#waveform {
    cursor: crosshair;
    min-height: 128px;
}

.waveform-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 8px 0;
    margin-top: 10px;
    flex-wrap: wrap;
}

/* ============================================
   PLAYBACK CONTROLS - matching audio-equalizer
   ============================================ */

.eq-controls {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Play/Pause Button - filled style for visibility */
.eq-play-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 2px solid #495057;
    background: #495057;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.eq-play-btn:hover {
    background: #343a40;
    border-color: #343a40;
    transform: scale(1.05);
}

.eq-play-btn:active {
    transform: scale(0.95);
}

.eq-play-btn .play-icon,
.eq-play-btn .pause-icon {
    width: 20px;
    height: 20px;
    filter: brightness(0) invert(1);
    transition: filter 0.2s ease;
}

/* Dark mode play button */
[data-bs-theme="dark"] .eq-play-btn {
    border-color: #6c757d;
    background: #6c757d;
}

[data-bs-theme="dark"] .eq-play-btn:hover {
    background: #868e96;
    border-color: #868e96;
}

[data-bs-theme="dark"] .eq-play-btn .play-icon,
[data-bs-theme="dark"] .eq-play-btn .pause-icon {
    filter: brightness(0) invert(1);
}

/* Control Buttons (Skip, Stop) */
.eq-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid #dee2e6;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.eq-btn:hover {
    background: #e9ecef;
    border-color: #adb5bd;
}

.eq-btn:active {
    transform: scale(0.95);
}

.eq-btn .control-icon {
    width: 16px;
    height: 16px;
    filter: invert(30%) sepia(5%) saturate(500%) hue-rotate(180deg) brightness(95%) contrast(90%);
    transition: filter 0.2s ease;
}

.eq-btn:hover .control-icon {
    filter: invert(20%) sepia(5%) saturate(500%) hue-rotate(180deg) brightness(85%) contrast(90%);
}

/* Dark mode control buttons */
[data-bs-theme="dark"] .eq-btn {
    border-color: #495057;
}

[data-bs-theme="dark"] .eq-btn:hover {
    background: #495057;
    border-color: #6c757d;
}

[data-bs-theme="dark"] .eq-btn .control-icon {
    filter: invert(50%) sepia(5%) saturate(300%) hue-rotate(180deg) brightness(110%) contrast(90%);
}

[data-bs-theme="dark"] .eq-btn:hover .control-icon {
    filter: brightness(0) invert(1);
}

/* Time Display */
.waveform-time {
    font-family: 'Courier New', Consolas, monospace;
    font-size: 15px;
    font-weight: 500;
    color: var(--bs-body-color);
}

.waveform-time .current-time {
    color: #052c65;
    font-weight: 600;
}

.waveform-time .time-separator {
    margin: 0 4px;
    opacity: 0.5;
}

.waveform-time .total-time {
    opacity: 0.6;
}

[data-bs-theme="dark"] .waveform-time .current-time {
    color: #a855f7;
}

@media (max-width: 768px) {
    .eq-play-btn {
        width: 44px;
        height: 44px;
    }

    .eq-play-btn .play-icon,
    .eq-play-btn .pause-icon {
        width: 18px;
        height: 18px;
    }

    .eq-btn {
        width: 32px;
        height: 32px;
    }

    .eq-btn .control-icon {
        width: 14px;
        height: 14px;
    }

    .waveform-time {
        font-size: 14px;
    }

    .eq-controls {
        gap: 8px;
    }
}

.preset-btn {
    min-width: 50px;
}

.preset-btn.active {
    background-color: var(--bs-primary);
    border-color: var(--bs-primary);
    color: #fff;
}

.silence-point-card {
    border-left: 4px solid #ffc107;
    transition: all 0.2s ease;
}

.silence-point-card:hover {
    border-left-color: #ff9800;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.mute-region-card {
    border-left: 4px solid #dc3545;
    transition: all 0.2s ease;
}

.mute-region-card:hover {
    border-left-color: #c82333;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.point-number {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
}

.silence-point-card .point-number {
    background: #ffc107;
    color: #000;
}

.mute-region-card .point-number {
    background: #dc3545;
    color: #fff;
}

.click-hint {
    text-align: center;
    padding: 8px 16px;
    font-size: 12px;
    color: var(--bs-secondary-color);
    background: var(--bs-tertiary-bg);
    border-radius: 6px;
    margin-top: 10px;
}

.zoom-control {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--bs-tertiary-bg);
    padding: 5px 12px;
    border-radius: 6px;
}

.zoom-control input[type="range"] {
    width: 100px;
    accent-color: var(--bs-primary);
}

.zoom-control label {
    color: var(--bs-body-color);
    font-size: 12px;
    margin: 0;
}

/* Timeline ruler */
.waveform-timeline {
    height: 20px;
    overflow: hidden;
}

#timeline {
    background: transparent;
}

/* Loading progress animation */
#loadingProgress {
    transition: width 0.3s ease;
}

.result-stat {
    text-align: center;
    padding: 15px;
    background: var(--bs-tertiary-bg);
    border-radius: 8px;
}

.result-stat .stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--bs-primary);
}

.result-stat .stat-label {
    font-size: 0.85rem;
    color: var(--bs-secondary-color);
}

#resultWaveform {
    min-height: 100px;
    cursor: pointer;
}