custom.css

@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;500&display=swap');

.keyboard-container {
    width: 100%;
    padding: 1.5rem;
    background: #fafafa;
    border: 1px solid #e5e5e5;
    border-radius: 4px;
    font-family: 'Roboto', sans-serif;
    user-select: none;
}

.keyboard-row {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 0.25rem;
    width: 100%;
}

.key {
    width: calc((100% - 2.75rem) / 12);
    aspect-ratio: 1;
    min-width: 40px;
    flex: none;
    border: 1px solid #e5e5e5;
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background: white;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    user-select: none;
    padding: 0.5rem;
}

.key:hover {
    background: #f5f5f5;
    transform: translateY(-1px);
}

.key:active {
    transform: translateY(0);
}

.key-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: #333;
    user-select: none;
}

.note-label {
    font-size: 0.75rem;
    color: #666;
    margin-top: 0.25rem;
    user-select: none;
}

.controls {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.effects-controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: #fafafa;
    border-radius: 4px;
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.control-group label {
    font-size: 0.75rem;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    user-select: none;
}

input[type="range"] {
    width: 100%;
    height: 24px;  /* Increased height for better touch target */
    background: transparent;  /* Remove default background */
    border-radius: 2px;
    appearance: none;
    cursor: pointer;
    margin: 0;
    padding: 10px 0;  /* Add padding for better touch area */
}

input[type="range"]::-webkit-slider-thumb {
    appearance: none;
    width: 24px;  /* Increased size */
    height: 24px;  /* Increased size */
    background: #000000;
    border-radius: 50%;
    cursor: pointer;
    transition: background 0.2s;
    margin-top: -10px;  /* Center thumb vertically */
    user-select: none;
}

input[type="range"]::-webkit-slider-runnable-track {
    background: #393a39;
    height: 4px;
    border-radius: 2px;
    user-select: none;
}

select {
    padding: 0.5rem;
    border-radius: 4px;
    border: 1px solid #e5e5e5;
    background: white;
    font-family: 'Roboto', sans-serif;
    font-size: 0.875rem;
    user-select: none;
    cursor: pointer;
}

.button-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.button-group button {
    width: 2rem;
    height: 2rem;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #e5e5e5;
    border-radius: 4px;
    background: white;
    cursor: pointer;
    transition: all 0.2s;
    user-select: none;
}

.button-group button:hover {
    background: #f5f5f5;
}

button {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 4px;
    background: #015131;
    color: white;
    font-family: 'Roboto', sans-serif;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s;
    user-select: none;
}

button:hover {
    background: #002114;
}

body {
    font-family: 'Roboto', sans-serif;
    font-size: 1rem;
    line-height: 1.5;
    color: #333;
    background: #f5f5f5;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

@media (max-width: 768px) {
    .control-group { min-width: 100%; }
    .key { min-width: 35px; }
    .key-label { font-size: 0.75rem; }
    
    input[type="range"] {
        height: 32px;  /* Even larger touch target on mobile */
        padding: 14px 0;
    }
    
    input[type="range"]::-webkit-slider-thumb {
        width: 28px;  /* Larger thumb on mobile */
        height: 28px;
    }
}