:root {
  --ink: #101828;
  --muted: #647085;
  --line: #dfe5ec;
  --paper: #f7f8f5;
  --white: #fff;
  --navy: #10263f;
  --blue: #145fc7;
  --gold: #c59a52;
  --max: 1180px;
  --shadow: 0 20px 60px rgba(16, 38, 63, .1);
}

* { box-sizing: border-box; }
body { margin: 0; color: var(--ink); background: var(--white); font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
.container { width: min(calc(100% - 48px), var(--max)); margin-inline: auto; }
.site-header { position: relative; z-index: 10; border-bottom: 1px solid rgba(16, 40, 63, .09); background: rgba(255,255,255,.95); }
.header-inner { display: flex; align-items: center; min-height: 88px; gap: 38px; }
.brand { display: inline-flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand-mark { display: grid; place-items: center; width: 45px; height: 45px; color: #fff; background: var(--blue); font: 25px "Yu Mincho", serif; }
.brand strong, .brand small { display: block; }
.brand strong { font: 600 19px "Yu Mincho", serif; letter-spacing: .08em; }
.brand small { margin-top: 3px; color: var(--muted); font-size: 9px; letter-spacing: .18em; }
.main-nav { display: flex; align-items: center; gap: 30px; margin-left: auto; }
.main-nav a { position: relative; padding: 34px 0; font-size: 14px; font-weight: 600; }
.main-nav a:not(.nav-cta)::after { content: ""; position: absolute; right: 0; bottom: 23px; left: 0; height: 2px; background: var(--blue); transform: scaleX(0); transition: .18s; }
.main-nav a:hover::after { transform: scaleX(1); }
.main-nav .nav-cta { padding: 12px 19px; color: #fff; background: var(--navy); }
.language-link { padding-left: 22px; border-left: 1px solid var(--line); color: var(--blue); font-size: 13px; font-weight: 700; }

.hero { overflow: hidden; background: linear-gradient(90deg, rgba(20,95,199,.04) 1px, transparent 1px), linear-gradient(rgba(20,95,199,.04) 1px, transparent 1px), linear-gradient(135deg,#fff,#f4f7fa); background-size: 72px 72px,72px 72px,auto; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; min-height: 680px; padding-block: 80px; }
.eyebrow, .label { margin: 0 0 22px; color: var(--blue); font-size: 12px; font-weight: 800; letter-spacing: .2em; }
.eyebrow { display: flex; align-items: center; gap: 12px; }
.eyebrow span { width: 48px; height: 1px; background: var(--gold); }
h1, h2, h3, p { margin-top: 0; }
h1, h2 { font-family: "Yu Mincho","Hiragino Mincho ProN",serif; font-weight: 600; }
h1 { margin-bottom: 30px; font-size: clamp(46px,6vw,78px); line-height: 1.24; letter-spacing: .03em; }
h1 em { color: var(--blue); font-style: normal; }
h1 strong { color: var(--navy); font-weight: 600; white-space: nowrap; }
.hero-lead { max-width: 570px; margin-bottom: 38px; color: #46566a; font-size: 17px; line-height: 2; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 54px; padding: 0 26px; border: 1px solid var(--navy); font-size: 14px; font-weight: 700; transition: .18s; }
.button:hover { transform: translateY(-2px); }
.button span { margin-left: 26px; font-size: 19px; }
.primary { color: #fff; background: var(--blue); border-color: var(--blue); box-shadow: 0 12px 28px rgba(20,95,199,.2); }
.primary:hover { background: #0d489a; }
.secondary { background: rgba(255,255,255,.75); }

.hero-visual { position: relative; min-height: 500px; }
.orbit { position: absolute; border: 1px solid rgba(20,95,199,.16); border-radius: 50%; }
.orbit-one { inset: 20px 45px 40px 10px; }
.orbit-two { inset: 78px 102px 100px 70px; }
.city { position: absolute; z-index: 2; width: 180px; padding: 28px; background: #fff; box-shadow: var(--shadow); }
.city span, .city small, .city strong { display: block; }
.city span { margin-bottom: 24px; color: var(--muted); font: 10px Consolas,monospace; }
.city strong { font: 500 34px/1.35 "Yu Mincho",serif; }
.city small { margin-top: 7px; color: var(--blue); font-size: 10px; font-weight: 800; letter-spacing: .22em; }
.tokyo { top: 62px; left: 30px; }
.beijing { right: 12px; bottom: 58px; color: #fff; background: var(--navy); }
.beijing span { color: #91a2b7; } .beijing small { color: #77aef7; }
.connection { position: absolute; z-index: 1; top: 48%; left: 26%; width: 55%; height: 2px; background: linear-gradient(90deg,var(--blue),var(--gold)); transform: rotate(21deg); }
.connection i { position: absolute; top: -5px; left: 50%; width: 12px; height: 12px; border: 3px solid #fff; border-radius: 50%; background: var(--gold); box-shadow: 0 0 0 1px var(--gold); }
.visual-caption { position: absolute; right: 6px; top: 88px; color: #8a98a9; font-size: 9px; font-weight: 700; letter-spacing: .24em; writing-mode: vertical-rl; }

.proof-bar { position: relative; z-index: 2; color: #fff; background: var(--navy); }
.proof-grid { display: grid; grid-template-columns: repeat(3,1fr); }
.proof-item { position: relative; min-height: 170px; padding: 34px 44px; border-right: 1px solid rgba(255,255,255,.13); }
.proof-item:first-child { border-left: 1px solid rgba(255,255,255,.13); }
.proof-item strong { display: inline-block; margin-right: 10px; color: #fff; font: 500 48px/1 "Yu Mincho",serif; }
.proof-item strong small { font-size: 17px; }
.proof-item span { color: #9cc4fa; font-size: 13px; font-weight: 700; letter-spacing: .08em; }
.proof-item p { margin: 18px 0 0; color: #aebdce; font-size: 12px; }
.proof-primary::before { content: ""; position: absolute; top: 0; right: 0; left: 0; height: 4px; background: var(--gold); }

.section { padding-block: 120px; }
.intro-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 110px; }
h2 { margin-bottom: 0; font-size: clamp(34px,4.2vw,54px); line-height: 1.45; letter-spacing: .03em; }
.intro-text { padding-top: 42px; }
.intro-text p, .values-copy>p, .contact-inner>div>p { color: var(--muted); line-height: 2; }
.intro-text p+p { margin-top: 22px; }
.services { background: var(--paper); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 40px; margin-bottom: 58px; }
.section-heading>p { margin-bottom: 7px; color: var(--muted); line-height: 1.8; }
.service-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.service-card { position: relative; min-height: 430px; padding: 36px 34px; background: #fff; box-shadow: 0 6px 30px rgba(16,38,63,.05); transition: .2s; }
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.service-card.featured { color: #fff; background: var(--blue); }
.number { display: block; margin-bottom: 45px; color: #9aa6b5; font: 13px Georgia,serif; }
.featured .number { color: #a9c7ef; }
.service-card svg { width: 58px; height: 58px; margin-bottom: 30px; fill: none; stroke: var(--blue); stroke-width: 1.4; }
.featured svg { stroke: #fff; }
.service-card h3 { margin-bottom: 18px; font-size: 22px; }
.service-card p { color: var(--muted); font-size: 14px; line-height: 1.9; }
.featured p { color: #dbe9fa; }
.card-link { position: absolute; right: 34px; bottom: 32px; left: 34px; display: flex; justify-content: space-between; padding-top: 18px; border-top: 1px solid var(--line); font-size: 13px; font-weight: 700; }
.featured .card-link { border-color: rgba(255,255,255,.25); }
.card-link b { font-size: 18px; }

.values { color: #fff; background: var(--navy); }
.values-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 110px; }
.values-visual { position: relative; display: grid; place-items: center; aspect-ratio: 1; border: 1px solid rgba(255,255,255,.14); background: linear-gradient(90deg,transparent 49.8%,rgba(255,255,255,.09) 50%,transparent 50.2%),linear-gradient(transparent 49.8%,rgba(255,255,255,.09) 50%,transparent 50.2%); }
.values-visual>div { font: clamp(120px,18vw,220px) "Yu Mincho",serif; }
.values-visual p { position: absolute; right: 20px; bottom: 17px; margin: 0; color: #8fa4bc; font-size: 9px; line-height: 1.7; letter-spacing: .2em; }
.label.light { color: #79acf0; }
.values-copy h2 { margin-bottom: 30px; }
.values-copy>p { color: #b7c4d2; }
.text-link { display: inline-flex; gap: 34px; margin-top: 20px; padding-bottom: 7px; border-bottom: 1px solid; font-size: 13px; font-weight: 700; }
.contact-inner { display: flex; align-items: end; justify-content: space-between; gap: 50px; }
.contact-inner h2 { margin-bottom: 18px; }
.site-footer { padding-block: 50px; border-top: 1px solid var(--line); }
.footer-inner { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 50px; }
.footer-links { display: flex; justify-content: center; gap: 24px; color: var(--muted); font-size: 12px; }
.copyright { margin: 0; color: #8b96a5; font-size: 10px; letter-spacing: .08em; }

@media (max-width: 960px) {
  .main-nav { display: none; }
  .language-link { margin-left: auto; }
  .hero-grid { grid-template-columns: 1fr; padding-top: 90px; }
  .hero-visual { width: min(100%,600px); margin: 30px auto 0; }
  .proof-item { padding-inline: 25px; }
  .intro-grid,.values-grid { gap: 60px; }
  .service-grid { grid-template-columns: 1fr 1fr; }
  .service-card:last-child { grid-column: 1/-1; }
  .footer-inner { grid-template-columns: 1fr auto; }
  .footer-links { display: none; }
}

@media (max-width: 680px) {
  .container { width: min(calc(100% - 32px),var(--max)); }
  .header-inner { min-height: 72px; }
  .brand-mark { width: 39px; height: 39px; font-size: 22px; }
  .brand strong { font-size: 16px; }
  .language-link { padding-left: 14px; }
  .hero-grid { min-height: auto; padding-block: 72px 40px; }
  h1 { font-size: 43px; }
  .hero-lead { font-size: 15px; }
  .hero .button { width: 100%; }
  .hero-visual { min-height: 390px; }
  .orbit-one { inset: 20px 5px 35px; } .orbit-two { inset: 65px 48px 80px; }
  .city { width: 145px; padding: 22px; } .city strong { font-size: 35px; }
  .tokyo { top: 58px; left: 5px; } .beijing { right: 2px; bottom: 48px; }
  .proof-grid { grid-template-columns: 1fr; }
  .proof-item { min-height: auto; padding: 27px 24px; border-right: 1px solid rgba(255,255,255,.13); border-bottom: 1px solid rgba(255,255,255,.13); border-left: 1px solid rgba(255,255,255,.13); }
  .proof-item strong { font-size: 40px; }
  .proof-item p { margin-top: 10px; }
  .section { padding-block: 84px; }
  .intro-grid,.values-grid { grid-template-columns: 1fr; gap: 42px; }
  .intro-text { padding-top: 0; }
  .section-heading { display: block; }
  .section-heading>p { margin-top: 22px; }
  .service-grid { grid-template-columns: 1fr; }
  .service-card:last-child { grid-column: auto; }
  .contact-inner { align-items: start; flex-direction: column; }
  .contact .actions,.contact .button { width: 100%; }
  .footer-inner { display: flex; align-items: flex-start; flex-direction: column; gap: 26px; }
}

@media (prefers-reduced-motion: reduce) {
  *,*::before,*::after { transition-duration: .01ms !important; }
}