/* World OS / Editorial Observatory. Light theme; inherited red, accessible tone.
   Native CSS; system Japanese type. Layers: navigation 10, mobile panel 20. */
.bgm-control{display:flex;flex-wrap:wrap;gap:16px;align-items:center;margin-top:32px;padding-top:24px;border-top:1px solid #75806b}.bgm-control p{margin:0;max-width:600px;overflow-wrap:anywhere}.bgm-control .meta{color:inherit;opacity:.85}.bgm-control .button.secondary{color:inherit;border-color:#75806b}.bgm-control .button.secondary:hover{background:#3e4d34}.bgm-control.is-playing .button{border-color:currentColor}#consent-banner button{min-height:44px}#consent-banner a{text-decoration:underline}
:root{--paper:#f7f7f2;--surface:#eceee7;--ink:#222c28;--muted:#5e6861;--line:#d2d7ce;--accent:#ad352c;--accent-soft:#f1e7df;--sans:-apple-system,BlinkMacSystemFont,"Helvetica Neue","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;--serif:"Iowan Old Style","Palatino Linotype","Yu Mincho","Hiragino Mincho ProN",serif;--max:1280px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);line-height:1.8;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{color:inherit}button{cursor:pointer}img{max-width:100%;height:auto;display:block}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:5px}::selection{background:#dfb9aa;color:var(--ink)}[hidden]{display:none!important}.wrap{width:min(var(--max),calc(100% - 112px));margin-inline:auto}.skip{position:fixed;z-index:50;top:-100px;left:16px;background:var(--ink);color:var(--paper);padding:12px 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.2s}.button:hover{background:#932a23;transform:translateY(-2px)}.button.secondary{background:transparent;color:var(--ink);border-color:var(--line)}.button.secondary:hover{border-color:var(--ink);background:var(--surface)}.button .arrow{margin:0}.kicker{font-size:12px;letter-spacing:.15em;font-weight:600;color:var(--accent);margin:0 0 22px}.meta{font-size:12px;color:var(--muted)}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.5}h2{font-family:var(--serif);font-size:clamp(30px,3.3vw,43px);font-weight:500;letter-spacing:.045em;margin-bottom:20px}h3{font-size:19px;font-weight:600}.section{padding-block:100px}.section-intro{max-width:650px;color:var(--muted);font-size:15px;margin-bottom:42px}.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:24px;margin-bottom:36px}.section-head h2{margin:0}.section-head .text-link{flex-shrink:0}.header{position:sticky;top:0;z-index:10;background:rgba(247,247,242,.97);border-bottom:1px solid 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@media(min-width:1450px){.hero{padding-block:88px}.hero h1{font-size:63px}}
@media(max-width:1150px){.wrap{width:calc(100% - 64px)}.brand-note{display:none}.nav{gap:22px}.hero{gap:30px}.hero h1{font-size:43px}.hero-lead{font-size:14px}.hero-art{aspect-ratio:.95}.interests{grid-template-columns:230px 1fr;gap:40px}.feature-reading{gap:20px;padding:28px}.project-row{grid-template-columns:120px 225px 1fr 24px;gap:22px}.flow-column{padding-inline:24px}.flow-column.center{padding-inline:28px}.about-grid{gap:48px}.book-grid{gap:20px}.nameplate .name-en{font-size:47px}.catalog-tools{align-items:start;flex-direction:column}.search{width:100%;max-width:400px}}
@media(max-width:900px){.nav{gap:16px}.nav a{font-size:12px}.hero h1{font-size:36px}.hero .kicker{font-size:11px}.hero-actions{gap:16px}.hero-actions .button{padding:12px 18px;font-size:13px}.hero-art{aspect-ratio:.85}.paper.front{padding:18px}.art-vertical{right:18px;font-size:15px}.art-label{left:22px;font-size:9px}.flow-board{grid-template-columns:1fr 1.1fr 1fr}.source-list span{font-size:11px;padding:4px 8px}.flow-column h3 em{font-size:27px}.flow-note{font-size:12px}.output-list{grid-template-columns:1fr;gap:0}.interests{grid-template-columns:1fr;gap:24px}.interests>div:first-child{max-width:600px}.feature-reading{flex-direction:column;align-items:start}.feature-reading .book-object{width:110px}.features{align-items:stretch}.feature-reading h3{font-size:22px}.feature-reading p{margin-bottom:10px}.feature-article{padding:28px}.project-row{grid-template-columns:100px 190px 1fr 20px;gap:15px}.project-row h3{font-size:19px}.project-row p{font-size:13px}.book-grid{grid-template-columns:1fr 1fr;gap:32px}.about-grid{gap:32px}.follow-top{gap:32px}.follow-top h2{font-size:29px}.catalog-grid{grid-template-columns:1fr 1fr}}
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