/* ====================================================================== */
/* AUDIO PLAYER STYLES - Consolidated and Enhanced */
/* ====================================================================== */

/* Persistent Audio Player */
#persistent-audio-player,
#persistent-player,
#usarm-direct-audio-player {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #2c3e50, #34495e);
    color: white;
    padding: 15px 20px;
    box-shadow: 0 -2px 20px rgba(0, 0, 0, 0.3);
    z-index: 9999;
    transform: translateY(100%);
    transition: transform 0.3s ease-in-out;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

#persistent-audio-player.active,
#persistent-player.active,
#usarm-direct-audio-player.active {
    transform: translateY(0);
}

/* Player Layout */
.audio-player-container {
    display: flex;
    align-items: center;
    gap: 15px;
    max-width: 1200px;
    margin: 0 auto;
}

/* Track Title */
.track-title,
#current-title,
#current-track-title {
    flex: 1;
    font-size: 14px;
    font-weight: 500;
    color: #ecf0f1;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
    min-width: 0;
}

/* Player Controls */
.player-controls,
.controls-group {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Button Base Styling */
.audio-player-container button,
#persistent-audio-player button,
#persistent-player button,
#usarm-direct-audio-player button,
.play-btn,
.queue-btn,
.prev-btn,
.next-btn,
#play-pause-btn,
#rewind-btn,
#forward-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    font-size: 0;
    outline: none;
    position: relative;
}

/* Button Sizes */
#play-pause-btn {
    width: 48px;
    height: 48px;
}

#rewind-btn,
#forward-btn,
.prev-btn,
.next-btn {
    width: 40px;
    height: 40px;
}

.play-btn,
.queue-btn {
    width: 36px;
    height: 36px;
}

/* Button Hover Effects */
.audio-player-container button:hover,
#persistent-audio-player button:hover,
#persistent-player button:hover,
#usarm-direct-audio-player button:hover,
.play-btn:hover,
.queue-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    transform: scale(1.05);
}

/* Button Active/Playing States */
.play-btn.playing,
.queue-btn.in-queue {
    background: rgba(231, 76, 60, 0.2);
    border-color: rgba(231, 76, 60, 0.5);
}

.play-btn.playing:hover,
.queue-btn.in-queue:hover {
    background: rgba(231, 76, 60, 0.3);
    border-color: rgba(231, 76, 60, 0.6);
}

/* SVG Icons */
.audio-player-container button svg,
.audio-player-container button img,
#persistent-audio-player button svg,
#persistent-audio-player button img,
#persistent-player button svg,
#persistent-player button img,
#usarm-direct-audio-player button svg,
#usarm-direct-audio-player button img,
.play-btn svg,
.play-btn img,
.queue-btn svg,
.queue-btn img {
    width: 20px;
    height: 20px;
    fill: currentColor;
    filter: none;
    opacity: 0.9;
    transition: opacity 0.2s ease;
}

/* Specific icon sizes for control buttons */
#play-pause-btn svg,
#play-pause-btn img {
    width: 24px;
    height: 24px;
}

#rewind-btn svg,
#rewind-btn img,
#forward-btn svg,
#forward-btn img {
    width: 22px;
    height: 22px;
}

/* Progress Bar */
.progress-container,
#progress-container {
    flex: 1;
    margin: 0 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.progress-bar,
#progress-bar {
    flex: 1;
    height: 6px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.progress-fill,
#progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #3498db, #2980b9);
    border-radius: 3px;
    width: 0%;
    transition: width 0.1s ease;
}

/* Time Display */
.current-time,
.total-time,
#current-time,
#total-time {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.8);
    font-family: 'Courier New', monospace;
    min-width: 40px;
    text-align: center;
}

/* Close Button */
.close-player,
#close-player {
    position: absolute;
    top: 8px;
    right: 12px;
    width: 24px;
    height: 24px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    color: rgba(255, 255, 255, 0.6);
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.close-player:hover,
#close-player:hover {
    background: rgba(231, 76, 60, 0.2);
    color: rgba(231, 76, 60, 0.8);
}

/* Mobile Responsive */
@media screen and (max-width: 768px) {
    #persistent-audio-player,
    #persistent-player,
    #usarm-direct-audio-player {
        padding: 12px 15px;
    }
    
    .audio-player-container {
        gap: 10px;
    }
    
    .player-controls,
    .controls-group {
        gap: 8px;
    }
    
    #play-pause-btn {
        width: 44px;
        height: 44px;
    }
    
    #rewind-btn,
    #forward-btn,
    .prev-btn,
    .next-btn {
        width: 36px;
        height: 36px;
    }
    
    .play-btn,
    .queue-btn {
        width: 32px;
        height: 32px;
    }
    
    .audio-player-container button svg,
    .audio-player-container button img,
    .play-btn svg,
    .play-btn img,
    .queue-btn svg,
    .queue-btn img {
        width: 18px;
        height: 18px;
    }
    
    #play-pause-btn svg,
    #play-pause-btn img {
        width: 22px;
        height: 22px;
    }
    
    #rewind-btn svg,
    #rewind-btn img,
    #forward-btn svg,
    #forward-btn img {
        width: 20px;
        height: 20px;
    }
    
    .track-title,
    #current-title,
    #current-track-title {
        font-size: 13px;
    }
    
    .progress-container,
    #progress-container {
        margin: 0 10px;
        gap: 8px;
    }
}

/* Accessibility Features */
@media (prefers-reduced-motion: reduce) {
    #persistent-audio-player,
    #persistent-player,
    #usarm-direct-audio-player,
    .audio-player-container button,
    .progress-fill {
        transition: none;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    #persistent-audio-player,
    #persistent-player,
    #usarm-direct-audio-player {
        background: #000;
        border-top: 2px solid #fff;
    }
    
    .audio-player-container button {
        background: #000;
        border: 2px solid #fff;
    }
    
    .audio-player-container button:hover {
        background: #fff;
        color: #000;
    }
}

/* Focus Styles for Keyboard Navigation */
.audio-player-container button:focus,
.play-btn:focus,
.queue-btn:focus {
    outline: 2px solid #3498db;
    outline-offset: 2px;
}

/* Loading State */
.audio-player-container.loading {
    opacity: 0.7;
    pointer-events: none;
}

.audio-player-container.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid transparent;
    border-top: 2px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}