/**
 * Audio Player Styles
 *
 * Spotify-style mini popup audio player with:
 * - Fixed position at bottom of screen
 * - Play/Pause/Stop controls
 * - Progress bar with seek functionality
 * - Volume control with slider
 * - Smooth animations and transitions
 * - Responsive design
 *
 * @package CulinaryPublisher
 * @subpackage Public/Assets
 * @since 1.0.0
 */

/* ==========================================================================
   Audio Trigger Buttons (Section Audio Buttons)
   ========================================================================== */

.culinary-audio-trigger {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: linear-gradient(135deg, #e47b02 0%, #d46b00 100%);
    color: #fff;
    border: none;
    border-radius: 25px;
    font-size: 0.9em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

.culinary-audio-trigger:hover {
    background: linear-gradient(135deg, #d46b00 0%, #c15a00 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(228, 123, 2, 0.3);
}

.culinary-audio-trigger:active {
    transform: translateY(0);
}

.culinary-audio-label {
    white-space: nowrap;
}

/* ==========================================================================
   Audio Player Container
   ========================================================================== */

.culinary-audio-player {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    background: linear-gradient(135deg, #1e1e1e 0%, #2d2d2d 100%);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(20px);
    animation: slideUp 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.culinary-audio-player.hiding {
    animation: slideDown 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.culinary-audio-player-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 15px 20px;
    display: grid;
    grid-template-columns: 1fr auto auto 1fr auto;
    grid-template-areas: "info controls progress volume close";
    align-items: center;
    gap: 20px;
}

/* ==========================================================================
   Audio Info Section
   ========================================================================== */

.culinary-audio-info {
    grid-area: info;
    display: flex;
    align-items: center;
    gap: 15px;
    min-width: 0;
}

.culinary-audio-player .culinary-audio-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 8px;
    font-size: 1.5em;
    flex-shrink: 0;
}

.culinary-audio-wave {
    animation: wave 1.5s ease-in-out infinite;
}

@keyframes wave {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

.culinary-audio-details {
    min-width: 0;
}

.culinary-audio-title {
    font-size: 1em;
    font-weight: 600;
    color: #fff;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.culinary-audio-subtitle {
    font-size: 0.85em;
    color: #aaa;
}

/* ==========================================================================
   Controls Section
   ========================================================================== */

.culinary-audio-controls {
    grid-area: controls;
    display: flex;
    align-items: center;
    gap: 15px;
}

.culinary-audio-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    color: #fff;
    cursor: pointer;
    transition: all 0.3s ease;
}

.culinary-audio-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

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

.culinary-audio-play-btn,
.culinary-audio-pause-btn {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.culinary-audio-play-btn:hover,
.culinary-audio-pause-btn:hover {
    background: linear-gradient(135deg, #5568d3 0%, #653a8a 100%);
}

.culinary-audio-stop-btn {
    background: rgba(255, 107, 107, 0.3);
}

.culinary-audio-stop-btn:hover {
    background: rgba(255, 107, 107, 0.5);
}

/* ==========================================================================
   Progress Bar Section
   ========================================================================== */

.culinary-audio-progress-container {
    grid-area: progress;
    display: flex;
    align-items: center;
    gap: 15px;
    flex: 1;
    min-width: 200px;
}

.culinary-audio-time {
    font-size: 0.85em;
    color: #aaa;
    font-weight: 500;
    font-variant-numeric: tabular-nums;
    min-width: 45px;
    text-align: center;
}

.culinary-audio-progress-wrapper {
    flex: 1;
    height: 40px;
    display: flex;
    align-items: center;
    cursor: pointer;
}

.culinary-audio-progress-bar {
    position: relative;
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    overflow: visible;
}

.culinary-audio-progress-fill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    border-radius: 3px;
    transition: width 0.1s linear;
}

.culinary-audio-progress-handle {
    position: absolute;
    top: 50%;
    left: 0;
    width: 14px;
    height: 14px;
    background: #fff;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    opacity: 0;
    transition: opacity 0.2s ease;
}

.culinary-audio-progress-wrapper:hover .culinary-audio-progress-bar {
    height: 8px;
}

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

.culinary-audio-progress-bar.seeking .culinary-audio-progress-handle {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.2);
}

/* ==========================================================================
   Volume Control Section
   ========================================================================== */

.culinary-audio-volume-container {
    grid-area: volume;
    display: flex;
    align-items: center;
    gap: 10px;
}

.culinary-audio-volume-btn {
    width: 40px;
    height: 40px;
}

.culinary-audio-volume-slider {
    width: 100px;
    height: 40px;
    display: flex;
    align-items: center;
    opacity: 1;
    transition: opacity 0.3s ease, width 0.3s ease;
}

.culinary-volume-input {
    width: 100%;
    height: 4px;
    -webkit-appearance: none;
    appearance: none;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    outline: none;
    cursor: pointer;
}

.culinary-volume-input::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 12px;
    height: 12px;
    background: #fff;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    transition: all 0.2s ease;
}

.culinary-volume-input::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

.culinary-volume-input::-moz-range-thumb {
    width: 12px;
    height: 12px;
    background: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    transition: all 0.2s ease;
}

.culinary-volume-input::-moz-range-thumb:hover {
    transform: scale(1.2);
}

/* ==========================================================================
   Close Button
   ========================================================================== */

.culinary-audio-close-btn {
    grid-area: close;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
}

.culinary-audio-close-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* ==========================================================================
   Loading State
   ========================================================================== */

.culinary-audio-player.loading .culinary-audio-progress-fill {
    background: linear-gradient(90deg, 
        rgba(102, 126, 234, 0.3) 0%, 
        rgba(102, 126, 234, 0.6) 50%, 
        rgba(102, 126, 234, 0.3) 100%
    );
    background-size: 200% 100%;
    animation: loading 1.5s ease-in-out infinite;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* ==========================================================================
   Playing State
   ========================================================================== */

.culinary-audio-player.playing .culinary-audio-icon {
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(102, 126, 234, 0.7);
    }
    50% {
        box-shadow: 0 0 0 10px rgba(102, 126, 234, 0);
    }
}

/* ==========================================================================
   Error State
   ========================================================================== */

.culinary-audio-player.error {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a52 100%);
}

.culinary-audio-player.error .culinary-audio-title {
    color: #fff;
}

.culinary-audio-player.error .culinary-audio-subtitle {
    color: rgba(255, 255, 255, 0.8);
}

/* ==========================================================================
   Responsive Design - Tablet
   ========================================================================== */

@media screen and (max-width: 1024px) {
    .culinary-audio-player-inner {
        grid-template-columns: 1fr auto;
        grid-template-areas: 
            "info close"
            "progress progress"
            "controls volume";
        gap: 15px;
        padding: 15px;
    }
    
    .culinary-audio-progress-container {
        gap: 10px;
    }
    
    .culinary-audio-controls {
        justify-content: center;
    }
    
    .culinary-audio-volume-container {
        justify-content: center;
    }
}

/* ==========================================================================
   Responsive Design - Mobile
   ========================================================================== */

@media screen and (max-width: 640px) {
    .culinary-audio-player-inner {
        grid-template-columns: 1fr auto;
        grid-template-areas: 
            "info close"
            "progress progress"
            "controls controls";
        gap: 10px;
        padding: 12px 15px;
    }
    
    .culinary-audio-player .culinary-audio-icon {
        width: 40px;
        height: 40px;
        font-size: 1.2em;
    }

    .culinary-audio-title {
        font-size: 0.9em;
    }
    
    .culinary-audio-subtitle {
        font-size: 0.75em;
    }
    
    .culinary-audio-btn {
        width: 40px;
        height: 40px;
    }
    
    .culinary-audio-play-btn,
    .culinary-audio-pause-btn {
        width: 46px;
        height: 46px;
    }
    
    .culinary-audio-controls {
        gap: 10px;
        width: 100%;
        justify-content: center;
    }
    
    .culinary-audio-volume-container {
        display: none; /* Hide volume on mobile, use device volume */
    }
    
    .culinary-audio-progress-container {
        min-width: 0;
    }
    
    .culinary-audio-time {
        font-size: 0.75em;
        min-width: 35px;
    }
}

/* ==========================================================================
   Accessibility
   ========================================================================== */

.culinary-audio-btn:focus-visible {
    outline: 2px solid #667eea;
    outline-offset: 2px;
}

.culinary-volume-input:focus-visible {
    outline: 2px solid #667eea;
    outline-offset: 2px;
}

/* Screen reader only text */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ==========================================================================
   Dark Mode Support
   ========================================================================== */

@media (prefers-color-scheme: dark) {
    .culinary-audio-player {
        background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
    }
    
    .culinary-audio-btn {
        background: rgba(255, 255, 255, 0.05);
    }
    
    .culinary-audio-btn:hover {
        background: rgba(255, 255, 255, 0.15);
    }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
    .culinary-audio-player {
        display: none !important;
    }
}

/* ==========================================================================
   High Contrast Mode
   ========================================================================== */

@media (prefers-contrast: high) {
    .culinary-audio-player {
        background: #000;
        border-top: 2px solid #fff;
    }
    
    .culinary-audio-btn {
        border: 2px solid #fff;
    }
    
    .culinary-audio-progress-bar {
        background: #333;
        border: 1px solid #fff;
    }
}

/* ==========================================================================
   Reduced Motion
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
    .culinary-audio-player,
    .culinary-audio-btn,
    .culinary-audio-progress-fill,
    .culinary-audio-progress-handle,
    .culinary-audio-player .culinary-audio-icon {
        animation: none !important;
        transition: none !important;
    }
}