:root {
  --ink: #09283b;
  --ink-deep: #061d2c;
  --ocean: #087da3;
  --lagoon: #31b7c9;
  --sky: #bfe9f2;
  --foam: #f6fafb;
  --white: #ffffff;
  --sand: #edf3f4;
  --text: #183442;
  --muted: #617681;
  --line: #cfdee2;
  --shell: min(1180px, calc(100% - 56px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0;
  color: var(--text);
  background: var(--foam);
  font-family: "Noto Sans JP", "Yu Gothic", "YuGothic", "Hiragino Kaku Gothic ProN", sans-serif;
  font-size: 16px;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; }
img { max-width: 100%; }
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}
.skip-link {
  position: fixed;
  z-index: 10000;
  left: 18px;
  top: -80px;
  padding: 10px 16px;
  color: var(--white);
  background: var(--ink);
  text-decoration: none;
  transition: top .2s;
}
.skip-link:focus { top: 18px; }

.site-header {
  position: fixed;
  z-index: 1000;
  inset: 0 0 auto;
  min-height: 84px;
  padding: 0 clamp(24px, 4vw, 68px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  color: var(--ink);
  background: rgba(246,250,251,.93);
  border-bottom: 1px solid rgba(9,40,59,.12);
  backdrop-filter: blur(14px);
  transition: box-shadow .25s, min-height .25s;
}
.site-header.is-scrolled { min-height: 70px; box-shadow: 0 12px 40px rgba(9,40,59,.08); }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
.brand-mark {
  position: relative;
  display: grid;
  place-items: center;
  width: 42px;
  aspect-ratio: 1;
  color: var(--ink);
  background: var(--white);
  border: 1.5px solid var(--ocean);
  border-radius: 50%;
  font: 700 23px/1 Arial, sans-serif;
  box-shadow: 0 5px 16px rgba(6,29,44,.1);
}
.brand-mark::after {
  content: "";
  position: absolute;
  inset: 4px;
  border: 1px solid rgba(8,125,163,.52);
  border-radius: 50%;
  pointer-events: none;
}
.brand-copy { display: flex; flex-direction: column; line-height: 1.25; }
.brand-copy strong { font-size: .86rem; letter-spacing: .055em; }
.brand-copy small { margin-top: 4px; color: var(--ocean); font: 600 .75rem/1 Arial, sans-serif; letter-spacing: .12em; }
.global-nav { display: flex; align-items: center; gap: clamp(18px, 2vw, 30px); }
.global-nav a { display: flex; align-items: baseline; gap: 6px; color: var(--ink); font-size: .8rem; font-weight: 700; text-decoration: none; }
.global-nav a > span { color: var(--ocean); font: 600 .75rem/1 Arial, sans-serif; }
.global-nav a:not(.nav-contact) { position: relative; padding: 8px 0; }
.global-nav a:not(.nav-contact)::after { content: ""; position: absolute; left: 0; bottom: 0; width: 100%; height: 1px; background: var(--ocean); transform: scaleX(0); transform-origin: right; transition: transform .25s; }
.global-nav a:hover::after, .global-nav a:focus-visible::after { transform: scaleX(1); transform-origin: left; }
.global-nav .nav-contact { min-height: 42px; padding: 0 17px; align-items: center; color: var(--white); background: var(--ink); }
.global-nav .nav-contact:hover { background: var(--ocean); }
.menu-button { display: none; }

.hero {
  position: relative;
  min-height: 780px;
  height: min(920px, 100svh);
  padding-top: 84px;
  display: grid;
  grid-template-columns: 52% 48%;
  background: var(--foam);
}
.hero-copy {
  position: relative;
  z-index: 2;
  padding: clamp(80px, 10vh, 120px) clamp(34px, 5vw, 88px) 70px max(28px, calc((100vw - 1180px) / 2));
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.hero-copy::before {
  content: "";
  position: absolute;
  z-index: -1;
  width: 490px;
  aspect-ratio: 1;
  left: -270px;
  top: 9%;
  border: 1px solid rgba(8,125,163,.11);
  border-radius: 50%;
  box-shadow: 0 0 0 72px rgba(8,125,163,.035), 0 0 0 144px rgba(8,125,163,.02);
}
.hero-index { display: flex; align-items: center; gap: 14px; color: var(--ocean); font: 700 .75rem/1 Arial, sans-serif; letter-spacing: .16em; }
.hero-index i { width: 56px; height: 1px; background: var(--lagoon); }
.hero-kicker { margin: 58px 0 18px; color: var(--muted); font: 700 .75rem/1.4 Arial, sans-serif; letter-spacing: .18em; }
.hero h1 { margin: 0; color: var(--ink); font-size: clamp(3.2rem, 5.3vw, 6.25rem); font-weight: 700; line-height: 1.22; letter-spacing: -.06em; }
.hero h1 em { color: var(--ocean); font-style: normal; }
.hero-lead { margin: 30px 0 0; max-width: 550px; color: var(--muted); font-size: 1.04rem; }
.hero-actions { margin-top: 38px; display: flex; align-items: center; gap: 36px; flex-wrap: wrap; }
.text-link { min-height: 50px; padding: 0 20px 0 0; display: inline-flex; align-items: center; gap: 40px; color: var(--ink); border-bottom: 1px solid var(--ink); font-weight: 700; text-decoration: none; }
.text-link span { color: var(--ocean); font-size: 1.25rem; transition: transform .2s; }
.text-link:hover span { transform: translate(4px, 4px); }
.phone-link { display: flex; flex-direction: column; text-decoration: none; line-height: 1.25; }
.phone-link small { color: var(--ocean); font: 700 .75rem/1 Arial, sans-serif; letter-spacing: .16em; }
.phone-link strong { margin-top: 6px; color: var(--ink); font: 700 1.1rem/1 Arial, sans-serif; }
.hero-visual { position: relative; min-width: 0; overflow: hidden; }
.hero-visual::before { content: ""; position: absolute; z-index: 2; inset: 0; background: linear-gradient(90deg, rgba(9,40,59,.14), transparent 30%), linear-gradient(0deg, rgba(6,29,44,.34), transparent 38%); }
.hero-visual img { width: 100%; height: 100%; display: block; object-fit: cover; object-position: center 62%; }
.image-label { position: absolute; z-index: 3; left: 34px; top: 34px; display: flex; align-items: center; gap: 10px; color: var(--white); font: 700 .75rem/1 Arial, sans-serif; letter-spacing: .16em; }
.image-label i { width: 24px; height: 1px; background: rgba(255,255,255,.7); }
.coordinate { position: absolute; z-index: 3; right: 25px; bottom: 30px; padding: 12px 14px; display: grid; gap: 5px; color: var(--white); background: rgba(6,29,44,.55); border: 1px solid rgba(255,255,255,.25); font: 600 .75rem/1 Arial, sans-serif; letter-spacing: .14em; backdrop-filter: blur(10px); }
.scroll-cue { position: absolute; z-index: 4; left: 50%; bottom: 18px; display: flex; flex-direction: column; align-items: center; gap: 7px; color: var(--ink); font: 700 .75rem/1 Arial, sans-serif; letter-spacing: .16em; text-decoration: none; transform: translateX(-50%); }
.scroll-cue i { width: 1px; height: 28px; background: var(--ocean); }

.facts { min-height: 160px; display: grid; grid-template-columns: 1.35fr repeat(4, 1fr); color: var(--white); background: var(--ink); }
.fact { padding: 32px clamp(18px, 2.5vw, 42px); display: flex; flex-direction: column; justify-content: center; border-left: 1px solid rgba(255,255,255,.14); }
.fact-lead { border-left: 0; background: var(--ocean); }
.fact p { margin: 0; font-weight: 700; line-height: 1.7; }
.fact strong { color: var(--sky); font: 700 clamp(2.3rem, 4vw, 3.8rem)/1 Arial, sans-serif; letter-spacing: -.04em; }
.fact strong small { font-size: 1.1rem; }
.fact > span { margin-top: 8px; color: rgba(255,255,255,.62); font-size: .76rem; }

.section { padding: 128px 0; }
.section-shell { width: var(--shell); margin: auto; }
.section-code { margin: 0; color: var(--ocean); font: 700 1rem/1.4 Arial, sans-serif; letter-spacing: .14em; }
.display-heading { margin: 0; color: var(--ink); font-size: clamp(2.45rem, 4.7vw, 4.65rem); font-weight: 700; line-height: 1.33; letter-spacing: -.055em; }
.display-heading span { color: var(--ocean); }
.section-intro { display: grid; grid-template-columns: 170px 1fr 360px; gap: 44px; align-items: end; margin-bottom: 72px; }
.section-summary { margin: 0; color: var(--muted); }

.philosophy { background: var(--white); }
.philosophy-head { display: flex; justify-content: space-between; align-items: start; margin-bottom: 54px; }
.side-note { margin: 0; color: #93a7af; font: 700 .75rem/1.7 Arial, sans-serif; letter-spacing: .16em; text-align: right; }
.philosophy-feature { display: grid; grid-template-columns: minmax(0, 1.04fr) minmax(380px, .96fr); align-items: stretch; background: var(--foam); }
.philosophy-photo { position: relative; min-height: 680px; margin: 0; background: var(--ink); overflow: hidden; }
.philosophy-photo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 48%, rgba(6,29,44,.72) 100%); pointer-events: none; }
.philosophy-photo img { width: 100%; height: 100%; display: block; object-fit: cover; object-position: center; }
.philosophy-photo figcaption { position: absolute; z-index: 2; left: 32px; bottom: 29px; display: flex; flex-direction: column; color: var(--white); }
.philosophy-photo figcaption span { color: var(--sky); font: 700 .75rem/1 Arial, sans-serif; letter-spacing: .18em; }
.philosophy-photo figcaption strong { margin-top: 9px; font: 700 1.05rem/1.2 Arial, sans-serif; letter-spacing: .12em; }
.founded-badge { position: absolute; z-index: 3; top: 30px; right: 0; min-width: 150px; padding: 18px 24px; display: flex; align-items: baseline; gap: 7px; color: var(--white); background: var(--ocean); }
.founded-badge strong { font: 700 2.25rem/1 Arial, sans-serif; letter-spacing: -.04em; }
.founded-badge span { font-size: .78rem; font-weight: 700; }
.philosophy-statement { padding: 64px 52px 58px; display: flex; flex-direction: column; justify-content: center; }
.philosophy-label { margin: 0 0 24px; color: var(--ocean); font: 700 .76rem/1.4 Arial, sans-serif; letter-spacing: .16em; }
.philosophy-statement .display-heading { font-size: clamp(2.55rem, 4vw, 4rem); }
.philosophy-lead { margin: 31px 0 0; color: var(--ink); font-size: 1.02rem; font-weight: 700; }
.philosophy-quote { margin: 34px 0; padding: 27px 0 27px 28px; border-left: 4px solid var(--lagoon); }
.philosophy-quote p { margin: 0; color: var(--ink); font-size: clamp(1.65rem, 2.6vw, 2.25rem); font-weight: 700; line-height: 1.55; letter-spacing: .02em; }
.philosophy-quote cite { margin-top: 13px; display: block; color: var(--ocean); font-size: .75rem; font-style: normal; font-weight: 700; letter-spacing: .06em; }
.philosophy-detail { margin: 0; color: var(--muted); font-size: .9rem; }
.principles { margin-top: 85px; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.principles > div { min-height: 130px; padding: 24px 30px; display: grid; grid-template-columns: auto 1fr; grid-template-rows: 1fr auto; column-gap: 18px; align-items: center; }
.principles > div + div { border-left: 1px solid var(--line); }
.principles span { grid-row: 1 / 3; color: var(--ocean); font: 700 1.1rem/1 Arial, sans-serif; }
.principles strong { color: var(--ink); font-size: 1.4rem; letter-spacing: .08em; }
.principles small { color: #8da0a8; font: 600 .75rem/1 Arial, sans-serif; letter-spacing: .15em; }

.services { background: var(--sand); }
.service-stack { display: grid; gap: 14px; }
.service-card {
  position: relative;
  min-height: 300px;
  padding: 38px 44px;
  display: grid;
  grid-template-columns: 90px 260px minmax(0, 1fr);
  grid-template-rows: 1fr auto;
  gap: 28px 34px;
  color: var(--ink);
  background: var(--white);
  overflow: hidden;
}
.service-card::after { content: ""; position: absolute; right: -100px; bottom: -150px; width: 360px; aspect-ratio: 1; border: 1px solid rgba(8,125,163,.12); border-radius: 50%; box-shadow: 0 0 0 45px rgba(8,125,163,.025), 0 0 0 90px rgba(8,125,163,.018); }
.service-equipment { margin-left: 7%; color: var(--white); background: var(--ocean); }
.service-equipment::after { border-color: rgba(255,255,255,.18); box-shadow: 0 0 0 45px rgba(255,255,255,.03), 0 0 0 90px rgba(255,255,255,.02); }
.service-maintenance { margin-left: 14%; color: var(--white); background: var(--ink); }
.service-maintenance::after { border-color: rgba(191,233,242,.15); box-shadow: 0 0 0 45px rgba(191,233,242,.025), 0 0 0 90px rgba(191,233,242,.018); }
.service-number { color: var(--lagoon); font: 700 2rem/1 Arial, sans-serif; letter-spacing: -.04em; }
.service-title small { display: block; margin-bottom: 10px; color: currentColor; opacity: .55; font: 700 .75rem/1 Arial, sans-serif; letter-spacing: .16em; }
.service-title h3 { margin: 0; font-size: 1.55rem; }
.service-card > p { margin: 0; align-self: start; color: currentColor; opacity: .72; }
.service-card ul { z-index: 1; grid-column: 2 / 4; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; list-style: none; }
.service-card li { padding: 7px 12px; border: 1px solid currentColor; font-size: .75rem; line-height: 1.3; opacity: .72; }
.process { margin-top: 58px; display: grid; grid-template-columns: 1.05fr 1.95fr; border-top: 2px solid var(--ink); border-bottom: 1px solid var(--line); }
.process-title { padding: 28px 24px 28px 0; display: flex; flex-direction: column; }
.process-title span { color: var(--ocean); font: 700 .75rem/1 Arial, sans-serif; letter-spacing: .16em; }
.process-title strong { margin-top: 12px; color: var(--ink); font-size: 1rem; }
.process ol { margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); list-style: none; }
.process li { padding: 28px 18px; display: flex; flex-direction: column; gap: 13px; border-left: 1px solid var(--line); }
.process li span { color: var(--ocean); font: 700 1rem/1 Arial, sans-serif; }
.process li strong { font-size: .82rem; }

.field { position: relative; color: var(--white); background: var(--ink-deep); overflow: hidden; }
.field::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 8% 18%, rgba(49,183,201,.16), transparent 24%), linear-gradient(125deg, transparent 52%, rgba(255,255,255,.025) 52%); }
.field-watermark { position: absolute; right: -30px; bottom: -105px; color: transparent; -webkit-text-stroke: 1px rgba(191,233,242,.11); font: 700 clamp(9rem, 23vw, 22rem)/1 Arial, sans-serif; letter-spacing: -.07em; }
.field-layout { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 100px; align-items: end; }
.field .section-code { color: var(--lagoon); }
.field .display-heading { margin-top: 32px; color: var(--white); }
.field .display-heading span { color: var(--sky); }
.field-copy > p:last-child { margin: 32px 0 0; max-width: 560px; color: rgba(255,255,255,.62); }
.field-list { border-top: 1px solid rgba(255,255,255,.2); }
.field-item { min-height: 108px; padding: 20px 4px; display: grid; grid-template-columns: 54px 1fr; align-items: center; border-bottom: 1px solid rgba(255,255,255,.2); }
.field-item > span { color: var(--lagoon); font: 700 1.05rem/1 Arial, sans-serif; }
.field-item div { display: flex; flex-direction: column; }
.field-item strong { font-size: 1.05rem; }
.field-item small { margin-top: 6px; color: rgba(255,255,255,.38); font: 600 .75rem/1 Arial, sans-serif; letter-spacing: .14em; }

.strengths { background: var(--white); }
.strengths-intro { margin-bottom: 64px; }
.strength-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px; }
.strength-card { min-height: 250px; padding: 28px; background: var(--foam); border-top: 3px solid var(--ocean); }
.strength-card:nth-child(1), .strength-card:nth-child(6) { grid-column: span 5; }
.strength-card:nth-child(2), .strength-card:nth-child(5) { grid-column: span 4; }
.strength-card:nth-child(3), .strength-card:nth-child(4) { grid-column: span 3; }
.strength-card span { color: var(--ocean); font: 700 1.35rem/1 Arial, sans-serif; }
.strength-card h3 { margin: 56px 0 14px; color: var(--ink); font-size: 1.07rem; line-height: 1.55; }
.strength-card p { margin: 0; color: var(--muted); font-size: .86rem; }

.qualifications { color: var(--white); background: var(--ocean); }
.qualifications-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 100px; }
.qualifications .section-code { color: var(--sky); }
.qualifications .display-heading { margin-top: 34px; color: var(--white); }
.qualifications .display-heading span { color: var(--sky); }
.qualification-heading > p:last-child { margin-top: 30px; color: rgba(255,255,255,.72); }
.qualification-list { margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; column-gap: 30px; list-style: none; border-top: 1px solid rgba(255,255,255,.3); }
.qualification-list li { padding: 14px 4px; display: flex; gap: 13px; border-bottom: 1px solid rgba(255,255,255,.3); font-size: .83rem; font-weight: 700; }
.qualification-list span { flex: 0 0 auto; color: var(--sky); font: 700 1rem/1.5 Arial, sans-serif; }

.company { background: var(--foam); }
.company-heading { display: flex; align-items: end; justify-content: space-between; margin-bottom: 58px; }
.company-heading .display-heading { margin-top: 26px; }
.company-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 70px; align-items: start; }
.company-table { margin: 0; border-top: 2px solid var(--ink); }
.company-table div { padding: 18px 4px; display: grid; grid-template-columns: 130px 1fr; gap: 24px; border-bottom: 1px solid var(--line); }
.company-table dt { color: var(--muted); font-size: .78rem; font-weight: 700; }
.company-table dd { margin: 0; color: var(--ink); font-size: .92rem; }
.access-card { position: relative; padding: 40px; color: var(--ink); background: var(--white); border: 1px solid var(--line); box-shadow: 20px 20px 0 var(--sky); overflow: hidden; }
.access-card::before { content: ""; position: absolute; width: 180px; aspect-ratio: 1; right: -90px; top: -90px; border: 1px solid rgba(8,125,163,.15); border-radius: 50%; box-shadow: 0 0 0 35px rgba(8,125,163,.035); }
.access-label { margin: 0 0 24px; color: var(--ocean); font: 700 .75rem/1 Arial, sans-serif; letter-spacing: .15em; }
.access-card h3 { margin: 0 0 16px; font-size: 1.12rem; }
.access-card address { color: var(--muted); font-size: .88rem; font-style: normal; }
.access-card dl { margin: 27px 0 0; }
.access-card dl div { padding: 10px 0; display: grid; grid-template-columns: 80px 1fr; border-top: 1px solid var(--line); }
.access-card dt { color: var(--ocean); font: 700 .75rem/1.8 Arial, sans-serif; letter-spacing: .12em; }
.access-card dd { margin: 0; font-size: .86rem; font-weight: 700; }
.access-card dd a { text-decoration: none; }
.map-link { margin-top: 20px; padding: 13px 0; display: flex; justify-content: space-between; color: var(--ink); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); font-size: .82rem; font-weight: 700; text-decoration: none; }
.map-link span { color: var(--ocean); }

.contact { position: relative; color: var(--white); background: var(--ink); overflow: hidden; }
.contact-bg { position: absolute; left: -20px; bottom: -53px; color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,.065); font: 700 clamp(8rem, 20vw, 20rem)/1 Arial, sans-serif; letter-spacing: -.07em; }
.contact-grid { position: relative; display: grid; grid-template-columns: 1fr 380px; gap: 90px; align-items: end; }
.contact .section-code { color: var(--lagoon); }
.contact .display-heading { margin-top: 32px; color: var(--white); }
.contact .display-heading span { color: var(--sky); }
.contact-copy > p:last-child { margin: 26px 0 0; max-width: 650px; color: rgba(255,255,255,.62); }
.contact-action { padding: 30px 0; display: flex; flex-direction: column; border-top: 1px solid rgba(255,255,255,.4); border-bottom: 1px solid rgba(255,255,255,.4); }
.contact-action p { margin: 0; color: var(--sky); font-size: .78rem; }
.contact-action a { margin: 8px 0; color: var(--white); font: 700 clamp(2rem, 3vw, 2.8rem)/1.3 Arial, sans-serif; text-decoration: none; }
.contact-action span { color: rgba(255,255,255,.58); font-size: .75rem; }

.site-footer { padding: 52px clamp(24px, 4vw, 68px) 28px; color: var(--ink); background: var(--white); }
.footer-main { display: flex; justify-content: space-between; align-items: center; gap: 40px; }
.footer-brand { display: flex; align-items: center; gap: 13px; }
.footer-brand > div { display: flex; flex-direction: column; }
.footer-brand strong { font-size: .86rem; letter-spacing: .055em; }
.footer-brand small { margin-top: 3px; color: var(--ocean); font: 600 .75rem/1 Arial, sans-serif; letter-spacing: .12em; }
.site-footer nav { display: flex; gap: 26px; }
.site-footer nav a { color: var(--muted); font-size: .75rem; text-decoration: none; }
.site-footer nav a:hover { color: var(--ocean); }
.footer-bottom { margin-top: 42px; padding-top: 20px; display: flex; justify-content: space-between; color: #93a3aa; border-top: 1px solid var(--line); font: 600 .75rem/1.4 Arial, sans-serif; letter-spacing: .11em; }

.reveal { opacity: 0; transform: translateY(20px); transition: opacity .65s ease, transform .65s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 1060px) {
  .global-nav { gap: 16px; }
  .global-nav a { font-size: .75rem; }
  .section-intro { grid-template-columns: 130px 1fr 290px; gap: 28px; }
  .philosophy-feature { grid-template-columns: minmax(0, 1fr) minmax(350px, 1fr); }
  .philosophy-statement { padding: 50px 38px; }
  .service-card { grid-template-columns: 60px 220px 1fr; }
  .field-layout, .qualifications-layout { gap: 60px; }
  .strength-card:nth-child(n) { grid-column: span 4; }
  .company-grid { gap: 40px; }
}

@media (max-width: 820px) {
  :root { --shell: min(100% - 40px, 680px); }
  html { scroll-padding-top: 70px; }
  .site-header { min-height: 70px; padding: 0 20px; }
  .site-header.is-scrolled { min-height: 64px; }
  .brand-mark { width: 38px; font-size: 20px; }
  .brand-copy strong { font-size: .75rem; }
  .brand-copy small { font-size: .75rem; }
  .menu-button { position: relative; display: block; width: 44px; height: 44px; padding: 0; background: transparent; border: 0; cursor: pointer; }
  .menu-button > span:not(.visually-hidden) { position: absolute; left: 9px; width: 26px; height: 1px; background: var(--ink); transition: top .25s, transform .25s; }
  .menu-button > span:first-child { top: 17px; }
  .menu-button > span:nth-child(2) { top: 26px; }
  .menu-button[aria-expanded="true"] > span:first-child { top: 22px; transform: rotate(45deg); }
  .menu-button[aria-expanded="true"] > span:nth-child(2) { top: 22px; transform: rotate(-45deg); }
  .global-nav { position: fixed; inset: 70px 0 auto; padding: 18px 20px 24px; display: grid; gap: 0; background: rgba(246,250,251,.98); border-bottom: 1px solid var(--line); opacity: 0; visibility: hidden; transform: translateY(-120%); transition: opacity .25s, visibility .25s, transform .25s; }
  .global-nav.is-open { opacity: 1; visibility: visible; transform: none; }
  .global-nav a { padding: 12px 4px; font-size: .9rem; border-bottom: 1px solid var(--line); }
  .global-nav .nav-contact { margin-top: 12px; justify-content: center; }
  .hero { min-height: 850px; height: auto; padding-top: 70px; grid-template-columns: 1fr; grid-template-rows: auto 430px; }
  .hero-copy { min-height: 480px; padding: 58px 24px 46px; }
  .hero-copy::before { width: 360px; left: -250px; }
  .hero-kicker { margin-top: 39px; }
  .hero h1 { font-size: clamp(2.8rem, 12vw, 4.8rem); }
  .hero-lead br { display: none; }
  .hero-visual { min-height: 430px; }
  .hero-visual img { object-position: center 66%; }
  .image-label { left: 20px; top: 20px; }
  .coordinate { right: 16px; bottom: 16px; }
  .scroll-cue { display: none; }
  .facts { grid-template-columns: 1fr 1fr; }
  .fact-lead { grid-column: 1 / -1; }
  .fact { min-height: 115px; border-top: 1px solid rgba(255,255,255,.14); }
  .section { padding: 88px 0; }
  .section-intro { grid-template-columns: 1fr; gap: 28px; margin-bottom: 48px; }
  .philosophy-feature, .field-layout, .qualifications-layout, .company-grid, .contact-grid { grid-template-columns: 1fr; gap: 46px; }
  .philosophy-head { margin-bottom: 35px; }
  .side-note { display: none; }
  .philosophy-feature { gap: 0; }
  .philosophy-photo { min-height: 520px; }
  .philosophy-statement { padding: 48px 38px 52px; }
  .principles { margin-top: 55px; }
  .principles > div { padding: 20px 13px; }
  .principles strong { font-size: 1.12rem; }
  .service-card { min-height: 0; margin-left: 0; padding: 30px 25px; grid-template-columns: 42px 1fr; grid-template-rows: auto auto auto; }
  .service-card > p { grid-column: 2; }
  .service-card ul { grid-column: 2; }
  .process { grid-template-columns: 1fr; }
  .process-title { padding-right: 0; }
  .process ol { border-top: 1px solid var(--line); }
  .process li:first-child { border-left: 0; }
  .strength-grid { grid-template-columns: 1fr 1fr; }
  .strength-card:nth-child(n) { grid-column: span 1; }
  .company-grid { gap: 60px; }
  .contact-action { max-width: 440px; }
}

@media (max-width: 560px) {
  :root { --shell: min(100% - 32px, 500px); }
  body { font-size: 16px; }
  .hero-copy { padding-left: 20px; padding-right: 20px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 26px; }
  .facts { grid-template-columns: 1fr 1fr; }
  .fact { padding: 24px 20px; }
  .fact strong { font-size: 2.5rem; }
  .display-heading { font-size: clamp(2.2rem, 10vw, 3.1rem); }
  .philosophy-photo { min-height: 390px; }
  .philosophy-photo figcaption { left: 22px; bottom: 21px; }
  .founded-badge { top: 20px; min-width: 132px; padding: 14px 18px; }
  .founded-badge strong { font-size: 1.9rem; }
  .philosophy-statement { padding: 38px 22px 42px; }
  .philosophy-statement .display-heading { font-size: clamp(2.2rem, 10vw, 3.1rem); }
  .philosophy-quote { padding-left: 21px; }
  .philosophy-quote p { font-size: 1.65rem; }
  .principles { grid-template-columns: 1fr; }
  .principles > div + div { border-left: 0; border-top: 1px solid var(--line); }
  .principles > div { min-height: 94px; }
  .service-card { grid-template-columns: 32px 1fr; gap: 20px 14px; }
  .service-card > p, .service-card ul { grid-column: 1 / -1; }
  .process ol { grid-template-columns: 1fr 1fr; }
  .process li:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
  .process li:nth-child(4) { border-top: 1px solid var(--line); }
  .field-watermark { bottom: -45px; }
  .strength-grid { grid-template-columns: 1fr; }
  .strength-card { min-height: 215px; }
  .qualification-list { grid-template-columns: 1fr; }
  .company-table div { grid-template-columns: 100px 1fr; gap: 15px; }
  .access-card { padding: 28px 24px; box-shadow: 12px 12px 0 var(--sky); }
  .contact-action a { font-size: clamp(1.8rem, 9.5vw, 2.4rem); }
  .footer-main { align-items: flex-start; flex-direction: column; }
  .site-footer nav { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 24px; }
  .footer-bottom { align-items: flex-start; flex-direction: column; gap: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; animation-iteration-count: 1 !important; }
  .reveal { opacity: 1; transform: none; }
}