/* ST Portal – fasada playera (style bazowe, niezależne od motywu) */
.st-yt{position:relative;aspect-ratio:16/9;background:#0E2A52;overflow:hidden;cursor:pointer;border-radius:10px}
.st-yt__thumb{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s ease,opacity .35s ease}
.st-yt:hover .st-yt__thumb{transform:scale(1.03);opacity:.85}
.st-yt__play{position:absolute;inset:0;margin:auto;width:96px;height:68px;display:grid;place-items:center;background:transparent;border:0;cursor:pointer;padding:0}
.st-yt__play svg{width:96px;height:68px;filter:drop-shadow(0 4px 14px rgba(14,42,82,.45));transition:transform .2s ease}
.st-yt:hover .st-yt__play svg{transform:scale(1.08)}
.st-yt__ring{fill:#19447E;stroke:#CBE8F9;stroke-width:2}
.st-yt__tri{fill:#CBE8F9}
.st-yt__play:focus-visible{outline:3px solid #3DC1F0;outline-offset:4px}
.st-yt__note{position:absolute;left:0;right:0;bottom:0;padding:.45em .9em;font-size:.72rem;line-height:1.3;color:#CBE8F9;background:linear-gradient(transparent,rgba(14,42,82,.85));pointer-events:none}
.st-yt--on iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
@media (prefers-reduced-motion:reduce){.st-yt__thumb,.st-yt__play svg{transition:none}}