:root{--bg-primary: #0a0a0f;--bg-secondary: #111118;--bg-tertiary: #1a1a24;--bg-elevated: #1e1e2e;--bg-card: rgba(26, 26, 36, .6);--bg-glass: rgba(20, 20, 35, .75);--bg-glass-hover: rgba(30, 30, 50, .85);--bg-hover: #1e1e2e;--bg-input: #1a1a24;--text-primary: #e8e8ed;--text-secondary: #a0a0b0;--text-muted: #6b6b7b;--text-accent: #818cf8;--accent: #818cf8;--accent-hover: #6366f1;--accent-light: #a5b4fc;--accent-dim: rgba(129, 140, 248, .12);--accent-glow: rgba(129, 140, 248, .3);--success: #34d399;--warning: #fbbf24;--danger: #f87171;--info: #60a5fa;--border: rgba(255, 255, 255, .06);--border-accent: rgba(129, 140, 248, .3);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 12px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .5);--shadow-glow: 0 0 20px var(--accent-glow);--radius-sm: 6px;--radius: 10px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 9999px;--font: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--transition-fast: .15s ease;--transition: all .25s cubic-bezier(.4, 0, .2, 1);--transition-slow: .4s ease;--sidebar-width: 280px;--header-height: 60px}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;width:100%;font-family:var(--font);background:var(--bg-primary);color:var(--text-primary);overflow:hidden;-webkit-font-smoothing:antialiased}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:#ffffff1f}.app-container{display:flex;height:100vh;width:100vw}.sidebar{width:var(--sidebar-width);min-width:var(--sidebar-width);background:var(--bg-secondary);border-right:1px solid var(--border);display:flex;flex-direction:column;transition:var(--transition);overflow:hidden;flex-shrink:0}.sidebar-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid 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18px}.typing-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);animation:typingBounce 1.4s infinite ease-in-out}.typing-dot:nth-child(2){animation-delay:.2s}.typing-dot:nth-child(3){animation-delay:.4s}@keyframes typingBounce{0%,80%,to{transform:scale(.6);opacity:.4}40%{transform:scale(1);opacity:1}}a{color:var(--accent);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--accent-hover)}.sidebar-tabs{display:flex;border-bottom:1px solid var(--border)}.sidebar-tab{flex:1;padding:10px;background:none;border:none;color:var(--text-muted);font-size:12px;font-weight:500;cursor:pointer;transition:var(--transition);font-family:var(--font);border-bottom:2px solid transparent}.sidebar-tab.active{color:var(--accent);border-bottom-color:var(--accent);background:var(--accent-dim)}.sidebar-tab:hover:not(.active){color:var(--text-secondary);background:var(--bg-tertiary)}.admin-section{padding:12px}.admin-section-header{font-size:13px;font-weight:600;color:var(--text-primary);margin-bottom:8px;display:flex;align-items:center;gap:6px}.admin-desc{font-size:11px;color:var(--text-muted);line-height:1.5;margin-bottom:12px}.admin-upload-btn{width:100%;padding:10px;border-radius:var(--radius);background:linear-gradient(135deg,var(--accent-dim),rgba(129,140,248,.15));border:1px dashed var(--accent);color:var(--accent);font-size:13px;font-weight:500;cursor:pointer;transition:var(--transition);font-family:var(--font);margin-bottom:12px}.admin-upload-btn:hover:not(:disabled){background:var(--accent);color:#fff;border-style:solid}.admin-upload-btn:disabled{opacity:.5;cursor:not-allowed}.enterprise-doc-list{display:flex;flex-direction:column;gap:4px}.enterprise-doc-item{display:flex;gap:8px;align-items:center;padding:8px 10px;border-radius:var(--radius-sm);background:var(--bg-tertiary);border:1px solid var(--border);font-size:12px}.enterprise-doc-icon{font-size:16px}.enterprise-doc-info{flex:1;min-width:0}.enterprise-doc-name{color:var(--text-primary);font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.enterprise-doc-meta{display:flex;gap:6px;align-items:center;color:var(--text-muted);font-size:10px;margin-top:2px}.enterprise-doc-status{padding:1px 6px;border-radius:var(--radius-full);font-size:9px;font-weight:600;text-transform:uppercase}.enterprise-doc-status.completed{background:#34d39926;color:var(--success)}.enterprise-doc-status.queued{background:#fbbf2426;color:var(--warning)}.enterprise-doc-status.processing{background:var(--accent-dim);color:var(--accent)}.enterprise-doc-status.failed{background:#f8717126;color:var(--danger)}.doc-selector-panel{border-bottom:1px solid var(--border);background:var(--bg-glass);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.doc-selector-header{display:flex;align-items:center;gap:8px;padding:10px 16px;cursor:pointer;font-size:13px;font-weight:500;color:var(--text-secondary);transition:var(--transition)}.doc-selector-header:hover{background:var(--bg-tertiary);color:var(--text-primary)}.doc-selector-chevron{font-size:10px;transition:transform .2s;color:var(--text-muted)}.doc-selector-chevron.open{transform:rotate(90deg)}.doc-selector-title{flex:1}.doc-selector-count{font-size:11px;color:var(--accent);padding:2px 8px;border-radius:var(--radius-full);background:var(--accent-dim)}.doc-selector-body{padding:0 12px 12px}.doc-selector-actions{display:flex;gap:8px;margin-bottom:8px}.doc-action-btn{padding:4px 12px;border-radius:var(--radius-sm);background:var(--bg-tertiary);border:1px solid var(--border);color:var(--text-secondary);font-size:11px;font-weight:500;cursor:pointer;transition:var(--transition);font-family:var(--font)}.doc-action-btn:hover{background:var(--accent-dim);color:var(--accent);border-color:var(--accent)}.doc-selector-list{display:flex;flex-direction:column;gap:4px;max-height:150px;overflow-y:auto}.doc-selector-item{display:flex;align-items:center;gap:8px;padding:6px 10px;border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition);font-size:12px;color:var(--text-secondary);border:1px solid transparent}.doc-selector-item:hover{background:var(--bg-tertiary)}.doc-selector-item.selected{background:var(--accent-dim);border-color:var(--border-accent);color:var(--text-primary)}.doc-selector-item.pending{opacity:.5;cursor:not-allowed}.doc-selector-item input[type=checkbox]{accent-color:var(--accent);width:14px;height:14px;cursor:pointer}.doc-icon{font-size:14px}.doc-name{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.doc-meta{display:flex;align-items:center;gap:6px;color:var(--text-muted);font-size:10px;flex-shrink:0}.doc-status-badge{padding:1px 6px;border-radius:var(--radius-full);background:#fbbf2426;color:var(--warning);font-size:9px;font-weight:600;text-transform:uppercase;animation:pulse 2s infinite}.feedback-status{font-size:10px;color:var(--success);font-weight:500;animation:fade-in-up .3s ease-out}.sources-btn{font-size:12px!important}.citation-ref{display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px;border-radius:50%;background:var(--accent-color, #3b82f6);color:#fff;font-size:10px;font-weight:600;margin-left:4px;cursor:pointer;vertical-align:super;text-decoration:none}.citation-ref:hover{background:var(--accent-hover, #2563eb)}.project-selector-overlay{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:var(--bg-primary);z-index:9999;animation:projectSelectorFadeIn .4s ease}@keyframes projectSelectorFadeIn{0%{opacity:0}to{opacity:1}}.project-selector-card{width:420px;max-width:90vw;background:var(--bg-glass);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.08);border-radius:16px;box-shadow:0 25px 60px -12px #0009,0 0 40px #818cf80d;overflow:hidden;animation:projectCardSlideUp .5s cubic-bezier(.16,1,.3,1)}@keyframes projectCardSlideUp{0%{opacity:0;transform:translateY(20px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}.project-selector-header{padding:24px 28px 16px;border-bottom:1px solid rgba(255,255,255,.06)}.project-selector-logo{display:flex;align-items:center;gap:14px}.project-selector-logo h2{margin:0;font-size:1.2rem;font-weight:700;color:var(--text-primary)}.project-selector-body{padding:24px 28px 28px}.project-selector-loading{display:flex;flex-direction:column;align-items:center;gap:16px;padding:40px 20px}.project-selector-loading p{color:var(--text-muted);font-size:.9rem;margin:0}.project-selector-spinner{width:36px;height:36px;border:3px solid rgba(129,140,248,.15);border-top-color:var(--accent);border-radius:50%;animation:projectSpin .8s linear infinite}@keyframes projectSpin{to{transform:rotate(360deg)}}.project-selector-btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:12px 20px;border:1px solid rgba(255,255,255,.1);border-radius:10px;background:#ffffff0a;color:var(--text-primary);font-size:.9rem;font-weight:500;cursor:pointer;transition:all .2s ease}.project-selector-btn:hover{background:#ffffff14;border-color:#ffffff26;transform:translateY(-1px)}.project-selector-btn.primary{background:linear-gradient(135deg,var(--accent),var(--accent-hover));border-color:transparent;color:#fff;font-weight:600}.project-selector-btn.primary:hover{box-shadow:0 4px 20px #818cf84d;transform:translateY(-1px)}.project-selector-list{display:flex;flex-direction:column;gap:6px;max-height:320px;overflow-y:auto}.project-selector-item{display:flex;align-items:center;gap:12px;width:100%;padding:12px 14px;border:1px solid rgba(255,255,255,.06);border-radius:10px;background:#ffffff05;color:var(--text-primary);cursor:pointer;transition:all .2s ease;text-align:left;font-size:.88rem}.project-selector-item:hover{background:#818cf814;border-color:#818cf833;transform:translate(4px)}.project-item-icon{font-size:1.3rem;flex-shrink:0}.project-item-info{display:flex;flex-direction:column;flex:1;min-width:0}.project-item-name{font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.project-item-slug{font-size:.75rem;color:var(--text-muted);margin-top:2px}.project-item-arrow{color:var(--text-muted);font-size:1rem;flex-shrink:0;transition:transform .2s ease}.project-selector-item:hover .project-item-arrow{transform:translate(3px);color:var(--accent)}