:root{--bg-page: #F8FAFC;--bg-card: #FFFFFF;--bg-card-subtle: #F1F5F9;--bg-card-hover: #F8FAFC;--text-main: #0F172A;--text-secondary: #334155;--text-muted: #64748B;--text-light: #94A3B8;--color-primary: #0F2942;--color-primary-hover: #183A5D;--color-primary-light: #EBF2F8;--color-accent: #991B1B;--color-accent-subtle: #FEF2F2;--color-accent-border: #FCA5A5;--border-subtle: #E2E8F0;--border-strong: #CBD5E1;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--font-mono: ui-monospace, "SF Mono", "Menlo", Monaco, Consolas, monospace;--shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, .04);--shadow-md: 0 4px 6px -1px rgba(15, 23, 42, .05), 0 2px 4px -2px rgba(15, 23, 42, .04);--radius-sm: 4px;--radius-md: 6px;--radius-lg: 8px}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-page);color:var(--text-main);font-family:var(--font-sans);line-height:1.7;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.container{max-width:1200px;margin:0 auto;padding:0 24px}.icon,.nav-icon{width:16px;height:16px;flex-shrink:0}.icon-sm{width:14px;height:14px;flex-shrink:0}.site-header{background-color:var(--bg-card);border-bottom:1px solid var(--border-subtle);padding-top:20px}.header-inner{display:flex;justify-content:space-between;align-items:flex-start;padding-bottom:18px}.academic-badge-row{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text-muted);letter-spacing:.3px;margin-bottom:8px}.univ-tag{font-weight:600;color:var(--color-primary)}.divider{color:var(--border-strong)}.site-title{font-size:26px;font-weight:700;color:var(--color-primary);line-height:1.25;letter-spacing:-.02em}.site-subtitle{font-size:13.5px;color:var(--text-secondary);margin-top:6px;line-height:1.5}.header-btn{display:inline-flex;align-items:center;gap:8px;background-color:var(--color-primary);color:#fff;padding:8px 16px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;text-decoration:none;border:1px solid var(--color-primary);transition:all .15s ease;white-space:nowrap}.header-btn:hover{background-color:var(--color-primary-hover);border-color:var(--color-primary-hover)}.nav-segmented{display:flex;gap:4px;border-top:1px solid var(--border-subtle);overflow-x:auto;scrollbar-width:none}.nav-segmented::-webkit-scrollbar{display:none}.nav-item{display:inline-flex;align-items:center;gap:8px;background:none;border:none;padding:12px 18px;font-size:13.5px;font-weight:500;color:var(--text-muted);cursor:pointer;border-bottom:2px solid transparent;transition:all .15s ease;white-space:nowrap}.nav-item:hover{color:var(--color-primary);background-color:#0f294208}.nav-item.active{color:var(--color-primary);font-weight:600;border-bottom-color:var(--color-primary)}.main-body{padding:28px 0 60px}.tab-pane{display:none}.tab-pane.active{display:block}.doc-header{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:24px 28px;margin-bottom:24px;box-shadow:var(--shadow-sm)}.doc-meta-strip{display:flex;align-items:center;gap:12px;font-size:12px;margin-bottom:8px}.doc-tag{background-color:var(--color-primary-light);color:var(--color-primary);padding:2px 8px;border-radius:var(--radius-sm);font-weight:600}.meta-item{color:var(--text-muted)}.doc-title{font-size:22px;font-weight:700;color:var(--color-primary);line-height:1.35;letter-spacing:-.01em}.doc-lead{font-size:14px;color:var(--text-secondary);margin-top:8px;line-height:1.6}.doc-toolbar{display:flex;justify-content:space-between;align-items:center;margin-top:18px;padding-top:14px;border-top:1px solid var(--border-subtle);flex-wrap:wrap;gap:12px}.doc-info-badges{display:flex;gap:8px;flex-wrap:wrap}.badge{font-size:12px;color:var(--text-muted);background-color:var(--bg-card-subtle);border:1px solid var(--border-subtle);padding:3px 8px;border-radius:var(--radius-sm)}.btn-action{display:inline-flex;align-items:center;gap:6px;background-color:var(--color-primary);color:#fff;padding:6px 14px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;text-decoration:none;border:1px solid var(--color-primary);transition:all .15s ease;cursor:pointer}.btn-action:hover{background-color:var(--color-primary-hover)}.btn-action-ghost{display:inline-flex;align-items:center;gap:6px;background-color:transparent;color:var(--color-primary);padding:6px 14px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;text-decoration:none;border:1px solid var(--border-subtle);transition:all .15s ease;cursor:pointer}.btn-action-ghost:hover{border-color:var(--color-primary);background-color:var(--bg-card-subtle)}.report-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:24px;align-items:flex-start}.report-main-content{min-width:0}.report-body{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:32px 36px;box-shadow:var(--shadow-sm)}.abstract-box{background-color:#f8fafc;border:1px solid #E2E8F0;border-left:4px solid var(--color-primary);border-radius:0 var(--radius-md) var(--radius-md) 0;padding:16px 20px;margin-bottom:32px}.abstract-title{font-size:13px;font-weight:700;color:var(--color-primary);margin-bottom:6px;letter-spacing:.5px}.abstract-text{font-size:14px;color:var(--text-secondary);line-height:1.7;text-align:justify}.report-section{margin-bottom:36px;padding-bottom:28px;border-bottom:1px solid var(--border-subtle);scroll-margin-top:24px}.report-section:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.section-head{display:flex;align-items:baseline;gap:10px;margin-bottom:14px}.section-num{font-size:13px;font-weight:700;color:var(--color-accent);background:var(--color-accent-subtle);padding:2px 7px;border-radius:var(--radius-sm)}.section-title{font-size:18px;font-weight:700;color:var(--color-primary)}.prose h3{font-size:15px;font-weight:600;color:#1e3a5f;margin-top:20px;margin-bottom:8px}.prose p{font-size:14.5px;color:var(--text-secondary);line-height:1.8;margin-bottom:12px;text-align:justify}.prose ul{margin:10px 0 16px 20px}.prose li{font-size:14.5px;color:var(--text-secondary);line-height:1.7;margin-bottom:6px}.cite-pill{display:inline-flex;align-items:center;gap:4px;background-color:var(--color-primary-light);color:var(--color-primary);border:1px solid #D0E1F0;border-radius:3px;padding:1px 6px;font-size:12.5px;font-weight:500;cursor:pointer;text-decoration:none;transition:all .15s ease;vertical-align:baseline}.cite-pill:hover{background-color:var(--color-primary);color:#fff;border-color:var(--color-primary)}.cite-pill-id{font-size:11px;opacity:.8}.section-ref-box{background-color:var(--bg-card-subtle);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:10px 14px;margin-top:16px;font-size:12.5px}.section-ref-header{font-weight:600;color:var(--color-primary);margin-bottom:4px}.section-ref-item{color:var(--text-secondary);margin-top:4px;display:flex;justify-content:space-between;align-items:center}.section-ref-link{color:var(--color-primary);text-decoration:none;font-weight:500}.section-ref-link:hover{text-decoration:underline}.report-sidebar{position:relative}.sidebar-sticky-panel{position:sticky;top:24px;background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:18px 20px;box-shadow:var(--shadow-sm)}.sidebar-panel-header{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--color-primary);padding-bottom:10px;border-bottom:1px solid var(--border-subtle);margin-bottom:12px}.toc-list{display:flex;flex-direction:column;gap:4px}.toc-item{display:block;font-size:12.5px;color:var(--text-muted);text-decoration:none;padding:6px 10px;border-radius:var(--radius-sm);line-height:1.4;transition:all .15s ease}.toc-item:hover{color:var(--color-primary);background-color:var(--bg-card-subtle)}.toc-item.active{color:var(--color-primary);background-color:var(--color-primary-light);font-weight:600}.sidebar-help-card{margin-top:20px;padding-top:14px;border-top:1px dashed var(--border-subtle);font-size:11.5px}.help-card-title{font-weight:600;color:var(--text-secondary);margin-bottom:4px}.help-card-desc{color:var(--text-muted);line-height:1.5}.sample-cite{background:var(--color-primary-light);color:var(--color-primary);padding:1px 4px;border-radius:2px}.academic-deck-container{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:20px 24px;box-shadow:var(--shadow-sm)}.deck-top-bar{display:flex;justify-content:space-between;align-items:center;padding-bottom:14px;border-bottom:1px solid var(--border-subtle);margin-bottom:14px}.deck-label{font-size:16px;font-weight:700;color:var(--color-primary)}.deck-sublabel{font-size:12px;color:var(--text-muted);margin-left:10px}.slide-nav-track{display:flex;gap:6px;overflow-x:auto;padding-bottom:12px;margin-bottom:16px;scrollbar-width:thin}.slide-track-item{display:flex;align-items:center;gap:6px;background-color:var(--bg-card-subtle);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:6px 10px;font-size:12px;color:var(--text-secondary);cursor:pointer;white-space:nowrap;transition:all .15s ease;-webkit-user-select:none;user-select:none}.slide-track-item:hover{border-color:var(--border-strong);color:var(--color-primary)}.slide-track-item.active{background-color:var(--color-primary);color:#fff;border-color:var(--color-primary)}.slide-track-num{font-family:var(--font-mono);font-size:11px;opacity:.8}.slide-split-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:20px}.slide-canvas-wrapper{background:#fcfcfd;border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:16px;display:flex;flex-direction:column}.canvas-header-bar{display:flex;justify-content:space-between;align-items:center;padding-bottom:10px;margin-bottom:14px;border-bottom:1px solid var(--border-subtle);font-size:11.5px;color:var(--text-muted)}.canvas-counter{font-family:var(--font-mono);font-weight:600;color:var(--color-primary)}.slide-presentation-canvas{background:#fff;border:1px solid #E2E8F0;border-radius:var(--radius-sm);padding:28px 32px;min-height:440px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:var(--shadow-sm)}.slide-frame-head{margin-bottom:18px}.slide-tag-row{display:flex;align-items:center;gap:8px;margin-bottom:6px}.slide-pill-badge{font-family:var(--font-mono);font-size:11px;background-color:var(--color-accent-subtle);color:var(--color-accent);padding:2px 6px;border-radius:2px;font-weight:600}.slide-tag-label{font-size:12px;color:var(--text-muted)}.slide-title-text{font-size:20px;font-weight:700;color:var(--color-primary);line-height:1.35}.slide-subtitle-text{font-size:13px;color:var(--text-secondary);margin-top:4px}.slide-frame-body{flex:1}.slide-bullet-list{list-style:none;margin:14px 0}.slide-bullet-list li{position:relative;padding-left:18px;font-size:14px;line-height:1.65;color:var(--text-secondary);margin-bottom:10px}.slide-bullet-list li:before{content:"•";position:absolute;left:4px;color:var(--color-primary);font-size:16px;line-height:1.2}.slide-stats-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:16px 0}.stat-box{background-color:var(--bg-card-subtle);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:10px;text-align:center}.stat-digit{font-size:18px;font-weight:700;color:var(--color-primary)}.stat-name{font-size:11px;color:var(--text-muted);margin-top:2px}.slide-boxes-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:14px 0}.slide-compare-box{background-color:var(--bg-card-subtle);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:10px 12px}.compare-title{font-size:13px;font-weight:600;color:var(--color-primary);margin-bottom:4px}.compare-desc{font-size:12px;color:var(--text-secondary);line-height:1.5}.slide-frame-foot{display:flex;justify-content:space-between;align-items:center;border-top:1px solid #F1F5F9;padding-top:10px;margin-top:14px;font-size:11px;color:var(--text-light)}.slide-script-wrapper{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:16px 20px;display:flex;flex-direction:column}.script-header-bar{display:flex;justify-content:space-between;align-items:center;padding-bottom:10px;border-bottom:1px solid var(--border-subtle);margin-bottom:12px}.script-header-title{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--color-primary)}.script-header-right{display:flex;align-items:center;gap:8px}.timing-badge{font-size:11px;font-family:var(--font-mono);color:var(--color-accent);background:var(--color-accent-subtle);padding:2px 6px;border-radius:2px}.btn-copy{background:none;border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:3px 8px;font-size:11.5px;color:var(--text-secondary);cursor:pointer;transition:all .15s ease}.btn-copy:hover{border-color:var(--color-primary);color:var(--color-primary)}.script-body-box{background:#fcfcfa;border:1px solid #ECE8DF;border-radius:var(--radius-sm);padding:16px;font-size:14px;line-height:1.8;color:var(--text-main);text-align:justify;flex:1;overflow-y:auto}.script-tips-box{margin-top:12px;background-color:#f8fafc;border-left:3px solid var(--color-primary);border-radius:0 var(--radius-sm) var(--radius-sm) 0;padding:8px 12px;font-size:12.5px;color:var(--text-secondary)}.deck-bottom-nav{display:flex;justify-content:space-between;align-items:center;margin-top:14px;padding-top:10px;border-top:1px solid var(--border-subtle)}.btn-nav-step{display:inline-flex;align-items:center;gap:6px;background-color:var(--bg-card-subtle);border:1px solid var(--border-subtle);color:var(--color-primary);padding:6px 14px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;cursor:pointer;transition:all .15s ease}.btn-nav-step:hover{background-color:var(--color-primary);color:#fff;border-color:var(--color-primary)}.nav-key-hint{font-size:11.5px;color:var(--text-light)}.speech-layout{max-width:960px;margin:0 auto}.speech-timeline-container{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:32px 36px;box-shadow:var(--shadow-sm)}.speech-timeline-item{position:relative;padding-left:24px;margin-bottom:28px;border-left:2px solid var(--border-subtle)}.speech-timeline-item:last-child{border-left-color:transparent;margin-bottom:0}.speech-timeline-item:before{content:"";position:absolute;left:-6px;top:4px;width:10px;height:10px;border-radius:50%;background-color:var(--color-primary);border:2px solid #FFFFFF}.speech-item-header{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:10px}.speech-item-title{font-size:16px;font-weight:700;color:var(--color-primary)}.speech-item-time{font-family:var(--font-mono);font-size:12px;color:var(--color-accent);background:var(--color-accent-subtle);padding:2px 6px;border-radius:2px}.speech-para{font-size:14.5px;color:var(--text-secondary);line-height:1.8;margin-bottom:10px;text-align:justify}.qa-defense-wrapper{margin-top:40px;padding-top:24px;border-top:1px solid var(--border-subtle)}.qa-defense-heading{font-size:17px;font-weight:700;color:var(--color-primary);margin-bottom:16px}.qa-card{background-color:var(--bg-card-subtle);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:16px 20px;margin-bottom:14px}.qa-question{font-size:14px;font-weight:700;color:var(--color-primary);margin-bottom:8px}.qa-answer{font-size:13.5px;color:var(--text-secondary);line-height:1.7}.trace-layout{max-width:1020px;margin:0 auto}.search-container{display:flex;align-items:center;position:relative;flex:1;max-width:540px}.search-icon{position:absolute;left:12px;width:16px;height:16px;color:var(--text-muted)}.search-input{width:100%;padding:8px 14px 8px 36px;border:1px solid var(--border-subtle);border-radius:var(--radius-sm);font-size:13px;outline:none;background:#fff;transition:border-color .15s ease}.search-input:focus{border-color:var(--color-primary)}.search-count{position:absolute;right:12px;font-size:11.5px;color:var(--text-muted)}.trace-list{display:flex;flex-direction:column;gap:16px}.trace-card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:22px 26px;box-shadow:var(--shadow-sm);transition:border-color .15s ease}.trace-card:hover{border-color:var(--border-strong)}.trace-card-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:6px}.trace-ref-chip{font-family:var(--font-mono);font-size:12px;font-weight:700;color:var(--color-accent);background:var(--color-accent-subtle);padding:2px 7px;border-radius:var(--radius-sm)}.trace-journal-tag{font-size:12px;color:var(--text-muted);font-weight:500}.trace-title{font-size:16px;font-weight:700;color:var(--color-primary);line-height:1.4;margin-bottom:4px}.trace-author{font-size:13px;color:var(--text-muted);margin-bottom:10px}.trace-loc-tag{font-size:12.5px;color:var(--text-secondary);background:var(--bg-card-subtle);padding:4px 10px;border-radius:var(--radius-sm);display:inline-block;margin-bottom:12px}.trace-quote-panel{background:#f8fafc;border-left:3px solid var(--color-primary);border-radius:0 var(--radius-sm) var(--radius-sm) 0;padding:12px 16px;margin:10px 0 14px}.trace-quote-en{font-size:13px;color:#1e293b;font-style:italic;line-height:1.6;margin-bottom:8px}.trace-quote-cn{font-size:13px;color:var(--text-secondary);line-height:1.6}.trace-sig-row{font-size:13px;color:var(--text-main);line-height:1.6;margin-bottom:14px}.trace-footer-row{display:flex;justify-content:space-between;align-items:center;border-top:1px dashed var(--border-subtle);padding-top:12px;font-size:12px}.trace-tags-wrap{display:flex;gap:6px}.trace-tag{background:#f1f5f9;color:var(--text-muted);padding:2px 6px;border-radius:2px;font-size:11px}.trace-open-link{color:var(--color-primary);font-weight:500;text-decoration:none}.trace-open-link:hover{text-decoration:underline}.pdf-section-title{margin-bottom:14px}.section-title-tag{font-size:15px;font-weight:700;color:var(--color-primary)}.section-title-sub{font-size:12.5px;color:var(--text-muted);margin-left:10px}.pdf-cards-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.pdf-item-card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:18px 22px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:var(--shadow-sm);transition:all .15s ease}.pdf-item-card:hover{border-color:var(--color-primary)}.pdf-type-badge{font-size:11px;font-weight:600;padding:2px 7px;border-radius:2px;display:inline-block;margin-bottom:8px}.pdf-type-badge.core{background-color:var(--color-primary-light);color:var(--color-primary)}.pdf-type-badge.journal{background-color:#f1f5f9;color:var(--text-secondary)}.pdf-title{font-size:14.5px;font-weight:700;color:var(--color-primary);margin-bottom:6px;line-height:1.4}.pdf-summary{font-size:12.5px;color:var(--text-secondary);line-height:1.6;margin-bottom:14px}.pdf-card-bottom{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--border-subtle);padding-top:10px;font-size:12px}.pdf-size{color:var(--text-light)}.pdf-btn-open{color:var(--color-primary);font-weight:600;text-decoration:none}.pdf-btn-open:hover{text-decoration:underline}.citation-modal-backdrop{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background-color:#0f172a8c;z-index:1000;align-items:center;justify-content:center;padding:20px}.citation-modal-backdrop.active{display:flex}.citation-modal-content{background:#fff;border-radius:var(--radius-lg);max-width:620px;width:100%;max-height:90vh;overflow-y:auto;box-shadow:0 20px 25px -5px #0000001a,0 8px 10px -6px #0000001a;border:1px solid var(--border-subtle);animation:modalFadeIn .2s ease-out}@keyframes modalFadeIn{0%{opacity:0;transform:scale(.97)}to{opacity:1;transform:scale(1)}}.citation-modal-header{display:flex;justify-content:space-between;align-items:center;padding:16px 22px;border-bottom:1px solid var(--border-subtle)}.modal-badge-id{font-family:var(--font-mono);font-size:12px;font-weight:700;color:var(--color-accent);background:var(--color-accent-subtle);padding:2px 7px;border-radius:3px;margin-right:8px}.modal-venue-tag{font-size:12.5px;color:var(--text-muted)}.modal-close-btn{background:none;border:none;font-size:22px;color:var(--text-muted);cursor:pointer;line-height:1}.modal-close-btn:hover{color:var(--text-main)}.citation-modal-body{padding:20px 24px}.modal-article-title{font-size:16.5px;font-weight:700;color:var(--color-primary);line-height:1.4;margin-bottom:6px}.modal-author-name{font-size:13px;color:var(--text-muted);margin-bottom:12px}.modal-location-strip{font-size:12.5px;color:var(--text-secondary);background:var(--bg-card-subtle);padding:6px 12px;border-radius:var(--radius-sm);margin-bottom:14px}.modal-quote-block{background:#f8fafc;border-left:3px solid var(--color-primary);padding:12px 16px;border-radius:0 var(--radius-sm) var(--radius-sm) 0;margin-bottom:14px}.quote-header{font-size:11.5px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px}.quote-en{font-size:13px;font-style:italic;color:#1e293b;line-height:1.6}.quote-cn{font-size:13px;color:var(--text-secondary);line-height:1.6}.modal-significance-block{font-size:13px;color:var(--text-main);line-height:1.6}.citation-modal-footer{display:flex;justify-content:flex-end;gap:10px;padding:14px 22px;border-top:1px solid var(--border-subtle);background:#f8fafc;border-radius:0 0 var(--radius-lg) var(--radius-lg)}.site-footer{background:var(--bg-card);border-top:1px solid var(--border-subtle);padding:24px 0;font-size:12.5px;color:var(--text-muted)}.footer-inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}.footer-links{display:flex;gap:8px;align-items:center}.sep{color:var(--border-strong)}@media(max-width:960px){.report-layout{grid-template-columns:1fr}.report-sidebar{display:none}.slide-split-layout,.pdf-cards-grid{grid-template-columns:1fr}.header-inner{flex-direction:column;gap:14px}}