:root{
  --primary:#00406A;--navy:#24394A;--deep:#0E2333;--bluegray:#687E8E;
  --ink:#24292E;--sub:#5C6670;--muted:#566977;--line:#E2E6E9;--mist:#F3F5F6;--warm:#F6F3EE;--white:#fff;
  --re:#8C7A64;--re-text:#75634D;--dx:#00406A;--dx-text:#00406A;--dist:#687E8E;--dist-text:#506473;
  --error:#B3261E;--pending:#FFE58A;--pending-text:#5B4500;
  --en:"Manrope",system-ui,sans-serif;
  --ja:"Zen Kaku Gothic New","Hiragino Sans","Yu Gothic",sans-serif;
  --gutter:clamp(20px,5vw,72px);--max:1280px;--sec:clamp(88px,12vw,160px);
  --ease:cubic-bezier(.2,.7,.2,1);--hd-h:80px;
}
@media (max-width:900px){:root{--hd-h:64px}}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--hd-h) + 16px);-webkit-text-size-adjust:100%}
body{font-family:var(--ja);color:var(--ink);background:var(--white);font-size:16px;line-height:2;letter-spacing:.04em;-webkit-font-smoothing:antialiased;overflow-x:hidden;word-break:auto-phrase;overflow-wrap:anywhere}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:12px;top:-60px;z-index:100;background:var(--primary);color:#fff;padding:10px 16px;transition:top .2s}
.skip:focus{top:12px}
.wrap{width:min(100% - var(--gutter)*2,var(--max));margin-inline:auto}
.sec{padding:var(--sec) 0}
.bg-warm{background:var(--warm)}
.bg-mist{background:var(--mist)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,7vw,120px)}
.prose p{color:var(--sub);line-height:2.1}
.prose p+p{margin-top:1.2em}
.en-label{font-family:var(--en);font-size:12px;font-weight:600;letter-spacing:.24em;color:var(--primary)}
.sec-title{font-size:clamp(26px,3.2vw,42px);font-weight:500;line-height:1.5;margin-top:16px}
.sec-lead{color:var(--sub);margin-top:16px;max-width:32em}
.sec-head{margin-bottom:clamp(40px,5vw,64px)}
.note{font-size:13px;color:var(--muted);line-height:1.8}
.pending{display:inline-block;margin-left:.6em;padding:1px 8px;font-size:11px;font-weight:700;line-height:1.8;letter-spacing:.04em;background:var(--pending);color:var(--pending-text);border-radius:3px;vertical-align:middle}
.ref-label{display:inline-block;padding:1px 8px;font-size:11px;font-weight:700;line-height:1.8;border:1px solid var(--pending-text);color:var(--pending-text);border-radius:3px}
.js [data-reveal]{opacity:0;transform:translateY(16px);transition:opacity .8s var(--ease),transform .8s var(--ease);transition-delay:var(--d,0s)}
.js [data-reveal].is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js [data-reveal]{opacity:1;transform:none;transition:none}
  *{transition-duration:0s!important;animation-duration:0s!important}
}
@media (max-width:900px){.split{grid-template-columns:1fr;gap:28px}}

/* header */
.hd{position:fixed;inset:0 0 auto;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);transition:box-shadow .3s}
.hd.is-scrolled{box-shadow:0 1px 0 var(--line)}
.hd-in{display:flex;align-items:center;justify-content:space-between;gap:24px;height:var(--hd-h);width:min(100% - var(--gutter)*2,var(--max));margin-inline:auto}
.hd-logo img{height:26px;width:auto}
.gnav{display:flex;align-items:center;gap:32px}
.gnav>ul{display:flex;gap:30px}
.gnav li{position:relative}
.gnav>ul>li>a{display:flex;flex-direction:column;font-size:13px;line-height:1.35;padding:10px 0}
.gnav small{font-family:var(--en);font-size:10px;letter-spacing:.16em;color:var(--muted)}
.gnav a[aria-current=page]{color:var(--primary)}
.gnav .sub{position:absolute;top:100%;left:-20px;min-width:220px;background:#fff;border:1px solid var(--line);padding:8px 0;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .25s,transform .25s,visibility .25s}
.gnav li:hover>.sub,.gnav li:focus-within>.sub{opacity:1;visibility:visible;transform:none}
.gnav .sub a{display:block;padding:10px 20px;font-size:13px;line-height:1.6}
.gnav .sub a:hover{background:var(--mist)}
.menu-btn{display:none;width:44px;height:44px;position:relative}
.menu-btn span:not(.sr){position:absolute;left:10px;width:24px;height:1.5px;background:var(--ink);transition:transform .3s,top .3s}
.menu-btn span:nth-of-type(2){top:17px}.menu-btn span:nth-of-type(3){top:26px}
.menu-btn[aria-expanded=true] span:nth-of-type(2){top:21px;transform:rotate(45deg)}
.menu-btn[aria-expanded=true] span:nth-of-type(3){top:21px;transform:rotate(-45deg)}
.menu{position:fixed;inset:var(--hd-h) 0 0;z-index:49;background:#fff;overflow-y:auto;padding:16px var(--gutter) 48px}
.menu a{display:block;padding:16px 0;border-bottom:1px solid var(--line);font-size:16px;line-height:1.6}
.menu small{font-family:var(--en);font-size:10px;letter-spacing:.16em;color:var(--muted);margin-left:10px}
.menu .menu-sub a{padding-left:1.2em;font-size:14px;color:var(--sub)}
.menu .btn{display:flex;margin-top:28px;width:100%;border-bottom:0}
.menu-tel{margin-top:20px;font-size:13px;color:var(--sub)}
body.menu-open{overflow:hidden}
@media (max-width:900px){.gnav{display:none}.menu-btn{display:block}.hd-logo img{height:22px}}
@media (min-width:901px){.menu{display:none!important}}

/* buttons & links */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:12px 28px;border-radius:999px;background:var(--primary);color:#fff;font-size:14px;font-weight:500;letter-spacing:.06em;line-height:1.5;transition:background .3s,border-color .3s}
.btn:hover{background:var(--navy)}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{background:transparent;border-color:var(--ink)}
.btn-ext::after{content:"\2197";font-family:var(--en)}
.btn-white{background:#fff;color:var(--primary)}
.btn-white:hover{background:var(--mist)}
.link-arrow{display:inline-flex;align-items:center;gap:12px;font-weight:500;font-size:14px}
.link-arrow::after{content:"";width:36px;height:1px;background:currentColor;transition:width .3s}
.link-arrow:hover::after{width:56px}

/* top hero */
.hero{position:relative;isolation:isolate;min-height:100svh;display:grid;grid-template-columns:5fr 7fr;gap:clamp(24px,4vw,64px);align-items:center;padding:calc(var(--hd-h) + 40px) max(var(--gutter),calc((100% - var(--max))/2)) 64px}
.hero::before{content:"";position:absolute;right:0;top:0;width:46%;height:78%;background:var(--mist);z-index:-1}
.hero-copy{font-size:clamp(32px,4.4vw,66px);font-weight:500;line-height:1.45;letter-spacing:.03em;margin:28px 0}
.hero-copy em{font-style:normal;background:linear-gradient(transparent 72%,rgba(0,64,106,.14) 72%)}
.hero-sub{color:var(--sub);margin-bottom:40px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.collage{position:relative;aspect-ratio:1/.92}
.collage svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.collage path{fill:none;stroke:var(--primary);stroke-width:1;stroke-dasharray:4 6;opacity:.45}
.ph{position:absolute;display:block;overflow:hidden;box-shadow:0 24px 48px -24px rgba(14,35,51,.35);background:var(--mist);transition:box-shadow .4s var(--ease)}
.ph:hover{box-shadow:0 28px 56px -22px rgba(14,35,51,.5)}
.ph img{width:100%;height:100%;object-fit:cover;transition:transform 1s var(--ease)}
.ph:hover img{transform:scale(1.04)}
.ph .cap{position:absolute;left:0;bottom:0;background:#fff;padding:6px 14px;font-family:var(--en);font-size:11px;letter-spacing:.16em;line-height:1.8}
.ph .cap b{color:var(--primary);margin-right:8px}
.ph1{left:0;top:2%;width:42%;aspect-ratio:3/4;z-index:2}
.ph2{right:0;top:22%;width:54%;aspect-ratio:4/3;z-index:2}
.ph3{left:24%;bottom:0;width:52%;aspect-ratio:4/3;z-index:1}
.ph1 .cap{top:0;bottom:auto}
@media (max-width:900px){
  .hero{grid-template-columns:1fr;min-height:0;gap:14px;padding-top:calc(var(--hd-h) + 12px)}
  .hero .en-label{letter-spacing:.12em;font-size:11px}
  .hero::before{width:70%;height:34%;top:calc(var(--hd-h) + 8px);bottom:auto}
  .collage{order:-1;aspect-ratio:1/.78}
  .ph2 .cap{top:0;bottom:auto}
  .ph2{top:12%}
  .ph3{left:30%;width:44%}
  .hero-copy{font-size:min(9.4vw,48px);margin:12px 0 18px}
  .hero-sub{margin-bottom:24px}
}

/* page hero */
.page-hero{display:grid;grid-template-columns:5fr 7fr;gap:clamp(24px,4vw,64px);align-items:end;padding:calc(var(--hd-h) + clamp(48px,7vw,96px)) var(--gutter) 0;max-width:calc(var(--max) + var(--gutter)*2);margin-inline:auto}
.page-hero.no-img{grid-template-columns:1fr}
.page-title{font-size:clamp(30px,4vw,56px);font-weight:500;line-height:1.45;margin-top:20px}
.page-lead{color:var(--sub);margin-top:24px;max-width:30em}
.page-hero-img{aspect-ratio:16/10;overflow:hidden;position:relative}
.page-hero-img img{width:100%;height:100%;object-fit:cover}
.page-hero-img::after{content:"";position:absolute;left:0;right:0;bottom:0;height:4px;background:var(--c,transparent)}
@media (max-width:900px){.page-hero{grid-template-columns:1fr;gap:32px}.page-title{font-size:min(8vw,40px)}}

/* accents */
.acc-re{--c:var(--re);--c-text:var(--re-text)}
.acc-dx{--c:var(--dx);--c-text:var(--dx-text)}
.acc-dist{--c:var(--dist);--c-text:var(--dist-text)}
.acc-re .en-label,.acc-dx .en-label,.acc-dist .en-label{color:var(--c-text)}

/* business cards */
.biz-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:6px;overflow:hidden;background:#fff;transition:transform .4s var(--ease),box-shadow .4s var(--ease)}
.card:hover{transform:translateY(-4px);box-shadow:0 24px 48px -28px rgba(14,35,51,.35)}
.card figure{aspect-ratio:3/2;overflow:hidden;position:relative}
.card figure::after{content:"";position:absolute;left:0;right:0;bottom:0;height:4px;background:var(--c)}
.card img{width:100%;height:100%;object-fit:cover;transition:transform 1s var(--ease)}
.card:hover img{transform:scale(1.04)}
.card-body{padding:28px 28px 32px;flex:1}
.card-en{font-family:var(--en);font-size:11px;font-weight:600;letter-spacing:.2em;color:var(--c-text)}
.card h3{font-size:20px;font-weight:700;margin:4px 0 14px;line-height:1.6}
.card .catch{font-weight:500;line-height:1.7;margin-bottom:10px}
.card .desc{font-size:14px;color:var(--sub);line-height:1.9}
@media (max-width:900px){.biz-grid{grid-template-columns:1fr}}

/* numbered lists (approach / features) */
.numbered{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:clamp(24px,3vw,40px)}
.numbered li{border-top:1px solid var(--ink);padding-top:24px}
.numbered .no{font-family:var(--en);font-size:13px;font-weight:600;color:var(--c-text,var(--primary));letter-spacing:.1em}
.numbered .en{font-family:var(--en);font-size:11px;letter-spacing:.2em;color:var(--muted);margin-left:12px}
.numbered h3{font-size:20px;font-weight:700;line-height:1.6;margin:12px 0}
.numbered p{color:var(--sub);font-size:15px}

/* services */
.services{border-top:1px solid var(--line)}
.services li{display:grid;grid-template-columns:24px 1fr;gap:12px;padding:20px 0;border-bottom:1px solid var(--line)}
.services li::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--c,var(--primary));margin-top:.8em}
.services strong{font-weight:500}
.services p{font-size:14px;color:var(--sub);margin-top:4px}

/* figure block */
.fig{aspect-ratio:4/3;overflow:hidden}
.fig img{width:100%;height:100%;object-fit:cover}
.fig-portrait{aspect-ratio:4/5}
.ceo-grid{display:grid;grid-template-columns:5fr 7fr;gap:clamp(40px,6vw,96px);align-items:start}
.ceo-grid .message-title{margin-top:-.2em}
@media (max-width:900px){.ceo-grid{grid-template-columns:1fr;gap:32px}.ceo-grid .fig-portrait{max-width:440px}}

/* profile table */
.profile{border-top:1px solid var(--line)}
.profile>div{display:grid;grid-template-columns:200px 1fr;gap:16px;padding:22px 0;border-bottom:1px solid var(--line)}
.profile dt{font-weight:500}
.profile dd{color:var(--sub)}
@media (max-width:600px){.profile>div{grid-template-columns:1fr;gap:2px;padding:16px 0}}

/* history */
.history li{display:grid;grid-template-columns:140px 1fr;gap:16px;padding:20px 0;border-bottom:1px solid var(--line)}
.history time{font-family:var(--en);font-weight:600;color:var(--primary)}
@media (max-width:600px){.history li{grid-template-columns:1fr;gap:2px}}

/* MVV */
.mvv{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.mvv-box{background:#fff;padding:clamp(28px,4vw,48px);border-radius:6px}
.mvv-box h3{font-size:clamp(20px,2.2vw,26px);font-weight:500;line-height:1.6;margin-top:12px}
.mvv-box .ja{font-size:13px;color:var(--muted)}
.values{counter-reset:v;margin-top:24px}
.values li{counter-increment:v;display:flex;gap:16px;padding:14px 0;border-bottom:1px solid var(--line);font-weight:500}
.values li::before{content:"0" counter(v);font-family:var(--en);font-weight:600;color:var(--primary)}
.values strong{font-weight:700;min-width:3em}
.values span{font-weight:400;color:var(--sub)}
.mvv-values{grid-column:1/-1}
@media (max-width:900px){.mvv{grid-template-columns:1fr}}

/* message */
.message-title{font-size:clamp(24px,3vw,36px);font-weight:500;line-height:1.6;margin-bottom:32px}
.signature{margin-top:40px;text-align:right;line-height:1.9}
.signature span:not(.pending){display:block;font-size:13px;color:var(--muted)}

/* page index (in-page nav) */

/* voices */
.voices{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.voice{background:#fff;border:1px solid var(--line);border-radius:6px;padding:28px}
.voice h3{font-size:15px;font-weight:700;margin:12px 0 10px;line-height:1.6}
.voice p{font-size:14px;color:var(--sub);line-height:1.95}
@media (max-width:900px){.voices{grid-template-columns:1fr}}

/* news */
.news-list{border-top:1px solid var(--line)}
.news-list a{display:grid;grid-template-columns:120px 1fr;gap:16px;padding:22px 0;border-bottom:1px solid var(--line);transition:color .2s}
.news-list a:hover{color:var(--primary)}
.news-list time{font-family:var(--en);font-size:14px;color:var(--muted)}
.other-biz a{grid-template-columns:280px 1fr;align-items:center}
@media (max-width:600px){.news-list a,.other-biz a{grid-template-columns:1fr;gap:2px}}
.post-body{max-width:760px}
.post-body h2{font-size:22px;font-weight:700;margin:48px 0 16px;line-height:1.6}
.post-body p{margin-top:1.2em}
.post-body a{color:var(--primary);text-decoration:underline}

/* recruit / jobs */
.jobs{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:start}
@media (max-width:900px){.jobs{grid-template-columns:1fr}}
.job{border:1px solid var(--line);border-radius:6px;padding:28px;background:#fff}
.job h3{font-size:18px;font-weight:700;margin:10px 0 12px;line-height:1.6}
.job dt{font-size:12px;font-weight:700;color:var(--muted);margin-top:14px}
.job dd{font-size:14px;color:var(--sub)}
.job details{margin-top:18px;border-top:1px solid var(--line);padding-top:12px}
.job summary{cursor:pointer;font-size:14px;font-weight:500;color:var(--primary)}
.terms>div{display:grid;grid-template-columns:7em 1fr;gap:8px;padding:8px 0;border-bottom:1px dashed var(--line);font-size:13px}
.terms dt{margin:0;font-size:13px}
.terms .tbd{color:var(--muted)}
.job-group+.job-group{margin-top:56px}
.job-group-title{font-size:18px;font-weight:700;margin-bottom:20px}

/* cta band */
.cta{background:var(--deep);color:#fff;text-align:center;padding:clamp(80px,10vw,128px) var(--gutter)}
.cta .en-label{color:#8FB3CC}
.cta h2{font-size:clamp(24px,3vw,38px);font-weight:500;line-height:1.6;margin:16px 0 20px}
.cta p{color:rgba(255,255,255,.78);max-width:34em;margin:0 auto 36px}

/* form */
.form{max-width:760px}
.field{padding:22px 0;border-bottom:1px solid var(--line)}
fieldset.field{border:0;border-bottom:1px solid var(--line);margin:0;min-width:0}
fieldset.field legend{padding:0;float:left;width:100%}
fieldset.field legend+*{clear:both}
.field>label,.field legend{display:block;font-weight:500;margin-bottom:10px}
.req,.opt{display:inline-block;margin-left:8px;font-size:11px;padding:0 6px;border-radius:3px;vertical-align:middle;line-height:1.8}
.req{background:var(--primary);color:#fff}
.opt{border:1px solid var(--line);color:var(--muted)}
.field input[type=text],.field input[type=email],.field input[type=tel],.field textarea{width:100%;font:inherit;font-size:16px;padding:12px 14px;border:1px solid #C9D0D5;border-radius:4px;background:#fff;color:var(--ink)}
.field textarea{min-height:200px;resize:vertical;line-height:1.8}
.field input:focus,.field textarea:focus{outline:2px solid var(--primary);outline-offset:0;border-color:transparent}
.field [aria-invalid=true]{border-color:var(--error)}
.radios{display:flex;flex-wrap:wrap;gap:10px}
.radios label{display:inline-flex;align-items:center;gap:8px;padding:10px 16px;border:1px solid #C9D0D5;border-radius:999px;cursor:pointer;font-size:14px;line-height:1.5}
.radios input{accent-color:var(--primary)}
.radios label:has(input:checked){border-color:var(--primary);background:rgba(0,64,106,.05)}
.agree{display:flex;align-items:flex-start;gap:10px;font-size:14px}
.agree input{margin-top:.5em;accent-color:var(--primary)}
.agree a{color:var(--primary);text-decoration:underline}
.error{display:block;color:var(--error);font-size:13px;margin-top:6px;min-height:0}
.notice{border:1px solid var(--error);color:var(--error);background:#FDF3F2;padding:16px 20px;border-radius:4px;margin-bottom:24px;font-size:14px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-actions{margin-top:40px}
.form-actions .btn{min-width:240px}
.btn[disabled]{opacity:.6;cursor:wait}
.contact-routes{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:56px}
.contact-routes a{display:block;border:1px solid var(--line);border-radius:6px;padding:20px 22px;transition:border-color .3s}
.contact-routes a:hover{border-color:var(--c)}
.contact-routes .en-label{font-size:10px}
.contact-routes strong{display:block;font-weight:500;margin-top:4px}
@media (max-width:900px){.contact-routes{grid-template-columns:1fr}}

/* footer */
.ft{background:var(--deep);color:rgba(255,255,255,.85);padding:72px 0 32px;font-size:14px}
.ft-in{display:grid;grid-template-columns:1.2fr 2fr;gap:48px}
.ft-logo img{height:24px;width:auto}
.ft-addr{margin-top:20px;line-height:1.9;color:rgba(255,255,255,.7);font-size:13px}
.ft-nav{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ft-nav p{font-family:var(--en);font-size:11px;letter-spacing:.2em;color:#8FB3CC;margin-bottom:10px}
.ft-nav a{display:block;padding:4px 0;color:rgba(255,255,255,.85)}
.ft-nav a:hover{color:#fff}
.ft-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-top:56px;padding-top:24px;border-top:1px solid rgba(255,255,255,.14);font-size:12px;color:rgba(255,255,255,.6)}
.ft-bottom a{color:rgba(255,255,255,.8)}
@media (max-width:900px){.ft-in{grid-template-columns:1fr}.ft-nav{grid-template-columns:1fr 1fr}}