.sponsor-section{background:linear-gradient(180deg,#fff 0%,var(--soft2) 100%)}.sponsor-intro{max-width:760px}.sponsor-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:30px}.sponsor-card{background:#fff;border:2px solid var(--line);border-radius:24px;min-height:220px;padding:24px;display:flex;align-items:center;justify-content:center;box-shadow:0 12px 30px rgba(28,28,28,.06);overflow:hidden}.sponsor-card img{width:100%;height:150px;object-fit:contain;object-position:center}.sponsor-card.dark-logo{background:#0b0b0b;border-color:#0b0b0b}.sponsor-card.dark-logo img{max-width:165px;max-height:165px}.sponsor-strip{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px;align-items:center;margin-top:24px}.sponsor-strip-item{background:#fff;border:1px solid var(--line);border-radius:18px;min-height:110px;padding:14px;display:flex;align-items:center;justify-content:center;overflow:hidden}.sponsor-strip-item img{width:100%;height:78px;object-fit:contain;object-position:center}.sponsor-strip-item.dark-logo{background:#0b0b0b;border-color:#0b0b0b}.sponsor-strip-item.dark-logo img{max-width:88px;max-height:88px}.sponsor-note{margin-top:20px;color:var(--muted);font-size:.94rem}.sponsor-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}@media(max-width:900px){.sponsor-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.sponsor-strip{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:600px){.sponsor-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.sponsor-strip{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.sponsor-card{min-height:160px;padding:16px;border-radius:20px}.sponsor-card img{height:108px}.sponsor-card.dark-logo img{max-width:112px;max-height:112px}.sponsor-strip-item{min-height:96px;padding:11px}.sponsor-strip-item img{height:68px}.sponsor-strip-item.dark-logo img{max-width:72px;max-height:72px}}@media(max-width:480px){.sponsor-grid{grid-template-columns:1fr}.sponsor-strip{grid-template-columns:1fr 1fr}.sponsor-card{min-height:150px}.sponsor-cta{display:grid}.sponsor-cta .btn{width:100%}}