/* The orb button and its caption. Large and centred while the conversation is empty; small in the header once there is one. */
#orb { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--s-2); flex: none; margin-top: auto; min-height: 220px; }
.app:has(#meet[hidden]) #orb { margin-bottom: auto; }
#meet { margin-bottom: auto; }
.orb-btn { display: block; padding: 0; margin: 0; border: 0; background: transparent; border-radius: var(--radius-pill); cursor: pointer; }
.orb-canvas { display: block; width: min(56vw, 240px); height: min(56vw, 240px); }
.orb-caption { min-height: 1.4em; text-align: center; }
.app:has(.log:empty) #conversation { flex: 0; }
.app:has(.log:not(:empty)) #orb { position: fixed; z-index: 11; top: calc(env(safe-area-inset-top) + (var(--bar) - 44px) / 2); left: 50%; transform: translateX(-50%); flex: none; min-height: 0; width: 44px; height: 44px; gap: 0; }
.app:has(.log:not(:empty)) .orb-canvas { width: 44px; height: 44px; }
.app:has(.log:not(:empty)) .orb-caption { display: none; }
@media (max-width: 480px) { .app:has(.log:not(:empty)) #orb { left: calc(50% - 16px); } }
@media (min-width: 1024px) { .app:has(.log:not(:empty)) #orb { left: calc((100vw - 320px) / 2); } }