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#0000001a;--border-subtle:#bfbfbf80;--code-bg:#f5f5f5;--code-header-bg:#ececec;--code-border:#d8d8d8;--code-lang-color:#06c;--code-button-hover-bg:#dcdcdc;--code-text-color:#24292e;--code-comment:#6a737d;--code-keyword:#d73a49;--code-string:#032f62;--code-number:#005cc5;--code-function:#6f42c1;--code-variable:#005cc5;--code-class:#6f42c1;--clr-brand-500:#ff3c00;--error:#dc2626;--success:#16a34a;--sem-error-bg:#dc2626}[data-theme=dark]{--surface-canvas:#121212;--surface-subtle:#1e1e1f;--surface-elevated:#1f1f1f;--surface-active:#3a221b;--surface-interactive-hover:#2a2a2a;--border-default:#2e2e2f;--border-hover:#3e3e3f;--border:#2e2e2f;--text-primary:#f5f5f5;--text-secondary:#bfbfbf;--text-tertiary:#888;--text-inverse:#000;--text:#f5f5f5;--text-muted:#bfbfbf;--hover-subtle:#ff3c002e;--input-placeholder:#666;--shadow-1:0 2px 4px #0009;--shadow-2:0 4px 12px #0000007a;--shadow-3:0 8px 24px #000000a3;--shadow-sm:0 1px 2px #0000004d;--shadow-lg:0 10px 24px #000000b3;--shadow-card:0 4px 16px 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.sidebar-toggle{width:56px}.sidebar-toggle:hover{box-shadow:var(--shadow-2);transform:translateY(-1px)}.sidebar-toggle:active{transform:scale(.98)}.sidebar-action{padding:0 var(--space-4)var(--space-4)}.sidebar-button{width:100%;padding:var(--space-3)var(--space-4)var(--space-3)16px;border-radius:var(--radius-card);background:var(--surface-subtle);color:var(--text-primary);cursor:pointer;min-height:44px;transition:background var(--motion-duration-fast,.15s)var(--motion-ease-standard,ease),color var(--motion-duration-fast,.15s)var(--motion-ease-standard,ease);border:none;align-items:center;font-weight:500;display:flex;position:relative}.sidebar-button:hover{background:var(--hover-subtle)}.sidebar-button-icon{justify-content:center;align-items:center;width:20px;height:20px;display:flex;position:absolute;left:16px}.sidebar-button-text{opacity:1;white-space:nowrap;margin-left:32px;transition:opacity .2s .2s}.app-sidebar.is-collapsed .sidebar-action{padding:0 var(--space-4)var(--space-4)}.app-sidebar.is-collapsed .sidebar-button{padding:var(--space-3)var(--space-4)var(--space-3)16px}.app-sidebar.is-collapsed .sidebar-button-text{opacity:0;width:0;margin-left:0;transition:opacity .15s;overflow:hidden}.chat-list{padding:0 var(--space-4);gap:var(--space-2);flex-direction:column;flex:1;transition:opacity .2s;display:flex;overflow:hidden auto}.chat-list.is-collapsed{opacity:0;pointer-events:none;max-height:0;padding:0;overflow:hidden}.chat-item{width:100%;padding:var(--space-3)var(--space-3)var(--space-3)16px;border-radius:var(--radius-card);color:var(--text-primary);cursor:pointer;min-height:44px;transition:background var(--motion-duration-fast,.15s)var(--motion-ease-standard,ease),border-color var(--motion-duration-fast,.15s)var(--motion-ease-standard,ease),color var(--motion-duration-fast,.15s)var(--motion-ease-standard,ease);background:0 0;border:1px solid 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clamp(0px,1vw,8px);display:flex;position:relative}.messages-layout{flex:1;justify-content:center;width:100%;min-height:0;display:flex}.messages-column{flex-direction:column;flex:1;min-width:0;min-height:0;display:flex}.other-chat-generating-banner{background:linear-gradient(135deg,#ff3c0014 0%,#f3713014 100%);border:1.5px solid #ff3c0040;border-radius:8px;margin-top:30px;margin-left:12px;margin-right:12px;padding:16px 24px;animation:.3s ease-out slideDown}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.banner-content{max-width:900px;color:var(--brand-primary);align-items:center;gap:14px;margin:0 auto;font-size:15px;font-weight:500;display:flex}.banner-icon{color:var(--brand-primary);opacity:.85;flex-shrink:0;animation:2s ease-in-out infinite flip}@keyframes 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0}.messages-viewport::-webkit-scrollbar-thumb{background:color-mix(in srgb,var(--surface-subtle)80%,transparent);transition:background var(--motion-duration-fast,.15s)var(--motion-ease-standard,ease);border:3px solid #0000;border-radius:999px}.messages-viewport::-webkit-scrollbar-thumb:hover{background:color-mix(in srgb,var(--surface-subtle)100%,transparent)}.messages-viewport{scrollbar-width:thin;scrollbar-color:color-mix(in srgb,var(--surface-subtle)80%,transparent)transparent}.welcome-screen{max-width:900px;padding:var(--space-6)var(--space-4);animation:fadeIn .6s var(--motion-ease-decelerate,ease-out);margin:0 auto}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.welcome-header{text-align:center;margin-bottom:var(--space-6)}.welcome-icon{color:var(--brand-primary);margin-bottom:var(--space-3);filter:drop-shadow(0 2px 8px #ff3c0033)}.welcome-title{margin:0 0 var(--space-2)0;color:var(--text-primary);background:var(--brand-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:28px;font-weight:700}.welcome-subtitle{color:var(--text-secondary);margin:0;font-size:15px;line-height:1.5}.welcome-features{gap:var(--space-4);margin-bottom:var(--space-6);grid-template-columns:repeat(auto-fit,minmax(240px,1fr));display:grid}.feature-card{padding:var(--space-4)var(--space-5);border-radius:var(--radius-sm);transition:all var(--motion-duration-medium)var(--motion-ease-out);background:0 0;border:none}.feature-card:hover{transform:translateY(-2px)}.feature-icon{width:36px;height:36px;color:var(--brand-primary);border-radius:var(--radius-sm);margin-bottom:var(--space-2);background:linear-gradient(135deg,#ff3c001a 0%,#f371301a 100%);justify-content:center;align-items:center;display:flex}.feature-title{margin:0 0 var(--space-2)0;color:var(--text-primary);font-size:16px;font-weight:600}.feature-description{color:var(--text-secondary);margin:0;font-size:14px;line-height:1.5}.welcome-actions{text-align:center}.actions-title{margin:0 0 var(--space-3)0;color:var(--text-primary);font-size:16px;font-weight:600}.quick-actions{gap:var(--space-2);flex-direction:column;max-width:500px;margin:0 auto;display:flex}.quick-action-btn{align-items:center;gap:var(--space-2);padding:var(--space-3)var(--space-4);background:var(--surface-elevated);border:1px solid var(--border-default);border-radius:var(--radius-sm);color:var(--text-primary);cursor:pointer;transition:all var(--motion-duration-fast)var(--motion-ease-out);text-align:left;font-size:13px;font-weight:500;display:flex}.quick-action-btn:hover{background:var(--surface-interactive-hover);border-color:var(--brand-primary);transform:translate(4px)}.quick-action-btn svg{color:var(--brand-primary);flex-shrink:0}@media (max-width:768px){.welcome-screen{padding:var(--space-4)var(--space-3)}.welcome-title{font-size:24px}.welcome-subtitle{font-size:14px}.welcome-features{grid-template-columns:1fr}.quick-actions{max-width:100%}}.message-user{animation:fadeInUp .4s var(--motion-ease-decelerate,ease-out);flex-direction:column;align-items:flex-end;display:flex}.user-bubble{max-width:min(70%,640px);padding:var(--space-3)var(--space-4);background:var(--brand-primary);color:var(--text-inverse);box-shadow:var(--shadow-2);-webkit-user-select:text;user-select:text;transition:transform var(--motion-duration-fast,.15s)var(--motion-ease-standard,ease),box-shadow var(--motion-duration-fast,.15s)var(--motion-ease-standard,ease);border-radius:18px 18px 6px;font-weight:500;line-height:1.5;display:inline-block;position:relative}.user-bubble:hover{box-shadow:var(--shadow-2),0 4px 8px #0000001a;transform:translateY(-1px)}.message-user-footer{margin-top:var(--space-2);justify-content:flex-end;align-items:center;gap:var(--space-2);display:flex}.message-ai{animation:fadeInUp .4s var(--motion-ease-decelerate,ease-out);justify-content:flex-start;display:flex}.ai-card{width:100%;max-width:100%;box-shadow:none;gap:var(--space-3);-webkit-user-select:text;user-select:text;background:0 0;border:none;border-radius:0;flex-direction:column;padding:0;display:flex;position:relative}.message-footer{margin-top:var(--space-3);padding-top:var(--space-3);border-top:1px solid color-mix(in srgb,var(--border-default)30%,transparent);justify-content:space-between;align-items:center;display:flex}.message-reactions{gap:var(--space-2);visibility:hidden;display:flex}.reaction-button{border-radius:var(--radius-input);width:32px;height:32px;color:var(--text-secondary);cursor:pointer;transition:background var(--motion-duration-fast,.15s)var(--motion-ease-standard,ease),color var(--motion-duration-fast,.15s)var(--motion-ease-standard,ease),border-color var(--motion-duration-fast,.15s)var(--motion-ease-standard,ease);background:0 0;border:1px solid #0000;justify-content:center;align-items:center;display:inline-flex}.reaction-button:hover{background:var(--hover-subtle);color:var(--brand-primary);border-color:var(--border-default)}.message-actions{gap:var(--space-2);display:flex}.action-button{border-radius:var(--radius-input);color:var(--text-secondary);cursor:pointer;width:32px;height:32px;transition:background var(--motion-duration-fast,.15s)var(--motion-ease-standard,ease),color var(--motion-duration-fast,.15s)var(--motion-ease-standard,ease),border-color var(--motion-duration-fast,.15s)var(--motion-ease-standard,ease);background:0 0;border:1px solid #0000;justify-content:center;align-items:center;gap:0;padding:6px;font-size:.85rem;display:inline-flex}.action-button:hover{background:var(--hover-subtle);color:var(--brand-primary);border-color:var(--border-default)}.action-label{display:none}.markdown-content{color:var(--text-primary);-webkit-user-select:text;user-select:text;font-size:.95rem;line-height:1.6}.markdown-content h1,.markdown-content h2,.markdown-content h3{margin:var(--space-4)0 var(--space-2);font-weight:600}.markdown-content h1{font-size:1.75rem}.markdown-content h2{font-size:1.35rem}.markdown-content h3{font-size:1.15rem}.markdown-content p{margin:var(--space-3)0}.markdown-content ul,.markdown-content ol{padding-left:calc(var(--space-4) + var(--space-1));margin:var(--space-3)0}.markdown-content li{margin-bottom:var(--space-2)}.markdown-content strong{font-weight:600}.markdown-content em{font-style:italic}.markdown-content a{color:var(--brand-primary);font-weight:600;text-decoration:underline}.markdown-content 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var(--border-default);border-radius:var(--radius-sm);background:var(--surface-subtle);color:var(--text-secondary);cursor:pointer;padding:6px 14px;font-size:.85rem;font-weight:500;transition:all .2s}.dlp-filter-btn:hover{border-color:var(--brand-primary);color:var(--brand-primary);background:color-mix(in srgb,var(--brand-primary)10%,var(--surface-subtle))}.dlp-filter-btn.active{background:var(--brand-primary);color:#fff;border-color:var(--brand-primary)}.dlp-filter-approved:hover{border-color:var(--sem-success-bg);color:var(--sem-success-bg)}.dlp-filter-approved.active{background:var(--sem-success-bg);border-color:var(--sem-success-bg)}.dlp-filter-rejected:hover{border-color:var(--sem-error-bg);color:var(--sem-error-bg)}.dlp-filter-rejected.active{background:var(--sem-error-bg);border-color:var(--sem-error-bg)}.dlp-type-cell{align-items:center;gap:var(--space-2);color:var(--text-primary);font-size:.9rem;display:flex}.dlp-type-icon{border-radius:var(--radius-sm);background:color-mix(in 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