:root{
  --bg:#f4f1ea;
  --paper:#fbfaf7;
  --ink:#172022;
  --muted:#647073;
  --line:rgba(23,32,34,.13);
  --accent:#b98244;
  --accent-dark:#7f5526;
  --dark:#132022;
  --white:#fff;
  --shadow:0 20px 60px rgba(28,35,37,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;color:var(--ink);background:var(--paper);line-height:1.75}
a{color:inherit;text-decoration:none}
.container{width:min(1120px,calc(100% - 40px));margin:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(251,250,247,.9);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.header-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:flex;align-items:center;gap:12px;font-weight:700;letter-spacing:.02em}
.brand-mark{width:42px;height:42px;display:grid;place-items:center;border:1px solid var(--ink);font-family:Georgia,serif;font-size:14px}
.brand-text{font-size:20px;line-height:1.05}.brand-text span{display:block;font-size:10px;font-weight:500;margin-top:5px;letter-spacing:.08em}
.nav{display:flex;align-items:center;gap:26px;font-size:14px}.nav a{opacity:.82}.nav a:hover{opacity:1}
.nav-cta{padding:11px 17px;border:1px solid var(--ink)}
.menu-toggle{display:none;background:none;border:0;font-size:28px}
.hero{position:relative;overflow:hidden;padding:105px 0 110px;background:linear-gradient(135deg,#f8f5ee 0%,#ece6da 100%)}
.hero-bg{position:absolute;border-radius:50%;filter:blur(1px)}.hero-bg-1{width:520px;height:520px;right:-180px;top:-170px;background:rgba(185,130,68,.12)}.hero-bg-2{width:340px;height:340px;left:-160px;bottom:-160px;background:rgba(19,32,34,.06)}
.hero-grid{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:80px;align-items:center}
.eyebrow{margin:0 0 18px;font-size:12px;letter-spacing:.2em;font-weight:700;color:var(--accent-dark)}
.hero h1,.section h2,.contact h2{margin:0;line-height:1.18;letter-spacing:-.035em;font-family:Georgia,"Yu Mincho",serif;font-weight:500}.hero h1{font-size:clamp(48px,6vw,78px)}.hero h1 span{color:var(--accent-dark)}
.hero-lead{max-width:650px;margin:28px 0 0;font-size:18px;color:#465052}
.hero-actions{display:flex;gap:14px;margin-top:36px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 24px;border:1px solid var(--ink);font-size:14px;font-weight:700;transition:.25s}.button:hover{transform:translateY(-2px)}.button.primary{background:var(--dark);color:white;border-color:var(--dark)}.button.ghost{background:transparent}.button.big{min-height:58px;padding:0 30px}
.hero-panel{display:grid;grid-template-columns:1fr 1fr;gap:14px}.hero-card{background:rgba(255,255,255,.78);border:1px solid rgba(255,255,255,.75);box-shadow:var(--shadow);padding:24px}.hero-card.large{grid-column:1/-1;padding:34px}.hero-card strong{display:block;font-family:Georgia,serif;font-size:25px}.hero-card.large strong{font-size:34px}.hero-card p,.hero-card span{color:var(--muted);font-size:14px}.card-label{display:block!important;color:var(--accent-dark)!important;font-size:10px!important;letter-spacing:.18em;margin-bottom:12px}
.section{padding:105px 0}.section-muted{background:var(--bg)}.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:100px}.section h2,.contact h2{font-size:clamp(34px,4vw,52px)}.about-copy{font-size:17px;color:#445052}.about-copy p:first-child{margin-top:0}.about-copy p{margin:0 0 20px}
.section-head{display:flex;justify-content:space-between;gap:60px;align-items:end;margin-bottom:48px}.section-head>p{max-width:520px;color:var(--muted);margin:0}
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.service-card{background:var(--paper);border:1px solid var(--line);padding:34px;min-height:280px}.service-no{font-family:Georgia,serif;color:var(--accent);font-size:13px}.service-card h3{margin:60px 0 13px;font-size:22px}.service-card p{margin:0;color:var(--muted);font-size:15px}
.approach-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:100px;align-items:center}.approach-visual{position:relative;width:min(460px,100%);aspect-ratio:1;margin:auto;border-radius:50%;background:#eef1f2;isolation:isolate}.orbit{position:absolute;border-radius:50%;pointer-events:none}.orbit-outer{inset:15%;border:1px solid rgba(73,139,157,.35)}.orbit-inner{inset:29%;border:1px solid rgba(185,130,68,.40)}.orbit-center{position:absolute;left:50%;top:50%;width:25%;aspect-ratio:1;transform:translate(-50%,-50%);border-radius:50%;background:var(--dark);color:white;display:grid;place-items:center;text-align:center;line-height:1.03;font-family:Georgia,serif;font-size:clamp(20px,2.2vw,28px);box-shadow:0 12px 28px rgba(19,32,34,.14);z-index:3}.orbit-tag{position:absolute;z-index:4;background:var(--paper);border:1px solid var(--line);padding:8px 14px;font-size:13px;font-weight:700;line-height:1.2;white-space:nowrap;box-shadow:0 8px 18px rgba(28,35,37,.04)}.tag-top{left:50%;top:13%;transform:translate(-50%,-50%)}.tag-right{right:13%;top:50%;transform:translate(50%,-50%)}.tag-bottom{left:50%;bottom:13%;transform:translate(-50%,50%)}.tag-left{left:13%;top:50%;transform:translate(-50%,-50%)}
.approach-copy>p:not(.eyebrow){color:var(--muted);font-size:17px}.principles{margin-top:35px;border-top:1px solid var(--line)}.principles div{display:grid;grid-template-columns:55px 1fr;padding:18px 0;border-bottom:1px solid var(--line)}.principles strong{color:var(--accent-dark);font-family:Georgia,serif}.principles span{font-weight:700}
.section-dark{background:var(--dark);color:white}.eyebrow.light{color:#d8b78f}.company-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:90px}.company-list{margin:0}.company-list div{display:grid;grid-template-columns:150px 1fr;padding:18px 0;border-bottom:1px solid rgba(255,255,255,.16)}.company-list dt{color:#aeb7b8;font-size:13px}.company-list dd{margin:0}.company-list a{text-decoration:underline;text-underline-offset:4px}
.contact{padding:85px 0;background:#e9e1d4}.contact-inner{display:flex;align-items:center;justify-content:space-between;gap:50px}.contact p:last-child{margin-bottom:0;color:var(--muted)}
footer{background:#0d1618;color:white;padding:28px 0}.footer-inner{display:flex;align-items:center;justify-content:space-between}.footer-brand .brand-mark{border-color:white}.footer-inner p{font-size:12px;color:#9ba6a8}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}.reveal.visible{opacity:1;transform:none}.delay-1{transition-delay:.08s}.delay-2{transition-delay:.16s}
@media(max-width:900px){.nav{position:absolute;left:20px;right:20px;top:76px;background:var(--paper);border:1px solid var(--line);padding:22px;display:none;flex-direction:column;align-items:stretch}.nav.open{display:flex}.menu-toggle{display:block}.hero{padding:75px 0}.hero-grid,.split,.approach-grid,.company-grid{grid-template-columns:1fr;gap:55px}.services-grid{grid-template-columns:1fr}.section-head,.contact-inner{align-items:flex-start;flex-direction:column}.section{padding:78px 0}.hero-panel{max-width:600px}.company-list div{grid-template-columns:120px 1fr}}
@media(max-width:560px){.container{width:min(100% - 28px,1120px)}.approach-visual{width:min(390px,100%)}.orbit-tag{font-size:12px;padding:7px 10px}.tag-top{top:12%}.tag-right{right:12%}.tag-bottom{bottom:12%}.tag-left{left:12%}.header-inner{height:68px}.brand-text{font-size:18px}.brand-mark{width:38px;height:38px}.nav{top:68px}.hero h1{font-size:46px}.hero-lead{font-size:16px}.hero-actions{flex-direction:column}.hero-panel{grid-template-columns:1fr}.hero-card.large{grid-column:auto}.section h2,.contact h2{font-size:34px}.service-card{min-height:unset}.company-list div{grid-template-columns:1fr;gap:6px}.footer-inner{align-items:flex-start;gap:22px;flex-direction:column}}