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#0000001f;display:flex;flex-direction:column;z-index:1001;overflow:hidden;transition:all var(--transition-normal)}.chat-panel.hidden{opacity:0;transform:translateY(20px) scale(.95);pointer-events:none}.chat-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--color-border);background:var(--color-bg)}.chat-header-title{display:flex;align-items:center;gap:var(--space-2);font-weight:600;font-size:.9375rem;color:var(--color-text)}.chat-header-title svg{color:var(--color-accent)}.chat-header-actions{display:flex;gap:var(--space-1)}.chat-messages{flex:1;overflow-y:auto;padding:var(--space-4);display:flex;flex-direction:column;gap:var(--space-3)}.chat-welcome{padding:var(--space-4);background:var(--color-accent-subtle);border-radius:var(--radius-md);font-size:.875rem;line-height:1.6}.chat-welcome p{margin-bottom:var(--space-2)}.chat-welcome p:last-child{margin-bottom:0}.chat-message{max-width:90%;padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);font-size:.875rem;line-height:1.5;animation:messageIn .2s ease}@keyframes messageIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.chat-message.user{align-self:flex-end;background:var(--color-accent);color:#fff;border-bottom-right-radius:var(--radius-sm)}.chat-message.assistant{align-self:flex-start;background:var(--color-bg);border:1px solid var(--color-border);border-bottom-left-radius:var(--radius-sm)}.chat-message.assistant pre{background:var(--color-bg-hover);padding:var(--space-2);border-radius:var(--radius-sm);overflow-x:auto;font-family:var(--font-mono);font-size:.8125rem;margin:var(--space-2) 0}.chat-message.assistant code{font-family:var(--font-mono);font-size:.8125rem;background:var(--color-bg-hover);padding:1px 4px;border-radius:3px}.chat-message.status{align-self:center;background:transparent;color:var(--color-text-tertiary);font-size:.75rem;padding:var(--space-1) var(--space-2)}.chat-message.error{background:#fef2f2;border-color:var(--color-danger);color:var(--color-danger)}.chat-typing{display:flex;gap:4px;padding:var(--space-3) var(--space-4);align-self:flex-start}.chat-typing span{width:8px;height:8px;background:var(--color-text-tertiary);border-radius:50%;animation:typing 1.4s infinite}.chat-typing span:nth-child(2){animation-delay:.2s}.chat-typing span:nth-child(3){animation-delay:.4s}@keyframes typing{0%,60%,to{transform:translateY(0)}30%{transform:translateY(-4px)}}.chat-input-container{display:flex;gap:var(--space-2);padding:var(--space-3) var(--space-4);border-top:1px solid var(--color-border);background:var(--color-bg)}.chat-input-container textarea{flex:1;border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-2) var(--space-3);font-family:var(--font-sans);font-size:.875rem;resize:none;min-height:40px;max-height:120px;background:var(--color-bg-elevated);color:var(--color-text);transition:border-color var(--transition-fast)}.chat-input-container textarea:focus{outline:none;border-color:var(--color-accent)}.chat-input-container button{width:40px;height:40px;padding:0;display:flex;align-items:center;justify-content:center;flex-shrink:0}.chat-panel.collaborating .chat-header{background:var(--color-accent-subtle)}.chat-panel.collaborating .chat-header-title:after{content:"Working...";font-size:.75rem;font-weight:400;color:var(--color-accent);margin-left:var(--space-2);animation:pulse 2s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@media (max-width: 480px){.chat-panel{bottom:0;right:0;width:100%;height:70vh;border-radius:var(--radius-lg) var(--radius-lg) 0 0}.chat-toggle-btn{bottom:var(--space-4);right:var(--space-4)}}