#mediaPreview[hidden], #mediaPreview [hidden] { display: none !important; }
#mediaPreview {
    position: fixed; inset: 0; z-index: 2147483647;
    box-sizing: border-box; width: 100%; height: 100%; height: 100dvh;
    display: flex; flex-direction: column; gap: 0;
    margin: 0; padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
    background: #101713; color: #fff; font: 14px Roboto, sans-serif; text-align: left;
}
#mediaPreview:fullscreen { height: 100%; }
#mediaPreview .media-preview-header { display: flex; flex: 0 0 auto; align-items: center; justify-content: space-between; padding: 8px 12px; }
#mediaPreview button { display: inline-flex; align-items: center; justify-content: center; flex: 0 0 44px; width: 44px; height: 44px; min-height: 44px; padding: 8px; margin: 0; font-size: 18px; border-radius: 6px; background: #025753; color: #fff; border: 1px solid #ffffff30; transform: none; }
#mediaPreview button:hover { background: #247763; transform: none; }
#mediaPreview :focus-visible { outline: 3px solid #ffdf77; outline-offset: 2px; }
#mediaPreview .media-preview-stage { flex: 1 1 0; min-width: 0; min-height: 0; overflow: hidden; display: flex; align-items: center; justify-content: center; }
#mediaPreviewCanvas { display: block; width: 100%; height: 100%; object-fit: contain; pointer-events: none; }
#mediaPreview[data-kind="video"] .media-preview-stage { cursor: pointer; touch-action: manipulation; }
#mediaPreview .media-preview-controls { flex: 0 0 auto; display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 10px 12px; background: #17251f; }
#mediaPreviewTimeline { flex: 1 1 140px; width: 140px; min-width: 80px; margin: 0; padding: 0; accent-color: #66c78e; }
#mediaPreviewTime { font-variant-numeric: tabular-nums; white-space: nowrap; }
#mediaPreviewMessage { flex: 0 0 auto; margin: 0; padding: 8px 12px; color: #ffd799; }
@media (max-width: 500px) {
    #mediaPreview .media-preview-controls { gap: 6px; }
    #mediaPreviewTimeline { flex-basis: calc(100% - 120px); order: 2; }
    #mediaPreviewTime { order: 3; margin-left: auto; }
    #mediaPreviewMute { margin-left: auto !important; }
}