/* 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;
    scrollbar-width: none;
}

/* Custom Scrollbar for Modal Content */
.custom-scrollbar::-webkit-scrollbar {
    width: 6px;
}

.custom-scrollbar::-webkit-scrollbar-track {
    background: transparent;
}

.custom-scrollbar::-webkit-scrollbar-thumb {
    background-color: rgba(156, 163, 175, 0.4);
    border-radius: 20px;
    transition: background-color 0.2s ease;
}

.custom-scrollbar::-webkit-scrollbar-thumb:hover {
    background-color: rgba(156, 163, 175, 0.7);
}

.dark .custom-scrollbar::-webkit-scrollbar-thumb {
    background-color: rgba(75, 85, 99, 0.5);
}

.dark .custom-scrollbar::-webkit-scrollbar-thumb:hover {
    background-color: rgba(75, 85, 99, 0.8);
}

/* Tap Highlight Removal for Mobile */
* {
    -webkit-tap-highlight-color: transparent;
}

/* Sharp and Legible Text Rendering */
html {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

/* Base Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    will-change: transform, opacity;
}

/* ─── Request Form ─────────────────────────────────────── */

/* Peer-checked visibility for custom checkbox */
#ack:checked ~ div > #ackCheck {
    opacity: 1 !important;
}

#ack:checked ~ div {
    background-color: rgb(168 85 247) !important; /* fuchsia-500 */
    border-color: rgb(168 85 247) !important;
}

/* Source card focus ring */
.source-card:focus-visible {
    outline: 2px solid rgb(168 85 247);
    outline-offset: 2px;
}

/* Smooth step transition */
#rfBody > div {
    animation: fadeIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}