@media (max-width:640px){.touch-manipulation{touch-action:manipulation;min-height:44px;min-width:44px}[role=button],button,input,select,textarea{-webkit-tap-highlight-color:rgba(0,0,0,.1)}.message-content{line-height:1.5;word-break:break-word;overflow-wrap:break-word}.scroll-smooth{-webkit-overflow-scrolling:touch;scroll-behavior:smooth}input:focus,select:focus,textarea:focus{transform:none}.conversation-card{padding:12px;margin-bottom:8px}.dropdown-content{min-width:200px;padding:8px 0}.dropdown-item{min-height:44px;padding:12px 16px;display:flex;align-items:center}}@media (max-width:768px) and (orientation:landscape){.chat-header,.message-bubble{padding:8px 12px}.message-bubble{font-size:14px}.analytics-grid{gap:8px}}@media (prefers-color-scheme:dark) and (max-width:640px){.message-bubble.user{background-color:hsl(var(--primary));color:hsl(var(--primary-foreground))}.message-bubble.assistant{background-color:hsl(var(--muted));border:1px solid hsl(var(--border))}}@media (prefers-reduced-motion:reduce){.animate-bounce,.animate-pulse,.animate-spin{animation:none}.transition-all,.transition-colors,.transition-opacity{transition:none}}@media (prefers-contrast:high){.message-bubble,button{border:2px solid}}@supports (padding:max(0px)){.mobile-safe-area{padding-left:max(16px,env(safe-area-inset-left));padding-right:max(16px,env(safe-area-inset-right));padding-bottom:max(16px,env(safe-area-inset-bottom))}.mobile-safe-area-top{padding-top:max(16px,env(safe-area-inset-top))}}