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env(safe-area-inset-bottom));padding:6px max(12px,env(safe-area-inset-left)) max(6px,env(safe-area-inset-bottom)) max(12px,env(safe-area-inset-right));border-right:0;border-top:1px solid var(--line);flex-direction:row;justify-content:center}.mode-nav-btn{flex:1;max-width:160px;min-height:54px}.main{padding-bottom:calc(62px + env(safe-area-inset-bottom))}.msg.asst .bubble:has(.assistant-text){width:92%;max-width:92%}.icon-btn.menu-btn{display:grid}.sidebar{position:fixed;left:0;top:0;bottom:0;width:84vw;max-width:320px;z-index:230;transform:translate(-100%);transition:transform .18s ease-out;box-shadow:0 16px 38px #00000059}.app.sidebar-open .sidebar{transform:translate(0)}.app.sidebar-open .sidebar-backdrop{display:block}.top-title strong{max-width:52vw}.composer-actions{overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:4px}.gacha-layer{left:0;transform:none}.msg.asst .batch-cards{grid-template-columns:1fr}.lightbox{padding:64px 14px}.lightbox-img{max-height:calc(100vh - 128px)}.lightbox-btn{width:44px;height:58px;min-height:58px;font-size:34px}}