/* OVAI / Global Growth — editorial refinement, September 2026. */
:root {
  --paper: #f5f4ef; --paper-bright: #fff; --ink: #172b35; --ink-soft: #526169;
  --line: #d6dddc; --line-dark: #8a999e; --blue: #174f6b; --orange: #ec623d;
  --yellow: #f1cc77; --white: #fff; --max: 1280px;
  --gutter: clamp(22px, 5vw, 80px); --section: clamp(64px, 7.5vw, 108px);
  --h2: clamp(30px, 3.4vw, 48px); --h3: clamp(20px, 1.75vw, 25px);
  --body: 17px; --ease: cubic-bezier(.2,.7,.2,1);
}
* { box-sizing: border-box; }
html { scroll-behavior: auto; scroll-padding-top: 78px; background: var(--paper); }
body { margin: 0; min-width: 320px; color: var(--ink); background: var(--paper); font-family: "Avenir Next", Avenir, "PingFang SC", "Microsoft YaHei", Arial, sans-serif; font-size: var(--body); line-height: 1.75; -webkit-font-smoothing: antialiased; }
body.menu-open, body.dialog-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
img { display: block; max-width: 100%; }
figure, blockquote { margin: 0; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { text-wrap: balance; }
h2 { font-size: var(--h2); font-weight: 700; line-height: 1.25; letter-spacing: -.025em; margin-bottom: 24px; }
h3 { font-size: var(--h3); font-weight: 700; line-height: 1.35; letter-spacing: -.02em; }
p { margin-bottom: 22px; overflow-wrap: break-word; }
::selection { color: #fff; background: var(--blue); }
:focus-visible { outline: 3px solid #d28028; outline-offset: 5px; }
main > section { scroll-margin-top: 0; }
.skip-link { position: fixed; z-index: 1000; top: 8px; left: 12px; padding: 12px 16px; color: #fff; background: var(--ink); transform: translateY(-160%); }
.skip-link:focus { transform: none; }
.site-header { position: fixed; z-index: 100; top: 0; left: 0; right: 0; height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 26px; padding: 0 max(var(--gutter), calc((100vw - var(--max)) / 2)); background: #fcfcf9; border-bottom: 1px solid #dce2df; box-shadow: 0 3px 18px #172b3508; }
.site-header.is-scrolled { box-shadow: 0 5px 22px #172b3512; }
.brand { flex-shrink: 0; min-height: 44px; display: inline-flex; align-items: center; gap: 12px; }
.brand strong { font-size: 31px; font-weight: 850; line-height: 1; letter-spacing: -.065em; }
.brand small { display: block; padding-left: 12px; border-left: 1px solid #bfc9cc; font-size: 16px; font-weight: 650; line-height: 1.25; letter-spacing: .04em; }
.brand small span { display: block; margin-top: 5px; font-size: 8px; letter-spacing: .07em; color: var(--ink-soft); }
.desktop-nav { display: flex; align-items: center; justify-content: flex-end; gap: clamp(18px, 2vw, 30px); margin-left: auto; font-size: 14px; font-weight: 600; }
.desktop-nav a { display: inline-flex; align-items: center; min-height: 44px; position: relative; white-space: nowrap; }
.desktop-nav a::after { content: ""; position: absolute; bottom: 3px; left: 0; width: 0; height: 2px; background: var(--blue); transition: width .2s ease; }
.desktop-nav a:hover::after, .desktop-nav a[aria-current]::after { width: 100%; }
.services-dropdown { position: static; }
.services-dropdown summary, .mobile-services summary { display: flex; align-items: center; justify-content: space-between; gap: 10px; min-height: 44px; cursor: pointer; list-style: none; }
.services-dropdown summary::-webkit-details-marker, .mobile-services summary::-webkit-details-marker { display: none; }
.services-dropdown summary { font-size: 14px; font-weight: 650; border-bottom: 2px solid transparent; padding-top: 2px; }
.services-dropdown[open] summary, .services-dropdown[data-current-service] summary { color: var(--blue); border-bottom-color: var(--blue); }
.nav-chevron { width: 7px; height: 7px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg); margin: -4px 3px 0; flex-shrink: 0; }
details[open] > summary .nav-chevron { transform: rotate(225deg); margin-top: 3px; }
.services-menu { position: absolute; top: calc(100% - 1px); right: max(var(--gutter), calc((100vw - var(--max)) / 2)); width: 590px; max-width: calc(100vw - 64px); max-height: calc(100dvh - 110px); overflow-y: auto; padding: 16px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 4px; background: #fff; border: 1px solid var(--line); box-shadow: 0 18px 40px #172b351c; border-radius: 4px; }
.desktop-nav .services-menu a { display: flex; flex-direction: column; align-items: flex-start; justify-content: center; white-space: normal; min-height: 80px; padding: 14px 16px; gap: 5px; border-radius: 2px; }
.desktop-nav .services-menu a::after { display: none; }
.services-menu a > span { font-size: 15px; font-weight: 650; line-height: 1.5; }
.services-menu a small { color: var(--ink-soft); font-size: 12px; font-weight: 400; line-height: 1.6; }
.desktop-nav .services-menu a:hover, .desktop-nav .services-menu a[aria-current] { background: #edf3f3; color: var(--blue); }
.desktop-nav .services-menu a[aria-current] { box-shadow: inset 2px 0 var(--blue); }
.desktop-nav .services-menu .services-overview { grid-column: 1 / -1; flex-direction: row; justify-content: space-between; align-items: center; border-top: 1px solid var(--line); border-radius: 0; min-height: 48px; margin-top: 8px; padding-block: 12px; color: var(--blue); font-size: 13px; }
.header-actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.language-link { display: grid; place-items: center; width: 44px; height: 46px; border: 1px solid var(--line); border-radius: 3px; font-size: 13px; font-weight: 700; }
.button, .header-cta { min-height: 50px; display: inline-flex; align-items: center; justify-content: center; gap: 18px; padding: 13px 23px; border: 1px solid var(--ink); border-radius: 3px; font-size: 15px; font-weight: 650; line-height: 1.35; color: #fff; background: var(--ink); transition: background .2s, color .2s, border-color .2s; }
.header-cta { min-height: 46px; padding: 11px 20px; }
.button:hover, .header-cta:hover { background: var(--blue); border-color: var(--blue); }
.button--orange { background: #f17a55; color: #14262f; border-color: #f17a55; }
.button--orange:hover { background: #ff956f; color: #14262f; border-color: #ff956f; }
.button--ghost { background: transparent; border-color: #bccbd2; color: #fff; }
.button--ghost:hover { background: #fff; color: var(--ink); border-color: #fff; }
.button--white { background: #fff; border-color: #fff; color: var(--blue); }
.button--white:hover { background: #f1cc77; color: var(--ink); border-color: #f1cc77; }
.arrow { font-size: 21px; line-height: 1; }
.menu-toggle { display: none; place-items: center; width: 46px; height: 46px; padding: 0; color: var(--ink); background: none; border: 1px solid var(--line); border-radius: 3px; }
.menu-toggle span, .menu-toggle span::before, .menu-toggle span::after { display: block; width: 19px; height: 2px; background: currentColor; }
.menu-toggle span { position: relative; }
.menu-toggle span::before, .menu-toggle span::after { position: absolute; left: 0; content: ""; }
.menu-toggle span::before { top: -6px; } .menu-toggle span::after { top: 6px; }
.menu-open .menu-toggle span { background: transparent; }
.menu-open .menu-toggle span::before { top: 0; transform: rotate(45deg); }
.menu-open .menu-toggle span::after { top: 0; transform: rotate(-45deg); }
.mobile-panel { display: none; position: fixed; inset: 78px 0 0; z-index: 90; padding: 24px var(--gutter); background: var(--ink); color: #fff; overflow: auto; }
.menu-open .mobile-panel { display: flex; flex-direction: column; justify-content: space-between; }
.mobile-panel nav { display: grid; }
.mobile-panel nav a { padding: 15px 0; border-bottom: 1px solid #4b606b; font-size: 22px; }
.mobile-services summary { font-size: 22px; padding-block: 12px; min-height: 56px; border-bottom: 1px solid #4b606b; }
.mobile-service-links { padding: 8px 0 16px 16px; border-bottom: 1px solid #4b606b; }
.mobile-panel .mobile-service-links a { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 10px 14px; min-height: 46px; font-size: 16px; line-height: 1.5; border-bottom: 0; border-left: 1px solid #607985; }
.mobile-service-links a:hover, .mobile-service-links a[aria-current] { background: #244352; color: var(--yellow); border-left-color: var(--yellow); }
.mobile-panel .mobile-service-links .services-overview { font-size: 13px; color: #c8dae3; }
.mobile-meta { margin-top: 32px; color: #bdcdd4; font-size: 13px; }
.hero { position: relative; isolation: isolate; min-height: 690px; padding-top: 78px; color: #fff; background: #102b3c; }
.hero-media { position: absolute; z-index: -2; inset: 78px 0 0; overflow: hidden; }
.hero-media picture, .hero-media img { width: 100%; height: 100%; }
.hero-media img { object-fit: cover; object-position: center center; }
.hero-media figcaption, .hero-index { display: none; }
.hero::before { content: ""; position: absolute; z-index: -1; inset: 78px 0 0; background: linear-gradient(90deg, #0a2233f5 0%, #0a2233db 34%, #0a22336f 61%, #0a22330f 100%), linear-gradient(0deg, #0a22339e, transparent 45%); pointer-events: none; }
.hero-copy { width: min(calc(100% - var(--gutter) * 2), var(--max)); min-height: 612px; margin-inline: auto; padding: 70px 0; display: flex; flex-direction: column; justify-content: center; }
.hero-copy > .reveal { max-width: 670px; }
.hero-identity { display: flex; align-items: baseline; flex-wrap: wrap; gap: 4px 16px; margin-bottom: 22px; }
.hero-identity strong { font-size: 44px; font-weight: 850; line-height: 1; letter-spacing: -.065em; }
.hero-identity span { font-size: 25px; font-weight: 650; color: var(--yellow); letter-spacing: .025em; }
.hero-identity small { flex-basis: 100%; font-size: 13px; font-weight: 550; letter-spacing: .14em; color: #c4d8e1; margin-top: 8px; }
.hero h1 { max-width: 680px; margin-bottom: 24px; font-size: clamp(44px, 4.7vw, 68px); font-weight: 700; line-height: 1.17; letter-spacing: -.025em; }
.hero h1 .outline { color: #f1cc77; -webkit-text-stroke: 0; }
.hero-lede { max-width: 620px; margin-bottom: 28px; font-size: 18px; line-height: 1.8; color: #e4edf1; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.proof-band { padding: 0 var(--gutter); background: #fff; border-bottom: 1px solid var(--line); }
.proof-band__inner { width: min(100%, var(--max)); margin-inline: auto; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.hero-proof { padding: 25px 28px; border-right: 1px solid var(--line); }
.hero-proof:first-child { padding-left: 0; } .hero-proof:last-child { border-right: 0; padding-right: 0; }
.hero-proof strong { display: block; font-size: 16px; font-weight: 650; }
.hero-proof span { display: block; margin-top: 3px; font-size: 13px; color: var(--ink-soft); }
.route-band { display: grid; grid-template-columns: 1fr 1fr; max-width: calc(var(--max) + var(--gutter) * 2); margin: 0 auto; padding: 56px var(--gutter) 64px; gap: 24px; }
.route-card { display: flex; flex-direction: column; padding: 38px 40px; border: 1px solid var(--line); background: #fff; min-width: 0; }
.route-card:first-child { color: #fff; background: var(--ink); border-color: var(--ink); }
.route-number { display: block; font-size: 11px; font-weight: 650; letter-spacing: .12em; color: #5b6c76; margin-bottom: 26px; }
.route-card:first-child .route-number { color: #bcd1dd; }
.route-card h2 { font-size: clamp(28px, 2.8vw, 38px); line-height: 1.3; }
.route-card p { font-size: 16px; color: var(--ink-soft); margin-bottom: 24px; }
.route-card:first-child p { color: #cedbe1; }
.route-list { display: flex; flex-wrap: wrap; column-gap: 22px; row-gap: 8px; margin: 0 0 26px; padding: 18px 0 0; border-top: 1px solid #d5dddf; list-style: none; }
.route-list li { font-size: 13px; }
.route-card:first-child .route-list { border-color: #50636d; }
.route-link { display: inline-flex; align-items: center; align-self: flex-start; gap: 16px; padding: 8px 0; min-height: 44px; margin-top: auto; color: var(--blue); background: none; border: 0; font-size: 15px; font-weight: 700; }
.route-link::after { content: "→"; font-size: 24px; }
.route-card:first-child .route-link { color: var(--yellow); }
.section { padding: var(--section) var(--gutter); }
.section-inner { width: min(100%, var(--max)); margin-inline: auto; }
.section-head { display: grid; grid-template-columns: .28fr .72fr; gap: 64px; margin-bottom: 46px; }
.section-label { display: flex; justify-content: flex-start; gap: 20px; max-width: 220px; padding-top: 14px; border-top: 1px solid var(--line-dark); color: var(--blue); font-size: 12px; font-weight: 700; letter-spacing: .08em; }
.section-head p { max-width: 700px; font-size: 17px; color: var(--ink-soft); margin-bottom: 0; }
.section-head > *, .pearl-copy, .signal-copy { min-width: 0; }
.eyebrow { display: flex; align-items: center; gap: 12px; color: var(--blue); font-size: 12px; font-weight: 650; line-height: 1.5; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 22px; }
.eyebrow::before { content: ""; flex-shrink: 0; width: 26px; height: 1px; background: currentColor; }
.eyebrow--light { color: #c6d8e0; }
.services-section { background: #fff; }
.service-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.service-item { min-width: 0; display: grid; grid-template-columns: minmax(0, 1fr) auto; align-content: start; column-gap: 28px; padding: 34px 36px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); transition: background .2s; }
.service-item:hover { background: #f4f7f7; }
.service-item .num { grid-column: 1 / -1; font-size: 10px; color: var(--blue); font-weight: 700; letter-spacing: .1em; margin-bottom: 18px; }
.service-item h3 { grid-column: 1 / -1; margin-bottom: 13px; }
.service-item p { grid-column: 1 / -1; max-width: 520px; font-size: 16px; color: var(--ink-soft); margin-bottom: 22px; }
.service-deliverables { align-self: center; padding-top: 15px; border-top: 1px solid #e1e6e5; color: var(--blue); font-size: 12px; line-height: 1.7; }
.service-item h3 a:hover { color: var(--blue); }
.service-detail-link { display: flex; align-items: center; justify-content: flex-end; gap: 20px; min-height: 44px; margin-top: 0; padding-top: 15px; border-top: 1px solid #e1e6e5; color: var(--blue); font-size: 14px; font-weight: 650; white-space: nowrap; }
.service-detail-link:hover { text-decoration: underline; text-underline-offset: 4px; }
.evidence-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.evidence-card picture { display: block; aspect-ratio: 3 / 4; background: #e1e4df; overflow: hidden; }
.evidence-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.evidence-card:hover img { transform: scale(1.025); }
.evidence-card figcaption { padding: 20px 0 0; color: var(--ink-soft); font-size: 14px; line-height: 1.75; }
.evidence-card figcaption b { display: block; color: var(--ink); font-size: 18px; margin-bottom: 7px; font-weight: 650; }
.thesis { padding-block: 56px; background: #e8eeec; }
.thesis .section-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.thesis blockquote { font-size: clamp(28px, 3vw, 40px); line-height: 1.35; letter-spacing: -.02em; font-weight: 650; }
.thesis blockquote em { font-style: normal; color: var(--blue); }
.thesis-note { color: var(--ink-soft); margin: 0; padding-left: 32px; border-left: 1px solid #b4c5c8; font-size: 17px; }
.pearl-section { color: #fff; background: #e8eeec; }
.pearl-layout { display: grid; grid-template-columns: .43fr .57fr; gap: clamp(36px, 5vw, 72px); align-items: center; padding: clamp(28px, 4vw, 56px); background: var(--ink); }
.pearl-portrait { position: relative; }
.pearl-portrait picture { display: block; }
.pearl-portrait img { width: 100%; height: 590px; object-fit: cover; object-position: 50% 40%; }
.pearl-copy h2 { font-size: clamp(28px, 3.05vw, 44px); margin-bottom: 24px; line-height: 1.3; }
.pearl-copy p { color: #ccdae0; font-size: 17px; }
.language-stack { display: grid; border-top: 1px solid #56707b; margin: 30px 0 24px; }
.language-row { display: grid; grid-template-columns: 24px 104px minmax(0, 1fr); gap: 14px; align-items: start; padding: 18px 0; border-bottom: 1px solid #455e69; }
.language-row > span { font-size: 11px; color: #aec3cd; padding-top: 4px; }
.language-row strong { font-size: 16px; font-weight: 600; line-height: 1.65; }
.language-row small { font-size: 15px; color: #d0dfe5; line-height: 1.75; }
.language-row--languages small { white-space: nowrap; font-size: 14px; }
.pearl-copy .creator-note { font-size: 14px; color: #c6d7df; margin: 0; }
.signal-grid { display: grid; grid-template-columns: .47fr .53fr; gap: 68px; align-items: center; }
.phone-stack { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: start; gap: 18px; min-width: 0; }
.comment-evidence { display: block; background: #fff; border: 1px solid #d6dddc; transition: border-color .2s, box-shadow .2s; }
.comment-evidence:hover { border-color: var(--blue); box-shadow: 0 12px 28px #172b3510; }
.comment-evidence picture { display: block; }
.phone-shot { width: 100%; height: auto; }
.comment-evidence > span { display: flex; justify-content: space-between; gap: 8px; align-items: center; min-height: 48px; padding: 12px; border-top: 1px solid var(--line); color: var(--blue); font-size: 12px; font-weight: 600; }
.signal-copy p { color: var(--ink-soft); }
.signal-copy .eyebrow { color: var(--blue); }
.question-list { counter-reset: questions; list-style: none; padding: 0; margin: 30px 0 0; border-top: 1px solid var(--line-dark); }
.question-list li { display: grid; grid-template-columns: 28px 1fr; gap: 12px; counter-increment: questions; padding: 18px 0; border-bottom: 1px solid var(--line); font-size: 16px; font-weight: 600; }
.question-list li::before { content: "0" counter(questions); font-size: 11px; color: var(--blue); padding-top: 5px; }
.process-section { background: #fff; }
.process-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 64px; }
.process-step { border-top: 1px solid #aabfc6; padding: 26px 0 34px; min-height: 215px; }
.process-step .num { display: block; color: var(--blue); font-size: 11px; font-weight: 700; letter-spacing: .07em; margin-bottom: 26px; }
.process-step h3 { margin-bottom: 12px; }
.process-step p { color: var(--ink-soft); font-size: 16px; margin: 0; }
.principles { background: #e8eeec; }
.principle-grid { display: grid; grid-template-columns: .4fr .6fr; gap: 64px; }
.principle-list { padding: 0; margin: 0; list-style: none; border-top: 1px solid #aabec2; }
.principle-list li { display: grid; grid-template-columns: 28px 1fr; gap: 16px; padding: 20px 0; border-bottom: 1px solid #c0ced0; }
.principle-list b { font-size: 11px; color: var(--blue); padding-top: 5px; }
.principle-list span { font-size: 16px; }
.faq-section { background: #fff; }
.faq-layout { display: grid; grid-template-columns: .4fr .6fr; gap: 64px; }
.faq-list { border-top: 1px solid var(--line-dark); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 23px 0; cursor: pointer; font-size: 17px; line-height: 1.6; font-weight: 600; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; font-size: 24px; font-weight: 400; color: var(--blue); flex-shrink: 0; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { padding-right: 30px; color: var(--ink-soft); font-size: 16px; margin-bottom: 24px; }
.cta-section { padding: 84px var(--gutter); color: #fff; background: #174f6b; text-align: center; }
.cta-section > div { width: min(100%, var(--max)); margin: auto; }
.cta-section .eyebrow { color: #c9dce5; justify-content: center; }
.cta-section h2 { margin: 0 auto 24px; max-width: 900px; }
.cta-section p { max-width: 650px; color: #e2edf1; margin: 0 auto 22px; }
.contact-brief { color: #cbdfe8; font-size: 13px; margin: 0 0 28px; letter-spacing: .04em; }
.cta-actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; }
.cta-actions > a { background: transparent; border-color: #95b2c0; }
.cta-actions > a:hover { background: #ffffff14; }
.site-footer { padding: 58px var(--gutter) 28px; color: #c1d0d6; background: #10242e; }
.footer-top { max-width: var(--max); margin: 0 auto 46px; display: grid; grid-template-columns: 1.3fr .7fr .7fr; gap: 60px; }
.footer-brand strong { display: block; color: #fff; font-size: 40px; line-height: 1; letter-spacing: -.06em; margin-bottom: 20px; }
.footer-brand p { max-width: 380px; font-size: 15px; }
.footer-nav { display: flex; flex-direction: column; align-items: start; gap: 3px; font-size: 14px; }
.footer-nav b { color: #b0c6d1; font-size: 11px; letter-spacing: .08em; margin-bottom: 13px; order: -1; }
.footer-nav a { display: inline-flex; align-items: center; min-height: 36px; }
.footer-nav a:hover { color: #f1cc77; }
.footer-bottom { max-width: var(--max); margin: auto; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; border-top: 1px solid #3f5662; padding-top: 24px; font-size: 12px; color: #acc2cc; }
.inquiry-dialog { width: min(720px, calc(100vw - 32px)); max-height: calc(100svh - 32px); padding: 0; border: 0; border-radius: 6px; background: #fff; color: var(--ink); overflow-y: auto; box-shadow: 0 20px 80px #0005; }
.inquiry-dialog::backdrop { background: #071a27ba; }
.dialog-close { position: absolute; top: 18px; right: 18px; z-index: 1; width: 44px; height: 44px; border: 1px solid #8faab8; border-radius: 3px; background: transparent; color: #fff; font-size: 24px; }
.dialog-head { background: var(--blue); color: #fff; padding: 46px 38px 28px; }
.dialog-head h2 { max-width: 520px; padding-right: 36px; font-size: 29px; margin-bottom: 16px; }
.dialog-head p { font-size: 14px; color: #d9e7ed; margin: 0; }
.inquiry-form { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; padding: 32px 38px 38px; }
.field { display: grid; gap: 8px; min-width: 0; }
.field--full, .form-note, .form-actions { grid-column: 1 / -1; }
.field label { font-size: 14px; font-weight: 650; }
.field input, .field select, .field textarea { width: 100%; min-height: 48px; border: 1px solid #9fb0b8; border-radius: 3px; padding: 10px 12px; background: #fff; color: var(--ink); font-size: 16px; }
.field textarea { min-height: 116px; resize: vertical; }
.form-note { font-size: 13px; color: var(--ink-soft); margin: 0; }
.form-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 16px; }
.form-status { color: var(--blue); font-size: 14px; }
.cta-actions > .button--wechat { background: #fff; color: #176942; border-color: #fff; }
.cta-actions > .button--wechat:hover { background: #e8f4ed; color: #145334; }
.inquiry-direct { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 6px 18px; padding: 16px 38px; background: #eef6f1; border-bottom: 1px solid #cfdfd5; font-size: 14px; }
.wechat-text-link { display: inline-flex; align-items: center; min-height: 44px; color: #176942; font-weight: 650; text-decoration: underline; text-underline-offset: 4px; }
.wechat-dialog { box-sizing: border-box; width: min(440px, calc(100vw - 32px)); max-height: calc(100svh - 32px); padding: 30px 28px 24px; border: 0; border-radius: 6px; background: #fff; color: var(--ink); overflow-y: auto; box-shadow: 0 20px 80px #0005; }
.wechat-dialog::backdrop { background: #071a27ba; }
.wechat-dialog .dialog-close { top: 12px; right: 12px; color: var(--ink); border-color: #d4dedb; background: #fff; }
.wechat-heading { padding-right: 36px; }
.wechat-heading > span { display: block; color: #176942; font-size: 11px; font-weight: 750; letter-spacing: .12em; margin-bottom: 10px; }
.wechat-heading h2 { font-size: 25px; line-height: 1.4; margin: 0 0 12px; }
.wechat-dialog p { font-size: 14px; line-height: 1.65; margin: 0 0 14px; }
.wechat-qr-image { display: block; width: min(100%, 300px); margin: 0 auto 12px; background: #fff; }
.wechat-qr-image img { display: block; width: 100%; height: auto; }
.wechat-dialog .wechat-account { text-align: center; font-size: 13px; color: var(--ink-soft); }
.wechat-original { display: flex; width: 100%; justify-content: center; gap: 10px; background: #176942; color: #fff; border-color: #176942; min-height: 48px; }
.wechat-original:hover { color: #fff; background: #145334; border-color: #145334; }
.wechat-dialog .wechat-help { margin: 14px 0 0; color: var(--ink-soft); font-size: 12px; }
@media (max-width: 560px) { .inquiry-direct { padding: 12px 24px; } .wechat-dialog { padding: 26px 20px 20px; } .wechat-heading h2 { font-size: 23px; } .wechat-qr-image { max-width: 300px; } }
/* Content is visible even when JavaScript or intersection observation fails. */
.reveal, .reveal.is-visible { opacity: 1; transform: none; }
html[lang="en"] .hero h1 { font-size: clamp(42px, 4.25vw, 61px); }
html[lang="en"] .hero-copy > .reveal { max-width: 700px; }
html[lang="en"] .language-row { grid-template-columns: 24px 128px minmax(0, 1fr); }
html[lang="en"] .language-row strong { font-size: 15px; }
html[lang="en"] .hero-identity small { font-size: 12px; }
@media (min-width: 1600px) { .hero { min-height: 760px; } .hero-copy { min-height: 682px; padding-block: 84px; } }
@media (max-width: 1170px) {
  .desktop-nav { display: none; } .menu-toggle { display: grid; }
  .site-header { gap: 18px; } .header-actions { margin-left: auto; }
  .service-item { padding: 26px; }
  .section-head, .pearl-layout, .signal-grid, .principle-grid, .faq-layout { gap: 38px; }
  .pearl-layout { grid-template-columns: .4fr .6fr; }
  .pearl-portrait img { height: 620px; }
  .language-row, html[lang="en"] .language-row { grid-template-columns: 22px minmax(0, 1fr); gap: 2px 12px; }
  .language-row small { grid-column: 2; }
}
@media (max-width: 820px) {
  .hero-copy { padding-top: 50px; }
  .hero-media img { object-position: 58% center; }
  .hero::before { background: linear-gradient(90deg, #0a2233f2, #0a2233b8 72%, #0a223380), linear-gradient(0deg, #0a2233a0, transparent 50%); }
  .route-band { padding-block: 42px; gap: 18px; }
  .route-card { padding: 28px; }
  .route-list { gap: 8px 16px; }
  .section-head { grid-template-columns: 1fr; gap: 26px; }
  .service-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .evidence-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 30px 20px; }
  .evidence-card picture { aspect-ratio: 4 / 5; }
  .thesis .section-inner { gap: 36px; }
  .pearl-layout, .signal-grid { grid-template-columns: 1fr; gap: 40px; }
  .pearl-portrait { max-width: 480px; width: 100%; margin-inline: auto; }
  .pearl-portrait img { height: auto; max-height: 620px; aspect-ratio: 4 / 5; }
  .pearl-copy h2 { font-size: 36px; }
  .language-row { grid-template-columns: 24px 104px minmax(0, 1fr); gap: 14px; }
  html[lang="en"] .language-row { grid-template-columns: 24px 128px minmax(0, 1fr); gap: 14px; }
  .language-row small { grid-column: auto; }
  .phone-stack { max-width: 520px; width: 100%; margin: auto; }
  .signal-copy { grid-row: 1; }
  .process-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .principle-grid, .faq-layout { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 30px; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 560px) {
  :root { --body: 16px; --gutter: 22px; --section: 62px; --h2: 30px; }
  html { scroll-padding-top: 70px; } main > section { scroll-margin-top: 0; }
  .site-header { height: 70px; padding-inline: 20px; gap: 10px; }
  .brand { gap: 9px; } .brand strong { font-size: 27px; }
  .brand small { font-size: 13px; padding-left: 9px; }
  .brand small span { display: none; }
  .header-actions { gap: 8px; } .header-cta { display: none; }
  .language-link, .menu-toggle { width: 44px; height: 44px; }
  .mobile-panel { top: 70px; }
  .hero { min-height: auto; padding-top: 70px; }
  .hero::before, .hero-media { top: 70px; }
  .hero::before { background: linear-gradient(90deg, #0a2233f3 0%, #0a2233c7 72%, #0a22339e 100%), linear-gradient(0deg, #0a2233b8, transparent 52%); }
  .hero-media img { object-position: 57% center; }
  .hero-copy { min-height: auto; padding: 44px 0 50px; }
  .hero-identity { gap: 5px 12px; margin-bottom: 26px; }
  .hero-identity strong { font-size: 38px; } .hero-identity span { font-size: 21px; }
  .hero-identity small { font-size: 11px; letter-spacing: .08em; }
  .hero h1 { font-size: clamp(38px, 11vw, 52px); line-height: 1.2; margin-bottom: 24px; }
  html[lang="en"] .hero h1 { font-size: clamp(34px, 9.5vw, 48px); }
  .hero-lede { font-size: 16px; line-height: 1.85; }
  .desktop-break { display: none; }
  .hero-actions { display: grid; grid-template-columns: 1fr; gap: 10px; }
  .hero-actions .button { justify-content: space-between; }
  .proof-band { padding-inline: 22px; }
  .proof-band__inner { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero-proof, .hero-proof:first-child, .hero-proof:last-child { padding: 18px 12px 16px 0; border: 0; }
  .hero-proof:nth-child(even) { padding-left: 18px; border-left: 1px solid var(--line); }
  .hero-proof:nth-child(n+3) { border-top: 1px solid var(--line); }
  .hero-proof strong { font-size: 15px; } .hero-proof span { font-size: 12px; }
  .route-band { grid-template-columns: 1fr; padding-block: 28px; gap: 16px; }
  .route-card { padding: 28px; } .route-card h2 { font-size: 28px; }
  .route-number { margin-bottom: 20px; }
  .route-list { gap: 10px 20px; }
  .section-head { margin-bottom: 32px; }
  .section-head h2 { margin-bottom: 20px; }
  .section-head p { font-size: 16px; }
  .service-list { grid-template-columns: 1fr; }
  .service-item { grid-template-columns: 1fr; padding: 28px; }
  .service-item .num { margin-bottom: 18px; }
  .service-item h3 { margin-bottom: 12px; }
  .service-item p { margin-bottom: 18px; }
  .service-deliverables, .service-detail-link { grid-column: 1 / -1; }
  .service-detail-link { justify-content: space-between; margin-top: 12px; }
  .evidence-grid { gap: 28px 14px; }
  .evidence-card picture { aspect-ratio: 3 / 4; }
  .evidence-card figcaption { font-size: 13px; padding-top: 14px; }
  .evidence-card figcaption b { font-size: 16px; }
  .thesis .section-inner { grid-template-columns: 1fr; gap: 24px; }
  .thesis blockquote { font-size: 28px; }
  .thesis-note { padding-left: 20px; font-size: 16px; }
  .pearl-copy h2 { font-size: clamp(25px, 7.2vw, 34px); letter-spacing: -.025em; }
  .pearl-copy p { font-size: 16px; }
  .pearl-portrait img { aspect-ratio: 4 / 5; }
  .language-row, html[lang="en"] .language-row { grid-template-columns: 22px minmax(0, 1fr); gap: 3px 12px; }
  .language-row small { grid-column: 2; font-size: 15px; }
  .language-row--languages small { font-size: 13px; letter-spacing: -.02em; }
  .phone-stack { gap: 12px; }
  .comment-evidence > span { padding: 10px; font-size: 11px; }
  .question-list li { font-size: 15px; }
  .process-list { grid-template-columns: 1fr; }
  .process-step { display: grid; grid-template-columns: 52px 1fr; gap: 16px; min-height: auto; padding: 26px 0; }
  .process-step .num { overflow-wrap: anywhere; line-height: 1.8; font-size: 10px; margin: 3px 0 0; }
  .process-step h3 { font-size: 20px; }
  .process-step p { font-size: 15px; }
  .faq-list summary { font-size: 16px; gap: 16px; }
  .faq-list details p { font-size: 15px; padding-right: 0; }
  .cta-section { padding-block: 64px; text-align: left; }
  .cta-section .eyebrow { justify-content: start; font-size: 11px; }
  .cta-section h2 { font-size: 28px; }
  .cta-section p { font-size: 16px; }
  .contact-brief { font-size: 12px; }
  .cta-actions { justify-content: start; }
  .cta-actions > * { width: 100%; }
  .site-footer { padding-top: 44px; }
  .footer-nav { font-size: 13px; }
  .footer-nav a { min-height: 44px; }
  .footer-bottom { font-size: 11px; }
  .dialog-head { padding: 38px 24px 26px; }
  .dialog-head h2 { font-size: 25px; }
  .inquiry-form { grid-template-columns: 1fr; padding: 26px 24px; gap: 18px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition: none !important; animation: none !important; } }