/* Gemeinsame blaue Empfangspersoenlichkeit der Signalseiten. */
.system-uhura {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 6ch;
    min-width: 6ch;
    color: var(--system-uhura-color, var(--v2-uhura, #5796FF));
    font-size: .98rem;
    line-height: 1;
    white-space: nowrap;
    font-variant-ligatures: none;
    pointer-events: none;
}

.system-uhura-glyph {
    position: relative;
    display: inline-block;
    width: 5ch;
    color: transparent;
    text-align: center;
}

.system-uhura-glyph::before {
    content: "<·:·>";
    position: absolute;
    inset: 0 auto auto 0;
    width: 5ch;
    color: var(--system-uhura-color, var(--v2-uhura, #5796FF));
    text-align: center;
    text-shadow: 0 0 3px rgba(155,204,255,.74), 0 0 8px var(--v2-uhura-glow, rgba(87,150,255,.48)), 0 0 15px var(--v2-uhura-glow-deep, rgba(55,96,236,.25));
    animation: systemUhuraReceiver 9.6s steps(1,end) infinite;
}

@keyframes systemUhuraReceiver {
    0%, 20%, 23%, 55%, 58%, 66%, 90%, 100% { content:"<·:·>"; color:var(--system-uhura-color, var(--v2-uhura, #5796FF)); transform:none; }
    21%, 22% { content:"<-:->"; }
    56%, 57% { content:"<·|·>"; }
    70%, 75% { content:"<·:•>"; color:var(--system-uhura-active, var(--v2-uhura-active, #75C8FF)); transform:translateX(-1px); }
    78%, 85% { content:"<•|•>"; color:var(--system-uhura-active, var(--v2-uhura-active, #75C8FF)); transform:translateX(-1px); }
    87% { content:"<•:·>"; }
}

@media (prefers-reduced-motion: reduce) {
    .system-uhura-glyph::before { animation:none !important; }
}