/* Custom Styles */

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Glassmorphism Hints */
.glass {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

/* Custom Range Input */
input[type=range] {
    -webkit-appearance: none;
    appearance: none;
    background: transparent;
}

input[type=range]::-webkit-slider-thumb {
    -webkit-appearance: none;
    height: 24px;
    width: 24px;
    border-radius: 50%;
    background: #4f46e5;
    /* Indigo 600 */
    cursor: pointer;
    margin-top: -8px;
    box-shadow: 0 4px 6px -1px rgba(79, 70, 229, 0.3);
    transition: transform 0.1s;
}

input[type=range]::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

input[type=range]::-webkit-slider-runnable-track {
    width: 100%;
    height: 8px;
    cursor: pointer;
    background: #e5e7eb;
    border-radius: 4px;
}

/* Loading Spinner Animation */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Print Handling */
@media print {

    nav,
    footer,
    #tool-interface,
    .prose {
        display: none;
    }

    body:after {
        content: "Please use the download button to save the darkened PDF.";
    }
}