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@media(max-width:420px){.header-inner{gap:8px}.brand-logo{height:31px}.brand-fallback{font-size:24px}.header-actions{gap:5px}.icon-btn,.app-link{font-size:13px;padding:0 8px}.footer-groups{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
