:root{--green:#2d6a4f;--green-light:#40916c;--green-dark:#1b4332;--bg:#fafaf7;--bg-card:#fff;--text:#374151;--text-light:#6b7280;--text-heading:#1f2937;--border:#e5e7eb;--shadow:0 1px 3px #0000001a;--radius:8px;color:var(--text);background:var(--bg);font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans,Ubuntu,Cantarell,Helvetica Neue,sans-serif;font-size:16px;line-height:1.5}@media (prefers-color-scheme:dark){:root{--bg:#1a1a2e;--bg-card:#242442;--text:#d1d5db;--text-light:#9ca3af;--text-heading:#f3f4f6;--border:#374151;--shadow:0 1px 3px #0000004d}}*{box-sizing:border-box;margin:0;padding:0}body{-webkit-font-smoothing:antialiased;margin:0}.app{flex-direction:column;min-height:100dvh;display:flex}.header{border-bottom:1px solid var(--border);background:var(--bg-card);z-index:10;justify-content:space-between;align-items:center;padding:16px 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var(--border);background:var(--bg-card);cursor:pointer;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;font-size:18px;transition:background .15s;display:flex}.mic-btn:hover{background:var(--border)}.mic-btn.active{background:#ef4444;border-color:#ef4444;animation:1s ease-in-out infinite pulse-mic}@keyframes pulse-mic{0%,to{box-shadow:0 0 #ef444466}50%{box-shadow:0 0 0 8px #ef444400}}.typing-indicator{align-items:center;gap:4px;padding:4px 0;display:inline-flex}.typing-indicator span{background:var(--text-light);border-radius:50%;width:8px;height:8px;animation:1.2s ease-in-out infinite typing-dot}.typing-indicator span:nth-child(2){animation-delay:.2s}.typing-indicator span:nth-child(3){animation-delay:.4s}@keyframes typing-dot{0%,60%,to{opacity:.3;transform:scale(.8)}30%{opacity:1;transform:scale(1)}}.speaker-btn{cursor:pointer;opacity:.6;background:0 0;border:none;flex-shrink:0;padding:0 2px;font-size:16px}.speaker-btn:hover{opacity:1}.chat-actions{flex-wrap:wrap;gap:4px;margin-top:8px;display:flex}.chat-action-tag{color:var(--green);background:#2d6a4f26;border-radius:10px;padding:2px 8px;font-size:11px;font-weight:500}@media (max-width:600px){.main{padding:16px}.header{padding:12px 16px}.inline-form{flex-direction:column;align-items:stretch}.photo-timeline{grid-template-columns:1fr}.activity-item{flex-wrap:wrap}}