:root{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;--message-font-size: .95rem}html[data-theme=dark],.theme-dark{color-scheme:dark;--bg-primary: #020617;--bg-secondary: #0f172a;--bg-tertiary: #1e293b;--bg-sidebar: rgba(8, 11, 22, .92);--bg-input: rgba(15, 23, 42, .9);--bg-message-user: linear-gradient(135deg, #3057e1, #7c3aed);--bg-message-assistant: rgba(15, 23, 42, .85);--border-color: rgba(148, 163, 184, .12);--border-color-light: rgba(148, 163, 184, .2);--text-primary: #f8fafc;--text-secondary: #e2e8f0;--text-muted: rgba(226, 232, 240, .6);--text-muted-light: rgba(226, 232, 240, .5);--text-gray: #94a3b8;--badge-text: #c7d2fe;--streaming-indicator-color: rgba(94, 234, 212, .8);--shadow: rgba(0, 0, 0, .5);background-color:var(--bg-primary);color:var(--text-secondary)}html[data-theme=dim],.theme-dim{color-scheme:dark;--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-tertiary: #334155;--bg-sidebar: rgba(15, 23, 42, .92);--bg-input: rgba(30, 41, 59, 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rgba(148,163,184,.15)}.sync-details{margin-bottom:12px}.detail-row{display:flex;justify-content:space-between;font-size:12px;margin-bottom:4px;color:var(--text-secondary)}.detail-row span:first-child{color:var(--text-gray);font-weight:500}.failure-reasons{margin-top:8px;font-size:11px;color:#fca5a5}.failure-reason{margin-top:2px;padding:2px 6px;background:#ef44441a;border-radius:4px}.last-sync{font-size:11px;color:var(--text-gray);margin-bottom:8px}.status-actions{display:flex;gap:8px}.sync-button{background:linear-gradient(135deg,#3b82f6,#1e40af);border:none;border-radius:6px;padding:6px 12px;color:#fff;font-size:12px;font-weight:500;cursor:pointer;transition:all .2s ease;flex:1}.sync-button:hover:not(:disabled){background:linear-gradient(135deg,#2563eb,#1d4ed8);transform:translateY(-1px)}.sync-button:disabled{background:#374151;cursor:not-allowed;opacity:.6}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes 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var(--border-color);z-index:1}.error-toast{position:absolute;bottom:110px;right:32px;background:#e130492e;border:1px solid rgba(225,48,73,.35);color:#fecdd3;padding:.65rem .9rem;border-radius:12px;font-size:.88rem;max-width:360px;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}@media (max-width: 1024px){.chat-app{flex-direction:column}.sidebar{width:100%;flex-direction:row;align-items:flex-start;gap:24px;overflow-x:auto}.sidebar-header{margin-bottom:0}.sidebar-body{max-height:240px}.chat-main{flex:1}}.chat-input-container{width:min(100%,768px);margin:0 auto}.chat-input-form{display:flex;flex-direction:column;gap:8px}.chat-input-wrapper{position:relative;background:var(--bg-input);border:1px solid var(--border-color-light);border-radius:24px;padding:12px 16px;transition:border-color .2s ease,box-shadow .2s ease}.chat-input-wrapper:focus-within{border-color:#5eead480;box-shadow:0 0 0 3px 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var(--border-color-light);border-radius:12px;padding:8px;box-shadow:0 20px 25px -5px var(--shadow);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:50}.model-selector-option{width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 12px;border-radius:8px;border:none;background:transparent;color:var(--text-secondary);text-align:left;cursor:pointer;transition:background-color .2s ease}.model-selector-option:hover{background:var(--bg-tertiary)}.model-selector-option.active{background:#4f46e533}.model-option-content{flex:1}.model-option-label{font-weight:500;font-size:.9rem}.model-option-description{font-size:.8rem;color:var(--text-muted);margin-top:2px}.model-option-check{color:#4ade80}.rag-dropdown{position:relative}.rag-dropdown-trigger{display:flex;align-items:center;gap:8px;padding:6px 12px;background:var(--bg-tertiary);border:1px solid 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var(--shadow);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:50}.rag-dropdown-section{margin-bottom:12px}.rag-dropdown-section:last-child{margin-bottom:0}.rag-dropdown-section-title{font-size:.8rem;font-weight:600;color:var(--text-muted);margin:0 0 8px;text-transform:uppercase;letter-spacing:.025em}.rag-dropdown-option{width:100%;display:flex;align-items:flex-start;gap:12px;padding:10px;border-radius:8px;border:none;background:transparent;color:var(--text-secondary);text-align:left;cursor:pointer;transition:background-color .2s ease;margin-bottom:4px}.rag-dropdown-option:hover{background:#1e293b99}.rag-dropdown-option.active{background:#4f46e533;border:1px solid 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rgba(148,163,184,.1)}.rag-form-group{margin-bottom:12px}.rag-form-group:last-child{margin-bottom:0}.rag-form-label{display:block;font-size:.8rem;font-weight:500;color:var(--text-muted);margin-bottom:6px}.rag-form-select{width:100%;padding:6px 10px;background:#1e293bcc;border:1px solid rgba(148,163,184,.2);border-radius:6px;color:var(--text-primary);font-size:.85rem}.rag-form-range{width:100%;margin:8px 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.2s}.action-button:hover{background:var(--bg-secondary);border-color:var(--border-color-light)}.view-button:hover{border-color:#3b82f6;color:#3b82f6}.download-button:hover{border-color:#10b981;color:#10b981}.delete-button:hover{border-color:#ef4444;color:#ef4444}.gallery-load-more,.gallery-end{padding:2rem;text-align:center;color:var(--text-muted);font-size:.9rem}.gallery-load-more{min-height:100px;display:flex;align-items:center;justify-content:center}.document-detail-modal{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000bf;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1100;padding:2rem;animation:fadeIn .2s ease-out}.detail-content{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px;max-width:600px;width:100%;max-height:80vh;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 20px 50px var(--shadow)}.detail-header{display:flex;justify-content:space-between;align-items:center;padding:1.5rem;border-bottom:1px solid var(--border-color);background:var(--bg-tertiary)}.detail-header h3{margin:0;font-size:1.25rem;color:var(--text-primary)}.detail-body{padding:1.5rem;overflow-y:auto}.detail-row{margin-bottom:1.25rem;display:flex;flex-direction:column;gap:.5rem}.detail-row.detail-preview{flex-direction:column}.detail-label{font-size:.85rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}.detail-value{font-size:.95rem;color:var(--text-primary);word-break:break-word}.preview-text{padding:1rem;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:6px;font-family:Courier New,monospace;font-size:.85rem;line-height:1.6;white-space:pre-wrap;max-height:200px;overflow-y:auto}@media (max-width: 1024px){.document-gallery-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1.25rem;padding:1.5rem}}@media (max-width: 768px){.gallery-modal{padding:0}.gallery-container{max-width:100%;max-height:100vh;border-radius:0}.document-gallery-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem;padding:1rem}.document-card{padding:1rem}.document-icon{width:60px;height:60px}.file-extension{font-size:.9rem}.document-metadata{font-size:.8rem}.gallery-header{padding:1rem}.gallery-header h2{font-size:1.25rem}}@media (max-width: 480px){.document-gallery-grid{grid-template-columns:1fr}.document-metadata{flex-direction:column;align-items:center;gap:.25rem;font-size:.8rem}.metadata-separator{display:none}.document-actions{flex-direction:column}.action-button{width:100%}}