:root{
  --ink:#141817;
  --muted:#6b716f;
  --line:#e4e0d8;
  --paper:#f6f2ea;
  --white:#fff;
  --green:#0a3d34;
  --deep:#071f1c;
  --gold:#b7935b;
  --shadow:0 18px 60px rgba(16,24,22,.12);
  --serif:"Times New Roman","Yu Mincho","Hiragino Mincho ProN","Noto Serif JP",serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP","Hiragino Sans","Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);line-height:1.75;letter-spacing:.02em}
a{color:inherit;text-decoration:none} img{max-width:100%;display:block}
.site-header{position:fixed;z-index:50;top:0;left:0;right:0;height:82px;padding:0 clamp(20px,4vw,58px);display:flex;align-items:center;justify-content:space-between;background:rgba(246,242,234,.88);backdrop-filter:blur(14px);border-bottom:1px solid rgba(20,24,23,.08)}
.brand{display:flex;gap:14px;align-items:center}.brand img{width:44px;height:44px}.brand span{display:flex;flex-direction:column;line-height:1.1}.brand b{font-size:15px;letter-spacing:.08em}.brand small{font-size:10px;letter-spacing:.16em;color:var(--muted);margin-top:5px}
.global-nav{display:flex;gap:28px;align-items:center;font-size:12px;letter-spacing:.12em;text-transform:uppercase}.global-nav a{opacity:.78}.global-nav a:hover{opacity:1}.nav-cta{border:1px solid var(--ink);padding:10px 18px;opacity:1!important}
.hero{min-height:100vh;position:relative;display:flex;align-items:center;overflow:hidden;background:var(--deep)}.hero-image{position:absolute;inset:0;background:url('assets/osaka-full.jpg') center/cover no-repeat;transform:scale(1.02);filter:saturate(.92) contrast(1.02)}.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,22,19,.74),rgba(3,22,19,.34) 45%,rgba(3,22,19,.12)),linear-gradient(0deg,rgba(3,22,19,.42),transparent 45%)}
.hero-content{position:relative;z-index:2;width:min(1120px,88vw);margin:0 auto;color:#fff;padding-top:70px}.kicker,.label,.section-index{font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--gold);font-weight:600}.hero h1{font-family:var(--serif);font-size:clamp(46px,8.2vw,112px);line-height:1.05;letter-spacing:.04em;margin:18px 0 22px;font-weight:500;text-shadow:0 10px 30px rgba(0,0,0,.32)}.hero-lead{font-size:clamp(18px,2vw,25px);margin:0 0 8px}.hero-cn{max-width:680px;font-size:15px;color:rgba(255,255,255,.82);margin:0 0 34px}.hero-actions{display:flex;gap:14px;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;min-width:168px;padding:13px 20px;font-size:13px;letter-spacing:.1em}.button-light{background:#fff;color:var(--ink)}.button-outline{border:1px solid rgba(255,255,255,.65);color:#fff}.hero-vertical{position:absolute;right:36px;bottom:34px;z-index:2;color:rgba(255,255,255,.72);writing-mode:vertical-rl;letter-spacing:.18em;font-size:12px}
.container{width:min(1160px,88vw);margin:0 auto}.section{padding:110px 0}.section-tight{padding:0}.two-col{display:grid;grid-template-columns:220px 1fr;gap:70px}.intro-copy h2,.section-head h2,.split-text h2,.service-title h2,.representative-copy h2,.company-info h2,.contact-panel h2{font-family:var(--serif);font-weight:500;line-height:1.26;letter-spacing:.04em;margin:0;color:var(--ink)}.intro-copy h2{font-size:clamp(34px,4.6vw,62px);max-width:920px}.intro-copy p{max-width:820px;font-size:16px;color:#454b49}.cn{color:#7b7065;font-size:.94em}.section-index{color:var(--green)}
.visual-split{display:grid;grid-template-columns:1.07fr .93fr;min-height:720px;background:#fff}.split-photo img{width:100%;height:100%;object-fit:cover}.split-text{padding:clamp(50px,7vw,96px);display:flex;flex-direction:column;justify-content:center}.split-text h2{font-size:clamp(34px,4vw,56px);margin:16px 0 34px}.learning-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.learning-grid article{border-top:1px solid var(--line);padding:18px 0}.learning-grid b{display:block;color:var(--green);font-size:18px;margin-bottom:8px}.learning-grid span{font-size:13px;color:var(--muted)}
.section-head{max-width:820px;margin-bottom:52px}.section-head h2{font-size:clamp(32px,4.2vw,58px);margin:12px 0 16px}.section-head p{color:var(--muted);font-size:16px}.field-section{background:var(--paper)}.field-mosaic{display:grid;grid-template-columns:1.2fr .8fr;gap:24px}.field-panel{position:relative;min-height:370px;overflow:hidden;background:var(--deep);box-shadow:var(--shadow)}.field-panel.large{grid-row:span 2;min-height:764px}.field-panel img{width:100%;height:100%;object-fit:cover;opacity:.86;transition:transform .8s ease}.field-panel:hover img{transform:scale(1.04)}.field-panel:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(2,22,19,.76),rgba(2,22,19,.18) 70%)}.field-panel div{position:absolute;left:32px;right:32px;bottom:30px;color:#fff;z-index:2}.field-panel span{font-size:12px;color:#d8bf8b;letter-spacing:.22em}.field-panel h3{font-family:var(--serif);font-size:clamp(28px,3.2vw,48px);font-weight:500;line-height:1.2;margin:10px 0 12px}.field-panel p{margin:0;color:rgba(255,255,255,.82);font-size:14px}
.service-section{background:#fff}.service-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:80px}.service-title{position:sticky;top:120px;align-self:start}.service-title h2{font-size:clamp(44px,6vw,82px);margin:18px 0}.service-title p{color:var(--muted)}.service-list{border-top:1px solid var(--line)}.service-row{display:grid;grid-template-columns:70px 220px 1fr;gap:26px;padding:30px 0;border-bottom:1px solid var(--line);align-items:start}.service-row b{font-family:var(--serif);font-size:34px;color:#c8d0ca;font-weight:500;line-height:1}.service-row h3{margin:0;color:var(--green);font-size:20px}.service-row p{margin:0;color:#555c59;font-size:14px}
.program-section{background:#f7f5f0}.program-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.program-cards article{background:#fff;box-shadow:var(--shadow);overflow:hidden}.program-cards img{width:100%;height:250px;object-fit:cover}.program-cards div{padding:28px}.program-cards span{font-family:var(--serif);font-size:42px;color:#c6cfc8}.program-cards h3{font-size:22px;color:var(--green);margin:6px 0 12px}.program-cards p{margin:0;color:var(--muted);font-size:14px}
.representative-section{background:#fff}.representative-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:74px;align-items:center}.portrait-photo{height:620px;overflow:hidden}.portrait-photo img{width:100%;height:100%;object-fit:cover}.representative-copy h2{font-size:clamp(36px,5vw,68px);margin:18px 0 26px}.representative-copy p{color:#4e5653;max-width:680px}
.company-section{background:var(--deep);color:#fff}.company-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:60px}.company-info h2,.contact-panel h2{color:#fff;font-size:clamp(32px,4.5vw,60px);margin:16px 0 28px}.company-info dl{margin:0;border-top:1px solid rgba(255,255,255,.18)}.company-info dl div{display:grid;grid-template-columns:140px 1fr;gap:24px;border-bottom:1px solid rgba(255,255,255,.18);padding:18px 0}.company-info dt{color:rgba(255,255,255,.62);font-size:13px}.company-info dd{margin:0}.company-info small{color:rgba(255,255,255,.62)}.contact-panel{background:url('assets/osaka-night.jpg') center/cover no-repeat;position:relative;min-height:560px;padding:42px;display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden}.contact-panel:before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(2,18,20,.86),rgba(2,18,20,.22))}.contact-panel>*{position:relative;z-index:2}.contact-panel p{color:rgba(255,255,255,.78)}.mail,.web{display:block;font-size:18px;letter-spacing:.02em;margin-top:12px;color:#fff}.web{font-size:14px;color:rgba(255,255,255,.68)}
.site-footer{padding:28px clamp(22px,4vw,58px);display:flex;justify-content:space-between;gap:30px;background:#061714;color:rgba(255,255,255,.55);font-size:12px}.site-footer div:last-child{max-width:720px;text-align:right}.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}.reveal.on{opacity:1;transform:none}
@media (max-width:980px){.global-nav{display:none}.site-header{height:72px}.hero-content{width:88vw}.two-col,.visual-split,.field-mosaic,.service-layout,.representative-grid,.company-grid{grid-template-columns:1fr}.section{padding:76px 0}.split-text{padding:64px 6vw}.field-panel.large{min-height:500px}.field-panel{min-height:360px}.service-title{position:static}.service-row{grid-template-columns:56px 1fr}.service-row p{grid-column:2}.program-cards{grid-template-columns:1fr}.portrait-photo{height:440px}.site-footer{display:block}.site-footer div:last-child{text-align:left;margin-top:10px}.hero-vertical{display:none}}
@media (max-width:620px){.brand b{font-size:13px}.brand small{font-size:9px}.brand img{width:38px;height:38px}.hero h1{font-size:42px}.hero-lead{font-size:17px}.learning-grid{grid-template-columns:1fr}.service-row{grid-template-columns:1fr;gap:6px}.service-row p{grid-column:1}.company-info dl div{grid-template-columns:1fr}.field-panel div{left:22px;right:22px;bottom:24px}.contact-panel{padding:28px;min-height:470px}}