/* 筹码之间：沿用实验室卡片与主题规则，封面仅用 CSS。 */
.chips .lab-art { background: radial-gradient(ellipse at 70% 20%, #52614b, #203b31 64%, #142a23); }
.chip-disc { position: absolute; display: block; width: 142px; height: 142px; border: 10px dashed #d3bf95; border-radius: 50%; background: #36594a; box-shadow: inset 0 0 0 4px #234236, inset 0 0 0 6px #bca477, 0 9px 0 #132e25, 0 11px 0 #bca477; transform: rotate(-20deg) scaleY(.72); }
.chip-disc::after { content: ""; position: absolute; inset: 20px; border: 1px solid #bca477; border-radius: 50%; }
.chip-back { right: 20px; top: -8px; opacity: .65; }
.chip-front { right: 65px; top: 70px; }
.chip-small { width: 95px; height: 95px; right: -20px; top: 147px; background: #8b7050; transform: rotate(28deg) scaleY(.72); }