.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);transition:box-shadow .2s}.cardShadowSm{box-shadow:var(--shadow-sm)}.cardShadowMd,.cardHover:hover{box-shadow:var(--shadow-md)}.cardPaddingSm{padding:16px}.cardPaddingMd{padding:24px}.cardPaddingLg{margin-top:20px;padding:32px}.cardPaddingXl{padding:40px}