* {
    font-family: Vazirmatn, ui-sans-serif, system-ui, -apple-system,
    Segoe UI, Roboto, "Helvetica Neue", Arial;
}

::selection {
    background: rgba(0, 198, 165, 0.28);
}

.glass {
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.btn-focus:focus-visible {
    outline: none;
    box-shadow: 0 0 0 4px rgba(0, 198, 165, 0.22);
}

.grid-subtle {
    background-image: radial-gradient(
            rgba(0, 198, 165, 0.16) 1px,
            transparent 1px
    );
    background-size: 22px 22px;
    mask-image: radial-gradient(
            ellipse at center,
            black 55%,
            transparent 78%
    );
    opacity: 0.2;
}

#app-preloader {
    opacity: 1;
    visibility: visible;
    transition: opacity .25s ease, visibility .25s ease;
}

#app-preloader.is-hidden {
    opacity: 0;
    visibility: hidden;
}