.header{background:var(--card);border-bottom:1px solid var(--border);padding:10px 20px;display:flex;justify-content:space-between;align-items:center;flex-shrink:0;box-shadow:var(--shadow)}.header-left{display:flex;align-items:center;gap:12px}.menu-toggle{background:none;border:none;font-size:22px;color:var(--text);cursor:pointer;padding:4px;border-radius:var(--radius-sm)}.logo{display:flex;align-items:center;gap:8px;font-weight:700;font-size:18px;color:var(--text)}.logo-badge{font-size:9px;background:var(--primary);color:#fff;padding:2px 10px;border-radius:12px;font-weight:600;letter-spacing:.5px}.header-right{display:flex;align-items:center;gap:12px}.status{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text-sub)}.dot{width:8px;height:8px;border-radius:50%;background:var(--success);box-shadow:0 0 8px #0b7a4f40}.dot.paranoid{background:var(--warning);box-shadow:0 0 8px #9d6b0040}.modo-btn{background:none;border:1px solid var(--border);padding:4px 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12px;border-radius:var(--radius-sm);cursor:pointer;font-size:13px;color:var(--text-sub);transition:.15s;font-weight:500}.nav-item:hover{background:var(--bg);color:var(--text)}.nav-item.active,.nav-item.tool-item.active{background:rgba(33,150,176,.08);color:var(--primary)}.paranoid-item.active{background:rgba(157,107,0,.1);color:var(--warning)}.icon{font-size:16px;flex-shrink:0}.label{flex:1}.shortcut{font-size:9px;background:var(--bg);padding:1px 8px;border-radius:10px}.divider{height:1px;background:var(--border);margin:6px 0}.projeto-ativo{margin-top:auto;padding:8px 12px;background:rgba(33,150,176,.05);border:1px solid var(--border);border-radius:var(--radius-sm)}.projeto-ativo-label{font-size:9px;color:var(--text-muted);letter-spacing:1px}.projeto-ativo-nome{font-size:11px;color:var(--primary);font-weight:600}.logout{display:flex;align-items:center;gap:10px;padding:8px 12px;margin-top:8px;cursor:pointer;border-radius:var(--radius-sm);color:var(--danger)}.logout:hover{background:rgba(185,28,28,.05)}@media (max-width: 768px){.sidebar{position:fixed;top:0;left:0;bottom:0;z-index:20;width:280px;min-width:280px;box-shadow:4px 0 24px #0000001a;transform:translate(0);padding-top:60px}.sidebar.collapsed{transform:translate(-100%);width:280px;min-width:280px;padding:60px 12px 16px}}.chat-wrap{display:flex;flex-direction:column;height:100%;width:100%;background:var(--bg)}.chat-header{display:flex;justify-content:space-between;align-items:center;padding:14px 24px;background:var(--card);border-bottom:1px solid var(--border);flex-shrink:0}.chat-projeto{color:var(--text);font-size:13px;font-weight:700}.msg-count{color:var(--text-muted);font-size:10px;letter-spacing:1px}.messages-area{flex:1;overflow-y:auto;padding:20px 24px;display:flex;flex-direction:column;gap:12px}.empty-chat{text-align:center;color:var(--text-muted);padding:40px}.msg-row{display:flex;max-width:85%}.msg-row.user{align-self:flex-end}.msg-row.assistant{align-self:flex-start}.bubble{padding:12px 16px;border-radius:var(--radius);border:1px solid var(--border);background:var(--card);color:var(--text);box-shadow:var(--shadow-sm);font-size:13px;line-height:1.6;position:relative;word-break:break-word}.msg-row.user .bubble{background:rgba(33,150,176,.1);border-color:var(--primary)}.time{display:block;font-size:9px;color:var(--text-muted);margin-top:6px;text-align:right}.typing{display:flex;gap:4px;align-items:center}.typing span{animation:blink 1.4s infinite;font-size:14px}.typing span:nth-child(2){animation-delay:.2s}.typing span:nth-child(3){animation-delay:.4s}@keyframes blink{0%,to{opacity:0}50%{opacity:1}}.input-area{padding:16px 24px;background:var(--card);border-top:1px solid var(--border);flex-shrink:0}.input-row{display:flex;gap:10px}.input-row input{flex:1;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);padding:11px 16px;font-size:14px;color:var(--text);outline:none;font-family:inherit}.file-btn{background:var(--bg);border:1px solid var(--border);padding:11px 16px;border-radius:var(--radius-sm);cursor:pointer;font-size:16px;display:flex;align-items:center}button{background:var(--primary);color:#fff;border:none;padding:11px 20px;border-radius:var(--radius-sm);font-weight:600;cursor:pointer;font-family:inherit}button:disabled{opacity:.4;cursor:not-allowed}.file-preview{display:flex;gap:8px;margin-bottom:8px}.file-tag{display:inline-flex;align-items:center;gap:4px;background:var(--bg);border:1px solid var(--border);padding:4px 10px;border-radius:12px;font-size:12px}.file-tag button{background:none;border:none;cursor:pointer;color:var(--text-muted);padding:0}.tool-panel{background:var(--card);border-left:1px solid var(--border);width:0;min-width:0;overflow:hidden;transition:all .3s ease;display:flex;flex-direction:column}.tool-panel.open{width:360px;min-width:360px;padding:16px 20px}.tool-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.tool-header h3{font-size:14px;font-weight:700}.close-btn{background:none;border:none;font-size:18px;color:var(--text-muted);cursor:pointer}.tool-content{flex:1;overflow-y:auto;font-size:13px;color:var(--text-sub)}.status-box{background:var(--bg);padding:12px;border-radius:var(--radius-sm);margin-bottom:8px}.reader-controls{background:var(--bg);padding:12px;border-radius:var(--radius-sm)}.btn-read{width:100%;margin:8px 0}:root{--bg: #F1F5F9;--card: #FFFFFF;--border: #E2E8F0;--primary: #2196B0;--primary-light: #4FC3D8;--primary-dark: #1A7A90;--text: #1E293B;--text-sub: #64748B;--text-muted: #94A3B8;--shadow: 0 2px 12px rgba(0,0,0,.06);--shadow-sm: 0 2px 8px rgba(0,0,0,.04);--radius: 12px;--radius-sm: 8px;--success: #0B7A4F;--danger: #B91C1C;--warning: #9D6B00}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;overflow:hidden;height:100vh}#root{display:flex;flex-direction:column;height:100vh}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}