.ref-link {
    font-size: 0.62em;
    vertical-align: super;
    line-height: 0;
    font-weight: 600;
    color: var(--primary);
    text-decoration: none;
    padding: 0 0.06em;
}
.ref-link:hover { text-decoration: underline; }

.stat-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin: 2.5rem auto 0;
    max-width: 960px;
}
.stat {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.75rem 1.5rem;
    text-align: center;
}
.stat-number {
    font-size: clamp(1.9rem, 4vw, 2.6rem);
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--primary);
    line-height: 1.05;
    margin: 0 0 0.4rem;
}
.stat-label {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.45;
    margin: 0;
}

.references {
    max-width: 820px;
    margin: 0 auto;
    padding-left: 1.4rem;
    counter-reset: none;
}
.references li {
    margin-bottom: 0.7rem;
    color: var(--text-light);
    font-size: 0.9rem;
    line-height: 1.5;
}
.references li a { color: var(--primary-dark); font-weight: 600; }
.references-note {
    max-width: 820px;
    margin: 0 auto 1.75rem;
    font-size: 0.9rem;
    color: var(--text-light);
}

.evidence-caveat {
    margin-top: 2.5rem;
}