/* ===== AUDIO PLAYER STYLES ===== */

/* Global Audio Player */
.audio-player-global {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-card);
    border-top: 1px solid var(--border-light);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(20px);
    z-index: 1000;
    transform: translateY(100%);
    transition: transform 0.3s ease-out;
    padding: var(--space-md) var(--space-lg);
}

.audio-player-global.audio-player-visible {
    transform: translateY(0);
}

.audio-player-content {
    display: grid;
    grid-template-columns: 1fr auto 2fr auto auto;
    gap: var(--space-lg);
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

/* Player Info */
.audio-player-info {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    min-width: 0;
}

.audio-player-artwork {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    flex-shrink: 0;
}

.audio-player-details {
    min-width: 0;
    flex: 1;
}

.audio-player-title {
    font-weight: 600;
    color: var(--text-primary);
    font-size: var(--font-size-md);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 2px;
}

.audio-player-type {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Player Controls */
.audio-player-controls {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.audio-control-btn {
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    color: var(--text-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
}

.audio-control-btn:hover {
    background: var(--bg-secondary);
    color: var(--primary);
    transform: scale(1.05);
}

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

.audio-play-btn {
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: var(--text-white);
}

.audio-play-btn:hover {
    background: var(--primary-dark);
    color: var(--text-white);
}

/* Progress Bar */
.audio-player-progress {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex: 1;
    min-width: 200px;
}

.audio-time-current,
.audio-time-total {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-variant-numeric: tabular-nums;
    min-width: 40px;
    text-align: center;
}

.audio-progress-container {
    flex: 1;
    height: 20px;
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: var(--space-xs) 0;
}

.audio-progress-bar {
    width: 100%;
    height: 4px;
    background: var(--bg-secondary);
    border-radius: 2px;
    position: relative;
    overflow: hidden;
}

.audio-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    border-radius: 2px;
    width: 0%;
    transition: width 0.1s ease;
}

.audio-progress-handle {
    position: absolute;
    top: 50%;
    left: 0%;
    width: 12px;
    height: 12px;
    background: var(--primary);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: opacity 0.2s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.audio-progress-container:hover .audio-progress-handle {
    opacity: 1;
}

/* Volume Control */
.audio-player-volume {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.audio-volume-slider {
    width: 80px;
    height: 20px;
    display: flex;
    align-items: center;
}

.audio-volume-input {
    width: 100%;
    height: 4px;
    background: var(--bg-secondary);
    border-radius: 2px;
    outline: none;
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
}

.audio-volume-input::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 12px;
    height: 12px;
    background: var(--primary);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.audio-volume-input::-moz-range-thumb {
    width: 12px;
    height: 12px;
    background: var(--primary);
    border-radius: 50%;
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* Sample Card Audio Controls */
.sample-card__audio {
    margin-top: var(--space-lg);
    padding: var(--space-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
}

.sample-card__audio-controls {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.sample-card__play-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--primary);
    color: var(--text-white);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    flex-shrink: 0;
}

.sample-card__play-btn:hover {
    background: var(--primary-dark);
    transform: scale(1.05);
}

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

.sample-card__play-btn .pause-icon {
    display: none;
}

.sample-card--playing .sample-card__play-btn .play-icon {
    display: none;
}

.sample-card--playing .sample-card__play-btn .pause-icon {
    display: block;
}

.sample-card__audio-info {
    flex: 1;
    min-width: 0;
}

.sample-card__audio-title {
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    font-weight: 500;
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sample-card__audio-meta {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

.sample-card__duration {
    font-variant-numeric: tabular-nums;
}

.sample-card__file-size {
    opacity: 0.8;
}

/* Genre-based styling */
/* Adventure */
.sample-card[data-genre="Adventure"] .sample-card__type,
.sample-card[data-genre="모험"] .sample-card__type,
.sample-card[data-genre="冒険"] .sample-card__type,
.sample-card[data-genre="冒险"] .sample-card__type,
.sample-card[data-genre="冒險"] .sample-card__type {
    background: linear-gradient(135deg, #ff6b6b, #ee5a24);
    color: white;
}

/* Romance */
.sample-card[data-genre="Romance"] .sample-card__type,
.sample-card[data-genre="로맨스"] .sample-card__type,
.sample-card[data-genre="恋愛"] .sample-card__type,
.sample-card[data-genre="爱情"] .sample-card__type,
.sample-card[data-genre="愛情"] .sample-card__type {
    background: linear-gradient(135deg, #ff9ff3, #f368e0);
    color: white;
}

/* Fantasy */
.sample-card[data-genre="Fantasy"] .sample-card__type,
.sample-card[data-genre="판타지"] .sample-card__type,
.sample-card[data-genre="ファンタジー"] .sample-card__type,
.sample-card[data-genre="奇幻"] .sample-card__type {
    background: linear-gradient(135deg, #a29bfe, #6c5ce7);
    color: white;
}

/* Comedy */
.sample-card[data-genre="Comedy"] .sample-card__type,
.sample-card[data-genre="코미디"] .sample-card__type,
.sample-card[data-genre="コメディ"] .sample-card__type,
.sample-card[data-genre="喜剧"] .sample-card__type,
.sample-card[data-genre="喜劇"] .sample-card__type {
    background: linear-gradient(135deg, #feca57, #ff9f43);
    color: white;
}

/* Children */
.sample-card[data-genre="Children"] .sample-card__type,
.sample-card[data-genre="동화"] .sample-card__type,
.sample-card[data-genre="子供向け"] .sample-card__type,
.sample-card[data-genre="儿童"] .sample-card__type,
.sample-card[data-genre="兒童"] .sample-card__type {
    background: linear-gradient(135deg, #48dbfb, #0abde3);
    color: white;
}

/* Sleep Story */
.sample-card[data-genre="Sleep Story"] .sample-card__type,
.sample-card[data-genre="수면"] .sample-card__type,
.sample-card[data-genre="睡眠"] .sample-card__type {
    background: linear-gradient(135deg, #778ca3, #4b6584);
    color: white;
}

/* Playing state animation */
.sample-card--playing {
    box-shadow: 0 0 0 2px var(--primary-light);
}

.sample-card--playing .sample-card__play-btn {
    animation: pulse-playing 2s ease-in-out infinite;
}

@keyframes pulse-playing {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(var(--primary-rgb), 0.4);
    }
    50% {
        box-shadow: 0 0 0 8px rgba(var(--primary-rgb), 0);
    }
}

/* Audio Error Toast */
.audio-error-toast {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--error);
    color: var(--text-white);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 10000;
    animation: slideInRight 0.3s ease-out;
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Loading state */
.sample-card__audio--loading .sample-card__play-btn {
    pointer-events: none;
}

.sample-card__audio--loading .sample-card__play-btn::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .audio-player-content {
        grid-template-columns: 1fr auto;
        gap: var(--space-md);
    }
    
    .audio-player-progress {
        grid-column: 1 / -1;
        margin-top: var(--space-sm);
    }
    
    .audio-player-volume {
        display: none;
    }
    
    .audio-control-btn {
        width: 36px;
        height: 36px;
    }
    
    .audio-play-btn {
        width: 44px;
        height: 44px;
    }
    
    .sample-card__audio-controls {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-sm);
    }
    
    .sample-card__play-btn {
        align-self: flex-start;
    }
}

@media (max-width: 480px) {
    .audio-player-global {
        padding: var(--space-sm);
    }
    
    .audio-player-info {
        gap: var(--space-sm);
    }
    
    .audio-player-artwork {
        width: 40px;
        height: 40px;
    }
    
    .audio-player-title {
        font-size: var(--font-size-sm);
    }
    
    .audio-player-type {
        font-size: var(--font-size-xs);
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .audio-player-global {
        background: rgba(30, 30, 30, 0.95);
        border-top-color: rgba(255, 255, 255, 0.1);
    }
    
    .audio-progress-bar {
        background: rgba(255, 255, 255, 0.1);
    }
    
    .audio-volume-input {
        background: rgba(255, 255, 255, 0.1);
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    .audio-control-btn {
        border: 2px solid currentColor;
    }
    
    .audio-progress-bar {
        border: 1px solid currentColor;
    }
    
    .sample-card__play-btn {
        border: 2px solid var(--text-white);
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .audio-player-global {
        transition: none;
    }
    
    .audio-control-btn {
        transition: none;
    }
    
    .sample-card__play-btn {
        animation: none;
    }
    
    .sample-card--playing .sample-card__play-btn {
        animation: none;
    }
}