:root{
  --deep:#071a20;--navy:#0f2a33;--teal:#54c5ae;--teal-hi:#8ce3d0;
  --paper:#f6f9f8;--paper2:#eaf1ef;--ink:#123039;--muted:#5c7378;
  --line:#d5e0de;--line-d:rgba(246,249,248,.16);--serif:"Noto Serif JP",serif;
  --sans:"Noto Sans JP",sans-serif;--en:"Archivo",sans-serif;--ease:cubic-bezier(.22,1,.36,1);
  --max:1240px
}
*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;scroll-padding-top:90px;scrollbar-gutter:stable}body{background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:15px;line-height:1.9;overflow-x:hidden}body.lock{overflow:hidden}
a{color:inherit;text-decoration:none}button{font:inherit}img{display:block;max-width:100%}ul{list-style:none}.wrap{width:min(var(--max),calc(100% - 96px));margin:auto}.label{font:600 10px/1 var(--en);letter-spacing:.2em;text-transform:uppercase;display:flex;align-items:center;gap:13px}.label:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 5px rgba(84,197,174,.12)}.section-title{font:500 clamp(30px,3.3vw,48px)/1.45 var(--serif);letter-spacing:.06em}.body-copy{font-size:14px;line-height:2.1;letter-spacing:.02em}.reveal{opacity:0;transform:translateY(22px);transition:opacity .85s var(--ease),transform .85s var(--ease)}.reveal.on{opacity:1;transform:none}

/* compact grid navigation */
.grid-head{position:fixed;z-index:90;left:50%;top:14px;width:min(1120px,calc(100% - 48px));height:58px;transform:translateX(-50%);padding:0 8px 0 20px;background:rgba(246,249,248,.94);backdrop-filter:blur(18px);border:1px solid rgba(213,224,222,.9);border-radius:30px;box-shadow:0 10px 35px rgba(7,26,32,.08);display:flex;align-items:center}.head-logo{width:154px;margin-right:auto}.grid-nav{height:100%;display:flex;align-items:center;gap:15px;position:relative;font:600 9px/1 var(--en);letter-spacing:.1em}.grid-nav:before{content:"";position:absolute;left:25px;right:25px;top:18px;height:1px;background:linear-gradient(90deg,transparent,var(--line) 8%,var(--line) 92%,transparent)}.grid-nav a{min-width:57px;height:100%;padding-top:32px;position:relative;text-align:center;color:#687c81;transition:.25s}.grid-nav a:after{content:"";position:absolute;left:50%;top:15px;width:7px;height:7px;border:2px solid var(--paper);border-radius:50%;background:#a8bab7;transform:translateX(-50%);transition:.3s}.grid-nav a:hover,.grid-nav a.current{color:var(--ink)}.grid-nav a.current:after{background:var(--teal);box-shadow:0 0 0 5px rgba(84,197,174,.16),0 0 12px var(--teal)}.grid-status{margin:0 14px 0 22px;padding-left:13px;position:relative;font:600 8px/1 var(--en);letter-spacing:.1em;color:var(--muted);white-space:nowrap}.grid-status:before{content:"";position:absolute;left:0;top:50%;width:6px;height:6px;border-radius:50%;background:var(--teal);box-shadow:0 0 9px var(--teal);transform:translateY(-50%)}.head-contact{height:42px;min-width:116px;border-radius:22px;background:var(--navy);color:white;display:flex;align-items:center;justify-content:space-between;padding:0 15px;font:600 8px/1 var(--en);letter-spacing:.11em}.head-contact:after{content:"→";color:var(--teal)}.mobile-head{display:none;position:fixed;z-index:92;left:10px;right:10px;top:10px;height:60px;border-radius:32px;background:rgba(246,249,248,.94);backdrop-filter:blur(16px);border:1px solid var(--line);align-items:center;padding:0 12px 0 20px}.mobile-head img{width:150px}.menu-button{margin-left:auto;border:0;width:40px;height:40px;border-radius:50%;background:var(--navy);position:relative}.menu-button:before,.menu-button:after{content:"";position:absolute;left:12px;width:16px;height:1px;background:white}.menu-button:before{top:16px}.menu-button:after{top:23px}.mobile-nav{display:none;position:fixed;z-index:91;inset:80px 10px auto;background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:30px;flex-direction:column;gap:20px;font-size:13px}.mobile-nav.open{display:flex}.page-progress{position:fixed;z-index:110;left:0;top:0;height:2px;width:0;background:var(--teal)}
.grid-head>.head-contact{margin-left:22px}

/* footer */
.footer{position:relative;min-height:88vh;background:var(--deep);color:white;display:flex;flex-direction:column;overflow:hidden}.footer-bg{position:absolute;inset:0}.footer-bg img{width:100%;height:100%;object-fit:cover}.footer-bg:after{content:"";position:absolute;inset:0;background:linear-gradient(rgba(7,26,32,.53),rgba(7,26,32,.9)),linear-gradient(90deg,rgba(84,197,174,.12),transparent)}.footer-cta{position:relative;z-index:2;flex:1;display:grid;place-items:center;text-align:center;padding:100px 20px}.footer-cta .label{justify-content:center;color:var(--teal)}.footer-cta h2{font:500 clamp(34px,5vw,68px)/1.48 var(--serif);letter-spacing:.07em;margin:28px 0 40px}.mail-link{display:flex;align-items:center;justify-content:space-between;width:min(410px,90vw);height:66px;padding:0 25px;margin:auto;border:1px solid rgba(255,255,255,.7);border-radius:34px;font:600 10px/1 var(--en);letter-spacing:.14em;transition:.3s}.mail-link:hover{background:white;color:var(--deep);transform:translateY(-4px)}.footer-bottom{position:relative;z-index:2;width:min(var(--max),calc(100% - 96px));margin:auto;padding:40px 0 28px;border-top:1px solid var(--line-d)}.footer-main{display:flex;justify-content:space-between;align-items:flex-start}.footer-logo{width:210px;filter:brightness(0) invert(1)}.footer-address{font-size:10px;color:#a7bdc0;line-height:1.8}.footer-links{display:flex;gap:20px;font-size:9px;color:#a7bdc0}.footer-copy{display:flex;justify-content:space-between;margin-top:30px;font:500 8px/1 var(--en);letter-spacing:.11em;color:#799398}.mockup-label{position:fixed;z-index:95;right:0;bottom:0;padding:8px 12px;background:var(--teal);color:var(--deep);font:600 8px/1 var(--en);letter-spacing:.12em}

@media(max-width:1120px) and (min-width:901px){.grid-head{width:calc(100% - 24px);padding-left:15px}.head-logo{width:137px}.grid-nav{gap:8px}.grid-nav a{min-width:49px}.grid-status{display:none}.head-contact{min-width:102px}.team-grid{grid-template-columns:repeat(3,1fr)}}
.language-switch{flex:none;display:flex;align-items:center;height:30px;margin-left:14px;padding:3px;border:1px solid rgba(18,48,57,.13);border-radius:16px;background:rgba(255,255,255,.48);font:600 8px/1 var(--en);letter-spacing:.08em}.language-switch>*{display:grid;place-items:center;width:29px;height:22px;border-radius:12px;color:#75898d;transition:background .25s,color .25s}.language-switch [aria-current="page"]{background:var(--navy);color:white;box-shadow:0 3px 10px rgba(7,26,32,.14)}.language-switch a:hover{background:var(--paper2);color:var(--ink)}.grid-head>.head-contact{margin-left:10px}.mobile-language{display:flex;align-items:center;justify-content:space-between;margin-top:8px;padding-top:20px;border-top:1px solid var(--line);font:600 8px/1 var(--en);letter-spacing:.15em;color:var(--muted)}.mobile-language .language-switch{margin-left:0;letter-spacing:.08em}
.footer{min-height:404px;display:block}
.footer-bg img{object-position:center 52%}
.footer-bg:after{background:linear-gradient(180deg,rgba(7,26,32,.74) 0%,rgba(7,26,32,.96) 56%,rgba(7,26,32,.96) 100%),linear-gradient(90deg,rgba(84,197,174,.1),transparent 58%)}
.footer-cta{display:block;padding:55px 20px 58px}
.footer-cta>div{width:100%}
.footer-cta .label{width:max-content;margin:0 auto}
.footer-cta .mail-link{width:min(450px,calc(100vw - 40px));height:74px;margin:34px auto 0;padding:0 28px;border-radius:38px}
.footer-bottom{width:calc(100% - 104px);max-width:none;padding:38px 0 24px}
.footer-main{display:grid;grid-template-columns:280px minmax(270px,1fr) auto;align-items:center;gap:44px}
.footer-logo{width:230px}
.footer-address{font-family:var(--sans);font-style:italic;font-size:10px;color:#b4c6c9}
.footer-links{display:grid;grid-template-columns:repeat(4,max-content);gap:14px 24px;color:#bad0d3}
.footer-links a{white-space:nowrap}
.footer-copy{margin-top:40px;color:#7fa0a5}
@media(max-width:900px){.footer{min-height:auto}.footer-bottom{width:calc(100% - 40px)}.footer-main{grid-template-columns:1fr 1fr;gap:32px}.footer-links{grid-column:1/-1;justify-content:space-between}}
@media(max-width:650px){.footer-cta{padding:52px 20px 55px}.footer-cta .mail-link{height:64px;margin-top:28px}.footer-bottom{padding-top:32px}.footer-main{grid-template-columns:1fr;gap:25px}.footer-logo{width:205px}.footer-links{grid-column:auto;grid-template-columns:1fr 1fr;justify-content:stretch;gap:16px 24px}.footer-copy{margin-top:34px}}/* Article pages: quiet typography and a persistent, compact contents rail. */
:root{--teal-dark:#168b75}
.skip-link{position:fixed;top:8px;left:20px;z-index:200;background:var(--paper);padding:10px 20px;transform:translateY(-160%)}.skip-link:focus{transform:none}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--teal-dark);outline-offset:5px}
.page-hero{padding:122px 0 68px;position:relative;border-bottom:1px solid var(--line);overflow:hidden}
.breadcrumbs{display:flex;align-items:center;flex-wrap:wrap;gap:13px;font-size:10px;letter-spacing:.08em;color:var(--muted);margin-bottom:64px}.breadcrumbs a{padding:5px 0}.breadcrumbs a:hover{color:var(--teal-dark)}
.hero-layout{display:grid;grid-template-columns:minmax(0,1fr) 160px;gap:60px;align-items:end}
.page-hero .label{color:var(--teal-dark);margin-bottom:28px}.page-hero h1{font:500 clamp(30px,3.1vw,44px)/1.65 var(--serif);letter-spacing:.04em}.page-hero h1 span{display:block}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:24px;margin-top:36px;font-size:11px;color:var(--muted)}.article-meta time{font:500 12px/1.5 var(--en);letter-spacing:.12em}
.press .page-hero{background:var(--deep);color:var(--paper)}.press .page-hero:before{content:"";position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(rgba(84,197,174,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(84,197,174,.035) 1px,transparent 1px);background-size:58px 58px}.page-hero .wrap{position:relative}
.press .breadcrumbs,.press .article-meta{color:#a5b8bc}.press .label{color:var(--teal)}
.hero-note{font:500 9px/1.5 var(--en);letter-spacing:.16em;color:#8da9ac;align-self:stretch;display:flex;flex-direction:column;justify-content:space-between;padding-top:6px}.hero-lines{display:flex;gap:14px;height:130px;justify-content:center;transform:skew(-27deg)}.hero-lines i{width:1px;background:linear-gradient(transparent,var(--teal),transparent)}.hero-lines i:nth-child(2){opacity:.5}.hero-lines i:nth-child(3){opacity:.25}
.privacy .page-hero{background:var(--paper2)}.policy-kicker{font:500 19px/1.35 var(--en);letter-spacing:.1em;color:var(--muted);border-left:1px solid var(--line);padding-left:24px}.policy-kicker span{color:var(--teal-dark)}
.reading-layout{width:min(1040px,calc(100% - 96px));display:grid;grid-template-columns:210px minmax(0,1fr);gap:60px;padding-top:76px;padding-bottom:100px}
.article-index{align-self:start;position:sticky;top:108px;max-height:calc(100svh - 135px);overflow:auto;scrollbar-width:thin;padding:0 12px 12px 0}
.article-index summary{list-style:none;pointer-events:none;font:600 10px/1.5 var(--en);letter-spacing:.16em;padding:0 0 22px;border-bottom:1px solid var(--line)}.article-index summary::-webkit-details-marker{display:none}.article-index summary span{font:400 10px var(--sans);letter-spacing:.05em;margin-left:12px;color:var(--muted)}
.article-index nav{padding-top:14px}.article-index a{display:grid;grid-template-columns:20px 1fr;gap:10px;padding:9px 0;color:var(--muted);font-size:11px;line-height:1.75;transition:color .15s}.article-index a span{font:500 10px/1.9 var(--en);color:#8ba4a6}.article-index a:hover,.article-index a[aria-current]{color:var(--teal-dark)}.article-index a[aria-current] span{color:var(--teal-dark)}
.article-body{min-width:0;font-size:15px;line-height:2.15;letter-spacing:.025em;overflow-wrap:anywhere}.article-body>p:first-child{font-size:17px;line-height:2.1;margin-bottom:56px;color:var(--ink)}
.article-section{padding:42px 0 0;margin-top:42px;border-top:1px solid var(--line);scroll-margin-top:108px}.article-section:first-child{padding-top:0;margin-top:0;border:0}.article-section h2{font:500 26px/1.65 var(--serif);letter-spacing:.035em;margin-bottom:25px}.article-body p+p{margin-top:22px}.article-body p,.article-body li{color:#39555d}.article-body ul{padding-left:1.2em;margin:22px 0;list-style:disc}.article-body li{padding-left:.25em;margin:10px 0}.article-body li::marker{color:var(--teal-dark)}
.article-body a:not(.back-link):not(.to-top){color:var(--teal-dark);text-decoration:underline;text-underline-offset:4px}.article-body blockquote{background:var(--paper2);border-left:2px solid var(--teal);padding:28px 32px;margin:16px 0 32px;font:400 17px/2.1 var(--serif)}.article-body .attribution{font-size:12px;color:var(--muted);margin-top:28px}.article-body .legal-updated{font-size:11px;color:var(--muted);margin-top:22px}
.article-body table{border-collapse:collapse;width:100%;margin:25px 0;font-size:13px}.article-body th,.article-body td{text-align:left;padding:16px 20px;border:1px solid var(--line)}.article-body th{background:var(--paper2);font-weight:500}
.article-end{border-top:1px solid var(--line);margin-top:60px;padding-top:32px;display:flex;justify-content:space-between;align-items:center;gap:20px}.back-link{display:flex;gap:28px;align-items:center;min-height:48px;font-size:13px}.back-link span{color:var(--teal-dark);font-size:22px}.to-top{font-size:11px;color:var(--muted)}.back-link:hover,.to-top:hover{color:var(--teal-dark)}
.mobile-nav-en{font-family:var(--en);font-size:90%;white-space:nowrap}.mobile-nav>a{position:relative;padding-left:20px;transition:color .2s}.mobile-nav>a:before{content:"";position:absolute;left:0;top:calc(.95em - 3.5px);width:7px;height:7px;border-radius:50%;background:#a8bab7}.mobile-nav>a.current:before{background:var(--teal);box-shadow:0 0 0 5px rgba(84,197,174,.12)}.mobile-nav>a:hover,.mobile-nav>a:focus-visible,.mobile-nav>a.current{color:var(--teal)}
.menu-button[aria-expanded=true]:before{transform:translateY(3.5px) rotate(45deg)}.menu-button[aria-expanded=true]:after{transform:translateY(-3.5px) rotate(-45deg)}
@media(max-width:1100px){.hero-layout{grid-template-columns:minmax(0,1fr) 110px;gap:35px}}
@media(max-width:900px){.grid-head{display:none}.mobile-head{display:flex}.wrap{width:calc(100% - 40px)}.mobile-nav{display:flex;visibility:hidden;pointer-events:none;transform:translate3d(100vw,0,0);transition:transform .45s var(--ease),visibility 0s .45s;max-height:calc(100dvh - 100px);overflow-y:auto}.mobile-nav.open{visibility:visible;pointer-events:auto;transform:translate3d(0,0,0);transition-delay:0s}.hero-layout{grid-template-columns:1fr}.hero-note,.policy-kicker{display:none}.reading-layout{width:calc(100% - 40px);grid-template-columns:1fr;gap:40px;padding-top:35px}.article-index{position:static;max-height:none;padding:0}.article-index summary{pointer-events:auto;cursor:pointer;min-height:48px;padding:14px 0}.article-index summary:after{content:"＋";float:right}.article-index details[open] summary:after{content:"−"}.article-index nav{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}.article-index a{min-height:44px}.breadcrumbs{margin-bottom:42px}}
@media(max-width:650px){.page-hero{padding:100px 0 40px}.breadcrumbs{font-size:9px;gap:10px;margin-bottom:32px}.page-hero .label{font-size:9px;margin-bottom:24px}.page-hero h1{font-size:27px;line-height:1.65;letter-spacing:.02em}.desktop-break{display:none}.article-meta{margin-top:25px;gap:12px;font-size:10px}.reading-layout{padding-bottom:60px;gap:30px}.article-index nav{grid-template-columns:1fr}.article-body{font-size:14px;line-height:2.1}.article-body>p:first-child{font-size:15px;margin-bottom:35px}.article-section{margin-top:32px;padding-top:30px;scroll-margin-top:90px}.article-section h2{font-size:23px;margin-bottom:22px}.article-body blockquote{font-size:15px;padding:22px 20px}.article-body th,.article-body td{padding:12px}.article-end{margin-top:40px;gap:12px}.back-link{gap:15px}.to-top{font-size:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
@media print{.grid-head,.mobile-head,.mobile-nav,.article-index,.footer,.breadcrumbs,.article-end,.page-progress{display:none!important}.page-hero{padding:20px 0;background:white!important;color:black!important}.hero-note{display:none}.reading-layout{width:100%;display:block;padding:20px 0}.wrap{width:100%}.article-section{break-inside:auto}h2{break-after:avoid}}

/* Align the press release introduction with its reading area. */
.interior .page-hero .wrap{width:min(1040px,calc(100% - 96px))}
@media(max-width:900px){.interior .page-hero .wrap{width:calc(100% - 40px)}}
@media print{.interior .page-hero .wrap{width:100%}}

/* Privacy policy uses a single content column without a contents rail. */
.privacy .hero-layout,.privacy .reading-layout{grid-template-columns:minmax(0,1fr)}

/* English editions: preserve words and natural line wrapping. */
.english{--serif:"IBM Plex Sans","Segoe UI",Arial,sans-serif;--sans:"IBM Plex Sans","Segoe UI",Arial,sans-serif;--en:"IBM Plex Sans","Segoe UI",Arial,sans-serif}
.english.archivo{--serif:"Archivo",sans-serif;--sans:"Archivo",sans-serif;--en:"Archivo",sans-serif}









/* V9-9: Japanese desktop navigation. */
html[lang="ja"] .grid-nav{font-family:var(--sans);font-size:10px;letter-spacing:.03em}html[lang="ja"] .grid-nav a{white-space:nowrap}

/* V9-8 English typography, independent of shared section geometry. */
.english .page-hero h1{font-weight:500;line-height:1.2;letter-spacing:-.025em;text-wrap:balance}
.english .article-body{line-height:1.85;letter-spacing:0;overflow-wrap:break-word}
.english .article-body>p:first-child{line-height:1.85}
.english .article-section h2{line-height:1.35;letter-spacing:-.015em;text-wrap:balance}
.english .article-body blockquote{line-height:1.75}
.english .article-index a{font-size:12px;line-height:1.5}
.english .footer-address{font-style:normal}
@media(max-width:650px){.english .page-hero h1{font-size:30px;line-height:1.25}.english .article-section h2{font-size:23px}.english .article-body{font-size:15px}}