.project-details {
    padding: 20px;
    margin: 20px 0;
}

.project-details h3 {
    color: #333;
    margin-bottom: 15px;
    font-size: 1.2em;
}

.project-details ul {
    list-style-type: none;
    padding: 0;
    margin: 0 0 20px 0;
}

.project-details li {
    margin-bottom: 8px;
    padding-left: 20px;
    position: relative;
}

.project-details li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: #FFC904;
}

.controls {
    margin-bottom: 10px;
    padding: 10px;
}

.progress-container {
    margin: 15px 0;
}

.progress-bar {
    width: 100%;
    height: 10px;
    background: #ddd;
    border-radius: 5px;
    cursor: pointer;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: #FFC904;
    border-radius: 5px;
    width: 0;
    transition: width 0.1s linear;
}

.time-display {
    display: flex;
    justify-content: space-between;
    margin-top: 5px;
    font-size: 14px;
    color: #666;
}

.presets {
    margin: 10px 0 5px 0;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
}

.preset-btn {
    padding: 8px 16px;
    background: #FFC904;
    color: black;
    font-weight: 400;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s;
}

.preset-btn:hover {
    background: #CCA104;
    transform: translateY(-1px);
}

.preset-btn.active {
    background: #CCA104;
    transform: translateY(1px);
    border: 2px solid white;
    box-shadow: 0 0 10px rgba(255, 85, 0, 0.5);
    transform: translateY(1px) scale(1.05);
    position: relative;
    z-index: 1;
}

#tracks {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 10px;
}

.track-group {
    position: relative;
    padding: 10px;
}

.track-group .tracks-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-top: 5px;
}

.track-group .tracks-container > div {
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-width: 0;
}

.track {
    flex: 1;
    min-height: 0;
    padding: 8px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.track-name {
    font-weight: 500;
    color: #444;
    font-size: 0.9em;
    text-transform: capitalize;
    text-align: center;
}

.slider-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

input[type="range"] {
    width: 100%;
    height: 5px;
    background: #ddd;
    border-radius: 2.5px;
    outline: none;
    -webkit-appearance: none;
    margin: 0;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 15px;
    height: 15px;
    background: #FFC904;
    border-radius: 50%;
    cursor: pointer;
    transition: background 0.3s;
}

input[type="range"]::-webkit-slider-thumb:hover {
    background: #CCA104;
}

.volume-value {
    font-size: 12px;
    color: #666;
    text-align: center;
}

#playPause {
    padding: 10px 20px;
    background: #FFC904;
    color: black;
    font-weight: 600;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    transition: all 0.3s;
}

#playPause:hover {
    background: #CCA104;
    transform: translateY(-1px);
}

#playPause:active {
    transform: translateY(1px);
}

#playPause:disabled {
    background: #cccccc;
    cursor: not-allowed;
}