:root {
  --ink: #231b2b;
  --purple: #211637;
  --purple-2: #39245d;
  --purple-3: #6c5490;
  --pearl: #f7f4ee;
  --paper: #fffdf8;
  --amber: #f2a93b;
  --amber-light: #ffc969;
  --sage: #cbc7b9;
  --line: rgba(35, 27, 43, .17);
  --sans: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
  --serif: "Songti SC", SimSun, "Noto Serif CJK SC", serif;
  --shell: min(1280px, calc(100% - 64px));
  --ease: cubic-bezier(.22, 1, .36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 92px; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--pearl);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
h1, h2, h3, p { margin-top: 0; }
svg { display: block; }
.shell { width: var(--shell); margin-inline: auto; }
.grid-12 { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 24px; }
.section { position: relative; padding: 136px 0; }
.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; z-index: 999; top: 12px; left: 12px; padding: 10px 16px; color: #fff; background: var(--purple); transform: translateY(-150%); transition: transform .2s; border-radius: 8px; }
.skip-link:focus { transform: none; }
:focus-visible { outline: 3px solid var(--amber); outline-offset: 4px; }

.site-header { position: fixed; z-index: 50; inset: 0 0 auto; transition: background .3s, box-shadow .3s, color .3s; color: #fff; }
.site-header.scrolled { color: var(--ink); background: rgba(247, 244, 238, .92); box-shadow: 0 1px 0 var(--line); backdrop-filter: blur(18px); }
.header-inner { height: 82px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 13px; font-weight: 650; letter-spacing: .03em; }
.brand-mark { width: 37px; height: 37px; display: grid; grid-template-columns: 1fr 1fr; align-items: end; gap: 3px; transform: rotate(45deg); }
.brand-mark i { display: block; background: var(--amber); border-radius: 2px 12px 2px 12px; }
.brand-mark i:first-child { height: 24px; }
.brand-mark i:last-child { height: 16px; background: currentColor; opacity: .65; }
.brand-name { font-size: 14px; white-space: nowrap; }
.site-nav { display: flex; align-items: center; gap: 34px; font-size: 13px; font-weight: 600; letter-spacing: .07em; }
.site-nav > a:not(.nav-cta) { position: relative; padding: 8px 0; }
.site-nav > a:not(.nav-cta)::after { content: ""; position: absolute; inset: auto 0 2px; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: right; transition: transform .3s; }
.site-nav > a:hover::after, .site-nav > a.active::after { transform: scaleX(1); transform-origin: left; }
.nav-cta { padding: 10px 18px; color: var(--purple); background: var(--amber); border-radius: 999px; }
.menu-toggle { display: none; border: 0; color: inherit; background: transparent; }

.hero { min-height: 800px; height: min(920px, 100vh); overflow: hidden; color: #fff; background: var(--purple); }
.hero::before { content: ""; position: absolute; inset: 0; opacity: .085; background-image: linear-gradient(rgba(255,255,255,.6) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.6) 1px, transparent 1px); background-size: calc((100vw - 64px) / 12) 100%, calc((100vw - 64px) / 12) 100%; mask-image: linear-gradient(to bottom, #000, transparent 85%); }
.hero-grid { position: relative; height: 100%; display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 24px; align-items: center; padding-top: 70px; }
.hero-copy { position: relative; z-index: 2; grid-column: 1 / span 6; padding-bottom: 48px; }
.eyebrow { display: flex; align-items: center; gap: 11px; margin-bottom: 24px; color: var(--purple-3); font-size: 12px; font-weight: 700; letter-spacing: .25em; text-transform: uppercase; }
.hero .eyebrow { color: #d1c2e8; }
.eyebrow > span { width: 26px; height: 1px; background: var(--amber); }
.hero h1 { margin-bottom: 30px; font-family: var(--serif); font-size: clamp(56px, 6.8vw, 100px); font-weight: 500; line-height: 1.08; letter-spacing: -.065em; }
.hero h1 em { color: var(--amber-light); font-style: normal; }
.hero-lead { width: min(520px, 95%); margin-bottom: 42px; color: #d8d0e4; font-size: 18px; line-height: 1.9; }
.hero-actions { display: flex; align-items: center; gap: 30px; }
.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; gap: 28px; padding: 12px 22px; border-radius: 999px; font-size: 13px; font-weight: 700; letter-spacing: .08em; transition: transform .25s var(--ease), box-shadow .25s; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--purple); background: var(--amber); box-shadow: 0 12px 32px rgba(242, 169, 59, .18); }
.button-primary:hover { box-shadow: 0 16px 42px rgba(242, 169, 59, .28); }
.text-link { display: inline-flex; gap: 12px; align-items: center; color: #e7e0ef; font-size: 13px; border-bottom: 1px solid rgba(255,255,255,.3); }
.text-link span { color: var(--amber); }
.hero-visual { position: relative; z-index: 2; grid-column: 8 / -1; min-height: 510px; }
.visual-panel { position: absolute; inset: 30px 0 0; display: flex; flex-direction: column; padding: 24px; border: 1px solid rgba(255,255,255,.14); background: rgba(255,255,255,.055); backdrop-filter: blur(16px); border-radius: 34% 34% 18% 18% / 26% 26% 16% 16%; box-shadow: 0 40px 100px rgba(9, 4, 18, .35); }
.visual-topline { display: flex; justify-content: space-between; color: #d9cfe5; font-size: 10px; letter-spacing: .16em; }
.status-dot { display: flex; gap: 7px; align-items: center; }
.status-dot::before { content: ""; width: 6px; height: 6px; background: var(--amber); border-radius: 50%; box-shadow: 0 0 0 4px rgba(242,169,59,.12); }
.visual-center { position: relative; flex: 1; display: grid; place-items: center; }
.core { position: relative; z-index: 5; width: 134px; height: 134px; display: flex; flex-direction: column; align-items: center; justify-content: center; background: var(--amber); color: var(--purple); border-radius: 44% 56% 50% 50%; box-shadow: 0 0 0 13px rgba(242,169,59,.08), 0 22px 50px rgba(0,0,0,.2); }
.core strong { font-family: var(--serif); font-size: 32px; font-weight: 600; }
.core small { font-size: 9px; letter-spacing: .18em; }
.orbit { position: absolute; inset: 13% 15%; border: 1px solid rgba(255,255,255,.18); border-radius: 50%; transform: rotate(-12deg); }
.orbit-two { inset: 2% 5%; border-style: dashed; transform: rotate(18deg); }
.orbit span { position: absolute; display: grid; place-items: center; width: 46px; height: 46px; color: var(--purple); background: #e6dcef; border-radius: 50%; font-size: 10px; font-weight: 700; }
.orbit-one span { top: 4%; right: 7%; }
.orbit-two span { bottom: 2%; left: 18%; background: var(--amber-light); }
.satellite { position: absolute; color: #d8cee4; font-size: 10px; letter-spacing: .15em; }
.satellite-a { top: 19%; left: 14%; }.satellite-b { right: 10%; bottom: 22%; }.satellite-c { left: 20%; bottom: 12%; }
.visual-axis { display: flex; align-items: center; gap: 10px; color: #a89ab8; font-size: 9px; letter-spacing: .14em; }
.visual-axis i { flex: 1; height: 1px; background: rgba(255,255,255,.12); }
.floating-note { position: absolute; z-index: 7; display: flex; align-items: center; gap: 10px; padding: 11px 16px; color: var(--purple); background: var(--paper); border-radius: 999px; box-shadow: 0 15px 40px rgba(5,2,11,.3); font-family: var(--serif); font-size: 13px; }
.floating-note span { display: grid; place-items: center; width: 26px; height: 26px; color: #fff; background: var(--purple-2); border-radius: 50%; font-family: var(--sans); font-size: 8px; }
.note-one { top: 0; right: 4%; }.note-two { left: -8%; bottom: 7%; }
.hero-index { position: absolute; bottom: 36px; left: 0; display: flex; align-items: center; gap: 13px; color: rgba(255,255,255,.44); font-size: 9px; letter-spacing: .22em; }
.hero-index i { width: 26px; height: 1px; background: rgba(255,255,255,.2); }
.hero-orb { position: absolute; border-radius: 50%; filter: blur(2px); }
.hero-orb-one { width: 460px; height: 460px; right: -180px; top: -120px; background: #4f3975; opacity: .45; }
.hero-orb-two { width: 280px; height: 280px; left: 44%; bottom: -180px; background: var(--amber); opacity: .12; }

.section-number { color: #82758d; font-size: 10px; font-weight: 700; letter-spacing: .18em; }
.intro .section-number { grid-column: 1 / span 2; }
.intro-heading { grid-column: 3 / span 5; }
.intro-heading h2, .section-heading h2, .method-copy h2, .contact h2 { font-family: var(--serif); font-size: clamp(38px, 4.2vw, 62px); font-weight: 500; line-height: 1.25; letter-spacing: -.045em; }
.intro-copy { grid-column: 9 / -1; padding-top: 50px; }
.intro-copy > p { margin-bottom: 46px; color: #625a67; font-family: var(--serif); font-size: 17px; line-height: 2; }
.principles { margin: 0; border-top: 1px solid var(--line); }
.principles div { display: grid; grid-template-columns: 1.15fr 1fr; gap: 12px; padding: 17px 0; border-bottom: 1px solid var(--line); }
.principles dt { font-size: 13px; font-weight: 700; }.principles dd { margin: 0; color: #817787; font-size: 11px; text-align: right; }

.section-dark { color: #fff; background: var(--purple); }
.section-dark .section-number { color: #b8aec4; }
.section-head .section-number, .workflow-head .section-number, .insights-head .section-number { grid-column: 1 / span 2; }
.section-head .section-heading, .workflow-head .section-heading, .insights-head .section-heading { grid-column: 3 / span 6; }
.section-heading h2 { margin-bottom: 0; }
.section-summary { grid-column: 10 / -1; align-self: end; margin-bottom: 5px; color: #aaa0b6; font-family: var(--serif); font-size: 15px; line-height: 1.9; }
.eyebrow-light { color: #b8a9c9; }
.services { overflow: hidden; }
.services::after { content: ""; position: absolute; width: 540px; height: 540px; right: -310px; top: 22%; border: 1px solid rgba(255,255,255,.08); border-radius: 44% 56% 62% 38%; box-shadow: 0 0 0 50px rgba(255,255,255,.015), 0 0 0 110px rgba(255,255,255,.012); }
.service-list { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin-top: 72px; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.12); }
.service-card { min-height: 500px; padding: 26px 28px 34px; background: var(--purple); transition: background .35s, transform .35s var(--ease); }
.service-card:hover { position: relative; z-index: 2; background: var(--purple-2); transform: translateY(-6px); }
.service-meta { display: flex; align-items: center; gap: 11px; color: #b8aec4; font-size: 9px; }
.service-meta i { flex: 1; height: 1px; background: rgba(255,255,255,.1); }
.service-icon { width: 78px; height: 78px; display: grid; place-items: center; margin: 60px 0 35px; color: var(--amber); background: rgba(255,255,255,.055); border-radius: 50%; }
.service-icon svg { width: 42px; fill: none; stroke: currentColor; stroke-width: 1.2; }
.service-card h3 { margin-bottom: 18px; font-family: var(--serif); font-size: 24px; font-weight: 500; }
.service-card > p { min-height: 88px; color: #bcb2c7; font-size: 13px; line-height: 1.9; }
.service-card ul { display: flex; flex-wrap: wrap; gap: 8px; margin: 28px 0 0; padding: 0; list-style: none; }
.service-card li { padding: 5px 9px; color: #d6ccdf; border: 1px solid rgba(255,255,255,.13); border-radius: 999px; font-size: 9px; letter-spacing: .08em; }

.method { overflow: hidden; }
.method .section-number { grid-column: 1 / span 2; }
.method-copy { grid-column: 3 / span 4; }
.method-copy > p:last-child { margin-top: 30px; color: #6c6470; font-family: var(--serif); font-size: 16px; line-height: 2; }
.method-steps { grid-column: 8 / -1; }
.method-step { display: grid; grid-template-columns: 54px 1fr; gap: 18px; padding: 28px 0; border-bottom: 1px solid var(--line); }
.method-step:first-child { padding-top: 0; }
.step-index { display: grid; place-items: center; width: 38px; height: 38px; color: var(--purple); border: 1px solid #c0b8c4; border-radius: 50%; font-family: var(--serif); font-size: 13px; }
.method-step h3 { margin: 0 0 7px; font-family: var(--serif); font-size: 21px; font-weight: 600; }
.method-step p { margin: 0; color: #756c78; font-size: 12px; line-height: 1.8; }
.method-shape { position: absolute; width: 430px; height: 430px; left: -270px; bottom: 20px; border: 1px solid #ded8d0; border-radius: 44% 56% 35% 65%; box-shadow: 0 0 0 35px rgba(224,217,207,.3), 0 0 0 72px rgba(224,217,207,.16); }

.workflow { padding-top: 0; }
.workflow-head { padding: 96px 0 65px; border-top: 1px solid var(--line); }
.workflow .section-summary { color: #756d78; }
.timeline { display: grid; grid-template-columns: repeat(4, 1fr); margin: 0; padding: 0; list-style: none; counter-reset: process; border-top: 1px solid var(--line); }
.timeline li { position: relative; min-height: 190px; padding: 24px 26px; border-right: 1px solid var(--line); }
.timeline li:last-child { border-right: 0; }
.timeline li::before { content: ""; position: absolute; top: -6px; left: 25px; width: 11px; height: 11px; background: var(--pearl); border: 2px solid var(--amber); border-radius: 50%; }
.timeline span { color: #a99cae; font-size: 9px; letter-spacing: .15em; }
.timeline div { margin-top: 56px; }
.timeline h3 { margin-bottom: 6px; font-family: var(--serif); font-size: 20px; font-weight: 600; }
.timeline p { margin: 0; color: #756d78; font-size: 11px; }

.insights { background: #ede9e1; }
.insights-head { margin-bottom: 65px; }
.insight-grid { display: grid; grid-template-columns: 1.42fr .88fr; gap: 24px; }
.feature-insight { display: grid; grid-template-columns: 1.15fr .85fr; min-height: 460px; background: var(--paper); }
.insight-art { position: relative; min-height: 380px; overflow: hidden; background: var(--purple-2); }
.art-ring { position: absolute; width: 290px; height: 290px; top: 60px; left: 50%; border: 1px solid rgba(255,255,255,.15); border-radius: 42% 58% 60% 40%; transform: translateX(-50%) rotate(24deg); box-shadow: 0 0 0 40px rgba(255,255,255,.025), 0 0 0 80px rgba(255,255,255,.018); }
.art-ring::after { content: ""; position: absolute; inset: 70px; background: var(--amber); border-radius: 60% 40% 46% 54%; transform: rotate(-45deg); box-shadow: 0 20px 50px rgba(0,0,0,.24); }
.art-grid { position: absolute; inset: 0; opacity: .12; background-image: linear-gradient(rgba(255,255,255,.7) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.7) 1px, transparent 1px); background-size: 40px 40px; }
.insight-art > span { position: absolute; left: 24px; bottom: 18px; color: rgba(255,255,255,.5); font-size: 10px; }
.insight-body { display: flex; flex-direction: column; padding: 45px 38px 34px; }
.article-tag { margin-bottom: 18px; color: var(--purple-3); font-size: 10px; font-weight: 700; letter-spacing: .18em; }
.insight-body h3, .small-insight h3 { font-family: var(--serif); font-size: 25px; font-weight: 600; line-height: 1.5; }
.insight-body > p:not(.article-tag), .small-insight > p:not(.article-tag) { color: #716a73; font-size: 12px; line-height: 1.9; }
.read-more { display: flex; justify-content: space-between; margin-top: auto; padding-top: 18px; border-top: 1px solid var(--line); color: var(--purple); font-size: 11px; font-weight: 700; letter-spacing: .1em; }
.read-more i { color: var(--amber); font-style: normal; font-size: 16px; }
.insight-stack { display: grid; grid-template-rows: 1fr 1fr; gap: 24px; }
.small-insight { position: relative; padding: 34px 110px 30px 34px; overflow: hidden; background: var(--paper); }
.small-insight h3 { margin-bottom: 13px; font-size: 20px; }
.small-insight > span { position: absolute; right: -14px; bottom: -40px; color: #eee9ef; font-family: var(--serif); font-size: 110px; line-height: 1; }

.contact { padding-bottom: 46px; color: #fff; background: var(--pearl); }
.contact-card { position: relative; min-height: 400px; display: grid; grid-template-columns: 1fr auto; align-content: center; align-items: end; gap: 35px 60px; overflow: hidden; padding: 75px 8%; background: var(--purple); border-radius: 80px 12px 80px 12px; }
.contact-copy { position: relative; z-index: 2; max-width: 720px; }
.contact h2 { margin-bottom: 22px; color: #fff; font-size: clamp(40px, 5vw, 68px); }
.contact-copy > p:last-child { max-width: 560px; margin: 0; color: #c4b9d0; font-family: var(--serif); font-size: 16px; }
.button-amber { position: relative; z-index: 2; color: var(--purple); background: var(--amber); }
.contact-note { position: relative; z-index: 2; grid-column: 1 / -1; margin: 0; color: #b8aec4; font-size: 9px; letter-spacing: .24em; }
.contact-orbit { position: absolute; width: 520px; height: 520px; right: -190px; top: -220px; border: 1px solid rgba(255,255,255,.1); border-radius: 50%; }
.contact-orbit i { position: absolute; border: 1px solid rgba(255,255,255,.07); border-radius: 50%; }
.contact-orbit i:nth-child(1) { inset: 50px; }.contact-orbit i:nth-child(2) { inset: 105px; }.contact-orbit i:nth-child(3) { width: 90px; height: 90px; left: 50%; bottom: -45px; background: var(--amber); border: 0; }
.closing-row { min-height: 128px; display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 50px; color: var(--ink); }
.brand-closing .brand-mark { color: var(--purple); }.brand-closing .brand-name { font-size: 12px; }
.closing-row nav { display: flex; gap: 24px; color: #6e6572; font-size: 11px; }
.closing-row nav a:hover { color: var(--purple); }
.back-top { font-size: 11px; font-weight: 700; }.back-top span { margin-left: 8px; color: var(--purple-3); }

.js .reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.js .reveal.is-visible { opacity: 1; transform: none; }
.service-card:nth-child(2), .method-step:nth-child(2), .timeline li:nth-child(2) { transition-delay: .08s; }
.service-card:nth-child(3), .method-step:nth-child(3), .timeline li:nth-child(3) { transition-delay: .16s; }
.service-card:nth-child(4), .method-step:nth-child(4), .timeline li:nth-child(4) { transition-delay: .24s; }

@media (max-width: 1050px) {
  :root { --shell: min(100% - 44px, 900px); }
  .site-nav { gap: 20px; }
  .hero-copy { grid-column: 1 / span 7; }
  .hero-visual { grid-column: 8 / -1; transform: scale(.9); transform-origin: center right; }
  .intro-heading { grid-column: 3 / span 6; }
  .intro-copy { grid-column: 9 / -1; }
  .service-list { grid-template-columns: repeat(2, 1fr); }
  .service-card { min-height: 450px; }
  .section-head .section-heading, .workflow-head .section-heading, .insights-head .section-heading { grid-column: 3 / span 7; }
  .section-summary { grid-column: 10 / -1; }
  .method-copy { grid-column: 3 / span 5; }
  .method-steps { grid-column: 8 / -1; }
  .feature-insight { grid-template-columns: 1fr; }
  .insight-art { min-height: 300px; }
}

@media (max-width: 780px) {
  :root { --shell: calc(100% - 36px); }
  html { scroll-padding-top: 72px; }
  .section { padding: 90px 0; }
  .header-inner { height: 70px; }
  .brand-name { font-size: 12px; }
  .brand-mark { width: 31px; height: 31px; }
  .menu-toggle { position: relative; z-index: 55; width: 42px; height: 42px; display: grid; align-content: center; gap: 7px; padding: 10px; }
  .menu-toggle > span:not(.sr-only) { display: block; width: 22px; height: 1px; background: currentColor; transition: transform .25s, opacity .25s; }
  .menu-toggle[aria-expanded="true"] > span:nth-of-type(2) { transform: translateY(4px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] > span:nth-of-type(3) { transform: translateY(-4px) rotate(-45deg); }
  .site-nav { position: fixed; inset: 0; display: flex; flex-direction: column; justify-content: center; gap: 24px; color: #fff; background: rgba(33,22,55,.98); opacity: 0; visibility: hidden; transform: translateY(-12px); transition: opacity .3s, transform .3s, visibility .3s; }
  .site-nav.open { opacity: 1; visibility: visible; transform: none; }
  .site-nav a { font-family: var(--serif); font-size: 24px; font-weight: 500; letter-spacing: .02em; }
  .site-nav .nav-cta { margin-top: 12px; padding: 8px 28px; color: var(--purple); font-family: var(--sans); font-size: 14px; }
  .site-header.menu-active { color: #fff; background: transparent; box-shadow: none; }
  .hero { height: auto; min-height: 940px; }
  .hero-grid { display: block; padding-top: 145px; }
  .hero-copy { padding: 0; }
  .hero h1 { font-size: clamp(52px, 15vw, 76px); }
  .hero-lead { font-size: 16px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 20px; }
  .hero-visual { width: 88%; min-height: 380px; margin: 55px 0 70px auto; transform: none; }
  .visual-panel { inset: 0; }
  .floating-note { font-size: 11px; }.note-two { left: -10%; }
  .hero-index { display: none; }
  .grid-12 { display: block; }
  .section-number { margin-bottom: 42px; }
  .intro-heading h2, .section-heading h2, .method-copy h2 { font-size: 40px; }
  .intro-copy { padding-top: 18px; }
  .intro-copy > p { margin-bottom: 35px; }
  .section-head .section-summary, .workflow-head .section-summary { margin-top: 26px; }
  .service-list { grid-template-columns: 1fr; margin-top: 50px; }
  .service-card { min-height: 420px; }
  .service-icon { margin-top: 44px; }
  .method-copy > p:last-child { margin-bottom: 50px; }
  .method-steps { margin-left: 12%; }
  .method-shape { display: none; }
  .workflow { padding-top: 0; }
  .workflow-head { padding: 80px 0 50px; }
  .timeline { grid-template-columns: 1fr 1fr; border-left: 1px solid var(--line); }
  .timeline li { border-right: 0; border-bottom: 1px solid var(--line); }
  .timeline li::before { left: -6px; }
  .timeline li:nth-last-child(-n+2) { border-bottom: 0; }
  .insights-head { margin-bottom: 45px; }
  .insight-grid { grid-template-columns: 1fr; }
  .insight-stack { grid-template-rows: none; grid-template-columns: 1fr 1fr; }
  .small-insight { min-height: 280px; padding-right: 45px; }
  .contact-card { display: block; min-height: 510px; padding: 70px 38px; border-radius: 56px 10px 56px 10px; }
  .contact .button { margin-top: 36px; }
  .contact-note { margin-top: 55px; }
  .closing-row { grid-template-columns: 1fr auto; gap: 22px; padding: 32px 0; }
  .closing-row nav { display: none; }
}

@media (max-width: 520px) {
  :root { --shell: calc(100% - 28px); }
  .section { padding: 76px 0; }
  .brand-name { max-width: 195px; white-space: normal; line-height: 1.35; }
  .hero { min-height: 900px; }
  .hero-grid { padding-top: 125px; }
  .hero h1 { font-size: 50px; }
  .hero-lead { line-height: 1.8; }
  .hero-visual { width: 96%; min-height: 345px; margin-top: 46px; }
  .visual-panel { padding: 18px; }
  .visual-center { transform: scale(.88); }
  .core { width: 116px; height: 116px; }
  .note-one { right: -2%; }.note-two { left: -4%; bottom: -3%; }
  .floating-note { padding: 8px 12px; }
  .intro-heading h2, .section-heading h2, .method-copy h2 { font-size: 34px; }
  .principles div { grid-template-columns: 1fr; gap: 2px; }
  .principles dd { text-align: left; }
  .service-card { min-height: 430px; padding-inline: 24px; }
  .method-steps { margin-left: 0; }
  .timeline { grid-template-columns: 1fr; }
  .timeline li { min-height: 140px; padding-left: 24px; }
  .timeline li:nth-last-child(2) { border-bottom: 1px solid var(--line); }
  .timeline li::before { background: var(--pearl); }
  .timeline div { margin-top: 30px; }
  .insight-grid, .insight-stack { display: block; }
  .feature-insight, .small-insight { margin-bottom: 16px; }
  .insight-body { padding: 34px 26px; min-height: 330px; }
  .small-insight { min-height: 245px; padding: 30px 70px 28px 26px; }
  .contact { padding-bottom: 30px; }
  .contact-card { min-height: 520px; padding: 60px 25px; }
  .contact h2 { font-size: 40px; }
  .contact-orbit { right: -350px; }
  .closing-row { grid-template-columns: 1fr; }
  .back-top { justify-self: start; }
}

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