:root {
  color-scheme: light;
  --bg: #f7f7fc;
  --bg-soft: #f0f0fb;
  --surface: rgba(255, 255, 255, .8);
  --surface-strong: #fff;
  --ink: #18163f;
  --ink-soft: #565273;
  --ink-muted: #7b7698;
  --violet: #4a4edb;
  --violet-deep: #28266f;
  --violet-soft: #ececff;
  --orange: #f7966a;
  --orange-soft: #fff0e8;
  --cyan: #21c3e8;
  --line: rgba(40, 38, 111, .1);
  --dark: #0c1022;
  --dark-soft: #141a31;
  --dark-line: rgba(255, 255, 255, .12);
  --radius-control: 16px;
  --radius-card: 24px;
  --radius-panel: 34px;
  --radius-xl: 34px;
  --radius-lg: 26px;
  --radius-md: 18px;
  --shadow-soft: 0 20px 60px rgba(40, 38, 111, .08);
  --shadow: 0 26px 80px rgba(40, 38, 111, .11);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
body { margin: 0; color: var(--ink); background: var(--bg); font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif; }
html[data-locale="en"] body { font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, sans-serif; letter-spacing: -.005em; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
img { max-width: 100%; display: block; }
::selection { background: rgba(74, 78, 219, .2); }
.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; }
.site-page { position: relative; min-height: 100vh; overflow-x: hidden; }
.site-page::after { content: ""; position: fixed; inset: -12%; z-index: 80; pointer-events: none; opacity: .13; background: radial-gradient(ellipse 42% 18% at 18% 26%, transparent 56%, rgba(93,104,236,.22) 58%, transparent 61%), radial-gradient(ellipse 34% 15% at 82% 38%, transparent 55%, rgba(33,195,232,.2) 57%, transparent 61%), radial-gradient(ellipse 46% 20% at 54% 78%, transparent 57%, rgba(107,99,246,.16) 59%, transparent 63%); background-size: 112% 108%, 118% 114%, 124% 116%; mix-blend-mode: multiply; animation: waterRipple 18s ease-in-out infinite alternate; }
@keyframes waterRipple { from { transform: translate3d(-1.5%, -1%, 0) scale(1); opacity: .1; } to { transform: translate3d(1.5%, 1%, 0) scale(1.035); opacity: .15; } }
.site-container { width: min(1240px, calc(100% - clamp(44px, 8vw, 128px))); margin-inline: auto; }
.site-container.narrow { width: min(820px, calc(100% - clamp(44px, 8vw, 128px))); }

/* Header */
.site-header-wrap { position: fixed; inset: 18px 0 auto; z-index: 100; }
.site-header { width: min(1240px, calc(100% - 32px)); min-height: 64px; margin: 0 auto; padding: 8px 10px 8px 14px; display: grid; grid-template-columns: minmax(250px, 1fr) auto minmax(250px, 1fr); align-items: center; gap: 16px; border: 1px solid rgba(255,255,255,.78); border-radius: 999px; background: rgba(255,255,255,.8); backdrop-filter: blur(20px) saturate(1.2); -webkit-backdrop-filter: blur(20px) saturate(1.2); box-shadow: 0 12px 36px rgba(40,38,111,.09), inset 0 1px 0 rgba(255,255,255,.94); }
.site-brand { min-width: 0; display: flex; align-items: center; gap: 11px; }
.site-brand-mark { width: 42px; height: 42px; flex: none; border-radius: 50%; overflow: hidden; box-shadow: 0 7px 20px rgba(74,78,219,.18); }
.site-brand-mark img { width: 100%; height: 100%; object-fit: cover; }
.site-brand-copy { min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.site-brand-copy strong { font-size: 15px; letter-spacing: -.02em; color: var(--violet-deep); }
.site-brand-copy small { font-size: 10px; white-space: nowrap; color: var(--ink-muted); }
.desktop-nav { display: flex; align-items: center; gap: clamp(16px, 1.7vw, 24px); font-size: 14px; font-weight: 650; color: var(--ink-soft); white-space: nowrap; }
.desktop-nav a, .footer-links a { transition: color .2s ease; }
.desktop-nav a:hover, .footer-links a:hover { color: var(--violet); }
.header-actions { justify-self: end; display: flex; align-items: center; gap: 9px; }
.language-switch { display: inline-flex; align-items: center; gap: 5px; padding: 0 10px; min-height: 36px; border-radius: var(--radius-control); background: rgba(255,255,255,.55); border: 1px solid var(--line); color: var(--ink-muted); }
.language-switch button { min-width: 20px; min-height: 32px; padding: 0; border: 0; background: transparent; color: inherit; font-size: 11px; font-weight: 800; cursor: pointer; transition: color .2s ease; }
.language-switch button.active { color: var(--violet-deep); }
.language-switch span { font-size: 10px; color: rgba(40,38,111,.28); }
.header-contact { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 20px; border-radius: 18px; color: #fff; background: var(--violet); font-size: 14px; font-weight: 750; box-shadow: 0 10px 24px rgba(74,78,219,.2); transition: transform .2s ease, background .2s ease, box-shadow .2s ease; }
.header-contact:hover { transform: translateY(-1px); background: var(--violet-deep); box-shadow: 0 14px 28px rgba(74,78,219,.24); }
.mobile-menu-button, .mobile-nav { display: none; }

/* Hero */
.hero-section { position: relative; min-height: 690px; padding: 148px 0 72px; isolation: isolate; overflow: hidden; }
.hero-grain { position: absolute; inset: 0; z-index: -3; background: radial-gradient(720px 520px at 13% 14%, rgba(255,255,255,.9), transparent 66%), radial-gradient(620px 500px at 86% 18%, rgba(247,150,106,.2), transparent 68%), radial-gradient(820px 600px at 48% 56%, rgba(149,159,255,.58), transparent 69%), linear-gradient(135deg, #f5f5ff 0%, #e4e6ff 48%, #f8e6df 112%); background-size: 116% 116%; animation: heroDrift 20s ease-in-out infinite alternate; }
@keyframes heroDrift { from { background-position: 0 0; transform: scale(1.01); } to { background-position: 100% 32%; transform: scale(1.035); } }
.hero-overlay { position: absolute; inset: 0; z-index: -2; background: radial-gradient(ellipse 900px 520px at 50% 18%, rgba(255,255,255,.22), transparent 66%), linear-gradient(180deg, transparent 0%, rgba(247,247,252,.18) 78%, var(--bg) 100%); }
.hero-inner { text-align: center; }
.hero-company-line { display: inline-flex; align-items: center; min-height: 30px; padding: 0 13px; border-radius: 15px; background: rgba(255,255,255,.42); border: 1px solid rgba(255,255,255,.62); color: var(--ink-soft); font-size: 12px; font-weight: 700; }
.hero-inner h1 { max-width: 880px; margin: 24px auto 0; font-size: clamp(52px, 5.3vw, 76px); line-height: 1.035; letter-spacing: -.05em; font-weight: 850; text-wrap: balance; color: var(--violet-deep); }
.hero-inner h1 span { background: linear-gradient(110deg, #3f44d2 0%, #6b63f6 58%, #d47e68 115%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-lead { max-width: 680px; margin: 22px auto 0; font-size: clamp(16px, 1.35vw, 18px); line-height: 1.75; font-weight: 520; color: var(--ink-soft); text-wrap: balance; }
.hero-actions { margin-top: 30px; display: flex; gap: 11px; justify-content: center; flex-wrap: wrap; }
.primary-button, .secondary-button { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; padding: 0 25px; border-radius: 18px; font-size: 14px; font-weight: 760; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.primary-button { color: #fff; background: var(--violet); box-shadow: 0 12px 28px rgba(74,78,219,.22); }
.secondary-button { color: var(--violet-deep); background: rgba(255,255,255,.55); border: 1px solid rgba(255,255,255,.78); }
.primary-button:hover, .secondary-button:hover { transform: translateY(-2px); }
.hero-proof { width: min(900px, 100%); margin: 42px auto 0; display: grid; grid-template-columns: repeat(3, 1fr); border-block: 1px solid rgba(40,38,111,.1); background: rgba(255,255,255,.22); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.hero-proof div { padding: 16px 22px; display: flex; flex-direction: column; gap: 5px; }
.hero-proof div + div { border-left: 1px solid rgba(40,38,111,.09); }
.hero-proof strong { font-size: 10px; letter-spacing: .11em; color: var(--ink-muted); }
.hero-proof span { font-size: 14px; font-weight: 760; color: var(--violet-deep); }

/* Shared sections */
.section-label { margin: 0 0 15px; color: var(--violet); font-size: 11px; font-weight: 850; letter-spacing: .15em; }
.section-label.light { color: #a6afff; }
.identity-section, .product-section, .wow-section, .cooperation-section { padding: clamp(92px, 9vw, 128px) 0; }
.identity-grid { display: grid; grid-template-columns: minmax(520px, 1.04fr) minmax(0, .96fr); gap: clamp(48px, 6vw, 76px); align-items: start; }
.identity-grid h2, .product-copy h2, .section-head-row h2, .wow-copy h2, .cooperation-heading h2, .contact-band h2, .subpage-hero h1 { margin: 0; letter-spacing: -.04em; text-wrap: balance; }
.identity-grid h2, .product-copy h2, .wow-copy h2, .cooperation-heading h2 { font-size: clamp(38px, 4vw, 54px); line-height: 1.12; }
.identity-copy { padding-top: 25px; border-top: 1px solid var(--line); }
.identity-copy p { margin: 0; max-width: 650px; font-size: 17px; line-height: 1.82; color: var(--ink-soft); }
.identity-copy p + p { margin-top: 20px; }
.identity-copy strong { color: var(--violet-deep); }

/* Product */
.product-section { background: linear-gradient(180deg, #fff 0%, #f5f3fc 100%); }
.product-grid { display: grid; grid-template-columns: .94fr 1.06fr; gap: clamp(48px, 7vw, 82px); align-items: center; }
.product-copy > p:not(.section-label) { max-width: 590px; margin: 22px 0 0; font-size: 17px; line-height: 1.82; color: var(--ink-soft); }
.product-copy ul { list-style: none; padding: 0; margin: 30px 0 0; display: grid; gap: 13px; }
.product-copy li { display: flex; align-items: flex-start; gap: 12px; font-size: 15px; line-height: 1.62; color: var(--ink-soft); }
.product-copy li span:first-child { width: 25px; height: 25px; flex: none; display: grid; place-items: center; border-radius: 13px; color: var(--violet); background: var(--violet-soft); font-weight: 900; }
.product-status { display: inline-flex; margin-top: 30px; padding: 9px 14px; border: 1px solid rgba(74,78,219,.15); border-radius: 15px; color: var(--violet-deep); background: rgba(255,255,255,.76); font-size: 12px; font-weight: 750; }
.product-visual { position: relative; min-height: 620px; display: grid; place-items: center; }
.product-visual::before { content: ""; position: absolute; width: min(520px, 90%); aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle at 45% 45%, rgba(107,99,246,.22), rgba(33,195,232,.11) 46%, transparent 71%); filter: blur(10px); }
.phone-shell { position: relative; z-index: 2; width: min(338px, 72vw); aspect-ratio: 402 / 874; padding: 9px; border-radius: 48px; background: rgba(255,255,255,.91); box-shadow: 0 34px 90px rgba(40,38,111,.16), inset 0 1px 0 #fff; }
.phone-shell picture, .phone-shell img { width: 100%; height: 100%; border-radius: 39px; overflow: hidden; object-fit: cover; }
.floating-note { position: absolute; z-index: 3; padding: 12px 16px; border-radius: 18px; background: rgba(255,255,255,.86); border: 1px solid rgba(255,255,255,.9); color: var(--violet-deep); font-size: 12px; font-weight: 800; box-shadow: 0 14px 42px rgba(40,38,111,.1); backdrop-filter: blur(14px); }
.floating-note-top { top: 19%; left: 2%; }
.floating-note-bottom { right: 0; bottom: 20%; }

/* Business */
.business-section { padding: clamp(100px, 10vw, 136px) 0; color: #fff; background: var(--dark); position: relative; overflow: hidden; }
.business-section::before { content: ""; position: absolute; inset: 0; background: radial-gradient(760px 480px at 0 0, rgba(33,195,232,.09), transparent 62%), radial-gradient(700px 520px at 100% 100%, rgba(74,78,219,.2), transparent 68%); pointer-events: none; }
.business-section > .site-container { position: relative; }
.section-head-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(300px, 410px); gap: 64px; align-items: end; }
.section-head-row h2 { font-size: clamp(40px, 4.25vw, 58px); line-height: 1.1; }
.section-head-row > p { margin: 0; font-size: 16px; line-height: 1.8; color: rgba(255,255,255,.67); }
.business-grid { margin-top: 58px; display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--dark-line); border-left: 1px solid var(--dark-line); }
.business-card { min-height: 310px; padding: 32px; border-right: 1px solid var(--dark-line); border-bottom: 1px solid var(--dark-line); background: rgba(255,255,255,.012); transition: background .25s ease; }
.business-card:nth-child(2), .business-card:nth-child(4) { padding-top: 46px; }
.business-card:hover { background: rgba(255,255,255,.04); }
.business-index { color: #a6afff; font-size: 12px; font-weight: 850; letter-spacing: .12em; }
.business-card h3 { margin: 58px 0 0; font-size: 25px; line-height: 1.3; letter-spacing: -.025em; }
.business-card p { margin: 16px 0 0; max-width: 470px; font-size: 15px; line-height: 1.82; color: rgba(255,255,255,.65); }
.business-card > span { display: block; margin-top: 34px; font-size: 10px; font-weight: 850; letter-spacing: .15em; color: rgba(255,255,255,.32); }

/* WOW and cooperation */
.wow-section { background: #fff; }
.wow-panel { min-height: 420px; padding: clamp(40px, 5vw, 62px); display: grid; grid-template-columns: .72fr 1.28fr; gap: clamp(40px, 6vw, 72px); align-items: center; border-radius: var(--radius-panel); background: linear-gradient(135deg, #f7f8ff 0%, #f0f1ff 58%, #fff7f2 125%); border: 1px solid rgba(74,78,219,.09); box-shadow: var(--shadow-soft); }
.wow-logo-wrap { min-height: 250px; display: grid; place-items: center; border-radius: 28px; background: #fff; border: 1px solid rgba(19,86,190,.07); }
.wow-logo-wrap img { width: min(230px, 65%); height: auto; object-fit: contain; }
.wow-copy p:not(.section-label) { margin: 22px 0 0; max-width: 590px; font-size: 16px; line-height: 1.82; color: var(--ink-soft); }
.wow-copy a { display: inline-flex; margin-top: 26px; color: var(--violet); font-size: 14px; font-weight: 800; }
.cooperation-section { background: var(--bg); }
.cooperation-heading { max-width: 760px; }
.cooperation-grid { margin-top: 46px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.cooperation-card { padding: 36px; border-radius: var(--radius-card); background: #fff; border: 1px solid var(--line); box-shadow: 0 14px 40px rgba(40,38,111,.045); }
.cooperation-card h3 { margin: 0; font-size: 27px; letter-spacing: -.03em; }
.cooperation-card p { min-height: 82px; margin: 17px 0 28px; font-size: 15px; line-height: 1.78; color: var(--ink-soft); }
.cooperation-card a { display: flex; flex-direction: column; gap: 4px; padding-top: 22px; border-top: 1px solid var(--line); font-weight: 800; color: var(--violet-deep); }
.cooperation-card a span { font-size: clamp(22px, 2.2vw, 28px); letter-spacing: -.03em; color: var(--violet); overflow-wrap: anywhere; }
.contact-band { padding: 0 0 clamp(88px, 9vw, 120px); }
.contact-band-inner { padding: clamp(40px, 5vw, 56px); border-radius: 36px; color: #fff; background: linear-gradient(125deg, #3437ac 0%, #4a4edb 62%, #7d63e8 100%); display: flex; align-items: center; justify-content: space-between; gap: 40px; box-shadow: 0 24px 64px rgba(74,78,219,.17); }
.contact-band p { margin: 0 0 11px; color: rgba(255,255,255,.7); font-size: 12px; font-weight: 800; letter-spacing: .08em; }
.contact-band h2 { max-width: 650px; font-size: clamp(30px, 3.4vw, 44px); line-height: 1.2; }
.contact-methods-block { min-width: min(100%, 320px); padding-left: 34px; border-left: 1px solid rgba(255,255,255,.28); }
.contact-methods-block span, .contact-methods-block small { display: block; }
.contact-methods-block span { font-size: 12px; color: rgba(255,255,255,.66); }
.contact-methods-block a { display: block; margin: 6px 0 0; font-size: clamp(23px, 2.4vw, 28px); font-weight: 850; letter-spacing: -.03em; overflow-wrap: anywhere; }
.contact-methods-block .contact-email { font-size: clamp(18px, 1.8vw, 20px); }
.contact-method + .contact-method { margin-top: 17px; }
.contact-methods-block small { margin-top: 17px; color: rgba(255,255,255,.68); }

/* Footer */
.site-footer { color: rgba(255,255,255,.76); background: #080b18; }
.footer-grid { padding: 62px 0 48px; display: grid; grid-template-columns: 1.25fr .75fr; gap: clamp(48px, 7vw, 88px); }
.footer-brand-row { display: flex; align-items: center; gap: 14px; }
.footer-brand-row img { border-radius: 15px; }
.footer-brand-row strong { display: block; color: #fff; font-size: 16px; }
.footer-brand-row p { margin: 5px 0 0; font-size: 12px; color: rgba(255,255,255,.48); }
.footer-statement { max-width: 620px; margin: 20px 0 0; font-size: 13px; line-height: 1.82; color: rgba(255,255,255,.48); }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.footer-links h4 { margin: 0 0 13px; color: #fff; font-size: 13px; }
.footer-links a { display: block; padding: 5px 0; font-size: 12px; color: rgba(255,255,255,.52); }
.footer-bottom { min-height: 66px; display: flex; align-items: center; justify-content: space-between; gap: 18px; border-top: 1px solid rgba(255,255,255,.1); font-size: 11px; color: rgba(255,255,255,.38); }
.footer-bottom a { color: inherit; transition: color .2s ease; }
.footer-bottom a:hover, .footer-bottom a:focus-visible { color: rgba(255,255,255,.72); }
.footer-records { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 20px; }
.footer-record { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; }
.footer-record img { width: 16px; height: 16px; flex: 0 0 auto; object-fit: contain; }

/* Subpages */
.subpage { background: var(--bg); }
.subpage-hero { padding: 168px 0 84px; background: radial-gradient(660px 420px at 82% 0%, rgba(247,150,106,.13), transparent 68%), radial-gradient(760px 480px at 0 52%, rgba(149,159,255,.25), transparent 70%), var(--bg); }
.subpage-hero.compact { padding-bottom: 64px; }
.subpage-hero h1 { max-width: 800px; font-size: clamp(44px, 5.5vw, 66px); line-height: 1.07; color: var(--violet-deep); }
.subpage-lead { max-width: 700px; margin: 24px 0 0; font-size: 17px; line-height: 1.84; color: var(--ink-soft); }
.content-section { padding: 78px 0 112px; background: #fff; }
.company-facts { margin-bottom: 68px; display: grid; grid-template-columns: repeat(2, 1fr); border: 1px solid var(--line); border-radius: var(--radius-panel); overflow: hidden; }
.company-facts > div { min-height: 110px; padding: 22px; display: flex; flex-direction: column; justify-content: space-between; gap: 15px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #fcfcff; }
.company-facts > div:nth-child(2n) { border-right: 0; }
.company-facts > div:nth-last-child(-n+2) { border-bottom: 0; }
.company-facts span { color: var(--ink-muted); font-size: 11px; font-weight: 750; letter-spacing: .06em; }
.company-facts strong { color: var(--violet-deep); font-size: 16px; line-height: 1.5; }
.company-facts a, .legal-copy a { color: var(--violet); }
.prose-block h2 { margin: 62px 0 17px; font-size: 29px; letter-spacing: -.03em; color: var(--violet-deep); }
.prose-block h2:first-child { margin-top: 0; }
.prose-block p { margin: 0; font-size: 17px; line-height: 1.92; color: var(--ink-soft); }
.prose-block p + p { margin-top: 17px; }
.simple-grid { margin-top: 27px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.simple-grid > div { padding: 24px; border: 1px solid var(--line); border-radius: 22px; background: #fcfcff; }
.simple-grid strong, .simple-grid span { display: block; }
.simple-grid strong { color: var(--violet-deep); }
.simple-grid span { margin-top: 9px; color: var(--ink-soft); font-size: 14px; line-height: 1.7; }
.statement-box { padding: 27px 29px; border-radius: 24px; color: var(--violet-deep); background: #f1f2ff; border-left: 4px solid var(--violet); font-size: 16px; line-height: 1.85; }
.cooperation-detail-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.cooperation-detail-grid article { padding: 28px; border: 1px solid var(--line); border-radius: var(--radius-card); background: #fcfcff; }
.cooperation-detail-grid article > span { color: var(--violet); font-size: 12px; font-weight: 850; letter-spacing: .12em; }
.cooperation-detail-grid h2 { margin: 44px 0 14px; font-size: 23px; }
.cooperation-detail-grid p { margin: 0; font-size: 14px; line-height: 1.8; color: var(--ink-soft); }
.wow-detail-panel { margin-top: 34px; padding: 40px; display: grid; grid-template-columns: 220px 1fr; gap: 44px; align-items: center; border-radius: 32px; background: linear-gradient(135deg, #f6f8ff, #f1f1ff); border: 1px solid rgba(74,78,219,.08); }
.wow-detail-panel img { max-width: 180px; margin: 0 auto; object-fit: contain; }
.wow-detail-panel h2 { margin: 0; font-size: 31px; letter-spacing: -.03em; }
.wow-detail-panel p:not(.section-label) { margin: 13px 0 0; line-height: 1.75; color: var(--ink-soft); }
.direct-contact-card { margin-top: 34px; padding: 42px; border-radius: 34px; color: #fff; background: linear-gradient(125deg, var(--violet-deep), #4145bd); display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.direct-contact-card p { margin: 0 0 8px; color: rgba(255,255,255,.65); }
.direct-contact-card h2 { margin: 0; font-size: 33px; }
.direct-contact-methods { display: grid; gap: 17px; min-width: min(100%, 420px); }
.direct-contact-methods > div { display: grid; gap: 4px; }
.direct-contact-methods span { font-size: 12px; color: rgba(255,255,255,.62); }
.direct-contact-methods a { font-size: clamp(22px, 3vw, 36px); font-weight: 850; letter-spacing: -.035em; line-height: 1.15; overflow-wrap: anywhere; }
.legal-copy { max-width: 760px; }
.legal-copy a { font-weight: 750; }

/* International layout */
html[data-locale="en"] .hero-inner h1 { max-width: 900px; font-size: clamp(48px, 4.9vw, 72px); letter-spacing: -.045em; }
html[data-locale="en"] .hero-lead { max-width: 740px; }
html[data-locale="en"] .identity-grid h2, html[data-locale="en"] .product-copy h2, html[data-locale="en"] .wow-copy h2, html[data-locale="en"] .cooperation-heading h2 { font-size: clamp(36px, 3.9vw, 52px); }
html[data-locale="en"] .section-head-row h2 { font-size: clamp(38px, 4.2vw, 56px); }
html[data-locale="en"] .subpage-hero h1 { max-width: 820px; font-size: clamp(42px, 5vw, 62px); }
html[data-locale="en"] h1, html[data-locale="en"] h2, html[data-locale="en"] h3 { overflow-wrap: normal; word-break: normal; hyphens: none; }
html[data-locale="zh"] .identity-grid h2, html[data-locale="zh"] .product-copy h2, html[data-locale="zh"] .section-head-row h2, html[data-locale="zh"] .wow-copy h2, html[data-locale="zh"] .cooperation-heading h2, html[data-locale="zh"] .contact-band h2 { text-wrap: balance; word-break: keep-all; overflow-wrap: normal; }
html[data-locale="en"] .business-card h3 { font-size: 23px; }
html[data-locale="en"] .cooperation-card p { min-height: 104px; }

@media (max-width: 1120px) {
  .site-header { grid-template-columns: 1fr auto; }
  .desktop-nav, .header-contact { display: none; }
  .mobile-menu-button { display: grid; width: 44px; height: 44px; place-content: center; gap: 4px; border: 0; border-radius: 18px; background: var(--violet); cursor: pointer; }
  .mobile-menu-button span:not(.sr-only) { width: 17px; height: 2px; border-radius: 2px; background: #fff; }
  .mobile-nav { display: flex; width: min(760px, calc(100% - 32px)); margin: 10px auto 0; padding: 12px; flex-direction: column; border: 1px solid rgba(255,255,255,.85); border-radius: 28px; background: rgba(255,255,255,.96); box-shadow: var(--shadow-soft); }
  .mobile-nav a { padding: 13px 14px; border-radius: 16px; font-size: 14px; font-weight: 750; }
  .mobile-nav a:hover { background: var(--violet-soft); }
  .mobile-nav-phone { margin-top: 6px; color: #fff; background: var(--violet); }
}

@media (max-width: 980px) {
  .site-container, .site-container.narrow { width: min(100% - 64px, 1240px); }
  .identity-grid, .product-grid, .wow-panel, .footer-grid { grid-template-columns: 1fr; }
  .identity-grid, .product-grid { gap: 48px; }
  .section-head-row { grid-template-columns: 1fr; gap: 24px; }
  .section-head-row > p { max-width: 660px; }
  .product-grid { align-items: start; }
  .wow-panel { gap: 34px; }
  .wow-logo-wrap { min-height: 220px; }
  .contact-band-inner { align-items: flex-start; flex-direction: column; }
  .contact-methods-block { width: 100%; min-width: 0; padding: 28px 0 0; border-left: 0; border-top: 1px solid rgba(255,255,255,.28); }
  .footer-grid { gap: 46px; }
  .cooperation-detail-grid { grid-template-columns: 1fr; }
  .cooperation-detail-grid article { min-height: 0; }
}

@media (max-width: 720px) {
  :root { --radius-control: 14px; --radius-card: 22px; --radius-panel: 28px; --radius-xl: 28px; --radius-lg: 22px; }
  .site-container, .site-container.narrow { width: min(100% - 44px, 1240px); }
  .site-header-wrap { top: 10px; }
  .site-header { width: calc(100% - 20px); min-height: 58px; padding-left: 10px; }
  .site-brand-mark { width: 38px; height: 38px; }
  .site-brand-copy small { display: none; }
  .hero-section { min-height: auto; padding: 128px 0 68px; }
  .hero-company-line { min-height: 28px; font-size: 10px; }
  .hero-inner h1 { margin-top: 20px; font-size: clamp(40px, 11.8vw, 52px); line-height: 1.05; }
  .hero-lead { font-size: 16px; line-height: 1.72; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .primary-button, .secondary-button { width: 100%; min-height: 48px; }
  .hero-proof { grid-template-columns: 1fr; margin-top: 36px; }
  .hero-proof div { padding: 13px 10px; }
  .hero-proof div + div { border-left: 0; border-top: 1px solid rgba(40,38,111,.09); }
  .identity-section, .product-section, .wow-section, .cooperation-section { padding: 78px 0; }
  .identity-grid { gap: 32px; }
  .identity-copy { padding-top: 21px; }
  .identity-copy p { font-size: 16px; }
  .identity-grid h2, .product-copy h2, .wow-copy h2, .cooperation-heading h2 { font-size: clamp(30px, 8.2vw, 36px); }
  .product-grid { gap: 22px; }
  .product-visual { min-height: 540px; }
  .phone-shell { width: min(310px, 78vw); border-radius: 42px; }
  .phone-shell picture, .phone-shell img { border-radius: 34px; }
  .floating-note { padding: 10px 12px; border-radius: 16px; font-size: 10px; }
  .floating-note-top { left: -2%; }
  .floating-note-bottom { right: -2%; }
  .business-section { padding: 82px 0; }
  .section-head-row h2 { font-size: clamp(31px, 8.5vw, 38px); }
  html[data-locale="zh"] .business-section .section-head-row h2 br { display: none; }
  .business-grid { grid-template-columns: 1fr; margin-top: 44px; }
  .business-card, .business-card:nth-child(2), .business-card:nth-child(4) { min-height: 265px; padding: 27px; }
  .business-card h3 { margin-top: 46px; }
  .wow-panel { min-height: 0; padding: 26px; border-radius: 28px; }
  .wow-logo-wrap { min-height: 176px; border-radius: 22px; }
  .cooperation-grid { grid-template-columns: 1fr; }
  .cooperation-card { padding: 27px; border-radius: 22px; }
  .cooperation-card p, html[data-locale="en"] .cooperation-card p { min-height: auto; }
  .contact-band { padding-bottom: 78px; }
  .contact-band-inner { padding: 34px 26px; border-radius: 28px; }
  .contact-methods-block a { font-size: 25px; }
  .contact-methods-block .contact-email { font-size: 18px; }
  .footer-grid { padding-top: 52px; }
  .footer-links { grid-template-columns: 1fr 1fr; }
  .footer-bottom { padding: 20px 0; align-items: flex-start; flex-direction: column; }
  .subpage-hero { padding: 136px 0 64px; }
  .subpage-hero h1, html[data-locale="en"] .subpage-hero h1 { font-size: clamp(38px, 10.5vw, 48px); }
  .subpage-lead { font-size: 16px; }
  .content-section { padding: 60px 0 84px; }
  .company-facts { grid-template-columns: 1fr; border-radius: 28px; }
  .company-facts > div, .company-facts > div:nth-child(2n), .company-facts > div:nth-last-child(-n+2) { border-right: 0; border-bottom: 1px solid var(--line); }
  .company-facts > div:last-child { border-bottom: 0; }
  .prose-block h2 { margin-top: 46px; font-size: 25px; }
  .prose-block p { font-size: 16px; }
  .simple-grid { grid-template-columns: 1fr; }
  .wow-detail-panel { grid-template-columns: 1fr; gap: 23px; padding: 27px; border-radius: 28px; }
  .direct-contact-card { padding: 29px; border-radius: 28px; align-items: flex-start; flex-direction: column; }
  html[data-locale="en"] .hero-inner h1 { font-size: clamp(39px, 10.8vw, 50px); line-height: 1.04; }
  html[data-locale="zh"] .identity-grid h2, html[data-locale="zh"] .product-copy h2, html[data-locale="zh"] .section-head-row h2, html[data-locale="zh"] .wow-copy h2, html[data-locale="zh"] .cooperation-heading h2, html[data-locale="zh"] .contact-band h2 { line-height: 1.16; }
}

@media (max-width: 390px) {
  .site-container, .site-container.narrow { width: calc(100% - 40px); }
  .language-switch { padding-inline: 7px; }
  .hero-inner h1, html[data-locale="en"] .hero-inner h1 { font-size: clamp(38px, 11vw, 44px); }
  .product-visual { min-height: 505px; }
  .footer-links { gap: 20px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .site-page::after { transform: none; opacity: .1; }
}

[hidden] { display: none !important; }
.language-switch button:focus-visible, .mobile-menu-button:focus-visible, a:focus-visible { outline: 3px solid rgba(74,78,219,.35); outline-offset: 3px; }
@media (max-width: 1120px) { .mobile-nav[hidden] { display: none !important; } }