:root{
  --bg:#ffffff; --ink:#111111; --muted:#666; --gold:#b1975b; --edge:#e9e6de;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Yu Gothic",Segoe UI,Roboto,Helvetica,Arial,"Noto Sans JP",sans-serif;color:var(--ink);background:var(--bg);line-height:1.7;letter-spacing:.02em}
.container{width:min(1120px,92%);margin-inline:auto}
.site-header{position:sticky;top:0;background:rgba(255,255,255,.95);backdrop-filter:saturate(180%) blur(6px);border-bottom:1px solid var(--edge);z-index:10}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:32px 0}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit}
.brand img{width:90px;height:auto;display:block}
.brand-text{display:flex;flex-direction:column}
.brand-text .jp{font-weight:700}
.brand-text .en{font-size:12px;color:var(--muted);letter-spacing:.12em}
.nav{display:flex;align-items:center;gap:16px}
.lang{font-size:14px}
.lang a{margin-left:8px;text-decoration:none;color:var(--muted)}
.lang a.active{color:var(--ink);font-weight:600}
.nav-toggle{display:none;border:1px solid var(--edge);background:#fff;padding:8px 12px;border-radius:6px}
.nav-list{display:flex;gap:20px;list-style:none;margin:0;padding:0}
.nav a{color:inherit;text-decoration:none;padding:10px 2px;border-bottom:2px solid transparent}
.nav a:hover{border-color:var(--gold)}
.hero{padding:72px 0 64px;background:linear-gradient(180deg,#fff, #faf8f3);border-bottom:1px solid var(--edge);text-align:center}
.hero h1{font-size:clamp(28px,4vw,44px);line-height:1.25;margin:0 0 10px}
.hero .thin{font-weight:400;color:var(--muted)}
.hero .strong{font-weight:800;color:var(--ink)}
.hero .lead{color:#333;margin:0 0 24px}
.cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-block;padding:12px 18px;border-radius:8px;text-decoration:none;border:1px solid var(--edge)}
.btn.primary{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn.ghost{color:var(--ink);background:#fff}
.btn:hover{opacity:.92}
.section{padding:56px 0}
.section.alt{background:#fcfbf8;border-top:1px solid var(--edge);border-bottom:1px solid var(--edge)}
.section h2{font-size:clamp(22px,3vw,28px);margin:0 0 20px;text-align:center}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.card{border:1px solid var(--edge);background:#fff;border-radius:12px;padding:18px}
.card h3{margin:0 0 8px;font-size:18px;color:var(--gold)}
.def{display:grid;grid-template-columns:1fr;gap:10px;margin:0}
.def div{display:grid;grid-template-columns:140px 1fr;gap:16px;padding:12px;border:1px solid var(--edge);border-radius:10px;background:#fff}
.def dt{color:var(--muted)}
.def dd{margin:0}
.offices{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}
.office{border:1px solid var(--edge);border-radius:12px;padding:16px;background:#fff}
.office h3{margin-top:0;color:var(--gold)}
.office .map{font-size:14px}
.joblist{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}
.job{border:1px solid var(--edge);border-radius:12px;padding:16px;background:#fff}
.job h3{margin:0 0 8px;color:var(--gold)}
.table{width:100%;border-collapse:collapse}
.table th,.table td{border:1px solid var(--edge);padding:10px;text-align:left}
.table th{background:#faf8f3}
.contact{margin-top:8px}
.contact .grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.contact label{display:flex;flex-direction:column;font-size:14px;gap:6px}
.contact input, .contact select, .contact textarea{padding:10px;border:1px solid var(--edge);border-radius:8px;font:inherit}
.contact .full{grid-column:1 / -1}
.contact button{margin-top:8px}
.site-footer{padding:28px 0;background:#111;color:#eee}
.footer-inner{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.footer-inner .small{color:#bbb;font-size:12px}
@media (max-width:860px){
  .nav-toggle{display:inline-block}
  .nav-list{display:none;flex-direction:column;gap:0;position:absolute;right:4%;top:60px;background:#fff;border:1px solid var(--edge);border-radius:10px;overflow:hidden}
  .nav-list.open{display:flex}
  .nav-list a{padding:12px 16px;border-bottom:1px solid var(--edge)}
  .nav-list a:last-child{border-bottom:none}
  .hero{padding-top:48px}
  .contact .grid{grid-template-columns:1fr}
}

/* Enlarged header adjustments */
.nav a{font-size:18px;padding:14px 4px;border-bottom:2px solid transparent}
.brand-text .jp{font-weight:700;font-size:20px}
.brand-text .en{font-size:14px;color:var(--muted);letter-spacing:.12em}