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h1{font-size:clamp(2.2rem,11vw,3.4rem)}.side-rail,.prompt-grid,.chat-input{grid-template-columns:1fr}.chat-shell{min-height:68vh}.chat-header-row{align-items:start;flex-direction:column}.chat-header-meta{max-width:none;text-align:left}.chat-panel{max-height:58vh}.message{width:100%}.footer-disclaimer-toggle{align-items:start;flex-direction:column}.footer-disclaimer-toggle span:last-child{white-space:normal}.modal-actions{flex-direction:column-reverse}.modal-actions button{width:100%}.composer-actions{display:grid;grid-template-columns:1fr 1fr}}