/* Background Audio - FAB and Panel Styles */

/* FAB Button - bottom left corner */
.bg-audio-fab {
    position: fixed;
    bottom: 100px; /* Above the now-playing bar */
    left: 20px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(30, 30, 35, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    font-size: 18px;
    cursor: pointer;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.bg-audio-fab:hover {
    background: rgba(40, 40, 50, 0.9);
    color: rgba(255, 255, 255, 0.9);
    transform: scale(1.05);
}

.bg-audio-fab.active {
    background: linear-gradient(135deg, rgba(236, 72, 153, 0.3), rgba(168, 85, 247, 0.3));
    border-color: rgba(236, 72, 153, 0.4);
    color: #fff;
    box-shadow: 0 4px 25px rgba(236, 72, 153, 0.3);
}

.bg-audio-fab.active::before {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(236, 72, 153, 0.4), rgba(168, 85, 247, 0.4));
    filter: blur(8px);
    z-index: -1;
    opacity: 0.6;
    animation: bg-audio-pulse 2s ease-in-out infinite;
}

@keyframes bg-audio-pulse {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.1); }
}

/* Floating Panel */
.bg-audio-panel {
    position: fixed;
    bottom: 160px; /* Above FAB */
    left: 20px;
    width: 280px;
    background: rgba(20, 20, 25, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4);
    z-index: 1001;
    overflow: hidden;
}

/* Panel Header */
.bg-audio-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.bg-audio-panel-title {
    font-size: 14px;
    font-weight: 600;
    color: #fff;
}

.bg-audio-panel-close {
    width: 28px;
    height: 28px;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: rgba(255, 255, 255, 0.6);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    transition: all 0.2s ease;
}

.bg-audio-panel-close:hover {
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
}

/* Mode Selector Grid */
.bg-audio-modes {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    padding: 12px;
}

.bg-audio-mode-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 12px 8px;
    border: none;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    color: rgba(255, 255, 255, 0.7);
    cursor: pointer;
    transition: all 0.2s ease;
    gap: 6px;
}

.bg-audio-mode-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
}

.bg-audio-mode-btn.active {
    background: linear-gradient(135deg, rgba(236, 72, 153, 0.25), rgba(168, 85, 247, 0.25));
    border: 1px solid rgba(236, 72, 153, 0.3);
    color: #fff;
}

.bg-audio-mode-btn i {
    font-size: 18px;
}

.bg-audio-mode-btn span {
    font-size: 10px;
    font-weight: 500;
    text-align: center;
    line-height: 1.2;
}

/* Controls Section */
.bg-audio-controls {
    padding: 12px 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* Play/Pause Button */
.bg-audio-play-btn {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 10px;
    background: linear-gradient(135deg, #ec4899, #a855f7);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.2s ease;
    margin-bottom: 12px;
}

.bg-audio-play-btn:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 20px rgba(236, 72, 153, 0.3);
}

.bg-audio-play-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.bg-audio-play-btn.playing {
    background: rgba(255, 255, 255, 0.1);
}

/* Volume Slider */
.bg-audio-volume-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.bg-audio-volume-row i {
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
    width: 16px;
    text-align: center;
}

.bg-audio-volume-slider {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 4px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 2px;
    outline: none;
}

.bg-audio-volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #fff;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}

.bg-audio-volume-slider::-moz-range-thumb {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #fff;
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}

/* Intensity Pills */
.bg-audio-intensity {
    display: flex;
    gap: 6px;
}

.bg-audio-intensity-btn {
    flex: 1;
    padding: 8px;
    border: none;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 6px;
    color: rgba(255, 255, 255, 0.6);
    font-size: 11px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.bg-audio-intensity-btn:hover {
    background: rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.8);
}

.bg-audio-intensity-btn.active {
    background: rgba(236, 72, 153, 0.2);
    color: #ec4899;
    border: 1px solid rgba(236, 72, 153, 0.3);
}

/* Ducking indicator */
.bg-audio-ducked {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px;
    margin-top: 10px;
    background: rgba(251, 191, 36, 0.15);
    border-radius: 6px;
    color: #fbbf24;
    font-size: 11px;
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .bg-audio-fab {
        bottom: 88px; /* Clear mobile bottom nav */
        left: 12px;
        width: 44px;
        height: 44px;
        font-size: 16px;
    }

    .bg-audio-panel {
        bottom: 140px;
        left: 12px;
        right: 12px;
        width: auto;
        max-width: calc(100vw - 24px);
    }

    .bg-audio-modes {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Very small screens */
@media (max-width: 360px) {
    .bg-audio-modes {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Transition animations */
.bg-audio-panel[x-cloak] {
    display: none !important;
}