body {
    margin: 0;
    font-family: system-ui, sans-serif;
    background: #0f172a;
    color: #e2e8f0;
}

h1 {
    padding: 20px;
    margin: 0;
}

.filters {
    padding: 0 20px 20px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.filters input,
.filters select {
    padding: 8px;
    border-radius: 6px;
    border: none;
    background: #1e293b;
    color: white;
}

.track-list {
    padding: 0 20px 180px;
}

.track {
    padding: 14px;
    border-bottom: 1px solid #1e293b;
    cursor: pointer;
    transition: background 0.2s;
}

.track:hover {
    background: #1e293b;
}

.track.active {
    background: #334155;
}

.track-title {
    font-weight: 600;
}

.track-meta {
    font-size: 12px;
    opacity: 0.6;
}

.player-bar {
    position: fixed;
    bottom: 0;
    width: 100%;
    background: #1e293b;
    padding: 15px;
    box-shadow: 0 -5px 20px rgba(0,0,0,0.4);
}

.controls {
    margin-bottom: 10px;
}

.controls button {
    margin-right: 8px;
    padding: 8px 12px;
    border: none;
    border-radius: 6px;
    background: #334155;
    color: white;
    cursor: pointer;
}

.controls button:hover {
    background: #475569;
}

#audio-player {
    width: 100%;
}

@media (max-width: 600px) {
    .filters {
        flex-direction: column;
    }
}