/* Explain: Base reset and core site styling, including responsive typography and language toggles. */
* {
    box-sizing: border-box;
}

html {
    background: var(--background-color);
    color: var(--text-color);
    scroll-padding-top: 96px;
}

body {
    margin: 0;
    overflow-x: hidden;
    background:
        radial-gradient(circle at 12% 8%, rgba(46, 123, 224, 0.20), transparent 30rem),
        radial-gradient(circle at 88% 2%, rgba(217, 178, 76, 0.12), transparent 26rem),
        var(--background-color);
    color: var(--text-color);
    font-family: var(--font-body);
    text-rendering: optimizeLegibility;
}

button,
a,
select {
    cursor: pointer;
}

option {
    background-color: var(--surface-color) !important;
    color: var(--text-color) !important;
}

img {
    display: block;
    max-width: 100%;
}

::selection {
    background: var(--accent-color);
    color: var(--on-accent);
}

[data-lang].lang-hidden {
    display: none !important;
}

.lang-btn {
    min-height: 2rem;
    border: 0;
    border-radius: 999px;
    background: transparent;
    padding: 0.25rem 0.7rem;
    color: var(--text-muted);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    transition: all 220ms ease;
}

.lang-btn:hover {
    color: var(--text-color);
}

.lang-btn.is-active {
    background: var(--accent-color);
    color: var(--on-accent);
}