/* One timeline, one measure, one continuous line. */
:root{--stream-paper:#f4f1e9;--stream-ink:#282b27;--stream-quiet:#6c7068;--stream-red:#9d3b32;--stream-rule:#d5d2c8;--stream-width:1120px;--stream-date:220px;--stream-gap:64px}
html:has(.timeline-lp){scroll-padding-top:88px;scroll-behavior:auto}
body.timeline-lp{background:var(--stream-paper);color:var(--stream-ink);font-family:"Hiragino Sans","Yu Gothic",sans-serif;font-size:max(13px,18px);line-height:1.95;letter-spacing:.025em;overflow-x:clip}
.timeline-lp *, .timeline-lp *:before,.timeline-lp *:after{box-sizing:border-box}
.timeline-lp .wrap{width:100%;max-width:100%;margin:0;padding:0}
.timeline-lp :is(h1,h2,h3,h4){word-break:normal;overflow-wrap:normal;line-break:strict;text-wrap:pretty;color:var(--stream-ink)}
.timeline-lp :is(a,button,summary):focus-visible{outline:3px solid var(--stream-red);outline-offset:5px}
.timeline-lp a{color:inherit;text-underline-offset:5px}
.timeline-lp .site-header{position:sticky;inset:0 0 auto;transform:none;z-index:100;background:#f4f1e9f5;border:0;border-bottom:1px solid var(--stream-rule);border-radius:0;box-shadow:none;backdrop-filter:blur(12px)}
.timeline-lp .header-inner{width:min(1440px,calc(100% - 64px));margin:auto;min-height:72px;padding:12px 0;gap:24px}
.timeline-lp .brand-mark{width:86px;height:auto;border:0;border-radius:0;box-shadow:none}
.timeline-lp .brand>span{font-size:max(13px,12px);line-height:1.6}.timeline-lp .brand small{display:block;font-size:max(13px,9px)}
.timeline-lp .site-header nav a{font-size:max(13px,12px)}.timeline-lp .header-actions{display:none}
.timeline-lp .menu-button{min-height:44px;background:transparent;border:0;border-bottom:1px solid currentColor;border-radius:0}
.timeline-lp .hero{position:relative;min-height:86svh;padding:110px 0 100px;background:linear-gradient(90deg,#101b18df,#101b1870),url('/assets/media/responsive/miyano-shrine-01-1280.webp') center/cover;color:#fff;overflow:hidden}
.timeline-lp .hero:before,.timeline-lp .hero:after{display:none}
.timeline-lp .editorial-cover{width:min(var(--stream-width),calc(100% - 80px));margin:auto;position:relative}
.timeline-lp .cover-masthead{display:flex;justify-content:space-between;gap:24px;margin-bottom:60px}
.timeline-lp .editorial-eyebrow,.timeline-lp .cover-caption{font-size:max(13px,11px);line-height:1.8;color:#ffffffb8;letter-spacing:.09em;margin:0}
.timeline-lp .cover-caption{text-align:right}
.timeline-lp .hero h1{font-family:"Yu Mincho","Hiragino Mincho ProN",serif!important;font-weight:500!important;font-size:max(13px,clamp(58px,6.5vw,100px));line-height:1.45;margin:0 0 45px;color:white;letter-spacing:.025em}
.timeline-lp .hero h1 span,.timeline-lp .hero h1 ruby{color:white}.timeline-lp .hero-title-line{display:block}.timeline-lp .hero h1 rt{font:13px "Hiragino Sans",sans-serif;color:#fff9;letter-spacing:.2em}
.timeline-lp .cover-feature{display:block}.timeline-lp .editorial-photo{margin:0}.timeline-lp .editorial-photo img{position:absolute;inset:0;opacity:0;width:100%;height:100%;pointer-events:none}
.timeline-lp .editorial-photo figcaption{font-size:max(13px,10px);display:flex;gap:24px;position:absolute;bottom:-62px;right:0;color:#fff9}
.timeline-lp .cover-reading{max-width:650px}.timeline-lp .cover-category{font-size:max(13px,12px);color:#ffffffc0}.timeline-lp .editorial-deck{font-size:max(13px,26px);line-height:1.8;margin:24px 0}.timeline-lp .editorial-description{font-size:max(13px,17px);line-height:2;color:#ffffffe0}
.timeline-lp .hero-cta{display:flex;gap:28px;align-items:center;margin:30px 0;flex-wrap:wrap}.timeline-lp .hero .btn.primary{background:var(--stream-paper);color:var(--stream-ink);border:0;border-radius:0;min-height:48px;padding:14px 24px}.timeline-lp .editorial-text-link{font-size:max(13px,14px)}.timeline-lp .editorial-credit{font-size:max(13px,11px);color:#fff9}
.timeline-lp .entrance-nav{width:min(var(--stream-width),calc(100% - 80px));margin:0 auto;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-bottom:1px solid var(--stream-rule)}
.timeline-lp .entrance-nav a{padding:28px 18px;display:flex;gap:18px;align-items:center;text-decoration:none;border-right:1px solid var(--stream-rule)}.timeline-lp .entrance-nav a:first-child{padding-left:0}.timeline-lp .entrance-nav a:last-child{border:0}.timeline-lp .entrance-nav strong{display:block;font-size:max(13px,17px)}.timeline-lp .entrance-nav small{font-size:max(13px,12px);color:var(--stream-quiet);display:block;margin-top:5px}.timeline-lp .entrance-number{color:var(--stream-red);font:14.0px Arial,sans-serif}.timeline-lp .entrance-nav a>span:last-child{margin-left:auto}
.timeline-lp .stats{background:transparent;border:0}.timeline-lp .stats-grid{width:min(var(--stream-width),calc(100% - 80px));margin:auto;display:grid;grid-template-columns:repeat(4,1fr)}.timeline-lp .stat{padding:24px 16px;border:0;border-bottom:1px solid var(--stream-rule);background:none}.timeline-lp .stat strong{font:32.0px Georgia,serif!important}.timeline-lp .stat strong small{font-size:max(13px,12px)}.timeline-lp .stat span{font-size:max(13px,12px);color:var(--stream-quiet)}
.timeline-lp .archive-stream{width:min(var(--stream-width),calc(100% - 80px));margin:60px auto 100px;position:relative}
.timeline-lp .archive-stream:before{content:'';position:absolute;left:var(--stream-date);top:0;bottom:0;width:1px;background:var(--stream-rule);pointer-events:none}
.timeline-lp .stream-entry{position:relative;display:grid;grid-template-columns:var(--stream-date) minmax(0,1fr);gap:0;padding:0;margin:0;background:none;color:var(--stream-ink);scroll-margin-top:0}
.timeline-lp .stream-entry:before,.timeline-lp .stream-entry:after{display:none}
.timeline-lp .stream-date{position:sticky;top:112px;align-self:start;padding:70px 32px 40px 0;min-width:0}
.timeline-lp .stream-date:after{content:'';position:absolute;right:-4px;top:93px;width:9px;height:9px;background:var(--stream-red);border-radius:50%}
.timeline-lp .stream-date>p{font-size:max(13px,11px);line-height:1.8;color:var(--stream-quiet);letter-spacing:.09em;margin:0 0 18px}
.timeline-lp .stream-date>h2{font:500 clamp(27.0px,2.6vw,42px)/1.5 "Yu Mincho","Hiragino Mincho ProN",serif!important;color:var(--stream-red);letter-spacing:0;margin:0;overflow-wrap:normal}
.timeline-lp .stream-body{min-width:0;padding:70px 0 90px var(--stream-gap);border:0;min-height:430px}
.timeline-lp .stream-number{font:13px Arial,sans-serif;letter-spacing:.15em;color:var(--stream-quiet);margin:0 0 25px}
.timeline-lp .stream-body>h3{font:500 clamp(29.0px,2.7vw,44px)/1.65 "Yu Mincho","Hiragino Mincho ProN",serif!important;margin:24px 0 30px}
.timeline-lp .stream-body>p:not(.stream-number),.timeline-lp .stream-points{font-size:max(13px,21px)!important;line-height:2!important;margin:0 0 28px}
.timeline-lp .stream-points{padding-left:1.1em}.timeline-lp .stream-points li{margin-bottom:12px;padding-left:.25em}.timeline-lp .stream-points li::marker{color:var(--stream-red);font-size:max(13px,.7em)}
.timeline-lp .timeline-source{font-size:max(13px,13px);line-height:1.9;display:block;color:var(--stream-quiet)}
.timeline-lp .stream-quote{margin:40px 0 0;padding:28px 0 0;border:0;border-top:1px solid var(--stream-rule);background:none}
.timeline-lp .stream-quote-label{font-size:max(13px,11px);letter-spacing:.1em;color:var(--stream-red);margin:0 0 18px}
.timeline-lp .stream-quote blockquote{font:500 24.0px/2 "Yu Mincho","Hiragino Mincho ProN",serif;letter-spacing:.05em;margin:0 0 18px;padding:0;border:0;overflow-wrap:anywhere;color:var(--stream-ink)}
.timeline-lp .stream-quote>p:not(.stream-quote-label){font-size:max(13px,17px);line-height:1.95;margin:0 0 16px}.timeline-lp .stream-quote figcaption{font-size:max(13px,12px);line-height:1.9;color:var(--stream-quiet)}.timeline-lp .stream-quote figcaption span{display:block;margin-top:8px}
.timeline-lp .stream-supplement{margin:36px 0 0;border:0;border-top:1px solid var(--stream-rule);padding:0;background:none;border-radius:0;min-width:0}
.timeline-lp .stream-supplement>summary{font-size:max(13px,14px);line-height:1.8;font-weight:500;cursor:pointer;padding:18px 26px 18px 0;position:relative;list-style:none;background:none}
.timeline-lp .stream-supplement>summary::-webkit-details-marker{display:none}.timeline-lp .stream-supplement>summary:after{content:'＋';position:absolute;right:0;top:18px;color:var(--stream-red)}.timeline-lp .stream-supplement[open]>summary:after{content:'−'}
.timeline-lp .stream-supplement-body{padding:16px 0 30px;min-width:0;max-width:100%}
/* Source components are contained in the common text column; no nested page grids. */
.timeline-lp .stream-body section{position:static;width:100%;max-width:100%;min-height:0;margin:0;padding:0;background:transparent!important;color:var(--stream-ink);border:0;overflow:visible}
.timeline-lp .stream-body section:before,.timeline-lp .stream-body section:after{display:none}
.timeline-lp .stream-body .wrap{display:block;position:static;width:100%;max-width:100%;padding:0;margin:0}
.timeline-lp .stream-body :is(.section-head,.intro-grid,.lineage-layout,.researcher-profile,.place-layout,.citation-grid){display:block;border:0;padding:0;margin:0 0 28px;min-width:0}
.timeline-lp .stream-body .kicker{font-size:max(13px,11px);line-height:1.8;color:var(--stream-quiet);margin-bottom:18px;padding:0}
.timeline-lp .section-display{font:13px Arial,sans-serif;letter-spacing:.1em;margin-left:12px}
.timeline-lp .stream-body .section-title{font:500 28.0px/1.7 "Yu Mincho",serif!important;color:var(--stream-ink);margin:0 0 22px;max-width:100%}
.timeline-lp .stream-body .section-lead{font-size:max(13px,17px)!important;line-height:1.95!important;color:var(--stream-quiet)}
.timeline-lp .stream-body :is(.reader-routes,.branch-primer-grid,.story-strip,.people-grid,.source-grid,.mysteries,.reference-library-grid,.grave-evidence-grid,.grave-open-issues,.source-gallery,.field-source-gallery,.branch-cards,.grave-branches,.archive-portals,.method-sources,.method-results,.evidence-key-items,.principles){display:grid;grid-template-columns:minmax(0,1fr);gap:24px;width:100%;max-width:100%;padding:0;margin:28px 0;min-width:0}
.timeline-lp .stream-body :is(article,.person-card,.branch-card,.story,.mystery,.archive-portal,.reader-routes a,.grave-branches>article,.source-grid>article){min-width:0;max-width:100%;background:transparent;color:var(--stream-ink);border-radius:0;box-shadow:none}
.timeline-lp .stream-body :is(.person-card,.branch-card,.story,.mystery,.source-grid>article,.reference-library-grid>article,.grave-evidence-grid>article,.grave-open-issues>article){padding:28px 0;border:0;border-top:1px solid var(--stream-rule)}
.timeline-lp .stream-body :is(h3,h4){font-family:"Yu Mincho",serif!important;font-weight:500!important;font-size:max(13px,23px);line-height:1.7;color:var(--stream-ink);margin:24px 0 18px}
.timeline-lp .stream-body :is(p,li,dd){font-size:max(13px,17px)!important;line-height:1.95!important;color:var(--stream-ink)}
.timeline-lp .stream-body .stream-number{font-size:max(13px,11px)!important}
.timeline-lp .stream-body .big-quote{font-size:max(13px,25px);line-height:1.8;margin:25px 0;padding:0;color:var(--stream-ink)}
.timeline-lp .stream-body .scroll-hint{position:static;transform:none;color:var(--stream-quiet);font-size:max(13px,12px)!important}
.timeline-lp .stream-body .branch-map{position:static;top:auto;padding:20px;border:1px solid var(--stream-rule);background:none;border-radius:0}
.timeline-lp .stream-body .branch-primer{display:block}.timeline-lp .stream-body .branch-primer-grid article{padding:22px 0;border:0;border-top:1px solid var(--stream-rule)}
.timeline-lp .stream-body :is(.lineage-scroll,.grave-scroll,.source-matrix-scroll,.genealogy-table-wrap,.paper-genealogy-scroll){max-width:100%;overflow:auto;overscroll-behavior-x:contain;min-width:0}
.timeline-lp .stream-body :is(table,.lineage-row,.grave-chain,.paper-genealogy-flow){max-width:none}
.timeline-lp .stream-body table{font-size:max(13px,13px);line-height:1.8;background:none}.timeline-lp .stream-body th,.timeline-lp .stream-body td{color:var(--stream-ink);padding:12px 16px;border-color:var(--stream-rule)}
.timeline-lp .stream-body :is(.source-gallery,.field-source-gallery) figure{margin:0;background:none;border:0;grid-column:auto;max-width:100%;width:100%}
.timeline-lp .stream-body figure{min-width:0;max-width:100%;margin:30px 0}
.timeline-lp .stream-body figure img{display:block;max-width:100%;height:auto;object-fit:contain;max-height:650px;margin:auto}
.timeline-lp .stream-body .source-image{display:block;height:auto;min-height:0;aspect-ratio:auto;padding:0;background:none}.timeline-lp .stream-body .source-image img{width:100%;height:auto;max-height:650px;object-fit:contain}
.timeline-lp .stream-body .place-figure{min-height:0}.timeline-lp .stream-body .place-figure img{min-height:0;width:100%;height:auto}
.timeline-lp .stream-body figcaption{font-size:max(13px,12px);line-height:1.9;color:var(--stream-quiet);padding:14px 0}
.timeline-lp .stream-body .era-quote{background:none;border:0;border-top:1px solid var(--stream-rule);padding:24px 0;margin:30px 0}.timeline-lp .stream-body .era-quote blockquote{margin:0 0 20px;padding:0;border:0;font:23.0px/2 "Yu Mincho",serif;overflow-wrap:anywhere}.timeline-lp .era-quote-label{color:var(--stream-red)!important;font-size:max(13px,11px)!important}
.timeline-lp .stream-body .ia-era-step{font-size:max(13px,11px);color:var(--stream-quiet)}.timeline-lp .stream-body time{display:block;color:var(--stream-red);font-size:max(13px,18px);margin-bottom:20px}
.timeline-lp .stream-body .ia-next{padding:20px 0;background:none;border:0}.timeline-lp .stream-body .public-actions{display:flex;flex-wrap:wrap;gap:12px}
.timeline-lp .stream-body .status{font-size:max(13px,11px);padding:4px 9px;line-height:1.5;background:#f4f1e9;color:var(--stream-quiet);border:1px solid #cbc7bc;border-radius:2px}
.timeline-lp .stream-body .hidden{display:none!important}
.timeline-lp .stream-body .filterbar{display:flex;flex-wrap:wrap;gap:8px;margin:25px 0 0}.timeline-lp .filterbar button{border:1px solid var(--stream-rule);border-radius:0;color:var(--stream-ink);background:transparent;min-height:44px;font-size:max(13px,12px)}.timeline-lp .filterbar button.active{background:var(--stream-ink);color:white}
.timeline-lp .stream-body .searchbox{min-width:0;max-width:100%}.timeline-lp .stream-body input{max-width:100%;background:transparent;color:var(--stream-ink)}
.timeline-lp .stream-body .archive-chapter{background:none;border:0;border-top:1px solid var(--stream-rule);border-radius:0}.timeline-lp .stream-body .archive-chapter>summary{background:none;padding:24px 0;color:var(--stream-ink)}.timeline-lp .stream-body .archive-copy{padding:16px 0}
.timeline-lp .stream-body .archive-heading{display:block}.timeline-lp .stream-body .archive-controls{display:flex;flex-wrap:wrap;gap:12px}
.timeline-lp .stream-body .exhibition-notes{background:none}.timeline-lp .stream-body .exhibition-notes details{background:none;border:0;border-top:1px solid var(--stream-rule)}.timeline-lp .stream-body .exhibition-notes summary{background:none;padding:18px 0;color:var(--stream-ink)}.timeline-lp .stream-body .exhibition-copy{padding:10px 0 25px;max-width:100%}
.timeline-lp .footer{background:#172923;color:#f4f1e9;padding:65px 0}.timeline-lp .footer>.wrap{width:min(var(--stream-width),calc(100% - 80px));margin:auto}.timeline-lp .footer h2{color:inherit}.timeline-lp .footer-links{display:flex;flex-wrap:wrap;gap:18px}
@media(max-width:1120px){:root{--stream-date:190px;--stream-gap:44px}.timeline-lp .site-header nav{background:var(--stream-paper);color:var(--stream-ink);border:1px solid var(--stream-rule);border-radius:0}.timeline-lp .stream-date>h2{font-size:max(13px,32px)!important}}
@media(max-width:820px) and (min-width:701px){:root{--stream-date:155px;--stream-gap:32px}.timeline-lp .archive-stream{width:calc(100% - 64px)}.timeline-lp .stream-date{padding-right:20px}.timeline-lp .stream-date>h2{font-size:max(13px,27px)!important}.timeline-lp .stream-body>h3{font-size:max(13px,32px)!important}}
@media(max-width:700px){html:has(.timeline-lp){scroll-padding-top:80px}:root{--stream-gap:0}.timeline-lp .header-inner{width:calc(100% - 40px);min-height:68px;padding:10px 0}.timeline-lp .brand-mark{width:68px}.timeline-lp .brand>span{font-size:max(13px,10px)}.timeline-lp .hero{min-height:0;padding:65px 0 90px}.timeline-lp .editorial-cover{width:calc(100% - 48px)}.timeline-lp .cover-masthead{margin-bottom:40px}.timeline-lp .editorial-eyebrow{font-size:max(13px,9px)}.timeline-lp .cover-caption{font-size:max(13px,8px)}.timeline-lp .hero h1{font-size:max(13px,clamp(42px,11vw,64px));margin-bottom:32px}.timeline-lp .editorial-deck{font-size:max(13px,22px)}.timeline-lp .editorial-description{font-size:max(13px,16px)}.timeline-lp .editorial-photo figcaption{left:0;right:0;bottom:-64px;font-size:max(13px,9px);justify-content:space-between;gap:12px}.timeline-lp .hero-cta{gap:18px}.timeline-lp .hero .btn.primary{font-size:max(13px,13px);padding:12px 18px}.timeline-lp .entrance-nav{width:calc(100% - 48px);grid-template-columns:1fr}.timeline-lp .entrance-nav a,.timeline-lp .entrance-nav a:first-child{padding:20px 0;border:0;border-bottom:1px solid var(--stream-rule)}.timeline-lp .stats-grid{width:calc(100% - 48px);grid-template-columns:1fr 1fr}.timeline-lp .stat{padding:20px 8px}.timeline-lp .archive-stream{width:calc(100% - 48px);margin:40px auto 70px}.timeline-lp .archive-stream:before{display:none}.timeline-lp .stream-entry{display:block;border-top:1px solid var(--stream-rule);scroll-margin-top:0}.timeline-lp .stream-date{position:static;padding:38px 0 22px}.timeline-lp .stream-date:after{display:none}.timeline-lp .stream-date>p{margin-bottom:12px;font-size:max(13px,10px)}.timeline-lp .stream-date>h2{font-size:max(13px,36px)!important;line-height:1.45!important}.timeline-lp .stream-body{min-height:0;padding:0 0 58px}.timeline-lp .stream-number{margin-bottom:20px}.timeline-lp .stream-body>h3{font-size:max(13px,29px)!important;line-height:1.7!important;margin:20px 0 26px}.timeline-lp .stream-body>p:not(.stream-number),.timeline-lp .stream-points{font-size:max(13px,19px)!important;line-height:1.95!important}.timeline-lp .stream-quote{padding-top:24px;margin-top:30px}.timeline-lp .stream-quote blockquote{font-size:max(13px,22px);line-height:1.95}.timeline-lp .stream-body .section-title{font-size:max(13px,26px)!important}.timeline-lp .stream-body :is(p,li,dd){font-size:max(13px,16px)!important}.timeline-lp .stream-body .stream-number{font-size:max(13px,11px)!important}.timeline-lp .footer>.wrap{width:calc(100% - 48px)}.timeline-lp .footer-grid{display:block}.timeline-lp .footer h2{font-size:max(13px,28px)}}
@media(prefers-reduced-motion:reduce){html:has(.timeline-lp){scroll-behavior:auto}}
@media print{.timeline-lp .stream-entry{display:grid;grid-template-columns:150px minmax(0,1fr);break-inside:avoid}.timeline-lp .stream-date{position:static}.timeline-lp .archive-stream:before{display:none}.timeline-lp .stream-supplement-body{display:block}.timeline-lp .stream-body{padding:20px}}
.timeline-lp .stream-body .stream-quote-label,.timeline-lp .stream-body .era-quote-label{font-size:max(13px,11px)!important;line-height:1.8!important;color:var(--stream-red)!important;letter-spacing:.1em}
.timeline-lp .stream-person-record{margin-top:36px}.timeline-lp .stream-person-record .person-card{padding:28px 0;border:0;border-top:1px solid var(--stream-rule)}
.timeline-lp .stream-person-record .person-card:before,.timeline-lp .stream-person-record .person-card:after{display:none}
.timeline-lp .stream-person-record .person-top{font-size:max(13px,11px);color:var(--stream-quiet)}
.timeline-lp .stream-exhibition-note{margin-top:35px}.timeline-lp .stream-exhibition-note>details{border:0;border-top:1px solid var(--stream-rule);background:none;padding:0;border-radius:0}
.timeline-lp .stream-exhibition-note>details>summary{cursor:pointer;font-size:max(13px,14px);line-height:1.8;padding:18px 0;background:none;color:var(--stream-ink)}
.timeline-lp .stream-exhibition-note .exhibition-copy{padding:12px 0 24px;max-width:100%}
.timeline-lp .stream-person-index{font-size:max(13px,16px);padding:12px 0;border-bottom:1px solid var(--stream-rule);text-decoration:none}
.timeline-lp .stream-body .stream-media{margin-top:42px}.timeline-lp .stream-media figure{border:0;background:none;padding:0}
.timeline-lp .stream-date>h2.stream-date-range{font-size:max(13px,clamp(25px,2.1vw,34px))!important;white-space:nowrap}
.timeline-lp .stream-entry.hidden{display:none!important}
.timeline-lp .stream-body .stream-person-record h3{font-size:max(13px,26px)!important;margin:20px 0 16px}
@media(max-width:700px){.timeline-lp .stream-date>h2.stream-date-range{font-size:max(13px,34px)!important}.timeline-lp .stream-body .stream-person-record h3{font-size:max(13px,24px)!important}}
.timeline-lp .archive-stream>.stream-entry{background:transparent!important}
.timeline-lp .entrance-nav a,.timeline-lp .stats-grid,.timeline-lp .stat{box-shadow:none;border-radius:0;background:transparent}
.timeline-lp .stream-date>h2{padding:0}
.timeline-lp .stream-body [id]{scroll-margin-top:0}
.timeline-lp .stream-body .place-figure{background:transparent;border:0;box-shadow:none}
.timeline-lp .stream-body .place-figure figcaption{position:static;inset:auto;background:transparent;color:var(--stream-quiet);padding:16px 0}
.timeline-lp .stream-body .place-figure figcaption span{color:var(--stream-quiet)}
.timeline-lp .stream-body .place-item{background:transparent;border:0;border-top:1px solid var(--stream-rule);padding:28px 0;color:var(--stream-ink)}
.timeline-lp .stream-body .place-item h3,.timeline-lp .stream-body .place-item small{color:var(--stream-ink)}
.timeline-lp .stats-grid{border:0!important;box-shadow:none!important}.timeline-lp .stat:before,.timeline-lp .stat:after{display:none}
.timeline-lp .stream-body .paper-layout{display:block;grid-template-columns:none;gap:0;background:none;border:0}
.timeline-lp .stream-body .paper-toc{position:static;top:auto;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0;margin:28px 0 40px;padding:0;border:0;background:none}
.timeline-lp .paper-toc>p{grid-column:1/-1;padding:0 0 14px;border:0}.timeline-lp .paper-toc a{padding:14px 16px 14px 0;border:0;border-top:1px solid var(--stream-rule);font-size:max(13px,13px);line-height:1.8}
.timeline-lp .stream-body .paper-reader{border:0;width:100%;max-width:100%;background:none}
.timeline-lp .stream-body :is(.paper-title-block,.paper-editorial-note,.archive-toolbar,.archive-meta,.archive-version-note){position:static;border:0;background:none;padding:24px 0;margin:0;max-width:100%;width:100%;text-align:left}
.timeline-lp .stream-body .archive-copy{max-width:100%;width:100%;margin:0;padding:24px 0 48px!important}
.timeline-lp .stream-body .archive-copy p{max-width:100%;font-size:max(13px,18px)!important;line-height:2!important}
.timeline-lp .stream-body .archive-copy :is(h4,h5,h6){font-family:"Yu Mincho",serif!important;font-weight:500!important}
.timeline-lp .stream-body .archive-chapter>summary{display:block;padding:24px 0;border:0}
.timeline-lp .stream-body .archive-chapter>summary h3{font-size:max(13px,29px)!important;line-height:1.7;margin:15px 0 0}
.timeline-lp .stream-body .archive-chapter .chapter-number{display:block;font-size:max(13px,11px)}
.timeline-lp .stream-body .archive-toolbar{display:flex;flex-wrap:wrap;gap:10px}
.timeline-lp .stream-body .archive-toolbar input{flex:1 1 220px;min-width:0}.timeline-lp .stream-body .archive-toolbar button{flex:0 0 auto;min-height:44px;font-size:max(13px,13px)}
@media(max-width:700px){.timeline-lp .stream-body .paper-toc{grid-template-columns:1fr}.timeline-lp .stream-body .archive-copy p{font-size:max(13px,17px)!important}.timeline-lp .stream-body .archive-chapter>summary h3{font-size:max(13px,25px)!important}}
.timeline-lp .stream-body .paper-reader>.archive-meta{display:block;padding:24px 0!important;margin:0;border:0}
.timeline-lp .stream-body .archive-actions{padding:18px 0;display:flex;flex-wrap:wrap;border:0;border-bottom:1px solid var(--stream-rule);background:none}
.timeline-lp .stream-body .archive-actions p{margin:0}
.timeline-lp .stream-body .entrance-nav,.timeline-lp .stream-body .stats-grid{width:100%;margin:0}
.timeline-lp .stream-body .stream-era-index{display:block;list-style:none;padding:0;margin:28px 0}
.timeline-lp .stream-body .stream-era-index li{padding:0;border:0;border-top:1px solid var(--stream-rule);margin:0}
.timeline-lp .stream-era-index a{display:block;padding:18px 0;text-decoration:none}.timeline-lp .stream-era-index span{display:block;font-size:max(13px,13px);color:var(--stream-red);margin-bottom:5px}.timeline-lp .stream-era-index strong{font-size:max(13px,17px);font-weight:500;line-height:1.8}
.timeline-lp .stream-mobile-break{display:none}
@media(max-width:700px){.timeline-lp .stream-mobile-break{display:initial}}

/* Reading hierarchy: narrative, primary-source excerpt, then optional detail. */
:root{--stream-paper:#fcfbf8;--stream-ink:#242824;--stream-quiet:#656961;--stream-red:#aa3c32;--stream-rule:#deded5;--stream-width:1040px;--stream-date:184px;--stream-gap:56px}
body.timeline-lp{background:var(--stream-paper);letter-spacing:.035em}
.timeline-lp .site-header{background:#fcfbf8f5}
.timeline-lp .archive-stream{margin-top:28px}
.timeline-lp .stream-body{padding-top:56px;padding-bottom:64px;min-height:0}
.timeline-lp .stream-entry+.stream-entry .stream-body{border-top:1px solid var(--stream-rule)}
.timeline-lp .stream-date{padding-top:56px;padding-right:28px}
.timeline-lp .stream-date:after{top:65px;width:7px;height:7px;right:-3px;box-shadow:0 0 0 5px var(--stream-paper)}
.timeline-lp .stream-date>p{font-size:max(13px,10px);letter-spacing:.03em;margin-bottom:12px}
.timeline-lp .stream-date>h2{font-size:max(13px,32px)!important;line-height:1.5!important}
.timeline-lp .stream-date>h2.stream-date-range{font-size:max(13px,27px)!important}
.timeline-lp .stream-number{margin-bottom:18px;color:#777b72;letter-spacing:.14em}
.timeline-lp .stream-body>h3{font-size:max(13px,clamp(28px,2.5vw,36px))!important;line-height:1.6;margin:18px 0 24px;text-wrap:pretty}
.timeline-lp .stream-body>p:not(.stream-number){font-size:max(13px,19px)!important;line-height:1.95!important;margin-bottom:22px}
.timeline-lp .stream-body>.timeline-source{margin-top:24px;font-size:max(13px,12px);line-height:1.8;max-width:100%;color:var(--stream-quiet)}
.timeline-lp .stream-body>.status{display:inline-block;padding:4px 10px;font-size:max(13px,11px);letter-spacing:.04em;background:#eeeee7;border:0;border-radius:3px}
.timeline-lp .stream-body .stream-quote{padding:26px 28px 22px;margin:32px 0;background:#f0f0e9;border:0;border-radius:4px}
.timeline-lp .stream-quote blockquote{font-size:max(13px,22px);line-height:1.95;letter-spacing:.07em;margin-bottom:22px;line-break:strict}
.timeline-lp .stream-body .stream-quote-label{display:flex;align-items:center;gap:10px;margin-bottom:16px;font-weight:600;letter-spacing:.08em}
.timeline-lp .stream-quote-label:before{content:'';width:18px;height:1px;background:currentColor;flex:none}
.timeline-lp .stream-body .stream-quote-meaning-label{display:block;font:600 13px/1.7 "Hiragino Sans","Yu Gothic",sans-serif;letter-spacing:.08em;color:var(--stream-quiet);margin-bottom:7px}
.timeline-lp .stream-body .stream-quote>p:not(.stream-quote-label){font-size:max(13px,16px)!important;line-height:1.9!important;margin-bottom:18px}
.timeline-lp .stream-body .stream-quote figcaption{border-top:1px solid #d9dcd0;padding:16px 0 0;font-size:max(13px,12px);line-height:1.8}
.timeline-lp .stream-quote figcaption span{margin-top:8px;color:#656961}
.timeline-lp .stream-body .stream-supplement{border:1px solid var(--stream-rule);border-radius:4px;margin-top:24px;background:transparent}
.timeline-lp .stream-supplement>summary{padding:17px 48px 17px 20px;font-size:max(13px,14px);font-weight:600;transition:background .15s ease}
.timeline-lp .stream-supplement>summary:after{right:18px;top:17px;font-size:max(13px,16px);font-weight:400}
.timeline-lp .stream-supplement>summary:hover{background:#efefe8}
.timeline-lp .stream-supplement[open]>summary{border-bottom:1px solid var(--stream-rule);background:#f5f5ef}
.timeline-lp .stream-supplement-body{padding:24px 24px 8px}
.timeline-lp .stream-person-record{margin-top:32px}
.timeline-lp .stream-person-record .person-card{padding:24px 0 4px}
.timeline-lp .stream-body .person-top{gap:12px;font-size:max(13px,11px);color:var(--stream-quiet)}
.timeline-lp .stream-body .stream-person-record h3{font-size:max(13px,24px)!important;margin:14px 0}
.timeline-lp .stream-body .stream-media{margin-top:36px}
.timeline-lp .stream-body .stream-media figure{margin:0 0 28px}
.timeline-lp .stream-body .stream-media img{background:#eeeee8;border:1px solid var(--stream-rule)}
.timeline-lp .stream-body .stream-media figcaption{padding-top:12px;font-size:max(13px,12px);line-height:1.85}
.timeline-lp .stream-body .stream-points{list-style:none;padding:0;margin:28px 0 32px;counter-reset:reading-step}
.timeline-lp .stream-points li{counter-increment:reading-step;position:relative;padding:0 0 0 34px;margin-bottom:14px;font-size:max(13px,15px)!important;line-height:1.8!important}
.timeline-lp .stream-points li:before{content:counter(reading-step,decimal-leading-zero);position:absolute;left:0;top:3px;font:13px/1.8 Arial,sans-serif;color:var(--stream-red)}
.timeline-lp .stream-body .stream-jump-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 24px;margin:28px 0 32px}
.timeline-lp .stream-jump-nav a{display:grid;grid-template-columns:1fr 16px;gap:3px 12px;padding:17px 0;border-bottom:1px solid var(--stream-rule);text-decoration:none}
.timeline-lp .stream-jump-nav a:after{content:'↓';grid-column:2;grid-row:1/3;align-self:center;color:var(--stream-red)}
.timeline-lp .stream-jump-nav span{font:13px/1.7 "Hiragino Sans",sans-serif;color:var(--stream-red)}
.timeline-lp .stream-jump-nav strong{font-size:max(13px,15px);line-height:1.7;font-weight:500}
.timeline-lp .stream-jump-nav a:hover strong{text-decoration:underline;text-underline-offset:4px}
.timeline-lp .stream-body .filterbar{gap:8px;margin-top:24px}
.timeline-lp .filterbar button{border-radius:3px;padding:9px 13px}
.timeline-lp .stream-body input{border:1px solid #aeb3a6;border-radius:3px;min-height:44px;padding:10px 12px}
@media(min-width:901px) and (max-width:1120px){:root{--stream-date:164px;--stream-gap:36px}}
@media(max-width:900px){
 .timeline-lp .archive-stream{width:calc(100% - 48px);margin:28px auto 64px}
 .timeline-lp .archive-stream:before{display:none}
 .timeline-lp .stream-entry{display:block;border-top:1px solid var(--stream-rule)}
 .timeline-lp .stream-date{position:static;padding:30px 0 0;display:flex;flex-direction:column;align-items:flex-start;gap:6px}
 .timeline-lp .stream-date:after{display:none}
 .timeline-lp .stream-date>p:empty{display:none}
 .timeline-lp .stream-date>p{font-size:max(13px,10px);margin:0}
 .timeline-lp .stream-date>h2{font-size:max(13px,30px)!important}
 .timeline-lp .stream-date>h2.stream-date-range{font-size:max(13px,29px)!important}
 .timeline-lp .stream-body,.timeline-lp .stream-entry+.stream-entry .stream-body{padding:20px 0 44px;border:0}
 .timeline-lp .stream-number{display:none}
 .timeline-lp .stream-body>h3{font-size:max(13px,28px)!important;line-height:1.65!important;margin:14px 0 20px}
 .timeline-lp .stream-body>p:not(.stream-number){font-size:max(13px,17px)!important;line-height:1.95!important}
 .timeline-lp .stream-body .stream-quote{padding:22px 20px;margin:26px 0}
 .timeline-lp .stream-quote blockquote{font-size:max(13px,21px);line-height:1.9;letter-spacing:.045em}
 .timeline-lp .stream-body .stream-quote>p:not(.stream-quote-label){font-size:max(13px,15px)!important}
 .timeline-lp .stream-supplement-body{padding:20px 18px 4px}
 .timeline-lp .stream-supplement>summary{padding-left:16px;font-size:max(13px,13px)}
 .timeline-lp .stream-body .stream-jump-nav{gap:0 20px}
 .timeline-lp .stream-jump-nav strong{font-size:max(13px,14px)}
}
@media(max-width:360px){.timeline-lp .archive-stream{width:calc(100% - 40px)}.timeline-lp .stream-body .stream-quote{padding:20px 16px}.timeline-lp .stream-body>h3{font-size:max(13px,25px)!important}.timeline-lp .stream-body .stream-jump-nav{grid-template-columns:1fr}}
@media print{.timeline-lp .stream-date{position:static}.timeline-lp .stream-body .stream-quote{background:#f5f5f5}}
/* The in-page index must remain in normal flow, independent of header navigation. */
.timeline-lp .stream-body .stream-jump-nav{position:static;inset:auto;transform:none;width:100%;max-height:none;padding:0;background:transparent;border:0;box-shadow:none;overflow:visible;grid-area:auto}
.timeline-lp .stream-jump-nav a{text-align:left;place-items:initial;min-width:0;min-height:0;border-radius:0;color:var(--stream-ink);box-shadow:none;letter-spacing:.02em;white-space:normal}
.timeline-lp .stream-jump-nav a:after{position:static;inset:auto;width:auto;height:auto;transform:none;background:transparent}
@media(max-width:900px){.timeline-lp #timeline-guide .section-title{font-size:max(13px,25px)!important;text-wrap:balance}}
.timeline-lp .stream-body>h3{text-wrap:balance}
@media(min-width:901px) and (max-width:1120px){.timeline-lp .stream-date>h2.stream-date-range{font-size:max(13px,23px)!important}}
/* Documentary crops preserve original pixels and crop only the viewing window. */
.timeline-lp .stream-body .stream-source-crop{margin-top:22px;padding-top:22px;border-top:1px solid #d9dcd0}
.timeline-lp .stream-source-crop>a{display:block;width:fit-content;max-width:100%;margin:auto;background:white;border:1px solid #d9dcd0}
.timeline-lp .stream-body .stream-source-crop img{width:auto;max-width:100%;max-height:640px;height:auto;display:block;margin:auto;cursor:zoom-in}
.timeline-lp .stream-body .stream-source-caption{font-size:max(13px,12px)!important;line-height:1.85!important;color:var(--stream-quiet);margin:14px 0 0}
@media(max-width:900px){.timeline-lp .stream-body .stream-source-crop img{max-height:520px}}
.timeline-lp .lightbox-stage{min-height:0;min-width:0}
.timeline-lp .lightbox-stage img{min-height:0;min-width:0;max-height:calc(70dvh - 36px);max-width:100%;object-fit:contain}
@media(max-width:700px){.timeline-lp .lightbox-stage img{max-height:calc(62dvh - 36px)}}
.timeline-lp .stream-body .stream-keifu{background:#edf2f0;border-left:3px solid #315d52}
.timeline-lp .stream-body .stream-keifu .stream-quote-label{color:#315d52!important}
.timeline-lp .stream-body .stream-source-guide{margin:24px 0;padding:20px;border:1px solid var(--stream-rule);border-radius:4px}
.timeline-lp .stream-body .stream-source-guide p{font-size:max(13px,14px)!important;line-height:1.85!important;margin:0 0 12px}
.timeline-lp .stream-body .stream-source-guide p:last-child{margin-bottom:0}

/* Opening guidance uses an ordinary reading layout before the dated entries. */
.timeline-lp .archive-stream:before{display:none}
.timeline-lp .stream-entry:not(.stream-intro-panel):before{display:block;content:'';position:absolute;left:var(--stream-date);top:0;bottom:0;width:1px;background:var(--stream-rule)}
.timeline-lp .stream-intro-panel{display:block;padding:48px 0;border-bottom:1px solid var(--stream-rule)}
.timeline-lp .stream-intro-panel .stream-date{position:static;padding:0;margin-bottom:24px}
.timeline-lp .stream-intro-panel .stream-date:after,.timeline-lp .stream-intro-panel .stream-number{display:none}
.timeline-lp .stream-intro-panel .stream-date>p:empty{display:none}
.timeline-lp .stream-intro-panel .stream-date>h2{font:500 14.0px/1.8 "Hiragino Sans",sans-serif!important;letter-spacing:.08em}
.timeline-lp .stream-intro-panel .stream-body{padding:0;border:0!important;max-width:860px;margin:auto}
.timeline-lp .stream-intro-panel .stream-source-guide{padding:28px 0;border:0;border-top:1px solid var(--stream-rule);border-radius:0}
.timeline-lp .stream-source-guide h3{font:500 28.0px/1.7 "Yu Mincho",serif;margin:0 0 24px}
.timeline-lp .stream-source-guide h4{font-size:max(13px,18px);margin:28px 0 12px}
.timeline-lp .stream-body .stream-source-guide p{font-size:max(13px,16px)!important;line-height:1.95!important}
.timeline-lp .research-source-pair{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
.timeline-lp .research-source-pair article{padding:0!important}
@media(max-width:900px){.timeline-lp .stream-entry:not(.stream-intro-panel):before{display:none}.timeline-lp .stream-intro-panel{padding:32px 0}.timeline-lp .research-source-pair{grid-template-columns:1fr;gap:0}.timeline-lp .stream-source-guide h3{font-size:max(13px,24px)}}
.timeline-lp .review-group{padding:28px 0;border-top:1px solid var(--stream-rule)}
.timeline-lp .stream-body .review-group h4{font-size:max(13px,21px)!important;margin:0 0 22px}
.timeline-lp .review-group ol{padding-left:24px;margin:0}
.timeline-lp .review-group li{padding:0 0 24px 8px;margin:0}
.timeline-lp .review-context{font-size:max(13px,14px);line-height:1.85;color:var(--stream-red);margin-bottom:8px}
.timeline-lp .review-source{font-size:max(13px,12px);line-height:1.8;color:var(--stream-quiet);margin:0 0 10px}
.timeline-lp .review-group li p{font-size:max(13px,15px)!important;line-height:1.9!important;margin:0}
/* A visual entrance to the archive: sources, method, and evidence. */
.timeline-lp .stream-intro-panel{padding:64px 0 72px}
.timeline-lp .stream-intro-panel .stream-body{max-width:none}
.timeline-lp .stream-intro-panel .stream-date{margin-bottom:30px}
.timeline-lp .guide-eyebrow{font:600 13px/1.8 "Hiragino Sans",sans-serif!important;letter-spacing:.12em;color:var(--stream-red);margin:0 0 16px!important}
.timeline-lp .opening-title h3{font:500 clamp(34.0px,4vw,54px)/1.55 "Yu Mincho",serif;margin:0 0 26px;text-wrap:balance}
.timeline-lp #start-here .stream-lead{max-width:680px;font-size:max(13px,19px)!important}
.timeline-lp .stream-body .opening-reading-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;margin:40px 0 32px}
.timeline-lp .opening-reading-cards li{border-top:2px solid var(--stream-rule);padding:24px 0 0;margin:0;font-size:max(13px,14px)!important}
.timeline-lp .opening-reading-cards li:before{position:static;display:block;margin-bottom:12px}
.timeline-lp .opening-reading-cards strong{display:block;font-size:max(13px,18px);font-weight:500;margin-bottom:12px}
.timeline-lp .guide-start-link{display:flex;justify-content:space-between;align-items:center;max-width:300px;padding:18px 24px;margin-top:28px;background:var(--stream-ink);color:white;text-decoration:none;font-size:max(13px,15px)}
.timeline-lp .guide-start-link:hover{background:var(--stream-red)}
.timeline-lp .stream-intro-panel .stream-source-guide{border:0;margin:0;padding:0}
.timeline-lp .research-heading{max-width:760px;margin-bottom:36px}
.timeline-lp .research-heading h3{font:500 clamp(30.0px,3.2vw,44px)/1.6 "Yu Mincho",serif;margin:0 0 24px}
.timeline-lp .research-source-pair{gap:28px;margin:32px 0 56px}
.timeline-lp .stream-body .research-source-card{background:#f1efe7!important;border:1px solid var(--stream-rule);padding:28px!important;border-radius:2px}
.timeline-lp .research-source-card:nth-child(2){background:#eaf0ec!important}
.timeline-lp .research-source-card h4{font:500 25.0px/1.6 "Yu Mincho",serif!important;margin:0 0 22px}
.timeline-lp .research-source-card figure{margin:0 0 24px}
.timeline-lp .research-source-card figure>a{display:block;background:#e2e0d5;overflow:hidden}
.timeline-lp .research-source-card img{display:block;width:100%;height:240px;object-fit:cover;object-position:center 35%;border:0;transition:transform .2s}
.timeline-lp .research-source-card a:hover img{transform:scale(1.03)}
.timeline-lp .research-source-card figcaption{font-size:max(13px,11px);line-height:1.75;color:var(--stream-quiet);margin-top:10px}
.timeline-lp .stream-body .research-source-card p:not(.guide-eyebrow){font-size:max(13px,15px)!important;line-height:1.9!important}
.timeline-lp .stream-body .research-flow-title{font-size:max(13px,20px);margin:0 0 24px}
.timeline-lp .research-flow{list-style:none;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;padding:0;margin:0 0 48px;border-top:1px solid var(--stream-rule);border-bottom:1px solid var(--stream-rule)}
.timeline-lp .research-flow li{position:relative;padding:28px 26px;border-right:1px solid var(--stream-rule)}
.timeline-lp .research-flow li:first-child{padding-left:0}.timeline-lp .research-flow li:last-child{border-right:0}
.timeline-lp .research-flow li:not(:last-child):after{content:'→';position:absolute;right:-13px;top:29px;background:var(--stream-paper);width:26px;text-align:center;color:var(--stream-red)}
.timeline-lp .research-flow span{display:block;font:30.0px/1.3 Georgia,serif;color:var(--stream-red);margin-bottom:20px}
.timeline-lp .research-flow strong{display:block;font-size:max(13px,18px);font-weight:500;margin-bottom:12px}
.timeline-lp .stream-body .research-flow p{font-size:max(13px,14px)!important;line-height:1.8!important;margin:0}
.timeline-lp .research-findings{display:grid;grid-template-columns:1fr 1fr;gap:44px;margin:0 0 32px}
.timeline-lp .research-findings h4{font:500 23.0px/1.7 "Yu Mincho",serif!important;margin:0 0 20px}
.timeline-lp .research-findings section{padding:0!important}
.timeline-lp .research-caution{padding:24px 28px;border-left:3px solid var(--stream-red);background:#f3eee5;margin:28px 0}
.timeline-lp .research-caution strong,.timeline-lp .research-reading-note strong{display:block;font-size:max(13px,15px);margin-bottom:10px}
.timeline-lp .stream-body .research-caution p,.timeline-lp .stream-body .research-reading-note p{font-size:max(13px,14px)!important;line-height:1.9!important;margin:0}
.timeline-lp .research-reading-note{padding:20px 0;border-top:1px solid var(--stream-rule);color:var(--stream-quiet)}
@media(max-width:700px){
 .timeline-lp .stream-intro-panel{padding:36px 0 44px}
 .timeline-lp .opening-title h3{font-size:max(13px,32px)}
 .timeline-lp .stream-body .opening-reading-cards{grid-template-columns:1fr;gap:18px;margin:28px 0}
 .timeline-lp .opening-reading-cards li{padding:16px 0 0 34px;position:relative}
 .timeline-lp .opening-reading-cards li:before{position:absolute;top:19px;left:0}
 .timeline-lp .opening-reading-cards strong{font-size:max(13px,17px);margin-bottom:6px}
 .timeline-lp .research-source-pair,.timeline-lp .research-findings{grid-template-columns:1fr;gap:24px}
 .timeline-lp .stream-body .research-source-card{padding:22px!important}
 .timeline-lp .research-source-card img{height:200px}
 .timeline-lp .research-heading h3{font-size:max(13px,29px)}
 .timeline-lp .research-flow{grid-template-columns:1fr}
 .timeline-lp .research-flow li,.timeline-lp .research-flow li:first-child{padding:22px 0 22px 56px;border:0;border-bottom:1px solid var(--stream-rule)}
 .timeline-lp .research-flow li:last-child{border-bottom:0}
 .timeline-lp .research-flow span{position:absolute;left:0;top:22px;font-size:max(13px,27px)}
 .timeline-lp .research-flow li:not(:last-child):after{content:'↓';left:8px;right:auto;top:auto;bottom:-13px;z-index:1}
 .timeline-lp .research-caution{padding:20px}
}
.timeline-lp .stream-body .research-source-card img{width:100%;height:240px;max-height:none;object-fit:cover;object-position:center 35%}
@media(max-width:700px){.timeline-lp .stream-body .research-source-card img{height:200px}}