:root {
  --ink: #17201e;
  --ink-soft: #4c5653;
  --green: #173b35;
  --green-soft: #e4ece8;
  --paper: #f5f1e8;
  --white: #fbfaf6;
  --line: #d8d2c6;
  --serif: "Yu Mincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.95;
  letter-spacing: .025em;
}
a { color: inherit; }
img { max-width: 100%; }
.skip-link {
  position: fixed; left: 12px; top: -80px; z-index: 100;
  padding: 10px 16px; color: white; background: var(--green);
}
.skip-link:focus { top: 12px; }
.container { width: min(1120px, calc(100% - 40px)); margin-inline: auto; }
.narrow { width: min(760px, calc(100% - 40px)); margin-inline: auto; }
.section { padding: clamp(88px, 11vw, 150px) 0; }
.section--white { background: var(--white); }
.section--green { color: #f8f5ee; background: var(--green); }
.eyebrow {
  margin: 0 0 22px; color: #52736c; font-size: 12px; font-weight: 700;
  line-height: 1.4; letter-spacing: .18em; text-transform: uppercase;
}
.section--green .eyebrow { color: #b9d0ca; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; line-height: 1.45; letter-spacing: .02em; }
h2 { margin-bottom: 42px; font-size: clamp(34px, 5.3vw, 64px); }
h3 { margin-bottom: 16px; font-size: clamp(22px, 3vw, 30px); }
.lead { font-size: clamp(19px, 2.2vw, 24px); line-height: 1.9; }
.muted { color: var(--ink-soft); }
.header {
  position: absolute; inset: 0 0 auto; z-index: 5;
  border-bottom: 1px solid rgba(23, 32, 30, .12);
}
.header__inner { display: flex; min-height: 72px; align-items: center; justify-content: space-between; gap: 20px; }
.brand { font-size: 13px; font-weight: 700; letter-spacing: .12em; text-decoration: none; }
.header__link { font-size: 14px; text-decoration: none; border-bottom: 1px solid; }
.hero {
  display: grid; min-height: 100svh; padding: 132px 0 72px; align-items: center;
  background:
    linear-gradient(90deg, transparent 0 69%, rgba(23,59,53,.055) 69% 70%, transparent 70%),
    linear-gradient(rgba(23,59,53,.055) 1px, transparent 1px);
  background-size: auto, 100% 12.5%;
}
.hero__grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(230px, .3fr); gap: clamp(50px, 6vw, 78px); align-items: end; }
.hero h1 { max-width: 860px; margin-bottom: 32px; font-size: clamp(48px, 6vw, 72px); line-height: 1.22; letter-spacing: -.02em; }
.hero__sub { max-width: 630px; margin-bottom: 32px; font-size: clamp(18px, 1.8vw, 22px); line-height: 1.85; }
.hero__sub strong { display: block; margin-bottom: 8px; color: var(--green); font-weight: 700; }
.hero__aside { padding: 28px 0 8px; border-top: 1px solid var(--line); }
.hero__aside-label { margin-bottom: 12px; color: var(--ink-soft); font-size: 12px; font-weight: 700; letter-spacing: .16em; }
.hero__aside p { margin-bottom: 0; font-size: 15px; line-height: 1.8; }
.cta {
  display: inline-flex; min-height: 58px; padding: 14px 25px; align-items: center; justify-content: center; gap: 12px;
  color: white; background: var(--green); border: 1px solid var(--green); border-radius: 2px;
  font-weight: 700; line-height: 1.5; text-decoration: none; transition: background .18s ease, color .18s ease, transform .18s ease;
}
.cta::after { content: "↗"; font-size: 18px; }
.cta:hover { color: var(--green); background: transparent; }
.cta:focus-visible, summary:focus-visible, a:focus-visible { outline: 3px solid #638c82; outline-offset: 4px; }
.cta--light { color: var(--green); background: #f8f5ee; border-color: #f8f5ee; }
.cta--light:hover { color: #fff; background: transparent; }
.micro { margin: 13px 0 0; color: var(--ink-soft); font-size: 12px; line-height: 1.7; }
.section--green .micro { color: #cad9d5; }
.question {
  margin: 66px 0 48px; padding: 34px 0; border-block: 1px solid var(--line);
  font-family: var(--serif); font-size: clamp(26px, 4vw, 43px); line-height: 1.65;
}
.ledger { margin: 52px 0; border-top: 1px solid var(--line); }
.ledger__row { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.ledger__row span:first-child { color: var(--ink-soft); }
.ledger__row span:last-child { font-weight: 700; }
.recognition { display: grid; grid-template-columns: .72fr 1.28fr; gap: clamp(42px, 8vw, 110px); }
.recognition__list { list-style: none; margin: 0; padding: 0; counter-reset: point; border-top: 1px solid var(--line); }
.recognition__list li { position: relative; padding: 24px 0 24px 50px; border-bottom: 1px solid var(--line); line-height: 1.8; }
.recognition__list li::before { counter-increment: point; content: counter(point, decimal-leading-zero); position: absolute; left: 0; color: #66817b; font-size: 12px; font-weight: 700; }
.voice { position: relative; }
.voice::before { content: "“"; position: absolute; left: -12px; top: -74px; color: #dfe7e4; font-family: Georgia, serif; font-size: 150px; line-height: 1; }
.voice p { position: relative; margin-bottom: 1.45em; font-size: clamp(19px, 2.3vw, 26px); line-height: 2; }
.voice__small { font-size: 17px !important; color: var(--ink-soft); }
.connection-map { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1px; margin: 58px 0; background: var(--line); border: 1px solid var(--line); }
.connection-map span { display: grid; min-height: 112px; padding: 16px; place-items: center; text-align: center; background: var(--white); font-family: var(--serif); font-size: 18px; }
.outcomes { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 80px); margin-top: 50px; }
.outcome { padding-top: 22px; border-top: 2px solid var(--green); }
.outcome p { margin-bottom: 0; }
.story-line { margin: 50px 0; }
.story-step { display: grid; grid-template-columns: 120px 1fr; gap: 25px; padding: 21px 0; border-bottom: 1px solid var(--line); }
.story-step:first-child { border-top: 1px solid var(--line); }
.story-step span:first-child { color: #496961; font-size: 12px; font-weight: 700; letter-spacing: .1em; }
.story-step strong { font-family: var(--serif); font-size: 22px; font-weight: 600; }
.proof__intro { max-width: 850px; }
.proof-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin: 58px 0; background: var(--line); border: 1px solid var(--line); }
.proof-card { min-height: 260px; padding: 34px 26px; background: var(--white); }
.proof-card__number { display: block; margin-bottom: 26px; color: var(--green); font-family: var(--serif); font-size: clamp(34px, 3.5vw, 52px); font-weight: 600; line-height: 1.2; letter-spacing: -.03em; }
.proof-card__number span { font-size: .48em; letter-spacing: 0; }
.proof-card h3 { min-height: 2.8em; margin-bottom: 18px; font-family: var(--sans); font-size: 15px; font-weight: 700; line-height: 1.4; }
.proof-card p { margin-bottom: 0; color: var(--ink-soft); font-size: 14px; line-height: 1.75; }
.proof-message { display: grid; grid-template-columns: .42fr 1fr; gap: 22px 70px; margin-top: 92px; padding-top: 42px; border-top: 1px solid var(--line); }
.proof-message .eyebrow { grid-column: 1; margin: 10px 0 0; }
.proof-message h3 { grid-column: 2; margin: 0; font-size: clamp(32px, 5vw, 60px); }
.proof-message p { grid-column: 2; max-width: 760px; margin-bottom: 0; }
.process { display: grid; grid-template-columns: repeat(5, 1fr); margin: 54px 0; border: 1px solid #617873; }
.process__item { min-height: 155px; padding: 22px; border-right: 1px solid #617873; }
.process__item:last-child { border-right: 0; }
.process__num { display: block; margin-bottom: 26px; color: #adc6bf; font-size: 12px; }
.process__item strong { font-family: var(--serif); font-size: 21px; font-weight: 600; }
.service-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0 38px; margin: 44px 0 56px; padding: 0; list-style: none; }
.service-list li { padding: 14px 0; border-bottom: 1px solid #617873; }
.redirects { margin: 50px 0; }
.redirect { display: grid; grid-template-columns: 1fr 44px 1.35fr; gap: 25px; padding: 28px 0; align-items: center; border-top: 1px solid var(--line); }
.redirect:last-child { border-bottom: 1px solid var(--line); }
.redirect__arrow { color: #69837d; font-size: 24px; text-align: center; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.fit { padding: clamp(34px, 5vw, 60px); background: var(--white); }
.fit--no { background: #ece8df; }
.fit ul { margin: 30px 0 0; padding: 0; list-style: none; }
.fit li { position: relative; padding: 12px 0 12px 28px; border-bottom: 1px solid var(--line); }
.fit li::before { content: "—"; position: absolute; left: 0; color: #66817b; }
.price { padding: clamp(44px, 7vw, 84px); border: 1px solid #6e847f; }
.price h2 { font-size: clamp(40px, 7vw, 80px); }
.price__words { display: flex; flex-wrap: wrap; gap: 8px; margin: 38px 0; }
.price__words span { padding: 7px 12px; color: #d5e2df; border: 1px solid #66817b; border-radius: 99px; font-size: 14px; }
.flow__intro { max-width: 760px; }
.contact-flow { margin-top: 62px; border-top: 1px solid var(--line); }
.flow-step { display: grid; grid-template-columns: .74fr 1.26fr; gap: clamp(40px, 8vw, 110px); padding: 42px 0; border-bottom: 1px solid var(--line); }
.flow-step__head span { display: block; margin-bottom: 12px; color: #496961; font-size: 12px; font-weight: 700; letter-spacing: .14em; }
.flow-step__head h3 { margin: 0; font-size: clamp(23px, 2.8vw, 32px); }
.flow-step__body p:last-child { margin-bottom: 0; }
.flow-step__note { color: var(--ink-soft); font-size: 15px; }
.flow-step blockquote { margin: 28px 0; padding: 22px 0 22px 26px; border-left: 2px solid var(--green); font-family: var(--serif); font-size: clamp(18px, 2.2vw, 23px); line-height: 1.9; }
.flow-step--meeting { padding: 54px clamp(26px, 4vw, 54px); background: var(--green-soft); border-bottom-color: #bdcbc6; }
.flow-close { max-width: 760px; margin: 70px auto 0; text-align: center; }
.flow-close .cta { margin-top: 14px; }
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { display: flex; padding: 28px 0; align-items: center; justify-content: space-between; gap: 20px; cursor: pointer; font-family: var(--serif); font-size: clamp(19px, 2.5vw, 25px); list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; flex: 0 0 auto; color: #58756e; font-family: var(--sans); font-size: 25px; }
.faq details[open] summary::after { content: "−"; }
.faq__answer { max-width: 720px; padding: 0 0 30px; color: var(--ink-soft); }
.final { text-align: center; }
.final h2 { max-width: 860px; margin-inline: auto; }
.final p { max-width: 620px; margin: 0 auto 38px; }
.footer { padding: 34px 0 110px; color: var(--ink-soft); background: var(--paper); border-top: 1px solid var(--line); font-size: 12px; }
.footer__inner { display: flex; justify-content: space-between; gap: 20px; }
.mobile-cta { display: none; }

@media (max-width: 820px) {
  body { font-size: 16px; line-height: 1.9; }
  .container, .narrow { width: min(100% - 32px, 760px); }
  .section { padding: 82px 0; }
  .header__inner { min-height: 62px; }
  .header__link { display: none; }
  .hero { min-height: auto; padding: 112px 0 80px; background-size: auto, 100% 10%; }
  .hero__grid, .recognition { grid-template-columns: 1fr; }
  .hero__grid { gap: 48px; }
  .hero h1 { font-size: clamp(45px, 14vw, 74px); }
  .hero__aside { max-width: 460px; }
  .ledger__row { grid-template-columns: 1fr; gap: 2px; }
  .connection-map { grid-template-columns: repeat(2, 1fr); }
  .connection-map span:last-child { grid-column: span 2; }
  .outcomes, .split { grid-template-columns: 1fr; }
  .proof-grid { grid-template-columns: 1fr 1fr; }
  .proof-card { min-height: 220px; }
  .proof-message { grid-template-columns: 1fr; gap: 16px; margin-top: 68px; }
  .proof-message .eyebrow, .proof-message h3, .proof-message p { grid-column: 1; }
  .flow-step { grid-template-columns: 1fr; gap: 18px; padding: 34px 0; }
  .flow-step--meeting { padding: 38px 28px; }
  .process { grid-template-columns: 1fr; }
  .process__item { min-height: 0; border-right: 0; border-bottom: 1px solid #617873; }
  .process__item:last-child { border-bottom: 0; }
  .process__num { display: inline-block; margin: 0 22px 0 0; }
  .service-list { grid-template-columns: 1fr 1fr; gap: 0 25px; }
  .redirect { grid-template-columns: 1fr; gap: 6px; }
  .redirect__arrow { text-align: left; transform: rotate(90deg); transform-origin: center; width: 24px; }
  .questions { columns: 1; }
  .footer { padding-bottom: 94px; }
  .mobile-cta { display: block; position: fixed; z-index: 30; inset: auto 10px 10px; }
  .mobile-cta .cta { width: 100%; min-height: 54px; box-shadow: 0 8px 30px rgba(15,34,30,.23); }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 44px; }
  .hero__sub br { display: none; }
  h2 { font-size: 34px; }
  .service-list { grid-template-columns: 1fr; }
  .proof-grid { grid-template-columns: 1fr 1fr; margin: 42px 0; }
  .proof-card { min-height: 190px; padding: 24px 18px; }
  .proof-card__number { margin-bottom: 18px; font-size: 32px; }
  .proof-card h3 { min-height: 2.8em; margin-bottom: 12px; font-size: 14px; }
  .proof-card p { font-size: 14px; }
  .proof-message h3 { font-size: 34px; }
  .flow__intro { font-size: 18px; }
  .contact-flow { margin-top: 42px; }
  .flow-step--meeting { margin-inline: -8px; padding: 34px 22px; }
  .flow-close { margin-top: 54px; }
  .connection-map span { min-height: 92px; font-size: 16px; }
  .story-step { grid-template-columns: 82px 1fr; }
  .story-step strong { font-size: 19px; }
  .price { padding: 36px 24px; }
  .footer__inner { display: block; }
  .footer__inner span { display: block; margin-bottom: 5px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}