:root{
  --main:#009490;--main-soft:#dff1f0;--main-deep:#007e7a;
  --accent:#ea6e8e;--accent-soft:#fbe5eb;
  --bg1:#f4f6f8;
  --ink:#1a232e;
  --gray:#5a6573;--line:#e1e6ea
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;color:var(--ink);background:#ffffff;line-height:1.9;font-feature-settings:"palt";-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

/* NAV */
.nav{position:sticky;top:0;background:#ffffff;z-index:100;transition:box-shadow .3s,border-color .3s;border-bottom:1px solid transparent}
.nav.scrolled{box-shadow:0 4px 18px -8px rgba(20,40,40,.18);border-bottom-color:var(--line)}
.nav-in{max-width:1280px;margin:0 auto;padding:18px 32px;display:flex;justify-content:space-between;align-items:center;gap:32px}
.logo img{height:52px}
.nav-r{display:flex;align-items:center;gap:36px;margin-left:auto}
.menu{display:flex;gap:36px;font-size:14px;font-weight:600;letter-spacing:.03em}
.menu a{position:relative;padding:6px 0 8px}
.menu a::before{content:"";position:absolute;left:0;right:0;bottom:0;height:1.5px;background:var(--main);opacity:.45}
.menu a:hover{color:var(--main)}
.menu a.current{color:var(--main)}
.menu a.current::before{opacity:1}
.cta-nav{background:var(--main);color:#fff;padding:13px 28px;border-radius:999px;font-size:12.5px;font-weight:700;box-shadow:0 6px 16px -8px rgba(0,148,144,.45)}

.crumb{max-width:1280px;margin:0 auto;padding:18px 32px 0;font-size:11.5px;color:var(--gray)}
.crumb span{margin:0 8px;opacity:.5}

.page-strip{padding:24px 32px 14px;background:#fff;text-align:center}
.page-strip p.tag{font-size:12px;color:var(--accent);letter-spacing:.2em;font-weight:800;margin-bottom:12px}
.page-strip h1{font-size:clamp(32px,4.2vw,52px);font-weight:900;letter-spacing:.01em}
.page-strip h1 em{font-style:normal;color:var(--main)}

.b-wrap{display:grid;grid-template-columns:220px 1fr;max-width:1280px;margin:0 auto;padding:8px 32px 0;gap:64px;position:relative}
.b-toc{position:sticky;top:96px;height:fit-content;align-self:start;padding:32px 0}
.b-toc-label{font-size:10px;color:var(--gray);letter-spacing:.2em;font-weight:800;margin-bottom:18px}
.b-toc ul{list-style:none;padding-left:0;border-left:1px solid var(--line)}
.b-toc li{position:relative}
.b-toc li a{display:block;padding:11px 0 11px 20px;font-size:12.5px;color:var(--gray);font-weight:600;letter-spacing:.03em;border-left:2px solid transparent;margin-left:-1px;transition:color .25s,border-color .25s,padding-left .25s}
.b-toc li a:hover,.b-toc li a.active{color:var(--main);border-left-color:var(--main);padding-left:28px}

.b-content{padding:8px 0 80px}
.b-sec{padding:48px 0;border-bottom:1px solid var(--line)}
.b-sec:last-child{border-bottom:none}
.b-sec-head{margin-bottom:24px}
.b-sec-en{font-size:11px;color:var(--accent);letter-spacing:.2em;font-weight:800;margin-bottom:8px}
.b-sec h2{font-size:clamp(26px,3.2vw,36px);font-weight:800;letter-spacing:.01em}
.b-sec h2 em{font-style:normal;color:var(--main)}
.b-sec p.body{font-size:14.5px;color:var(--ink);line-height:2.1;margin-bottom:20px}
.b-sec p.body.muted{color:var(--gray)}

/* Greeting */
.b-greet{display:grid;grid-template-columns:1fr 280px;gap:48px;align-items:start}
.b-greet-text p{font-size:14.5px;color:var(--ink);line-height:2.1;margin-bottom:14px}
.b-greet-text p:last-child{margin-bottom:0}
.b-greet-aside{position:sticky;top:96px;display:flex;flex-direction:column;align-items:center;gap:14px}
.b-greet-photo{width:100%;aspect-ratio:4/5;overflow:hidden;background:#f4f6f8;border:1px solid var(--line);position:relative}
.b-greet-photo img{width:100%;height:100%;object-fit:cover;object-position:top}
.b-greet-cap{position:absolute;bottom:14px;left:0;background:rgba(255,255,255,.95);padding:7px 11px;backdrop-filter:blur(8px)}
.b-greet-cap .label{font-size:8px;color:var(--main);font-weight:700;letter-spacing:.15em;margin-bottom:2px}
.b-greet-cap .ttl{font-size:10.5px;font-weight:800;color:var(--ink);line-height:1.35}
.b-greet-sig{height:88px;margin-top:6px}

/* ASIL Way redesigned (no image, full text) */
.b-aw-intro{background:#fff;border:1px solid var(--line);border-radius:12px;padding:28px 32px;margin:24px 0 36px}
.b-aw-intro p{font-size:15px;line-height:2.05;color:var(--ink)}
.b-aw-intro p + p{margin-top:14px}
.b-sec:nth-child(even) .b-aw-intro{background:#fff}

.b-aw-section{margin-bottom:28px;position:relative;padding:28px 32px;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}
.b-aw-section::before{content:"";position:absolute;left:0;top:0;width:4px;height:100%;background:var(--main)}
.b-aw-section.vision::before{background:var(--accent)}
.b-aw-section.value::before{background:linear-gradient(180deg,var(--main),var(--accent))}
.b-aw-head{display:flex;align-items:baseline;gap:14px;margin-bottom:14px}
.b-aw-en{font-size:24px;font-weight:900;color:var(--main);letter-spacing:.01em}
.b-aw-section.vision .b-aw-en{color:var(--accent)}
.b-aw-section.value .b-aw-en{background:linear-gradient(90deg,var(--main),var(--accent));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.b-aw-jp{font-size:13px;color:var(--gray);font-weight:700;letter-spacing:.02em}
@media(max-width:840px){
  .b-aw-head{gap:8px;flex-wrap:nowrap;align-items:baseline}
  .b-aw-en{font-size:22px;flex-shrink:0}
  .b-aw-jp{font-size:12px;letter-spacing:0;white-space:nowrap;min-width:0}
}
@media(max-width:480px){
  .b-aw-en{font-size:20px}
  .b-aw-jp{font-size:11px}
}
.b-aw-body{font-size:15px;color:var(--ink);line-height:2;font-weight:500}

/* Value 4 letters A-S-I-L */
.b-aw-letters{margin-top:18px;display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.b-aw-letter{background:#f7faf9;border:1px solid var(--line);border-radius:10px;padding:18px 16px;position:relative;overflow:hidden}
.b-aw-letter-row{display:flex;align-items:baseline;gap:10px;margin-bottom:8px}
.b-aw-letter-big{font-size:28px;font-weight:900;color:var(--main);line-height:1;font-family:Helvetica,Arial,sans-serif}
.b-aw-letter:nth-child(2) .b-aw-letter-big{color:#1ba89e}
.b-aw-letter:nth-child(3) .b-aw-letter-big{color:#5a98a5}
.b-aw-letter:nth-child(4) .b-aw-letter-big{color:var(--accent)}
.b-aw-letter-word{font-size:13px;font-weight:800;color:var(--ink);letter-spacing:.01em}
.b-aw-letter-desc{font-size:12px;color:var(--gray);line-height:1.75}

/* Basic info table */
.b-table{width:100%;border-collapse:collapse;margin-top:8px}
.b-table tr{border-bottom:1px solid var(--line)}
.b-table th{text-align:left;padding:16px 18px 16px 0;width:140px;font-size:11.5px;color:var(--gray);font-weight:700;letter-spacing:.05em;vertical-align:top}
.b-table td{padding:16px 0;font-size:13.5px;color:var(--ink);line-height:1.85}
.b-table td .sub-list{font-size:12.5px;color:var(--gray);line-height:1.8;margin-top:2px}
.b-table td a{color:var(--main);border-bottom:1px solid var(--main);padding-bottom:1px}

/* History timeline — 2-column compact with hanging indent */
.b-history{display:grid;grid-template-columns:1fr 1fr;grid-auto-flow:column;grid-template-rows:repeat(13,auto);gap:0 32px;margin-top:16px;position:relative}
/* Desktop: continuous line at column 1 and 2 */
.b-history::before{content:"";position:absolute;left:9px;top:0;bottom:0;width:2px;background:rgba(0,148,144,.55);transform:translateX(-50%);z-index:1;pointer-events:none}
.b-history::after{content:"";position:absolute;left:calc(50% + 16px + 9px);top:0;bottom:0;width:2px;background:rgba(0,148,144,.55);transform:translateX(-50%);z-index:1;pointer-events:none}
.hist-decade{display:contents}
.hist-items{display:contents}
.hist-decade-toggle{display:none}
.b-h-item{display:grid;grid-template-columns:72px 1fr;gap:8px;align-items:start;position:relative;padding:8px 0 8px 24px;font-size:12.5px;line-height:1.6}
.b-h-item::before{content:"";position:absolute;left:9px;top:13px;width:8px;height:8px;background:#fff;border:2px solid var(--main);border-radius:50%;z-index:3;transform:translateX(-50%)}
.b-h-item.major::before{background:#fff;border-color:var(--main)}
.b-h-item.group::before{background:#fff;border-color:var(--main)}
.b-h-y{font-weight:800;color:var(--main);letter-spacing:.04em;font-feature-settings:"tnum";font-size:11.5px;align-self:start;padding-top:1px;white-space:nowrap}
.b-h-item.group .b-h-y{color:var(--main)}
.b-h-t{color:var(--ink);font-size:12.5px;align-self:start}

/* Org chart — SVGで原画像構造を忠実に再現、沿革と同程度のコンパクトサイズ */
.b-org{margin-top:14px;padding:16px 12px;background:rgba(222,229,231,0.4);border-radius:10px;overflow-x:auto;text-align:center;border:1px solid rgba(197,208,211,0.6)}
.b-org-svg{display:inline-block;max-width:780px;width:100%;height:auto}
.b-org-notes{max-width:780px;margin:10px auto 0;font-size:11px;color:#4d5b60;line-height:1.7;text-align:left;padding-left:4px}
.b-org-notes span{margin-right:14px;white-space:nowrap}
.b-sec:nth-child(even) .b-org{background:rgba(222,229,231,0.4)}

/* Group section — 説明・構造図・4社カードを単一フレームに統合 */
.b-group-frame{margin-top:18px;padding:28px;background:#fff;border:1px solid var(--line);border-radius:14px}
.b-sec:nth-child(even) .b-group-frame{background:#fff}
.b-group-frame > .b-group-intro{margin:0 0 20px;padding:0;background:none;border:none;border-radius:0}
.b-group-frame > .b-group-intro h3{font-size:18px;font-weight:800;color:var(--main);margin-bottom:8px}
.b-group-frame > .b-group-intro p{font-size:13.5px;color:var(--ink);line-height:1.9}

/* GROUP STRUCTURE ラベル */
.b-group-label{font-size:10.5px;color:var(--accent);letter-spacing:.2em;font-weight:800;margin:24px 0 14px;padding-top:18px;border-top:1px dashed var(--line)}

/* ハブ図とカード詳細を1図に統合した Integrated Hub */
.b-hub-integrated{display:grid;grid-template-columns:140px 80px 1fr;grid-template-rows:repeat(5,1fr);row-gap:14px;column-gap:0;background:transparent;border:none;border-radius:0;padding:24px 0 0;margin-top:0;position:relative}
.b-hub-integrated .hub-parent{grid-column:1;grid-row:3;background:var(--main);color:#fff;border-radius:10px;display:flex;flex-direction:column;align-items:center;justify-content:center;font-family:"Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;font-weight:900;padding:16px 10px;box-shadow:0 8px 22px -12px rgba(0,148,144,.55)}
.b-hub-integrated .hub-parent .name{font-size:26px;letter-spacing:4px}
.b-hub-integrated .hub-lines-wrap{grid-column:2;grid-row:1 / span 5;position:relative;min-width:70px}
.b-hub-integrated .hub-lines{position:absolute;inset:0;width:100%;height:100%;display:block}
.b-hub-integrated .hub-cards{display:contents}
.b-hub-integrated .hub-card{grid-column:3;display:grid;grid-template-columns:130px 1fr;gap:18px;background:#fff;border:1px solid var(--line);border-left:6px solid var(--c);border-radius:10px;padding:14px 20px;align-items:center;min-height:96px}
.b-hub-integrated .hub-card.affiliate{background:#fdfcfb}
.b-hub-integrated .hub-logo{display:flex;align-items:center;justify-content:center;background:none;border:none;padding:0;height:auto;min-height:60px}
.b-hub-integrated .hub-logo img{max-width:100%;width:auto;height:auto;object-fit:contain}
/* 各社ロゴを本来のアスペクト比・サイズ感で表示 */
.b-hub-integrated .hub-card[style*="0060b0"] .hub-logo img{max-height:66px}   /* MRI ratio 1.6 */
.b-hub-integrated .hub-card[style*="0068b8"] .hub-logo img{max-height:56px}   /* マイカ ratio 2.0 */
.b-hub-integrated .hub-card[style*="c81018"] .hub-logo img{max-height:56px}   /* VOID ratio 1.9 */
.b-hub-integrated .hub-card[style*="e09020"] .hub-logo img{max-height:34px}   /* ROBOTIX ratio 3.9 */
.b-hub-integrated .hub-card[style*="e00010"] .hub-logo img{max-height:44px}   /* WRI ratio 2.3 (据置) */
.b-hub-integrated .hub-info{min-width:0}
.b-hub-integrated .hub-info h4{font-size:16px;font-weight:800;margin-bottom:4px;line-height:1.3}
.b-hub-integrated .hub-info h4 a{color:var(--ink);text-decoration:none}
.b-hub-integrated .hub-info h4 a:hover{color:var(--c)}
.b-hub-integrated .hub-info .tagline{font-size:12px;color:var(--c);font-weight:700;margin-bottom:5px;letter-spacing:.02em}
.b-hub-integrated .hub-info .desc{font-size:12.5px;color:var(--gray);line-height:1.75}
.hub-group-label{display:none}
@media(max-width:720px){
  .b-hub-integrated{grid-template-columns:1fr;grid-template-rows:auto;gap:8px;padding:12px 0 0}
  .b-hub-integrated .hub-parent{grid-column:1;grid-row:auto;padding:10px;position:relative;margin-bottom:0}
  .b-hub-integrated .hub-parent::after{display:none}
  .b-hub-integrated .hub-parent .name{font-size:22px}
  .b-hub-integrated .hub-lines-wrap{display:none}
  .b-hub-integrated .hub-cards{grid-column:1;display:flex;flex-direction:column;gap:8px;position:relative;padding-left:18px;border-left:2px solid var(--main)}
  .b-hub-integrated .hub-card{grid-column:1;grid-template-columns:auto 1fr;grid-auto-rows:auto;gap:6px 12px;padding:14px 14px 12px;position:relative}
  .b-hub-integrated .hub-card::before{content:"";position:absolute;left:-18px;top:26px;width:16px;height:2px;background:var(--c)}
  .b-hub-integrated .hub-card .hub-logo{grid-column:1;grid-row:1;align-self:center;min-height:auto;width:auto;max-width:80px}
  .b-hub-integrated .hub-card .hub-logo img{max-height:36px!important;max-width:80px}
  .b-hub-integrated .hub-card .hub-info{display:contents}
  .b-hub-integrated .hub-card .hub-info h4{grid-column:2;grid-row:1;align-self:center;font-size:14px;margin:0}
  .b-hub-integrated .hub-card .hub-info .tagline{grid-column:1 / -1;grid-row:2;margin:4px 0 2px;font-size:12px;color:var(--c);font-weight:700}
  .b-hub-integrated .hub-card .hub-info .desc{grid-column:1 / -1;grid-row:3;font-size:12px;color:var(--gray);line-height:1.7}
  .hub-group-label{display:block;font-size:11px;font-weight:800;letter-spacing:.14em;color:var(--main);margin:8px 0 4px -18px;padding-left:18px;position:relative;background:#fff}
  .hub-group-label::before{content:"■";margin-right:6px;color:var(--main)}
  .hub-group-label.affiliate{color:var(--accent)}
  .hub-group-label.affiliate::before{color:var(--accent)}
  .b-hub-integrated .hub-cards > .hub-group-label:first-child{margin-top:0}
}
/* グループ関係性ハブ図 — ASIL中心から4社へ直線で放射 */
.b-group-hub{margin:0 0 8px;padding:8px 0}
.b-hub-svg{width:100%;height:auto;max-width:920px;margin:0 auto;display:block}

.b-group-list{display:flex;flex-direction:column;gap:12px;margin-top:24px;padding-top:20px;border-top:1px dashed var(--line)}
.b-g-row{display:grid;grid-template-columns:200px 1fr;gap:32px;background:#fcfcfb;border:1px solid var(--line);border-radius:10px;padding:20px 24px;align-items:center}
.b-g-row.affiliate{border-color:var(--accent-soft)}
.b-g-logo{display:flex;align-items:center;justify-content:center;min-height:90px;background:#ffffff;border-radius:8px;padding:14px;border:1px solid var(--line)}
.b-g-logo img{max-width:160px;max-height:70px;width:auto;height:auto;object-fit:contain}
.b-g-body h4{font-size:17px;font-weight:800;margin-bottom:4px}
.b-g-body .tagline{font-size:12.5px;color:var(--main);font-weight:700;margin-bottom:8px}
.b-g-row.affiliate .tagline{color:var(--accent)}
.b-g-body p{font-size:13px;color:var(--gray);line-height:1.85}

/* CTA — 立幅半分（標準化） */
.b-cta{background:var(--main);color:#fff;padding:40px 32px;text-align:center;margin-top:60px}
.b-cta h3{font-size:20px;font-weight:800;margin-bottom:8px}
.b-cta p{opacity:.9;font-size:13px;margin-bottom:18px}
.b-cta a{display:inline-block;background:#fff;color:var(--main);padding:12px 32px;border-radius:999px;font-weight:700;font-size:13px}

/* Footer */
/* 主要お取引先 */
.b-clients{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:24px}
@media(max-width:840px){.b-clients{grid-template-columns:1fr;gap:20px}}
.b-clients-block{background:#fff;border:1px solid var(--line);border-radius:8px;padding:28px 32px}
.b-clients-hd{margin-bottom:22px;padding-bottom:18px;border-bottom:1px solid var(--line)}
.b-clients-tag{display:flex;align-items:center;gap:10px;font-size:10.5px;font-weight:700;letter-spacing:.22em;color:var(--main);margin:0 0 8px}
.b-clients-block.private .b-clients-tag{color:var(--accent)}
.b-clients-tag .num{font-family:'Helvetica Neue',Arial,sans-serif;font-weight:800;font-size:11px}
.b-clients-tag::after{content:"";flex:1;height:1px;background:linear-gradient(90deg,currentColor 0%,transparent 100%);opacity:.3}
.b-clients-ttl{font-size:16px;font-weight:800;color:#0b1620;margin:0;line-height:1.4}
.b-clients-list{display:grid;grid-template-columns:1fr 1fr;gap:0 20px;list-style:none;padding:0;margin:0}
.b-clients-list.col-flow{grid-auto-flow:column;grid-template-rows:repeat(var(--rows,13),auto)}
.b-clients-list li{padding:5px 0;font-size:12.5px;color:var(--ink);line-height:1.35;font-weight:500;border-bottom:1px dotted #e6ecf0;display:flex;align-items:flex-start;gap:9px}
.b-clients-list li::before{content:"";flex-shrink:0;width:4px;height:4px;background:#cdd5db;border-radius:50%;margin-top:6px}
@media(max-width:840px){
  .b-clients-block{padding:18px 14px}
  .b-clients-list{grid-template-columns:1fr 1fr;gap:0 10px}
  .b-clients-list li{gap:5px;font-size:11.5px;padding:4px 0}
  .b-clients-list li::before{width:3px;height:3px;margin-top:6px}
}
.b-clients-foot{margin-top:18px;font-size:11px;color:var(--gray);text-align:right}

footer{background:#ffffff;color:var(--ink);padding:60px 32px 28px;border-top:4px solid var(--main);position:relative}
footer::before{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(90deg,var(--main),var(--accent));opacity:.85}
.f-in{max-width:1280px;margin:0 auto 36px;display:grid;grid-template-columns:1.2fr 2fr;gap:64px;align-items:start}
.f-l img{height:36px;margin-bottom:18px}
.f-d{font-size:12.5px;color:var(--gray);line-height:1.85}
.f-links-wrap{display:flex;flex-direction:column;gap:18px}
.f-links-label{font-size:10.5px;color:var(--main);font-weight:800;letter-spacing:.2em}
.f-links{display:flex;flex-wrap:wrap;gap:14px 28px}
.f-links a{font-size:12.5px;color:var(--ink);font-weight:600}
.f-links a:hover{color:var(--main)}
.cp{max-width:1280px;margin:0 auto;border-top:1px solid var(--line);padding-top:20px;text-align:center;font-size:10.5px;color:var(--gray);letter-spacing:.08em}

/* Scroll-to-top button (共通) */
.to-top{position:fixed;right:24px;bottom:24px;width:48px;height:48px;border-radius:50%;background:var(--main);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 20px -6px rgba(0,148,144,.4);opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .3s,visibility .3s,transform .3s,background .25s;z-index:200;font-size:0}
.to-top.visible{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--main-deep);transform:translateY(-2px)}
.to-top svg{width:18px;height:18px;stroke:#fff;stroke-width:2.5;fill:none;stroke-linecap:round;stroke-linejoin:round}

@media(max-width:840px){
  .to-top{display:none!important}
}

@media(max-width:840px){
  .b-wrap{grid-template-columns:1fr;padding:0 24px;gap:24px}
  .b-table th{width:1%;white-space:nowrap;padding:12px 10px 12px 0;font-size:11px;letter-spacing:0}
  .b-table td{padding:12px 0;font-size:12.5px}
  .b-table td .sub-list{font-size:11.5px}
  .b-toc{position:static;padding:0;border-bottom:1px solid var(--line)}
  .b-toc-label{margin:0;font-size:11px;display:flex;align-items:center;justify-content:space-between;cursor:pointer;background:var(--bg1);padding:14px;border-radius:4px}
  .b-toc-label::after{content:"▼";font-size:10px;color:var(--main);transition:transform .25s}
  .b-toc[aria-expanded="false"] .b-toc-label::after{transform:rotate(-90deg)}
  .b-toc[aria-expanded="false"] ul{max-height:0;overflow:hidden;border-left:none;opacity:0;padding:0;margin:0}
  .b-toc ul{transition:max-height .3s ease,opacity .25s;max-height:600px;opacity:1;margin-top:8px}
  .b-toc li a{padding:13px 0 13px 18px;font-size:13px}
  .b-greet{grid-template-columns:1fr}
  .b-greet-aside{position:static;max-width:100%;margin:0}
  .b-greet-photo{max-width:240px;align-self:center}
  .b-greet-sig{align-self:flex-end}
  .b-aw-letters{grid-template-columns:1fr 1fr}
  .b-history{display:block;grid-template-columns:none;position:relative}
  .b-history::before{content:"";position:absolute;left:9px;top:0;bottom:0;width:2px;background:rgba(0,148,144,.55);z-index:1;pointer-events:none;transform:translateX(-50%)}
  .b-history::after{display:none}
  .hist-decade{display:block;margin:6px 0;border:1px solid rgba(0,148,144,.4);border-radius:6px;background:#fff;position:relative;z-index:2}
  .hist-decade-toggle{display:flex;width:100%;align-items:center;justify-content:space-between;padding:10px 14px;background:none;border:none;cursor:pointer;font-size:13px;font-weight:500;color:var(--ink);letter-spacing:.02em}
  .hist-decade-label{flex:1;text-align:left}
  .hist-arrow{font-size:11px;color:var(--main);transition:transform .25s}
  .hist-decade-toggle[aria-expanded="true"] .hist-arrow{transform:rotate(180deg)}
  .hist-items{display:none;padding:10px 14px 12px;border-top:1px solid rgba(0,148,144,.4);background:#fff}
  .hist-decade-toggle[aria-expanded="true"] + .hist-items{display:block}
  .b-h-item{padding:6px 0 6px 20px;font-size:12.5px;position:relative}
  .b-h-item::before{z-index:3}
  .hist-items .b-h-item{padding-left:12px}
  .hist-items .b-h-item::before,.hist-items .b-h-item::after{display:none}
  .b-history > .b-h-item::after{display:none}
  .b-h-item:nth-child(13)::after{display:block}
  .b-org-main{grid-template-columns:1fr}
  .b-org-left{margin-bottom:14px}
  .b-org-branch{grid-template-columns:1fr;gap:6px}
  .b-org-branch::before{display:none}
  .b-org-right::before{display:none}
  .b-org-children::before{display:none}
  .b-org-children .b-org-box::before{display:none}
  .b-g-row{grid-template-columns:1fr;gap:16px}
  .menu{display:none}
  .f-in{grid-template-columns:1fr;gap:32px}
}
.menu-top-mobile{display:none}
@media(max-width:840px){.menu-top-mobile{display:block;color:var(--main)!important;font-weight:800;background:var(--main-soft,#dff1f0);padding:14px 16px!important;margin:-12px -12px 4px;border-radius:4px}.menu-top-mobile::before{display:none!important}}
.org-box{fill:#009490}
            .org-text{fill:#fff;font-family:"Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;font-weight:700;font-size:14px}
            .org-mark{fill:#fff;font-family:"Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;font-weight:700;font-size:10px;opacity:.85}
            .org-line{stroke:#2b3636;stroke-width:2;fill:none}
          
/* Responsive: hamburger menu */
.menu-toggle{display:none}
@media(max-width:840px){
  .nav-in{flex-wrap:wrap}
  .menu-toggle{display:flex;flex-direction:column;justify-content:center;gap:5px;width:32px;height:32px;background:none;border:none;cursor:pointer;padding:0;margin-left:auto}
  .menu-toggle span{display:block;width:24px;height:2px;background:var(--ink);transition:transform .3s,opacity .3s}
  .menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
  .menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .nav-r{display:none;width:100%;flex-direction:column;gap:0;align-items:stretch;padding:12px 0 4px;border-top:1px solid var(--line);margin-top:14px;margin-left:0}
  .nav-r.open{display:flex}
  .menu{display:flex;flex-direction:column;gap:0;width:100%}
  .menu a{padding:14px 0;border-bottom:1px solid var(--line)}
  .menu a::before{display:none}
  .cta-nav{margin-top:12px;text-align:center;padding:13px 20px;align-self:stretch}
}