/* ── Base font sizing (fixes "zoomed out" appearance) ───────────────── */
:root {
    --pst-font-size-base: 17px;
    --pst-font-size-h1: 2.2rem;
    --pst-font-size-h2: 1.7rem;
    --pst-font-size-h3: 1.35rem;
    --pst-font-size-h4: 1.15rem;
}

html {
    font-size: var(--pst-font-size-base);
}

/* Constrain content width for readability */
.bd-article-container {
    max-width: 52em;
}

/* ── Cyan hover on all links ───────────────────────────────────────── */
a:hover,
a.reference:hover,
a.internal:hover,
a.external:hover,
.bd-sidebar-primary a:hover,
.bd-sidebar-secondary a:hover,
.navbar a:hover {
    color: cyan !important;
}

/* Citation back-reference links */
.citation a:hover,
.bibtex a:hover,
dt a:hover {
    color: cyan !important;
}

/* ── Sidebar logo ─────────────────────────────────────────────────── */
.navbar-brand img {
    max-height: 80px;
}