/* RiPro Lightbox - 精简样式 */
#rlb-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.88);z-index:999999;justify-content:center;align-items:center;cursor:zoom-out}
#rlb-overlay.active{display:flex}
#rlb-overlay .rlb-content{position:relative;max-width:92vw;max-height:88vh;display:flex;flex-direction:column;align-items:center}
#rlb-overlay img{max-width:100%;max-height:82vh;object-fit:contain;transition:opacity .2s;box-shadow:0 4px 40px rgba(0,0,0,.5);border-radius:2px;cursor:zoom-in;will-change:transform}
#rlb-overlay img.grabbing{cursor:grabbing}
#rlb-overlay .rlb-caption{color:#fff;padding:12px 16px 0;font-size:14px;text-align:center;max-width:80vw;line-height:1.5}
#rlb-overlay .rlb-close,#rlb-overlay .rlb-prev,#rlb-overlay .rlb-next{position:absolute;background:rgba(0,0,0,.5);color:#fff;border:none;width:44px;height:44px;border-radius:50%;font-size:22px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s;z-index:2;padding:0;line-height:1}
#rlb-overlay .rlb-close:hover,#rlb-overlay .rlb-prev:hover,#rlb-overlay .rlb-next:hover{background:rgba(255,255,255,.25)}
#rlb-overlay .rlb-close{top:20px;right:20px}
#rlb-overlay .rlb-prev{right:20px;top:calc(50% - 34px)}
#rlb-overlay .rlb-next{right:20px;top:calc(50% + 34px)}
#rlb-overlay .rlb-spinner{display:none;position:absolute;width:40px;height:40px;border:3px solid rgba(255,255,255,.2);border-top-color:#fff;border-radius:50%;animation:rlb-spin .8s linear infinite}
@keyframes rlb-spin{to{transform:rotate(360deg)}}