:root {
  color-scheme: dark;
  --orange-main: #e95d21;
  --orange-deep: #d4571a;
  --orange-light: #ff8f4c;
  --orange-pale: #fff3eb;
  --green-main: #008c8c;
  --green-deep: #006f6f;
  --green-light: #20b2aa;
  --green-pale: #e0f2f2;
  --bg-warm-black: #1a1a18;
  --bg-charcoal: #2c2c28;
  --surface-dark: #1e1e1b;
  --surface-card: #252522;
  --border-dark: #3a3a35;
  --bg-cream: #f7f4f0;
  --text-warm-white: #fffcf8;
  --text-sand: #c8bfb3;
  --text-warm-grey: #8a8580;
  --grad-orange-green: linear-gradient(90deg, #e95d21, #008c8c);
  --font-en-display: "Syne", sans-serif;
  --font-en-serif: "DM Serif Display", serif;
  --font-cn-display: "Noto Serif SC", "Songti SC", STSong, SimSun, serif;
  --font-cn-body: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  --shell: min(1240px, calc(100% - 96px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  overflow-x: hidden;
  color: var(--text-warm-white);
  background: var(--bg-warm-black);
  font-family: var(--font-cn-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::after {
  content: "";
  position: fixed;
  z-index: 80;
  inset: 0;
  pointer-events: none;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
section { scroll-margin-top: 72px; }
.shell { width: var(--shell); margin: 0 auto; }

::selection { color: var(--text-warm-white); background: var(--orange-main); }
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg-warm-black); }
::-webkit-scrollbar-thumb { border-radius: 3px; background: var(--orange-main); }

:focus-visible { outline: 2px solid var(--green-light); outline-offset: 4px; }
.skip-link { position: fixed; z-index: 100; top: -100px; left: 20px; padding: 10px 14px; color: var(--text-warm-white); background: var(--orange-main); }
.skip-link:focus { top: 16px; }

.site-header {
  position: fixed;
  z-index: 30;
  top: 0;
  right: 0;
  left: 0;
  height: 72px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 28px;
  padding: 0 max(48px, calc((100vw - 1240px) / 2));
  color: var(--text-warm-white);
  background: rgba(26, 26, 24, 0.68);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(40px);
  -webkit-backdrop-filter: blur(40px);
}

.brand { display: inline-flex; align-items: center; gap: 12px; min-width: max-content; }
.brand-mark { width: 36px; height: 36px; border-radius: 8px; }
.brand-type strong, .brand-type small { display: block; }
.brand-type strong { font-family: var(--font-en-display); font-size: 16px; font-weight: 700; line-height: 1; letter-spacing: 0; }
.brand-type small { margin-top: 5px; color: var(--text-warm-grey); font-family: var(--font-mono); font-size: 9px; font-weight: 500; letter-spacing: 0.14em; }
.desktop-nav { display: flex; align-items: center; gap: 34px; color: var(--text-warm-grey); font-family: var(--font-mono); font-size: 11px; font-weight: 500; letter-spacing: 0.11em; white-space: nowrap; }
.desktop-nav a { transition: color 180ms ease; }
.desktop-nav a:hover { color: var(--text-warm-white); }
.header-action { justify-self: end; display: inline-flex; min-height: 36px; align-items: center; justify-content: center; padding: 0 15px; border: 1px solid rgba(233, 93, 33, 0.5); border-radius: 999px; color: var(--text-warm-white); background: rgba(233, 93, 33, 0.82); font-size: 12px; font-weight: 700; letter-spacing: 0.04em; transition: transform 180ms ease, background 180ms ease; }
.header-action:hover { transform: translateY(-2px); background: var(--orange-deep); }

.hero { position: relative; min-height: 100vh; display: flex; align-items: center; justify-content: center; overflow: hidden; background: var(--bg-warm-black); text-align: center; }
.hero-media, .hero-shade { position: absolute; inset: 0; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; object-position: center; opacity: 0.92; }
.hero-shade { background: linear-gradient(to bottom, rgba(26, 26, 24, 0.62) 0%, rgba(26, 26, 24, 0.18) 44%, rgba(26, 26, 24, 0.56) 82%, rgba(26, 26, 24, 0.96) 100%); }
.hero-content { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; padding: 140px 0 96px; }
.hero-index, .section-code { margin: 0; color: var(--orange-main); font-family: var(--font-mono); font-size: 11px; font-weight: 500; letter-spacing: 0.15em; line-height: 1.6; text-transform: uppercase; }
.hero h1 { display: flex; justify-content: center; gap: 0.13em; margin: 20px 0 0; font-family: var(--font-cn-display); font-size: clamp(78px, 13vw, 178px); font-weight: 900; line-height: 0.94; letter-spacing: 0; text-shadow: 0 18px 80px rgba(0, 0, 0, 0.35); }
.hero-title-orange { color: var(--orange-main); }
.hero-title-green { color: var(--green-main); }
.hero-statement { margin: 24px 0 0; color: var(--text-warm-white); font-family: var(--font-cn-display); font-size: clamp(19px, 2vw, 26px); font-weight: 400; letter-spacing: 0.08em; }
.hero-intro { max-width: 680px; margin: 24px 0 0; color: var(--text-sand); font-size: 16px; line-height: 1.9; }
.hero-bar { width: 200px; height: 4px; margin-top: 34px; border-radius: 100px; background: var(--grad-orange-green); box-shadow: 0 0 28px rgba(0, 140, 140, 0.22); }
.hero-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; margin-top: 28px; }
.button { display: inline-flex; min-width: 148px; min-height: 42px; align-items: center; justify-content: center; gap: 10px; padding: 0 18px; border: 1px solid transparent; border-radius: 999px; font-size: 13px; font-weight: 700; letter-spacing: 0.05em; transition: transform 180ms ease, border-color 180ms ease, background 180ms ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { border-color: rgba(255, 143, 76, 0.52); color: var(--text-warm-white); background: rgba(233, 93, 33, 0.9); box-shadow: 0 12px 32px rgba(233, 93, 33, 0.22); }
.button-primary:hover { background: var(--orange-deep); }
.button-quiet { border-color: rgba(255, 252, 248, 0.18); color: var(--text-sand); background: rgba(26, 26, 24, 0.28); }
.button-quiet:hover { border-color: rgba(255, 252, 248, 0.44); color: var(--text-warm-white); }
.hero-scroll { position: absolute; z-index: 1; bottom: 36px; left: 50%; display: flex; flex-direction: column; align-items: center; gap: 8px; color: var(--text-warm-grey); font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; transform: translateX(-50%); }
.hero-scroll i { display: block; width: 1px; height: 28px; background: linear-gradient(to bottom, var(--text-warm-grey), transparent); }

.statement, .capabilities, .services, .enterprise, .products, .company { position: relative; border-top: 1px solid var(--border-dark); }
.statement { padding: 144px 0 84px; background: var(--bg-warm-black); }
.statement-grid { max-width: 900px; display: grid; grid-template-columns: 1fr; gap: 36px; text-align: center; }
.statement-copy h2, .section-header h2, .approach-copy h2, .company h2, .contact h2 { margin: 0; font-family: var(--font-cn-display); font-size: clamp(36px, 4.8vw, 66px); font-weight: 700; line-height: 1.3; letter-spacing: 0; text-wrap: balance; }
.statement-copy p { max-width: 780px; margin: 32px auto 0; color: var(--text-sand); font-family: var(--font-cn-display); font-size: 19px; line-height: 1.9; }

.capabilities { padding: 24px 0 144px; background: var(--bg-warm-black); }
.capability-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.capability-grid article { min-height: 260px; padding: 34px; overflow: hidden; border: 1px solid var(--border-dark); border-radius: 16px; background: var(--surface-dark); transition: transform 220ms ease, border-color 220ms ease; }
.capability-grid article:hover { border-color: rgba(233, 93, 33, 0.7); transform: translateY(-5px); }
.capability-grid article:nth-child(2):hover { border-color: rgba(0, 140, 140, 0.8); }
.capability-grid span { color: var(--orange-main); font-family: var(--font-mono); font-size: 12px; font-weight: 700; }
.capability-grid article:nth-child(2) span { color: var(--green-light); }
.capability-grid h3 { margin: 68px 0 12px; color: var(--text-warm-white); font-family: var(--font-cn-display); font-size: 27px; line-height: 1.3; }
.capability-grid p { margin: 0; color: var(--text-warm-grey); font-size: 15px; line-height: 1.75; }

.services { padding: 144px 0; background: var(--surface-dark); }
.split-header, .product-heading { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(260px, 0.6fr); gap: 76px; align-items: end; }
.section-header .section-code { margin-bottom: 24px; }
.section-summary { margin: 0; color: var(--text-warm-grey); font-size: 16px; line-height: 1.85; }
.service-list { display: grid; gap: 14px; margin-top: 72px; }
.service-list article { display: grid; grid-template-columns: 70px minmax(280px, 1fr) minmax(250px, 0.8fr); gap: 32px; padding: 32px; border: 1px solid var(--border-dark); border-radius: 16px; background: var(--surface-card); transition: border-color 220ms ease, transform 220ms ease; }
.service-list article:hover { border-color: rgba(0, 140, 140, 0.75); transform: translateX(5px); }
.service-list article:nth-child(odd):hover { border-color: rgba(233, 93, 33, 0.75); }
.service-number { color: var(--orange-main); font-family: var(--font-mono); font-size: 13px; font-weight: 700; }
.service-list article:nth-child(even) .service-number { color: var(--green-light); }
.service-list h3 { margin: 0; color: var(--text-warm-white); font-family: var(--font-cn-display); font-size: clamp(25px, 2.3vw, 35px); line-height: 1.25; }
.service-list p { max-width: 600px; margin: 14px 0 0; color: var(--text-warm-grey); font-size: 15px; line-height: 1.82; }
.service-list ul { display: grid; align-content: center; gap: 9px; margin: 0; padding: 0; color: var(--text-sand); font-size: 14px; list-style: none; }
.service-list li { position: relative; padding-left: 17px; }
.service-list li::before { content: ""; position: absolute; top: 0.63em; left: 0; width: 6px; height: 6px; border-radius: 50%; background: var(--orange-main); }
.service-list article:nth-child(even) li::before { background: var(--green-light); }

.enterprise { padding: 144px 0 116px; background: var(--bg-charcoal); }
.enterprise-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 72px; }
.enterprise-card { position: relative; min-height: 450px; display: flex; flex-direction: column; padding: 34px; overflow: hidden; border: 1px solid var(--border-dark); border-radius: 16px; background: rgba(26, 26, 24, 0.5); transition: transform 220ms ease, border-color 220ms ease, background 220ms ease; }
.enterprise-card::before { content: ""; position: absolute; top: 0; left: 34px; width: 62px; height: 3px; background: var(--orange-main); }
.enterprise-card:hover { border-color: rgba(233, 93, 33, 0.72); background: rgba(26, 26, 24, 0.78); transform: translateY(-5px); }
.enterprise-card-green::before { background: var(--green-light); }
.enterprise-card-green:hover { border-color: rgba(0, 140, 140, 0.78); }
.enterprise-card-neutral::before { background: var(--text-sand); }
.enterprise-card-neutral:hover { border-color: rgba(200, 191, 179, 0.58); }
.enterprise-kicker { margin: 14px 0 0; color: var(--orange-light); font-family: var(--font-mono); font-size: 10px; font-weight: 700; letter-spacing: 0.12em; line-height: 1.6; }
.enterprise-card-green .enterprise-kicker { color: var(--green-light); }
.enterprise-card-neutral .enterprise-kicker { color: var(--text-sand); }
.enterprise-card h3 { margin: 76px 0 16px; color: var(--text-warm-white); font-family: var(--font-cn-display); font-size: 31px; line-height: 1.28; }
.enterprise-card > p:not(.enterprise-kicker) { margin: 0; color: var(--text-warm-grey); font-size: 15px; line-height: 1.8; }
.enterprise-card ul { display: grid; gap: 10px; margin: auto 0 0; padding: 26px 0 0; border-top: 1px solid rgba(255, 255, 255, 0.11); color: var(--text-sand); font-size: 14px; list-style: none; }
.enterprise-card li { position: relative; padding-left: 16px; }
.enterprise-card li::before { content: ""; position: absolute; top: 0.62em; left: 0; width: 6px; height: 6px; border-radius: 50%; background: var(--orange-main); }
.enterprise-card-green li::before { background: var(--green-light); }
.enterprise-card-neutral li::before { background: var(--text-sand); }
.enterprise-note { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 24px; align-items: start; margin-top: 42px; padding-top: 20px; border-top: 1px solid rgba(255, 255, 255, 0.12); }
.enterprise-note span { color: var(--green-light); font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em; }
.enterprise-note p { max-width: 650px; margin: 0; color: var(--text-warm-grey); font-size: 13px; line-height: 1.8; }

.products { padding: 144px 0; background: var(--bg-warm-black); }
.product-rail { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; margin-top: 72px; }
.product-card { position: relative; min-height: 490px; overflow: hidden; border: 1px solid var(--border-dark); border-radius: 16px; background: var(--surface-card); }
.product-card-wide { grid-column: span 2; min-height: 380px; }
.product-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0.7; transition: transform 500ms ease, opacity 500ms ease; }
.product-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(26, 26, 24, 0.98) 2%, rgba(26, 26, 24, 0.6) 46%, rgba(26, 26, 24, 0.06) 100%); }
.product-card:hover img { opacity: 0.9; transform: scale(1.045); }
.product-card-copy { position: absolute; z-index: 1; right: 0; bottom: 0; left: 0; padding: 36px; }
.product-card-wide .product-card-copy { max-width: 700px; padding: 44px; }
.product-card-copy span { color: var(--orange-main); font-family: var(--font-mono); font-size: 11px; font-weight: 700; letter-spacing: 0.12em; }
.product-card:nth-child(3) .product-card-copy span { color: var(--green-light); }
.product-card-copy h3 { margin: 14px 0 10px; color: var(--text-warm-white); font-family: var(--font-cn-display); font-size: clamp(26px, 2.7vw, 40px); line-height: 1.2; }
.product-card-copy p { max-width: 570px; margin: 0; color: var(--text-sand); font-size: 15px; line-height: 1.76; }

.approach { display: grid; grid-template-columns: minmax(0, 1fr) minmax(440px, 0.94fr); min-height: 800px; color: var(--text-warm-white); border-top: 1px solid var(--border-dark); background: var(--bg-charcoal); }
.approach-image { min-height: 560px; overflow: hidden; }
.approach-image img { width: 100%; height: 100%; object-fit: cover; object-position: center; filter: saturate(0.75) contrast(1.04); }
.approach-copy { max-width: 690px; padding: 112px clamp(38px, 7vw, 112px) 104px clamp(38px, 6vw, 90px); }
.approach-copy h2 { margin-top: 20px; }
.approach-copy ol { display: grid; gap: 0; margin: 50px 0 0; padding: 0; list-style: none; }
.approach-copy li { display: grid; grid-template-columns: 46px minmax(0, 1fr); gap: 18px; padding: 18px 0; border-top: 1px solid rgba(255, 255, 255, 0.12); }
.approach-copy li:last-child { border-bottom: 1px solid rgba(255, 255, 255, 0.12); }
.approach-copy li > span { color: var(--green-light); font-family: var(--font-mono); font-size: 12px; }
.approach-copy li:nth-child(odd) > span { color: var(--orange-main); }
.approach-copy strong { font-family: var(--font-cn-display); font-size: 21px; }
.approach-copy li p { margin: 6px 0 0; color: var(--text-warm-grey); font-size: 14px; line-height: 1.72; }

.company { padding: 136px 0; color: var(--bg-warm-black); background: var(--bg-cream); border-color: rgba(26, 26, 24, 0.1); }
.company .section-code { color: var(--orange-main); }
.company-grid { display: grid; grid-template-columns: minmax(190px, 0.36fr) minmax(0, 1fr); gap: 44px; }
.company h2 { color: var(--bg-warm-black); }
.company-grid > div > p { max-width: 760px; margin: 28px 0 0; color: #6d6760; font-size: 17px; line-height: 1.9; }
.company-facts { grid-column: 2; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 26px; border-top: 1px solid rgba(26, 26, 24, 0.16); border-bottom: 1px solid rgba(26, 26, 24, 0.16); }
.company-facts div { padding: 20px 22px 20px 0; border-right: 1px solid rgba(26, 26, 24, 0.16); }
.company-facts div + div { padding-left: 22px; }
.company-facts div:last-child { border-right: 0; }
.company-facts span, .company-facts strong { display: block; }
.company-facts span { color: #7d766f; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.08em; }
.company-facts strong { margin-top: 9px; color: var(--bg-warm-black); font-family: var(--font-en-display); font-size: 22px; font-weight: 700; letter-spacing: 0.01em; }

.contact { position: relative; overflow: hidden; padding: 140px 0; color: var(--text-warm-white); background: #0b1c1a; }
.contact::before { content: ""; position: absolute; inset: 0; opacity: 0.72; background: radial-gradient(circle at 12% 20%, rgba(233, 93, 33, 0.24), transparent 33%), radial-gradient(circle at 88% 74%, rgba(0, 140, 140, 0.28), transparent 35%); }
.contact-inner { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1fr) minmax(330px, 0.52fr); gap: clamp(48px, 9vw, 150px); align-items: center; }
.contact-copy h2 { max-width: 740px; margin-top: 20px; }
.contact-copy > p:last-child { max-width: 660px; margin: 28px 0 0; color: var(--text-sand); font-size: 16px; line-height: 1.9; }
.wechat-card { padding: 28px; border: 1px solid rgba(255, 255, 255, 0.16); border-radius: 16px; background: rgba(26, 26, 24, 0.72); box-shadow: 0 20px 70px rgba(0, 0, 0, 0.28); backdrop-filter: blur(16px); }
.wechat-card-top span, .wechat-card-top strong { display: block; }
.wechat-card-top span { color: var(--orange-light); font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em; }
.wechat-card-top strong { margin-top: 10px; color: var(--text-warm-white); font-family: var(--font-cn-display); font-size: 29px; }
.wechat-qr-wrap { margin-top: 24px; padding: 15px; background: var(--text-warm-white); }
.wechat-qr-wrap img { width: min(100%, 320px); margin: 0 auto; }
.wechat-card > p { margin: 18px 0 0; color: var(--text-warm-grey); font-size: 13px; line-height: 1.75; }

.site-footer { color: var(--text-warm-grey); background: var(--bg-warm-black); border-top: 1px solid var(--border-dark); }
.footer-inner { display: flex; justify-content: space-between; gap: 48px; padding: 36px 0 42px; }
.footer-brand > p, .footer-info p { margin: 12px 0 0; font-size: 12px; line-height: 1.7; }
.footer-info { max-width: 480px; text-align: right; }
.footer-info p { margin-top: 4px; }

@media (max-width: 1040px) {
  :root { --shell: min(100% - 48px, 1240px); }
  .site-header { padding: 0 24px; }
  .desktop-nav { gap: 19px; }
  .split-header, .product-heading { gap: 42px; }
  .approach { grid-template-columns: minmax(0, 0.85fr) minmax(390px, 1fr); }
  .approach-copy { padding: 88px 48px; }
}

@media (max-width: 780px) {
  :root { --shell: calc(100% - 32px); }
  section { scroll-margin-top: 64px; }
  .site-header { height: 64px; grid-template-columns: 1fr auto; padding: 0 16px; }
  .desktop-nav { display: none; }
  .header-action { min-height: 34px; padding: 0 12px; font-size: 11px; }
  .brand-mark { width: 34px; height: 34px; }
  .brand-type strong { font-size: 15px; }
  .hero { min-height: 760px; }
  .hero-media img { object-position: center; }
  .hero-shade { background: linear-gradient(to bottom, rgba(26, 26, 24, 0.64) 0%, rgba(26, 26, 24, 0.18) 36%, rgba(26, 26, 24, 0.72) 78%, rgba(26, 26, 24, 0.98) 100%); }
  .hero-content { padding: 116px 0 92px; }
  .hero h1 { font-size: clamp(66px, 21vw, 100px); gap: 0.08em; }
  .hero-statement { max-width: 320px; font-size: 18px; line-height: 1.7; }
  .hero-intro { max-width: 350px; font-size: 14px; line-height: 1.78; }
  .hero-bar { width: 156px; margin-top: 28px; }
  .hero-scroll { bottom: 23px; }
  .statement, .services, .enterprise, .products, .company, .contact { padding: 84px 0; }
  .capabilities { padding: 16px 0 84px; }
  .statement-grid, .company-grid, .split-header, .product-heading, .contact-inner { grid-template-columns: 1fr; gap: 24px; }
  .statement-copy h2, .section-header h2, .approach-copy h2, .company h2, .contact h2 { font-size: 35px; }
  .statement-copy p { margin-top: 22px; font-size: 16px; }
  .capability-grid { grid-template-columns: 1fr; }
  .capability-grid article { min-height: 0; padding: 27px; }
  .capability-grid h3 { margin-top: 40px; }
  .service-list { margin-top: 48px; }
  .service-list article { grid-template-columns: 44px minmax(0, 1fr); gap: 14px; padding: 25px; }
  .service-list ul { grid-column: 2; margin-top: 2px; }
  .enterprise-grid { grid-template-columns: 1fr; gap: 14px; margin-top: 48px; }
  .enterprise-card { min-height: 0; padding: 27px; }
  .enterprise-card::before { left: 27px; }
  .enterprise-card h3 { margin-top: 46px; font-size: 28px; }
  .enterprise-card ul { margin-top: 28px; }
  .enterprise-note { grid-template-columns: 1fr; gap: 10px; margin-top: 28px; }
  .product-rail { grid-template-columns: 1fr; gap: 14px; margin-top: 48px; }
  .product-card, .product-card-wide { grid-column: auto; min-height: 430px; }
  .product-card-wide { min-height: 450px; }
  .product-card-copy, .product-card-wide .product-card-copy { padding: 26px; }
  .approach { grid-template-columns: 1fr; min-height: 0; }
  .approach-image { min-height: 380px; }
  .approach-copy { max-width: none; padding: 76px 16px 84px; }
  .approach-copy ol { margin-top: 36px; }
  .company-facts { grid-column: auto; grid-template-columns: 1fr; margin-top: 10px; }
  .company-facts div, .company-facts div + div { padding: 17px 0; border-right: 0; border-bottom: 1px solid rgba(26, 26, 24, 0.16); }
  .company-facts div:last-child { border-bottom: 0; }
  .footer-inner { display: block; padding: 30px 0; }
  .footer-info { margin-top: 28px; text-align: left; }
}

@media (max-width: 430px) {
  .header-action { display: none; }
  .site-header { grid-template-columns: 1fr; }
  .hero { min-height: 720px; }
  .hero h1 { font-size: clamp(58px, 21vw, 86px); }
  .hero-index { font-size: 9px; letter-spacing: 0.11em; }
  .hero-actions { display: grid; width: 100%; grid-template-columns: 1fr; }
  .button { width: 100%; }
  .wechat-card { padding: 20px; }
}