/* ===================================
   MAIA Demo - Audio Player Styles
   ================================== */

/* === Waveform Container === */
.waveform {
    min-height: 120px;
    background: #f8f9fa;
    border-radius: 8px;
    margin-bottom: 1rem;
    position: relative;
    overflow: hidden;
}

.waveform wave {
    cursor: pointer !important;
}

/* === Player Controls === */
.player-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.5rem;
}

.btn-play {
    padding: 0.75rem 1.5rem;
    background: var(--color-primary, #0173B2);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    min-width: 100px;
    justify-content: center;
}

.btn-play:hover {
    background: var(--color-accent, #029E73);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(1, 115, 178, 0.3);
}

.btn-play:active {
    transform: translateY(0);
}

.btn-play.playing {
    background: var(--color-accent, #029E73);
}

/* === Volume Control === */
.volume-slider {
    flex: 0 0 120px;
    height: 6px;
    background: #dee2e6;
    border-radius: 3px;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}

.volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    background: var(--color-primary, #0173B2);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
}

.volume-slider::-webkit-slider-thumb:hover {
    background: var(--color-accent, #029E73);
    transform: scale(1.2);
}

.volume-slider::-moz-range-thumb {
    width: 16px;
    height: 16px;
    background: var(--color-primary, #0173B2);
    border-radius: 50%;
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
}

.volume-slider::-moz-range-thumb:hover {
    background: var(--color-accent, #029E73);
    transform: scale(1.2);
}

/* === Time Display === */
.time-display {
    flex: 1;
    text-align: right;
    font-size: 0.875rem;
    color: #6c757d;
    font-family: 'Courier New', monospace;
    white-space: nowrap;
}

/* === Waveform Progress === */
.waveform-progress {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: linear-gradient(90deg, 
        rgba(1, 115, 178, 0.3), 
        rgba(2, 158, 115, 0.3));
    pointer-events: none;
    transition: width 0.1s linear;
}

/* === Playback Position Indicator === */
.playback-cursor {
    position: absolute;
    top: 0;
    width: 2px;
    height: 100%;
    background: var(--color-primary, #0173B2);
    box-shadow: 0 0 4px rgba(1, 115, 178, 0.6);
    pointer-events: none;
    z-index: 10;
    transition: left 0.1s linear;
}

.playback-cursor::before {
    content: "";
    position: absolute;
    top: -6px;
    left: -4px;
    width: 10px;
    height: 10px;
    background: var(--color-primary, #0173B2);
    border-radius: 50%;
    box-shadow: 0 0 6px rgba(1, 115, 178, 0.8);
}

/* === Loading State === */
.waveform.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: skeleton 1.5s infinite;
}

.waveform.loading::before {
    content: "Loading audio...";
    color: #6c757d;
    font-size: 0.875rem;
}

/* === Error State === */
.waveform.error {
    display: flex;
    align-items: center;
    justify-content: center;
    background: #ffe5e5;
    border: 1px solid #ffcccc;
}

.waveform.error::before {
    content: "⚠️ Failed to load audio";
    color: #d55e00;
    font-size: 0.875rem;
}

/* === WaveSurfer Wave Colors === */
wavesurfer wave {
    background: transparent !important;
}

/* Custom waveform colors */
.waveform-original wave {
    color: #0173B2 !important;
}

.waveform-adversarial wave {
    color: #029E73 !important;
}

/* === Synchronized Playback Indicator === */
.sync-active {
    border: 2px solid var(--color-accent, #029E73);
    box-shadow: 0 0 12px rgba(2, 158, 115, 0.4);
}

/* === Hover Effects === */
.player-card:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
    transition: all 0.3s ease;
}

/* === Disabled State === */
.btn-play:disabled {
    background: #dee2e6;
    color: #6c757d;
    cursor: not-allowed;
    transform: none;
}

.btn-play:disabled:hover {
    background: #dee2e6;
    transform: none;
    box-shadow: none;
}

/* === Custom Scrollbar for Waveform === */
.waveform::-webkit-scrollbar {
    height: 8px;
}

.waveform::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

.waveform::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 4px;
}

.waveform::-webkit-scrollbar-thumb:hover {
    background: #555;
}

/* === Audio Visualizer Bars (Alternative) === */
.audio-bars {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    height: 100px;
    gap: 2px;
}

.audio-bar {
    flex: 1;
    background: linear-gradient(to top, var(--color-primary, #0173B2), var(--color-accent, #029E73));
    border-radius: 2px 2px 0 0;
    min-height: 10%;
    transition: height 0.1s ease;
}

.audio-bar.active {
    animation: barPulse 0.5s ease-in-out infinite alternate;
}

@keyframes barPulse {
    from { opacity: 0.6; }
    to { opacity: 1; }
}

/* === Timeline Markers === */
.timeline-marker {
    position: absolute;
    top: 0;
    width: 1px;
    height: 100%;
    background: rgba(213, 94, 0, 0.5);
    pointer-events: none;
    z-index: 5;
}

.timeline-marker::after {
    content: attr(data-label);
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 0.7rem;
    white-space: nowrap;
    pointer-events: none;
}

/* === Region Highlights (for inpainting regions) === */
.waveform-region {
    position: absolute;
    top: 0;
    height: 100%;
    background: rgba(213, 94, 0, 0.2);
    border-left: 2px solid #d55e00;
    border-right: 2px solid #d55e00;
    pointer-events: none;
    z-index: 3;
}

.waveform-region:hover {
    background: rgba(213, 94, 0, 0.3);
}

/* === Playback Speed Control === */
.speed-control {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
}

.speed-button {
    padding: 0.25rem 0.5rem;
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.speed-button:hover {
    background: #e9ecef;
}

.speed-button.active {
    background: var(--color-primary, #0173B2);
    color: white;
    border-color: var(--color-primary, #0173B2);
}

/* === Audio Format Badge === */
.audio-format {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: rgba(0, 0, 0, 0.6);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.7rem;
    font-family: 'Courier New', monospace;
    z-index: 10;
}

/* === Peak Meter === */
.peak-meter {
    height: 4px;
    background: #dee2e6;
    border-radius: 2px;
    overflow: hidden;
    margin-top: 0.5rem;
}

.peak-meter-fill {
    height: 100%;
    background: linear-gradient(to right, #029E73, #DE8F05, #D55E00);
    transition: width 0.05s linear;
    border-radius: 2px;
}

/* === Compact Player Mode === */
.player-card.compact {
    padding: 1rem;
}

.player-card.compact .waveform {
    min-height: 60px;
}

.player-card.compact .player-controls {
    gap: 0.5rem;
}

.player-card.compact .btn-play {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* === Stereo Waveform (L/R channels) === */
.waveform-stereo {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.waveform-channel {
    flex: 1;
    min-height: 50px;
}

.waveform-channel.left {
    border-bottom: 1px solid #dee2e6;
}

/* === Mobile Optimizations === */
@media (max-width: 768px) {
    .player-controls {
        flex-wrap: wrap;
    }
    
    .btn-play {
        flex: 1 1 100%;
        margin-bottom: 0.5rem;
    }
    
    .volume-slider {
        flex: 1;
    }
    
    .time-display {
        flex: 1;
        text-align: center;
    }
    
    .waveform {
        min-height: 80px;
    }
}

/* === Accessibility === */
.player-controls button:focus,
.volume-slider:focus {
    outline: 2px solid var(--color-primary, #0173B2);
    outline-offset: 2px;
}

/* === Dark Mode Support === */
@media (prefers-color-scheme: dark) {
    .waveform {
        background: #2c2c2c;
    }
    
    .player-card {
        background: #1a1a1a;
        color: #f8f9fa;
    }
    
    .time-display {
        color: #adb5bd;
    }
    
    .waveform.loading {
        background: linear-gradient(90deg, #2c2c2c 25%, #3a3a3a 50%, #2c2c2c 75%);
    }
}

/* === Print Styles === */
@media print {
    .player-controls,
    .btn-play,
    .volume-slider {
        display: none;
    }
    
    .waveform {
        min-height: 100px;
        border: 1px solid #dee2e6;
    }
}