.navbar-dropdown.lg {
    width: 400px;
    left: -20px;
}

/* ===== Home hub landing (hero + project cards) ===== */
/* Scoped under .doc to win specificity over the UI's default link styles, and
   theme-agnostic (neutral rgba + inherit) so it works on light and dark. */

.doc .hub-hero {
    margin: 0 0 2.25rem;
}
.doc .hub-hero-sub {
    font-size: 1.15rem;
    line-height: 1.6;
    max-width: 48rem;
    opacity: .9;
    margin: .25rem 0 1.25rem;
}
.doc .hub-hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: .75rem;
}
.doc .hub-btn {
    display: inline-block;
    padding: .55rem 1.15rem;
    border-radius: 8px;
    border: 1px solid rgba(127, 127, 127, .35);
    color: inherit;
    text-decoration: none;
    font-weight: 600;
    transition: transform .15s ease, border-color .15s ease, filter .15s ease;
}
.doc .hub-btn:hover {
    border-color: rgba(127, 127, 127, .6);
    transform: translateY(-1px);
    text-decoration: none;
}
.doc .hub-btn-primary {
    /* Spring-green accent to match the antora-ui-spring skin */
    background: linear-gradient(135deg, #6db33f, #4f9a2f);
    color: #fff;
    border-color: transparent;
}
.doc .hub-btn-primary:hover {
    filter: brightness(1.08);
    color: #fff;
}

.doc .hub-cards {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    margin: 1.25rem 0 2.5rem;
}
.doc .hub-card {
    display: flex;
    flex-direction: column;
    gap: .5rem;
    padding: 1.1rem 1.2rem;
    border-radius: 12px;
    border: 1px solid rgba(127, 127, 127, .2);
    background: rgba(127, 127, 127, .05);
    color: inherit;
    text-decoration: none;
    transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease, background .15s ease;
}
.doc .hub-card:hover {
    border-color: rgba(109, 179, 63, .6);
    background: rgba(109, 179, 63, .08);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, .08);
    text-decoration: none;
}
.doc .hub-card-name {
    font-size: 1.15rem;
    font-weight: 700;
}
.doc .hub-card-desc {
    font-size: .92rem;
    line-height: 1.5;
    opacity: .85;
    flex: 1 1 auto;
}
.doc .hub-card-tags {
    font-size: .78rem;
    opacity: .6;
    font-variant: small-caps;
    letter-spacing: .02em;
}
.doc .hub-card code {
    font-size: .85em;
}