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17px;border:0;border-radius:8px;background:var(--ink);color:#fff;cursor:pointer}@media(max-width:850px){.app-shell{padding:18px 18px 34px}.controls{grid-template-columns:1fr}.chart-wrap,.chart-state{height:320px}}@media(max-width:520px){.freshness{font-size:0}.chart-card{padding:20px}.card-heading{align-items:stretch;flex-direction:column}.chart-options{justify-content:space-between}.chart-wrap,.chart-state{height:270px;margin-top:20px}.empty-card{padding:42px 24px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important}}