@charset "UTF-8";
:root{--ink:#192c29;--shade:#53635f;--warm:#f8f6ef;--paper:#fffefa;--line:#dedfd5;--accent:#b6533e;--deep:#12322c;--pale:#e8ebe3;--serif:"Hiragino Mincho ProN","Yu Mincho", "Noto Serif JP", Georgia,serif;--sans:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--warm);color:var(--ink);font:16px/1.9 var(--sans);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}a:hover{color:var(--accent)}button{font:inherit;cursor:pointer}img{max-width:100%;height:auto;display:block}p{margin:0 0 1.2em}.container{max-width:1180px;margin:0 auto;padding:0 26px}.eyebrow{font:700 11px/1.3 var(--sans);color:var(--accent);letter-spacing:.16em;text-transform:uppercase}.topline{background:var(--deep);color:#fff;font-size:11px;letter-spacing:.1em}.topline .container{display:flex;align-items:center;justify-content:space-between;min-height:31px}.topline a:hover{color:#ffdecb}.site-header{background:var(--paper);border-bottom:1px solid var(--line);position:relative;z-index:10}.header-inner{display:flex;justify-content:space-between;align-items:center;min-height:91px;gap:25px}.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}.brand-symbol{display:grid;place-items:center;background:var(--deep);border-radius:8px;width:42px;height:42px;color:#f6f2e4;font:bold 25px var(--serif)}.brand-text{font:700 31px/1 var(--serif);letter-spacing:-.06em}.brand-kicker{display:block;font:600 10px/1.5 var(--sans);letter-spacing:.17em;color:var(--shade);margin-top:6px}.nav{display:flex;align-items:center;gap:31px;font-size:13px;font-weight:700}.nav a{padding:9px 0;border-bottom:2px solid transparent}.nav a:hover,.nav a[aria-current="page"]{border-bottom-color:var(--accent)}.mobile-toggle{display:none;border:1px solid var(--line);background:transparent;padding:10px 13px;border-radius:4px;color:var(--ink)}.section{padding:76px 0}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;padding-bottom:20px;border-bottom:1px solid #a9b5ab;margin-bottom:26px}.section-head h2,.section-head h1{font:600 clamp(26px,3vw,38px)/1.5 var(--serif);margin:7px 0 0;letter-spacing:-.045em}.section-head a{font-size:12px;font-weight:700;color:var(--accent)}.hero{background:var(--deep);color:#fff}.hero-grid{display:grid;grid-template-columns:1fr 1.02fr;min-height:480px}.hero-copy{padding:64px 54px 64px max(26px,calc((100vw - 1128px)/2));display:flex;flex-direction:column;justify-content:center;align-items:flex-start}.hero .eyebrow{color:#e9a58d}.hero h1{font:600 clamp(31px,3.3vw,51px)/1.5 var(--serif);letter-spacing:-.06em;margin:19px 0 20px;max-width:600px}.hero p{font-size:14px;color:#cfddd6;max-width:530px;line-height:2}.hero-image{position:relative;overflow:hidden;min-height:375px}.hero-image img{width:100%;height:100%;object-fit:cover;object-position:center}.hero-image::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(18,50,44,.15),transparent)}.button-link{display:inline-flex;align-items:center;gap:13px;background:var(--accent);color:white;padding:13px 20px;font-size:12px;font-weight:700;margin-top:22px;transition:background .2s}.button-link:hover{background:#943c2d;color:#fff}.button-link::after{content:"↗";font-size:17px}.small-note{font-size:12px;color:var(--shade)}.intro-band{background:#efece3;border-bottom:1px solid var(--line)}.intro-row{display:grid;grid-template-columns:1.35fr 1fr;gap:50px;padding:42px 0}.intro-row h2{font:500 clamp(22px,2.4vw,31px)/1.55 var(--serif);margin:0}.intro-row p{font-size:14px;color:var(--shade);line-height:2.1;margin:0}.lead-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:26px}.lead-card{background:var(--paper);border:1px solid var(--line);overflow:hidden}.lead-card img{width:100%;aspect-ratio:1.8;object-fit:cover}.lead-card .pad{padding:24px 26px}.lead-card h3{font:600 clamp(20px,2.4vw,29px)/1.55 var(--serif);margin:11px 0}.lead-card p{font-size:13px;color:var(--shade)}.stack{display:grid;gap:0}.stack-item{display:flex;gap:16px;padding:17px 0;border-bottom:1px solid var(--line)}.stack-item:first-child{padding-top:0}.stack-item img{width:108px;height:80px;object-fit:cover;flex-shrink:0}.stack-item h3{font:600 17px/1.55 var(--serif);margin:5px 0}.stack-item small,.card-meta{font-size:11px;color:#738079}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.article-card{background:var(--paper);border:1px solid var(--line);overflow:hidden;transition:transform .2s,box-shadow .2s}.article-card:hover{transform:translateY(-3px);box-shadow:0 12px 22px rgba(18,50,44,.08)}.article-card img{width:100%;aspect-ratio:1.56;object-fit:cover}.article-card .pad{padding:20px 22px 22px}.article-card h3{font:600 20px/1.55 var(--serif);letter-spacing:-.03em;margin:10px 0}.article-card p{font-size:12px;color:var(--shade);line-height:1.9;margin-bottom:16px}.topic-strip{background:#e4e9e0;padding:53px 0}.topic-row{display:grid;grid-template-columns:230px 1fr;gap:46px}.topic-row h2{font:600 29px/1.5 var(--serif);margin:7px 0}.topic-tags{display:flex;gap:11px;flex-wrap:wrap;align-content:center}.topic-tags a{background:white;border:1px solid #c9d3c7;padding:10px 17px;font-size:12px;font-weight:700}.topic-tags a:hover{background:var(--deep);color:#fff}.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.faq-card{border-top:2px solid var(--deep);padding-top:15px}.faq-card h3{font:600 19px/1.6 var(--serif);margin:0 0 10px}.faq-card p{font-size:13px;color:var(--shade)}.closing{background:var(--deep);color:#e7eee8;padding:60px 0}.closing-inner{display:flex;align-items:center;justify-content:space-between;gap:36px}.closing h2{font:600 30px/1.6 var(--serif);margin:0 0 8px}.closing p{font-size:13px;margin:0;color:#c2d2c9}.closing .button-link{white-space:nowrap}.breadcrumb{padding:18px 0;font-size:11px;color:var(--shade)}.breadcrumb a{color:var(--shade)}.breadcrumb span{margin:0 9px}.page-hero{padding:56px 0 50px;border-bottom:1px solid var(--line)}.page-hero h1{font:600 clamp(31px,4.1vw,50px)/1.5 var(--serif);letter-spacing:-.06em;max-width:950px;margin:13px 0}.page-hero p{font-size:15px;color:var(--shade);max-width:740px}.articles-controls{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:30px}.articles-controls a{font-size:12px;background:#e7ebe3;border:1px solid #d5dcd1;padding:8px 12px}.articles-controls a:hover{background:var(--deep);color:#fff}.article-hero{max-width:990px;margin:0 auto;padding:20px 26px 0}.article-hero h1{font:600 clamp(30px,4.1vw,49px)/1.5 var(--serif);letter-spacing:-.055em;margin:13px 0 16px}.article-summary{font-size:17px;color:var(--shade);line-height:1.95}.authorbar{display:flex;flex-wrap:wrap;align-items:center;gap:10px 21px;font-size:11px;letter-spacing:.04em;color:var(--shade);padding:25px 0;border-top:1px solid var(--line)}.article-visual{margin:10px 0 25px}.article-visual img{width:100%;max-height:480px;aspect-ratio:1.95;object-fit:cover}.article-visual figcaption{font-size:11px;color:var(--shade);padding:9px 2px}.reading-layout{display:grid;grid-template-columns:minmax(0,710px) 245px;gap:70px;padding-top:28px;padding-bottom:60px;max-width:1070px;margin:auto}.prose{font-size:15px;line-height:2.18;letter-spacing:.015em}.prose h2{font:600 28px/1.55 var(--serif);letter-spacing:-.045em;margin:49px 0 21px;padding-left:18px;border-left:4px solid var(--accent)}.prose h2:first-child{margin-top:14px}.prose h3{font:600 20px/1.6 var(--serif);margin:24px 0 10px}.prose p{margin-bottom:20px}.prose a,.plain-page a{color:#9d402d;text-decoration:underline;text-underline-offset:4px}.prose ul,.plain-page ul{padding-left:22px}.source-box{margin-top:48px;border:1px solid #cbd4c8;background:#eef1e9;padding:23px 26px;font-size:12px;line-height:2}.source-box h2{border:0;padding:0;font:600 20px/1.5 var(--serif);margin:0 0 8px}.source-box p{margin:0 0 8px}.aside{border-top:3px solid var(--deep);padding-top:10px;align-self:start;position:sticky;top:18px}.aside h2{font:600 19px/1.7 var(--serif);margin:8px 0 15px}.aside a{display:block;padding:12px 0;border-bottom:1px solid var(--line);font-size:13px;line-height:1.7}.aside .eyebrow{font-size:10px}.related{background:#e9ede4;padding:62px 0}.plain-page{max-width:810px;margin:0 auto;padding:48px 26px 88px;font-size:15px;line-height:2.1}.plain-page h2{font:600 27px/1.55 var(--serif);margin:40px 0 15px}.plain-page h3{font:600 19px/1.7 var(--serif);margin:27px 0 8px}.plain-page .data-table{width:100%;border-collapse:collapse;margin:20px 0 30px}.data-table th,.data-table td{border-bottom:1px solid var(--line);padding:13px 8px;text-align:left;vertical-align:top;word-break:break-word}.data-table th{width:33%;font-size:12px;color:var(--shade)}.panel{padding:22px 25px;background:#e7eae2;border-left:3px solid var(--accent);margin:27px 0}.panel p:last-child{margin:0}.page-cta{display:inline-flex;margin-top:15px;color:var(--accent);font-size:13px;font-weight:700;border-bottom:1px solid var(--accent)}.site-footer{background:#101f1d;color:#d8dfdb;padding:63px 0 25px}.footer-top{display:grid;grid-template-columns:1.1fr 1.1fr 1.4fr;gap:44px}.footer-brand{font:600 32px/1.3 var(--serif);color:#fff;letter-spacing:-.04em;margin-bottom:18px}.footer-column h2{font:700 12px var(--sans);color:#e3ad92;letter-spacing:.08em;margin:0 0 15px}.footer-column a{display:block;font-size:12px;line-height:2.3;color:#d8dfdb}.footer-column a:hover{color:#ffcfb9}.footer-small{font-size:12px;line-height:2.1;color:#b9c7c0}.footer-small p{margin-bottom:8px;overflow-wrap:anywhere}.footer-bottom{display:flex;gap:22px;justify-content:space-between;border-top:1px solid #39504a;padding-top:18px;margin-top:39px;font-size:11px;color:#a8bdb4}.cookie-banner{position:fixed;z-index:50;bottom:18px;left:18px;right:18px;max-width:740px;margin:auto;background:var(--paper);color:var(--ink);border:1px solid #cbd1c8;box-shadow:0 8px 60px rgba(0,0,0,.21);padding:20px 24px;display:none}.cookie-banner.is-open{display:block}.cookie-banner h2{font:600 20px var(--serif);margin:0 0 7px}.cookie-banner p{font-size:12px;line-height:1.8;margin:0 0 14px}.cookie-actions{display:flex;gap:9px;flex-wrap:wrap}.cookie-actions button,.modal-actions button{border:1px solid var(--deep);padding:8px 12px;font-size:12px;background:var(--deep);color:white}.cookie-actions button.secondary,.modal-actions button.secondary{background:#fff;color:var(--deep)}.modal-scrim{position:fixed;z-index:70;inset:0;background:rgba(0,0,0,.55);display:none;justify-content:center;align-items:center;padding:20px}.modal-scrim.is-open{display:flex}.cookie-dialog{background:#fffefa;width:min(100%,570px);max-height:90vh;overflow:auto;padding:27px;border:1px solid var(--line)}.cookie-dialog h2{font:600 25px var(--serif);margin:0 0 10px}.cookie-dialog p{font-size:12px;color:var(--shade)}.cookie-choice{display:flex;justify-content:space-between;gap:20px;align-items:center;border-top:1px solid var(--line);padding:13px 0}.cookie-choice strong{font-size:14px}.cookie-choice span{font-size:11px;color:var(--shade);display:block}.cookie-choice input{width:20px;height:20px;accent-color:var(--deep)}.modal-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:20px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.notfound{text-align:center;padding:120px 20px}.notfound h1{font:600 110px/1 var(--serif);margin:0;color:var(--deep)}.notfound p{margin:24px auto;max-width:470px}.focusable:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid var(--accent);outline-offset:3px}@media(max-width:970px){.lead-grid{grid-template-columns:1fr}.stack{grid-template-columns:repeat(3,1fr);gap:14px}.stack-item{display:block;border:0;padding:0}.stack-item img{width:100%;height:110px}.cards{grid-template-columns:repeat(2,minmax(0,1fr))}.reading-layout{grid-template-columns:minmax(0,1fr) 180px;gap:30px}.footer-top{gap:25px}}@media(max-width:730px){.container{padding:0 18px}.header-inner{min-height:72px}.brand-text{font-size:26px}.brand-symbol{width:37px;height:37px;font-size:20px}.mobile-toggle{display:block}.nav{display:none;position:absolute;left:0;right:0;top:100%;padding:12px 20px 22px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:0 8px 18px rgba(0,0,0,.07);flex-direction:column;align-items:stretch;gap:0}.nav.is-open{display:flex}.nav a{padding:12px 0}.hero-grid{grid-template-columns:1fr}.hero-copy{padding:44px 21px}.hero h1{font-size:34px}.hero-image{min-height:250px;max-height:340px}.intro-row{grid-template-columns:1fr;gap:17px;padding:35px 0}.section{padding:48px 0}.stack{grid-template-columns:1fr}.stack-item{display:flex;gap:14px;border-bottom:1px solid var(--line);padding:14px 0}.stack-item img{width:115px;height:84px}.cards{grid-template-columns:1fr}.topic-row{grid-template-columns:1fr;gap:12px}.faq-grid{grid-template-columns:1fr}.closing-inner{display:block}.footer-top{grid-template-columns:1fr 1fr;gap:34px 20px}.footer-top .footer-company{grid-column:1/-1}.article-hero h1{font-size:31px}.article-summary{font-size:15px}.article-visual img{aspect-ratio:1.55}.reading-layout{display:block;padding-top:8px}.aside{position:static;margin-top:40px}.page-hero{padding:35px 0}.page-hero h1{font-size:32px}.prose h2{font-size:24px}.footer-bottom{display:block}.cookie-banner{bottom:8px;left:8px;right:8px;padding:17px}.cookie-actions button{flex:1 1 42%}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}