@charset "UTF-8";
:root {
  --paper: #f8f7f3;
  --ink: #19211f;
  --muted: #636963;
  --blue: #2e67b2;
  --blue-dark: #245894;
  --line: #d6d8cf;
  --surface: #eef3f5;
  --accent: #2e67b2;
  --max: 1512px;
  --gutter: clamp(24px, 5vw, 88px);
  --ease: cubic-bezier(.22,.7,.2,1);
  --sans: "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  --serif: Georgia, "Times New Roman", serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 110px; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 16px; line-height: 1.65; -webkit-font-smoothing: antialiased; }
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
button,a,summary { -webkit-tap-highlight-color: transparent; }
button:focus-visible,a:focus-visible,summary:focus-visible { outline: 2px solid var(--blue); outline-offset: 6px; }
::selection { background: var(--blue); color: white; }
h1,h2,h3,p,figure { margin: 0; }
h1,h2,h3 { font-weight: 500; }
h2 { font-size: clamp(40px, 4.7vw, 72px); line-height: 1.1; letter-spacing: -.052em; }
em { font-style: normal; color: var(--blue); }
img { display: block; max-width: 100%; }
.wrap { width: calc(100% - var(--gutter) * 2); max-width: var(--max); margin-inline: auto; }
.section-space { padding-block: clamp(88px, 10vw, 156px); }
.skip-link { position: fixed; top: 12px; left: 12px; z-index: 100; padding: 12px 20px; background: var(--ink); color: white; transform: translateY(-180%); }
.skip-link:focus { transform: none; }

/* Masthead: a quiet frame for the brand. */
.header { position: sticky; top: 0; z-index: 30; background: var(--paper); }
.header-inner { min-height: 94px; display: flex; align-items: center; gap: 42px; border-bottom: 1px solid var(--line); }
.wordmark { display: inline-flex; gap: 9px; align-items: center; flex-shrink: 0; }
.brand-mark { width: 34px; height: 34px; }
.brand-name { display: inline-flex; align-items: baseline; font-size: 28px; font-weight: 700; line-height: 1; letter-spacing: -1.5px; white-space: nowrap; }
.brand-name b { font-weight: 400; }
.brand-name i { width: 4px; height: 4px; background: var(--blue); margin-left: 3px; }
.navigation { display: flex; align-items: center; gap: 32px; margin-left: auto; font-size: 13px; }
.navigation > a { display: inline-flex; align-items: center; min-height: 44px; position: relative; }
.navigation > a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 4px; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform .25s var(--ease); }
.navigation > a:hover::after { transform: scaleX(1); }
.nav-contact { gap: 16px; color: var(--blue); }
.nav-contact > span:last-child { font-size: 22px; }
.header-controls { display: flex; align-items: center; gap: 12px; }
.language { display: flex; align-items: center; font-size: 11px; }
.language > span { color: #969c94; }
.language button { min-width: 44px; min-height: 44px; padding: 8px 4px; background: none; border: 0; color: var(--muted); }
.language button[aria-pressed="true"] { color: var(--blue); font-weight: 700; }
.menu-toggle { display: none; }

/* A typographic statement and one sculptural globe, each with its own space. */
.hero { overflow: clip; }
.hero-topline { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding-top: 32px; }
.eyebrow { display: flex; align-items: center; gap: 10px; font-size: 11px; letter-spacing: .02em; }
.status-dot { width: 5px; height: 5px; background: var(--blue); flex-shrink: 0; }
.hero-edition { font-size: 9px; letter-spacing: .085em; color: var(--muted); }
.hero-main { display: grid; grid-template-columns: 53% 47%; position: relative; align-items: start; padding-block: 66px 52px; }
.hero-copy { position: relative; z-index: 2; min-width: 0; }
.hero h1 { font-size: clamp(82px, 10.65vw, 178px); line-height: .84; letter-spacing: -.073em; font-weight: 500; width: fit-content; }
.hero h1 > span { display: block; }
.hero-go { padding-bottom: .12em; }
.hero-orbit { display: inline-block; font-size: .42em; font-weight: 300; line-height: 1; margin-left: .72em; vertical-align: .1em; color: var(--blue); }
.hero-beyond { color: var(--blue); }
.hero-period { color: var(--ink); }
.hero-bottom { display: grid; grid-template-columns: 1fr; gap: 22px; margin-top: 40px; max-width: 470px; }
.hero-description { font-size: clamp(27px, 2.6vw, 40px); letter-spacing: -.04em; line-height: 1.16; }
.hero-action-copy { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; }
.hero-action-copy > p { font-size: 14px; line-height: 1.65; color: var(--muted); max-width: 260px; }
.round-link { display: inline-flex; align-items: center; gap: 16px; min-height: 48px; flex-shrink: 0; font-size: 13px; border-bottom: 1px solid var(--ink); transition: color .2s, border-color .2s; }
.round-arrow { display: inline-flex; align-items: center; justify-content: center; width: 28px; height: 28px; font-size: 24px; line-height: 1; transition: transform .3s var(--ease); }
.round-link:hover { color: var(--blue); border-color: var(--blue); }
.round-link:hover .round-arrow { transform: translate(3px,-3px); }
.hero-visual { position: relative; width: 100%; margin-top: -58px; }
.globe-stage { position: relative; width: 100%; aspect-ratio: 1; }
.globe-canvas,.globe-poster { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; }
.globe-canvas { opacity: 0; }
.globe-stage.is-ready .globe-canvas { opacity: 1; }
.globe-stage.is-ready .globe-poster { opacity: 0; }
.motion-toggle { position: absolute; right: 6%; bottom: 10%; display: flex; align-items: center; justify-content: center; width: 44px; height: 44px; padding: 0; background: var(--paper); border: 1px solid #b1b8c7; border-radius: 50%; color: var(--blue); transition: color .2s, background .2s; }
.motion-toggle[hidden] { display: none; }
.motion-toggle:hover { background: var(--blue); color: white; border-color: var(--blue); }
.motion-icon { display: block; width: 10px; height: 12px; border-left: 2px solid currentColor; border-right: 2px solid currentColor; }
.motion-toggle[aria-pressed="true"] .motion-icon { width: 0; height: 0; border: 0; border-top: 6px solid transparent; border-bottom: 6px solid transparent; border-left: 9px solid currentColor; margin-left: 3px; }
.hero-visual figcaption { display: flex; align-items: center; justify-content: space-between; margin-inline: 9%; padding-top: 3px; font-size: 9px; letter-spacing: .085em; color: var(--muted); }
.globe-coordinate { font-size: 20px; color: var(--blue); }
.hero-foot { display: flex; align-items: center; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line); padding-block: 14px; font-size: 9px; letter-spacing: .085em; color: var(--muted); }
.scroll-cue { display: inline-flex; align-items: center; gap: 30px; min-height: 44px; font-size: 11px; letter-spacing: 0; }
.scroll-cue > span:last-child { font-size: 22px; color: var(--blue); }
.capability-band { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.capability { display: flex; align-items: center; gap: 16px; min-width: 0; min-height: 88px; padding: 22px 24px; border-right: 1px solid var(--line); transition: color .2s, background .2s; }
.capability:first-child { padding-left: 0; }
.capability:last-child { border-right: 0; }
.capability > span { font-size: 10px; color: var(--blue); flex-shrink: 0; }
.capability > strong { font-size: 14px; line-height: 1.4; font-weight: 400; }
.capability > i { font-style: normal; margin-left: auto; color: var(--blue); font-size: 19px; }
.capability:hover { color: var(--blue); background: #ebede5; }

/* About: the position, followed by the substance. */
.section-kicker { display: flex; align-items: center; justify-content: space-between; gap: 28px; font-size: 10px; letter-spacing: .08em; line-height: 1.6; }
.section-kicker > span:first-child { color: var(--blue); }
.section-kicker > span:last-child { color: var(--muted); font-size: 11px; letter-spacing: 0; text-align: right; }
.manifesto { display: flex; align-items: flex-start; gap: 46px; padding-top: 64px; }
.manifesto-mark { color: var(--blue); font-size: 54px; line-height: 1; margin-top: 6px; }
.manifesto h2 { font-size: clamp(48px, 6.2vw, 100px); line-height: 1.12; font-weight: 400; letter-spacing: -.05em; }
.manifesto-second { display: inline-block; padding-left: .62em; }
.manifesto em { color: var(--blue); }
.about-bottom { display: grid; grid-template-columns: 1fr 1fr; gap: 10%; margin-top: 60px; }
.about-aside { padding-left: 100px; font-size: 10px; letter-spacing: .1em; line-height: 2; }
.about-aside em { font-family: var(--serif); font-style: italic; font-size: 28px; letter-spacing: -.035em; }
.about-copy .lead { font-size: 23px; line-height: 1.4; letter-spacing: -.035em; margin-bottom: 20px; }
.about-copy > p:not(.lead) { font-size: 16px; color: var(--muted); line-height: 1.75; max-width: 530px; }
.principles { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 44px; margin-top: 80px; }
.principles > div { display: grid; grid-template-columns: 36px 1fr; gap: 14px 12px; padding-top: 26px; border-top: 1px solid var(--line); }
.principle-number { padding-top: 4px; font-size: 10px; color: var(--blue); }
.principles h3 { font-size: 21px; line-height: 1.3; letter-spacing: -.025em; }
.principles p { grid-column: 2; font-size: 14px; line-height: 1.65; color: var(--muted); max-width: 270px; }

/* Expertise: four disciplines in one precise directory. */
.services { background: var(--surface); color: var(--ink); padding-bottom: 0; }
.services .section-kicker { padding-bottom: 30px; border-bottom: 1px solid #cbd6dc; }
.services .section-kicker > span:first-child { color: var(--accent); }
.services .section-kicker > span:last-child { color: #586875; }
.services a:focus-visible,.services summary:focus-visible { outline-color: var(--accent); }
.expertise-layout { display: grid; grid-template-columns: 32% 1fr; gap: 8%; padding-block: 64px 88px; }
.expertise-intro { position: relative; }
.expertise-intro h2 { font-size: clamp(38px, 3.8vw, 61px); line-height: 1.1; letter-spacing: -.05em; margin-bottom: 28px; }
.expertise-intro > p { font-size: 15px; line-height: 1.8; color: #586875; max-width: 300px; }
.text-link { display: inline-flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 48px; font-size: 13px; border-bottom: 1px solid currentColor; }
.text-link > span:last-child { font-size: 24px; transition: transform .25s var(--ease); }
.text-link:hover > span:last-child { transform: translate(3px,-3px); }
.expertise-intro .text-link { color: var(--accent); margin-top: 30px; }
.expertise-index { display: block; font-size: 10px; letter-spacing: .07em; color: #617587; margin-top: 90px; }
.service { border-bottom: 1px solid #cbd6dc; scroll-margin-top: 24px; }
.service:first-child { border-top: 1px solid #cbd6dc; }
.service summary { display: grid; grid-template-columns: 28px 1fr 44px; gap: 20px; align-items: center; padding-block: 30px; list-style: none; cursor: pointer; }
.service summary::-webkit-details-marker { display: none; }
.service-number { font-size: 11px; font-variant-numeric: tabular-nums; color: #596f82; }
.service-english { display: block; font-size: 9px; letter-spacing: .06em; color: #596f82; margin-bottom: 8px; }
.service h3 { font-size: clamp(23px, 2.3vw, 37px); line-height: 1.15; letter-spacing: -.04em; transition: color .2s; }
.service summary:hover h3,.service[open] h3 { color: var(--accent); }
.expand-icon { display: block; position: relative; width: 44px; height: 44px; }
.expand-icon::before,.expand-icon::after { content: ""; position: absolute; width: 17px; height: 1px; background: #507299; left: 13px; top: 21px; }
.expand-icon::after { transform: rotate(90deg); transition: transform .25s; }
.service[open] .expand-icon::after { transform: rotate(0); }
.service-content { display: grid; grid-template-columns: .8fr 1.2fr; gap: 30px; padding: 4px 0 38px 48px; }
.service-diagram { width: 100%; height: auto; align-self: start; margin-top: 5px; }
.service-detail-copy > p { font-size: 14px; line-height: 1.8; color: #536571; margin-bottom: 22px; }
.service-detail-copy ul { list-style: none; padding: 0; margin: 0; font-size: 12px; line-height: 1.8; color: #324d62; }
.service-detail-copy li { padding: 5px 0 5px 15px; position: relative; }
.service-detail-copy li::before { content: ""; position: absolute; width: 3px; height: 3px; top: 14px; left: 0; background: var(--accent); }
.service-platforms { font-size: 10px; letter-spacing: .035em; color: var(--accent); margin-top: 22px; }
.service-platforms span { margin-inline: 6px; color: #657e90; }
.platform-band { border-top: 1px solid #cbd6dc; }
.platform-inner { display: flex; align-items: center; gap: 50px; padding-block: 30px; }
.platform-inner > p { color: #596f82; font-size: 10px; }
.platform-inner ul { display: flex; justify-content: space-between; gap: 25px; flex: 1; list-style: none; padding: 0; margin: 0; }
.platform-inner li { color: #405c73; font-size: 23px; letter-spacing: -.055em; }
.band-arrow { display: none; }

/* A clear path from understanding to launch. */
.section-heading { display: grid; grid-template-columns: 1.2fr 1fr; gap: 12%; align-items: end; margin-top: 48px; }
.section-heading > p { font-size: 16px; color: var(--muted); line-height: 1.75; max-width: 350px; }
.steps { display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); gap: 30px; list-style: none; padding: 0; margin: 70px 0 0; }
.steps li { border-top: 1px solid var(--line); padding-top: 22px; }
.step-number { display: block; color: var(--blue); font-size: 12px; font-variant-numeric: tabular-nums; letter-spacing: .04em; }
.steps h3 { font-size: 22px; line-height: 1.2; letter-spacing: -.035em; margin-block: 36px 18px; }
.steps p { color: var(--muted); font-size: 14px; line-height: 1.75; max-width: 210px; }

/* A pale sky-blue invitation keeps the entire page open and bright. */
.contact { color: var(--ink); background: #e9f2f8; padding-block: 46px 70px; }
.contact .section-kicker { border-bottom: 1px solid #c3d5e0; padding-bottom: 30px; }
.contact .section-kicker > span:first-child,.contact .section-kicker > span:last-child { color: #536978; }
.contact a:focus-visible { outline-color: var(--blue); }
.contact-heading { position: relative; padding-top: 48px; }
.contact-heading > p { font-size: 15px; margin-bottom: 40px; color: #536978; }
.contact h2 { width: fit-content; font-size: clamp(78px, 12.3vw, 196px); line-height: .9; letter-spacing: -.066em; font-weight: 400; }
.contact h2 em { color: var(--blue); font-family: var(--serif); font-weight: 400; font-style: italic; letter-spacing: -.07em; }
.contact-circle { position: absolute; display: flex; align-items: center; justify-content: center; right: 1%; top: 38%; width: clamp(95px, 13vw, 190px); height: clamp(95px, 13vw, 190px); transition: transform .3s var(--ease); }
.contact-circle > span { color: var(--blue); font-size: clamp(82px, 13vw, 190px); line-height: 1; font-weight: 200; }
.contact-circle:hover { transform: translate(8px,-8px); }
.contact-bottom { display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; border-top: 1px solid #c3d5e0; margin-top: 70px; padding-top: 34px; }
.contact-bottom > p { color: #536978; font-size: 15px; line-height: 1.8; }
.email { display: block; border-bottom: 1px solid #9eb9cd; padding-bottom: 9px; font-size: clamp(17px, 2.2vw, 32px); letter-spacing: -.025em; overflow-wrap: anywhere; }
.email-label { display: block; font-size: 10px; letter-spacing: .025em; margin-bottom: 12px; color: #536978; }
.email:hover { color: var(--blue); border-color: var(--blue); }
.footer { display: flex; align-items: center; justify-content: space-between; gap: 32px; padding-block: 36px; }
.footer .brand-mark { width: 29px; height: 29px; }
.footer .brand-name { font-size: 24px; }
.footer > div > p { font-size: 11px; line-height: 1.4; color: var(--muted); margin-top: 12px; }
.copyright { color: var(--muted); font-size: 9px; line-height: 1.8; letter-spacing: .04em; }
.back-top { display: flex; align-items: center; gap: 24px; min-height: 44px; font-size: 11px; }
.back-top > span:last-child { font-size: 23px; color: var(--blue); }
html[lang="en"] .service-english { display: none; }
html[lang="zh-CN"] .manifesto h2 { line-height: 1.3; }
html[lang="zh-CN"] .expertise-intro h2 { line-height: 1.3; font-size: clamp(32px,3.4vw,54px); }
.is-visible { animation: reveal .65s var(--ease) both; }
@keyframes reveal { from { transform: translateY(14px); opacity: .4; } to { transform: none; opacity: 1; } }

@media (min-width: 1700px) {
  .hero h1 { font-size: 190px; }
  .hero-main { padding-top: 78px; }
}
@media (max-width: 1100px) {
  .header-inner { min-height: 82px; gap: 25px; }
  .navigation { gap: 22px; }
  .hero-main { padding-top: 58px; }
  .hero h1 { font-size: 10.7vw; }
  .hero-visual { margin-top: -32px; }
  .hero-description { font-size: 29px; }
  .hero-action-copy { display: block; }
  .round-link { margin-top: 18px; }
  .capability { padding-inline: 17px; gap: 11px; }
  .capability > strong { font-size: 13px; }
  .capability > i { display: none; }
  .about-aside { padding-left: 0; }
  .expertise-layout { grid-template-columns: 32% 1fr; gap: 6%; }
  .service-content { gap: 24px; grid-template-columns: 1fr; }
  .service-diagram { max-width: 260px; height: 140px; object-fit: contain; object-position: left; }
  .steps { gap: 24px; }
  .steps h3 { font-size: 19px; }
}
@media (max-width: 900px) {
  .header-inner { min-height: 76px; justify-content: space-between; }
  .header-controls { gap: 10px; }
  .menu-toggle { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; width: 44px; height: 44px; padding: 5px; border: 0; background: none; }
  .menu-toggle span { width: 23px; height: 1px; background: var(--ink); transition: transform .2s; }
  .menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
  .navigation { display: none; position: fixed; inset: 76px 0 0; padding: 28px var(--gutter); margin: 0; overflow: auto; background: var(--paper); flex-direction: column; align-items: stretch; gap: 0; }
  .navigation.is-open { display: flex; }
  .navigation > a { font-size: 32px; padding-block: 24px; border-bottom: 1px solid var(--line); }
  .navigation > a::after { display: none; }
  .nav-contact { justify-content: space-between; }
  .hero-edition { display: none; }
  .hero-topline { padding-top: 26px; }
  .hero-description { font-size: 27px; }
  .hero-bottom { margin-top: 32px; gap: 20px; }
  .hero-action-copy > p { font-size: 13px; }
  .hero-visual figcaption { font-size: 8px; letter-spacing: .025em; }
  .capability-band { grid-template-columns: 1fr 1fr; }
  .capability,.capability:first-child { padding: 22px 20px; min-height: 74px; }
  .capability:nth-child(odd) { padding-left: 0; }
  .capability:nth-child(even) { border-right: 0; }
  .capability:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .capability > i { display: block; }
  .manifesto { gap: 28px; padding-top: 50px; }
  .manifesto-mark { font-size: 42px; }
  .about-copy .lead { font-size: 21px; }
  .about-copy > p:not(.lead) { font-size: 14px; }
  .about-bottom { gap: 8%; margin-top: 46px; }
  .principles { gap: 28px; margin-top: 58px; }
  .principles h3 { font-size: 18px; }
  .principles p { font-size: 13px; }
  .expertise-layout { grid-template-columns: 1fr; gap: 44px; padding-block: 46px 64px; }
  .expertise-intro { display: grid; grid-template-columns: 1fr 1fr; gap: 22px 40px; }
  .expertise-intro h2 { grid-row: 1 / 3; font-size: 45px; margin: 0; }
  .expertise-intro .text-link { margin: 0; width: fit-content; }
  .expertise-index { display: none; }
  .service-content { grid-template-columns: .8fr 1.2fr; }
  .service h3 { font-size: 28px; }
  .platform-inner { flex-wrap: wrap; gap: 22px; }
  .platform-inner > p { width: 100%; }
  .platform-inner li { font-size: 21px; }
  .section-heading { grid-template-columns: 1.2fr 1fr; gap: 8%; }
  .section-heading > p { font-size: 14px; }
  .steps { grid-template-columns: 1fr; margin-top: 44px; gap: 0; }
  .steps li { display: grid; grid-template-columns: 40px 1fr 1.2fr; gap: 22px; align-items: start; padding-block: 26px; }
  .step-number { padding-top: 4px; }
  .steps h3 { font-size: 22px; margin: 0; }
  .steps p { max-width: none; }
  .steps li:last-child { border-bottom: 1px solid var(--line); }
  .contact-bottom { gap: 36px; margin-top: 52px; }
  .contact-bottom > p { font-size: 13px; }
  .footer { gap: 24px; }
}
@media (max-width: 600px) {
  :root { --gutter: 24px; }
  html { scroll-padding-top: 90px; }
  .header-inner { min-height: 74px; gap: 12px; }
  .brand-name { font-size: 24px; }
  .brand-mark { width: 29px; height: 29px; }
  .header-controls { gap: 3px; }
  .language button { min-width: 44px; }
  .navigation { top: 74px; }
  .hero-topline { padding-top: 24px; }
  .eyebrow { font-size: 10px; letter-spacing: 0; }
  .hero-main { grid-template-columns: 1fr; gap: 24px; padding-block: 40px 30px; }
  .hero-copy { display: contents; }
  .hero h1 { grid-row: 1; font-size: 17.8vw; line-height: .86; letter-spacing: -.07em; }
  .hero-orbit { margin-left: 1.12em; font-size: .4em; }
  .hero-visual { grid-row: 2; width: min(100%,330px); justify-self: center; margin-top: -6px; }
  .hero-visual figcaption { font-size: 8px; letter-spacing: .045em; margin-inline: 6%; }
  .motion-toggle { right: 0; bottom: 7%; }
  .hero-bottom { grid-row: 3; margin-top: 0; gap: 18px; }
  .hero-description { font-size: 29px; max-width: 320px; line-height: 1.2; }
  .hero-action-copy { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 28px; }
  .hero-action-copy > p { font-size: 13px; max-width: 100%; }
  .round-link { margin: 0; font-size: 13px; gap: 20px; }
  .hero-foot { padding-block: 12px; gap: 16px; font-size: 8px; line-height: 1.6; }
  .hero-foot > span { max-width: 145px; }
  .scroll-cue { font-size: 10px; gap: 12px; }
  .capability,.capability:first-child { min-height: 83px; padding: 18px 16px 18px 0; gap: 10px; }
  .capability:nth-child(even) { padding-left: 18px; padding-right: 0; }
  .capability > strong { font-size: 13px; }
  .capability > i { display: none; }
  .section-space { padding-block: 80px; }
  .section-kicker { font-size: 9px; gap: 20px; }
  .section-kicker > span:last-child { font-size: 10px; max-width: 150px; }
  .manifesto { gap: 0; padding-top: 38px; }
  .manifesto-mark { display: none; }
  .manifesto h2 { font-size: clamp(34px,10.2vw,60px); line-height: 1.12; letter-spacing: -.045em; }
  .manifesto-second { padding-left: 0; }
  .about-bottom { grid-template-columns: 1fr; gap: 32px; margin-top: 36px; }
  .about-aside { font-size: 9px; }
  .about-aside em { font-size: 27px; }
  .about-copy .lead { font-size: 22px; }
  .about-copy > p:not(.lead) { font-size: 15px; }
  .principles { grid-template-columns: 1fr; margin-top: 42px; gap: 0; }
  .principles > div { grid-template-columns: 28px 1fr; gap: 9px 14px; padding-block: 24px; }
  .principles h3 { font-size: 20px; }
  .principles p { font-size: 14px; max-width: none; }
  .services { padding-bottom: 0; }
  .services .section-kicker { padding-bottom: 24px; }
  .expertise-layout { gap: 36px; padding-block: 38px 42px; }
  .expertise-intro { display: block; }
  .expertise-intro h2,html[lang="zh-CN"] .expertise-intro h2 { font-size: 42px; line-height: 1.1; margin-bottom: 25px; }
  .expertise-intro > p { font-size: 14px; }
  .expertise-intro .text-link { margin-top: 20px; }
  .service summary { grid-template-columns: 20px 1fr 44px; gap: 12px; padding-block: 26px; }
  .service-number { font-size: 10px; }
  .service h3 { font-size: 25px; }
  .service-english { font-size: 8px; line-height: 1.5; }
  .service-content { grid-template-columns: 1fr; padding-left: 32px; gap: 24px; padding-bottom: 32px; }
  .service-diagram { max-width: 280px; height: 150px; }
  .service-detail-copy > p { font-size: 14px; }
  .service-detail-copy ul { font-size: 12px; }
  .platform-inner { padding-block: 26px; gap: 16px; }
  .platform-inner ul { justify-content: flex-start; flex-wrap: wrap; gap: 10px 24px; }
  .platform-inner li { font-size: 20px; }
  .section-heading { grid-template-columns: 1fr; gap: 26px; margin-top: 35px; }
  .section-heading h2 { font-size: 43px; }
  .section-heading > p { font-size: 15px; }
  .steps { margin-top: 40px; }
  .steps li { grid-template-columns: 28px 1fr; gap: 12px 18px; padding-block: 27px; }
  .step-number { grid-row: 1 / 3; }
  .steps h3 { font-size: 23px; }
  .steps p { grid-column: 2; font-size: 14px; }
  .contact { padding-block: 34px 44px; }
  .contact .section-kicker { padding-bottom: 26px; }
  .contact .section-kicker > span:last-child { font-size: 8px; }
  .contact-heading { padding-top: 34px; }
  .contact-heading > p { font-size: 13px; max-width: 235px; line-height: 1.5; margin-bottom: 35px; }
  .contact h2 { font-size: 18.6vw; }
  .contact-circle { width: 54px; height: 54px; top: 7%; right: -5px; }
  .contact-circle > span { color: var(--blue); font-size: 49px; }
  .contact-bottom { display: block; margin-top: 42px; padding-top: 28px; }
  .contact-bottom > p { font-size: 14px; }
  .email { width: fit-content; margin-top: 28px; font-size: 22px; }
  .email-label { font-size: 10px; }
  .footer { display: grid; grid-template-columns: 1fr auto; padding-block: 32px; gap: 28px 15px; }
  .footer .brand-name { font-size: 23px; }
  .footer > div > p { font-size: 10px; max-width: 190px; }
  .copyright { grid-column: 1 / 3; grid-row: 2; font-size: 8px; }
  .back-top { grid-column: 2; grid-row: 1; font-size: 10px; gap: 12px; }
}
@media (max-width: 359px) {
  :root { --gutter: 20px; }
  .wordmark { gap: 6px; }
  .brand-name { font-size: 22px; }
  .brand-mark { width: 26px; height: 26px; }
  .language button { min-width: 44px; }
  .hero-description { font-size: 27px; }
  .expertise-intro h2,html[lang="zh-CN"] .expertise-intro h2 { font-size: 36px; }
  .service h3 { font-size: 22px; }
  .section-heading h2 { font-size: 37px; }
  .email { font-size: 19px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,*::before,*::after { animation: none !important; transition: none !important; }
}