.tk-cert-trigger{cursor:pointer;}
.tk-zert-overlay{position:fixed;inset:0;z-index:2147483647;display:flex;align-items:center;justify-content:center;padding:24px;background:rgba(14,17,24,.93);overflow:auto;opacity:0;visibility:hidden;transition:opacity .26s ease,visibility 0s linear .26s;}
.tk-zert-overlay[hidden]{display:none;}
.tk-zert-overlay.is-open{opacity:1;visibility:visible;transition:opacity .26s ease,visibility 0s linear 0s;}
.tk-zert-dialog{position:relative;width:auto;max-width:min(90vw,calc(85vh * 0.707));margin:auto;transform:translateY(16px) scale(.965);transition:transform .3s cubic-bezier(.16,.84,.28,1);}
.tk-zert-overlay.is-open .tk-zert-dialog{transform:translateY(0) scale(1);}
.tk-zert-figure{margin:0;background:#fff;border-radius:8px;overflow:hidden;}
.tk-zert-figure img{display:block;width:100%;height:auto;max-height:85vh;object-fit:contain;background:#fff;}
.tk-zert-cap{margin:0;padding:11px 14px;font-size:13px;line-height:1.4;color:#444;text-align:center;border-top:1px solid #ececec;}
.tk-zert-close{position:absolute;top:-12px;right:-12px;width:36px;height:36px;padding:0 0 2px 0;border:1px solid #e3e3e3;border-radius:50%;background:#fff;color:#222;font-size:26px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;}
.tk-zert-close::after{content:"";position:absolute;inset:-6px;}
.tk-zert-close:hover{background:#f4f4f4;color:#000;}
.tk-zert-close:focus-visible,.tk-cert-trigger:focus-visible{outline:2px solid #2b6cff;outline-offset:2px;}
@media (max-width:600px){
.tk-zert-overlay{padding:14px;}
.tk-zert-dialog{max-width:min(94vw,calc(82vh * 0.707));}
.tk-zert-figure img{max-height:82vh;}
.tk-zert-close{top:-10px;right:-10px;width:34px;height:34px;font-size:24px;}
.tk-zert-cap{font-size:12px;padding:9px 12px;}
}
@media (prefers-reduced-motion:reduce){
.tk-zert-overlay,.tk-zert-dialog{transition:none !important;}
.tk-zert-dialog,.tk-zert-overlay.is-open .tk-zert-dialog{transform:none !important;}
}