.prize-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 18px; }
.prize-card, .prize-card.feature { grid-column: span 2; }
.prize-card:nth-child(4), .prize-card:nth-child(5) { grid-column: span 3; }
.prize-card:nth-child(n + 6) { grid-column: span 1; }
.prize-card img, .prize-card.feature img { aspect-ratio: 3 / 4.25; background: #ecece9; height: auto; object-fit: contain; width: 100%; }
.prize-card:nth-child(6) { grid-column: 1 / -1; margin-top: 20px; }
.prize-card:nth-child(6)::before { color: #d9f000; content: "報名禮｜凡完成報名並到場參賽者皆可獲得"; display:block; font-size:20px; font-weight:900; padding:0 0 18px; }
@media(max-width:900px){.prize-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.prize-card,.prize-card.feature,.prize-card:nth-child(4),.prize-card:nth-child(5),.prize-card:nth-child(n+6){grid-column:span 1}.prize-card:nth-child(6){grid-column:1 / -1}}