.people-grid {
    display: grid;
    gap: 2rem;
    justify-content: center;
    margin-bottom: 3rem;

    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.person-card {
    width: 100%;
    max-width: 520px;
    margin: 0 auto;
}

.person-container {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
}

.person-name,
.person-affiliation {
    margin: 0;
}

.section-header {
    margin: 0;
    padding: 0.5rem;
    text-align: center;
}

/* Step 1: stack content inside cards earlier (but keep multi-column grid) */
@media (max-width: 1100px) {
    .person-card {
        max-width: 420px; /* helps 2-up remain viable longer */
    }
    
    .person-container {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 1rem; /* slightly looser when vertical */
    }
}

/* Step 2: only later force a single column grid */
@media (max-width: 630px) {
  .people-grid {
    grid-template-columns: 1fr;
  }

  .person-card {
    max-width: 520px;
  }
}