.sponsors-overview { padding-top: 2rem; padding-bottom: 3rem; }
.sponsors-overview h1 { margin-bottom: 2rem; }
.sponsors-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.5rem; align-items: stretch; }
.sponsors-grid .sponsor-panel { display: flex; align-items: center; justify-content: center; min-width: 0; height: 200px; padding: 24px; border: 1px solid #e5e7eb; border-radius: 12px; color: var(--color-primary, #1c294f); background: #fff; }
.sponsors-grid .sponsor-panel > svg, .sponsors-grid .sponsor-panel > img { display: block; width: 100%; height: 100%; min-width: 0; max-width: 100%; max-height: 100%; object-fit: contain; }
.sponsors-grid .sponsor-panel-dark { background: #1c294f; border-color: #1c294f; }
.sponsors-grid .sponsor-panel:focus-visible { outline: 3px solid #7796dc; outline-offset: 4px; }
@media (max-width: 991px) { .sponsors-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 479px) { .sponsors-grid { grid-template-columns: minmax(0, 1fr); } }