@charset "UTF-8";:root{--px-brand-50: #eff6ff;--px-brand-100: #dbeafe;--px-brand-200: #bfdbfe;--px-brand-500: #3b82f6;--px-brand-600: #2563eb;--px-brand-700: #1d4ed8;--px-brand-900: #1e3a5f;--px-bg-base: #f1f5f9;--px-bg-card: #ffffff;--px-bg-sidebar: #1e2a3a;--px-bg-header: #ffffff;--px-bg-input: #ffffff;--px-bg-row-hover: #f8fafc;--px-bg-selected: #eff6ff;--px-text-primary: #1e293b;--px-text-secondary: #374151;--px-text-muted: #6b7280;--px-text-placeholder:#9ca3af;--px-text-on-brand: #ffffff;--px-text-sidebar: #cbd5e1;--px-text-sidebar-active: #ffffff;--px-border-base: #e2e8f0;--px-border-input: #d1d5db;--px-border-focus: var(--px-brand-500);--px-success-bg: #f0fdf4;--px-success-text: #166534;--px-success-border: #bbf7d0;--px-warn-bg: #fffbeb;--px-warn-text: #92400e;--px-warn-border: #fde68a;--px-error-bg: #fef2f2;--px-error-text: #991b1b;--px-error-border: #fecaca;--px-info-bg: #eff6ff;--px-info-text: #1e40af;--px-info-border: #bfdbfe;--px-neutral-bg: #f9fafb;--px-neutral-text: #374151;--px-neutral-border: #e5e7eb;--px-space-1: 4px;--px-space-2: 8px;--px-space-3: 12px;--px-space-4: 16px;--px-space-5: 20px;--px-space-6: 24px;--px-space-8: 32px;--px-space-10: 40px;--px-space-12: 48px;--px-space-16: 64px;--px-radius-sm: 4px;--px-radius: 6px;--px-radius-md: 8px;--px-radius-lg: 12px;--px-radius-xl: 16px;--px-radius-full: 9999px;--px-shadow-xs: 0 1px 2px 0 rgb(0 0 0 / .05);--px-shadow-sm: 0 1px 3px 0 rgb(0 0 0 / .1), 0 1px 2px -1px rgb(0 0 0 / .1);--px-shadow: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--px-shadow-md: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--px-shadow-lg: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--px-font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--px-font-mono: "JetBrains Mono", "Fira Code", "Courier New", monospace;--px-text-xs: .75rem;--px-text-sm: .875rem;--px-text-base: 1rem;--px-text-lg: 1.125rem;--px-text-xl: 1.25rem;--px-text-2xl: 1.5rem;--px-text-3xl: 1.875rem;--px-leading-tight: 1.25;--px-leading-normal: 1.5;--px-leading-relaxed: 1.625;--px-sidebar-width: 240px;--px-sidebar-width-collapsed: 64px;--px-header-height: 60px;--px-content-max-width: 1400px;--px-panel-width: 400px;--px-touch-target: 44px;--px-touch-target-lg: 56px;--px-touch-gap: 8px;--px-transition-fast: .15s ease;--px-transition-normal: .2s ease;--px-transition-slow: .3s ease;--px-z-dropdown: 100;--px-z-sticky: 200;--px-z-overlay: 300;--px-z-modal: 400;--px-z-toast: 500}:root[data-theme=dark]{--px-bg-base: #0f172a;--px-bg-card: #1e293b;--px-bg-sidebar: #0f172a;--px-bg-header: #1e293b;--px-bg-input: #1e293b;--px-bg-row-hover: #2d3748;--px-bg-selected: #1e3a5f;--px-text-primary: #f1f5f9;--px-text-secondary: #e2e8f0;--px-text-muted: #94a3b8;--px-text-placeholder:#64748b;--px-border-base: #334155;--px-border-input: #475569}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;font-family:var(--px-font-family);font-size:var(--px-text-base);color:var(--px-text-primary);background-color:var(--px-bg-base);-webkit-font-smoothing:antialiased}.chat-bubble{max-width:80%;padding:var(--px-space-3) var(--px-space-4);border-radius:var(--px-radius-lg);font-size:var(--px-text-sm);line-height:var(--px-leading-relaxed);word-break:break-word}.chat-bubble--assistant{background:var(--px-bg-card);color:var(--px-text-primary);border:1px solid var(--px-border-base);border-bottom-left-radius:var(--px-radius-sm)}.chat-bubble--user{background:var(--px-brand-600);color:var(--px-text-on-brand);border-bottom-right-radius:var(--px-radius-sm)}.typing-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--px-text-muted);margin:0 2px;animation:typing 1.2s infinite}.typing-dot:nth-child(2){animation-delay:.2s}.typing-dot:nth-child(3){animation-delay:.4s}@keyframes typing{0%,80%,to{opacity:.3;transform:scale(.85)}40%{opacity:1;transform:scale(1)}}