/*
 * Styling for the site header injected by theme/header.hbs.
 *
 * Colours come from mdBook's own CSS custom properties so the header follows
 * whichever mdBook theme the reader picked (light, coal, navy, ayu, rust).
 * Wired up through `additional-css` in docs/book.toml.
 */

.vds-site-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem 1.25rem;
    padding: 0.6rem 1.25rem;
    border-bottom: 1px solid var(--table-border-color, rgba(127, 127, 127, 0.3));
    background-color: var(--sidebar-bg, var(--bg));
    color: var(--sidebar-fg, var(--fg));
    font-size: 0.9rem;
}

.vds-site-header-brand {
    font-weight: 600;
    letter-spacing: 0.01em;
}

.vds-site-header-nav {
    display: flex;
    gap: 1rem;
}

.vds-site-header a {
    color: inherit;
    text-decoration: none;
}

.vds-site-header a:hover,
.vds-site-header a:focus-visible {
    color: var(--links, inherit);
    text-decoration: underline;
}