right:12px;top:50%;transform:translateY(-50%);z-index:45;width:60px;display:flex;flex-direction:column;gap:2px}
.sh-quick-tools [hidden],.sh-mobile-backtop[hidden]{display:none!important}
.sh-quick-phone-wrap,.sh-quick-wechat-wrap{position:relative}
.sh-quick-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;box-sizing:border-box;width:60px;min-height:70px;padding:12px 4px;border:0;border-radius:0;background:#0866b5;color:#fff!important;font-family:inherit;cursor:pointer;text-decoration:none;line-height:1.5;transition:background .2s}
.sh-quick-item:hover,.sh-quick-item[aria-expanded=true]{background:#064f90}
.sh-quick-item .bw-icon{display:block!important;width:24px!important;height:24px!important;max-width:none!important;filter:brightness(0) invert(1)}
.sh-quick-item span{font-size:11px;white-space:nowrap}
.sh-quick-tools .sh-backtop{background:#eef4f9;color:#315c7c!important;border:1px solid #dae5ed}
.sh-quick-tools .sh-backtop:hover{background:#e1edf6}
.sh-quick-tools .sh-backtop .bw-icon,.sh-mobile-backtop .bw-icon{filter:invert(28%) sepia(96%) saturate(1325%) hue-rotate(180deg) brightness(87%) contrast(101%)}
.sh-quick-phone-panel{position:absolute;right:calc(100% + 12px);top:0;width:235px;padding:21px 23px;background:#fff;border:1px solid #dce6ee;box-shadow:0 5px 24px #183b5626;box-sizing:border-box;text-align:left}
.sh-quick-phone-panel p{font-size:13px;color:#6a8192;line-height:1.8;margin:0 0 8px}
.sh-quick-number{display:block;color:#0866b5;font-size:25px;line-height:1.6;font-weight:700;white-space:nowrap}
.sh-quick-email{display:block;margin-top:8px;color:#476b85;font-size:13px;line-height:1.8}
.sh-quick-wechat-panel{position:absolute;right:calc(100% + 12px);top:0;width:220px;padding:19px;background:#fff;border:1px solid #dce6ee;box-shadow:0 5px 24px #183b5626;box-sizing:border-box;text-align:center}
.sh-quick-wechat-panel p{font-size:14px;color:#315b79;line-height:1.8;margin:0 0 12px}
.sh-quick-wechat-space{width:180px;height:180px;background:#f7f9fb}
.sh-quick-wechat-image{display:block;width:180px;height:180px;object-fit:contain}
.sh-quick-wechat-panel small{display:block;margin-top:10px;font-size:12px;line-height:1.7;color:#627d91}
.sh-wechat-contact{display:flex;align-items:center;justify-content:space-between;gap:28px;margin:28px 0;padding:24px;background:#f4f8fb;border:1px solid #e0e9f0}
.sh-wechat-contact h2{font-size:22px;line-height:1.6;color:#315e7c;margin:0 0 10px}
.sh-wechat-contact p{font-size:14px;line-height:1.8;color:#577b95;margin:6px 0}
.sh-wechat-contact .sh-wechat-mobile-tip{font-size:12px;color:#748c9e}
.sh-wechat-contact>a{display:block;flex:none;background:#fff}
.sh-wechat-contact img{display:block;width:200px;height:200px;max-width:100%;object-fit:contain}
@media(max-width:800px){.sh-wechat-contact{display:block;padding:20px}.sh-wechat-contact>a{width:200px;margin:18px auto 0}}
.sh-mobile-backtop{display:none}
.sh-quick-tools a:focus-visible,.sh-quick-tools button:focus-visible,.sh-mobile-backtop:focus-visible{outline:2px solid #75aee0;outline-offset:3px}
@media(min-width:1101px) and (max-width:1560px){
 .q-bluewhite .bw-home .q-container,.q-bluewhite .bw-wide-container,.q-bluewhite .bw-footer .q-container{width:calc(100% - 160px)!important}
 .sh-quality .q-inner>.sh-inner-wrap{width:calc(100% - 160px);max-width:1240px}
}
@media(max-width:1100px){
 .sh-quick-tools{display:none}
 .sh-mobile-backtop{display:flex;position:fixed;right:14px;bottom:80px;z-index:45;width:44px;height:44px;padding:10px;box-sizing:border-box;align-items:center;justify-content:center;border:1px solid #cfdfe9;border-radius:3px;background:#fffffff2;box-shadow:0 3px 12px #183b5617;cursor:pointer}
 .sh-mobile-backtop .bw-icon{display:block!important;width:22px!important;height:22px!important;max-width:none!important}
}
@media(prefers-reduced-motion:reduce){.sh-quick-item{transition:none}}