@font-face{font-family:"Klee One";src:url("font-options/kleeone.woff2") format("woff2");font-style:normal;font-weight:400;font-display:swap}
@font-face{font-family:"Klee One";src:url("font-options/kleeone-semibold.woff2") format("woff2");font-style:normal;font-weight:600;font-display:swap}
:root{--book-ink:#233b49;--book-paper:#f5f1e7;--book-white:#fcfaf3;--book-line:#c8c1b0;--book-red:#914d3a;--book-muted:#62665f;--book-reisho:"Klee One",serif;--book-body:"Yu Gothic",Meiryo,system-ui,sans-serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body.history-home,body.history-event,body.history-reference{margin:0;background-color:var(--book-paper);background-image:radial-gradient(#99865b12 .6px,transparent .6px);background-size:5px 5px;color:var(--book-ink);font:18px/1.85 var(--book-body)}
.history-home h1,.history-home h2,.history-home h3,.history-home p,.history-home figure{margin:0}
.history-home a,.history-event a,.history-reference a{color:inherit;text-underline-offset:5px}
.history-home a:focus-visible,.history-event a:focus-visible,.history-event button:focus-visible,.history-event input:focus-visible,.history-event select:focus-visible{outline:3px solid var(--book-red);outline-offset:4px}
.history-home .skip{position:absolute;top:-100px;left:16px;background:var(--book-white);padding:10px;z-index:30}
.history-home .skip:focus{top:12px}
.history-home,.history-event .event-opening,.history-event .book-masthead,.history-reference{--book-body:var(--book-reisho)}
.book-masthead{max-width:1360px;margin:auto;padding:23px 40px;display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:3px double var(--book-line)}
.book-brand{display:flex;align-items:center;gap:13px;font:28px/1.4 var(--book-reisho);text-decoration:none;white-space:nowrap}
.brand-seal{display:grid;place-items:center;width:34px;height:36px;border:1px solid var(--book-red);color:var(--book-red);font-size:26px;flex:none;box-shadow:inset 0 0 0 2px var(--book-paper),inset 0 0 0 3px #914d3a66}
.book-masthead nav{display:flex;gap:30px;font-size:15px}
.book-masthead nav a{text-decoration:none;padding:8px 0}
.book-masthead nav a:hover{color:var(--book-red);text-decoration:underline}
.home-main{max-width:1200px;margin:0 auto;padding:0 40px}
.home-prologue{text-align:center;padding:58px 0 49px}
.book-kicker{font:14px/1.7 var(--book-body);letter-spacing:.18em;color:var(--book-muted)}
.home-prologue .book-kicker{display:flex;justify-content:center;gap:20px;align-items:center}
.home-prologue .book-kicker span{display:block;width:38px;height:1px;background:var(--book-line)}
.home-prologue h1{font:clamp(44px,5.2vw,76px)/1.5 var(--book-reisho);letter-spacing:.07em;margin:13px 0 14px}
.home-lead{font-size:23px;letter-spacing:.1em}
.home-prologue .home-intro{font-size:18px;line-height:1.9;color:var(--book-muted);margin-top:17px;text-wrap:pretty}
.home-intro>span{display:inline-block}
.mobile-break{display:none}
.section-running{display:flex;justify-content:space-between;align-items:baseline;gap:20px;margin-bottom:16px}
.section-running h2{font:29px/1.5 var(--book-reisho);font-weight:400}
.section-running>span{font-size:14px;color:var(--book-muted)}
.journey-cover{display:grid;grid-template-columns:39% 61%;border:1px solid var(--book-ink);outline:1px solid var(--book-line);outline-offset:5px;background:var(--book-white);position:relative;text-decoration:none}
.journey-cover:hover,.journey-cover:focus-visible{border-color:var(--book-red)}
.journey-cover:hover #journey-title,.journey-cover:focus-visible #journey-title{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:8px}
.history-home .cover-copy>.cover-tagline{white-space:nowrap;font-size:20px;letter-spacing:0;margin-top:3px}
.cover-copy{padding:40px 34px 31px;display:flex;flex-direction:column;align-items:flex-start;justify-content:center}
.cover-copy h2{font:53px/1.5 var(--book-reisho);letter-spacing:.06em;margin-top:10px}
.vermillion-rule{display:block;width:40px;height:2px;background:var(--book-red);margin:19px 0 22px}
.cover-copy>p:not(.book-kicker):not(.cover-meta){font-size:18px;line-height:1.95}
.book-cta{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:13px 20px;margin-top:27px;width:100%;text-decoration:none;background:var(--book-ink);color:var(--book-white)!important;font-size:16px;border:1px solid var(--book-ink);transition:background .16s}
.book-cta:hover{background:#345466}
.book-cta>span{font-size:22px;line-height:1}
.cover-copy .cover-meta{font-size:13px;color:var(--book-muted);margin-top:13px}
.cover-meta span{padding:0 7px}
.cover-plate{position:relative;overflow:hidden;min-height:470px;border-left:1px solid var(--book-line);background:#ded9c7}
.cover-scene{display:block;width:100%;height:100%;position:absolute;inset:0;object-fit:cover;object-position:53% 50%;filter:saturate(.7)}
.cover-map{position:absolute;right:22px;bottom:26px;width:57%;aspect-ratio:16/9;background:#eee9d9;border:5px solid #f9f6eb;box-shadow:0 3px 15px #182c3c35;transform:rotate(-3deg);overflow:hidden}
.cover-map img{display:block;width:100%;height:100%;object-fit:cover}
.history-home .home-main{padding-bottom:54px}
.history-home .home-lead,.history-home .home-intro,.history-home .cover-copy>p:not(.book-kicker),.history-event .event-opening .event-description{color:#202020}
.history-home .book-masthead nav a:only-child{display:block}
.cover-map svg{width:100%;height:100%;display:block}
.cover-map #historical-clock,.cover-map #takamatsu-battle,.cover-map #information-layer,.cover-map #joining-roads,.cover-map #joined-tray{display:none}
.cover-plate figcaption{position:absolute;inset:auto 0 0;background:#fcfaf3ed;padding:11px 18px;font-size:13px;display:flex;justify-content:space-between;gap:10px;color:var(--book-ink)}
.cover-plate figcaption span{font-size:11px;color:var(--book-muted)}
.reading-section{padding-top:58px}
.reading-section .section-running{border-bottom:3px double var(--book-line);padding-bottom:14px}
.reading-grid{display:grid;grid-template-columns:repeat(3,1fr);padding:18px 0 34px}
.reading-grid article{position:relative;padding:0 29px;border-right:1px solid var(--book-line)}
.reading-grid article:first-child{padding-left:0}
.reading-grid article:last-child{border-right:0;padding-right:0}
.reading-number{font:23px/1.4 var(--book-reisho);color:var(--book-red)}
.reading-grid h3{font:30px/1.5 var(--book-reisho);margin:6px 0 13px}
.reading-grid p{font-size:18px;line-height:1.9}
.reading-note{border-block:1px solid var(--book-line);display:flex;align-items:center;gap:23px;padding:24px 0;margin:8px 0 46px}
.note-mark{color:var(--book-red);font:30px var(--book-reisho);border:1px solid #914d3a66;padding:0 6px}
.reading-note p{font-size:14px;color:var(--book-muted);flex:1}
.reading-note a{font-size:14px;white-space:nowrap}
.book-footer{max-width:1280px;margin:0 auto;padding:24px 40px 35px;border-top:3px double var(--book-line);display:flex;align-items:center;gap:25px;font-size:13px}
.footer-brand{font:25px/1.6 var(--book-reisho);margin-right:auto}
/* The existing event stays intact; styling is scoped outside map labels. */
body.history-event{--ink:var(--book-ink);--paper:var(--book-paper);--white:var(--book-white);--line:var(--book-line);--gold:#e8ddbf;--sans:var(--book-body);--brush:var(--book-reisho)}
.history-event .book-masthead{max-width:1480px}
.history-event main{max-width:1480px;padding:0 40px;margin:auto}
.history-event .event-opening{max-width:1480px;margin:auto;padding:21px 40px 25px}
.breadcrumbs{font:13px/1.6 var(--book-body);display:flex;align-items:center;gap:12px;color:var(--book-muted);margin-bottom:17px}
.breadcrumbs a{text-decoration:none}
.breadcrumbs a:hover{text-decoration:underline}
.event-heading-row{display:flex;align-items:center;justify-content:space-between;gap:25px}
.history-event .event-heading-row h1{font:55px/1.35 var(--book-reisho);letter-spacing:.08em;margin:4px 0}
.event-heading-row .book-kicker{font-size:13px}
.event-opening .event-description{font:15px/1.7 var(--book-body);color:var(--book-muted);margin-top:8px}
.history-event button,.history-event select{font-family:var(--book-body)}
.history-event #open-sources{font-size:15px;border:1px solid var(--book-line);min-height:44px;padding:8px 15px;border-radius:0;background:transparent}
.history-event .panel{border-radius:0;background:var(--book-white)}
.history-event .map-time-header{background:var(--book-white);border-radius:0;border:0;border-top:3px double var(--book-ink);border-bottom:1px solid var(--book-line);padding:9px 14px;margin-bottom:14px}
.history-event .map-clock{width:min(100%,395px);max-width:100%;display:block}
.history-event .upper-grid{gap:18px}
.history-event .view-caption{display:flex;align-items:center;justify-content:space-between;font-size:15px;letter-spacing:.1em;padding:8px 13px;border-bottom:1px solid var(--book-line);background:var(--book-white);height:45px}
.view-caption span{font-size:12px;color:var(--book-muted);letter-spacing:0}
.history-event .map-tools button,.history-event #scene-sound{font-size:14px;min-height:40px;min-width:40px}
.history-event .map-tools button:last-child{font-size:14px}
.history-event #fullscreen{min-width:40px;min-height:40px}
.history-event .playback{margin-top:16px;border:0;border-block:1px solid var(--book-line);margin-bottom:28px;overflow:visible}
.history-event .transport{grid-template-columns:44px minmax(0,1fr) auto;padding:12px 10px;gap:15px;background:transparent}
.history-event .transport #play{width:44px;height:44px;min-width:44px;min-height:44px;background:var(--book-ink);color:white;border:1px solid var(--book-ink);border-radius:50%;font-size:16px}
.history-event .transport-meta{height:44px;gap:14px}
.history-event .transport-meta #play-time{font-size:14px}
.history-event .transport-meta select{font-size:16px;min-height:44px;padding:5px}
.history-event .transport-meta #restart{font-size:22px;min-height:44px;min-width:44px}
.history-event #seek{height:44px}
.history-event #seek::-webkit-slider-runnable-track{background:linear-gradient(to right,var(--book-red) var(--progress),#dfd9ca var(--progress))}
.history-event #seek::-webkit-slider-thumb{background:var(--book-red)}
.history-event #seek::-moz-range-thumb{background:var(--book-red)}
.history-event .event-label{font:16px/24px var(--book-body);min-height:40px;padding:7px 8px;border-radius:0;color:var(--book-ink)}
.history-event .event-label[aria-current=true]{background:#eee2cd;color:#693c2e;box-shadow:inset 0 -2px var(--book-red)}
.history-event .event-tick{top:-28px;background:var(--book-red)}
.history-event .detail-panel{margin-top:0;border:1px solid var(--book-line);border-top:3px double var(--book-ink)}
.history-event .detail-heading{padding:19px 20px 6px}
.history-event .detail-heading h2{font:35px/1.4 var(--book-reisho)}
.history-event #follow-scene{font-size:14px;min-height:44px}
.history-event .place-tabs{gap:27px;padding:0 20px}
.history-event .place-tabs button{font-size:17px;min-height:48px;padding:8px 4px}
.history-event .place-tabs button[aria-pressed=true]{color:var(--book-red);box-shadow:inset 0 -2px var(--book-red)}
.history-event .region-panel,.history-event .modern-panel{background:#f9f6ed;padding:12px}
.history-event .modern-controls,.history-event .region-controls{height:44px;margin:8px 0 12px;gap:7px}
.history-event .region-controls{font-size:16px}
.history-event .modern-controls button,.history-event .diagram-zoom button,.history-event .region-controls button{font-size:14px;min-height:40px;padding:5px 9px;border-radius:2px;color:var(--book-ink)}
.history-event .diagram-zoom{height:44px;gap:4px}
.history-event .modern-modes [aria-pressed=true]{background:var(--book-ink);color:var(--book-white);border-color:var(--book-ink)}
.history-event .modern-credit{font-size:12px}
.history-event .force-panel{background:var(--book-white);padding:18px 22px}
.history-event #force-roster{gap:35px;margin:0;grid-template-columns:1fr 1fr}
.history-event .force-row{font-size:16px;min-height:44px;gap:10px}
.history-event .force-size{font-size:16px}
.history-event .force-total{font-size:18px;padding-bottom:12px;margin-bottom:8px}
.history-event .force-panel>button{font-size:14px;min-height:44px;margin-top:8px}
.history-event .public-footer{font-size:13px;align-items:center;margin:23px 0 0;padding:20px 0 30px;border-top:3px double var(--book-line)}
.history-event .public-footer p{font-size:13px;flex:1 1 450px;color:var(--book-muted)}
.history-event dialog{font-family:var(--book-body);border-radius:0;border:3px double var(--book-ink);padding:24px;width:min(780px,calc(100vw - 32px));color:var(--book-ink)}
.history-event .dialog-heading h2{font:32px/1.5 var(--book-reisho)}
.history-event .source-item p,.history-event .source-item a,.history-event dialog li,.history-event #source-focus,.history-event .message-record{font-size:16px;line-height:1.85}
.history-event .dialog-heading button{font-size:16px;min-width:44px;min-height:44px}
body.history-reference{max-width:980px;margin:0 auto;padding:30px 28px 60px}
.history-reference h1{font:43px/1.5 var(--book-reisho);border-bottom:3px double var(--book-line);padding:20px 0}
.history-reference h2{font:30px/1.5 var(--book-reisho);margin-top:36px}
.history-reference .reference-nav{font-size:15px;display:flex;gap:25px;flex-wrap:wrap}
@media(max-width:1100px){
 .cover-copy{padding:30px 23px}.cover-copy h2{font-size:45px}.book-cta{padding-inline:13px;gap:12px}.cover-plate{min-height:440px}
 .history-event .modern-controls{flex-wrap:wrap;height:auto;min-height:44px}.history-event .modern-controls button{padding-inline:7px}
}
@media(min-width:901px) and (max-width:1100px){.history-event .modern-controls,.history-event .region-controls{height:88px;align-content:center}}
@media(max-width:900px){
 .history-event .detail-grid{grid-template-columns:1fr}.history-event .modern-panel{box-shadow:none;border-top:1px solid var(--book-line)}
 .book-masthead{padding-inline:24px}.home-main{padding-inline:28px}.home-prologue{padding-top:40px}.journey-cover{grid-template-columns:42% 58%}.cover-copy{padding:26px 23px}.cover-copy h2{font-size:38px}.cover-copy .book-kicker{font-size:12px}.cover-copy>p:not(.book-kicker):not(.cover-meta){font-size:16px}.book-cta{font-size:14px}.cover-copy .cover-meta{font-size:11px}.cover-plate figcaption{display:block}.cover-plate figcaption span{display:block}.reading-grid article{padding-inline:20px}.reading-note{flex-wrap:wrap}.reading-note a{margin-left:auto}
}
@media(max-width:700px){
 body.history-home,body.history-event,body.history-reference{font-size:17px}
 .book-masthead{padding:16px 18px;gap:16px}.book-brand{font-size:25px;gap:9px}.brand-seal{width:30px;height:32px;font-size:24px}.book-masthead nav{gap:15px;font-size:13px}.book-masthead nav a:last-child{display:none}
 .home-main{padding:0 22px}.home-prologue{padding:36px 0}.home-prologue h1{font-size:clamp(35px,8.3vw,54px);letter-spacing:.025em;margin-top:15px;white-space:nowrap}.home-prologue .book-kicker{font-size:11px;gap:12px}.home-prologue .book-kicker span{width:20px}.home-lead{font-size:20px;line-height:1.9}.home-prologue .home-intro{font-size:17px;text-align:center;line-height:1.95}.mobile-break{display:initial}
 .section-running{display:block;margin-bottom:14px}.section-running h2{font-size:27px}.section-running>span{display:block;font-size:13px;margin-top:4px}
 .journey-cover{display:flex;flex-direction:column}.cover-copy{padding:27px 26px 25px}.cover-copy h2{font-size:46px;margin-top:6px}.cover-copy .book-kicker{font-size:13px}.vermillion-rule{margin:12px 0 15px}.cover-copy>p:not(.book-kicker):not(.cover-meta){font-size:17px}.book-cta{font-size:16px;margin-top:21px;padding:12px 15px}.cover-copy .cover-meta{font-size:12px}.cover-plate{min-height:265px;border-left:0;border-top:1px solid var(--book-line)}.cover-map{width:52%;right:15px;bottom:23px}.cover-plate figcaption{font-size:12px;padding:9px 14px}
 .reading-section{padding-top:40px}.reading-grid{grid-template-columns:1fr;padding:0}.reading-grid article,.reading-grid article:first-child,.reading-grid article:last-child{padding:20px 0 23px 44px;border-right:0;border-bottom:1px solid var(--book-line)}.reading-number{position:absolute;top:25px;left:3px}.reading-grid h3{font-size:29px;margin:0 0 9px}.reading-grid p{font-size:17px}.reading-note{margin:26px 0 30px;gap:14px;align-items:flex-start;border-top:0;padding-top:0}.reading-note p{font-size:14px;flex-basis:calc(100% - 55px)}.reading-note p br{display:none}.reading-note a{font-size:14px}
 .book-footer{padding:21px 22px 30px;gap:15px;flex-wrap:wrap;font-size:12px}.footer-brand{flex-basis:100%;font-size:25px}
 .history-event main{padding:0 14px}.history-event .event-opening{padding:17px 18px 23px}.breadcrumbs{font-size:12px;gap:9px;margin-bottom:16px}.history-event .event-heading-row h1{font-size:43px}.event-heading-row{gap:12px;align-items:flex-end;flex-wrap:wrap}.history-event #open-sources{font-size:13px;padding:8px 10px}.event-opening .event-description{font-size:14px;margin-top:11px}.event-heading-row .book-kicker{font-size:11px}
 .history-event .map-time-header{padding:8px 10px;margin-bottom:12px}.history-event .upper-grid{gap:14px}.history-event .view-caption{height:39px;font-size:14px;padding:7px 10px}.view-caption span{font-size:11px}.history-event .map-tools{left:8px;bottom:8px}.history-event .map-tools button{padding:3px 8px;font-size:14px;min-width:36px;min-height:36px}.history-event .map-tools button:last-child{font-size:13px}.history-event #scene-sound{right:8px;bottom:8px;min-height:36px;font-size:13px}
 .history-event .transport{grid-template-columns:44px minmax(0,1fr);padding:11px 0 7px;gap:4px 12px}.history-event .transport-meta{grid-column:2;grid-row:1;gap:10px;height:44px}.history-event .transport .scrubber{grid-column:1/-1;grid-row:2}.history-event .transport-meta #play-time{font-size:14px}.history-event .transport-meta select{font-size:16px}.history-event #seek{height:36px}.history-event .event-tick{top:-24px}.history-event .event-label{font-size:14px;padding-inline:4px}.history-event .playback{margin-bottom:22px}
 .history-event .detail-heading{padding:15px 12px 3px;gap:6px}.history-event .detail-heading h2{font-size:32px}.history-event #follow-scene{font-size:13px;padding-inline:5px}.history-event .place-tabs{padding-inline:12px}.history-event .region-panel,.history-event .modern-panel{padding:10px}.history-event .modern-controls{gap:6px}.history-event .modern-controls button,.history-event .diagram-zoom button,.history-event .region-controls button{font-size:13px;padding:5px 7px}.history-event .modern-modes{gap:3px}.history-event .diagram-zoom{gap:3px}.history-event .modern-credit{font-size:11px}.history-event .force-panel{padding:16px 13px}.history-event #force-roster{grid-template-columns:1fr;gap:23px}.history-event .force-panel>button{font-size:13px}.history-event .public-footer{gap:14px;font-size:12px}.history-event .public-footer p{font-size:12px;flex-basis:100%}.history-event dialog{padding:17px}.history-event .dialog-heading h2{font-size:27px}.history-event .source-item p,.history-event .source-item a,.history-event dialog li{font-size:16px}
 body.history-reference{padding:24px 20px 40px}.history-reference h1{font-size:34px}.history-reference h2{font-size:28px}
}
/* Compact transport: restart stays directly beneath play at every width. */
.history-event .transport{grid-template-columns:36px minmax(0,1fr) auto;gap:8px 12px;padding:7px 4px}
.history-event .transport-buttons{grid-column:1;grid-row:1;display:flex;flex-direction:column;align-items:center;gap:8px}
.history-event .transport #play{width:36px;height:36px;min-width:36px;min-height:36px;font-size:15px}
.history-event .transport #restart{width:36px;height:36px;min-height:36px;padding:0;display:grid;place-items:center;border:1px solid var(--book-line);border-radius:50%;background:transparent}
.history-event .transport-meta{height:36px;gap:10px}
.history-event .transport-meta select{min-height:36px;padding-block:2px}
.history-event #seek{height:36px}
.history-event .event-label{min-height:32px;font-size:15px;line-height:22px;padding:5px 6px}
.history-event .event-tick{top:-24px}
.history-event .playback{margin-top:12px;margin-bottom:20px}
@media(max-width:700px){
 .history-event .transport{grid-template-columns:36px minmax(0,1fr);gap:3px 9px;padding:4px 0}
 .history-event .transport-buttons{grid-row:1/3}
 .history-event .transport-meta{grid-row:1;grid-column:2;height:36px}
 .history-event .transport .scrubber{grid-row:2;grid-column:2}
 .history-event #seek{height:28px}
 .history-event .event-label{font-size:13px;padding-inline:3px}
 .history-event .event-tick{top:-20px}
}
@media(max-width:1100px){.history-home .cover-copy>.cover-tagline{font-size:18px}}
.history-home .home-lead{font-size:27px}
.history-home .home-prologue .home-intro{font-size:22px}
.history-home .cover-copy>p:not(.book-kicker){font-size:22px}
.history-home .cover-copy>.cover-tagline{font-size:20px}
.history-event .event-opening .event-description{font-size:18px}
@media(max-width:700px){
 .history-home .home-lead{font-size:24px}
 .history-home .home-prologue .home-intro,.history-home .cover-copy>p:not(.book-kicker){font-size:20px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.book-cta{transition:none}}

/* Plain paper, black type, a single rule. */
:root{--book-ink:#252525;--book-paper:#fcfcfa;--book-white:#fff;--book-line:#d8d8d2;--book-red:#555;--book-muted:#525252}
body.history-home,body.history-event,body.history-reference{--book-body:var(--book-reisho)}
body.history-home *,body.history-event :not(#campaign-map,#campaign-map *,#region-map,#region-map *,#modern-map,#modern-map *,#detail-diagram,#detail-diagram *,#focus-join-list,#focus-join-list *),body.history-reference *{font-family:var(--book-reisho)!important;font-synthesis:none}
.history-event #campaign-map,.history-event #region-map,.history-event #modern-map,.history-event #detail-diagram,.history-event #focus-join-list{--sans:"Yu Gothic",Meiryo,system-ui,sans-serif;--brush:"Explorer Brush",serif}
/* Symbol-only zoom controls need glyphs that the Reisho face does not carry. */
body.history-event #zoom-in,body.history-event #zoom-out,body.history-event #detail [data-dz="in"],body.history-event #detail [data-dz="out"]{font-family:system-ui,sans-serif!important}
.history-event #play{display:grid;place-items:center;padding:0}
body.history-home,body.history-event,body.history-reference{background:#fcfcfa}
.book-masthead,.book-footer{border-color:var(--book-line);border-width:1px}
.brand-seal,.home-prologue .book-kicker span{display:none}
.home-prologue .book-kicker{letter-spacing:.12em;font-size:16px}
.journey-cover{outline:0;border:1px solid var(--book-line);background:#fff}
.history-home .journey-cover{grid-template-columns:44% 56%;border-radius:12px;overflow:hidden}
.journey-cover:hover,.journey-cover:focus-visible{border-color:#555}
.history-home .cover-map{position:static;transform:none;box-shadow:none;border:0;border-radius:8px;width:100%;margin-top:24px;background:none;flex:none}
.history-home .cover-copy{justify-content:flex-start;padding:30px 24px 24px}
.history-home .cover-copy h2{margin-bottom:16px}
.history-event .map-tools{display:none!important}
.history-event .modern-controls button,.history-event .diagram-zoom button,.history-event .region-controls button{border-radius:6px}
.history-event #map-viewport{cursor:default;touch-action:pan-y;contain:layout paint;transform:translateZ(0)}
.history-event #journey-video{transform:translateZ(0);will-change:transform}
.history-event .force-row{grid-template-rows:30px 5px;row-gap:8px;min-height:59px;padding:8px 0}
.history-event .force-row>.crest-icon{grid-column:1;grid-row:1}
.history-event .force-row>.strength-bar{grid-column:2/-1;grid-row:2}
.history-event .force-total{min-height:65px;padding:8px 0 13px;margin-bottom:8px}
.history-event .force-units{padding-left:8px}
.history-event .journey-story{margin:24px 0 36px}
.history-event .journey-story h2{font-size:26px;line-height:1.4;margin:0 0 14px}
.history-event .story-table{border-collapse:collapse;width:100%;font-size:16px;line-height:1.8;table-layout:fixed}
.history-event .story-table th,.history-event .story-table td{text-align:left;padding:9px 14px;border-bottom:1px solid #deded8;vertical-align:top}
.history-event .story-table thead{background:#eeeeeb}
.history-event .story-table thead th:first-child{width:116px}
.history-event .story-table thead th:nth-child(2){width:164px}
.history-event .story-table th{font-weight:600}
.history-event .story-table tbody th{font-weight:400}
.history-event .story-table tbody a{text-decoration:none}
.history-event #story-note{font-size:14px;line-height:1.8;margin:12px 0 0;color:#555}
.history-event #story-note .source-link{font-size:inherit}
.history-event .map-time-header{display:grid;grid-template-columns:minmax(300px,418px) minmax(0,1fr);align-items:center;column-gap:32px}
.history-event .map-clock{width:100%;max-width:418px}
.history-event .clock-narrative{min-width:0;min-height:116px;padding:8px 0}
.history-event .clock-narrative h3{font-size:21px;line-height:1.5;margin:0 0 6px;font-weight:600}
.history-event .clock-narrative p{font-size:17px;line-height:1.8;margin:0;max-width:44em}
.cover-copy h2{margin-bottom:25px}
.history-home .cover-copy{container-type:inline-size}
.history-home .home-prologue h1{font-size:clamp(34px,3.8vw,52px)}
.history-home .cover-copy h2,.history-event .event-heading-row h1{font-size:38px}
.history-home .cover-copy>p.cover-tagline{font-size:clamp(14px,6cqw,20px)!important;margin-top:10px}
.history-home .home-lead{font-size:26px;line-height:1.8}
.history-home .home-prologue .home-intro{font-size:20px;line-height:1.9;margin-top:23px}
.history-home .cover-copy>p:not(.book-kicker){font-size:20px}
.history-event .event-opening .event-description{font-size:18px;line-height:1.9;max-width:1100px;margin-top:16px}
.history-event .map-time-header{border:0;padding-left:0;padding-right:0}
.history-event .journey-heading{font:26px/1.4 var(--book-reisho);font-weight:400;margin:0 0 8px}
.history-event .detail-panel,.history-event .detail-heading,.history-event .place-tabs,.history-event .detail-grid,.history-event .diagram-area,.history-event .region-panel,.history-event .modern-panel,.history-event .force-panel{border:0;box-shadow:none}
.history-event .detail-heading{padding-left:0;padding-right:0}
.history-event .detail-panel{margin-top:32px}
.history-event .journey-heading,.history-event .detail-heading,.history-event .journey-story h2{background:#e8e8e5;padding:8px 16px;min-height:56px;width:100%;border-radius:6px}
.history-event .detail-heading h2{font-size:26px;margin:0}
.history-home h1,.history-home h2,.history-home h3,.history-event .event-heading-row h1,.history-event .journey-heading,.history-event .detail-heading h2,.history-event .journey-story h2{font-weight:600}
.history-event .public-footer{border-top:1px solid var(--book-line)}
.history-event .region-panel,.history-event .modern-panel{background:#f7f7f4;padding:8px 12px;align-self:stretch}
.history-event .region-panel{grid-column:1;grid-row:1}
.history-event .modern-panel{grid-column:2;grid-row:1}
.history-event .region-controls,.history-event .modern-controls{margin:0 0 8px;height:auto;min-height:44px;align-content:flex-start}
.history-event .region-controls{height:44px}
.history-event .diagram-zoom{margin:0;height:44px}
.history-event .detail-grid>.modern-credit{background:#fff;padding:7px 12px;min-width:0;grid-row:2}
.history-event #region-map-credit{grid-column:1}
.history-event #modern-map-credit{grid-column:2}
.history-event .force-panel{grid-row:3}
.history-event .place-tabs button[aria-pressed=true]{color:#222;box-shadow:inset 0 -2px #555}
.history-event .event-label[aria-current=true]{color:#222;background:#eaeae5;box-shadow:inset 0 -2px #555}
.view-source-links{display:flex;justify-content:flex-end;flex-wrap:wrap;gap:24px;padding:6px 0 16px}
.source-link{font:15px/1.7 var(--book-body);text-decoration:underline;text-underline-offset:4px;background:none;border:0;border-radius:0;padding:4px 0;min-height:0;width:max-content;color:#333}
.view-source-links a{justify-self:end}
.history-event .detail-heading{gap:18px}
.roster-source-links{display:flex;gap:8px 25px;flex-wrap:wrap;margin-top:18px}
.history-event .playback{margin-top:8px;margin-bottom:0}
/* One scrollable document; section links only select its starting position. */
dialog.unified-sources{box-sizing:border-box;width:min(880px,calc(100vw - 32px));max-height:86vh;padding:24px 30px;border:1px solid #aaa;border-radius:0;background:#fff;color:#202020;font:22px/1.9 var(--book-reisho);overscroll-behavior:contain;scroll-behavior:auto}
dialog.unified-sources::backdrop{background:#0006}
.unified-sources .dialog-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;position:sticky;top:-24px;margin:0;padding:10px 0 16px;background:#fff;z-index:3;border-bottom:1px solid #d8d8d2}
.unified-sources .dialog-heading h2{font:32px/1.4 var(--book-reisho);margin:0}
.unified-sources #close-sources{border:0;background:none;font:18px/1.5 var(--book-reisho);padding:8px;min-height:44px;color:#202020;cursor:pointer;text-decoration:underline;text-underline-offset:4px}
#sources-content .source-section{padding:25px 0;border-bottom:1px solid #d8d8d2;scroll-margin-top:90px}
#sources-content h3{font:30px/1.6 var(--book-reisho);margin:0 0 16px}
#sources-content h4{font:23px/1.8 var(--book-reisho);margin:12px 0 8px}
#sources-content .source-item{padding:12px 0 20px;border:0;scroll-margin-top:90px}
#sources-content p,#sources-content li,#sources-content .source-item a,#sources-content .message-record{font:22px/1.9 var(--book-reisho);margin:8px 0}
.history-reference h1,.unified-sources .dialog-heading h2,#sources-content h3,#sources-content h4{font-weight:600}
#sources-content ul{padding-left:1.4em}
#sources-content [data-source-active]{outline:0}
#sources-content [data-source-active]>h3,#sources-content [data-source-active]>h4{border-left:2px solid #666;padding-left:12px}
#sources-content a{overflow-wrap:anywhere;text-underline-offset:4px;color:#202020}
#sources-content [hidden]{display:none!important}
#sources-content :focus-visible{outline:2px solid #555;outline-offset:3px}
.history-reference #sources-content{padding:0;max-width:none}
@media(max-width:900px){
 .history-event .map-time-header{grid-template-columns:300px minmax(0,1fr);gap:20px}
 .history-event .clock-narrative{min-height:150px}
 .history-event .region-panel,.history-event .modern-panel,.history-event .detail-grid>.modern-credit,.history-event .force-panel{grid-column:1;grid-row:auto}
 .history-event #region-map-credit,.history-event #modern-map-credit{grid-column:1}
}
@media(max-width:700px){
 .history-event .journey-story h2{font-size:24px}
 .history-event .story-table{font-size:15px}
 .history-event .story-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
 .history-event .story-table tbody{display:block}
 .history-event .story-table tr{display:grid;grid-template-columns:90px minmax(0,1fr);padding:10px 8px;border-bottom:1px solid #deded8}
 .history-event .story-table td,.history-event .story-table th{padding:2px 0;border:0;width:auto}
 .history-event .story-table .story-description{grid-column:1/-1;font-size:14px}
 .history-event #story-note .source-link{display:block;margin:4px 0 0}
 .history-event .map-time-header{grid-template-columns:minmax(0,1fr);gap:0}
 .history-event .clock-narrative{min-height:154px;padding:8px 0 12px}
 .history-event .clock-narrative h3{font-size:19px}
 .history-event .clock-narrative p{font-size:16px}
 .history-home .cover-copy h2,.history-event .event-heading-row h1{font-size:32px}
 .history-event .journey-heading,.history-event .detail-heading h2{font-size:24px}
 .history-event .journey-heading,.history-event .detail-heading,.history-event .journey-story h2{min-height:52px}
 .history-home .home-lead{font-size:23px}
 .history-home .home-prologue .home-intro{font-size:18px;line-height:1.9}
 .history-home .cover-copy>p:not(.book-kicker){font-size:18px}
 .history-event .event-opening .event-description{font-size:16px;line-height:1.8}
 .cover-copy h2{margin-bottom:20px}
 .source-link{font-size:14px}
 .history-event .detail-heading{gap:10px;align-items:baseline}
 .view-source-links{gap:10px}
 .roster-source-links{gap:8px 20px}
 dialog.unified-sources{padding:16px 18px;width:calc(100vw - 20px);max-height:88vh;font-size:20px}
 .unified-sources .dialog-heading{top:-16px;padding:5px 0 12px}
 .unified-sources .dialog-heading h2{font-size:29px}
 #sources-content h3{font-size:27px}
 #sources-content h4{font-size:22px}
 #sources-content p,#sources-content li,#sources-content .source-item a,#sources-content .message-record{font-size:20px}
}

/* 共通の案内と、公開作品に続く題材の一覧。 */
.book-masthead{max-width:1480px;margin:0 auto;gap:24px;align-items:center}
.book-masthead .book-brand{font-size:25px;white-space:nowrap;text-decoration:none;letter-spacing:.035em}
.book-masthead nav{display:flex;gap:8px 24px;align-items:center;flex-wrap:wrap}
.book-masthead nav a{display:inline-flex;align-items:center;min-height:44px;font-size:16px;text-decoration:none;color:#333;border-bottom:2px solid transparent}
.book-masthead nav a:last-child{display:inline-flex}
.book-masthead nav a:hover,.book-masthead nav a[aria-current=page]{border-bottom-color:#555}
.book-footer{max-width:1400px;align-items:flex-start;gap:28px;padding:32px 0 40px;margin:72px auto 0;border-top:1px solid #d8d8d2}
.book-footer .footer-brand{font-size:22px;text-decoration:none;letter-spacing:.04em;color:#252525}
.book-footer p{font-size:14px;color:#555;margin:8px 0 0}
.book-footer nav{display:flex;gap:12px 26px;flex-wrap:wrap}
.book-footer nav a{font-size:15px;min-height:44px;display:inline-flex;align-items:center;text-decoration:none}
.book-footer nav a:hover{text-decoration:underline;text-underline-offset:5px}
.history-home .book-footer,.history-info .book-footer{max-width:1120px}
.upcoming-section{margin:76px 0 0;scroll-margin-top:24px}
.upcoming-heading{padding:0 0 25px;border-bottom:1px solid #bdbdb5}
.upcoming-heading h2{font-size:27px;margin:0 0 10px;line-height:1.5}
.upcoming-heading p{font-size:16px;color:#555;margin:0;line-height:1.8}
.upcoming-list{display:grid;grid-template-columns:1fr 1fr;column-gap:48px}
.upcoming-item{display:grid;grid-template-columns:60px minmax(0,1fr);gap:16px;padding:28px 0;border-bottom:1px solid #d8d8d2;align-items:start}
.upcoming-year{font-size:19px;line-height:1.6;padding-top:2px;color:#555}
.upcoming-year span{display:block;font-size:13px}
.upcoming-copy h3{font-size:24px;line-height:1.5;margin:0 0 8px}
.upcoming-copy p{font-size:16px;line-height:1.9;margin:8px 0}
.upcoming-copy .upcoming-route{font-size:16px;color:#555;margin:0 0 10px}
.upcoming-copy details{margin-top:12px}
.upcoming-copy summary{cursor:pointer;font-size:15px;min-height:44px;align-content:center;width:fit-content;padding:6px 4px 6px 0}
.upcoming-copy details[open] summary{margin-bottom:8px}
.upcoming-copy details>div{border-left:2px solid #d8d8d2;padding-left:16px}
.upcoming-copy details a{color:#333;text-underline-offset:4px;overflow-wrap:anywhere}
.history-info{background:#fcfcfa;color:#252525;font:18px/1.9 var(--book-body)}
.info-main{max-width:820px;margin:48px auto 0;padding:0 32px}
.info-main h1{font:600 34px/1.6 var(--book-body);margin:0 0 28px}
.info-lead{font-size:22px;line-height:1.9}
.info-main section{margin-top:40px}
.info-main h2{font:600 24px/1.6 var(--book-body);margin:0 0 16px}
.info-main p{font-size:18px;line-height:1.9;margin:12px 0}
.info-main a{text-underline-offset:5px;color:#333}
.history-reference{max-width:none;margin:0;padding:0;background:#fcfcfa}
.history-reference>h1,.history-reference>main{max-width:900px!important;margin:40px auto!important;padding:0 28px!important}
.history-reference>.book-footer{max-width:1120px}
.history-reference #sources-content h3{font-size:25px}
.history-reference #sources-content h4{font-size:21px}
.history-reference #sources-content p,.history-reference #sources-content li,.history-reference #sources-content .source-item a,.history-reference #sources-content .message-record{font-size:18px}
body .skip{position:absolute;left:16px;top:12px;z-index:10000;transform:translateY(-180%);background:#fff;border:1px solid #555;padding:10px 16px;color:#222}
body .skip:focus{transform:none}
a:focus-visible,summary:focus-visible{outline:2px solid #315975;outline-offset:5px;border-radius:2px}
@media(max-width:1200px){.book-footer,.history-home .book-footer,.history-info .book-footer,.history-reference>.book-footer{margin-left:40px;margin-right:40px}}
@media(max-width:900px){.book-masthead{flex-wrap:wrap;gap:6px;padding-top:18px;padding-bottom:14px}.book-masthead nav{width:100%;gap:8px 25px}.upcoming-list{column-gap:30px}.upcoming-item{grid-template-columns:48px minmax(0,1fr);gap:10px}.upcoming-copy h3{font-size:22px}}
@media(max-width:700px){.book-masthead{padding:16px 20px 10px}.book-masthead .book-brand{font-size:23px}.book-masthead nav{gap:0 18px}.book-masthead nav a{font-size:14px}.book-footer,.history-home .book-footer,.history-info .book-footer,.history-reference>.book-footer{margin:48px 20px 0;padding:26px 0;flex-direction:column;gap:16px}.book-footer nav{gap:8px 20px}.upcoming-section{margin-top:48px}.upcoming-heading h2{font-size:24px}.upcoming-list{grid-template-columns:1fr}.upcoming-item{grid-template-columns:48px minmax(0,1fr);gap:14px;padding:24px 0}.info-main{margin-top:32px;padding:0 20px}.info-main h1{font-size:29px}.info-main p{font-size:16px}.info-main .info-lead{font-size:20px}.info-main h2{font-size:22px}.history-reference>h1,.history-reference>main{padding:0 20px!important}.history-reference #sources-content p,.history-reference #sources-content li,.history-reference #sources-content .source-item a{font-size:16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}

/* 写真を置く場所と、黒地の共通案内。 */
.book-masthead,.history-event .book-masthead{max-width:none;background:#202020;border:0;padding-inline:max(40px,calc((100% - 1400px)/2));color:#fff}
.book-masthead .book-brand,.book-masthead nav a,.book-masthead nav a:hover{color:#fff}
.book-masthead nav a:hover,.book-masthead nav a[aria-current=page]{border-bottom-color:#fff}
.book-footer,.history-home .book-footer,.history-info .book-footer,.history-reference>.book-footer{max-width:none;margin-inline:0;padding:36px max(40px,calc((100% - 1120px)/2)) 40px;background:#202020;color:#fff;border:0;justify-content:space-between}
.book-footer .footer-brand,.book-footer nav a{color:#fff}
.book-footer p{color:#dedede}
.book-masthead a:focus-visible,.book-footer a:focus-visible{outline-color:#fff}
.home-hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:center;margin:48px 0 64px}
.history-home .home-hero .home-prologue{text-align:left;padding:0}
.history-home .home-hero h1{font-size:clamp(28px,3vw,40px);letter-spacing:.035em;line-height:1.6;margin:0 0 24px;white-space:normal}
.history-home .home-hero .home-lead{font-size:24px;letter-spacing:.04em;margin:0 0 24px}
.history-home .home-hero .home-intro{font-size:18px;line-height:2;text-align:left;margin:0}
.history-home .home-photograph{margin:0;min-width:0}
.home-photo-placeholder,.home-photograph>img{display:block;width:100%;aspect-ratio:4/3;border-radius:8px}
.home-photo-placeholder{display:grid;place-items:center;background:#e5e5e2;color:#686864;font-size:18px;letter-spacing:.14em}
.home-photograph>img{height:auto;object-fit:cover;object-position:center 25%}
.home-photograph figcaption{text-align:right;font-size:14px;margin-top:8px;color:#555}
.upcoming-item{grid-template-columns:85px minmax(0,1fr)}
.upcoming-year{white-space:nowrap;font-size:18px}
@media(max-width:900px){.upcoming-item{grid-template-columns:76px minmax(0,1fr)}}
@media(max-width:899px){
 .home-hero{grid-template-columns:minmax(0,1fr);gap:28px;margin:36px 0 48px}
 .history-home .home-hero h1{font-size:clamp(27px,5vw,36px)}
 .history-home .home-photograph{width:100%;max-width:500px;justify-self:center}
}
@media(max-width:700px){
 .book-masthead,.history-event .book-masthead{padding-inline:20px}
 .book-footer,.history-home .book-footer,.history-info .book-footer,.history-reference>.book-footer{margin-inline:0;padding:28px 20px 32px}
 .history-home .home-hero .home-lead{font-size:22px}
 .history-home .home-hero .home-intro{font-size:17px}
 .upcoming-item{grid-template-columns:minmax(0,1fr);gap:4px}
 .upcoming-year{font-size:16px}
}