.access-error { position: relative; max-width: 42rem; margin: 10vh auto; padding: 2rem; background: #fff; color: #193143; border-radius: 1rem; line-height: 1.8; box-shadow: 0 12px 40px #12233326; }
.access-error h1 { font-size: 1.5rem; }
.access-error a { color: #075f78; text-underline-offset: .2em; }
.participant-header { position: relative; padding-right: calc(max(24px, (100vw - 1680px) / 2) + 120px); }
.session-logout { position: absolute; top: 10px; right: clamp(14px, 2vw, 40px); display: inline-flex; align-items: center; justify-content: center; min-height: 40px; padding: 8px 16px; border: 1px solid #b76767; border-radius: 4px; background: var(--red); color: #fff; white-space: nowrap; font-size: 14px; line-height: 1.4; text-decoration: none; }
.session-logout:hover { background: #a02020; }
.movie-main > .movie-player, .movie-main > .movie-unavailable { margin-top: 5px; }
@media (max-width: 900px) {
  .participant-header { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 10px; padding-right: 20px; }
  .participant-header .movie-brand { grid-column: 1; grid-row: 1; min-width: 0; }
  .participant-header .session-logout { position: static; grid-column: 2; grid-row: 1; align-self: start; justify-self: end; }
  .participant-header .demo-back { grid-column: 1; grid-row: 2; align-self: center; justify-self: start; margin-left: 0; }
  .participant-header .movie-menu-toggle { grid-column: 2; grid-row: 2; }
  .participant-header + .movie-nav { top: var(--participant-nav-top, 128px); max-height: calc(100dvh - var(--participant-nav-top, 128px) - 16px); }
}
@media (max-width: 540px) { .participant-header { padding-right: 14px; } }
.invitee-error { color: #9f2035; padding: .75rem; border: 1px solid #d9a9b1; border-radius: .4rem; background: #fff7f8; }
@media (max-width: 640px) { .access-error { margin: 2rem 1rem; padding: 1.25rem; } }