:root {
  --ink: #171815;
  --ink-soft: #272822;
  --paper: #f2eee5;
  --paper-deep: #e7dfd2;
  --paper-light: #faf8f3;
  --bronze: #b28b62;
  --bronze-light: #d8bea0;
  --moss: #667064;
  --line: rgba(23, 24, 21, 0.16);
  --line-light: rgba(255, 255, 255, 0.18);
  --sans: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --serif: "Songti SC", STSong, "Noto Serif CJK SC", serif;
  --max: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
#about, #services, #process, #cases, #projects, #faq, #contact { scroll-margin-top: 80px; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
body.nav-open { overflow: hidden; }
img { display: block; width: 100%; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }
p, h1, h2, h3, dl, dd, figure { margin: 0; }
ul, ol { margin: 0; padding: 0; }
.container { width: min(var(--max), calc(100% - 64px)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 1000; padding: 10px 16px; color: #fff; background: var(--ink); transition: top .2s ease; }
.skip-link:focus { top: 16px; }

.top-note {
  position: relative;
  z-index: 30;
  color: rgba(255,255,255,.68);
  background: #10110f;
  font-size: 12px;
  letter-spacing: .11em;
}
.top-note__inner { min-height: 34px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }

.site-header {
  position: absolute;
  z-index: 40;
  top: 34px;
  left: 0;
  width: 100%;
  color: #fff;
  border-bottom: 1px solid rgba(255,255,255,.16);
  transition: background .25s ease, color .25s ease, box-shadow .25s ease;
}
.site-header.is-scrolled {
  position: fixed;
  top: 0;
  color: var(--ink);
  background: rgba(242,238,229,.92);
  border-color: var(--line);
  box-shadow: 0 8px 30px rgba(27,27,23,.06);
  backdrop-filter: blur(16px);
}
.nav-wrap { position: relative; min-height: 84px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { display: inline-flex; align-items: center; gap: 13px; flex: none; }
.brand-logo { width: 78px; height: auto; }
.brand-mark { position: relative; width: 39px; height: 43px; display: grid; place-items: center; border: 1px solid currentColor; }
.brand-mark i { position: absolute; left: 6px; top: -5px; width: 26px; height: 1px; background: var(--bronze); transform: rotate(-8deg); transform-origin: left; }
.brand-mark b { font-family: var(--serif); font-size: 22px; font-weight: 500; line-height: 1; }
.brand-copy { display: grid; gap: 1px; }
.brand-copy strong { font-family: var(--serif); font-size: 22px; font-weight: 600; letter-spacing: .16em; line-height: 1.2; }
.brand-copy small { font-size: 12px; letter-spacing: .14em; opacity: .72; }
.site-nav { display: flex; align-items: center; gap: 30px; font-size: 14px; }
.site-nav > a { position: relative; padding-block: 28px; }
.site-nav > a:not(.nav-cta)::after { content: ""; position: absolute; left: 0; bottom: 22px; width: 0; height: 1px; background: currentColor; transition: width .25s ease; }
.site-nav > a:hover::after { width: 100%; }
.nav-cta { padding: 10px 17px !important; border: 1px solid currentColor; transition: background .2s ease, color .2s ease; }
.nav-cta:hover { color: var(--ink); background: #fff; }
.site-header.is-scrolled .nav-cta:hover { color: #fff; background: var(--ink); }
.nav-toggle { display: none; width: 54px; height: 40px; flex: none; align-items: center; justify-content: center; padding: 0 10px; border: 1px solid currentColor; color: inherit; background: transparent; }
.nav-toggle__line { display: none; }
.nav-toggle__text { display: block; font-size: 12px; letter-spacing: .14em; line-height: 1; }

.hero {
  position: relative;
  min-height: 900px;
  overflow: hidden;
  color: #fff;
  background: var(--ink);
}
.hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 22% 45%, rgba(178,139,98,.12), transparent 34%), linear-gradient(115deg, rgba(255,255,255,.025), transparent 42%); }
.hero::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: rgba(255,255,255,.14); }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(420px, .75fr); gap: 8vw; align-items: center; min-height: 900px; padding-top: 116px; padding-bottom: 56px; }
.eyebrow { display: flex; align-items: center; gap: 12px; font-size: 12px; line-height: 1.35; letter-spacing: .18em; color: rgba(255,255,255,.72); }
.eyebrow span { width: 38px; height: 1px; background: var(--bronze); }
.eyebrow--dark { color: rgba(23,24,21,.58); }
.hero h1 { max-width: 730px; margin-top: 34px; font-family: var(--serif); font-size: clamp(58px, 5.75vw, 82px); font-weight: 500; letter-spacing: -.04em; line-height: 1.13; }
.hero h1 > span { display: block; white-space: nowrap; }
.hero h1 em { color: var(--bronze-light); font-style: normal; }
.hero-lead { max-width: 570px; margin-top: 30px; color: rgba(255,255,255,.68); font-size: 18px; line-height: 1.9; }
.hero-actions { display: flex; align-items: center; gap: 32px; margin-top: 42px; }
.button { min-height: 52px; display: inline-flex; align-items: center; justify-content: center; padding: 0 24px; border: 1px solid transparent; border-radius: 0; cursor: pointer; font-weight: 600; letter-spacing: .04em; transition: transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button--dark { color: var(--ink); background: var(--paper-light); }
.button--dark:hover { color: #fff; background: var(--bronze); }
.button--light { color: #fff; background: var(--ink); }
.button--light:hover { background: var(--bronze); }
.text-link { display: inline-flex; align-items: center; gap: 12px; padding-bottom: 4px; border-bottom: 1px solid rgba(255,255,255,.3); font-size: 14px; }
.text-link span { color: var(--bronze-light); }
.text-link--dark { border-color: rgba(23,24,21,.28); }
.text-link--dark span { color: var(--bronze); }
.hero-stats { max-width: 610px; display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 76px; border-top: 1px solid rgba(255,255,255,.16); }
.hero-stats div { padding-top: 20px; }
.hero-stats div + div { padding-left: 24px; border-left: 1px solid rgba(255,255,255,.16); }
.hero-stats dt { font-family: var(--serif); font-size: 26px; color: var(--bronze-light); }
.hero-stats dd { margin-top: 5px; color: rgba(255,255,255,.64); font-size: 13px; letter-spacing: .06em; }
.hero-visual { position: relative; height: 660px; margin: 0; align-self: end; }
.hero-visual::before { content: ""; position: absolute; inset: -18px 18px 18px -18px; z-index: -1; border: 1px solid rgba(255,255,255,.15); }
.hero-visual img { height: 100%; object-fit: cover; object-position: center 56%; filter: saturate(.82) contrast(1.02); }
.hero-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(10,10,9,.78), transparent 48%); pointer-events: none; }
.hero-visual figcaption { position: absolute; z-index: 1; left: 28px; right: 28px; bottom: 26px; }
.hero-visual figcaption > span { color: var(--bronze-light); font-size: 12px; letter-spacing: .12em; }
.hero-visual figcaption p { margin-top: 7px; font-family: var(--serif); font-size: 21px; }
.hero-visual figcaption small { display: block; margin-top: 5px; color: rgba(255,255,255,.7); font-size: 13px; }
.hero-seal { position: absolute; z-index: 2; top: -29px; right: -24px; width: 82px; height: 82px; display: grid; place-content: center; text-align: center; color: var(--ink); background: var(--bronze-light); font-family: var(--serif); font-size: 22px; line-height: 1.05; transform: rotate(4deg); }
.hero-seal span { font-family: var(--sans); font-size: 12px; letter-spacing: .12em; }
.hero-index { position: absolute; left: 2vw; bottom: -60px; color: rgba(255,255,255,.025); font-family: Georgia, serif; font-size: 300px; line-height: 1; }

.trust-strip { color: rgba(255,255,255,.72); background: #10110f; }
.trust-grid { min-height: 92px; display: grid; grid-template-columns: repeat(5, 1fr); align-items: center; }
.trust-grid p { display: flex; align-items: center; justify-content: center; gap: 13px; padding: 8px 16px; font-size: 13px; letter-spacing: .08em; }
.trust-grid p + p { border-left: 1px solid rgba(255,255,255,.12); }
.trust-grid span { color: var(--bronze); font: 12px Georgia, serif; }

.section { padding-block: 130px; }
.section-grid { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 7vw; }
.section-kicker { padding-top: 10px; }
.section-kicker span { display: block; color: var(--bronze); font-size: 12px; letter-spacing: .17em; }
.section-kicker p { margin-top: 8px; color: rgba(23,24,21,.55); font-size: 13px; }
.display-quote { max-width: 940px; font-family: var(--serif); font-size: clamp(38px, 4.5vw, 64px); line-height: 1.42; letter-spacing: -.035em; }
.about-lead { max-width: 920px; margin-top: 44px; color: rgba(23,24,21,.72); font-size: 18px; line-height: 1.95; }
.about-metrics { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 54px; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.about-metrics div { min-height: 132px; display: flex; flex-direction: column; justify-content: flex-end; padding: 22px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.about-metrics dt { color: var(--bronze); font: 30px/1.1 Georgia, serif; }
.about-metrics dd { margin-top: 9px; color: rgba(23,24,21,.64); font-size: 14px; letter-spacing: .05em; }
.about-pillars { display: grid; grid-template-columns: repeat(2, 1fr); margin-top: 64px; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.about-pillars article { min-height: 270px; padding: 32px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.about-pillars article > span { color: var(--bronze); font-size: 12px; letter-spacing: .12em; }
.about-pillars h3 { margin-top: 44px; font-family: var(--serif); font-size: 27px; font-weight: 500; }
.about-pillars p { margin-top: 14px; color: rgba(23,24,21,.6); font-size: 14px; }
.brand-statement { display: grid; grid-template-columns: 120px minmax(0,1fr) auto; gap: 30px; align-items: center; margin-top: 36px; padding: 34px; color: #fff; background: var(--moss); }
.brand-statement > p { color: var(--bronze-light); font-size: 12px; letter-spacing: .14em; }
.brand-statement strong { max-width: 650px; font-family: var(--serif); font-size: 22px; font-weight: 500; line-height: 1.7; }
.brand-statement .text-link--dark { color: #fff; white-space: nowrap; }
.intro-columns { display: grid; grid-template-columns: repeat(2, 1fr); gap: 60px; margin-top: 70px; padding-top: 30px; border-top: 1px solid var(--line); color: rgba(23,24,21,.7); }
.intro-columns strong { color: var(--ink); font-weight: 600; }

.services { background: var(--paper-light); }
.section-heading { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(300px, .55fr); gap: 70px; align-items: end; margin-bottom: 72px; }
.section-heading h2, .evidence h2, .process h2, .regions h2, .faq h2, .contact h2 { margin-top: 22px; font-family: var(--serif); font-size: clamp(40px, 4.4vw, 62px); font-weight: 500; line-height: 1.28; letter-spacing: -.035em; }
.section-heading > p { max-width: 470px; padding-bottom: 5px; color: rgba(23,24,21,.62); }
.service-list { border-top: 1px solid var(--line); }
.service-item { display: grid; grid-template-columns: 66px minmax(170px, .55fr) minmax(0, 1fr) 42px; gap: 30px; align-items: center; min-height: 154px; border-bottom: 1px solid var(--line); }
.service-no { color: var(--bronze); font: 14px Georgia, serif; }
.service-en { color: rgba(23,24,21,.55); font-size: 12px; letter-spacing: .12em; }
.service-item h3 { margin-top: 5px; font-family: var(--serif); font-size: 28px; font-weight: 500; }
.service-item > p { color: rgba(23,24,21,.63); }
.service-arrow { width: 38px; height: 38px; display: grid; place-items: center; border: 1px solid var(--line); transition: color .2s ease, background .2s ease, transform .2s ease; }
.service-item:hover .service-arrow { color: #fff; background: var(--ink); transform: rotate(45deg); }
.mode-band { display: grid; grid-template-columns: 180px 1fr auto; gap: 30px; align-items: center; margin-top: 44px; padding: 28px 32px; color: #fff; background: var(--moss); }
.mode-band > p { font-family: var(--serif); font-size: 18px; }
.mode-band div { display: flex; gap: 10px; }
.mode-band div span { padding: 7px 13px; border: 1px solid rgba(255,255,255,.25); font-size: 13px; }
.mode-band small { color: rgba(255,255,255,.72); font-size: 13px; }

.evidence { color: #fff; background: var(--ink); }
.evidence-grid { display: grid; grid-template-columns: minmax(300px, .65fr) minmax(0, 1fr); gap: 8vw; }
.evidence-intro > p:last-child { max-width: 390px; margin-top: 32px; color: rgba(255,255,255,.56); }
.evidence-cards { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--line-light); border-left: 1px solid var(--line-light); }
.evidence-card { min-height: 260px; padding: 34px; border-right: 1px solid var(--line-light); border-bottom: 1px solid var(--line-light); }
.evidence-card span { color: var(--bronze-light); font: 13px Georgia, serif; }
.evidence-card h3 { margin-top: 54px; font-family: var(--serif); font-size: 28px; font-weight: 500; }
.evidence-card p { margin-top: 14px; color: rgba(255,255,255,.54); font-size: 14px; }

.process { background: var(--paper-deep); }
.process-grid { display: grid; grid-template-columns: minmax(340px, .8fr) minmax(0, 1fr); gap: 9vw; align-items: center; }
.site-photo { position: relative; height: 760px; }
.site-photo::before { content: ""; position: absolute; inset: 18px -18px -18px 18px; border: 1px solid rgba(23,24,21,.2); }
.site-photo img { position: relative; height: 100%; object-fit: cover; object-position: center; filter: saturate(.82); }
.site-photo figcaption { position: absolute; left: 24px; right: 24px; bottom: 24px; padding: 20px; color: #fff; background: rgba(23,24,21,.84); backdrop-filter: blur(8px); }
.site-photo figcaption strong { display: block; font-family: var(--serif); font-size: 20px; }
.site-photo figcaption span { display: block; margin-top: 5px; color: rgba(255,255,255,.72); font-size: 13px; }
.process-lead { max-width: 580px; margin-top: 24px; color: rgba(23,24,21,.62); }
.process-steps { margin-top: 44px; list-style: none; border-top: 1px solid var(--line); }
.process-steps li { display: grid; grid-template-columns: 54px 1fr; gap: 18px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.process-steps li > span { color: var(--bronze); font: 13px Georgia, serif; }
.process-steps h3 { font-family: var(--serif); font-size: 20px; font-weight: 500; }
.process-steps p { margin-top: 3px; color: rgba(23,24,21,.64); font-size: 14px; }

.journey { background: var(--paper-light); }
.journey-track { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); list-style: none; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.journey-track li { min-height: 174px; display: flex; flex-direction: column; padding: 24px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.journey-track li span { color: var(--bronze); font: 12px Georgia, serif; }
.journey-track li strong { margin-top: auto; font-family: var(--serif); font-size: 21px; font-weight: 500; }
.journey-track li small { margin-top: 3px; color: rgba(23,24,21,.62); font-size: 12px; letter-spacing: .06em; }

.case-showcase { background: var(--paper-light); }
.case-feature { display: grid; grid-template-columns: minmax(0, 1.22fr) minmax(360px, .78fr); border: 1px solid var(--line); }
.case-feature + .case-feature { margin-top: 84px; }
.case-feature--reverse .case-feature__image { grid-column: 2; grid-row: 1; }
.case-feature--reverse .case-feature__copy { grid-column: 1; grid-row: 1; }
.case-feature--reverse .case-feature__thumbs { grid-column: 1 / 3; }
.case-feature__image { position: relative; min-height: 590px; overflow: hidden; background: var(--ink); }
.case-feature__image img { height: 100%; object-fit: cover; transition: transform .65s cubic-bezier(.22,.7,.22,1); }
.case-feature__image:hover img { transform: scale(1.025); }
.case-feature__image > span { position: absolute; top: 24px; left: 24px; padding: 8px 12px; color: #fff; background: rgba(23,24,21,.78); font-size: 12px; letter-spacing: .12em; }
.case-feature__copy { display: flex; flex-direction: column; justify-content: center; padding: 54px; color: #fff; background: var(--ink); }
.case-type { color: var(--bronze-light); font-size: 12px; letter-spacing: .1em; }
.case-feature__copy h3 { margin-top: 22px; font-family: var(--serif); font-size: clamp(34px, 3.4vw, 48px); font-weight: 500; line-height: 1.36; }
.case-feature__copy > p:not(.case-type) { margin-top: 26px; color: rgba(255,255,255,.6); font-size: 14px; }
.case-feature__copy dl { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 34px 0; padding: 22px 0; border-top: 1px solid var(--line-light); border-bottom: 1px solid var(--line-light); }
.case-feature__copy dt { color: rgba(255,255,255,.62); font-size: 12px; letter-spacing: .08em; }
.case-feature__copy dd { margin-top: 4px; font-family: var(--serif); font-size: 17px; }
.case-feature__copy .button { align-self: flex-start; }
.case-feature__thumbs { grid-column: 1 / 3; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); }
.case-feature__thumbs--two { grid-template-columns: repeat(2, 1fr); }
.case-feature__thumbs figure { position: relative; height: 290px; overflow: hidden; background: var(--ink); }
.case-feature__thumbs img { height: 100%; object-fit: cover; transition: transform .55s ease; }
.case-feature__thumbs figure:hover img { transform: scale(1.025); }
.case-feature__thumbs figcaption { position: absolute; left: 18px; right: 18px; bottom: 16px; padding: 10px 12px; color: #fff; background: rgba(23,24,21,.76); font-size: 13px; backdrop-filter: blur(8px); }
.case-coming { display: flex; align-items: center; justify-content: space-between; gap: 30px; margin-top: 28px; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.case-coming > span { color: var(--bronze); font-size: 12px; letter-spacing: .12em; }
.case-coming p { color: rgba(23,24,21,.55); font-size: 13px; }

.case-index-page { background: var(--paper-light); }
.case-index-hero { padding: 180px 0 110px; color: #fff; background: var(--ink); }
.case-index-hero h1 { max-width: 1050px; margin-top: 30px; font-family: var(--serif); font-size: clamp(54px, 6vw, 86px); font-weight: 500; line-height: 1.22; letter-spacing: -.045em; }
.case-index-hero__bottom { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 70px; align-items: end; margin-top: 70px; padding-top: 28px; border-top: 1px solid var(--line-light); }
.case-index-hero__bottom > p { max-width: 650px; color: rgba(255,255,255,.6); font-size: 16px; }
.case-index-hero__bottom dl { display: grid; grid-template-columns: repeat(3, auto); gap: 38px; }
.case-index-hero__bottom dt { color: var(--bronze-light); font: 26px Georgia, serif; }
.case-index-hero__bottom dd { margin-top: 5px; color: rgba(255,255,255,.64); font-size: 12px; letter-spacing: .07em; }
.case-index-section { background: var(--paper-light); }
.case-index-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 30px; }
.case-card { display: flex; flex-direction: column; color: var(--ink); background: var(--paper); border: 1px solid var(--line); transition: transform .25s ease, box-shadow .25s ease; }
.case-card:hover { transform: translateY(-5px); box-shadow: 0 18px 44px rgba(23,24,21,.1); }
.case-card figure { height: 300px; overflow: hidden; background: var(--ink); }
.case-card img { height: 100%; object-fit: cover; transition: transform .55s ease; }
.case-card:hover img { transform: scale(1.025); }
.case-card__body { flex: 1; display: flex; flex-direction: column; padding: 28px; }
.case-card__body > span { color: var(--bronze); font-size: 12px; letter-spacing: .11em; }
.case-card h2 { margin-top: 22px; font-family: var(--serif); font-size: 25px; font-weight: 500; line-height: 1.45; }
.case-card p { margin-top: 12px; color: rgba(23,24,21,.64); font-size: 14px; }
.case-card strong { margin-top: auto; padding-top: 28px; color: var(--bronze); font-size: 13px; font-weight: 500; letter-spacing: .06em; }

.projects { color: #fff; background: var(--ink-soft); }
.projects-heading > p { color: rgba(255,255,255,.56); }
.featured-case { display: grid; grid-template-columns: 130px minmax(220px, .75fr) minmax(0, 1fr); gap: 54px; align-items: center; min-height: 390px; padding: 48px; border: 1px solid var(--line-light); background: linear-gradient(135deg, rgba(178,139,98,.17), transparent 60%), #1e1f1b; }
.featured-case__index { align-self: stretch; display: flex; flex-direction: column; justify-content: space-between; padding-right: 30px; border-right: 1px solid var(--line-light); }
.featured-case__index span { color: var(--bronze-light); font-size: 12px; letter-spacing: .12em; writing-mode: vertical-rl; }
.featured-case__index strong { color: rgba(255,255,255,.16); font: 70px Georgia, serif; }
.featured-case__main > p { color: var(--bronze-light); font-size: 13px; letter-spacing: .09em; }
.featured-case__main h3 { margin-top: 18px; font-family: var(--serif); font-size: 52px; font-weight: 500; line-height: 1.2; }
.featured-case__main h3 em { color: rgba(255,255,255,.48); font: italic 28px Georgia, serif; }
.featured-case dl { display: grid; gap: 22px; }
.featured-case dl div { padding-bottom: 18px; border-bottom: 1px solid var(--line-light); }
.featured-case dt { color: rgba(255,255,255,.62); font-size: 12px; letter-spacing: .08em; }
.featured-case dd { margin-top: 4px; font-size: 15px; }
.featured-case__note { grid-column: 2 / 4; color: rgba(255,255,255,.62); font-size: 13px; }
.project-browser { margin-top: 72px; }
.project-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding-bottom: 22px; border-bottom: 1px solid var(--line-light); }
.project-toolbar h3 { font-family: var(--serif); font-size: 26px; font-weight: 500; }
.project-filters { display: flex; flex-wrap: wrap; gap: 8px; }
.project-filters button { padding: 8px 13px; border: 1px solid var(--line-light); color: rgba(255,255,255,.72); background: transparent; cursor: pointer; font-size: 14px; }
.project-filters button:hover, .project-filters button.is-active { color: var(--ink); background: var(--bronze-light); border-color: var(--bronze-light); }
.project-list { display: grid; grid-template-columns: repeat(3, 1fr); list-style: none; }
.project-list li { min-height: 76px; display: flex; align-items: center; gap: 18px; padding: 0 20px; border-right: 1px solid var(--line-light); border-bottom: 1px solid var(--line-light); font-family: var(--serif); font-size: 18px; }
.project-list li:nth-child(3n+1) { border-left: 1px solid var(--line-light); }
.project-list li[hidden] { display: none; }
.project-list span { color: var(--bronze); font: 12px Georgia, serif; }
.project-footnote { margin-top: 18px; color: rgba(255,255,255,.6); font-size: 13px; }

.regions { background: var(--paper); }
.regions-grid { display: grid; grid-template-columns: minmax(300px, .65fr) minmax(0, 1fr); gap: 8vw; }
.regions-copy > p:not(.eyebrow) { max-width: 480px; margin: 28px 0 34px; color: rgba(23,24,21,.62); }
.region-list { border-top: 1px solid var(--line); }
.region-list > div { display: grid; grid-template-columns: 44px 150px 1fr; gap: 20px; align-items: center; min-height: 88px; border-bottom: 1px solid var(--line); }
.region-list span { color: var(--bronze); font: 12px Georgia, serif; }
.region-list strong { font-family: var(--serif); font-size: 21px; font-weight: 500; }
.region-list small { color: rgba(23,24,21,.62); font-size: 14px; }

.faq { background: var(--paper-light); }
.faq-grid { display: grid; grid-template-columns: minmax(300px, .65fr) minmax(0, 1fr); gap: 9vw; }
.faq-title > p:last-child { max-width: 390px; margin-top: 25px; color: rgba(23,24,21,.58); }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { min-height: 84px; display: flex; align-items: center; justify-content: space-between; gap: 24px; list-style: none; cursor: pointer; font-family: var(--serif); font-size: 20px; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { color: var(--bronze); font-family: var(--sans); font-size: 24px; font-weight: 300; transition: transform .2s ease; }
.faq-list details[open] summary span { transform: rotate(45deg); }
.faq-list details p { max-width: 720px; padding: 0 48px 24px 0; color: rgba(23,24,21,.6); font-size: 14px; }

.contact { position: relative; overflow: hidden; padding-block: 130px; color: #fff; background: var(--moss); }
.contact::before { content: "墨"; position: absolute; right: -30px; bottom: -180px; color: rgba(255,255,255,.035); font-family: var(--serif); font-size: 530px; line-height: 1; }
.contact-grid { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(320px, .72fr) minmax(0, 1fr); gap: 9vw; }
.contact-copy > p:not(.eyebrow) { max-width: 480px; margin-top: 26px; color: rgba(255,255,255,.62); }
.contact address { margin-top: 64px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.2); font-style: normal; }
.contact address span { display: block; color: var(--bronze-light); font-size: 12px; letter-spacing: .12em; }
.contact address strong { display: block; max-width: 420px; margin-top: 8px; font-family: var(--serif); font-size: 20px; font-weight: 500; }
.contact address button { margin-top: 12px; padding: 0; border: 0; border-bottom: 1px solid rgba(255,255,255,.35); color: rgba(255,255,255,.82); background: transparent; cursor: pointer; font-size: 14px; }
.direct-contact { margin-top: 38px; }
.phone-card { min-height: 158px; display: flex; flex-direction: column; justify-content: center; padding: 24px; border: 1px solid rgba(255,255,255,.2); background: rgba(255,255,255,.05); }
.phone-card span { color: var(--bronze-light); font-size: 12px; letter-spacing: .09em; }
.phone-card strong { margin-top: 8px; font-family: Georgia, serif; font-size: 27px; font-weight: 400; letter-spacing: .02em; }
.phone-card small { margin-top: 8px; color: rgba(255,255,255,.68); font-size: 13px; }
.brief-form { display: grid; gap: 22px; padding: 42px; color: var(--ink); background: var(--paper-light); }
.field-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.brief-form label { display: grid; gap: 8px; color: rgba(23,24,21,.74); font-size: 14px; }
.brief-form input, .brief-form select, .brief-form textarea { width: 100%; border: 0; border-bottom: 1px solid rgba(23,24,21,.22); border-radius: 0; outline: 0; color: var(--ink); background: transparent; }
.brief-form input, .brief-form select { height: 46px; }
.brief-form textarea { padding: 12px 0; resize: vertical; }
.brief-form input:focus, .brief-form select:focus, .brief-form textarea:focus { border-color: var(--bronze); }
.brief-form .button { margin-top: 5px; }
.form-note { color: rgba(23,24,21,.62); font-size: 13px; }
.brief-result { position: relative; z-index: 3; width: min(720px, calc(100% - 32px)); margin: 44px auto 0; padding: 30px; color: var(--ink); background: var(--paper-light); box-shadow: 0 24px 70px rgba(20,20,18,.22); }
.brief-result[hidden] { display: none; }
.brief-result > div { display: flex; justify-content: space-between; align-items: center; }
.brief-result > div p { font-family: var(--serif); font-size: 22px; }
.brief-result > div button { border: 0; background: transparent; cursor: pointer; font-size: 24px; }
.brief-result pre { margin: 20px 0; padding: 20px; white-space: pre-wrap; color: rgba(23,24,21,.72); background: #eeeadf; font: 14px/1.8 var(--sans); }

.channel-section { padding: 110px 0; background: var(--paper-deep); }
.channel-heading { display: grid; grid-template-columns: minmax(0, 1fr) minmax(300px, .58fr); gap: 70px; align-items: end; }
.channel-heading h2 { margin-top: 22px; font-family: var(--serif); font-size: clamp(40px, 4.4vw, 62px); font-weight: 500; line-height: 1.28; letter-spacing: -.035em; }
.channel-heading > p { max-width: 470px; color: rgba(23,24,21,.64); }
.channel-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 30px; margin-top: 48px; }
.channel-card { display: grid; grid-template-columns: minmax(170px, .78fr) minmax(0, 1fr); gap: 28px; align-items: center; padding: 24px; border: 1px solid var(--line); background: var(--paper-light); }
.channel-card figure { min-width: 0; padding: 10px; background: #fff; }
.channel-card img { width: 100%; height: auto; object-fit: contain; }
.channel-card__copy > span { color: var(--bronze); font-size: 12px; letter-spacing: .12em; }
.channel-card h3 { margin-top: 14px; font-family: var(--serif); font-size: 27px; font-weight: 500; }
.channel-card p { margin-top: 12px; color: rgba(23,24,21,.62); font-size: 14px; }

.site-footer { padding: 74px 0 24px; color: rgba(255,255,255,.78); background: #10110f; }
.footer-grid { display: grid; grid-template-columns: .8fr 1.15fr 1.2fr 1.35fr 1fr; gap: 34px; }
.brand--footer { color: #fff; align-self: start; }
.footer-grid > div:not(.brand) span { color: var(--bronze-light); font-size: 12px; letter-spacing: .12em; }
.footer-grid > div:not(.brand) p { margin-top: 10px; font-size: 14px; line-height: 1.7; }
.footer-bottom { display: flex; justify-content: space-between; gap: 24px; margin-top: 66px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.12); color: rgba(255,255,255,.64); font-size: 12px; letter-spacing: .06em; }
.mobile-actions { display: none; }

/* Case detail */
.case-detail-hero { min-height: 900px; padding: 150px 0 80px; color: #fff; background: var(--ink); }
.case-detail-hero__grid { display: grid; grid-template-columns: minmax(0,.78fr) minmax(480px,1fr); gap: 7vw; align-items: center; }
.case-back { display: inline-block; margin-bottom: 54px; color: rgba(255,255,255,.7); font-size: 14px; }
.case-detail-hero h1 { margin-top: 30px; font-family: var(--serif); font-size: clamp(52px,5.2vw,76px); font-weight: 500; line-height: 1.24; letter-spacing: -.04em; }
.case-detail-hero__copy > p:not(.eyebrow) { max-width: 610px; margin-top: 30px; color: rgba(255,255,255,.64); font-size: 17px; }
.case-detail-hero__copy dl { display: grid; grid-template-columns: repeat(3,1fr); margin-top: 48px; padding-top: 22px; border-top: 1px solid var(--line-light); }
.case-detail-hero__copy dt { color: rgba(255,255,255,.62); font-size: 12px; letter-spacing: .09em; }
.case-detail-hero__copy dd { margin-top: 5px; font-family: var(--serif); font-size: 18px; }
.case-detail-hero__image { position: relative; height: 680px; }
.case-detail-hero__image::before { content:""; position:absolute; inset:-18px 18px 18px -18px; border:1px solid var(--line-light); }
.case-detail-hero__image img { position:relative; height:100%; object-fit:cover; }
.case-detail-hero__image figcaption { position:absolute; left:22px; bottom:22px; padding:10px 14px; color:#fff; background:rgba(23,24,21,.76); font-size:13px; backdrop-filter:blur(8px); }
.case-overview { background: var(--paper); }
.case-overview__content h2 { max-width: 930px; font-family:var(--serif); font-size:clamp(40px,4.4vw,62px); font-weight:500; line-height:1.32; letter-spacing:-.035em; }
.case-overview__text { display:grid; grid-template-columns:repeat(2,1fr); gap:50px; margin-top:48px; padding-top:30px; border-top:1px solid var(--line); color:rgba(23,24,21,.64); }
.case-points { display:grid; grid-template-columns:repeat(4,1fr); margin-top:64px; list-style:none; border-top:1px solid var(--line); border-left:1px solid var(--line); }
.case-points li { min-height:190px; display:flex; flex-direction:column; padding:24px; border-right:1px solid var(--line); border-bottom:1px solid var(--line); }
.case-points span { color:var(--bronze); font:12px Georgia,serif; }
.case-points strong { margin-top:auto; font-family:var(--serif); font-size:20px; font-weight:500; }
.case-points p { margin-top:8px; color:rgba(23,24,21,.62); font-size:14px; }
.case-gallery-section { background:var(--paper-light); }
.case-gallery { display:grid; grid-template-columns:repeat(2,1fr); gap:26px; }
.case-gallery figure { background:var(--paper); }
.case-gallery__wide { grid-column:1 / 3; }
.case-gallery img { height:430px; object-fit:cover; }
.case-gallery__wide img { height:680px; }
.case-gallery__portrait img { height:760px; }
.case-gallery__portrait-wide img { height:820px; object-fit:contain; background:#e4dfd6; }
.case-gallery figcaption { display:grid; grid-template-columns:180px 1fr; gap:28px; padding:22px 24px; }
.case-gallery figcaption strong { font-family:var(--serif); font-size:18px; font-weight:500; }
.case-gallery figcaption span { color:rgba(23,24,21,.64); font-size:14px; }
.case-detail-cta { padding:110px 0; color:#fff; background:var(--moss); }
.case-detail-cta > .container > p { color:var(--bronze-light); font-size:13px; letter-spacing:.09em; }
.case-detail-cta h2 { max-width:950px; margin-top:24px; font-family:var(--serif); font-size:clamp(40px,4.4vw,62px); font-weight:500; line-height:1.3; }
.case-detail-cta > .container > div { display:flex; align-items:center; gap:30px; margin-top:40px; }
.case-detail-cta strong { font:24px Georgia,serif; letter-spacing:.04em; }
.case-footer-grid { grid-template-columns:.8fr 1.3fr 1.5fr 1fr; }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .75s ease, transform .75s cubic-bezier(.22,.7,.22,1); }
.reveal--delay { transition-delay: .12s; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1100px) {
  .container { width: min(var(--max), calc(100% - 44px)); }
  .site-nav { gap: 20px; }
  .hero-grid { gap: 5vw; grid-template-columns: minmax(0, 1fr) minmax(350px, .72fr); }
  .hero-visual { height: 580px; }
  .section { padding-block: 100px; }
  .evidence-grid, .process-grid, .regions-grid, .faq-grid, .contact-grid { gap: 6vw; }
  .featured-case { grid-template-columns: 90px minmax(190px,.7fr) minmax(0,1fr); gap: 34px; }
  .case-index-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  .top-note__inner > span { display: none; }
  .top-note__inner > a { white-space: nowrap; }
  .site-header { top: 34px; }
  .site-header.is-scrolled { top: 0; }
  .nav-wrap { min-height: 72px; }
  .nav-toggle { display: flex !important; position: absolute; z-index: 3; top: 16px; right: 0; margin: 0; }
  .site-nav { position: fixed; inset: 0; z-index: 2; display: grid; align-content: center; gap: 0; padding: 96px 34px 40px; color: #fff; background: rgba(23,24,21,.98); transform: translateX(100%); transition: transform .28s ease; }
  .site-nav.is-open { transform: translateX(0); }
  .site-nav > a { padding: 15px 0; border-bottom: 1px solid rgba(255,255,255,.12); font-family: var(--serif); font-size: 24px; }
  .site-nav > a::after { display: none; }
  .site-nav .nav-cta { margin-top: 20px; padding: 12px 18px !important; text-align: center; font-family: var(--sans); font-size: 14px; }
  .site-header.is-scrolled .site-nav { color: #fff; }
  .hero { min-height: 0; }
  .hero-grid { grid-template-columns: 1fr; min-height: 0; padding-top: 160px; padding-bottom: 80px; }
  .hero-copy { padding-right: 7vw; }
  .hero h1 { font-size: clamp(52px, 8.4vw, 70px); }
  .hero-visual { width: 72%; height: 630px; margin-top: 40px; margin-left: auto; }
  .section-grid { grid-template-columns: 150px minmax(0,1fr); gap: 4vw; }
  .intro-columns { gap: 32px; }
  .about-metrics { grid-template-columns: repeat(2, 1fr); }
  .brand-statement { grid-template-columns: 1fr; gap: 16px; }
  .section-heading { grid-template-columns: 1fr; gap: 28px; }
  .service-item { grid-template-columns: 48px minmax(150px,.55fr) 1fr 38px; gap: 18px; }
  .mode-band { grid-template-columns: 1fr; gap: 18px; }
  .evidence-grid, .process-grid, .regions-grid, .faq-grid, .contact-grid { grid-template-columns: 1fr; gap: 70px; }
  .site-photo { height: 650px; width: 72%; }
  .journey-track { grid-template-columns: repeat(2, 1fr); }
  .case-feature { grid-template-columns: 1fr; }
  .case-feature + .case-feature { margin-top: 64px; }
  .case-feature--reverse .case-feature__image,
  .case-feature--reverse .case-feature__copy,
  .case-feature--reverse .case-feature__thumbs { grid-column: 1; grid-row: auto; }
  .case-feature__image { min-height: 520px; }
  .case-feature__copy { padding: 46px; }
  .case-feature__thumbs { grid-column: 1; }
  .case-feature__thumbs figure { height: 230px; }
  .case-index-hero__bottom { grid-template-columns: 1fr; gap: 32px; }
  .featured-case { grid-template-columns: 70px 1fr; }
  .featured-case dl { grid-column: 2; }
  .featured-case__note { grid-column: 2; }
  .project-list { grid-template-columns: repeat(2, 1fr); }
  .project-list li:nth-child(3n+1) { border-left: 0; }
  .project-list li:nth-child(2n+1) { border-left: 1px solid var(--line-light); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .case-detail-hero { min-height:0; padding-top:140px; }
  .case-detail-hero__grid { grid-template-columns:1fr; gap:70px; }
  .case-detail-hero__image { height:620px; }
  .case-points { grid-template-columns:repeat(2,1fr); }
  .channel-heading { grid-template-columns: 1fr; gap: 28px; }
  .channel-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  body { font-size: 15px; }
  .container { width: min(100% - 32px, var(--max)); }
  .top-note__inner { min-height: 30px; justify-content: center; }
  .site-header { top: 30px; }
  .brand-logo { width: 67px; }
  .brand-copy strong { font-size: 19px; }
  .brand-mark { width: 35px; height: 39px; }
  .hero-grid { padding-top: 130px; padding-bottom: 60px; }
  .hero-copy { padding-right: 0; }
  .hero h1 { margin-top: 28px; font-size: clamp(38px, 11.9vw, 47px); line-height: 1.18; }
  .hero-lead { font-size: 16px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 22px; }
  .hero-stats { grid-template-columns: 1fr; margin-top: 52px; }
  .hero-stats div { display: grid; grid-template-columns: 95px 1fr; align-items: baseline; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,.13); }
  .hero-stats div + div { padding-left: 0; border-left: 0; }
  .hero-stats dt { font-size: 23px; }
  .hero-visual { width: calc(100% - 18px); height: 540px; margin-top: 52px; }
  .hero-seal { right: -8px; }
  .trust-grid { grid-template-columns: repeat(2, 1fr); padding-block: 12px; }
  .trust-grid p { justify-content: flex-start; min-height: 48px; }
  .trust-grid p + p { border-left: 0; }
  .trust-grid p:nth-child(even) { border-left: 1px solid rgba(255,255,255,.12); }
  .section { padding-block: 78px; }
  .section-grid { grid-template-columns: 1fr; gap: 42px; }
  .display-quote { font-size: 36px; }
  .about-lead { margin-top: 30px; font-size: 16px; }
  .about-metrics { margin-top: 40px; }
  .about-metrics div { min-height: 112px; padding: 18px; }
  .about-metrics dt { font-size: 25px; }
  .about-pillars { grid-template-columns: 1fr; margin-top: 46px; }
  .about-pillars article { min-height: 0; padding: 26px 22px; }
  .about-pillars h3 { margin-top: 28px; font-size: 24px; }
  .brand-statement { margin-top: 28px; padding: 26px 22px; }
  .brand-statement strong { font-size: 20px; }
  .intro-columns { grid-template-columns: 1fr; gap: 24px; margin-top: 46px; }
  .section-heading { margin-bottom: 48px; }
  .section-heading h2, .evidence h2, .process h2, .regions h2, .faq h2, .contact h2 { font-size: 38px; }
  .service-item { grid-template-columns: 34px 1fr 34px; gap: 15px; padding: 22px 0; }
  .service-item > p { grid-column: 2 / 4; font-size: 13px; }
  .mode-band { padding: 24px; }
  .mode-band div { flex-wrap: wrap; }
  .evidence-cards { grid-template-columns: 1fr; }
  .evidence-card { min-height: 220px; }
  .site-photo { width: calc(100% - 18px); height: 560px; }
  .process-grid { gap: 64px; }
  .journey-track { grid-template-columns: 1fr 1fr; }
  .journey-track li { min-height: 150px; padding: 18px; }
  .case-feature__image { min-height: 390px; }
  .case-feature + .case-feature { margin-top: 48px; }
  .case-feature__copy { padding: 32px 24px; }
  .case-feature__copy dl { grid-template-columns: 1fr; gap: 12px; }
  .case-feature__copy dl div { display: grid; grid-template-columns: 100px 1fr; align-items: baseline; }
  .case-feature__thumbs { grid-template-columns: 1fr; }
  .case-feature__thumbs figure { height: 270px; }
  .case-coming { align-items: flex-start; flex-direction: column; gap: 7px; }
  .case-index-hero { padding: 128px 0 72px; }
  .case-index-hero h1 { font-size: 42px; }
  .case-index-hero__bottom { margin-top: 48px; }
  .case-index-hero__bottom dl { grid-template-columns: 1fr 1fr; gap: 22px; }
  .case-index-grid { grid-template-columns: 1fr; gap: 20px; }
  .case-card figure { height: 250px; }
  .case-card__body { padding: 24px; }
  .featured-case { grid-template-columns: 1fr; min-height: 0; padding: 28px; }
  .featured-case__index { min-height: 60px; flex-direction: row; padding-right: 0; padding-bottom: 18px; border-right: 0; border-bottom: 1px solid var(--line-light); }
  .featured-case__index span { writing-mode: initial; }
  .featured-case__index strong { font-size: 42px; }
  .featured-case dl, .featured-case__note { grid-column: 1; }
  .project-toolbar { align-items: flex-start; flex-direction: column; }
  .project-list { grid-template-columns: 1fr; }
  .project-list li, .project-list li:nth-child(2n+1), .project-list li:nth-child(3n+1) { border-left: 1px solid var(--line-light); }
  .region-list > div { grid-template-columns: 34px 105px 1fr; gap: 12px; }
  .region-list strong { font-size: 18px; }
  .field-row { grid-template-columns: 1fr; }
  .phone-card { padding: 19px; }
  .phone-card strong { font-size: 21px; }
  .brief-form { padding: 28px 22px; }
  .contact::before { font-size: 330px; bottom: -80px; }
  .channel-section { padding: 78px 0; }
  .channel-heading h2 { font-size: 38px; }
  .channel-card { grid-template-columns: 1fr; gap: 20px; padding: 20px; }
  .channel-card figure { width: min(100%, 220px); }
  .footer-grid { grid-template-columns: 1fr; gap: 34px; }
  .footer-bottom { align-items: flex-start; flex-direction: column; }
  body { padding-bottom: 62px; }
  .mobile-actions { position: fixed; z-index: 90; left: 0; right: 0; bottom: 0; min-height: 62px; display: grid; grid-template-columns: 1fr 1fr; color: #fff; background: var(--ink); box-shadow: 0 -8px 24px rgba(20,20,18,.16); }
  .mobile-actions a { display: flex; align-items: center; justify-content: center; padding: 0 14px; font-size: 14px; font-weight: 600; }
  .mobile-actions a + a { color: var(--ink); background: var(--bronze-light); }
  .case-detail-hero { padding:128px 0 64px; }
  .case-back { margin-bottom:34px; }
  .case-detail-hero h1 { font-size:40px; }
  .case-detail-hero__copy dl { grid-template-columns:1fr; gap:14px; }
  .case-detail-hero__copy dl div { display:grid; grid-template-columns:100px 1fr; align-items:baseline; }
  .case-detail-hero__image { height:390px; }
  .case-overview__text { grid-template-columns:1fr; gap:24px; }
  .case-points { grid-template-columns:1fr; }
  .case-points li { min-height:150px; }
  .case-gallery { grid-template-columns:1fr; gap:18px; }
  .case-gallery__wide { grid-column:1; }
  .case-gallery img, .case-gallery__wide img { height:280px; }
  .case-gallery .case-gallery__portrait img,
  .case-gallery .case-gallery__portrait-wide img { height:auto; object-fit:contain; }
  .case-gallery figcaption { grid-template-columns:1fr; gap:6px; }
  .case-detail-cta { padding:78px 0; }
  .case-detail-cta > .container > div { align-items:flex-start; flex-direction:column; gap:20px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}