static/css/style.css

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

body {
    font-family: 'Inter', sans-serif;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: #4a5568;
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: #718096;
}

/* Hide scrollbar for Chrome, Safari and Opera */
.no-scrollbar::-webkit-scrollbar {
    display: none;
}
/* Hide scrollbar for IE, Edge and Firefox */
.no-scrollbar {
    -ms-overflow-style: none;  /* IE and Edge */
    scrollbar-width: none;  /* Firefox */
}

/* Image Rendering */
.image-pixelated {
    image-rendering: pixelated;
    image-rendering: -moz-crisp-edges;
    image-rendering: crisp-edges;
}

/* Tooltip */
.tooltip {
    position: absolute;
    left: 3.5rem; /* left-14 */
    top: 50%;
    transform: translateY(-50%);
    background-color: #111827; /* bg-gray-900 */
    color: white;
    font-size: 0.75rem; /* text-xs */
    padding: 0.25rem 0.5rem; /* px-2 py-1 */
    border-radius: 0.25rem; /* rounded */
    opacity: 0;
    pointer-events: none;
    transition: opacity 150ms ease-in-out;
    white-space: nowrap;
    border: 1px solid #374151; /* border-gray-700 */
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05); /* shadow-lg */
    z-index: 50;
}

.group:hover .tooltip {
    opacity: 1;
}

/* Tool Buttons */
.tool-btn {
    width: 2.5rem; /* w-10 */
    height: 2.5rem; /* h-10 */
    border-radius: 0.5rem; /* rounded-lg */
    color: #9ca3af; /* text-gray-400 */
    transition: all 150ms ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.125rem; /* text-lg */
    background-color: transparent;
}

.tool-btn:hover {
    color: white;
    background-color: #374151; /* bg-gray-700 */
}

.tool-btn.active {
    background-color: #4f46e5; /* bg-indigo-600 */
    color: white;
    box-shadow: 0 10px 15px -3px rgba(99, 102, 241, 0.3); /* shadow-indigo-500/30 */
}

/* Checkerboard Background */
.pattern-bg {
    background-color: #0f1115;
    background-image: 
        linear-gradient(45deg, #13161c 25%, transparent 25%), 
        linear-gradient(-45deg, #13161c 25%, transparent 25%), 
        linear-gradient(45deg, transparent 75%, #13161c 75%), 
        linear-gradient(-45deg, transparent 75%, #13161c 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}

.pattern-bg-sm {
    background-color: #1a202c;
    background-image: 
        linear-gradient(45deg, #2d3748 25%, transparent 25%), 
        linear-gradient(-45deg, #2d3748 25%, transparent 25%), 
        linear-gradient(45deg, transparent 75%, #2d3748 75%), 
        linear-gradient(-45deg, transparent 75%, #2d3748 75%);
    background-size: 10px 10px;
    background-position: 0 0, 0 5px, 5px -5px, -5px 0px;
}

/* Range Input */
input[type=range] {
    height: 0.25rem;
    background-color: #374151;
    border-radius: 0.5rem;
    -webkit-appearance: none;
    cursor: pointer;
}
input[type=range]::-webkit-slider-thumb {
    width: 0.75rem;
    height: 0.75rem;
    background-color: #6366f1;
    border-radius: 9999px;
    -webkit-appearance: none;
    transition: background-color 150ms;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}
input[type=range]::-webkit-slider-thumb:hover {
    background-color: #818cf8;
}

/* Toggle Switch Animation */
#toggle-grid div {
    left: 2px;
}
#toggle-grid.active {
    background-color: #4f46e5;
}
#toggle-grid.active div {
    transform: translateX(1.25rem);
}
#toggle-grid:not(.active) {
    background-color: #4b5563;
}

/* Modal Animation */
.modal-open #export-modal {
    display: flex;
}
.modal-open #export-modal-content {
    opacity: 1;
    transform: scale(1);
}