:root {
    --bg-color: #0d1117;
    --text-color: #e6edf3;
    --accent-color: #58a6ff;
    --glass-bg: rgba(22, 27, 34, 0.75);
    --glass-border: rgba(240, 246, 252, 0.1);
}

body {
    margin: 0;
    overflow: hidden;
    font-family: 'Inter', sans-serif;
    color: var(--text-color);
    background-color: var(--bg-color);
}

#canvas-container {
    width: 100vw;
    height: 100vh;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
}

#ui-container {
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 2;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 24px;
    border-radius: 16px;
    border: 1px solid var(--glass-border);
    width: 300px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

h1 {
    font-size: 1.25rem;
    margin-top: 0;
    margin-bottom: 24px;
    font-weight: 600;
    color: var(--accent-color);
}

.control-group {
    margin-bottom: 20px;
}

label {
    display: block;
    font-size: 0.875rem;
    margin-bottom: 8px;
    color: #8b949e;
}

.value-display {
    font-family: monospace;
    font-size: 1.1rem;
    margin-bottom: 8px;
    font-weight: bold;
    color: var(--text-color);
}

input[type="range"] {
    width: 100%;
    margin: 0;
    background: transparent;
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
}

input[type="range"]:focus {
    outline: none;
}

/* Range Slider Styling */
input[type="range"]::-webkit-slider-runnable-track {
    width: 100%;
    height: 6px;
    cursor: pointer;
    background: #30363d;
    border-radius: 3px;
}

input[type="range"]::-webkit-slider-thumb {
    height: 16px;
    width: 16px;
    border-radius: 50%;
    background: var(--accent-color);
    cursor: pointer;
    -webkit-appearance: none;
    margin-top: -5px;
    /* Centers thumb on the track */
    box-shadow: 0 0 5px rgba(88, 166, 255, 0.5);
}

input[type="range"]::-moz-range-track {
    width: 100%;
    height: 6px;
    cursor: pointer;
    background: #30363d;
    border-radius: 3px;
}

input[type="range"]::-moz-range-thumb {
    height: 16px;
    width: 16px;
    border: none;
    border-radius: 50%;
    background: var(--accent-color);
    cursor: pointer;
}

.info {
    margin-top: 20px;
    font-size: 0.75rem;
    color: #6e7681;
    border-top: 1px solid var(--glass-border);
    padding-top: 12px;
}