style.css

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    overflow-x: hidden;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #1f2937;
}

::-webkit-scrollbar-thumb {
    background: #ef4444;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #dc2626;
}

/* Custom slider styling */
.slider-red::-webkit-slider-thumb {
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: #ef4444;
    cursor: pointer;
    border: 3px solid #1f2937;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.4);
}

.slider-red::-moz-range-thumb {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: #ef4444;
    cursor: pointer;
    border: 3px solid #1f2937;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.4);
}

/* Canvas container glow effect */
#canvas-container {
    position: relative;
}

#canvas-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 0.75rem;
    background: linear-gradient(45deg, rgba(239, 68, 68, 0.1), transparent);
    pointer-events: none;
    z-index: 1;
}

/* Color preset hover effects */
.color-preset {
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
}

.color-preset::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.1);
    opacity: 0;
    transition: opacity 0.2s ease;
}

.color-preset:hover::after {
    opacity: 1;
}

.color-preset.active {
    transform: scale(0.95);
    box-shadow: inset 0 0 0 2px white;
}

/* Pulse animation for active auto-rotate */
@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(239, 68, 68, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0);
    }
}

.pulse {
    animation: pulse 2s infinite;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    #canvas-container {
        height: 400px !important;
    }
}

@media (max-width: 640px) {
    #canvas-container {
        height: 350px !important;
    }
    
    .text-4xl {
        font-size: 2rem;
    }
}