:root {
  color-scheme: dark;
  --surface: #09111f;
  --surface-muted: #0d192a;
  --white: #f1f6fc;
  --ink: #eef4fc;
  --muted: #9caec5;
  --accent: #62e0f4;
  --dark: #060d18;
  --accent-soft: #b4f2fc;
  --line: #253349;
  --grid-line: #62e0f412;
  --font: "Segoe UI", -apple-system, BlinkMacSystemFont, Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
body { margin: 0; background: var(--surface); color: var(--ink); font-family: var(--font); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button, summary, a { -webkit-tap-highlight-color: transparent; }
a, summary { touch-action: manipulation; }
a:focus-visible, summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 6px; }
p, h1, h2, h3 { margin: 0; }
img, svg { display: block; }
.container { width: min(1200px, calc(100% - 96px)); margin-inline: auto; }
.skip-link { position: fixed; top: 12px; left: 12px; z-index: 100; padding: 12px 24px; background: var(--dark); color: var(--white); transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }
.site-header { position: sticky; top: 0; z-index: 20; background: var(--surface); border-bottom: 1px solid var(--line); }
.header-inner { height: 88px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand-mark { width: 40px; height: 40px; color: var(--accent); }
.brand-name { font-size: 21px; font-weight: 750; letter-spacing: 1px; line-height: 1.2; }
.brand-subtitle { display: block; font-size: 9px; font-weight: 500; letter-spacing: 4px; margin-top: 5px; }
.desktop-navigation { display: flex; align-items: center; gap: 40px; font-size: 14px; }
.desktop-navigation a:not(.nav-contact):hover { color: var(--accent); }
.nav-contact { border: 1px solid var(--line); padding: 12px 20px; border-radius: 4px; transition: background .2s; }
.nav-contact:hover { background: var(--surface-muted); }
.nav-contact span { margin-left: 16px; }
.mobile-navigation { display: none; }
.hero { display: grid; grid-template-columns: 1.12fr 1fr; gap: 32px; align-items: center; min-height: 672px; padding-block: 72px; }
.eyebrow { display: flex; align-items: center; gap: 10px; font-size: 11px; font-weight: 650; letter-spacing: 2px; line-height: 1.6; color: var(--accent); }
.status-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px #62e0f412, 0 0 12px #62e0f440; }
h1 { margin-top: 28px; font-size: clamp(36px, 3.8vw, 56px); font-weight: 550; line-height: 1.14; letter-spacing: -2px; }
.accent { color: var(--accent); }
.hero-description { max-width: 440px; margin-top: 28px; font-size: 16px; line-height: 1.8; color: var(--muted); }
.hero-actions { display: flex; align-items: center; gap: 32px; margin-top: 32px; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 32px; min-height: 52px; padding: 16px 24px; border-radius: 4px; font-size: 14px; font-weight: 500; transition: background .2s, transform .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--accent); color: var(--dark); }
.button-primary:hover { background: var(--accent-soft); }
.button span, .text-link span { font-size: 19px; line-height: 1; }
.text-link { display: inline-flex; align-items: center; gap: 16px; font-size: 14px; padding-block: 12px; }
.text-link:hover { color: var(--accent); }
.hero-footnote { display: flex; align-items: center; gap: 10px; margin-top: 52px; font-size: 12px; color: var(--muted); }
.hero-footnote span { color: var(--accent); font-size: 22px; }
.hero-art { position: relative; align-self: stretch; display: flex; align-items: center; min-width: 0; background: radial-gradient(ellipse at center, #62e0f40c, transparent 70%); }
.hero-art img { width: 100%; height: auto; }
.art-topline, .art-bottomline { position: absolute; inset-inline: 16px; display: flex; align-items: center; justify-content: space-between; font: 9px/1.5 monospace; letter-spacing: 1px; color: var(--muted); }
.art-topline { top: 0; }
.art-bottomline { bottom: 0; }
.art-plus { font-size: 22px; }
.art-label { position: absolute; display: flex; align-items: center; gap: 8px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 4px; background: var(--surface-muted); font-size: 11px; white-space: nowrap; }
.art-label > span:last-child { color: var(--muted); font: 9px monospace; padding-left: 4px; }
.label-dot { width: 5px; height: 5px; border-radius: 50%; background: var(--accent); }
.art-label-ai { top: 21%; right: 0; }
.art-label-data { left: 0; top: 42%; }
.art-label-cloud { right: 9%; bottom: 17%; }
.expertise-strip { border-block: 1px solid var(--line); }
.strip-inner { min-height: 80px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.strip-inner > p { font-size: 12px; color: var(--muted); }
.strip-inner > div { display: flex; align-items: center; gap: 36px; font-size: 15px; font-weight: 450; }
.strip-inner > div > span:nth-child(even) { color: var(--accent); font-size: 20px; }
.section-space { padding-block: 100px; }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 32px; margin-bottom: 48px; }
h2 { font-size: 36px; font-weight: 500; line-height: 1.2; letter-spacing: -1px; }
.section-heading h2 { margin-top: 16px; }
.section-description { color: var(--muted); font-size: 14px; line-height: 1.9; }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-block: 1px solid var(--line); }
.service { min-width: 0; padding: 32px; }
.service:first-child { padding-left: 0; }
.service:last-child { padding-right: 0; }
.service + .service { border-left: 1px solid var(--line); }
.service-top { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 32px; }
.service-top svg { width: 40px; height: 40px; stroke: var(--accent); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.service-top > span { color: var(--muted); font: 11px monospace; }
.service-english { font-size: 9px; color: var(--accent); letter-spacing: 1.5px; }
h3 { margin-top: 8px; font-size: 24px; font-weight: 500; line-height: 1.3; letter-spacing: -.5px; }
.service-description { min-height: 128px; margin-top: 20px; color: var(--muted); font-size: 14px; line-height: 1.85; }
.service-tags { display: flex; gap: 8px; margin-top: 24px; flex-wrap: wrap; }
.service-tags span { padding: 6px 10px; border: 1px solid var(--line); border-radius: 3px; font-size: 10px; color: var(--muted); }
.about { background: var(--surface-muted); }
.about-layout { display: grid; grid-template-columns: .95fr 1fr; gap: 104px; align-items: center; }
.about-visual { position: relative; display: flex; flex-direction: column; justify-content: space-between; min-height: 416px; padding: 32px; border: 1px solid var(--line); background-image: linear-gradient(var(--grid-line) 1px, transparent 1px), linear-gradient(90deg, var(--grid-line) 1px, transparent 1px); background-size: 40px 40px; overflow: hidden; }
.about-visual-label { color: var(--muted); font: 9px monospace; letter-spacing: 2px; }
.connection-symbol { display: flex; align-items: center; justify-content: center; min-height: 230px; }
.connection-symbol span { width: 150px; height: 150px; flex-shrink: 0; border: 1px solid var(--accent); border-radius: 50%; background: #62e0f408; box-shadow: inset 0 0 24px #62e0f40a; }
.connection-symbol span + span { margin-left: -88px; }
.connection-symbol span:nth-child(2) { background: #62e0f412; transform: translateY(-32px); }
.about-visual > p { font-size: 22px; letter-spacing: -.5px; line-height: 1.5; }
.about-visual > p > span { font: 9px monospace; letter-spacing: 2px; color: var(--muted); }
.about-copy h2 { margin-top: 16px; }
.legal-name { margin-top: 24px; font-size: 11px; letter-spacing: .7px; font-weight: 650; }
.about-copy > p:not(.eyebrow):not(.legal-name) { margin-top: 20px; color: var(--muted); font-size: 14px; line-height: 1.9; }
.about-copy .text-link { margin-top: 20px; }
.contact { position: relative; background: var(--dark); color: var(--white); padding-block: 88px; border-top: 1px solid var(--line); }
.contact-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 104px; }
.contact .eyebrow { color: var(--accent); }
.contact h2 { margin-top: 20px; font-size: 36px; }
.contact-intro > p:not(.eyebrow) { margin-top: 20px; color: var(--muted); font-size: 14px; line-height: 1.9; }
.button-light { margin-top: 32px; color: var(--dark); background: var(--accent); min-width: 180px; }
.button-light:hover { background: var(--accent-soft); }
.mail-note { display: block; margin-top: 12px; font-size: 10px; color: var(--muted); }
.contact a:focus-visible { outline-color: var(--accent); }
.contact-details { padding-top: 12px; }
.contact-detail { padding-block: 24px; border-bottom: 1px solid #ffffff26; }
.contact-label { display: block; color: var(--muted); font-size: 10px; letter-spacing: 1px; margin-bottom: 16px; }
.email-link { display: flex; align-items: center; justify-content: space-between; gap: 8px; font-size: clamp(18px, 2vw, 26px); letter-spacing: -.5px; }
.email-link:hover { color: var(--accent); }
.contact address { max-width: 320px; font-style: normal; font-size: 16px; line-height: 1.8; }
.location-note { color: var(--muted); margin-top: 8px; font-size: 11px; }
.company-detail { border: none; }
.company-detail p { font-size: 12px; line-height: 1.6; letter-spacing: .5px; }
.site-footer { background: var(--surface); }
.footer-inner { min-height: 96px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.footer-brand { font-size: 14px; font-weight: 700; letter-spacing: 1px; }
.footer-brand span { margin-left: 8px; font-size: 9px; font-weight: 400; }
.footer-inner > p { font-size: 10px; color: var(--muted); }
.back-top { display: inline-flex; align-items: center; gap: 16px; padding-block: 12px; font-size: 11px; }
.back-top span { font-size: 18px; }
@media (min-width: 768px) and (prefers-reduced-motion: no-preference) {
  .hero-copy { animation: enter .7s ease-out both; }
  .hero-art { animation: enter .9s .1s ease-out both; }
  @keyframes enter { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
}
@media (max-width: 1100px) {
  .container { width: calc(100% - 64px); }
  .hero { min-height: 560px; gap: 16px; padding-block: 56px; }
  h1 { font-size: 40px; }
  .hero-actions { gap: 24px; }
  .hero-description { font-size: 15px; }
  .strip-inner > div { gap: 24px; font-size: 13px; }
  .about-layout, .contact-inner { gap: 56px; }
  .service { padding: 24px; }
  .service-description { min-height: 156px; }
}
@media (max-width: 767px) {
  html { scroll-padding-top: 88px; }
  .container { width: calc(100% - 40px); }
  .header-inner { height: 72px; }
  .brand-mark { width: 32px; height: 32px; }
  .brand { gap: 8px; }
  .brand-name { font-size: 18px; }
  .brand-subtitle { font-size: 8px; letter-spacing: 3px; margin-top: 4px; }
  .desktop-navigation { display: none; }
  .mobile-navigation { display: block; }
  .mobile-navigation summary { display: grid; place-items: center; width: 44px; height: 44px; cursor: pointer; list-style: none; }
  .mobile-navigation summary::-webkit-details-marker { display: none; }
  .menu-lines { width: 20px; height: 10px; border-block: 1px solid var(--ink); transition: transform .2s; }
  .mobile-navigation[open] .menu-lines { transform: rotate(-45deg); }
  .mobile-navigation nav { position: absolute; top: 72px; left: 0; right: 0; display: flex; flex-direction: column; background: var(--surface); padding: 12px 20px 20px; border-bottom: 1px solid var(--line); box-shadow: 0 8px 12px #00000020; }
  .mobile-navigation nav a { padding: 16px 0; font-size: 14px; }
  .hero { grid-template-columns: 1fr; padding-block: 48px 32px; gap: 24px; }
  .hero-copy { max-width: 540px; }
  .eyebrow { font-size: 9px; letter-spacing: 1.5px; }
  h1 { font-size: clamp(28px, 7.8vw, 46px); letter-spacing: -1px; margin-top: 20px; }
  .hero-description { font-size: 14px; margin-top: 20px; }
  .hero-actions { margin-top: 28px; gap: 24px; flex-wrap: wrap; }
  .button { gap: 20px; padding: 14px 20px; min-height: 48px; font-size: 12px; }
  .text-link { font-size: 12px; gap: 12px; }
  .hero-footnote { margin-top: 28px; font-size: 11px; }
  .hero-art { width: 100%; max-width: 500px; min-height: 320px; margin-inline: auto; }
  .art-topline, .art-bottomline { inset-inline: 0; font-size: 8px; }
  .art-label { font-size: 10px; padding: 8px; gap: 6px; }
  .art-label > span:last-child { font-size: 8px; }
  .strip-inner { align-items: flex-start; flex-direction: column; gap: 16px; padding-block: 24px; }
  .strip-inner > p { font-size: 10px; }
  .strip-inner > div { width: 100%; flex-wrap: wrap; justify-content: flex-start; gap: 12px 16px; font-size: 12px; }
  .strip-inner > div > span:nth-child(even) { display: none; }
  .section-space { padding-block: 64px; }
  .section-heading { flex-direction: column; align-items: flex-start; margin-bottom: 28px; gap: 16px; }
  h2, .contact h2 { font-size: 28px; }
  .section-heading h2 { margin-top: 12px; }
  .section-description { font-size: 13px; }
  .service-grid { grid-template-columns: 1fr; }
  .service, .service:first-child, .service:last-child { padding: 28px 0; }
  .service + .service { border-left: none; border-top: 1px solid var(--line); }
  .service-top { margin-bottom: 20px; }
  .service-description { min-height: 0; margin-top: 16px; font-size: 13px; }
  .service-tags { margin-top: 20px; }
  .about-layout { grid-template-columns: 1fr; gap: 32px; }
  .about-visual { min-height: 320px; order: 2; padding: 24px; }
  .connection-symbol { min-height: 176px; }
  .connection-symbol span { width: 128px; height: 128px; }
  .connection-symbol span + span { margin-left: -80px; }
  .connection-symbol span:nth-child(2) { transform: translateY(-24px); }
  .about-copy > p:not(.eyebrow):not(.legal-name) { font-size: 13px; }
  .legal-name { font-size: 10px; line-height: 1.8; }
  .contact { padding-block: 56px 32px; }
  .contact-inner { grid-template-columns: 1fr; gap: 24px; }
  .contact-intro > p:not(.eyebrow) { font-size: 13px; }
  .contact-details { padding-top: 0; }
  .email-link { font-size: 22px; }
  .contact address { font-size: 14px; }
  .footer-inner { align-items: flex-start; flex-wrap: wrap; gap: 16px; padding-block: 24px; }
  .footer-brand { line-height: 36px; }
  .back-top { margin-left: auto; order: 1; }
  .footer-inner > p { width: 100%; order: 2; font-size: 8px; line-height: 1.8; }
}
@media (max-width: 359px) {
  .hero-actions { gap: 16px; }
  .hero-actions .button { padding-inline: 14px; gap: 12px; }
  .hero-art { min-height: 280px; }
  .email-link { font-size: 19px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}