:root {
    --primary-color: #00ffff;
    --bg-glass: rgba(255, 255, 255, 0.1);
    --border-glass: rgba(255, 255, 255, 0.2);
    --text-color: #ffffff;
    --font-family: 'Outfit', sans-serif;
}

body,
html {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: #050505;
    font-family: var(--font-family);
    color: var(--text-color);
}

canvas {
    display: block;
    width: 100vw;
    height: 100vh;
}

/* UI Overlay */
.ui-container {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 280px;
    padding: 24px;
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    z-index: 10;
    animation: fadeIn 1s ease-out;
    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.4s;
}

/* Menu Toggle Button (Mobile) */
.menu-toggle {
    display: none;
    /* Hidden on desktop */
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 20;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    color: var(--primary-color);
    cursor: pointer;
    padding: 10px;
    border-radius: 12px;
    backdrop-filter: blur(8px);
    transition: all 0.3s ease;
}

.menu-toggle:hover,
.menu-toggle:active {
    background: rgba(0, 255, 255, 0.1);
    transform: scale(1.05);
}

h1 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 20px 0;
    text-transform: uppercase;
    letter-spacing: 2px;
    background: linear-gradient(90deg, #fff, var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

label {
    display: block;
    font-size: 0.9rem;
    margin-bottom: 8px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
}

/* Custom Select */
.select-wrapper {
    position: relative;
}

select {
    width: 100%;
    padding: 10px 15px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-glass);
    border-radius: 8px;
    color: white;
    font-family: var(--font-family);
    font-size: 1rem;
    cursor: pointer;
    appearance: none;
    outline: none;
    transition: border-color 0.3s, background 0.3s;
}

select:hover,
select:focus {
    border-color: var(--primary-color);
    background: rgba(0, 0, 0, 0.5);
}

/* Arrow for select */
.select-wrapper::after {
    content: '▼';
    font-size: 0.8rem;
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    color: var(--primary-color);
}

/* Color Picker */
input[type="color"] {
    -webkit-appearance: none;
    border: none;
    width: 100%;
    height: 40px;
    background: none;
    cursor: pointer;
    padding: 0;
}

input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 0;
}

input[type="color"]::-webkit-color-swatch {
    border: 1px solid var(--border-glass);
    border-radius: 8px;
}

/* Status Indicator */
.status {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--border-glass);
    font-size: 0.9rem;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: #ff3333;
    box-shadow: 0 0 10px #ff3333;
    transition: background-color 0.3s, box-shadow 0.3s;
}

.indicator.active {
    background-color: #00ff00;
    box-shadow: 0 0 10px #00ff00;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .ui-container {
        /* Start hidden (off-screen or opacity 0) */
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
        pointer-events: none;
        top: 80px;
        /* Below the toggle button */
        width: calc(100% - 80px);
        /* Responsive width */
        max-width: 300px;
    }

    .ui-container.open {
        opacity: 1;
        transform: translateY(0) scale(1);
        pointer-events: all;
    }
}