html { scroll-behavior: smooth; }
section[id] { scroll-margin-top: 65px; }
body.index .background-video { position: fixed; inset: 0; width: 100% !important; height: 100% !important; object-fit: cover; }
.office-dialog { position: fixed; inset: 0; margin: auto; padding: 44px 0 0; width: min(750px, 95vw); max-width: 95vw; border: 0; background: white; color: #243f8e; }
.office-dialog::backdrop { background: rgba(0, 0, 0, .8); }
.office-dialog iframe { display: block; width: 100%; height: min(460px, 75vh); border: 0; }
.office-dialog button { position: absolute; top: 6px; right: 10px; padding: 5px 12px; cursor: pointer; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }