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.2)}.chat-stop-btn .chat-action-btn-icon{font-size:18px;font-weight:700}.chat-voice-btn{background:linear-gradient(135deg,hsl(var(--primary)),hsl(var(--primary) / .85));color:hsl(var(--primary-foreground))}.chat-voice-btn:hover:not(:disabled){box-shadow:0 8px 28px hsl(var(--primary) / .45),0 4px 12px hsl(var(--foreground) / .2)}.chat-voice-btn.recording{background:linear-gradient(135deg,hsl(var(--destructive)),hsl(var(--destructive) / .85));box-shadow:0 6px 20px hsl(var(--destructive) / .4),0 2px 8px hsl(var(--foreground) / .15);animation:pulse-voice-btn 1.8s ease-in-out infinite}.chat-voice-btn.recording:hover:not(:disabled){box-shadow:0 8px 28px hsl(var(--destructive) / .5),0 4px 12px hsl(var(--foreground) / .2)}@keyframes pulse-voice-btn{0%,to{transform:scale(1);box-shadow:0 6px 20px hsl(var(--destructive) / .4),0 2px 8px hsl(var(--foreground) / .15)}50%{transform:scale(1.06);box-shadow:0 8px 32px hsl(var(--destructive) / .55),0 4px 16px hsl(var(--foreground) / 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cubic-bezier(.4,0,.2,1)}.top-left-btn:hover{opacity:.85}.user-bar{position:absolute;top:12px;right:12px;z-index:1000;display:flex;align-items:center;gap:8px;padding:6px 12px;background:hsl(var(--card) / .9);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-radius:8px;border:1px solid hsl(var(--border) / .5);font-size:13px}.user-name{color:hsl(var(--foreground));font-weight:500}.settings-btn{width:28px;height:28px;border:none;border-radius:6px;background:transparent;cursor:pointer;color:hsl(var(--muted-foreground));display:flex;align-items:center;justify-content:center}.settings-btn:hover{background:hsl(var(--accent));color:hsl(var(--accent-foreground))}.logout-btn{width:28px;height:28px;border:none;border-radius:6px;background:transparent;cursor:pointer;color:hsl(var(--muted-foreground));display:flex;align-items:center;justify-content:center}.logout-btn:hover{background:hsl(var(--accent));color:hsl(var(--accent-foreground))}.login-overlay{width:100vw;height:100vh;display:flex;align-items:center;justify-content:center;background:hsl(var(--background))}.login-panel{width:380px;display:flex;flex-direction:column;gap:16px;padding:32px;background:hsl(var(--card));border-radius:16px;border:1px solid hsl(var(--border));box-shadow:0 8px 32px hsl(var(--foreground) / .1)}.login-panel h2{margin:0;font-size:24px;font-weight:700;color:hsl(var(--foreground))}.login-error{padding:10px 14px;background:hsl(var(--destructive) / .1);color:hsl(var(--destructive));border-radius:8px;font-size:13px}.login-input{padding:10px 14px;border:1px solid hsl(var(--border));border-radius:8px;font-size:14px;outline:none;background:hsl(var(--background));color:hsl(var(--foreground))}.login-input:focus{border-color:hsl(var(--ring));box-shadow:0 0 0 3px hsl(var(--ring) / .1)}.login-btn{padding:10px;border:none;border-radius:8px;background:hsl(var(--primary));color:hsl(var(--primary-foreground));font-size:15px;font-weight:600;cursor:pointer}.login-btn:hover:not(:disabled){opacity:.9}.login-btn:disabled{opacity:.5;cursor:not-allowed}.login-switch{background:none;border:none;cursor:pointer;color:hsl(var(--primary));font-size:13px;text-align:center}.login-switch:hover{text-decoration:underline}.markdown-body{font-size:14px;line-height:1.7;color:hsl(var(--foreground))}.markdown-body 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0;font-size:13px}.markdown-body th,.markdown-body td{padding:6px 10px;border:1px solid hsl(var(--border));text-align:left}.markdown-body th{background:hsl(var(--muted));font-weight:600}.markdown-body a{color:hsl(var(--primary));text-decoration:none}.markdown-body a:hover{text-decoration:underline}.markdown-body img,.markdown-body svg{max-width:100%;height:auto}.markdown-body hr{border:none;border-top:1px solid hsl(var(--border));margin:12px 0}.thinking-content.markdown-body{opacity:.7;font-size:.85em}.thinking-content.markdown-body p{margin:4px 0}.app-container{position:relative;width:100vw;height:100vh;overflow:hidden}