:root{
  --ink:#0f1c26;--ink2:#2b3a46;--mute:#5d6b76;--line:#d9e0e5;--paper:#fff;--mist:#f2f5f7;--deep:#0d2230;
  --cyan:#0078ad;--cyan-b:#00a1e6;--gray:#767475;
  --serif:"Shippori Mincho B1","Noto Serif JP","Hiragino Mincho ProN","Yu Mincho",serif;
  --sans:"Noto Sans JP","Hiragino Sans","Yu Gothic",Meiryo,sans-serif;
  --w:1160px;--pad:clamp(20px,5vw,56px);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);font-size:16px;line-height:1.9;color:var(--ink);background:var(--paper);overflow-x:clip;font-feature-settings:"palt"}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--serif);font-weight:500;line-height:1.5;margin:0;letter-spacing:.04em}
p{margin:0 0 1.2em}
.wrap{max-width:var(--w);margin:0 auto;padding:0 var(--pad)}
.sr{position:absolute;left:-9999px}
.skip{position:absolute;left:12px;top:-60px;background:var(--ink);color:#fff;padding:10px 16px;z-index:100}
.skip:focus{top:12px}

/* header */
.hd{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.hd .wrap{display:flex;align-items:center;gap:24px;height:68px}
.logo{display:block;flex:none}
.logo img{height:36px;width:auto}
.nav{display:flex;align-items:center;gap:clamp(14px,1.8vw,28px);margin-left:auto}
.nav a{font-size:14px;text-decoration:none;letter-spacing:.06em;padding:8px 0;position:relative;white-space:nowrap}
.nav a::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:1px;background:var(--cyan);transform:scaleX(0);transform-origin:left;transition:transform .3s}
.nav a:hover::after,.nav a[aria-current]::after{transform:scaleX(1)}
.nav .cta{background:var(--ink);color:#fff;padding:9px 20px;border-radius:2px}
.nav .cta::after{display:none}
.nav .cta:hover{background:var(--cyan)}
.nb{display:none;margin-left:auto;background:none;border:1px solid var(--line);width:44px;height:44px;cursor:pointer;padding:0}
.nb span{display:block;width:20px;height:1.5px;background:var(--ink);margin:5px auto;transition:.3s}
.nb[aria-expanded=true] span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.nb[aria-expanded=true] span:nth-child(2){opacity:0}
.nb[aria-expanded=true] span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

/* type helpers */
.eyebrow{font-family:var(--sans);font-size:12px;letter-spacing:.28em;text-transform:uppercase;color:var(--cyan);display:flex;align-items:center;gap:14px;margin-bottom:18px}
.eyebrow::before{content:"";width:36px;height:1px;background:var(--cyan)}
.h2{font-size:clamp(26px,3.4vw,40px)}
.lead{font-size:clamp(16px,1.5vw,18px);color:var(--ink2)}
.sec{padding:clamp(64px,9vw,120px) 0}
.sec.mist{background:var(--mist)}
.sec.deep{background:var(--deep);color:#fff}
.sec.deep .eyebrow{color:#7fd3f5}.sec.deep .eyebrow::before{background:#7fd3f5}
.sec.deep .lead{color:#cfdce5}
.tbc{display:inline-block;font:500 11px/1 var(--sans);letter-spacing:.08em;padding:4px 7px;margin-left:8px;border:1px solid #c47f00;color:#8a5700;background:#fff7e3;vertical-align:middle;border-radius:2px}
.note{font-size:13px;color:var(--mute);line-height:1.8}

/* hero */
.hero{position:relative;background:var(--mist);overflow:hidden;padding:clamp(72px,11vw,150px) 0 clamp(64px,9vw,120px)}
.hero .wrap{position:relative}
.hero h1{font-size:clamp(30px,5.6vw,68px);line-height:1.45;letter-spacing:.05em;max-width:15em}
.hero h1 em{font-style:normal;color:var(--cyan)}
.hero .sub{margin-top:clamp(24px,3vw,40px);max-width:34em;color:var(--ink2);font-size:clamp(15px,1.4vw,18px)}
.hero .tag{margin-top:34px;font-family:var(--serif);font-size:clamp(18px,2vw,24px);letter-spacing:.3em;color:var(--gray)}
.rings{position:absolute;right:calc(var(--pad) - 20px);top:50%;width:clamp(150px,27vw,340px);transform:translateY(-50%);opacity:.95;pointer-events:none}
.rings ellipse{fill:none;stroke-width:11}
.rings .c{stroke:var(--cyan-b)}.rings .g{stroke:#b3b2b2}
.hero .btns{margin-top:40px;display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:12px;padding:14px 28px;background:var(--ink);color:#fff;text-decoration:none;font-size:14px;letter-spacing:.1em;border:1px solid var(--ink);border-radius:2px;transition:.25s;min-height:48px}
.btn:hover{background:var(--cyan);border-color:var(--cyan)}
.btn.line{background:transparent;color:var(--ink)}
.btn.line:hover{color:#fff}
.btn .ar{display:inline-block;width:22px;height:1px;background:currentColor;position:relative}
.btn .ar::after{content:"";position:absolute;right:0;top:-3px;width:7px;height:7px;border-top:1px solid currentColor;border-right:1px solid currentColor;transform:rotate(45deg)}

/* page head */
.ph{background:var(--mist);padding:clamp(48px,7vw,96px) 0 clamp(40px,5vw,72px);border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.ph h1{font-size:clamp(28px,4.2vw,52px)}
.ph p{margin:18px 0 0;max-width:38em;color:var(--ink2)}
.crumb{font-size:12px;letter-spacing:.08em;color:var(--mute);margin-bottom:22px}
.crumb a{text-decoration:none}.crumb a:hover{text-decoration:underline}
.crumb span{margin:0 8px}

/* grids */
.two{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(28px,6vw,88px);align-items:start}
.two.rev{grid-template-columns:minmax(0,7fr) minmax(0,5fr)}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));gap:clamp(18px,2.4vw,32px)}
.card{background:#fff;border:1px solid var(--line);text-decoration:none;display:flex;flex-direction:column;transition:transform .35s,box-shadow .35s}
.card:hover{transform:translateY(-4px);box-shadow:0 18px 40px -22px rgba(15,28,38,.35)}
.card .ph-img{aspect-ratio:4/3;overflow:hidden;background:var(--mist)}
.card .ph-img img{width:100%;height:100%;object-fit:cover;transition:transform .8s}
.card:hover .ph-img img{transform:scale(1.04)}
.card .body{padding:22px 24px 26px;flex:1}
.card .k{font-size:11px;letter-spacing:.22em;color:var(--cyan);margin-bottom:6px}
.card h3{font-size:20px;margin-bottom:8px}
.card p{font-size:14px;color:var(--mute);margin:0;line-height:1.8}
.link{display:inline-flex;align-items:center;gap:10px;font-size:14px;letter-spacing:.08em;text-decoration:none;border-bottom:1px solid var(--cyan);padding-bottom:3px;margin-top:10px}
.link:hover{color:var(--cyan)}
.fig{margin:0}
.fig img{width:100%;aspect-ratio:16/10;object-fit:cover}
.fig figcaption{font-size:12px;color:var(--mute);margin-top:8px}
.plain{aspect-ratio:auto}

/* about links */
.rowlinks{border-top:1px solid var(--line)}
.rowlinks a{display:grid;grid-template-columns:56px 1fr auto;gap:18px;align-items:center;padding:26px 4px;border-bottom:1px solid var(--line);text-decoration:none;transition:padding .3s,background .3s}
.rowlinks a:hover{padding-left:16px;background:var(--mist)}
.rowlinks .n{font-family:var(--serif);font-size:20px;color:var(--cyan)}
.rowlinks h3{font-size:20px}
.rowlinks p{margin:4px 0 0;font-size:14px;color:var(--mute)}
.rowlinks .go{font-size:13px;letter-spacing:.1em}

/* pRESt acronym */
.acr{display:grid;grid-template-columns:repeat(5,1fr);gap:0;border-top:1px solid var(--line);border-left:1px solid var(--line);margin:32px 0 0}
.acr div{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:20px 16px;background:#fff}
.acr b{font-family:var(--serif);font-size:32px;font-weight:500;color:var(--cyan);line-height:1;display:block;margin-bottom:10px}
.acr span{display:block;font-size:12px;letter-spacing:.06em;color:var(--mute);line-height:1.5}
.acr strong{font-weight:500;font-size:15px;display:block}

/* dl table */
.dl{margin:0;border-top:1px solid var(--ink)}
.dl>div{display:grid;grid-template-columns:minmax(120px,200px) 1fr;gap:20px;padding:20px 4px;border-bottom:1px solid var(--line)}
.dl dt{font-size:14px;color:var(--mute);letter-spacing:.08em}
.dl dd{margin:0}
/* timeline */
.tl{list-style:none;margin:0;padding:0;border-left:1px solid var(--line)}
.tl li{display:grid;grid-template-columns:150px 1fr;gap:24px;padding:0 0 28px 28px;position:relative}
.tl li::before{content:"";position:absolute;left:-5px;top:12px;width:9px;height:9px;border-radius:50%;background:#fff;border:1.5px solid var(--cyan)}
.tl .y{font-family:var(--serif);font-size:20px;color:var(--cyan)}
.tl .y small{display:block;font-family:var(--sans);font-size:12px;color:var(--mute);letter-spacing:.1em}
.tl p{margin:0;padding-top:4px}
.tl .hi .y{color:var(--ink)}

/* guidelines */
.gl{list-style:none;margin:0;padding:0;counter-reset:g;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:20px}
.gl li{counter-increment:g;border-top:2px solid var(--cyan-b);padding:20px 0 0}
.gl li::before{content:"0" counter(g);font-family:var(--serif);font-size:15px;color:var(--cyan);display:block;margin-bottom:6px}
.gl b{display:block;font-family:var(--serif);font-weight:500;font-size:20px;margin-bottom:6px}
.sec.deep .gl li{border-color:#4fb9e6}.sec.deep .gl li::before{color:#7fd3f5}.sec.deep .gl span{color:#cfdce5;font-size:15px}

/* prose */
.prose{max-width:46em}
.prose p{margin-bottom:1.6em}
.quote{font-family:var(--serif);font-size:clamp(22px,3vw,34px);line-height:1.7;letter-spacing:.05em}
.sign{margin-top:32px;font-family:var(--serif);font-size:18px}
.sign small{display:block;font-family:var(--sans);font-size:13px;color:var(--mute);letter-spacing:.1em}

.legal h2{font-size:20px;margin:2.4em 0 .8em;padding-bottom:.5em;border-bottom:1px solid var(--line)}
.legal h2:first-child{margin-top:0}
.legal ol,.legal ul{padding-left:1.4em;margin:0 0 1.4em}
.legal li{margin-bottom:.5em}
.legal{max-width:48em}

/* hall */
.hall{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:clamp(24px,5vw,64px);align-items:center;padding:clamp(28px,4vw,48px) 0;border-bottom:1px solid var(--line)}
.hall:first-of-type{border-top:1px solid var(--line)}
.hall img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hall .k{font-size:12px;letter-spacing:.22em;color:var(--cyan)}
.hall h3{font-size:clamp(22px,2.6vw,30px);margin:4px 0 12px}
.hall address{font-style:normal;color:var(--ink2);line-height:1.9}
.hall.alt img{order:2}

/* form */
.form{display:grid;gap:22px;max-width:640px}
.form label{display:block;font-size:14px;margin-bottom:6px;letter-spacing:.06em}
.form label i{font-style:normal;color:#b3261e;margin-left:4px}
.form input,.form textarea,.form select{width:100%;font:inherit;font-size:16px;padding:13px 14px;border:1px solid #a9b6bf;border-radius:2px;background:#fff;color:var(--ink)}
.form textarea{min-height:180px;resize:vertical}
.form input:focus,.form textarea:focus{outline:2px solid var(--cyan-b);outline-offset:1px;border-color:var(--cyan)}
.hp{position:absolute;left:-9999px;height:0;overflow:hidden}
.form button{cursor:pointer;font-family:inherit}
.tel{font-family:var(--serif);font-size:clamp(26px,3.4vw,38px);letter-spacing:.06em;text-decoration:none;display:inline-block}

/* sdgs */
.sdg{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr));gap:20px}
.sdg li{list-style:none;display:grid;grid-template-columns:84px 1fr;gap:18px;align-items:start;border:1px solid var(--line);padding:18px;background:#fff}
.sdg img{width:84px;height:84px}
.sdg ul{margin:0;padding:0}
.sdg p{margin:0;font-size:15px}
.sdg .sub{font-size:13px;color:var(--mute);margin-top:6px;line-height:1.7}
.sdgrow{display:flex;gap:6px;margin-bottom:6px}
.sdgrow img{width:84px;height:84px}
.pocologo{max-width:340px;width:100%}
.ph-poco{display:grid;place-items:center;background:#fff;border:1px solid var(--line);padding:clamp(32px,6vw,72px)}

/* news */
.nl{list-style:none;margin:0;padding:0;border-top:1px solid var(--ink)}
.nl li a{display:grid;grid-template-columns:130px 1fr;gap:20px;padding:22px 4px;border-bottom:1px solid var(--line);text-decoration:none}
.nl time{font-size:14px;color:var(--mute);letter-spacing:.08em}
.nl h3{font-size:18px}
.empty{padding:48px 24px;border:1px dashed #a9b6bf;text-align:center;color:var(--mute)}

/* footer */
.ft{background:var(--deep);color:#cfdce5;padding:clamp(48px,7vw,88px) 0 28px;font-size:14px}
.ft .cols{display:grid;grid-template-columns:minmax(0,1.4fr) repeat(2,minmax(0,1fr));gap:clamp(24px,5vw,64px)}
.ft .fl{filter:brightness(0) invert(1);height:40px;width:auto;margin-bottom:18px}
.ft h4{font:500 12px/1 var(--sans);letter-spacing:.24em;color:#7fd3f5;margin:0 0 18px}
.ft ul{list-style:none;margin:0;padding:0}
.ft li{margin-bottom:10px}
.ft a{text-decoration:none}.ft a:hover{color:#fff;text-decoration:underline}
.ft address{font-style:normal;line-height:1.9}
.ft .copy{margin-top:48px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);font-size:12px;color:#93a6b3;display:flex;gap:16px;flex-wrap:wrap;justify-content:space-between}

/* reveal */
.js .rv{opacity:0;transform:translateY(18px);transition:opacity .8s ease,transform .8s ease}
.js .rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.js .rv{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}.card,.card img{transition:none}}

@media (max-width:1080px){
  .hd{backdrop-filter:none;background:#fff}
  .nb{display:block}
  .nav{position:fixed;inset:68px 0 0 0;background:#fff;flex-direction:column;align-items:stretch;gap:0;padding:12px var(--pad) 40px;overflow:auto;transform:translateY(-8px);opacity:0;visibility:hidden;transition:.25s;margin:0}
  .nav.open{opacity:1;visibility:visible;transform:none}
  .nav a{font-size:17px;padding:18px 2px;border-bottom:1px solid var(--line)}
  .nav a::after{display:none}
  .nav .cta{margin-top:20px;text-align:center;border:0}
}
@media (max-width:820px){
  .two,.two.rev,.hall{grid-template-columns:minmax(0,1fr)}
  .hall.alt img{order:0}
  .acr{grid-template-columns:repeat(2,1fr)}
  .acr div:last-child{grid-column:1/-1}
  .tl li{grid-template-columns:1fr;gap:4px}
  .dl>div{grid-template-columns:1fr;gap:4px;padding:16px 2px}
  .rowlinks a{grid-template-columns:38px 1fr}
  .rowlinks .go{display:none}
  .ft .cols{grid-template-columns:1fr 1fr}.ft .cols>div:first-child{grid-column:1/-1}
  .nl li a{grid-template-columns:1fr;gap:4px}
  .rings{opacity:.16;right:-30px;width:56vw}
  .sdg li{grid-template-columns:64px 1fr}.sdg img{width:64px;height:64px}
}
@media (min-width:821px){.hero h1{font-size:clamp(34px,4.3vw,58px);max-width:calc(100% - 340px)}.hero .sub{max-width:min(34em,calc(100% - 360px))}}
.cards.four{grid-template-columns:repeat(4,minmax(0,1fr))}
@media (max-width:1000px){.cards.four{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.cards.four{grid-template-columns:minmax(0,1fr)}.hero h1{font-size:clamp(28px,8vw,36px)}}
.hero h1,.ph h1,.h2,.quote{text-wrap:balance}@media (min-width:821px){.hero h1{font-size:clamp(34px,3.9vw,54px)}}