#equalizer-panel {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(100%);
    width: 520px;
    background-color: #1c1c22;
    border-top: 1px solid #333;
    border-left: 1px solid #333;
    border-right: 1px solid #333;
    border-radius: 12px 12px 0 0;
    box-shadow: 0 -5px 25px rgba(0,0,0,0.3);
    z-index: 100;
    overflow: hidden;
    display: none;
    font-family: 'Montserrat', sans-serif;
}

.equalizer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    background-color: #25252d;
    color: #e0e0e0;
    border-bottom: 1px solid #333;
}

.equalizer-header h5 {
    margin: 0;
    font-weight: 600;
    font-family: 'Orbitron', sans-serif;
}

.close-btn {
    background: none;
    border: none;
    color: #999;
    font-size: 1.2rem;
    cursor: pointer;
    transition: color 0.2s;
}
.close-btn:hover { color: #fff; }

.equalizer-top-bar {
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 15px;
    border-bottom: 1px solid #333;
    gap: 20px;
}

.control-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.control-group label {
    font-size: 0.8rem;
    color: #aaa;
    font-weight: 500;
    white-space: nowrap;
}

.control-group.preamp {
    flex-grow: 1;
}

.equalizer-bands-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px 15px;
    padding: 20px 15px;
}

.band {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.band label {
    font-size: 0.75rem;
    color: #aaa;
    font-weight: 500;
}

.eq-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    background: #3a3a44;
    outline: none;
    border-radius: 3px;
    cursor: pointer;
    transition: opacity 0.2s;
}

.eq-slider::-webkit-slider-runnable-track {
    width: 100%;
    height: 6px;
    cursor: pointer;
    background: #3a3a44;
    border-radius: 3px;
}

.eq-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    background: #00aaff;
    border: 3px solid #1c1c22;
    border-radius: 50%;
    cursor: pointer;
    margin-top: -6px;
    transition: background 0.2s, box-shadow 0.2s;
    box-shadow: 0 0 5px rgba(0, 170, 255, 0.5);
}

.eq-slider:hover::-webkit-slider-thumb { 
    background: #00caff; 
    box-shadow: 0 0 10px rgba(0, 202, 255, 0.8);
}

.eq-slider::-moz-range-track {
    width: 100%;
    height: 6px;
    cursor: pointer;
    background: #3a3a44;
    border-radius: 3px;
}

.eq-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: #00aaff;
    border: 3px solid #1c1c22;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 0 5px rgba(0, 170, 255, 0.5);
}

.slider-value {
    font-size: 0.7rem;
    color: #888;
    background: #2a2a33;
    padding: 2px 5px;
    border-radius: 3px;
    min-width: 35px;
    text-align: center;
}

.custom-select-sm {
    background-color: #2a2a33;
    color: #e0e0e0;
    border: 1px solid #444;
    border-radius: 4px;
    padding: 5px 8px;
    font-size: 0.8rem;
}

.visualizer-container {
    height: 80px;
    background-color: #111;
    border-top: 1px solid #333;
    padding: 0;
    margin: 0;
    overflow: hidden;
}

#visualizer-canvas {
    width: 100%;
    height: 100%;
    display: block;
}