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var(--border);border-radius:var(--radius);padding:28px;text-align:center;color:var(--text-2);cursor:pointer}.dropzone:hover{border-color:var(--accent);color:var(--accent)}@media (max-width: 1200px){.chat-side{display:none}.g4{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width: 900px){.sidebar{position:fixed;z-index:40;height:100%;transform:translate(-100%);transition:transform .2s}.sidebar.open{transform:none;box-shadow:0 0 40px #0003}.mobile-only,.btn.mobile-only{display:inline-flex}.g2,.g3,.g21{grid-template-columns:1fr}.content{padding:16px}.topbar{padding:0 16px}.chat-list{width:100%}.chat-list.hide-mobile,.chat-main.hide-mobile{display:none}}@media (max-width: 560px){.hide-sm{display:none}.g4{grid-template-columns:1fr}.msg{max-width:88%}}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}