/* Additional Styling */

/* Player Bottom Spacing */
body {
    padding-bottom: 100px;
}

/* Song Card Enhancements */
.song-card {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.song-card:active {
    transform: scale(0.98);
}

/* Play Overlay Animation */
.play-overlay .play-btn {
    animation: pulse 2s infinite;
}

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

/* Stats Icons */
.stat-item i {
    font-size: 10px;
}

/* Header Enhancements */
.header {
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

/* Hero Gradient */
.hero-section {
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120" fill="rgba(255,255,255,0.1)"><path d="M0,60 L1200,0 L1200,120 L0,120 Z"/></svg>');
    opacity: 0.3;
}

/* Player Volume Slider */
#luo-volume-slider {
    -webkit-appearance: none;
    appearance: none;
    background: rgba(255, 255, 255, 0.3);
    height: 4px;
    border-radius: 2px;
    outline: none;
}

#luo-volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 12px;
    height: 12px;
    background: white;
    border-radius: 50%;
    cursor: pointer;
}

#luo-volume-slider::-moz-range-thumb {
    width: 12px;
    height: 12px;
    background: white;
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

/* Mobile Optimizations */
@media (max-width: 768px) {
    .song-card {
        min-height: 280px;
    }
    
    .play-overlay .play-btn {
        width: 50px;
        height: 50px;
        font-size: 20px;
    }
}

/* Loading Animation */
@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

.song-cover.loading {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: shimmer 2s infinite;
}

/* Error Message */
.luo-error {
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Add smooth scroll */
html {
    scroll-behavior: smooth;
}

/* Focus states for accessibility */
.luo-control-btn:focus,
.luo-action-btn:focus,
.song-card:focus {
    outline: 2px solid rgba(102, 126, 234, 0.5);
    outline-offset: 2px;
}