.sync-modal-overlay{position:fixed;inset:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:10000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.sync-modal{background:#fff;border-radius:12px;padding:30px;max-width:500px;width:90%;max-height:90vh;overflow-y:auto;box-shadow:0 10px 40px #0000004d}.sync-modal h2{margin:0 0 25px;font-size:24px;color:#333;text-align:center}.sync-form{display:flex;flex-direction:column;gap:20px}.sync-stats{display:flex;gap:20px;padding:15px;background:#f8f9fa;border-radius:8px;margin-bottom:10px}.sync-stat{flex:1;display:flex;flex-direction:column;align-items:center;gap:5px}.sync-stat-label{font-size:12px;color:#666;text-transform:uppercase;letter-spacing:.5px}.sync-stat-value{font-size:28px;font-weight:700;color:#1976d2}.form-group{display:flex;flex-direction:column;gap:8px}.form-group label{font-weight:600;color:#333;font-size:14px}.form-help{font-size:12px;color:#666;margin:0;font-style:italic}.code-input,.pin-input{padding:12px;font-size:18px;border:2px solid #ddd;border-radius:8px;font-family:Courier New,monospace;letter-spacing:2px;text-align:center;text-transform:uppercase;transition:border-color .2s}.code-input:focus,.pin-input:focus{outline:none;border-color:#1976d2}.pin-input{font-size:24px;letter-spacing:8px}.sync-code-display{display:flex;flex-direction:column;gap:20px;margin-bottom:20px}.sync-code-box{display:flex;align-items:center;gap:15px;padding:20px;background:#f0f7ff;border:2px dashed #1976d2;border-radius:12px}.sync-code{flex:1;font-size:32px;font-weight:700;font-family:Courier New,monospace;letter-spacing:4px;color:#1976d2;text-align:center}.copy-btn{padding:10px 20px;background:#1976d2;color:#fff;border:none;border-radius:6px;cursor:pointer;font-weight:600;transition:background .2s}.copy-btn:hover{background:#1565c0}.sync-instructions{text-align:center;color:#666;font-size:14px;line-height:1.6;margin:0}.sync-pin-notice{text-align:center;color:#f57c00;font-size:14px;background:#fff3e0;padding:12px;border-radius:8px;margin:0}.sync-btn{padding:14px 24px;font-size:16px;font-weight:600;border:none;border-radius:8px;cursor:pointer;transition:all .2s}.sync-btn.primary{background:#1976d2;color:#fff}.sync-btn.primary:hover:not(:disabled){background:#1565c0;transform:translateY(-1px);box-shadow:0 4px 8px #1976d24d}.sync-btn.primary:disabled{background:#ccc;cursor:not-allowed}.sync-btn.close-btn{background:#f5f5f5;color:#333;margin-top:10px}.sync-btn.close-btn:hover{background:#e0e0e0}.sync-error{padding:12px;background:#ffebee;border:1px solid #ef5350;border-radius:8px;color:#c62828;font-size:14px;text-align:center}.sync-success{padding:12px;background:#e8f5e9;border:1px solid #66bb6a;border-radius:8px;color:#2e7d32;font-size:14px;text-align:center}@media (max-width: 600px){.sync-modal{padding:20px}.sync-code{font-size:24px;letter-spacing:2px}.sync-stats{flex-direction:column;gap:15px}}.grecaptcha-badge{visibility:hidden}:root{--brand-blue: #003087;--brand-green: #84BD00;--brand-orange:#E87722;--brand-gold: #F1C400;--cool-gray9: #75787B;--bg: #ffffff;--fg: #202225;--muted: var(--cool-gray9);--line: #E6E9EF;--card: #ffffff;--chip: #F5F8FF;--link: var(--brand-blue);--link-hover: #002566;--mark-bg: #FFF6CC}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:Lora,Georgia,Times New Roman,Times,serif;font-weight:400;font-size:18px;line-height:1.76;color:var(--fg);background:var(--bg)}h1,h2,h3,h4,h5,h6{font-family:Roboto,Verdana,Helvetica,Arial,sans-serif;font-weight:500;line-height:1.15;color:#333;margin:0}h1{font-size:48px}h2{font-size:32px}h3{font-size:24px}h4{font-size:20px}h5{font-size:18px}h6{font-size:14px}a{color:var(--link);text-decoration:none}a:hover{color:var(--link-hover);text-decoration:underline}.wrap{display:flex;flex-direction:column;height:100%;max-width:1200px;margin:0 auto}header{padding:20px;border-bottom:1px solid var(--line)}header h1{font-size:32px;color:var(--brand-blue)}.sub{color:var(--muted);margin-top:6px;font-size:14px}.poc-note{color:var(--muted);margin-top:12px;font-size:12px;line-height:1.5;padding:8px 12px;background:#f8fafd;border:1px solid #E6E9EF;border-radius:6px}.poc-note a{color:var(--brand-blue);text-decoration:underline}.poc-note a:hover{color:var(--link-hover)}.content{display:grid;grid-template-columns:360px 1fr;gap:20px;padding:20px 20px 96px}.content-fullwidth{display:block;padding:20px 20px 96px;width:100%}.chat{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px;min-height:min-content;max-height:70vh;overflow:auto}.msg{padding:10px 12px;border-radius:10px;margin:8px 4px;white-space:pre-wrap;border:1px solid var(--line);background:#fafbfe}.msg.user{border-color:#00308740;background:#f2f6ff;display:flex;justify-content:space-between;align-items:flex-start;gap:8px}.msg.assistant{border-color:#75787b40;background:#f8fafd}.results{min-height:60vh}.query-explanation{display:flex;align-items:flex-start;gap:12px;background:var(--chip);border:1px solid var(--brand-blue);border-radius:8px;padding:16px;margin-bottom:20px;font-size:16px;line-height:1.5;flex-wrap:wrap}.explanation-icon{font-size:20px;flex-shrink:0}.explanation-text{color:var(--brand-blue);font-weight:500;flex:1}.copy-to-search-btn{background:none;border:none;font-size:16px;cursor:pointer;padding:4px;border-radius:4px;transition:background-color .2s;opacity:.7;flex-shrink:0}.copy-to-search-btn:hover{background:#0030871a;opacity:1}.copy-to-search-btn:active{transform:scale(.95)}.msg-copy-btn{font-size:14px;margin-left:auto}.expansion-controls{margin-bottom:20px;padding:12px 16px;background:#f8fafc;border:1px solid #e2e8f0;border-radius:8px}.expansion-label{font-size:14px;font-weight:500;color:var(--muted);margin-bottom:8px}.expansion-buttons{display:flex;gap:8px;flex-wrap:wrap}.expansion-btn{background:#fff;border:1px solid #d1d5db;border-radius:6px;padding:6px 12px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s;color:#4b5563}.expansion-btn:hover{border-color:var(--brand-blue);color:var(--brand-blue);background:var(--chip)}.expansion-btn.active{background:var(--brand-blue);border-color:var(--brand-blue);color:#fff}.expansion-btn.active:hover{background:var(--link-hover);border-color:var(--link-hover)}.generated-answer{background:linear-gradient(135deg,#f8fafc,#e2e8f0);border:2px solid var(--brand-blue);border-radius:12px;padding:20px;margin-bottom:24px;box-shadow:0 2px 8px #0000001a}.answer-header{display:flex;align-items:center;gap:12px;margin-bottom:16px}.answer-icon{font-size:24px;flex-shrink:0}.answer-title{color:var(--brand-blue);font-weight:600;font-size:18px;font-family:Roboto,Verdana,Helvetica,Arial,sans-serif}.answer-content{color:#1a202c;font-size:14px;line-height:1.5;background:#fff;padding:16px;border-radius:8px;border:1px solid #e2e8f0;white-space:pre-wrap;overflow-wrap:break-word}.answer-content.scrollable{max-height:400px;overflow-y:auto;overflow-x:hidden}.answer-content.scrollable::-webkit-scrollbar{width:8px}.answer-content.scrollable::-webkit-scrollbar-track{background:#f1f5f9;border-radius:4px}.answer-content.scrollable::-webkit-scrollbar-thumb{background:var(--brand-blue);border-radius:4px}.answer-content.scrollable::-webkit-scrollbar-thumb:hover{background:#2563eb}.card{background:var(--card);border:1px solid var(--line);border-radius:12px;margin-bottom:12px;box-shadow:0 1px 3px #00000014;overflow:hidden}.card-header{padding:16px;position:relative}.session-badge{display:inline-block;background:var(--brand-blue);color:#fff;font-size:11px;font-weight:600;padding:4px 8px;border-radius:4px;margin-bottom:8px;font-family:Roboto,Verdana,Helvetica,Arial,sans-serif}.card-title{font-family:Roboto,Verdana,Helvetica,Arial,sans-serif;font-weight:500;font-size:16px;line-height:1.3;color:var(--brand-blue);margin-bottom:8px;padding-right:20px}.card-meta-compact{font-size:13px;line-height:1.4}.authors-compact{color:#2a2f3a;margin-bottom:4px;font-weight:400}.session-info-compact{color:var(--muted);font-size:12px;display:flex;flex-wrap:wrap;gap:8px}.expand-toggle{position:absolute;top:16px;right:16px;background:var(--chip);border:1px solid var(--line);border-radius:6px;padding:6px 10px;font-size:12px;font-weight:500;color:var(--brand-blue);cursor:pointer;display:flex;align-items:center;gap:4px;min-height:44px;font-family:Roboto,Verdana,Helvetica,Arial,sans-serif}.expand-toggle:hover{background:#e8f1ff;border-color:var(--brand-blue)}.expand-icon{font-size:14px;transition:transform .2s ease;line-height:1}.expand-icon.expanded{transform:rotate(180deg)}.card-expandable{max-height:0;overflow:hidden;transition:max-height .3s ease}.card-expandable.expanded{max-height:4000px}@media (max-width: 768px){.card-expandable.expanded{max-height:6000px}.expandable-content{padding:0 12px 12px}.abstract,.simplified_abstract{word-wrap:break-word;overflow-wrap:break-word}}.expandable-content{padding:0 16px 16px;border-top:1px solid var(--line)}.meta-full{margin-bottom:16px;padding-top:12px}.score{color:var(--muted);font-size:11px;margin-bottom:8px;text-transform:uppercase;letter-spacing:.5px}.session-full,.authors-full,.speakers-full{font-size:13px;line-height:1.4;margin-bottom:6px}.session-full strong,.authors-full strong,.speakers-full strong{color:var(--brand-blue);font-weight:500}.meta{color:var(--muted);font-size:12px;margin-top:6px;display:flex;gap:10px;flex-wrap:wrap}.authors{margin-top:8px;font-size:14px;color:#2a2f3a}.block{margin-top:12px}.label{font-family:Roboto,Verdana,Helvetica,Arial,sans-serif;font-size:12px;color:var(--muted);margin-bottom:6px;text-transform:uppercase;letter-spacing:.04em}.text{line-height:1.6}.topics{margin:6px 0 0 18px}.topics li{margin:4px 0}.topics-chips{display:flex;flex-direction:column;gap:8px;margin-top:8px}.topic-chip{background:var(--chip);border:1px solid #E1E8F7;border-radius:8px;padding:10px 12px;font-size:13px;line-height:1.4}.topic-chip strong{color:var(--brand-blue);font-weight:500}.topic-desc{color:#2a2f3a;font-weight:400}.content-detail{margin-bottom:16px}.content-detail:last-child{margin-bottom:0}.content-detail-label{font-family:Roboto,Verdana,Helvetica,Arial,sans-serif;font-size:13px;font-weight:500;color:var(--brand-blue);margin-bottom:8px;text-transform:uppercase;letter-spacing:.3px}.hl{border-top:1px dashed var(--line);margin-top:12px;padding-top:10px}.hl-field{margin-bottom:6px}.hl-name{color:var(--muted);font-size:12px;margin-bottom:4px}.hl-frag{background:var(--mark-bg);border:1px solid #F7E38A;padding:8px;border-radius:8px;margin:4px 0}mark{background:var(--mark-bg)}.pagination{margin-top:24px;padding:16px 0;border-top:1px solid var(--line)}.pagination-info{font-size:12px;color:var(--muted);text-align:center;margin-bottom:16px;font-family:Roboto,Verdana,Helvetica,Arial,sans-serif}.pagination-controls{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap}.pagination-btn{font-family:Roboto,Verdana,Helvetica,Arial,sans-serif;font-size:13px;font-weight:500;padding:8px 12px;border-radius:6px;border:1px solid var(--line);background:var(--card);color:var(--brand-blue);cursor:pointer;min-height:44px;white-space:nowrap}.pagination-btn:hover:not(:disabled){background:var(--chip);border-color:var(--brand-blue)}.pagination-numbers{display:flex;align-items:center;gap:4px}.pagination-number{font-family:Roboto,Verdana,Helvetica,Arial,sans-serif;font-size:13px;font-weight:500;width:44px;height:44px;border-radius:6px;border:1px solid var(--line);background:var(--card);color:var(--brand-blue);cursor:pointer;display:flex;align-items:center;justify-content:center}.pagination-number:hover:not(:disabled){background:var(--chip);border-color:var(--brand-blue)}.pagination-number.active{background:var(--brand-blue);color:#fff;border-color:var(--brand-blue)}.pagination-number:disabled{opacity:.5;cursor:not-allowed}.pagination-dots{padding:0 8px;color:var(--muted);font-size:13px}.sort-selector{display:flex;align-items:center;gap:8px;margin-bottom:16px;padding:12px 16px;background:var(--chip);border:1px solid var(--line);border-radius:8px;flex-wrap:wrap}.sort-label{font-family:Roboto,Verdana,Helvetica,Arial,sans-serif;font-size:13px;font-weight:500;color:var(--brand-blue);white-space:nowrap}.sort-field-select,.sort-direction-select{font-family:Roboto,Verdana,Helvetica,Arial,sans-serif;font-size:13px;padding:6px 8px;border:1px solid var(--line);border-radius:4px;background:var(--card);color:var(--fg);cursor:pointer;min-height:32px}.sort-field-select:hover:not(:disabled),.sort-direction-select:hover:not(:disabled){border-color:var(--brand-blue)}.sort-field-select:focus,.sort-direction-select:focus{outline:2px solid var(--brand-blue);outline-offset:1px}.sort-field-select:disabled,.sort-direction-select:disabled{opacity:.5;cursor:not-allowed}.inputbar{position:fixed;left:0;right:0;bottom:0;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#ffffffe6;border-top:1px solid var(--line);padding:10px;display:flex;gap:8px}@media (max-width: 768px){.inputbar{padding:8px;gap:6px}}.inputbar input{flex:1;padding:12px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--fg);font-size:16px}.button-group{display:flex;gap:8px;flex-wrap:wrap}.button-text-full{display:inline}.button-text-short{display:none}@media (max-width: 768px){.button-group{flex-direction:column;gap:12px;width:100%}.button-new-search,.button-continue-search{width:100%;padding:14px 16px;font-size:16px;white-space:normal}.button-text-full{display:none}.button-text-short{display:inline}.inputbar button{padding:12px 10px;font-size:14px;min-width:0}}@media (max-width: 480px){.button-new-search,.button-continue-search{padding:12px 14px;font-size:15px}}.inputbar button{padding:12px 16px;border:none;border-radius:10px;color:#fff;font-weight:600;font-family:Roboto,Verdana,Helvetica,Arial,sans-serif;cursor:pointer;white-space:nowrap}.button-new-search{background:var(--brand-blue)}.button-new-search:hover{background:#06286b}.button-new-search:disabled{opacity:.6;cursor:not-allowed}.button-continue-search{background:var(--brand-green);color:#0b1a04}.button-continue-search:hover{background:#5e9a00}.button-continue-search:disabled{opacity:.6;cursor:not-allowed}.button-secondary{background:var(--brand-green);color:#0b1a04}.button-secondary:hover{background:#5e9a00}.refinement-help{text-align:center;margin-top:12px;padding:12px 16px;background:linear-gradient(135deg,#f8f9fa,#e9ecef);border-radius:8px;border-left:4px solid var(--brand-green);color:var(--cool-gray9);font-size:14px;line-height:1.4}.refinement-help strong{color:var(--brand-blue)}.model-selector{background:#f8f9fa;padding:12px 20px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:12px}.model-selector label{font-family:Roboto,Verdana,Helvetica,Arial,sans-serif;font-weight:500;color:var(--brand-blue);font-size:14px}.model-selector select{flex:1;max-width:400px;padding:8px 12px;border:1px solid var(--line);border-radius:6px;background:#fff;font-size:14px;color:var(--fg)}.model-selector select:focus{outline:none;border-color:var(--brand-blue);box-shadow:0 0 0 2px #0030871a}.expansion-selector{background:#f8f9fa;padding:12px 20px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:12px}.expansion-selector label{font-family:Roboto,Verdana,Helvetica,Arial,sans-serif;font-weight:500;color:var(--brand-blue);font-size:14px}.expansion-selector select{flex:1;max-width:400px;padding:8px 12px;border:1px solid var(--line);border-radius:6px;background:#fff;font-size:14px;color:var(--fg)}.expansion-selector select:focus{outline:none;border-color:var(--brand-blue);box-shadow:0 0 0 2px #0030871a}.error:not(.stat-value){position:fixed;bottom:64px;left:50%;transform:translate(-50%);background:#fce8ea;color:#7d1a26;border:1px solid #F5C2C7;padding:10px 14px;border-radius:10px}@media (max-width: 980px){.content{grid-template-columns:1fr;gap:16px;padding:16px 16px 96px}.content-fullwidth{padding:16px 16px 96px}.chat{min-height:min-content;max-height:50vh;margin-bottom:8px}.results{min-height:32vh}.expand-toggle{min-height:48px;padding:8px 12px;font-size:13px}.card-header{padding:14px}.expandable-content{padding:0 14px 14px}.pagination{margin-top:20px;padding:12px 0}.pagination-controls{gap:8px}.pagination-numbers{gap:2px}.pagination-number{width:40px;height:40px;font-size:12px}.sort-selector{padding:10px 12px;margin-bottom:14px}.sort-field-select,.sort-direction-select{font-size:12px;padding:5px 7px}}@media (max-width: 480px){header{padding:16px}header h1{font-size:20px}.poc-note{font-size:11px;padding:6px 10px;margin-top:10px}.content,.content-fullwidth{padding:12px 12px 96px}.chat{padding:10px}.card-header{padding:12px}.card-title{font-size:15px;padding-right:16px}.expand-toggle{right:12px;top:12px}.expandable-content{padding:0 12px 12px}.pagination-info{font-size:11px;margin-bottom:12px}.pagination-controls{gap:6px}.pagination-numbers{gap:1px}.pagination-number{width:36px;height:36px;font-size:11px}.pagination-btn{font-size:12px;padding:6px 10px;min-height:36px}.sort-selector{padding:8px 10px;margin-bottom:12px;gap:6px}.sort-label{font-size:12px}.sort-field-select,.sort-direction-select{font-size:11px;padding:4px 6px;min-height:28px}}.button-help{width:40px;height:40px;border-radius:50%;background:var(--brand-blue);color:#fff;border:none;font-size:16px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease}.button-help:hover{background:#2563eb;transform:scale(1.05)}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.modal-content{background:#fff;border-radius:12px;width:100%;max-width:700px;max-height:80vh;overflow-y:auto;box-shadow:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px 16px;border-bottom:1px solid #e5e7eb}.modal-header h3{margin:0;font-size:20px;font-weight:600;color:var(--brand-blue)}.modal-close{background:none;border:none;font-size:24px;color:#6b7280;cursor:pointer;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:4px;transition:all .2s ease}.modal-close:hover{background:#f3f4f6;color:#374151}.modal-body{padding:20px 24px 24px}.help-section{margin-bottom:24px}.help-section:last-child{margin-bottom:0}.help-section h4{margin:0 0 12px;font-size:16px;font-weight:600;color:#374151}.help-section p{margin:0 0 12px;color:#6b7280;line-height:1.5}.help-section ul{margin:0;padding-left:20px;color:#6b7280}.help-section li{margin-bottom:6px;line-height:1.4}.example-queries{display:flex;flex-direction:column;gap:8px}.example-queries button{background:#f8fafc;border:1px solid #e2e8f0;border-radius:6px;padding:10px 12px;text-align:left;font-family:inherit;font-size:14px;color:var(--brand-blue);cursor:pointer;transition:all .2s ease}.example-queries button:hover{background:#e0f2fe;border-color:var(--brand-blue)}@media (max-width: 640px){.modal-overlay{padding:10px}.modal-content{max-height:90vh}.modal-header{padding:16px 20px 12px}.modal-header h3{font-size:18px}.modal-body{padding:16px 20px 20px}.help-section{margin-bottom:20px}.example-queries button{padding:8px 10px;font-size:13px}}.search-tabs{display:flex;background:var(--bg);border-bottom:2px solid var(--line);margin-bottom:0;padding:0 20px;flex-wrap:wrap}.search-tabs .tab{background:none;border:none;padding:16px 24px;font-family:Roboto,Verdana,Helvetica,Arial,sans-serif;font-weight:500;font-size:16px;color:var(--muted);cursor:pointer;transition:all .2s ease;border-bottom:3px solid transparent;white-space:nowrap;position:relative;top:2px}.search-tabs .tab:hover{color:var(--brand-blue);background:var(--chip)}.search-tabs .tab.active{color:var(--brand-blue);border-bottom-color:var(--brand-blue);background:var(--bg)}.search-tabs .tab:focus{outline:2px solid var(--brand-blue);outline-offset:2px}.external-content{height:calc(100vh - 200px);width:100%;position:relative}.external-iframe{width:100%;height:100%;border:1px solid var(--line);border-radius:8px;background:var(--bg)}.schedule-iframe-container{width:100%;min-height:calc(100vh - 200px);border:1px solid var(--line);border-radius:8px;overflow:hidden;box-shadow:0 2px 8px #0030871a}.full-schedule-view{position:fixed;inset:0;background:var(--bg);z-index:1000;display:flex;flex-direction:column;overflow:hidden}.full-schedule-header{background:var(--brand-blue);color:#fff;padding:20px;display:flex;align-items:center;gap:20px;box-shadow:0 2px 8px #00308733;flex-shrink:0}.back-to-search{background:#fff3;color:#fff;border:1px solid rgba(255,255,255,.3);padding:8px 16px;border-radius:20px;cursor:pointer;font-size:14px;font-weight:500;transition:all .2s ease;text-decoration:none;display:inline-flex;align-items:center;gap:8px}.back-to-search:hover{background:#ffffff4d;transform:translate(-2px)}.full-schedule-header h1{color:#fff;font-size:28px;margin:0;flex-grow:1}.schedule-stats{color:#fffc;font-size:14px;white-space:nowrap}.schedule-controls{background:var(--card);padding:20px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:20px;flex-shrink:0}.session-filter{display:flex;align-items:center;gap:10px}.session-filter label{font-weight:500;color:var(--fg)}.session-filter select{padding:8px 12px;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--fg);font-size:14px}.expand-controls{display:flex;gap:10px}.expand-btn{background:var(--chip);color:var(--brand-blue);border:1px solid transparent;padding:8px 16px;border-radius:6px;cursor:pointer;font-size:14px;font-weight:500;transition:all .2s ease}.expand-btn:hover{background:var(--brand-blue);color:#fff}.schedule-content{flex:1;padding:20px}.schedule-content-container{max-height:calc(100vh - 200px);overflow-y:auto;padding:20px}.schedule-content-container h2{color:var(--brand-blue);margin-bottom:16px;font-size:24px}.schedule-content-container .schedule-stats{background:var(--chip);padding:12px 16px;border-radius:8px;margin-bottom:20px;font-size:14px;color:var(--muted);font-family:Roboto,Verdana,Helvetica,Arial,sans-serif;font-weight:500}.schedule-fullwidth-container{width:100%;max-height:calc(100vh - 200px);overflow-y:auto}.schedule-fullwidth-container .schedule-stats{background:var(--chip);padding:16px 20px;border-radius:8px;margin-top:0;margin-bottom:24px;font-size:16px;color:var(--muted);font-family:Roboto,Verdana,Helvetica,Arial,sans-serif;font-weight:500;text-align:center}@media (max-width: 768px){.schedule-content-container{padding:16px;max-height:calc(100vh - 180px)}.schedule-content-container h2{font-size:20px;margin-bottom:12px}.schedule-content-container .schedule-stats{padding:10px 12px;font-size:12px;margin-bottom:16px}.schedule-fullwidth-container .schedule-stats{padding:12px 16px;font-size:14px;margin-bottom:20px}}.session-block{background:var(--card);border:1px solid var(--line);border-radius:8px;margin-bottom:16px;overflow:hidden;box-shadow:0 1px 3px #0000001a}.session-header{padding:16px 20px;background:var(--bg);cursor:pointer;display:flex;align-items:flex-start;gap:16px;transition:background-color .2s ease;border-bottom:1px solid var(--line)}.session-header:hover,.session-header.expanded{background:var(--chip)}.session-badge{background:var(--brand-blue);color:#fff;padding:4px 8px;border-radius:4px;font-size:12px;font-weight:600;flex-shrink:0}@media (max-width: 768px){.session-badge{max-width:80px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}}.session-info{flex:1;min-width:0}.session-title{font-size:18px;font-weight:500;color:var(--brand-blue);margin:0 0 8px;line-height:1.4}.session-meta{display:flex;flex-wrap:wrap;gap:12px;font-size:14px;color:var(--muted)}.session-meta span{display:flex;align-items:center;gap:4px}.toggle-icon{color:var(--muted);transition:transform .2s ease;font-size:16px;flex-shrink:0;margin-top:2px}.session-header.expanded .toggle-icon{transform:rotate(180deg)}.presentations-container{background:#fafbfc;border-top:1px solid var(--line)}.presentation-card{border-bottom:1px solid var(--line);background:var(--bg)}.presentation-card:last-child{border-bottom:none}.presentation-header{padding:16px 20px;cursor:pointer;display:flex;align-items:flex-start;gap:12px;transition:background-color .2s ease}.presentation-header:hover{background:var(--chip)}.presentation-number{background:var(--brand-blue);color:#fff;padding:4px 8px;border-radius:4px;font-size:12px;font-weight:500;flex-shrink:0;min-width:32px;text-align:center}.presentation-info{flex:1;min-width:0}.presentation-title{font-size:16px;font-weight:500;color:var(--fg);margin:0 0 6px;line-height:1.4}.presentation-authors{font-size:14px;line-height:1.4}.authors-full{margin-bottom:4px;color:var(--fg)}.authors-full strong{color:var(--fg);font-weight:500}.speakers-full{color:var(--fg)}.speakers-full strong{color:var(--fg);font-weight:500}.presentation-details{padding:0 20px 16px 52px;background:#fafbfc;border-top:1px solid var(--line)}.abstract{margin-bottom:16px}.abstract strong{color:var(--brand-blue);font-weight:500}.abstract p{margin:8px 0 0;line-height:1.6;color:var(--fg)}.topics{margin-bottom:0}.topics strong{color:var(--brand-blue);font-weight:500}.topic-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}.topic-tag{background:var(--chip);color:var(--brand-blue);padding:4px 8px;border-radius:12px;font-size:12px;font-weight:500}.loading-container,.error-container{flex:1;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:16px;padding:40px}.loading{color:var(--muted);font-size:18px}.loading-modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:10000;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.loading-modal-content{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:40px 60px;display:flex;flex-direction:column;align-items:center;gap:20px;box-shadow:0 8px 32px #0000004d}.loading-spinner{width:48px;height:48px;border:4px solid var(--line);border-top-color:var(--brand-blue);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-modal-text{color:var(--fg);font-size:16px;font-weight:500}.error{color:#dc2626;font-size:16px;text-align:center}.pagination{background:var(--card);border-top:1px solid var(--line);padding:16px 20px;display:flex;justify-content:space-between;align-items:center;flex-shrink:0}.pagination-info{color:var(--muted);font-size:14px}.pagination-controls{display:flex;gap:8px}.pagination-btn{background:var(--chip);color:var(--brand-blue);border:1px solid transparent;padding:8px 16px;border-radius:6px;cursor:pointer;font-size:14px;font-weight:500;transition:all .2s ease}.pagination-btn:hover:not(:disabled){background:var(--brand-blue);color:#fff}.pagination-btn:disabled{opacity:.5;cursor:not-allowed}@media (max-width: 768px){.full-schedule-header{padding:15px;flex-direction:column;align-items:flex-start;gap:15px}.back-to-search{align-self:flex-start}.full-schedule-header h1{font-size:24px}.schedule-controls{flex-direction:column;align-items:stretch;gap:16px}.session-meta{flex-direction:column;gap:8px}.presentation-header{padding:12px 16px;flex-direction:column;gap:8px}.presentation-details{padding:0 16px 12px}.pagination{flex-direction:column;gap:12px}}.external-link-content{padding:40px 20px;display:flex;flex-wrap:wrap;justify-content:center;align-items:flex-start;gap:24px}.external-link-fullscreen{flex:1;display:flex;justify-content:center;align-items:center;padding:60px 40px;min-height:calc(100vh - 120px)}.external-link-card{flex:0 1 320px;text-align:center;padding:32px;background:var(--card);border-radius:12px;border:2px solid var(--line);box-shadow:0 4px 12px #0030871a;display:flex;flex-direction:column;gap:16px}.external-link-fullscreen .external-link-card{max-width:600px;padding:60px;box-shadow:0 8px 32px #00308726;border:2px solid var(--brand-blue)}.external-link-fullscreen .external-link-card h2{font-size:32px;margin-bottom:24px;color:var(--brand-blue)}.external-link-fullscreen .external-link-card p{font-size:18px;line-height:1.6;margin-bottom:32px}.external-link-card h2{color:var(--brand-blue);margin:0;font-size:24px}.external-link-card p{color:var(--fg);margin:0;line-height:1.5;font-size:15px}.external-link-button{display:inline-block;padding:12px 24px;background:var(--brand-blue);color:#fff;text-decoration:none;border-radius:8px;font-family:Roboto,Verdana,Helvetica,Arial,sans-serif;font-weight:500;font-size:16px;transition:all .2s ease}.external-link-button:hover{background:var(--link-hover);color:#fff;text-decoration:none;transform:translateY(-1px);box-shadow:0 4px 12px #00308733}.external-link-note{color:var(--muted);font-size:14px;margin-bottom:0}@media (max-width: 768px){.external-link-card{flex:1 1 100%;max-width:100%;min-height:auto}.external-link-content{padding:20px;gap:16px}}.placeholder-content{padding:40px 20px;text-align:center}.coming-soon{max-width:600px;margin:0 auto;padding:40px;background:var(--chip);border-radius:12px;border:2px dashed var(--brand-blue)}.coming-soon h2{color:var(--brand-blue);margin-bottom:16px}.coming-soon p{color:var(--muted);margin-bottom:12px;line-height:1.6}.coming-soon p:last-child{margin-bottom:0}.mobile-nav-dropdown{display:none;padding:0 20px 20px;border-bottom:2px solid var(--line);background:var(--bg)}.mobile-tab-select{width:100%;padding:12px 40px 12px 16px;font-family:Roboto,Verdana,Helvetica,Arial,sans-serif;font-weight:500;font-size:16px;color:var(--fg);background:var(--bg);border:2px solid var(--line);border-radius:8px;cursor:pointer;appearance:none;background-image:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 16 16" fill="%23333"><path d="M4.5 6L8 9.5 11.5 6z"/></svg>');background-repeat:no-repeat;background-position:right 12px center;background-size:16px}.mobile-tab-select:focus{outline:none;border-color:var(--brand-blue);box-shadow:0 0 0 2px #0030871a}@media (max-width: 768px){.search-tabs{display:none}.mobile-nav-dropdown{display:block}.external-content{height:calc(100vh - 180px)}.coming-soon{padding:20px}}@media (min-width: 769px){.search-tabs{display:flex}.mobile-nav-dropdown{display:none}}.admin-error{background:#fee;border:2px solid #fcc;color:#c00;padding:15px;border-radius:8px;margin:20px 0}.admin-record{background:var(--card);border:2px solid var(--line);border-radius:12px;padding:25px;margin-top:20px}.admin-record-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:25px;padding-bottom:15px;border-bottom:2px solid var(--line)}.admin-record-header h3{margin:0;color:var(--fg)}.admin-record-actions{display:flex;gap:10px}.admin-btn{padding:10px 16px;border:none;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;transition:background-color .2s}.admin-btn:disabled{opacity:.5;cursor:not-allowed}.admin-btn-save{background:var(--brand-green);color:#fff}.admin-btn-save:hover:not(:disabled){background:#739900}.admin-btn-cancel{background:var(--brand-orange);color:#fff}.admin-btn-cancel:hover:not(:disabled){background:#d66b1a}.admin-btn-delete{background:#dc3545;color:#fff}.admin-btn-delete:hover:not(:disabled){background:#c82333}.admin-canceled-notice{background:#fff3cd;border:2px solid #ffeaa7;color:#856404;padding:12px 16px;border-radius:6px;margin-bottom:20px;font-weight:500}.admin-fields{display:grid;gap:20px}.admin-field{display:flex;flex-direction:column}.admin-field label{font-weight:500;margin-bottom:8px;color:var(--fg)}.admin-field-input,.admin-field-textarea{padding:10px 12px;border:2px solid var(--line);border-radius:6px;font-size:14px;font-family:inherit}.admin-field-input:focus,.admin-field-textarea:focus{outline:none;border-color:var(--brand-blue);box-shadow:0 0 0 2px #0030871a}.admin-field-textarea{resize:vertical;min-height:120px}.admin-authors-preview{background:var(--chip);border-radius:6px;padding:15px;max-height:200px;overflow-y:auto}.admin-author{padding:5px 0;border-bottom:1px solid var(--line);font-size:14px}.admin-author:last-child{border-bottom:none}.admin-edit-btn{background:var(--brand-blue);color:#fff;border:none;width:28px;height:28px;border-radius:4px;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:14px;transition:background-color .2s;flex-shrink:0}.admin-edit-btn:hover{background:var(--link-hover)}.admin-modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.admin-modal{background:var(--bg);border-radius:12px;width:100%;max-width:800px;max-height:90vh;overflow:hidden;box-shadow:0 20px 40px #0003;border:2px solid var(--brand-orange)}.admin-modal-header{background:var(--brand-blue);color:#fff;padding:20px;display:flex;justify-content:space-between;align-items:center}.admin-modal-header h3{margin:0;font-size:18px;color:#fff}.admin-modal-close{background:none;border:none;color:#fff;font-size:20px;cursor:pointer;width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background-color .2s}.admin-modal-close:hover{background:#fff3}.admin-modal-content{padding:20px;max-height:calc(90vh - 100px);overflow-y:auto}.admin-modal-actions{display:flex;gap:12px;margin-bottom:25px;padding-bottom:20px;border-bottom:2px solid var(--line);flex-wrap:wrap}.admin-modal-actions .admin-btn{flex:1;min-width:140px}@media (max-width: 768px){.admin-record-header{flex-direction:column;align-items:flex-start;gap:15px}.admin-record-actions{width:100%;justify-content:flex-start;flex-wrap:wrap}.admin-btn{flex:1;min-width:120px}}.card-canceled{position:relative;opacity:.8;border-color:#fcc;background:#fff8f8}.card-canceled-banner{position:absolute;top:-1px;right:-1px;background:#dc3545;color:#fff;padding:4px 8px;font-size:12px;font-weight:700;border-radius:0 8px 0 6px;z-index:10}.card-canceled .card-title,.card-canceled .card-meta-compact{text-decoration:line-through;color:#888}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:absolute;top:-100px;left:6px;background:var(--brand-blue);color:#fff;padding:8px;text-decoration:none;border-radius:4px;z-index:1000;transition:top .3s;opacity:0}.skip-link:focus{top:6px;opacity:1}.tab:focus,button:focus,input:focus,select:focus{outline:2px solid var(--brand-blue);outline-offset:2px}@media (prefers-contrast: high){.tab:focus,button:focus,input:focus,select:focus{outline:3px solid #000;outline-offset:2px}}.query-history{padding:20px;height:100%;display:flex;flex-direction:column}.query-history-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:15px;border-bottom:2px solid var(--line)}.query-history-header h3{margin:0;color:var(--fg);font-size:20px}.query-stats{display:flex;gap:8px;font-size:13px;color:var(--fg-muted);align-items:center}.query-history-controls{display:flex;flex-direction:column;gap:15px;margin-bottom:20px}.search-history-input{position:relative}.history-search-input{width:100%;padding:10px 12px;border:2px solid var(--line);border-radius:6px;font-size:14px;font-family:inherit;background:var(--bg);color:var(--fg)}.history-search-input:focus{outline:none;border-color:var(--brand-blue);box-shadow:0 0 0 2px #0030871a}.history-view-modes{display:flex;gap:8px;flex-wrap:wrap}.history-view-btn{padding:8px 16px;border:2px solid var(--line);border-radius:6px;background:var(--bg);color:var(--fg);font-size:13px;font-weight:500;cursor:pointer;transition:all .2s}.history-view-btn:hover{border-color:var(--brand-blue);background:var(--chip)}.history-view-btn.active{background:var(--brand-blue);color:#fff;border-color:var(--brand-blue)}.history-actions{display:flex;justify-content:flex-end}.clear-history-btn{padding:8px 16px;border:2px solid #dc3545;border-radius:6px;background:transparent;color:#dc3545;font-size:13px;font-weight:500;cursor:pointer;transition:all .2s}.clear-history-btn:hover:not(:disabled){background:#dc3545;color:#fff}.clear-history-btn:disabled{opacity:.5;cursor:not-allowed}.confirm-dialog{background:var(--card);border:2px solid var(--brand-orange);border-radius:8px;padding:20px;margin-bottom:20px}.confirm-dialog p{margin:0 0 15px;color:var(--fg)}.confirm-actions{display:flex;gap:10px;justify-content:flex-end}.cancel-btn{padding:8px 16px;border:2px solid var(--line);border-radius:6px;background:var(--bg);color:var(--fg);cursor:pointer}.confirm-btn{padding:8px 16px;border:2px solid #dc3545;border-radius:6px;background:#dc3545;color:#fff;cursor:pointer}.query-history-list{flex:1;overflow-y:auto;min-height:0}.no-queries{text-align:center;padding:40px 20px;color:var(--fg-muted);font-style:italic}.query-history-item{display:flex;align-items:flex-start;justify-content:space-between;padding:15px;border:2px solid var(--line);border-radius:8px;margin-bottom:10px;cursor:pointer;transition:all .2s;background:var(--bg)}.query-history-item:hover{border-color:var(--brand-blue);background:var(--chip)}.query-history-main{flex:1;min-width:0}.query-text-line{display:flex;align-items:center;gap:8px;margin-bottom:6px}.query-text{font-weight:500;color:var(--fg);word-break:break-word}.expansion-badge{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;border-radius:50%;color:#fff;font-size:11px;font-weight:700;flex-shrink:0}.refinement-badge{background:var(--brand-orange);color:#fff;padding:2px 6px;border-radius:3px;font-size:10px;font-weight:700;flex-shrink:0}.query-meta{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--fg-muted)}.query-time{font-weight:500}.query-results{color:var(--brand-green);font-weight:500}.query-type{background:var(--chip);padding:2px 6px;border-radius:3px;font-weight:500}.query-history-actions{display:flex;align-items:flex-start;gap:8px;flex-shrink:0;margin-left:10px}.remove-query-btn{width:24px;height:24px;border:none;border-radius:50%;background:var(--line);color:var(--fg-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:16px;line-height:1;transition:all .2s}.remove-query-btn:hover{background:#dc3545;color:#fff}.query-history-footer{margin-top:20px;padding-top:15px;border-top:1px solid var(--line)}.history-tip{margin:0;font-size:13px;color:var(--fg-muted);text-align:center;font-style:italic}@media (max-width: 768px){.query-history{padding:15px}.query-history-header{flex-direction:column;align-items:flex-start;gap:10px}.query-stats{font-size:12px}.history-view-modes{justify-content:flex-start}.history-view-btn{padding:6px 12px;font-size:12px}.query-history-item{padding:12px}.query-text-line,.query-meta{flex-wrap:wrap;gap:6px}}.analytics-container{padding:20px;max-width:1200px;margin:0 auto}.analytics-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;padding-bottom:15px;border-bottom:2px solid var(--line)}.analytics-header h2{margin:0;color:var(--fg);font-size:24px}.analytics-controls{display:flex;align-items:center;gap:15px}.analytics-controls label{font-weight:500;color:var(--fg)}.analytics-select{margin-left:8px;padding:6px 10px;border:2px solid var(--line);border-radius:4px;background:var(--bg);color:var(--fg);font-size:14px}.analytics-refresh{padding:8px 16px;border:2px solid var(--brand-blue);border-radius:6px;background:var(--brand-blue);color:#fff;cursor:pointer;font-size:14px;font-weight:500;transition:background-color .2s}.analytics-refresh:hover{background:var(--link-hover)}.analytics-loading,.analytics-error{text-align:center;padding:40px;font-size:16px;color:var(--fg-muted)}.analytics-error{color:#dc3545;background:#fee;border:2px solid #fcc;border-radius:8px}.analytics-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;margin-bottom:30px}.analytics-card{background:var(--card);border:2px solid var(--line);border-radius:12px;padding:20px}.analytics-card.full-width{grid-column:1 / -1}.analytics-card h3{margin:0 0 20px;color:var(--fg);font-size:18px;border-bottom:1px solid var(--line);padding-bottom:10px}.analytics-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:15px}.stat{text-align:center}.stat-label{font-size:12px;color:var(--fg-muted);margin-bottom:5px;text-transform:uppercase;letter-spacing:.5px}.stat-value{font-size:24px;font-weight:700;color:var(--fg)}.stat-value.error{color:#dc3545}.stat-value.success{color:#28a745}.popular-queries{display:flex;flex-direction:column;gap:12px}.popular-query{padding:12px;background:var(--chip);border-radius:6px;border-left:4px solid var(--brand-blue)}.query-text{font-weight:500;color:var(--fg);margin-bottom:4px;font-style:italic}.query-meta{font-size:12px;color:var(--fg-muted);display:flex;align-items:center;gap:6px}.query-types,.expansion-usage{display:flex;flex-direction:column;gap:10px}.query-type,.expansion-type{display:flex;justify-content:space-between;align-items:center;padding:10px;background:var(--chip);border-radius:6px}.type-name,.expansion-name{font-weight:500;color:var(--fg)}.type-stats,.expansion-stats{font-size:12px;color:var(--fg-muted);display:flex;align-items:center;gap:6px}.zero-results{display:flex;flex-direction:column;gap:10px}.zero-query{padding:10px;background:#fff3cd;border:1px solid #ffeaa7;border-radius:6px;border-left:4px solid #ff9800}.hourly-trends{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}.hour-trend{padding:12px;background:var(--chip);border-radius:6px;text-align:center}.hour-time{font-weight:500;color:var(--fg);margin-bottom:4px}.hour-queries{font-size:18px;font-weight:700;color:var(--brand-blue);margin-bottom:2px}.hour-time-avg{font-size:12px;color:var(--fg-muted)}.no-data{text-align:center;padding:20px;color:var(--fg-muted);font-style:italic}.analytics-footer{text-align:center;padding-top:20px;border-top:1px solid var(--line);color:var(--fg-muted);font-size:12px}@media (max-width: 768px){.analytics-header{flex-direction:column;align-items:flex-start;gap:15px}.analytics-controls{width:100%;justify-content:space-between}.analytics-grid{grid-template-columns:1fr}.analytics-stats,.hourly-trends{grid-template-columns:repeat(2,1fr)}}.concept-graph-container{max-width:100%;background:var(--bg);border-radius:8px}.graph-header{margin-bottom:24px;padding:20px;background:var(--chip);border-radius:8px;border:1px solid var(--line)}.graph-header h2{color:var(--brand-blue);margin-bottom:8px;font-size:28px}.graph-description{color:var(--muted);margin-bottom:20px;font-size:16px;line-height:1.5}.graph-controls{display:flex;flex-wrap:wrap;gap:20px;margin-bottom:16px}.control-group{display:flex;align-items:center;gap:8px;min-width:200px}.control-group label{font-family:Roboto,Verdana,Helvetica,Arial,sans-serif;font-weight:500;font-size:14px;color:var(--fg);white-space:nowrap}.graph-select{flex:1;padding:8px 12px;border:1px solid var(--line);border-radius:4px;background:var(--bg);color:var(--fg);font-family:Roboto,Verdana,Helvetica,Arial,sans-serif;font-size:14px;min-width:150px}.graph-select:focus{outline:none;border-color:var(--brand-blue);box-shadow:0 0 0 2px #0030871a}.control-group input[type=range]{flex:1;min-width:100px}.filter-value{font-family:Roboto,Verdana,Helvetica,Arial,sans-serif;font-weight:500;font-size:13px;color:var(--brand-blue);min-width:35px;text-align:right}.graph-stats{display:flex;gap:20px;font-family:Roboto,Verdana,Helvetica,Arial,sans-serif;font-size:13px;color:var(--muted)}.graph-visualization{margin-bottom:20px;border:1px solid var(--line);border-radius:8px;background:var(--bg);overflow:hidden}.concept-graph-svg{width:100%;height:600px;display:block;background:var(--bg)}.node-details{position:fixed;top:20px;right:20px;width:280px;background:var(--card);border:1px solid var(--line);border-radius:8px;padding:16px;box-shadow:0 4px 12px #0000001a;z-index:1000}.node-details h4{color:var(--brand-blue);margin-bottom:12px;font-size:16px}.detail-content p{margin:8px 0;font-size:14px;line-height:1.4}.detail-content strong{color:var(--fg);font-weight:500}.usage-instructions{margin:12px 0 16px;padding:12px;background:#f0f7ff;border:1px solid #ddeeff;border-radius:6px}.usage-instructions p{margin:0 0 12px;font-size:14px;color:var(--muted)}.mode-toggle{margin-top:8px}.mode-button{padding:8px 12px;background:var(--bg);border:2px solid var(--line);border-radius:6px;font-family:Roboto,Verdana,Helvetica,Arial,sans-serif;font-size:13px;font-weight:500;cursor:pointer;transition:all .2s;color:var(--muted)}.mode-button:hover{border-color:var(--brand-blue);color:var(--fg)}.mode-button.active{background:var(--brand-blue);border-color:var(--brand-blue);color:#fff}.search-controls{margin-top:16px;padding:16px;background:var(--chip);border:1px solid var(--brand-blue);border-radius:8px}.selected-concepts{margin-bottom:12px;font-size:14px;color:var(--fg)}.selected-concepts strong{color:var(--brand-blue)}.search-actions{display:flex;gap:12px;flex-wrap:wrap}.search-button{padding:10px 16px;background:var(--brand-blue);color:#fff;border:none;border-radius:6px;font-family:Roboto,Verdana,Helvetica,Arial,sans-serif;font-size:14px;font-weight:500;cursor:pointer;transition:background-color .2s}.search-button:hover:not(:disabled){background:var(--link-hover)}.search-button:disabled{background:var(--muted);cursor:not-allowed}.clear-button{padding:10px 16px;background:transparent;color:var(--muted);border:1px solid var(--line);border-radius:6px;font-family:Roboto,Verdana,Helvetica,Arial,sans-serif;font-size:14px;cursor:pointer;transition:all .2s}.clear-button:hover{background:var(--line);color:var(--fg)}@media (max-width: 768px){.graph-controls{flex-direction:column;gap:16px}.control-group{min-width:100%;flex-direction:column;align-items:stretch;gap:6px}.control-group label{text-align:left}.graph-stats{flex-direction:column;gap:8px}.concept-graph-svg{height:500px}.node-details{position:relative;top:auto;right:auto;width:100%;margin-top:16px}}@media (max-width: 480px){.graph-header{padding:16px}.graph-header h2{font-size:24px}.concept-graph-svg{height:400px}}.my-data-container{padding:0}.my-data-layout{display:grid;grid-template-columns:1fr 1fr;gap:20px;height:calc(100vh - 140px);max-height:calc(100vh - 140px)}.my-data-card{background:var(--card);border:1px solid var(--line);border-radius:8px;overflow:hidden;display:flex;flex-direction:column}.card-header{padding:16px 20px;background:var(--chip);border-bottom:1px solid var(--line);flex-shrink:0}.card-header h3{color:var(--brand-blue);margin:0 0 4px;font-size:20px}.card-description{margin:0;color:var(--muted);font-size:14px}.card-content{flex:1;overflow:hidden;display:flex;flex-direction:column}.my-data-card .calendar-container,.my-data-card .query-history-container{padding:0;height:100%;overflow-y:auto}.my-data-card .calendar-content,.my-data-card .history-content{padding:20px}@media (max-width: 768px){.my-data-layout{grid-template-columns:1fr;grid-template-rows:auto 1fr;gap:16px;height:auto;max-height:none}.calendar-card{order:1}.history-card{order:2}.my-data-card{min-height:300px}.card-header{padding:12px 16px}.card-header h3{font-size:18px}}@media (max-width: 480px){.my-data-layout{gap:12px}.card-header{padding:12px 16px}.card-header h3{font-size:16px}.my-data-card .calendar-content,.my-data-card .history-content{padding:16px}}.chat-container{display:flex;flex-direction:column;height:100%;background:var(--bg);overflow:hidden}.chat-welcome{margin-bottom:24px}.chat-welcome h2{color:var(--brand-blue);margin-bottom:8px;font-size:24px}.chat-welcome p{color:var(--fg-muted);margin-bottom:24px}.example-questions{display:flex;flex-direction:column;gap:8px}.example-label{font-weight:600;color:var(--fg);margin-bottom:8px}.example-question{text-align:left;padding:12px 16px;background:var(--card);border:1px solid var(--line);border-radius:8px;color:var(--brand-blue);cursor:pointer;transition:all .2s;font-size:14px}.example-question:hover{background:var(--chip);border-color:var(--brand-blue);transform:translateY(-1px);box-shadow:0 2px 8px #0000001a}.chat-messages{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:16px;min-height:0}.chat-message{display:flex;flex-direction:column;gap:6px;padding:12px;border-radius:12px;max-width:85%}.chat-message.user{align-self:flex-end;background:var(--brand-blue);color:#fff}.chat-message.assistant{align-self:flex-start;background:var(--card);border:1px solid var(--line)}.message-role{font-size:12px;font-weight:600;opacity:.8}.message-content{line-height:1.6;white-space:pre-wrap}.chat-message.assistant .message-content ol{list-style:none;counter-reset:presentation-counter;padding-left:0;margin:16px 0}.chat-message.assistant .message-content ol>li{counter-increment:presentation-counter;margin-bottom:16px;padding-bottom:16px;border-bottom:1px solid var(--line)}.chat-message.assistant .message-content ol>li:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.chat-message.assistant .message-content ol>li>p:first-of-type{display:inline}.chat-message.assistant .message-content ol>li>p:first-of-type strong{font-weight:600}.chat-message.assistant .message-content ol>li>p:first-of-type:after{content:" - ";font-weight:400}.chat-message.assistant .message-content ol>li>p:nth-of-type(2){display:inline}.chat-message.assistant .message-content ol>li ul{list-style:none;padding-left:0;margin:8px 0}.chat-message.assistant .message-content ol>li ul li{margin-bottom:8px;padding-left:20px;position:relative}.chat-message.assistant .message-content ol>li ul li:before{content:"•";position:absolute;left:0;color:var(--fg)}.typing-indicator{display:flex;gap:4px;padding:8px 0}.typing-indicator span{width:8px;height:8px;border-radius:50%;background:var(--fg-muted);animation:typing 1.4s infinite}.typing-indicator span:nth-child(2){animation-delay:.2s}.typing-indicator span:nth-child(3){animation-delay:.4s}@keyframes typing{0%,60%,to{opacity:.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-10px)}}.chat-input-container{display:flex;gap:12px;align-items:flex-end;padding:16px 20px;background:var(--card);border-top:2px solid var(--line);flex-shrink:0}.chat-input{flex:1;padding:12px;border:1px solid var(--line);border-radius:8px;font-family:inherit;font-size:14px;resize:none;background:var(--bg);color:var(--fg)}.chat-input:focus{outline:none;border-color:var(--brand-blue)}.chat-input:disabled{opacity:.6;cursor:not-allowed}.chat-send-btn{padding:12px 24px;background:var(--brand-blue);color:#fff;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:all .2s;min-width:80px}.chat-send-btn:hover:not(:disabled){background:#2563eb;transform:translateY(-1px);box-shadow:0 4px 12px #2563eb4d}.chat-send-btn:disabled{opacity:.5;cursor:not-allowed}.chat-actions{display:flex;justify-content:center;padding:0 20px 8px;flex-shrink:0}.chat-clear-btn{padding:8px 16px;background:transparent;color:var(--fg-muted);border:1px solid var(--line);border-radius:6px;font-size:13px;cursor:pointer;transition:all .2s}.chat-clear-btn:hover:not(:disabled){background:var(--chip);color:var(--fg);border-color:var(--fg-muted)}.chat-clear-btn:disabled{opacity:.5;cursor:not-allowed}.chat-clear-btn-prominent{padding:10px 20px;background:#dc3545;color:#fff;border:none;border-radius:6px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s;box-shadow:0 2px 4px #dc354533}.chat-clear-btn-prominent:hover:not(:disabled){background:#c82333;transform:translateY(-1px);box-shadow:0 4px 8px #dc35454d}.chat-clear-btn-prominent:active:not(:disabled){transform:translateY(0)}.chat-clear-btn-prominent:disabled{opacity:.5;cursor:not-allowed}.chat-results-container{margin-top:16px;display:flex;flex-direction:column;gap:12px}.chat-result-card{background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:12px;font-size:14px}.chat-result-header{display:flex;align-items:center;gap:8px;margin-bottom:8px}.session-badge-small{display:inline-block;background:var(--brand-blue);color:#fff;padding:2px 8px;border-radius:4px;font-size:12px;font-weight:600;flex-shrink:0}.chat-result-title{font-weight:600;color:var(--fg);line-height:1.4}.chat-result-meta{color:var(--muted);font-size:13px;margin-bottom:6px}.chat-result-info{color:var(--muted);font-size:13px;margin-bottom:8px}.chat-result-abstract{margin-top:8px;padding-top:8px;border-top:1px solid var(--line);color:var(--fg);line-height:1.5;font-size:13px}.chat-result-toggle{background:none;border:none;color:var(--brand-blue);cursor:pointer;font-size:12px;font-weight:500;padding:4px 0;text-decoration:underline}.chat-result-toggle:hover{color:var(--brand-orange)}.chat-result-header{display:flex;align-items:flex-start;justify-content:space-between;gap:8px;margin-bottom:8px}.chat-result-header-left{display:flex;align-items:center;gap:8px;flex:1;min-width:0}.chat-save-btn{flex-shrink:0}.chat-result-details{margin-top:8px;padding-top:8px;border-top:1px solid var(--line)}.chat-result-abstract{margin-bottom:12px;line-height:1.5}.chat-result-topics{margin-top:12px}.chat-topics-list{margin-top:8px;display:flex;flex-direction:column;gap:6px}.chat-topic-item{padding:6px 10px;background:var(--bg-subtle);border-radius:4px;font-size:13px;line-height:1.4}.chat-topic-item strong{color:var(--brand-blue)}.chat-query-explanation{background:#e3f2fd;border-left:3px solid var(--brand-blue);padding:10px 14px;margin:12px 0;border-radius:6px;font-size:14px;color:#1565c0;line-height:1.5}.chat-query-explanation strong{color:var(--brand-blue);font-weight:600}.chat-message .message-content p{margin-bottom:.4em;margin-top:0}.chat-message .message-content p:last-child{margin-bottom:0}.queries-view,.conversations-view{padding:20px}.queries-header,.conversations-header{margin-bottom:20px;padding-bottom:10px;border-bottom:2px solid var(--line)}.queries-list,.conversations-list{display:flex;flex-direction:column;gap:16px}.query-item,.conversation-item{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:16px;transition:all .2s}.query-item:hover,.conversation-item:hover{border-color:var(--brand-blue);box-shadow:0 2px 8px #0000001a}.query-item-header,.conversation-header{display:flex;gap:12px;align-items:center;margin-bottom:8px;font-size:12px}.query-time,.conversation-time{color:var(--fg-muted)}.query-status,.conversation-status{padding:2px 8px;border-radius:4px;font-weight:600;font-size:11px;text-transform:uppercase}.query-status.success,.conversation-status.success{background:#d4edda;color:#155724}.query-status.error,.conversation-status.error{background:#f8d7da;color:#721c24}.query-source{padding:2px 8px;border-radius:4px;background:var(--chip);color:var(--brand-blue);font-weight:600;font-size:11px}.query-item-text{font-size:16px;margin-bottom:8px;color:var(--fg);font-weight:500}.query-item-meta,.conversation-meta{display:flex;gap:8px;flex-wrap:wrap;font-size:12px;color:var(--fg-muted)}.conversation-user,.conversation-assistant,.conversation-search{margin-bottom:12px;line-height:1.5}.conversation-user strong,.conversation-assistant strong,.conversation-search strong{color:var(--brand-blue);display:inline-block;margin-right:8px}.conversation-user{background:var(--bg);padding:12px;border-radius:6px;border-left:3px solid var(--brand-blue)}.conversation-assistant{background:var(--chip);padding:12px;border-radius:6px;border-left:3px solid #4CAF50}.conversation-search{padding:8px 12px;background:#fff8dc;border-radius:6px;font-size:13px;border-left:3px solid #FFA500}.help-container{flex:1;overflow-y:auto;background:var(--bg)}.help-content{max-width:900px;margin:0 auto;padding:40px 20px}.help-title{font-size:32px;font-weight:700;color:var(--fg);margin-bottom:24px;text-align:center}.help-intro{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:24px;margin-bottom:40px;font-size:16px;line-height:1.6;color:var(--fg)}.help-section{margin-bottom:48px}.help-section-title{font-size:26px;font-weight:700;color:var(--fg);margin-bottom:24px;padding-bottom:12px;border-bottom:2px solid var(--brand-blue)}.help-subsection{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:20px;margin-bottom:20px}.help-subsection h3{font-size:20px;font-weight:600;color:var(--fg);margin-bottom:12px}.help-subsection p{color:var(--fg);line-height:1.6;margin-bottom:12px}.help-subsection p:last-child{margin-bottom:0}.help-subsection ul,.help-subsection ol{margin:12px 0;padding-left:24px}.help-subsection li{color:var(--fg);line-height:1.6;margin-bottom:8px}.help-subsection strong{color:var(--brand-blue);font-weight:600}.help-subsection a{color:var(--brand-blue);text-decoration:none}.help-subsection a:hover{text-decoration:underline}.help-faq{display:flex;flex-direction:column;gap:20px}.faq-item{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:20px;transition:all .2s}.faq-item:hover{border-color:var(--brand-blue);box-shadow:0 2px 8px #0000001a}.faq-item h4{font-size:18px;font-weight:600;color:var(--fg);margin-bottom:12px}.faq-item p{color:var(--fg);line-height:1.6;margin-bottom:12px}.faq-item p:last-child{margin-bottom:0}.faq-item strong{color:var(--brand-blue);font-weight:600}.faq-item a{color:var(--brand-blue);text-decoration:none}.faq-item a:hover{text-decoration:underline}@media (max-width: 768px){.help-content{padding:24px 16px}.help-title{font-size:24px}.help-section-title{font-size:22px}.help-subsection h3{font-size:18px}.faq-item h4{font-size:16px}}.structured-answer-sections{margin-top:16px}.answer-summary{font-family:Roboto,sans-serif;font-size:18px;font-weight:500;line-height:1.6;color:var(--fg);margin-bottom:16px}.answer-insights{margin-bottom:16px}.insights-list{margin:0;padding-left:20px;list-style-type:disc}.insights-list li{font-size:15px;line-height:1.7;color:var(--fg);margin-bottom:8px}.answer-notable{margin-bottom:16px;padding:12px;background:var(--chip);border-radius:6px;border-left:3px solid var(--brand-orange)}.notable-label{font-size:14px;font-weight:600;color:var(--brand-orange);margin-bottom:8px}.notable-list{margin:0;padding-left:20px;list-style-type:circle}.notable-list li{font-size:14px;line-height:1.6;color:var(--fg);margin-bottom:6px}.answer-context{font-size:14px;line-height:1.6;color:var(--muted);font-style:italic;padding:10px;background:var(--bg-subtle);border-radius:6px}.structured-response-section{margin-top:20px;padding:16px;background:var(--chip);border-radius:8px;border-left:4px solid var(--brand-blue)}.structured-section-title{font-family:Roboto,sans-serif;font-size:16px;font-weight:600;color:var(--brand-blue);margin-bottom:12px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px}.stat-item{display:flex;flex-direction:column;padding:8px 12px;background:var(--bg);border-radius:6px;border:1px solid var(--line)}.stat-item-full{grid-column:1 / -1}.stat-label{font-size:13px;color:var(--muted);margin-bottom:4px}.stat-value{font-size:18px;font-weight:600;color:var(--fg)}.interpretation-box{padding:12px;background:var(--bg);border-radius:6px;border:1px solid var(--line);margin-bottom:12px;font-size:15px;line-height:1.6}.confidence-completeness{display:flex;gap:8px;flex-wrap:wrap}.badge{padding:6px 12px;border-radius:16px;font-size:13px;font-weight:600;font-family:Roboto,sans-serif}.badge-confidence{border:1px solid var(--brand-blue);color:var(--brand-blue);background:var(--bg)}.badge-confidence.badge-high{background:#e8f5e9;color:#2e7d32;border-color:#4caf50}.badge-confidence.badge-medium{background:#fff3e0;color:#e65100;border-color:#ff9800}.badge-confidence.badge-low{background:#ffebee;color:#c62828;border-color:#f44336}.badge-completeness{background:var(--brand-green);color:#fff;border:none}.highlights-list{display:flex;flex-direction:column;gap:12px}.highlight-item{display:flex;gap:12px;padding:12px;background:var(--bg);border-radius:6px;border-left:3px solid var(--muted)}.highlight-item.highlight-award-winner{border-left-color:var(--brand-gold)}.highlight-item.highlight-keynote{border-left-color:var(--brand-orange)}.highlight-item.highlight-best-paper{border-left-color:var(--brand-blue)}.highlight-icon{font-size:24px;flex-shrink:0}.highlight-content{flex:1}.highlight-description{font-size:15px;line-height:1.5;color:var(--fg);margin-bottom:4px}.highlight-session{font-size:13px;color:var(--muted)}.refinements-list{display:flex;flex-direction:column;gap:8px}.refinement-item{display:flex;align-items:center;gap:8px;padding:8px 12px;background:var(--bg);border-radius:6px;border:1px solid var(--line);font-size:14px}.refinement-icon{color:var(--brand-blue);font-weight:600}.refinement-text{flex:1;line-height:1.5}.related-topics-chips{display:flex;flex-wrap:wrap;gap:8px}.related-topic-chip{padding:6px 12px;background:var(--bg);border:1px solid var(--brand-blue);border-radius:16px;font-size:13px;font-weight:500;color:var(--brand-blue);white-space:nowrap}.follow-up-questions-list{display:flex;flex-direction:column;gap:8px}.follow-up-question-btn{padding:12px 16px;background:var(--bg);border:1px solid var(--brand-blue);border-radius:8px;font-size:15px;color:var(--brand-blue);text-align:left;cursor:pointer;transition:all .2s;font-family:inherit;line-height:1.5}.follow-up-question-btn:hover:not(:disabled){background:var(--brand-blue);color:#fff;transform:translateY(-1px);box-shadow:0 2px 8px #00308733}.follow-up-question-btn:disabled{opacity:.5;cursor:not-allowed}@media (max-width: 768px){.stats-grid{grid-template-columns:1fr}.structured-response-section{padding:12px}.structured-section-title{font-size:15px}.related-topics-chips{font-size:12px}.follow-up-question-btn{font-size:14px;padding:10px 14px}}.admin-login-overlay{position:fixed;inset:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:10000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.admin-login-modal{background:#fff;border-radius:8px;box-shadow:0 4px 20px #00000026;width:90%;max-width:400px;padding:0;animation:slideIn .2s ease-out}@keyframes slideIn{0%{transform:translateY(-20px);opacity:0}to{transform:translateY(0);opacity:1}}.admin-login-header{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:1px solid #e5e5e5}.admin-login-header h2{margin:0;font-size:20px;font-weight:600;color:#333}.admin-login-close{background:none;border:none;font-size:28px;color:#999;cursor:pointer;padding:0;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:4px;transition:all .2s}.admin-login-close:hover{background-color:#f5f5f5;color:#333}.admin-login-form{padding:24px}.admin-login-field{margin-bottom:16px}.admin-login-field label{display:block;margin-bottom:8px;font-weight:500;color:#333;font-size:14px}.admin-login-field input{width:100%;padding:10px 12px;border:1px solid #ddd;border-radius:4px;font-size:14px;transition:border-color .2s;box-sizing:border-box}.admin-login-field input:focus{outline:none;border-color:#4caf50;box-shadow:0 0 0 3px #4caf501a}.admin-login-field input:disabled{background-color:#f5f5f5;cursor:not-allowed}.admin-login-error{background-color:#fee;border:1px solid #fcc;color:#c33;padding:10px 12px;border-radius:4px;margin-bottom:16px;font-size:14px}.admin-login-actions{display:flex;gap:12px;justify-content:flex-end}.admin-login-actions button{padding:10px 20px;border-radius:4px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s;border:1px solid #ddd}.admin-login-actions button[type=button]{background:#fff;color:#666}.admin-login-actions button[type=button]:hover:not(:disabled){background-color:#f5f5f5;border-color:#ccc}.admin-login-actions button[type=submit]{background:#4caf50;color:#fff;border-color:#4caf50}.admin-login-actions button[type=submit]:hover:not(:disabled){background:#45a049;border-color:#45a049}.admin-login-actions button:disabled{opacity:.6;cursor:not-allowed}.admin-login-info{padding:16px 24px;background-color:#f9f9f9;border-top:1px solid #e5e5e5;border-radius:0 0 8px 8px}.admin-login-info p{margin:0;font-size:13px;color:#666;text-align:center}.tour-backdrop{position:fixed;inset:0;background-color:#00000080;z-index:9998;animation:fadeIn .3s ease-in-out}.tour-tooltip{position:fixed;background:#fff;border-radius:8px;box-shadow:0 4px 20px #00000026;padding:0;z-index:9999;max-width:500px;animation:slideIn .3s ease-out}.tour-tooltip-center{top:50%;left:50%;transform:translate(-50%,-50%);max-width:600px}.tour-tooltip-bottom{margin-top:16px}.tour-tooltip-top{margin-bottom:16px}.tour-tooltip-header{display:flex;justify-content:space-between;align-items:flex-start;padding:20px 24px 16px;border-bottom:1px solid #e5e7eb}.tour-tooltip-title{margin:0;font-size:20px;font-weight:600;color:#1f2937;flex:1}.tour-close-btn{background:none;border:none;font-size:28px;line-height:1;color:#6b7280;cursor:pointer;padding:0;margin-left:16px;width:28px;height:28px;display:flex;align-items:center;justify-content:center;border-radius:4px;transition:all .2s}.tour-close-btn:hover{background-color:#f3f4f6;color:#1f2937}.tour-tooltip-content{padding:16px 24px;font-size:16px;line-height:1.6;color:#374151}.tour-tooltip-content strong{color:#1f2937;font-weight:600}.tour-tooltip-content ul{margin:10px 0}.tour-tooltip-content li{margin:8px 0}.tour-tooltip-footer{display:flex;justify-content:space-between;align-items:center;padding:16px 24px 20px;border-top:1px solid #e5e7eb}.tour-progress{font-size:14px;color:#6b7280;font-weight:500}.tour-buttons{display:flex;gap:8px}.tour-btn{padding:8px 16px;border-radius:6px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s;border:none}.tour-btn-primary{background-color:#2563eb;color:#fff}.tour-btn-primary:hover{background-color:#1d4ed8;transform:translateY(-1px);box-shadow:0 2px 8px #2563eb4d}.tour-btn-secondary{background-color:#f3f4f6;color:#374151}.tour-btn-secondary:hover{background-color:#e5e7eb}.tour-btn-skip{background-color:#fff;color:#6b7280;border:1px solid #d1d5db}.tour-btn-skip:hover{background-color:#f9fafb;border-color:#9ca3af}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 768px){.tour-tooltip{max-width:calc(100% - 32px);left:16px!important;right:16px!important}.tour-tooltip-center{max-width:calc(100% - 32px);top:80px!important;left:16px!important;right:16px!important;transform:none!important}.tour-tooltip-footer{flex-direction:column;gap:12px;align-items:stretch}.tour-buttons{flex-wrap:wrap;justify-content:stretch}.tour-btn{flex:1;min-width:80px}.tour-progress{text-align:center}}