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button,.subscription-card button{border-color:var(--ink);color:var(--paper);background:var(--ink)}.subscription-card button:disabled{border-color:var(--chat-line);color:var(--chat-muted);background:var(--chat-panel-strong)}@media (max-width:1180px){.chat-app{grid-template-columns:246px minmax(0,1fr)}.chat-app[data-sidebar=collapsed]{grid-template-columns:74px minmax(0,1fr)}.chat-app-shell{grid-template-columns:minmax(0,1fr) 290px}.chat-app[data-routing=collapsed] .chat-app-shell{grid-template-columns:minmax(0,1fr)}}@media (max-width:940px){.chat-app{grid-template-rows:auto minmax(0,1fr)}.chat-app,.chat-app[data-sidebar=collapsed],.chat-app[data-sidebar=expanded]{grid-template-columns:1fr}.chat-app-sidebar{position:fixed;z-index:80;inset:60px auto 0 0;width:min(340px,calc(100vw - 28px));display:flex;flex-direction:column;overflow:hidden;border-right:1px solid var(--chat-line);background:rgba(255,250,242,.98);box-shadow:20px 0 50px 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