/* Geometry only. Colours come from shared --deepdrft-* theme tokens (deepdrft-tokens.css). */

.waveform-seeker {
    position: relative;
    width: 100%;
    height: 48px;
    cursor: pointer;
    touch-action: none; /* let pointer-capture drag own the gesture, not the browser's scroll */
    user-select: none;
}

/* The two bar layers stack in the same box. The played layer paints all bars in the accent
   colour; the unplayed layer paints an identical set in muted and is clipped to the unplayed
   portion, so the only thing that moves on seek is one clip-path inset (--played-fraction). */
.waveform-layer {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 2px;
    padding: 0 2px;
    pointer-events: none;
}

.waveform-bar {
    flex: 1;
    width: 6px;
    height: var(--bar-height, 2%);
    min-height: 2px;
    border-radius: 2px 2px 0 0;
}

.waveform-layer-played .waveform-bar {
    background: var(--deepdrft-green-accent);
}

.waveform-layer-unplayed {
    /* Reveal only the unplayed (right) portion; the played portion shows the accent layer beneath. */
    clip-path: inset(0 0 0 calc(var(--played-fraction, 0) * 100%));
    transition: clip-path 0.08s linear;
}

.waveform-layer-unplayed .waveform-bar {
    background: var(--deepdrft-muted);
}

/*!* Playhead rule at the split point. *!*/
/*.waveform-playhead {*/
/*    position: absolute;*/
/*    top: 0;*/
/*    bottom: 0;*/
/*    left: calc(var(--played-fraction, 0) * 100%);*/
/*    width: 2px;*/
/*    margin-left: -1px;*/
/*    background: var(--deepdrft-green-accent);*/
/*    pointer-events: none;*/
/*    transition: left 0.08s linear;*/
/*}*/

/* Hover preview line — faint vertical rule under the cursor. */
.waveform-hover-line {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 1px;
    margin-left: -0.5px;
    background: var(--deepdrft-muted);
    opacity: 0.6;
    pointer-events: none;
}

/* Hover time tooltip. */
.waveform-hover-time {
    position: absolute;
    bottom: calc(100% + 2px);
    transform: translateX(-50%);
    padding: 1px 4px;
    border-radius: 3px;
    font-size: 0.7rem;
    line-height: 1.2;
    white-space: nowrap;
    color: var(--deepdrft-white);
    background: var(--deepdrft-navy-mid);
    pointer-events: none;
}

@media (max-width: 768px) {
    .waveform-seeker {
        height: 40px;
    }
}
