/* Reading and citation sections; the established hero remains in index.html. */
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.paper-summary,.reader-guide,.citation-section{padding-top:68px;padding-bottom:64px}
.paper-summary .section-heading,.reader-guide .section-heading,.citation-section .section-heading{margin-bottom:28px}
.paper-summary h2,.reader-guide h2,.citation-section h2{font-size:clamp(32px,3.4vw,50px)}
.publication-line{margin:0 0 21px;color:#656565;font-size:15px}
.abstract-text{max-width:1050px;font-size:clamp(18px,1.45vw,21px);line-height:1.7;margin:0;text-wrap:pretty}
.reader-guide{border-top:1px solid #d5d5d2;padding-top:54px;padding-bottom:8px}
.guide-rows{border-top:1px solid #d5d5d2}
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.guide-row h3{font-size:25px;line-height:1.3;letter-spacing:-.025em;font-weight:500;margin:0;max-width:310px}
.guide-row p,.method-detail p,.section-intro{font-size:18px;line-height:1.65;color:#484848;margin:0;text-wrap:pretty}
.guide-row p{margin-bottom:16px}
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.method-role{font-size:15px;color:#656565;margin:14px 0 0}
.method-links{display:flex;flex-wrap:wrap;gap:16px 28px;margin-top:18px}
.section-intro{max-width:1020px;margin-bottom:26px}
.transfer-intro{max-width:1000px;color:#c8c8c8;font-size:20px;line-height:1.6;margin:27px 0 0;text-wrap:pretty}
.question p{max-width:none}
.citation-section{padding-bottom:50px}
.citation-actions{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0 0}
.citation-button{display:inline-flex;justify-content:center;align-items:center;min-height:44px;border:1px solid #d1d1ce;border-radius:10px;padding:9px 17px;background:#eeeeea;color:#161616;font:550 15px/1.3 Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;text-decoration:none;cursor:pointer}
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.copy-status{font-size:14px;min-height:21px;margin:8px 0;color:#656565}
.bibtex{max-height:340px;overflow:auto;margin:0;background:#efefec;border:1px solid #deded9;border-radius:12px;padding:24px;font:14px/1.65 ui-monospace,SFMono-Regular,Consolas,monospace;tab-size:2;white-space:pre-wrap;overflow-wrap:anywhere}
.resource-note{font-size:16px;color:#656565;line-height:1.6;margin:22px 0 0;max-width:1000px}
.resource-note a,.footer-paper-link{text-decoration:underline;text-underline-offset:4px}
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@media(max-width:1000px){.method-row{grid-template-columns:36px minmax(180px,.85fr) minmax(0,1.15fr);gap:22px}.guide-row{gap:36px}.nav-links{gap:23px}}
@media(max-width:700px){.paper-summary,.reader-guide,.citation-section{padding-top:42px;padding-bottom:38px}.paper-summary .section-heading{align-items:flex-start;flex-direction:column;gap:18px}.guide-row{grid-template-columns:1fr;gap:17px;padding:25px 0}.guide-row h3{max-width:none;font-size:23px}.method-row{grid-template-columns:26px 1fr;gap:15px;padding:26px 0}.method-detail{grid-column:1 / -1}.method-row h3{font-size:26px}.method-role{margin-top:10px}.abstract-text,.guide-row p,.method-detail p,.section-intro{font-size:17px}.reader-guide{padding-bottom:0}.transfer-intro{font-size:18px}.citation-button{padding:10px 14px}.bibtex{padding:18px;font-size:13px}.nav-links{gap:15px;font-size:13px}.nav .brand{font-size:18px}.nav{gap:15px}}
/* A compact, static scholarly record: complete abstract and author metadata. */
.paper-record{margin:0;background:#f8f8f6;color:#161616;font:17px/1.55 Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
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.paper-record-main{width:min(100% - 48px,1000px);margin:0 auto;padding:26px 0 40px}
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.paper-record h1{font-size:clamp(27px,3.4vw,41px);line-height:1.14;letter-spacing:-.035em;margin:0 0 17px;font-weight:650}
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.record-date{font-size:14px;color:#656565;margin:0 0 13px}
.record-resources{display:flex;flex-wrap:wrap;gap:12px 25px;margin-bottom:25px;font-size:15px;font-weight:550}
.paper-record h2{font-size:22px;margin:0 0 10px;font-weight:600;letter-spacing:-.02em}
.record-abstract-text{font-size:17px;line-height:1.65;margin:0;text-wrap:pretty}
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.record-news{list-style:none;margin:16px 0 0;padding:0;display:grid;gap:14px}
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.record-news span{text-wrap:pretty}
.news-platform-icon{display:inline-block;width:20px;height:20px;vertical-align:-4px;object-fit:contain;margin-right:4px;border-radius:4px}
.news-platform-icon--xiaohongshu{width:28px}
.news-media-link{text-decoration-thickness:1px}
@media(max-width:600px){.record-news li{grid-template-columns:1fr;gap:3px}.record-news{gap:18px}}
.record-citation{margin-top:30px;padding-top:25px;border-top:1px solid #d5d5d2}
.record-citation .citation-actions{margin-top:15px}
.record-footer{font-size:14px;color:#656565;margin-top:24px}
@media(max-width:600px){.paper-record-main{width:calc(100% - 36px);padding-top:20px}.record-nav{font-size:13px;margin-bottom:23px}.record-authors{font-size:14px}.record-abstract-text{font-size:16px}}

/* Section titles stand on their own without decorative eyebrow labels. */
.question h3{margin-top:0}

/* Keep headings balanced and give prose room before reducing type. */
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main p,.record-authors,.record-abstract-text,.record-footer,.credits-body p{text-wrap:pretty;hyphens:none}
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@media(max-width:1100px){.context-types{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:1000px){.method-row{grid-template-columns:32px minmax(0,1fr)}.method-detail{grid-column:1 / -1}.method-row h3{font-size:29px}.method-role{margin-top:10px}.guide-row{grid-template-columns:1fr;gap:18px}.guide-row h3{max-width:none}}
@media(max-width:700px){.method-row{grid-template-columns:minmax(0,1fr);gap:18px}.method-row .route-index{display:none}.method-detail{grid-column:1}.method-row h3{font-size:25px}.guide-row h3{font-size:23px}.context-types{grid-template-columns:minmax(0,1fr);gap:12px}.context-type h3{font-size:21px}.transfer-heading h2{max-width:100%;font-size:clamp(30px,7.9vw,38px)}.questions{grid-template-columns:1fr;gap:28px}.question h3{font-size:30px}.record-nav{flex-wrap:wrap}.record-nav a{white-space:nowrap}}

.prose-tail{white-space:nowrap}

@media(max-width:359px){.abstract-text,.guide-row p,.method-detail p,.section-intro{font-size:16px}}
.prose-tail{display:inline-block;max-width:100%;white-space:normal;text-wrap:balance}
@media(max-width:1000px){.questions{grid-template-columns:1fr;gap:28px}}

/* Shared editorial grid: one alignment for concepts, explanations, and links. */
.reader-guide,.taxonomy,.navigation,.paper-summary,.citation-section{padding-top:64px;padding-bottom:56px}
.guide-row,.method-row{grid-template-columns:minmax(0,1fr) minmax(0,1.5fr);gap:48px;padding:32px 0;align-items:start}
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.method-detail{grid-column:auto;display:flex;flex-direction:column;justify-content:space-between;min-height:120px}
.guide-row>div{display:flex;flex-direction:column;justify-content:space-between;min-height:120px}
.guide-row p,.method-detail p,.section-intro{font-size:20px;line-height:1.55}
.method-role{font-size:18px;margin-top:14px}
.guide-row .text-link{margin-top:20px}
.method-links{margin-top:20px}
.section-intro{max-width:900px}
.transfer-intro{font-size:24px;max-width:900px;line-height:1.45}
.questions{grid-template-columns:repeat(3,minmax(0,1fr));gap:40px}
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.question p{font-size:20px;line-height:1.55}
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/* A visual entry point using the survey's original four-family comparison. */
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.entry-heading{display:grid;grid-template-columns:1fr;gap:20px;align-items:start;margin-bottom:32px}
.entry-heading h2{font-size:clamp(34px,3.6vw,50px);line-height:1.12}
.entry-lead{max-width:900px;font-size:clamp(21px,2vw,27px);line-height:1.45;margin:0;color:#484848;text-wrap:balance}
.method-overview{margin:0}
.overview-scroll{overflow-x:auto;overscroll-behavior-x:contain;background:#fff;border:1px solid #deded9;border-radius:14px;padding:24px;scrollbar-width:thin}
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.overview-link{display:inline-flex;align-items:center;gap:20px;font-weight:500}
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.paper-summary{border-top:1px solid #d5d5d2}
@media(max-width:800px){.survey-entry{padding-top:42px;padding-bottom:40px}.entry-heading{grid-template-columns:1fr;gap:20px;margin-bottom:28px}.entry-heading h2{font-size:36px}.entry-lead{font-size:22px}.overview-scroll{padding:18px}.overview-scroll img{width:1000px;max-width:none}.method-overview figcaption{align-items:flex-start;flex-direction:column;gap:12px;font-size:18px}.overview-scroll-hint{display:block;color:#656565}}

/* Compact citation controls with the complete BibTeX displayed below. */
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.citation-section h2{white-space:nowrap;max-width:none;font-size:clamp(28px,3.4vw,50px)}
.citation-reference{display:flex;align-items:baseline;gap:10px;margin:0;color:#484848;font-size:clamp(12px,3.25vw,18px);line-height:1.6;white-space:nowrap}
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.citation-section .copy-status:not(:empty){margin:12px 0 0;min-height:0}
.citation-details{margin-top:24px;border:1px solid #deded9;border-radius:12px;background:#efefec;overflow:hidden}
.citation-details .bibtex{border:0;border-radius:0;background:transparent;max-height:none;padding:20px 22px;font-size:14px}
.citation-format-links{display:flex;flex-wrap:wrap;gap:24px;padding:16px 22px;border-top:1px solid #deded9;font-size:15px}
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@media(max-width:600px){.citation-section h2{font-size:clamp(28px,7.5vw,38px)}.citation-reference{gap:6px}.citation-section .citation-actions{display:grid;grid-template-columns:1fr;gap:10px}.citation-section .citation-button{width:100%}.citation-details .bibtex{padding:18px;font-size:13px}.citation-format-links{padding:16px 18px}}