.banner-header{
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.85rem;
    padding: 0.7rem;
    margin-top: 1rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: color-mix(in oklab, var(--surface) 88%, var(--bg) 12%);
    box-shadow: 0 12px 32px color-mix(in oklab, #000 8%, transparent);
}

:root[data-theme="dark-academia"] .banner-header,
:root[data-theme="dark-academia"] .org-src-container,
:root[data-theme="dark-academia"] #notes-form,
:root[data-theme="dark-academia"] .note {
    box-shadow: 0 18px 42px rgba(0, 0, 0, 0.26), inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

:root[data-theme="dark-academia"] h1,
:root[data-theme="dark-academia"] h2,
:root[data-theme="dark-academia"] h3 {
    font-family: Georgia, "Times New Roman", serif;
}

.site-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    color: var(--fg);
    font-weight: 800;
    white-space: nowrap;
}

.site-brand:hover {
    text-decoration: none;
    color: var(--heading);
}

.site-brand__text {
    font-size: 0.98rem;
}

.banner-logo{
    height: 42px;
    width: 42px;
    object-fit: cover;
    border-radius: 50%;
    border: 1px solid color-mix(in oklab, var(--border) 80%, transparent);
}

.site-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1 1 auto;
    gap: 0.25rem;
    font-weight: 700;
    font-size: 0.95rem;
}

.site-nav a {
    color: var(--muted);
    padding: 0.45rem 0.65rem;
    border-radius: 7px;
}

.site-nav a:hover,
.site-nav a:focus-visible {
    color: var(--fg);
    background: color-mix(in oklab, var(--fg) 7%, transparent);
    text-decoration: none;
    outline: 0;
}

.site-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.4rem;
    flex: 0 1 23rem;
}

.site-search {
    display: block;
    flex: 1 1 13rem;
    min-width: 10rem;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

#preamble.status{
    max-width: var(--content);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--body-pad);
    padding-right: var(--body-pad);
    padding-top: 0.25rem;
    box-sizing: content-box;
}

#preamble .banner-header,
#preamble #updated{
    max-width: 100%;
}



footer{
    color: var(--muted);
    padding: 1.25rem;
    margin-top: 3rem;
    border-top: 1px solid var(--border);
    text-align: center;
    font-size: .9rem;
}

#content.content{
    max-width: var(--content);
    margin-left: auto !important;
    margin-right: auto !important;
    padding-left: var(--body-pad);
    padding-right: var(--body-pad);
    box-sizing: content-box;
    position: relative;
    padding-top: 1.5rem;
}


#content .figure,
#content img:not(.fullwidth){
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}

body.no-sidenotes {
    --body-pad: 0;
    --margin: 0;
    --gutter: 0;

    --content-min: 80ch;
    --content-max: 1200px;

    --content: clamp(
        var(--content-min),
        100vi,
        var(--content-max)
    );
}