@font-face {
  font-family: "Yao Sans";
  src: url("../assets/fonts/NotoSansTC-Core-Regular.woff2") format("woff2");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "Yao Sans";
  src: url("../assets/fonts/NotoSansTC-Core-Bold.woff2") format("woff2");
  font-style: normal;
  font-weight: 700;
  font-display: swap;
}

@font-face {
  font-family: "Yao Plex";
  src: url("../assets/fonts/IBMPlexSans-Latin-Regular.woff2") format("woff2");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "Yao Plex";
  src: url("../assets/fonts/IBMPlexSans-Latin-Bold.woff2") format("woff2");
  font-style: normal;
  font-weight: 700;
  font-display: swap;
}

:root {
  color-scheme: light;
  --paper: #f3f1eb;
  --surface: #fbfaf6;
  --ink: #121311;
  --muted: #64645f;
  --line: rgba(18, 19, 17, 0.17);
  --line-strong: rgba(18, 19, 17, 0.42);
  --accent: #f05a24;
  --accent-inverse: #0798d0;
  --accent-text: #b84218;
  --accent-ink: #121311;
  --inverse: #111210;
  --inverse-ink: #f7f5ef;
  --header-bg: rgba(243, 241, 235, 0.88);
  --radius: 3px;
  --radius-control: 10px;
  --radius-card: 16px;
  --radius-icon: 10px;
  --page: min(92vw, 1500px);
}

[data-theme="dark"] {
  color-scheme: dark;
  --paper: #10110f;
  --surface: #181916;
  --ink: #f1f0e9;
  --muted: #a7a79f;
  --line: rgba(241, 240, 233, 0.16);
  --line-strong: rgba(241, 240, 233, 0.42);
  --accent: #ff6a2f;
  --accent-inverse: #0095d0;
  --accent-text: #ff8a5c;
  --accent-ink: #10110f;
  --inverse: #efeee7;
  --inverse-ink: #111210;
  --header-bg: rgba(16, 17, 15, 0.88);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  background: var(--paper);
  overflow-x: clip;
}

body {
  margin: 0;
  padding-top: 84px;
  background: var(--paper);
  color: var(--ink);
  font-family: "Yao Sans", sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

body::selection { background: var(--accent); color: #fff; }

.state-transition {
  position: fixed;
  z-index: 90;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  clip-path: inset(0 100% 0 0);
  will-change: clip-path, opacity;
}

.theme-transition {
  position: fixed;
  z-index: 1100;
  width: 24px;
  height: 24px;
  left: 0;
  top: 0;
  border-radius: 50%;
  pointer-events: none;
  opacity: 0;
  transform: translate(-50%, -50%) scale(0);
  will-change: transform, opacity;
  contain: strict;
}

.link-arrow {
  width: 20px;
  height: 20px;
  flex: 0 0 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: square;
  stroke-linejoin: miter;
}

html.theme-changing body,
html.theme-changing .site-header,
html.theme-changing .hero,
html.theme-changing .company-profile,
html.theme-changing .profile-disciplines article,
html.theme-changing .services,
html.theme-changing .service-group,
html.theme-changing .featured-work,
html.theme-changing .work-heading,
html.theme-changing .work-feature,
html.theme-changing .contact,
html.theme-changing footer,
html.theme-changing .primary-action,
html.theme-changing .header-contact {
  transition: background-color .44s cubic-bezier(.77, 0, .18, 1) var(--theme-delay, 0s),
              color .4s ease var(--theme-delay, 0s),
              border-color .4s ease var(--theme-delay, 0s);
}

::view-transition-old(root),
::view-transition-new(root) {
  animation: none;
  mix-blend-mode: normal;
}

::view-transition-group(root) { animation: none; }
::view-transition-old(root) { z-index: 1; }
::view-transition-new(root) { z-index: 2; }

::view-transition-old(root) { z-index: 1; }
::view-transition-new(root) { z-index: 2; }

a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
img { display: block; max-width: 100%; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  left: 1rem;
  top: 1rem;
  transform: translateY(-180%);
  background: var(--ink);
  color: var(--paper);
  padding: .8rem 1rem;
}

.skip-link:focus { transform: none; }

.site-header {
  position: fixed;
  z-index: 50;
  top: 0;
  width: 100%;
  height: 84px;
  padding: 0 max(4vw, 24px);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  border-bottom: 1px solid var(--line);
  background: var(--header-bg);
  backdrop-filter: blur(14px);
}

.brand, .footer-brand { display: block; width: 132px; }
.brand img, .footer-brand img { width: 100%; height: auto; }
.brand-dark { display: none; }
[data-theme="dark"] .brand-light { display: none; }
[data-theme="dark"] .brand-dark { display: block; }

.nav-links { display: flex; align-items: center; gap: clamp(22px, 3vw, 46px); }
.nav-links a {
  font-size: 14px;
  color: var(--muted);
  transition: color .2s ease;
}
.nav-links a:hover { color: var(--ink); }

.header-actions { justify-self: end; display: flex; align-items: center; gap: 6px; }
.icon-button, .language-toggle {
  width: 44px;
  height: 44px;
  display: inline-grid;
  place-items: center;
  border: 0;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
}
.icon-button:hover, .language-toggle:hover { background: var(--line); }
.icon-button svg { width: 19px; fill: none; stroke: currentColor; stroke-width: 1.6; }
.moon-icon { display: none; }
[data-theme="dark"] .sun-icon { display: none; }
[data-theme="dark"] .moon-icon { display: block; }
.language-toggle { font-family: "Yao Plex", sans-serif; font-size: 12px; letter-spacing: .06em; }
.header-contact {
  min-height: 44px;
  padding: 0 18px;
  display: inline-flex;
  align-items: center;
  background: var(--ink);
  color: var(--paper);
  font-size: 13px;
  transition: background .2s ease, color .2s ease;
}
.header-contact:hover { background: var(--accent); color: var(--accent-ink); }

.mobile-menu-toggle,
.mobile-nav { display: none; }

.mobile-menu-toggle {
  position: relative;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
}

.mobile-menu-toggle span {
  position: absolute;
  left: 11px;
  width: 22px;
  height: 1.5px;
  background: currentColor;
  transform-origin: center;
}

.mobile-menu-toggle span:first-child { top: 17px; }
.mobile-menu-toggle span:last-child { top: 26px; }

.hero {
  position: relative;
  width: var(--page);
  min-height: calc(100svh - 84px);
  margin: 0 auto;
  padding: clamp(64px, 8vw, 124px) 0 clamp(56px, 7vw, 104px);
  display: grid;
  grid-template-columns: minmax(340px, .82fr) minmax(520px, 1.18fr);
  align-items: center;
  gap: clamp(42px, 7vw, 116px);
}
#top, #company, #work, #services, #contact { scroll-margin-top: 96px; }

.hero-copy { position: relative; z-index: 5; }
.hero-copy h1 {
  margin: 0;
  max-width: 680px;
  font-size: clamp(58px, 6.6vw, 108px);
  line-height: .98;
  letter-spacing: -.035em;
  font-weight: 700;
}
.hero-copy h1 span { display: block; white-space: nowrap; }
.hero-copy p {
  max-width: 560px;
  margin: 36px 0 0;
  color: var(--muted);
  font-size: clamp(16px, 1.22vw, 19px);
  line-height: 1.85;
}
.hero-copy p,
.approach-lead p,
.work-heading p,
.work-copy > p,
.section-intro p,
.company-statement p,
.contact p {
  text-wrap: pretty;
  line-break: strict;
}
.hero-actions { display: flex; align-items: center; gap: 28px; margin-top: 36px; }
.primary-action {
  min-height: 52px;
  padding: 0 22px;
  display: inline-flex;
  align-items: center;
  background: var(--accent);
  color: var(--accent-ink);
  font-size: 14px;
  transition: transform .2s ease, background .2s ease;
}
.primary-action:hover { transform: translateY(-2px); background: var(--ink); color: var(--paper); }
.text-action { min-height: 44px; display: inline-flex; align-items: center; gap: 24px; border-bottom: 1px solid var(--line-strong); font-size: 14px; }
.text-action span:last-child { color: var(--accent); font-size: 19px; }

.hero-stage { min-width: 0; }
.hero-stage:not([data-stage="duotone"]) { display: none; }
[data-concept="archive"] .hero-stage { display: none; }
[data-concept="archive"] [data-stage="archive"] { display: grid; }
[data-concept="modern"] .hero-stage { display: none; }
[data-concept="modern"] [data-stage="modern"] { display: block; }

/* Duotone corporate image */
.duotone-stage { position: relative; }
.photo-frame {
  position: relative;
  margin: 0;
  height: min(69vh, 690px);
  min-height: 520px;
  overflow: hidden;
  background: #131411;
  clip-path: inset(0 0 0 0);
}
.photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 57% center;
  filter: grayscale(1) contrast(1.16) brightness(.84);
  mix-blend-mode: luminosity;
}
.photo-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(16,17,15,.28), transparent 52%);
  pointer-events: none;
}
.photo-ink {
  position: absolute;
  z-index: 2;
  right: 0;
  bottom: 0;
  width: 37%;
  height: 34%;
  background: var(--accent);
  mix-blend-mode: multiply;
  opacity: .88;
  transform-origin: right bottom;
}
.photo-frame figcaption {
  position: absolute;
  z-index: 3;
  left: 20px;
  bottom: 18px;
  color: #fff;
  font-size: 12px;
}
.duotone-service-line {
  position: absolute;
  z-index: 4;
  left: -18%;
  right: 7%;
  bottom: 15%;
  padding: 13px 18px;
  display: flex;
  justify-content: space-between;
  background: var(--surface);
  border: 1px solid var(--line);
  font-family: "Yao Plex", sans-serif;
  font-size: clamp(10px, .8vw, 13px);
  color: var(--ink);
}

/* Capability archive */
[data-concept="archive"] .hero {
  grid-template-columns: minmax(320px, .65fr) minmax(620px, 1.35fr);
  align-items: end;
}
[data-concept="archive"] .hero-copy { align-self: center; }
[data-concept="archive"] .hero-copy h1 { font-size: clamp(58px, 5.7vw, 82px); }
.archive-stage {
  position: relative;
  min-height: 680px;
  grid-template-columns: 1fr 260px;
  grid-template-rows: auto 1fr auto;
  column-gap: 22px;
  border-left: 1px solid var(--line-strong);
  padding-left: clamp(24px, 3vw, 48px);
}
.archive-heading {
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}
.archive-heading span { color: var(--accent); font-size: 13px; }
.archive-heading strong { font-size: 13px; font-weight: 400; color: var(--muted); }
.archive-cabinet {
  grid-column: 1 / -1;
  align-self: end;
  height: 454px;
  padding-top: 34px;
  display: flex;
  align-items: stretch;
  gap: 5px;
  border-bottom: 14px solid var(--ink);
}
.file-spine {
  position: relative;
  min-width: 0;
  flex: 1 1 0;
  padding: 16px 10px;
  border: 1px solid var(--line-strong);
  border-bottom: 0;
  background: var(--surface);
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  overflow: hidden;
  transition: background .25s ease, color .25s ease, transform .25s ease;
}
.file-spine:hover { transform: translateY(-8px); }
.file-spine.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
  transform: translateY(-18px);
}
.file-spine span {
  display: block;
  font-family: "Yao Plex", sans-serif;
  font-size: clamp(9px, .7vw, 12px);
  writing-mode: vertical-rl;
  letter-spacing: .08em;
}
.file-spine b {
  position: absolute;
  left: 10px;
  bottom: 16px;
  font-size: clamp(13px, 1vw, 16px);
  font-weight: 700;
  writing-mode: vertical-rl;
  letter-spacing: .08em;
}
.archive-readout {
  grid-column: 1 / -1;
  min-height: 150px;
  display: grid;
  grid-template-columns: 86px 180px 1fr;
  align-items: start;
  gap: 20px;
  padding-top: 28px;
}
.archive-code { color: var(--accent); font: 700 13px/1 "Yao Plex", sans-serif; }
.archive-readout h2 { margin: -5px 0 0; font-size: 24px; line-height: 1.25; }
.archive-readout p { max-width: 510px; margin: -3px 0 0; color: var(--muted); line-height: 1.75; font-size: 14px; }

/* Premium modern */
[data-concept="modern"] .hero {
  position: relative;
  width: 100%;
  max-width: none;
  min-height: calc(100svh - 84px);
  padding-left: max(4vw, 24px);
  padding-right: max(4vw, 24px);
  grid-template-columns: minmax(390px, .82fr) minmax(600px, 1.18fr);
  background: var(--surface);
  overflow: hidden;
}
[data-concept="modern"] .hero::before {
  content: "";
  position: absolute;
  left: max(4vw, 24px);
  right: max(4vw, 24px);
  top: 24px;
  height: 1px;
  background: var(--line);
}
[data-concept="modern"] .hero-copy h1 { max-width: 660px; font-size: clamp(54px, 4.7vw, 76px); line-height: 1.01; }
html[lang="en"][data-concept="modern"] .hero-copy h1 { font-size: clamp(48px, 4.05vw, 64px); }
[data-concept="modern"] .hero-copy p { max-width: 540px; font-size: clamp(16px, 1.15vw, 18px); }
.modern-stage { position: relative; height: min(73vh, 720px); min-height: 580px; }
.modern-canvas {
  position: absolute;
  inset: 0;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--ink);
}
.modern-artboard {
  display: block;
  width: 100%;
  height: 100%;
  overflow: visible;
}
.modern-artboard-bg { fill: var(--surface); }
.modern-artboard-plane { fill: var(--accent); opacity: .92; }
.modern-artboard-sphere {
  fill: var(--ink);
  transform-box: fill-box;
  transform-origin: center;
}
.modern-artboard-rule {
  fill: none;
  stroke: var(--ink);
  stroke-width: 1.2;
  vector-effect: non-scaling-stroke;
  transform-box: fill-box;
}
.modern-artboard-rule-a { transform-origin: top center; }
.modern-artboard-rule-b { transform-origin: left center; }
.modern-svg-word {
  fill: var(--ink);
  font-family: "Yao Plex", "Yao Sans", sans-serif;
  font-size: 170px;
  font-weight: 700;
  letter-spacing: -7px;
  pointer-events: none;
  will-change: opacity;
}
.modern-svg-word text { fill: currentColor; }
.modern-svg-small { font-size: 72px; letter-spacing: -3px; }
.modern-svg-medium { font-size: 98px; letter-spacing: -4px; }
.modern-svg-plane-word { color: var(--accent-inverse); }
.modern-svg-sphere-word { color: var(--surface); }
.modern-scan {
  position: absolute;
  z-index: 5;
  left: -12%;
  top: -10%;
  width: 2px;
  height: 125%;
  background: var(--accent);
  box-shadow: 12px 0 30px color-mix(in srgb, var(--accent) 38%, transparent);
  transform: rotate(9deg);
  opacity: 0;
}
.modern-note {
  position: absolute;
  z-index: 4;
  left: 18px;
  bottom: 13px;
  margin: 0;
  color: var(--muted);
  font: 400 11px/1 "Yao Plex", sans-serif;
  letter-spacing: .09em;
}

/* Company profile and verified work */
.modern-only { display: none; }
[data-concept="modern"] .modern-only { display: block; }
[data-concept="modern"] .nav-work { display: inline-flex; }

.company-profile {
  width: 100%;
  padding: clamp(78px, 7vw, 108px) max(4vw, 24px) clamp(68px, 6vw, 92px);
  background: #111210;
  color: #f6f4ed;
  overflow: hidden;
}
.profile-copy {
  display: grid;
  grid-template-columns: minmax(0, 1.28fr) minmax(360px, .72fr);
  gap: clamp(48px, 7vw, 112px);
  align-items: end;
}
.profile-copy h2 {
  max-width: 1080px;
  margin: 0;
  font-size: clamp(42px, 3.35vw, 58px);
  line-height: 1.07;
  letter-spacing: -.03em;
  text-wrap: balance;
}
.profile-copy > p {
  max-width: 600px;
  margin: 0 0 8px;
  color: #b8b7b0;
  font-size: 17px;
  line-height: 1.78;
}
.profile-disciplines {
  margin-top: clamp(50px, 5vw, 76px);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid rgba(246,244,237,.34);
  border-bottom: 1px solid rgba(246,244,237,.18);
}
.profile-disciplines article {
  position: relative;
  min-height: 154px;
  padding: 30px clamp(26px, 3vw, 48px) 28px;
  border-right: 1px solid rgba(246,244,237,.18);
}
.profile-disciplines article:first-child { padding-left: 0; }
.profile-disciplines article:last-child { border-right: 0; padding-right: 0; }
.profile-disciplines article::before {
  content: "";
  position: absolute;
  left: 0;
  top: -1px;
  width: 100%;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .45s cubic-bezier(.16,1,.3,1);
}
.profile-disciplines article:hover::before { transform: scaleX(1); }
.profile-disciplines h3 { margin: 0; font-size: clamp(23px, 1.8vw, 29px); line-height: 1.25; }
.profile-disciplines p { max-width: 390px; margin: 20px 0 0; color: #aaa9a2; font-size: 14px; line-height: 1.65; }

.featured-work {
  width: 100%;
  padding: clamp(84px, 8vw, 124px) max(4vw, 24px) clamp(92px, 9vw, 140px);
  background: var(--surface);
}
[data-concept="modern"] .featured-work { display: block; }
.work-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(360px, .85fr);
  gap: clamp(56px, 8vw, 130px);
  align-items: end;
  padding-bottom: clamp(42px, 4.5vw, 66px);
}
.work-heading h2 {
  margin: 0;
  font-size: clamp(48px, 4.8vw, 72px);
  line-height: 1.02;
  letter-spacing: -.03em;
}
.work-heading p { max-width: 580px; margin: 0 0 8px; color: var(--muted); font-size: 16px; line-height: 1.75; }
.work-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-template-rows: auto auto;
  border-top: 1px solid var(--line-strong);
  border-left: 1px solid var(--line-strong);
}
.work-feature {
  min-width: 0;
  display: grid;
  border-right: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}
.work-classkey {
  min-height: 420px;
  grid-column: 1 / -1;
  grid-row: 1;
  grid-template-columns: minmax(380px, .82fr) minmax(0, 1.18fr);
  grid-template-rows: 1fr;
}
.work-security,
.work-infrastructure {
  min-height: 500px;
  grid-row: 2;
  grid-template-columns: 1fr;
  grid-template-rows: 180px 1fr;
}
.work-security { grid-column: 1; }
.work-infrastructure { grid-column: 2; }
.classkey-visual,
.case-visual {
  position: relative;
  min-height: 0;
  overflow: hidden;
  background: #0c0815;
  color: #fff;
}
.classkey-visual img {
  position: absolute;
  z-index: 2;
  width: min(31%, 190px);
  left: clamp(30px, 4vw, 64px);
  top: 50%;
  transform: translateY(-50%);
  filter: saturate(.88) contrast(1.04);
  transition: transform .7s cubic-bezier(.16,1,.3,1);
}
.work-feature:hover .classkey-visual img { transform: translateY(-50%) scale(1.035) rotate(-1deg); }
.classkey-visual strong {
  position: absolute;
  z-index: 1;
  right: clamp(30px, 4vw, 64px);
  bottom: clamp(28px, 4vw, 54px);
  color: rgba(255,255,255,.88);
  font: 700 clamp(34px, 3.2vw, 48px)/1 "Yao Plex", sans-serif;
  letter-spacing: -.03em;
}
.classkey-visual span,
.case-visual span {
  position: absolute;
  left: clamp(24px, 3vw, 48px);
  top: clamp(22px, 2.5vw, 36px);
  color: rgba(255,255,255,.72);
  font: 400 11px/1 "Yao Plex", sans-serif;
  letter-spacing: .08em;
}
.work-copy {
  align-self: stretch;
  padding: clamp(30px, 3.4vw, 54px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.work-type { margin: 0 0 18px; color: var(--accent-text); font-size: 13px; }
.work-copy h3 { margin: 0; font-size: clamp(30px, 2.8vw, 42px); line-height: 1.08; letter-spacing: -.03em; }
.work-classkey .work-copy h3 { font-size: clamp(30px, 2.7vw, 40px); white-space: normal; text-wrap: balance; }
.work-copy > p:not(.work-type):not(.work-scope) { max-width: 650px; margin: 22px 0 0; color: var(--muted); font-size: 15px; line-height: 1.72; }
.work-scope { margin: 24px 0 0; color: var(--ink); font: 700 12px/1.6 "Yao Plex", sans-serif; letter-spacing: .035em; }
.work-copy a {
  width: max-content;
  min-height: 48px;
  margin-top: 30px;
  display: inline-flex;
  align-items: center;
  gap: 30px;
  border-bottom: 2px solid var(--accent);
  font-size: 14px;
}
.work-copy a span:last-child { color: var(--accent); font-size: 20px; }
.work-security .case-visual,
.work-infrastructure .case-visual { grid-column: 1; grid-row: 1; }
.work-security .work-copy,
.work-infrastructure .work-copy { grid-column: 1; grid-row: 2; padding: clamp(30px, 3vw, 46px); }
.work-security .work-copy h3,
.work-infrastructure .work-copy h3 { font-size: clamp(29px, 2.5vw, 39px); }
.work-security .work-copy > p:not(.work-type):not(.work-scope),
.work-infrastructure .work-copy > p:not(.work-type):not(.work-scope) { margin-top: 20px; font-size: 15px; line-height: 1.7; }
.work-security .work-scope,
.work-infrastructure .work-scope { margin-top: 20px; font-size: 12px; }
.work-security .work-copy a,
.work-infrastructure .work-copy a { margin-top: 24px; min-height: 44px; font-size: 14px; gap: 24px; }
.security-visual { background: #d8d3c8; color: #121311; }
[data-theme="dark"] .security-visual { background: #292a26; color: #f1f0e9; }
.security-visual strong,
.infrastructure-visual strong {
  position: absolute;
  z-index: 1;
  font: 700 clamp(80px, 10vw, 166px)/.78 "Yao Plex", sans-serif;
  letter-spacing: -.04em;
  white-space: nowrap;
}
.featured-work .security-visual strong,
.featured-work .infrastructure-visual strong { font-size: clamp(36px, 4.4vw, 68px); }
.security-visual strong:first-child { left: 6%; top: 14%; }
.security-visual strong:nth-child(2) { right: 6%; bottom: 13%; color: var(--accent); }
.security-visual span,
.infrastructure-visual span {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 4;
  width: 100%;
  max-width: none;
  padding: 9px clamp(18px, 3vw, 42px);
  background: var(--ink);
  color: var(--paper);
  line-height: 1;
  white-space: nowrap;
}
.security-visual span { color: #121311; background: #d8d3c8; }
[data-theme="dark"] .security-visual span { color: #f1f0e9; background: #292a26; }
.infrastructure-visual { background: var(--ink); color: var(--paper); }
.security-visual strong:first-child { top: 34%; }
.infrastructure-visual strong:first-child { left: 6%; top: 34%; }
.infrastructure-visual strong:nth-child(2) { right: 6%; bottom: 4%; }
.infrastructure-visual span { color: var(--paper); }

/* Modern case visuals must never begin hidden; Hero owns the opening reveal. */
[data-concept="modern"] .work-feature .classkey-visual,
[data-concept="modern"] .work-feature .case-visual { clip-path: inset(0 0 0 0) !important; }

/* Shared corporate sections */
.services, .company, .contact, footer { width: var(--page); margin-left: auto; margin-right: auto; }
.services { padding: clamp(78px, 8vw, 125px) 0; }
.section-intro {
  display: grid;
  grid-template-columns: minmax(260px, .72fr) minmax(420px, 1.28fr);
  gap: clamp(40px, 8vw, 150px);
  align-items: start;
  padding-bottom: 42px;
}
.section-intro h2, .company h2, .contact h2 { margin: 0; font-size: clamp(40px, 4.5vw, 68px); line-height: 1.08; letter-spacing: -.03em; }
.section-intro p { max-width: 630px; margin: 8px 0 0; color: var(--muted); line-height: 1.75; font-size: 16px; }
.service-list { border-top: 1px solid var(--line-strong); }
.service-list article {
  position: relative;
  display: grid;
  grid-template-columns: minmax(240px, .7fr) minmax(400px, 1.3fr) 110px;
  gap: 36px;
  align-items: baseline;
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
}
.service-list h3 { margin: 0; font-size: clamp(24px, 2vw, 34px); }
.service-list p { max-width: 680px; margin: 0; color: var(--muted); line-height: 1.8; font-size: 15px; }
.service-list article > span { justify-self: end; color: var(--accent); font: 700 11px/1 "Yao Plex", sans-serif; }

[data-concept="duotone"] .service-list article { transition: color .25s ease; }
[data-concept="duotone"] .service-list article::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--ink);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .35s cubic-bezier(.22,.61,.36,1);
}
[data-concept="duotone"] .service-list article:hover { color: var(--paper); }
[data-concept="duotone"] .service-list article:hover::before { transform: scaleX(1); transform-origin: left; }
[data-concept="duotone"] .service-list article:hover p { color: color-mix(in srgb, var(--paper) 72%, transparent); }

[data-concept="archive"] .services { border-left: 1px solid var(--line-strong); padding-left: clamp(24px, 4vw, 64px); }
[data-concept="archive"] .service-list article { grid-template-columns: 120px minmax(220px, .6fr) minmax(400px, 1.4fr); }
[data-concept="archive"] .service-list article > span { grid-column: 1; grid-row: 1; justify-self: start; }
[data-concept="archive"] .service-list h3 { grid-column: 2; }
[data-concept="archive"] .service-list p { grid-column: 3; }

.service-list .service-group {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(48px, 8vw, 130px);
}
.service-capability { min-width: 0; }

[data-concept="modern"] .services {
  width: 100%;
  max-width: none;
  padding: clamp(90px, 9vw, 142px) max(4vw, 24px);
}
[data-concept="modern"] .services-layout {
  display: block;
}
[data-concept="modern"] .section-intro {
  position: static;
  display: grid;
  grid-template-columns: minmax(320px, .8fr) minmax(420px, 1.2fr);
  gap: clamp(56px, 10vw, 170px);
  align-items: end;
  padding-bottom: 0;
}
[data-concept="modern"] .section-intro h2 { max-width: 520px; font-size: clamp(50px, 5vw, 76px); line-height: 1.02; }
[data-concept="modern"] .section-intro p { max-width: 590px; margin: 0 0 8px; font-size: 17px; }
[data-concept="modern"] .service-list {
  margin-top: clamp(68px, 7vw, 104px);
  border-top: 0;
}
[data-concept="modern"] .service-list .service-group {
  width: 88%;
  min-height: 230px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
  gap: clamp(54px, 8vw, 130px);
  margin: 0 0 clamp(30px, 4vw, 62px);
  padding: clamp(38px, 4vw, 58px) 0;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line);
  border-right: 0;
}
[data-concept="modern"] .service-list .service-group:nth-child(2) { width: 82%; margin-left: auto; }
[data-concept="modern"] .service-list .service-group:nth-child(3) { width: 92%; margin-left: 4%; }
[data-concept="modern"] .service-list .service-group::before {
  content: "";
  position: absolute;
  left: 0;
  top: -1px;
  width: 72px;
  height: 2px;
  background: var(--accent);
}
[data-concept="modern"] .service-capability h3 {
  margin: 0;
  font-size: clamp(31px, 2.8vw, 44px);
  line-height: 1.14;
  white-space: normal;
}
[data-concept="modern"] .service-capability p {
  max-width: 570px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}

.company {
  padding: clamp(74px, 7.5vw, 115px) 0;
  border-top: 1px solid var(--line-strong);
}
.company-statement { display: grid; grid-template-columns: 1fr .8fr; gap: clamp(50px, 9vw, 160px); }
.company-statement p { margin: 8px 0 0; color: var(--muted); font-size: 16px; line-height: 1.75; }
.responsibilities {
  margin: clamp(44px, 5vw, 72px) 0 0 33%;
  border-top: 1px solid var(--line);
}
.responsibilities p { margin: 0; padding: 18px 0; border-bottom: 1px solid var(--line); font-size: clamp(16px, 1.35vw, 20px); }
.process {
  list-style: none;
  margin: clamp(48px, 5vw, 76px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}
.process li { min-height: 132px; padding: 20px; display: flex; flex-direction: column; justify-content: space-between; border-right: 1px solid var(--line); }
.process li:last-child { border-right: 0; }
.process span { color: var(--accent); font: 400 12px/1 "Yao Plex", sans-serif; }
.process b { font-size: 18px; }

[data-concept="archive"] .company, [data-concept="archive"] .contact { border-left: 1px solid var(--line-strong); padding-left: clamp(24px, 4vw, 64px); }
[data-concept="modern"] .company { width: calc(100% - max(8vw, 48px)); max-width: none; }

.contact {
  position: relative;
  margin-bottom: clamp(58px, 6vw, 88px);
  padding: clamp(42px, 5vw, 72px) 0;
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(360px, .65fr);
  gap: clamp(48px, 7vw, 112px);
  align-items: end;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  overflow: hidden;
}
.contact h2 { max-width: 1080px; font-size: clamp(42px, 3.5vw, 58px); text-wrap: balance; }
.contact p { max-width: 680px; margin: 28px 0 0; color: var(--muted); line-height: 1.8; }
.contact > a {
  justify-self: end;
  min-height: 64px;
  display: flex;
  align-items: center;
  gap: 34px;
  border-bottom: 2px solid var(--accent);
  font: 700 clamp(17px, 1.5vw, 23px)/1 "Yao Plex", sans-serif;
}
.contact > a span { color: var(--accent); font-size: 25px; }
.contact-line {
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 100%;
  height: 3px;
  background: var(--accent);
  transform: scaleX(.08);
  transform-origin: left;
}

footer {
  min-height: 150px;
  padding: 0 0 64px;
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: end;
  gap: 34px;
  color: var(--muted);
  font-size: 12px;
}
footer p { margin: 0; }

@media (max-width: 1100px) {
  .hero { grid-template-columns: .9fr 1.1fr; gap: 42px; }
  .hero-copy h1 { font-size: clamp(54px, 7vw, 82px); }
  [data-concept="archive"] .hero { grid-template-columns: .7fr 1.3fr; }
  .archive-stage { grid-template-columns: 1fr; min-height: 620px; }
  .archive-cabinet { height: 400px; }
  .archive-readout { grid-template-columns: 70px 150px 1fr; }
  [data-concept="modern"] .hero { grid-template-columns: .8fr 1.2fr; }
  .modern-stage { min-height: 520px; }
  .work-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .service-list article { grid-template-columns: 210px 1fr 90px; }
}

@media (min-width: 821px) {
  /* The work section reads as one featured case followed by two supporting
     cases. Twelve columns keep the hierarchy intentional at wide widths. */
  [data-concept="modern"] .featured-work {
    padding-left: clamp(24px, 6vw, 96px);
    padding-right: clamp(24px, 6vw, 96px);
  }
  [data-concept="modern"] .work-heading,
  [data-concept="modern"] .work-grid {
    width: 100%;
    max-width: 1180px;
    margin-left: auto;
    margin-right: auto;
  }
  [data-concept="modern"] .work-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    grid-template-rows: auto auto;
    gap: 24px;
    border: 0;
  }
  [data-concept="modern"] .work-feature {
    border: 1px solid var(--line-strong);
    overflow: hidden;
    background: var(--surface);
  }
  [data-concept="modern"] .work-classkey {
    grid-column: 1 / -1;
    grid-row: 1;
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
    min-height: 470px;
  }
  [data-concept="modern"] .work-security,
  [data-concept="modern"] .work-infrastructure {
    min-height: 520px;
    grid-row: 2;
    grid-template-rows: 230px 1fr;
  }
  [data-concept="modern"] .work-security { grid-column: 1 / span 6; }
  [data-concept="modern"] .work-infrastructure { grid-column: 7 / span 6; }
  [data-concept="modern"] .work-heading p { max-width: 470px; }
}

@media (max-width: 820px) {
  body { padding-top: 72px; }
  #top, #company, #work, #services, #contact { scroll-margin-top: 84px; }
  .site-header { height: 72px; grid-template-columns: 1fr auto; padding: 0 20px; }
  .nav-links { display: none; }
  .brand { width: 112px; }
  .header-contact { display: none; }
  .mobile-menu-toggle { display: block; }
  .mobile-nav {
    position: fixed;
    z-index: 49;
    inset: 72px 0 0;
    display: block;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: clamp(30px, 8vh, 64px) 20px max(28px, env(safe-area-inset-bottom));
    border-top: 1px solid var(--line);
    background: var(--paper);
    color: var(--ink);
  }
  .mobile-nav[hidden] { display: none; }
  .mobile-nav-inner {
    width: min(100%, 560px);
    min-height: 100%;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
  }
  .mobile-nav-inner > a:not(.mobile-nav-contact) {
    min-height: 68px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--line);
    color: var(--ink);
    font: 700 clamp(24px, 8vw, 34px)/1.1 "Yao Plex", "Yao Sans", sans-serif;
    letter-spacing: -.02em;
  }
  .mobile-nav-inner > a:not(.mobile-nav-contact)::after {
    content: "";
    width: 8px;
    height: 8px;
    border-top: 1.5px solid var(--accent);
    border-right: 1.5px solid var(--accent);
    transform: rotate(45deg);
  }
  .mobile-nav-contact {
    min-height: 52px;
    margin-top: auto;
    padding: 0 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--ink);
    color: var(--paper);
    font-size: 15px;
    font-weight: 700;
  }
  body.mobile-nav-open { overflow: hidden; }
  .hero, [data-concept="archive"] .hero, [data-concept="modern"] .hero {
    width: 100%;
    min-height: auto;
    padding: 74px 20px 80px;
    display: block;
  }
  .hero-copy h1, [data-concept="archive"] .hero-copy h1, [data-concept="modern"] .hero-copy h1 { font-size: clamp(44px, 8.5vw, 64px); }
  .hero-copy p { max-width: 650px; margin-top: 28px; }
  .hero-stage { margin-top: 58px; }
  .photo-frame { height: 64vw; min-height: 410px; }
  .duotone-service-line {
    left: 0;
    right: auto;
    bottom: -20px;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    flex-wrap: wrap;
    gap: 11px 18px;
    justify-content: flex-start;
  }
  .archive-stage { min-height: auto; padding-left: 20px; }
  .archive-cabinet { height: 420px; }
  .archive-readout { grid-template-columns: 60px 160px 1fr; }
  .modern-stage { height: 68vw; min-height: 480px; }
  .profile-copy, .work-heading { grid-template-columns: 1fr; gap: 32px; }
  .profile-copy h2, .contact h2 { max-width: none; }
  .company-profile { padding-left: 20px; padding-right: 20px; }
  .profile-disciplines { margin-top: 44px; }
  .profile-disciplines article { min-height: 136px; padding-left: 26px; padding-right: 26px; }
  [data-concept="modern"] .featured-work { display: block; }
  .work-grid { grid-template-columns: 1fr; grid-template-rows: auto; }
  .work-feature, .work-classkey, .work-security, .work-infrastructure {
    min-height: 340px;
    grid-column: 1;
    grid-row: auto;
    grid-template-columns: minmax(250px, .78fr) minmax(0, 1.22fr);
    grid-template-rows: 1fr;
  }
  .work-classkey .classkey-visual,
  .work-security .case-visual,
  .work-infrastructure .case-visual { grid-column: 1; grid-row: 1; }
  .work-classkey .work-copy,
  .work-security .work-copy,
  .work-infrastructure .work-copy { grid-column: 2; grid-row: 1; padding: 30px; }
  .classkey-visual, .case-visual { min-height: 300px; }
  .work-copy { padding: 30px; }
  .services, .company, .contact, footer, [data-concept="modern"] .company { width: calc(100% - 40px); }
  .services, [data-concept="modern"] .services { padding: 78px 0; }
  [data-concept="archive"] .services, [data-concept="archive"] .company, [data-concept="archive"] .contact { padding-left: 20px; }
  .section-intro, .company-statement { grid-template-columns: 1fr; gap: 28px; }
  .service-list article, [data-concept="archive"] .service-list article { grid-template-columns: 1fr 2fr 70px; gap: 20px; }
  [data-concept="archive"] .service-list article > span { grid-column: 3; grid-row: 1; justify-self: end; }
  [data-concept="archive"] .service-list h3 { grid-column: 1; }
  [data-concept="archive"] .service-list p { grid-column: 2; }
  [data-concept="modern"] .services { padding-left: 20px; padding-right: 20px; }
  [data-concept="modern"] .services-layout { display: block; }
  [data-concept="modern"] .section-intro { position: static; grid-template-columns: 1fr; gap: 28px; }
  [data-concept="modern"] .service-list { margin-top: 52px; }
  [data-concept="modern"] .service-list .service-group,
  [data-concept="modern"] .service-list .service-group:nth-child(2),
  [data-concept="modern"] .service-list .service-group:nth-child(3) {
    width: 100%;
    margin-left: 0;
    gap: 40px;
  }
  .responsibilities { margin-left: 0; }
  .contact { grid-template-columns: 1fr; align-items: start; }
  .contact > a { justify-self: start; }
}

/* Precision-light Modern — bright corporate field, one orange signal. */
html[data-concept="modern"] {
  --paper: #ffffff;
  --surface: #ffffff;
  --ink: #151515;
  --muted: #66635f;
  --line: rgba(21, 21, 21, .13);
  --line-strong: rgba(21, 21, 21, .34);
  --accent: #f15a24;
  --accent-text: #c74619;
  --header-bg: rgba(255, 255, 255, .94);
}

[data-concept="modern"] body,
[data-concept="modern"] main { background: #fff; }

[data-concept="modern"] .site-header {
  border-bottom-color: rgba(21, 21, 21, .11);
  background: rgba(255, 255, 255, .94);
}

[data-concept="modern"] .hero {
  position: relative;
  width: 100%;
  max-width: none;
  min-height: calc(100svh - 84px);
  margin: 0;
  padding: clamp(72px, 8vw, 118px) max(24px, 5vw);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  place-items: center;
  overflow: hidden;
  isolation: isolate;
  background: #fbfbf9;
  color: #151515;
}
[data-concept="modern"] .hero::before { content: none; }
html[data-concept="modern"][data-theme="dark"] .hero { background: #111; color: #f7f5f1; }

[data-concept="modern"] .hero-copy {
  position: relative;
  z-index: 3;
  width: min(100%, 900px);
  max-width: 900px;
  text-align: center;
}
[data-concept="modern"] .hero-copy h1 {
  max-width: 880px;
  margin: 0 auto;
  color: currentColor;
  font-size: clamp(54px, 5.4vw, 88px);
  line-height: 1.04;
  letter-spacing: -.035em;
}
html[lang="en"][data-concept="modern"] .hero-copy h1 { font-size: clamp(48px, 4.8vw, 78px); }
[data-concept="modern"] .hero-copy p {
  max-width: 620px;
  margin: 28px auto 0;
  color: #625f5b;
  font-size: clamp(16px, 1.2vw, 19px);
  line-height: 1.78;
}
html[data-concept="modern"][data-theme="dark"] .hero-copy p { color: #bbb6b0; }
[data-concept="modern"] .hero-actions { justify-content: center; margin-top: 36px; }
[data-concept="modern"] .primary-action { background: #151515; color: #fff; }
[data-concept="modern"] .primary-action:hover { background: var(--accent); color: #fff; }
[data-concept="modern"] .text-action { color: currentColor; border-color: rgba(21, 21, 21, .42); }
html[data-concept="modern"][data-theme="dark"] .text-action { border-color: rgba(255, 255, 255, .42); }
[data-concept="modern"] .text-action span:last-child { color: var(--accent); }

[data-concept="modern"] .modern-stage {
  position: absolute;
  inset: clamp(28px, 4vw, 62px);
  z-index: 1;
  width: auto;
  height: auto;
  min-height: 0;
  display: block;
  align-self: stretch;
  justify-self: stretch;
  border: 0;
  pointer-events: none;
}
[data-concept="modern"] .hero-frame-corner {
  position: absolute;
  width: clamp(44px, 5vw, 72px);
  height: clamp(44px, 5vw, 72px);
  display: block;
  color: var(--accent);
}
[data-concept="modern"] .corner-nw { top: 0; left: 0; border-top: 2px solid currentColor; border-left: 2px solid currentColor; }
[data-concept="modern"] .corner-ne { top: 0; right: 0; border-top: 2px solid currentColor; border-right: 2px solid currentColor; }
[data-concept="modern"] .corner-sw { bottom: 0; left: 0; border-bottom: 2px solid currentColor; border-left: 2px solid currentColor; }
[data-concept="modern"] .corner-se { right: 0; bottom: 0; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; }
[data-concept="modern"] .hero-axis {
  position: absolute;
  display: block;
  opacity: .72;
}
[data-concept="modern"] .hero-axis-x {
  right: 8%;
  bottom: 15%;
  left: 8%;
  height: 1px;
  background: linear-gradient(90deg, rgba(21,21,21,.18) 0 28%, transparent 28% 72%, rgba(21,21,21,.18) 72% 100%);
}
[data-concept="modern"] .hero-axis-y {
  top: 8%;
  right: 15%;
  bottom: 8%;
  width: 1px;
  background: linear-gradient(180deg, rgba(21,21,21,.16) 0 35%, transparent 35% 67%, rgba(21,21,21,.16) 67% 100%);
}
html[data-concept="modern"][data-theme="dark"] .hero-axis-x {
  background: linear-gradient(90deg, rgba(255,255,255,.18) 0 28%, transparent 28% 72%, rgba(255,255,255,.18) 72% 100%);
}
html[data-concept="modern"][data-theme="dark"] .hero-axis-y {
  background: linear-gradient(180deg, rgba(255,255,255,.17) 0 35%, transparent 35% 67%, rgba(255,255,255,.17) 67% 100%);
}
[data-concept="modern"] .hero-pulse {
  position: absolute;
  left: 8%;
  bottom: calc(15% - 1px);
  width: clamp(68px, 8vw, 112px);
  height: 3px;
  display: block;
  background: var(--accent);
}

[data-concept="modern"] .company-profile {
  width: min(90vw, 1180px);
  margin: 0 auto;
  padding: clamp(104px, 10vw, 152px) 0 clamp(96px, 9vw, 138px);
  display: grid;
  grid-template-columns: minmax(0, .88fr) minmax(420px, 1.12fr);
  gap: clamp(66px, 9vw, 132px);
  background: #fff;
  color: var(--ink);
}
html[data-concept="modern"][data-theme="dark"] .company-profile { background: #171717; }
[data-concept="modern"] .profile-copy {
  width: auto;
  max-width: none;
  margin: 0;
  display: block;
  align-self: start;
}
[data-concept="modern"] .profile-copy h2 {
  max-width: 560px;
  font-size: clamp(42px, 4vw, 62px);
  line-height: 1.08;
  letter-spacing: -.035em;
}
[data-concept="modern"] .profile-copy > p {
  max-width: 550px;
  margin-top: 28px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.85;
}
[data-concept="modern"] .profile-disciplines {
  width: auto;
  max-width: none;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--line-strong);
  border-bottom: 0;
}
[data-concept="modern"] .profile-disciplines article,
[data-concept="modern"] .profile-disciplines article:first-child,
[data-concept="modern"] .profile-disciplines article:last-child {
  min-height: 146px;
  display: grid;
  grid-template-columns: 50px minmax(0, 1fr);
  grid-template-rows: auto auto;
  column-gap: 22px;
  align-content: center;
  padding: 25px 0;
  border-right: 0;
  border-bottom: 1px solid var(--line);
}
[data-concept="modern"] .discipline-icon {
  grid-column: 1;
  grid-row: 1 / span 2;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  color: var(--accent);
}
[data-concept="modern"] .discipline-icon svg {
  width: 34px;
  height: 34px;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}
[data-concept="modern"] .profile-disciplines h3 { grid-column: 2; font-size: clamp(23px, 2vw, 29px); }
[data-concept="modern"] .profile-disciplines p { grid-column: 2; margin-top: 10px; color: var(--muted); }

[data-concept="modern"] .featured-work {
  width: 100%;
  max-width: none;
  padding: clamp(96px, 10vw, 148px) max(5vw, 24px) clamp(104px, 10vw, 154px);
  background: #f4f4f1;
}
html[data-concept="modern"][data-theme="dark"] .featured-work { background: #111; }
[data-concept="modern"] .work-heading {
  width: min(100%, 1180px);
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, .62fr);
  gap: 70px;
  align-items: end;
  text-align: left;
}
[data-concept="modern"] .work-heading h2 { font-size: clamp(48px, 5vw, 74px); line-height: 1; }
[data-concept="modern"] .work-heading p { max-width: 520px; margin: 0; color: var(--muted); }
[data-concept="modern"] .work-grid {
  width: min(100%, 1180px);
  max-width: 1180px;
  margin: clamp(48px, 6vw, 76px) auto 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}
[data-concept="modern"] .work-feature {
  overflow: hidden;
  border: 0;
  border-radius: 14px;
  background: var(--surface);
  box-shadow: 0 18px 42px rgba(21, 21, 21, .08);
}
[data-concept="modern"] .work-classkey {
  grid-column: 1 / -1;
  grid-template-columns: minmax(380px, .92fr) minmax(0, 1.08fr);
  min-height: 430px;
}
[data-concept="modern"] .work-security,
[data-concept="modern"] .work-infrastructure {
  grid-template-columns: 1fr;
  grid-template-rows: 230px auto;
  min-height: 0;
}
[data-concept="modern"] .work-security .case-visual,
[data-concept="modern"] .work-infrastructure .case-visual { grid-column: 1; grid-row: 1; min-height: 230px; }
[data-concept="modern"] .work-security .work-copy,
[data-concept="modern"] .work-infrastructure .work-copy { grid-column: 1; grid-row: 2; padding: 34px 36px 40px; }
[data-concept="modern"] .classkey-visual,
[data-concept="modern"] .infrastructure-visual { background: #171717; }
[data-concept="modern"] .security-visual { background: #fff; color: #171717; box-shadow: inset 0 0 0 1px rgba(21,21,21,.08); }
html[data-concept="modern"][data-theme="dark"] .security-visual { background: #1e1e1e; color: #f7f5f1; box-shadow: none; }
[data-concept="modern"] .security-visual strong:nth-child(2) { color: var(--accent); }
[data-concept="modern"] .work-copy h3 { font-size: clamp(27px, 2.5vw, 40px); }

[data-concept="modern"] .services {
  width: 100%;
  max-width: none;
  padding: clamp(98px, 10vw, 150px) max(5vw, 24px) clamp(106px, 10vw, 156px);
  background: #fff;
}
html[data-concept="modern"][data-theme="dark"] .services { background: #171717; }
[data-concept="modern"] .services-layout { width: min(100%, 1180px); max-width: 1180px; margin: 0 auto; }
[data-concept="modern"] .section-intro {
  max-width: 720px;
  margin: 0;
  padding: 0;
  text-align: left;
}
[data-concept="modern"] .section-intro h2 { font-size: clamp(48px, 5vw, 74px); line-height: 1; }
[data-concept="modern"] .section-intro p { max-width: 620px; margin: 22px 0 0; color: var(--muted); }
[data-concept="modern"] .service-list {
  margin-top: clamp(52px, 6vw, 78px);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--line-strong);
}
[data-concept="modern"] .service-list .service-group,
[data-concept="modern"] .service-list .service-group:nth-child(2),
[data-concept="modern"] .service-list .service-group:nth-child(3) {
  width: auto;
  margin: 0;
  display: block;
  padding: 0 clamp(24px, 3vw, 42px);
  border-left: 1px solid var(--line);
}
[data-concept="modern"] .service-list .service-group:first-child { padding-left: 0; border-left: 0; }
[data-concept="modern"] .service-list .service-group:last-child { padding-right: 0; }
[data-concept="modern"] .service-list .service-group::before { content: none; }
[data-concept="modern"] .service-capability {
  min-height: 205px;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  grid-template-rows: auto auto;
  column-gap: 18px;
  align-content: start;
  padding: 34px 0 30px;
  overflow: visible;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}
[data-concept="modern"] .service-capability::before { content: none; }
[data-concept="modern"] .service-capability:hover { transform: none; box-shadow: none; }
[data-concept="modern"] .service-icon {
  grid-column: 1;
  grid-row: 1 / span 2;
  width: 40px;
  height: 40px;
  margin: 0;
  border: 0;
  border-radius: 0;
  color: var(--accent);
  background: transparent;
}
[data-concept="modern"] [data-service-row] .service-icon { color: var(--accent); background: transparent; }
[data-concept="modern"] .service-icon svg { width: 31px; height: 31px; }
[data-concept="modern"] .service-capability h3 { grid-column: 2; margin: 0; font-size: clamp(21px, 1.8vw, 27px); line-height: 1.28; }
[data-concept="modern"] .service-capability p { grid-column: 2; max-width: 34ch; margin: 12px 0 0; color: var(--muted); font-size: 14px; line-height: 1.75; }

[data-concept="modern"] .contact {
  width: min(90vw, 1180px);
  margin: clamp(72px, 8vw, 116px) auto;
  padding: 54px 0 44px;
  border-top: 2px solid var(--accent);
  border-bottom: 1px solid var(--line-strong);
}
[data-concept="modern"] footer { background: #151515; color: #fff; }

@media (max-width: 820px) {
  [data-concept="modern"] .hero {
    width: 100%;
    min-height: calc(100svh - 72px);
    padding: 64px 22px;
  }
  [data-concept="modern"] .hero-copy h1 { font-size: clamp(44px, 10.5vw, 64px); }
  [data-concept="modern"] .modern-stage { inset: 24px 18px; display: block; margin: 0; }
  [data-concept="modern"] .hero-axis-y { right: 9%; }
  [data-concept="modern"] .hero-axis-x { right: 4%; left: 4%; }
  [data-concept="modern"] .hero-pulse { left: 4%; }
  [data-concept="modern"] .company-profile { width: min(90vw, 680px); grid-template-columns: 1fr; gap: 52px; }
  [data-concept="modern"] .work-heading { grid-template-columns: 1fr; gap: 24px; }
  [data-concept="modern"] .work-grid { grid-template-columns: 1fr; }
  [data-concept="modern"] .work-classkey { grid-column: 1; grid-template-columns: 1fr; grid-template-rows: 250px auto; min-height: 0; }
  [data-concept="modern"] .work-classkey .classkey-visual { grid-column: 1; grid-row: 1; min-height: 250px; }
  [data-concept="modern"] .work-classkey .work-copy { grid-column: 1; grid-row: 2; padding: 34px 32px 40px; }
  [data-concept="modern"] .service-list { grid-template-columns: 1fr; }
  [data-concept="modern"] .service-list .service-group,
  [data-concept="modern"] .service-list .service-group:nth-child(2),
  [data-concept="modern"] .service-list .service-group:nth-child(3) { padding: 0; border-left: 0; }
  [data-concept="modern"] .service-capability { min-height: 0; padding: 28px 0 30px; }
}

@media (max-width: 560px) {
  [data-concept="modern"] .hero { min-height: calc(100svh - 72px); padding: 54px 20px; }
  [data-concept="modern"] .hero-copy h1 { font-size: clamp(40px, 11.5vw, 50px); }
  html[lang="en"][data-concept="modern"] .hero-copy h1 { font-size: 37px; }
  [data-concept="modern"] .hero-copy p { margin-top: 22px; font-size: 15px; }
  [data-concept="modern"] .hero-actions { margin-top: 30px; }
  [data-concept="modern"] .hero-frame-corner { width: 40px; height: 40px; }
  [data-concept="modern"] .company-profile { width: calc(100% - 32px); padding-top: 76px; padding-bottom: 82px; }
  [data-concept="modern"] .profile-copy h2 { font-size: 38px; }
  [data-concept="modern"] .profile-disciplines article,
  [data-concept="modern"] .profile-disciplines article:first-child,
  [data-concept="modern"] .profile-disciplines article:last-child { min-height: 132px; }
  [data-concept="modern"] .featured-work,
  [data-concept="modern"] .services { padding: 76px 16px 84px; }
  [data-concept="modern"] .work-heading h2,
  [data-concept="modern"] .section-intro h2 { font-size: 42px; }
  [data-concept="modern"] .work-security .work-copy,
  [data-concept="modern"] .work-infrastructure .work-copy,
  [data-concept="modern"] .work-classkey .work-copy { padding: 28px 22px 34px; }
  [data-concept="modern"] .service-capability { grid-template-columns: 40px minmax(0, 1fr); column-gap: 15px; }
  [data-concept="modern"] .contact { width: calc(100% - 32px); padding-top: 40px; }
}

@media (max-width: 560px) {
  .site-header { padding: 0 16px; }
  .header-actions { gap: 0; }
  .hero, [data-concept="archive"] .hero, [data-concept="modern"] .hero { padding: 54px 16px 72px; }
  .hero-copy h1, [data-concept="archive"] .hero-copy h1, [data-concept="modern"] .hero-copy h1 { font-size: clamp(38px, 11vw, 48px); line-height: 1.05; }
  html[lang="en"][data-concept="modern"] .hero-copy h1 { font-size: 36px; }
  .hero-copy p { font-size: 15px; line-height: 1.8; }
  .hero-actions { align-items: stretch; gap: 17px; flex-direction: column; }
  .primary-action, .text-action { width: 100%; justify-content: space-between; }
  .photo-frame { height: 116vw; min-height: 460px; }
  .photo-frame img { object-position: 66% center; }
  .photo-ink { width: 43%; height: 29%; }
  .duotone-service-line { line-height: 1.4; }
  .archive-stage { padding-left: 13px; border-left-color: var(--accent); }
  .archive-heading { display: block; }
  .archive-heading strong { display: block; margin-top: 8px; }
  .archive-cabinet { height: 338px; gap: 3px; padding-top: 30px; }
  .file-spine { padding: 10px 5px; }
  .file-spine span { font-size: 8px; }
  .file-spine b { left: 5px; bottom: 10px; font-size: 11px; }
  .archive-readout { grid-template-columns: 58px 1fr; gap: 10px; min-height: 180px; }
  .archive-readout p { grid-column: 1 / -1; }
  .modern-stage { min-height: 430px; height: 112vw; }
  .modern-note { display: block; }
  .company-profile, .featured-work { padding-left: 16px; padding-right: 16px; }
  .company-profile { padding-top: 60px; padding-bottom: 58px; }
  .profile-copy h2, .work-heading h2, .contact h2 { font-size: 36px; line-height: 1.12; }
  .profile-copy > p, .work-heading p { font-size: 15px; }
  .profile-disciplines { grid-template-columns: 1fr; margin-top: 34px; }
  .profile-disciplines article,
  .profile-disciplines article:first-child,
  .profile-disciplines article:last-child {
    min-height: 0;
    padding: 20px 0;
    border-right: 0;
    border-bottom: 1px solid rgba(246,244,237,.18);
  }
  .profile-disciplines article:last-child { border-bottom: 0; }
  .profile-disciplines h3 { font-size: 21px; }
  .profile-disciplines p { margin-top: 9px; }
  .featured-work { padding-top: 70px; padding-bottom: 72px; }
  .work-heading { padding-bottom: 36px; }
  .work-feature, .work-classkey, .work-security, .work-infrastructure {
    min-height: 0;
    grid-template-columns: 1fr;
    grid-template-rows: 168px auto;
  }
  .work-classkey .classkey-visual,
  .work-security .case-visual,
  .work-infrastructure .case-visual { grid-column: 1; grid-row: 1; }
  .work-classkey .work-copy,
  .work-security .work-copy,
  .work-infrastructure .work-copy { grid-column: 1; grid-row: 2; padding: 24px 20px 30px; }
  .classkey-visual, .case-visual { min-height: 150px; }
  .classkey-visual img { width: 104px; left: 20px; }
  .classkey-visual strong { right: 18px; bottom: 18px; font-size: 34px; }
  .classkey-visual span { left: auto; right: 18px; top: 16px; }
  .security-visual strong, .infrastructure-visual strong { font-size: 20vw; }
  .security-visual span, .infrastructure-visual span { padding-left: 16px; padding-right: 16px; font-size: 10px; letter-spacing: .02em; }
  .work-copy { padding: 24px 20px 32px; }
  .work-copy h3 { font-size: 29px; }
  .work-classkey .work-copy h3 { font-size: 28px; }
  .work-copy > p:not(.work-type):not(.work-scope) { margin-top: 18px; font-size: 14px; line-height: 1.65; }
  .work-scope { margin-top: 18px; }
  .work-copy a { margin-top: 22px; }
  .services, .company, .contact, footer, [data-concept="modern"] .company { width: calc(100% - 32px); }
  .services, [data-concept="modern"] .services { padding-top: 64px; padding-bottom: 66px; }
  [data-concept="modern"] .services { width: 100%; padding-left: 16px; padding-right: 16px; }
  [data-concept="archive"] .services, [data-concept="archive"] .company, [data-concept="archive"] .contact { padding-left: 14px; }
  .section-intro { padding-bottom: 34px; }
  .section-intro h2, .company h2, .contact h2 { font-size: 36px; line-height: 1.15; }
  .section-intro p, .company-statement p { font-size: 15px; }
  .service-list article, [data-concept="archive"] .service-list article {
    min-height: 0;
    padding: 25px 0;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 15px;
  }
  .service-list h3, [data-concept="archive"] .service-list h3 { grid-column: 1; font-size: 24px; }
  .service-list article > span, [data-concept="archive"] .service-list article > span { grid-column: 2; grid-row: 1; }
  .service-list p, [data-concept="archive"] .service-list p { grid-column: 1 / -1; grid-row: 2; font-size: 14px; }
  [data-concept="modern"] .service-list { grid-template-columns: 1fr; }
  [data-concept="modern"] .service-list { margin-top: 36px; }
  [data-concept="modern"] .service-list .service-group,
  [data-concept="modern"] .service-list .service-group:nth-child(2),
  [data-concept="modern"] .service-list .service-group:nth-child(3) {
    width: 100%;
    min-height: 0;
    display: grid;
    grid-template-columns: 1fr;
    gap: 34px;
    margin: 0 0 24px;
    padding: 32px 0;
  }
  [data-concept="modern"] .service-capability h3 { font-size: 28px; }
  [data-concept="modern"] .service-capability p { margin-top: 13px; font-size: 14px; line-height: 1.68; }
  .responsibilities p { font-size: 16px; line-height: 1.65; }
  .process { grid-template-columns: 1fr 1fr; }
  .process li { min-height: 108px; padding: 16px; }
  .process li:nth-child(2) { border-right: 0; }
  .process li:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .contact { gap: 28px; }
  .contact > a { font-size: 16px; gap: 20px; }
  footer { grid-template-columns: 1fr; gap: 18px; padding-bottom: 92px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}

/* Modern corporate direction: service-first, calm surfaces, and clear proof. */
[data-concept="modern"] .hero {
  min-height: calc(100svh - 84px);
  padding: clamp(74px, 8vw, 118px) max(4vw, 24px) clamp(70px, 7vw, 108px);
  grid-template-columns: minmax(380px, .84fr) minmax(560px, 1.16fr);
  gap: clamp(44px, 6vw, 100px);
  border: 0;
  background: #f4f7f6;
}
[data-theme="dark"][data-concept="modern"] .hero { background: #121a22; }
[data-concept="modern"] .hero::before {
  left: max(4vw, 24px);
  right: max(4vw, 24px);
  top: 28px;
  background: rgba(29, 53, 73, .18);
}
[data-theme="dark"][data-concept="modern"] .hero::before { background: rgba(239, 244, 241, .2); }
[data-concept="modern"] .hero-copy { align-self: center; max-width: 640px; }
[data-concept="modern"] .hero-copy h1 {
  max-width: 620px;
  font-size: clamp(54px, 5.2vw, 82px);
  line-height: 1.02;
  letter-spacing: -.045em;
}
html[lang="en"][data-concept="modern"] .hero-copy h1 { font-size: clamp(48px, 4.3vw, 68px); }
[data-concept="modern"] .hero-copy p {
  max-width: 520px;
  margin-top: 30px;
  color: #5c6971;
  font-size: clamp(16px, 1.12vw, 18px);
  line-height: 1.8;
}
[data-theme="dark"][data-concept="modern"] .hero-copy p { color: #a9b5ba; }
[data-concept="modern"] .hero-actions { margin-top: 42px; }

[data-concept="modern"] .modern-stage {
  position: relative;
  height: min(72vh, 680px);
  min-height: 560px;
  align-self: center;
}
[data-concept="modern"] .modern-hero-visual {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 560px;
  isolation: isolate;
}
.hero-visual-orb {
  position: absolute;
  z-index: -1;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(.2px);
  will-change: transform;
}
.hero-visual-orb-a {
  width: clamp(120px, 15vw, 210px);
  height: clamp(120px, 15vw, 210px);
  top: 1%;
  right: 7%;
  background: rgba(240, 90, 36, .82);
}
.hero-visual-orb-b {
  width: clamp(100px, 13vw, 180px);
  height: clamp(100px, 13vw, 180px);
  left: 2%;
  bottom: 5%;
  background: rgba(40, 139, 177, .8);
}
.modern-hero-panel {
  position: absolute;
  z-index: 2;
  inset: 8% 4% 8% 8%;
  display: grid;
  grid-template-rows: 46px 1fr 38px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 22px;
  background: #1c3348;
  color: #f4f7f6;
  box-shadow: 0 24px 65px rgba(24, 45, 62, .2);
  will-change: clip-path, transform;
}
[data-theme="dark"] .modern-hero-panel { background: #1b2b38; box-shadow: 0 24px 65px rgba(0,0,0,.28); }
.console-toolbar,
.console-footer {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 22px;
  color: rgba(244,247,246,.66);
  font: 400 10px/1 "Yao Plex", sans-serif;
  letter-spacing: .08em;
}
.console-toolbar { justify-content: space-between; border-bottom: 1px solid rgba(244,247,246,.16); }
.console-footer { justify-content: space-between; border-top: 1px solid rgba(244,247,246,.16); font-size: 9px; }
.console-dots { display: flex; gap: 5px; margin-right: auto; }
.console-dots i { width: 8px; height: 8px; display: block; border-radius: 50%; background: #ef5a54; }
.console-dots i:nth-child(2) { background: #e8ae36; }
.console-dots i:nth-child(3) { background: #58bd79; }
.console-status { display: inline-flex; align-items: center; gap: 7px; }
.console-status b { width: 6px; height: 6px; display: block; border-radius: 50%; background: #78ce8b; box-shadow: 0 0 0 4px rgba(120,206,139,.12); }
.console-body { padding: clamp(26px, 4vw, 48px); }
.console-heading { display: grid; gap: 13px; max-width: 430px; }
.console-heading span { color: #ff8b62; font: 400 11px/1 "Yao Plex", sans-serif; letter-spacing: .12em; }
.console-heading strong { font-size: clamp(22px, 2.1vw, 34px); line-height: 1.14; letter-spacing: -.03em; }
.console-service-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 11px;
  margin-top: clamp(34px, 5vw, 62px);
}
.console-service-grid::before,
.console-service-grid::after {
  content: "";
  position: absolute;
  z-index: -1;
  background: rgba(244,247,246,.18);
}
.console-service-grid::before { left: 16%; right: 16%; top: 50%; height: 1px; }
.console-service-grid::after { top: 12%; bottom: 12%; left: 50%; width: 1px; }
.service-console-item {
  min-height: 104px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 17px 15px;
  border: 1px solid rgba(244,247,246,.18);
  border-radius: 12px;
  background: rgba(244,247,246,.08);
  backdrop-filter: blur(8px);
  transition: transform .35s cubic-bezier(.16,1,.3,1), background .35s ease, border-color .35s ease;
  will-change: transform, opacity;
}
.service-console-item:hover { transform: translateY(-4px); border-color: rgba(255,139,98,.7); background: rgba(244,247,246,.14); }
.service-console-item span { font: 700 clamp(18px, 2vw, 27px)/1 "Yao Plex", sans-serif; letter-spacing: -.045em; }
.service-console-item small { align-self: flex-end; color: rgba(244,247,246,.62); font: 400 9px/1 "Yao Plex", sans-serif; letter-spacing: .1em; }
.console-scan {
  position: absolute;
  z-index: 4;
  top: 7%;
  bottom: 7%;
  left: 6%;
  width: 1px;
  background: rgba(255,139,98,.9);
  box-shadow: 0 0 28px rgba(255,139,98,.65);
  transform: rotate(14deg);
  opacity: 0;
  pointer-events: none;
}
[data-concept="modern"] .modern-note { left: 9%; bottom: 1%; color: #6b777c; }
[data-theme="dark"][data-concept="modern"] .modern-note { color: #9eabb0; }

[data-concept="modern"] .company-profile {
  padding: clamp(92px, 10vw, 150px) max(4vw, 24px) clamp(84px, 8vw, 126px);
  background: var(--surface);
  color: var(--ink);
}
[data-concept="modern"] .profile-copy,
[data-concept="modern"] .profile-disciplines {
  width: 100%;
  max-width: 1180px;
  margin-left: auto;
  margin-right: auto;
}
[data-concept="modern"] .profile-copy { grid-template-columns: minmax(0, 1.08fr) minmax(320px, .72fr); gap: clamp(52px, 8vw, 125px); }
[data-concept="modern"] .profile-copy h2 { font-size: clamp(42px, 4.2vw, 66px); }
[data-concept="modern"] .profile-copy > p { color: var(--muted); font-size: 16px; }
[data-concept="modern"] .profile-disciplines { border-top-color: var(--line-strong); border-bottom-color: var(--line-strong); }
[data-concept="modern"] .profile-disciplines article { border-right-color: var(--line); }
[data-concept="modern"] .profile-disciplines article:first-child { padding-left: 0; }
[data-concept="modern"] .profile-disciplines article:last-child { padding-right: 0; }
[data-concept="modern"] .profile-disciplines p { color: var(--muted); }

[data-concept="modern"] .services {
  width: 100%;
  max-width: none;
  padding: clamp(92px, 10vw, 148px) max(4vw, 24px) clamp(100px, 10vw, 154px);
  background: #f2f5f6;
}
[data-theme="dark"][data-concept="modern"] .services { background: #11181f; }
[data-concept="modern"] .services-layout { width: 100%; max-width: 1180px; margin: 0 auto; }
[data-concept="modern"] .section-intro { display: block; max-width: 710px; margin: 0 auto; text-align: center; padding: 0; }
[data-concept="modern"] .section-intro h2 { max-width: none; font-size: clamp(48px, 5vw, 76px); }
[data-concept="modern"] .section-intro p { max-width: 620px; margin: 20px auto 0; color: var(--muted); }
[data-concept="modern"] .service-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  margin-top: clamp(54px, 6vw, 82px);
  border: 0;
}
[data-concept="modern"] .service-list .service-group { display: contents; }
[data-concept="modern"] .service-capability {
  min-height: 374px;
  padding: 0 26px 30px;
  overflow: hidden;
  border: 1px solid rgba(26, 49, 66, .08);
  border-radius: 20px;
  background: var(--surface);
  box-shadow: 0 14px 36px rgba(34, 56, 73, .07);
  transition: transform .42s cubic-bezier(.16,1,.3,1), box-shadow .42s ease;
}
[data-theme="dark"][data-concept="modern"] .service-capability { border-color: rgba(239,244,241,.1); box-shadow: 0 14px 36px rgba(0,0,0,.2); }
[data-concept="modern"] .service-capability:hover { transform: translateY(-7px); box-shadow: 0 22px 46px rgba(34, 56, 73, .13); }
[data-concept="modern"] .service-capability::before {
  content: attr(data-service-row);
  height: 142px;
  margin: 0 -26px 27px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #f8faf8;
  font: 700 clamp(30px, 3vw, 44px)/1 "Yao Plex", sans-serif;
  letter-spacing: -.04em;
  text-transform: uppercase;
  background: #2d7897;
}
[data-concept="modern"] [data-service-row="software"]::before { background: #243b50; }
[data-concept="modern"] [data-service-row="app"]::before { background: #3f8e9d; }
[data-concept="modern"] [data-service-row="ai"]::before { background: #e65d2e; }
[data-concept="modern"] [data-service-row="security"]::before { background: #5f707b; }
[data-concept="modern"] [data-service-row="cloud"]::before { background: #32637c; }
[data-concept="modern"] .service-capability h3 { margin: 0; font-size: 25px; line-height: 1.22; }
[data-concept="modern"] .service-capability p { margin: 16px 0 0; color: var(--muted); font-size: 14px; line-height: 1.75; }

[data-concept="modern"] .featured-work {
  padding: clamp(92px, 10vw, 146px) max(4vw, 24px) clamp(100px, 10vw, 154px);
  background: #eaf0f2;
}
[data-theme="dark"][data-concept="modern"] .featured-work { background: #0e151b; }
[data-concept="modern"] .work-heading {
  display: block;
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
  padding: 0;
  text-align: center;
}
[data-concept="modern"] .work-heading h2 { font-size: clamp(48px, 5vw, 76px); }
[data-concept="modern"] .work-heading p { max-width: 620px; margin: 20px auto 0; color: var(--muted); }
[data-concept="modern"] .work-grid {
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 1180px;
  gap: 24px;
  margin: clamp(54px, 6vw, 82px) auto 0;
  border: 0;
}
[data-concept="modern"] .work-feature {
  display: grid;
  overflow: hidden;
  border: 0;
  border-radius: 20px;
  background: var(--surface);
  box-shadow: 0 16px 40px rgba(35, 60, 77, .08);
}
[data-theme="dark"][data-concept="modern"] .work-feature { box-shadow: 0 16px 40px rgba(0,0,0,.22); }
[data-concept="modern"] .work-classkey {
  grid-template-columns: minmax(320px, .78fr) minmax(0, 1.22fr);
  min-height: 430px;
}
[data-concept="modern"] .work-security,
[data-concept="modern"] .work-infrastructure {
  grid-template-columns: minmax(300px, .42fr) minmax(0, .58fr);
  grid-template-rows: 1fr;
  min-height: 340px;
}
[data-concept="modern"] .work-classkey .classkey-visual,
[data-concept="modern"] .work-security .case-visual,
[data-concept="modern"] .work-infrastructure .case-visual { grid-column: 1; grid-row: 1; min-height: 100%; }
[data-concept="modern"] .work-classkey .work-copy,
[data-concept="modern"] .work-security .work-copy,
[data-concept="modern"] .work-infrastructure .work-copy {
  grid-column: 2;
  grid-row: 1;
  padding: clamp(30px, 4vw, 58px);
}
[data-concept="modern"] .work-copy h3 { font-size: clamp(28px, 2.7vw, 42px); }
[data-concept="modern"] .work-copy > p:not(.work-type):not(.work-scope) { max-width: 560px; }
[data-concept="modern"] .classkey-visual,
[data-concept="modern"] .case-visual { border-radius: 0; }
[data-concept="modern"] .classkey-visual img { width: min(34%, 180px); left: 12%; }
[data-concept="modern"] .work-type { letter-spacing: .02em; }

[data-concept="modern"] .contact { width: min(92vw, 1180px); margin: clamp(48px, 6vw, 88px) auto; }
[data-concept="modern"] footer {
  width: 100%;
  max-width: none;
  min-height: 214px;
  padding: 58px max(4vw, 24px) 36px;
  grid-template-columns: 1fr auto auto;
  background: #1d2d3d;
  color: #eaf0ef;
}
[data-concept="modern"] footer .brand-light { display: none; }
[data-concept="modern"] footer .brand-dark { display: block; }
[data-concept="modern"] footer p { color: rgba(234,240,239,.72); }

@media (max-width: 820px) {
  [data-concept="modern"] .hero { min-height: auto; padding: 70px 20px 82px; display: block; }
  [data-concept="modern"] .hero-copy { max-width: none; }
  [data-concept="modern"] .hero-copy h1 { font-size: clamp(46px, 9.5vw, 66px); }
  html[lang="en"][data-concept="modern"] .hero-copy h1 { font-size: clamp(40px, 8.3vw, 58px); }
  [data-concept="modern"] .hero-copy p { max-width: 620px; }
  [data-concept="modern"] .modern-stage { height: auto; min-height: 0; margin-top: 58px; }
  [data-concept="modern"] .modern-hero-visual { min-height: 520px; }
  .modern-hero-panel { inset: 5% 2% 8% 2%; }
  [data-concept="modern"] .profile-copy { grid-template-columns: 1fr; gap: 30px; }
  [data-concept="modern"] .profile-disciplines { grid-template-columns: 1fr; }
  [data-concept="modern"] .profile-disciplines article,
  [data-concept="modern"] .profile-disciplines article:first-child,
  [data-concept="modern"] .profile-disciplines article:last-child { padding: 22px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  [data-concept="modern"] .profile-disciplines article:last-child { border-bottom: 0; }
  [data-concept="modern"] .service-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  [data-concept="modern"] .work-classkey,
  [data-concept="modern"] .work-security,
  [data-concept="modern"] .work-infrastructure { grid-template-columns: 1fr; grid-template-rows: 230px auto; min-height: 0; }
  [data-concept="modern"] .work-classkey .classkey-visual,
  [data-concept="modern"] .work-security .case-visual,
  [data-concept="modern"] .work-infrastructure .case-visual { grid-column: 1; grid-row: 1; min-height: 230px; }
  [data-concept="modern"] .work-classkey .work-copy,
  [data-concept="modern"] .work-security .work-copy,
  [data-concept="modern"] .work-infrastructure .work-copy { grid-column: 1; grid-row: 2; padding: 30px; }
  [data-concept="modern"] footer { grid-template-columns: 1fr; gap: 18px; }
}

@media (max-width: 560px) {
  [data-concept="modern"] .hero { padding: 54px 16px 72px; }
  [data-concept="modern"] .hero-copy h1 { font-size: clamp(40px, 11vw, 52px); }
  html[lang="en"][data-concept="modern"] .hero-copy h1 { font-size: 38px; }
  [data-concept="modern"] .modern-hero-visual { min-height: 458px; }
  .modern-hero-panel { inset: 4% 0 10% 0; border-radius: 16px; grid-template-rows: 42px 1fr 34px; }
  .console-toolbar, .console-footer { padding: 0 14px; font-size: 8px; }
  .console-body { padding: 22px 18px; }
  .console-heading strong { font-size: 22px; }
  .console-service-grid { gap: 8px; margin-top: 30px; }
  .service-console-item { min-height: 88px; padding: 13px 11px; }
  .service-console-item span { font-size: 16px; }
  [data-concept="modern"] .service-list { grid-template-columns: 1fr; gap: 18px; }
  [data-concept="modern"] .service-capability { min-height: 0; }
  [data-concept="modern"] .featured-work { padding-left: 16px; padding-right: 16px; }
  [data-concept="modern"] .work-grid { gap: 18px; }
}

/* Modern hero: one quiet visual anchor, with the service detail kept below. */
[data-concept="modern"] .modern-hero-visual {
  min-height: 0;
}
[data-concept="modern"] .modern-hero-panel {
  inset: 8% 6% 8% 12%;
  display: block;
  overflow: hidden;
  border: 0;
  border-radius: 3px;
  background: #20384d;
  box-shadow: 0 24px 54px rgba(27, 52, 72, .16);
  will-change: clip-path, transform;
}
[data-theme="dark"][data-concept="modern"] .modern-hero-panel {
  background: #1a2b3a;
  box-shadow: 0 24px 54px rgba(0, 0, 0, .28);
}
.minimal-panel-accent {
  position: absolute;
  top: 18%;
  left: 16%;
  width: 34%;
  height: 64%;
  display: block;
  background: #ef6a3a;
  transform-origin: left center;
  will-change: transform;
}
.minimal-panel-rule {
  position: absolute;
  top: 11%;
  right: 17%;
  bottom: 11%;
  width: 1px;
  display: block;
  background: rgba(244, 247, 246, .72);
  transform-origin: top center;
  will-change: transform, opacity;
}
[data-concept="modern"] .service-capability {
  position: relative;
}
[data-concept="modern"] .service-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  margin: 0 0 20px;
  border: 1px solid currentColor;
  border-radius: 12px;
  color: #2d7897;
  background: rgba(45, 120, 151, .07);
}
[data-concept="modern"] .service-icon svg {
  width: 25px;
  height: 25px;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
[data-concept="modern"] [data-service-row="software"] .service-icon { color: #243b50; background: rgba(36, 59, 80, .07); }
[data-concept="modern"] [data-service-row="app"] .service-icon { color: #3f8e9d; background: rgba(63, 142, 157, .08); }
[data-concept="modern"] [data-service-row="ai"] .service-icon { color: #e65d2e; background: rgba(230, 93, 46, .08); }
[data-concept="modern"] [data-service-row="security"] .service-icon { color: #5f707b; background: rgba(95, 112, 123, .09); }
[data-concept="modern"] [data-service-row="cloud"] .service-icon { color: #32637c; background: rgba(50, 99, 124, .08); }
[data-theme="dark"][data-concept="modern"] .service-icon { background: rgba(255, 255, 255, .06); }

@media (max-width: 820px) {
  [data-concept="modern"] .modern-hero-panel { inset: 5% 2% 8% 2%; }
}
@media (max-width: 560px) {
  [data-concept="modern"] .modern-hero-visual { min-height: 390px; }
  [data-concept="modern"] .modern-hero-panel { inset: 4% 0 10% 0; border-radius: 2px; }
  .minimal-panel-accent { top: 17%; left: 15%; width: 42%; height: 66%; }
  .minimal-panel-rule { right: 15%; }
}

/* Modern concept: white, charcoal and orange only. */
html[data-concept="modern"] {
  --paper: #ffffff;
  --surface: #ffffff;
  --ink: #141414;
  --muted: #65615c;
  --line: rgba(20, 20, 20, .14);
  --line-strong: rgba(20, 20, 20, .42);
  --accent: #f15a24;
  --accent-inverse: #f15a24;
  --accent-text: #c54518;
  --accent-ink: #ffffff;
  --inverse: #141414;
  --inverse-ink: #ffffff;
  --header-bg: rgba(255, 255, 255, .9);
}
html[data-concept="modern"][data-theme="dark"] {
  --paper: #111111;
  --surface: #171717;
  --ink: #f7f5f1;
  --muted: #b9b4ad;
  --line: rgba(247, 245, 241, .16);
  --line-strong: rgba(247, 245, 241, .44);
  --accent: #ff6a32;
  --accent-inverse: #ff6a32;
  --accent-text: #ff8d66;
  --accent-ink: #111111;
  --inverse: #f7f5f1;
  --inverse-ink: #111111;
  --header-bg: rgba(17, 17, 17, .9);
}

[data-concept="modern"] .hero {
  width: min(92vw, 1180px);
  min-height: calc(76svh - 84px);
  margin: 0 auto;
  padding: clamp(86px, 12vw, 160px) 0 clamp(92px, 11vw, 150px);
  grid-template-columns: minmax(0, 760px);
  justify-content: start;
  gap: 0;
  background: transparent;
}
[data-concept="modern"] .hero::before { left: 0; right: 0; top: 28px; }
[data-concept="modern"] .hero-copy { max-width: 760px; }
[data-concept="modern"] .hero-copy h1 {
  max-width: 720px;
  font-size: clamp(58px, 6.5vw, 96px);
  line-height: 1;
}
html[lang="en"][data-concept="modern"] .hero-copy h1 { font-size: clamp(52px, 5.3vw, 78px); }
[data-concept="modern"] .hero-copy p { max-width: 560px; margin-top: 30px; color: var(--muted); }
[data-concept="modern"] .hero-actions { margin-top: 36px; }

[data-concept="modern"] .company-profile,
[data-concept="modern"] .services { background: #ffffff; }
html[data-concept="modern"][data-theme="dark"] .company-profile,
html[data-concept="modern"][data-theme="dark"] .services { background: #171717; }
[data-concept="modern"] .featured-work { background: #f7f6f2; }
html[data-concept="modern"][data-theme="dark"] .featured-work { background: #111111; }

[data-concept="modern"] .section-intro,
[data-concept="modern"] .work-heading { max-width: 680px; margin-left: 0; margin-right: 0; text-align: left; }
[data-concept="modern"] .section-intro p,
[data-concept="modern"] .work-heading p { margin-left: 0; margin-right: 0; }
[data-concept="modern"] .service-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 clamp(42px, 6vw, 92px);
  margin-top: clamp(48px, 6vw, 76px);
  border-top: 1px solid var(--line-strong);
}
[data-concept="modern"] .service-capability {
  min-height: 0;
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  column-gap: 20px;
  align-items: start;
  padding: 34px 0 36px;
  overflow: visible;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  transition: background-color .25s ease;
}
[data-concept="modern"] .service-capability::before { content: none; }
[data-concept="modern"] .service-capability:hover { transform: none; box-shadow: none; background: transparent; }
[data-concept="modern"] .service-icon {
  grid-column: 1;
  grid-row: 1 / span 2;
  width: 44px;
  height: 44px;
  margin: 1px 0 0;
  border-color: var(--accent);
  border-radius: 50%;
  color: var(--accent);
  background: transparent;
}
[data-concept="modern"] [data-service-row] .service-icon { color: var(--accent); background: transparent; }
[data-concept="modern"] .service-capability h3 {
  grid-column: 2;
  margin: 0;
  color: var(--ink);
  font-size: clamp(21px, 1.85vw, 28px);
  line-height: 1.25;
}
[data-concept="modern"] .service-capability p {
  grid-column: 2;
  max-width: 38ch;
  margin: 11px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}

[data-concept="modern"] .work-feature {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
  box-shadow: none;
}
[data-concept="modern"] .work-feature:hover { box-shadow: 0 18px 36px rgba(20, 20, 20, .08); }
html[data-concept="modern"][data-theme="dark"] .work-feature:hover { box-shadow: 0 18px 36px rgba(0, 0, 0, .28); }
[data-concept="modern"] .classkey-visual,
[data-concept="modern"] .infrastructure-visual { background: #141414; }
[data-concept="modern"] .classkey-visual img { filter: grayscale(1) contrast(1.18) brightness(1.3); }
[data-concept="modern"] .security-visual { background: #f7f6f2; color: #141414; }
html[data-concept="modern"][data-theme="dark"] .security-visual { background: #242424; color: #f7f5f1; }
[data-concept="modern"] .security-visual span { background: transparent; color: currentColor; }
[data-concept="modern"] .security-visual strong:nth-child(2) { color: var(--accent); }
[data-concept="modern"] footer { background: #141414; color: #ffffff; }
[data-concept="modern"] footer p { color: rgba(255, 255, 255, .7); }

@media (max-width: 820px) {
  [data-concept="modern"] .hero {
    width: min(92vw, 680px);
    min-height: calc(74svh - 84px);
    padding: 92px 0 88px;
    display: grid;
  }
  [data-concept="modern"] .service-list { grid-template-columns: 1fr; gap: 0; }
}
@media (max-width: 560px) {
  [data-concept="modern"] .hero { min-height: calc(72svh - 84px); padding: 72px 0 76px; }
  [data-concept="modern"] .hero-copy h1 { font-size: clamp(43px, 11.5vw, 54px); }
  [data-concept="modern"] .hero-copy p { margin-top: 24px; }
  [data-concept="modern"] .service-capability { grid-template-columns: 44px minmax(0, 1fr); column-gap: 16px; padding: 28px 0 30px; }
}

/* The Hero balances its promise with a factual service index, not decoration. */
@media (min-width: 821px) {
  [data-concept="modern"] .hero {
    min-height: calc(68svh - 84px);
    padding-top: clamp(72px, 8vw, 118px);
    padding-bottom: clamp(72px, 8vw, 118px);
    grid-template-columns: minmax(0, 620px) minmax(360px, 430px);
    justify-content: space-between;
    column-gap: clamp(44px, 8vw, 130px);
  }
  [data-concept="modern"] .hero-copy h1 { font-size: clamp(54px, 5.5vw, 86px); }
  [data-concept="modern"] .modern-stage {
    position: relative;
    width: 100%;
    height: auto;
    min-height: 0;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-self: center;
    column-gap: 32px;
    border-top: 1px solid var(--line-strong);
  }
  [data-concept="modern"] .hero-service-item {
    min-height: 92px;
    display: flex;
    align-items: center;
    gap: 15px;
    border-bottom: 1px solid var(--line);
    color: var(--ink);
    font-size: clamp(16px, 1.24vw, 19px);
    font-weight: 700;
  }
  [data-concept="modern"] .hero-service-icon {
    width: 34px;
    height: 34px;
    flex: 0 0 34px;
    display: grid;
    place-items: center;
    color: var(--accent);
  }
  [data-concept="modern"] .hero-service-icon svg {
    width: 29px;
    height: 29px;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
  }
}
@media (max-width: 820px) {
  [data-concept="modern"] .modern-stage { display: none; }
}

/* Modern Hero — a single, centered brand moment rather than a service menu. */
[data-concept="modern"] .hero {
  width: 100%;
  max-width: none;
  min-height: calc(100svh - 84px);
  margin: 0;
  padding: clamp(54px, 6vw, 90px) max(24px, 4vw);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  place-items: center;
  background: #171717;
  color: #fff;
  overflow: hidden;
  isolation: isolate;
}
html[data-concept="modern"][data-theme="dark"] .hero { background: #0f0f0f; }
[data-concept="modern"] .hero::before { content: none; }
[data-concept="modern"] .hero-copy {
  position: relative;
  z-index: 2;
  width: min(100%, 920px);
  max-width: 920px;
  text-align: center;
  color: #fff;
}
[data-concept="modern"] .hero-copy h1 {
  max-width: 900px;
  margin: 0 auto;
  color: #fff;
  font-size: clamp(50px, 5vw, 84px);
  line-height: 1.08;
}
html[lang="en"][data-concept="modern"] .hero-copy h1 { font-size: clamp(44px, 4.6vw, 76px); }
[data-concept="modern"] .hero-copy p {
  max-width: 620px;
  margin: 27px auto 0;
  color: rgba(255, 255, 255, .76);
  font-size: clamp(16px, 1.2vw, 19px);
  line-height: 1.8;
}
[data-concept="modern"] .hero-actions { justify-content: center; margin-top: 34px; }
[data-concept="modern"] .primary-action { background: #fff; color: #171717; }
[data-concept="modern"] .primary-action:hover { background: var(--accent); color: #fff; }
[data-concept="modern"] .text-action { color: #fff; border-color: rgba(255, 255, 255, .44); }
[data-concept="modern"] .text-action span:last-child { color: var(--accent); }
[data-concept="modern"] .modern-stage {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: block;
  width: auto;
  height: auto;
  min-height: 0;
  border: 0;
  align-self: stretch;
  justify-self: stretch;
  pointer-events: none;
}
[data-concept="modern"] .hero-signal {
  position: absolute;
  display: block;
  aspect-ratio: 1;
  border: 1px solid rgba(241, 90, 36, .34);
  border-radius: 50%;
}
[data-concept="modern"] .hero-signal-a { width: clamp(172px, 17vw, 300px); top: 10%; left: 9%; }
[data-concept="modern"] .hero-signal-b { width: clamp(230px, 23vw, 390px); top: 20%; right: 8%; border-color: rgba(255, 255, 255, .14); }
[data-concept="modern"] .hero-signal-c { width: clamp(150px, 13vw, 240px); right: 16%; bottom: 8%; }
[data-concept="modern"] .hero-signal-d { width: clamp(92px, 8vw, 148px); bottom: 10%; left: 25%; border-color: rgba(255, 255, 255, .14); }
[data-concept="modern"] .hero-node {
  position: absolute;
  display: block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 5px rgba(241, 90, 36, .12);
}
[data-concept="modern"] .hero-node-a { top: 17%; left: 34%; }
[data-concept="modern"] .hero-node-b { top: 14%; right: 25%; }
[data-concept="modern"] .hero-node-c { bottom: 17%; left: 19%; }
[data-concept="modern"] .hero-node-d { right: 8%; bottom: 26%; }

@media (max-width: 820px) {
  [data-concept="modern"] .hero {
    width: 100%;
    min-height: calc(100svh - 76px);
    padding: 58px 22px;
  }
  [data-concept="modern"] .hero-copy h1 { font-size: clamp(43px, 11.5vw, 58px); }
  [data-concept="modern"] .hero-copy p { margin-top: 22px; line-height: 1.75; }
  [data-concept="modern"] .hero-signal-a { left: -23%; top: 9%; }
  [data-concept="modern"] .hero-signal-b { top: 13%; right: -33%; }
  [data-concept="modern"] .hero-signal-c { right: -16%; bottom: 9%; }
  [data-concept="modern"] .hero-signal-d { bottom: 11%; left: 10%; }
  [data-concept="modern"] .hero-node-a { top: 20%; left: 21%; }
  [data-concept="modern"] .hero-node-b { top: 13%; right: 17%; }
  [data-concept="modern"] .hero-node-c { bottom: 22%; left: 20%; }
  [data-concept="modern"] .hero-node-d { right: 11%; bottom: 18%; }
}

/* Final precision-light composition. Kept last to retire earlier concept studies. */
html[data-concept="modern"] .hero {
  position: relative;
  width: 100%;
  max-width: none;
  min-height: calc(100svh - 84px);
  margin: 0;
  padding: clamp(72px, 8vw, 118px) max(24px, 5vw);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  place-items: center;
  overflow: hidden;
  isolation: isolate;
  background: #fbfbf9;
  color: #151515;
}
html[data-concept="modern"] .hero::before { content: none; }
html[data-concept="modern"][data-theme="dark"] .hero { background: #111; color: #f7f5f1; }
html[data-concept="modern"] .hero-copy { position: relative; z-index: 3; width: min(100%, 1100px); max-width: 1100px; text-align: center; color: #151515; }
html[data-concept="modern"] .hero-copy h1 { max-width: 1100px; margin: 0 auto; color: #151515; font-size: clamp(44px, 4.2vw, 64px); line-height: 1.08; letter-spacing: -.035em; }
html[data-concept="modern"] .hero-copy h1 span { color: #151515; }
html[data-concept="modern"][data-theme="dark"] .hero-copy,
html[data-concept="modern"][data-theme="dark"] .hero-copy h1,
html[data-concept="modern"][data-theme="dark"] .hero-copy h1 span { color: #f7f5f1; }
html[lang="en"][data-concept="modern"] .hero-copy h1 { font-size: clamp(42px, 4vw, 60px); }
html[data-concept="modern"] .hero-copy p { max-width: 620px; margin: 28px auto 0; color: #625f5b; font-size: clamp(16px, 1.2vw, 19px); line-height: 1.78; }
html[data-concept="modern"][data-theme="dark"] .hero-copy p { color: #bbb6b0; }
html[data-concept="modern"] .hero-actions { justify-content: center; margin-top: 36px; }
html[data-concept="modern"] .primary-action { background: #151515; color: #fff; }
html[data-concept="modern"] .primary-action:hover { background: var(--accent); color: #fff; }
html[data-concept="modern"] .text-action { color: currentColor; border-color: rgba(21,21,21,.42); }
html[data-concept="modern"][data-theme="dark"] .text-action { border-color: rgba(255,255,255,.42); }
html[data-concept="modern"] .modern-stage {
  position: absolute;
  inset: clamp(28px, 4vw, 62px);
  z-index: 1;
  width: auto;
  height: auto;
  min-height: 0;
  margin: 0;
  display: block;
  align-self: stretch;
  justify-self: stretch;
  border: 0;
  pointer-events: none;
}
html[data-concept="modern"] .company-profile {
  width: min(90vw, 1180px);
  margin: 0 auto;
  padding: clamp(104px, 10vw, 152px) 0 clamp(96px, 9vw, 138px);
  display: grid;
  grid-template-columns: minmax(0, .88fr) minmax(420px, 1.12fr);
  gap: clamp(66px, 9vw, 132px);
  background: #fff;
  color: var(--ink);
}
html[data-concept="modern"][data-theme="dark"] .company-profile { background: #171717; }
html[data-concept="modern"] .profile-copy { width: auto; max-width: none; margin: 0; display: block; align-self: start; }
html[data-concept="modern"] .profile-copy h2 { max-width: 560px; font-size: clamp(42px, 4vw, 62px); line-height: 1.08; letter-spacing: -.035em; }
html[data-concept="modern"] .profile-copy > p { max-width: 550px; margin-top: 28px; color: var(--muted); font-size: 16px; line-height: 1.85; }
html[data-concept="modern"] .profile-disciplines { width: auto; max-width: none; margin: 0; display: grid; grid-template-columns: 1fr; border-top: 1px solid var(--line-strong); border-bottom: 0; }
html[data-concept="modern"] .profile-disciplines article,
html[data-concept="modern"] .profile-disciplines article:first-child,
html[data-concept="modern"] .profile-disciplines article:last-child {
  min-height: 146px;
  display: grid;
  grid-template-columns: 50px minmax(0, 1fr);
  grid-template-rows: auto auto;
  column-gap: 22px;
  align-content: center;
  padding: 25px 0;
  border-right: 0;
  border-bottom: 1px solid var(--line);
}
html[data-concept="modern"] .profile-disciplines h3 { grid-column: 2; font-size: clamp(23px,2vw,29px); }
html[data-concept="modern"] .profile-disciplines p { grid-column: 2; margin-top: 10px; color: var(--muted); }
html[data-concept="modern"] .featured-work { width: 100%; max-width: none; padding: clamp(96px,10vw,148px) max(5vw,24px) clamp(104px,10vw,154px); background: #f4f4f1; }
html[data-concept="modern"][data-theme="dark"] .featured-work { background: #111; }
html[data-concept="modern"] .work-heading { width: min(100%,1180px); max-width: 1180px; margin: 0 auto; display: grid; grid-template-columns: minmax(0,1fr) minmax(340px,.62fr); gap: 70px; align-items: end; text-align: left; }
html[data-concept="modern"] .work-heading h2 { font-size: clamp(48px,5vw,74px); line-height: 1; }
html[data-concept="modern"] .work-heading p { max-width: 520px; margin: 0; color: var(--muted); }
html[data-concept="modern"] .work-grid { width: min(100%,1180px); max-width: 1180px; margin: clamp(48px,6vw,76px) auto 0; display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 22px; }
html[data-concept="modern"] .work-feature { overflow: hidden; border: 0; border-radius: 14px; background: var(--surface); box-shadow: 0 18px 42px rgba(21,21,21,.08); }
html[data-concept="modern"] .work-classkey { grid-column: 1 / -1; grid-template-columns: minmax(380px,.92fr) minmax(0,1.08fr); min-height: 430px; }
html[data-concept="modern"] .work-security,
html[data-concept="modern"] .work-infrastructure { grid-template-columns: 1fr; grid-template-rows: 230px auto; min-height: 0; }
html[data-concept="modern"] .work-security { grid-column: 1; grid-row: auto; }
html[data-concept="modern"] .work-infrastructure { grid-column: 2; grid-row: auto; }
html[data-concept="modern"] .work-security .case-visual,
html[data-concept="modern"] .work-infrastructure .case-visual { grid-column: 1; grid-row: 1; min-height: 230px; }
html[data-concept="modern"] .work-security .work-copy,
html[data-concept="modern"] .work-infrastructure .work-copy { grid-column: 1; grid-row: 2; padding: 34px 36px 40px; }
html[data-concept="modern"] .services { width: 100%; max-width: none; padding: clamp(98px,10vw,150px) max(5vw,24px) clamp(106px,10vw,156px); background: #fff; }
html[data-concept="modern"][data-theme="dark"] .services { background: #171717; }
html[data-concept="modern"] .services-layout { width: min(100%,1180px); max-width: 1180px; margin: 0 auto; }
html[data-concept="modern"] .section-intro { max-width: 720px; margin: 0; padding: 0; text-align: left; }
html[data-concept="modern"] .section-intro h2 { font-size: clamp(48px,5vw,74px); line-height: 1; }
html[data-concept="modern"] .section-intro p { max-width: 620px; margin: 22px 0 0; color: var(--muted); }
html[data-concept="modern"] .service-list { margin-top: clamp(52px,6vw,78px); display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 0; border-top: 1px solid var(--line-strong); }
html[data-concept="modern"] .service-list .service-group,
html[data-concept="modern"] .service-list .service-group:nth-child(2),
html[data-concept="modern"] .service-list .service-group:nth-child(3) { width: auto; margin: 0; display: block; padding: 0 clamp(24px,3vw,42px); border-left: 1px solid var(--line); }
html[data-concept="modern"] .service-list .service-group:first-child { padding-left: 0; border-left: 0; }
html[data-concept="modern"] .service-list .service-group:last-child { padding-right: 0; }
html[data-concept="modern"] .service-list .service-group::before { content: none; }
html[data-concept="modern"] .service-capability { min-height: 205px; display: grid; grid-template-columns: 44px minmax(0,1fr); grid-template-rows: auto auto; column-gap: 18px; align-content: start; padding: 34px 0 30px; overflow: visible; border: 0; border-bottom: 1px solid var(--line); border-radius: 0; background: transparent; box-shadow: none; }
html[data-concept="modern"] .service-capability::before { content: none; }
html[data-concept="modern"] .service-capability:hover { transform: none; box-shadow: none; }
html[data-concept="modern"] .service-icon { grid-column: 1; grid-row: 1 / span 2; width: 40px; height: 40px; margin: 0; border: 0; border-radius: 0; color: var(--accent); background: transparent; }
html[data-concept="modern"] [data-service-row] .service-icon { color: var(--accent); background: transparent; }
html[data-concept="modern"] .service-icon svg { width: 31px; height: 31px; }
html[data-concept="modern"] .service-capability h3 { grid-column: 2; margin: 0; font-size: clamp(21px,1.8vw,27px); line-height: 1.28; }
html[data-concept="modern"] .service-capability p { grid-column: 2; max-width: 34ch; margin: 12px 0 0; color: var(--muted); font-size: 14px; line-height: 1.75; }
html[data-concept="modern"] .contact { width: min(90vw,1180px); margin: clamp(72px,8vw,116px) auto; padding: 54px 0 44px; border-top: 2px solid var(--accent); border-bottom: 1px solid var(--line-strong); }

/* Product imagery keeps its own identity inside the restrained corporate palette. */
html[data-concept="modern"] .classkey-visual { background: #100022; }
html[data-concept="modern"] .classkey-visual img {
  width: min(42%, 220px);
  filter: none;
}

html.js[data-concept="modern"] .hero-frame-corner {
  opacity: 0;
  transform: scale(.72);
  will-change: transform, opacity;
}
html.js[data-concept="modern"] .hero-axis-x { transform: scaleX(0); will-change: transform; }
html.js[data-concept="modern"] .hero-axis-y { transform: scaleY(0); will-change: transform; }
html.js[data-concept="modern"] .hero-pulse { opacity: 0; transform: translateX(0); will-change: transform, opacity; }
html[data-concept="modern"] .classkey-visual strong { color: #fff; }
html[data-concept="modern"] .classkey-visual span { color: rgba(255,255,255,.72); }

/* This case visual stays deliberately dark in both themes. */
html[data-concept="modern"] .infrastructure-visual,
html[data-concept="modern"][data-theme="dark"] .infrastructure-visual {
  background: #141414;
  color: #f7f5f1;
}
html[data-concept="modern"] .infrastructure-visual span,
html[data-concept="modern"][data-theme="dark"] .infrastructure-visual span {
  background: transparent;
  color: rgba(247, 245, 241, .78);
}

@media (max-width: 820px) {
  html[data-concept="modern"] .hero { width: 100%; min-height: calc(100svh - 72px); padding: 64px 22px; }
  html[data-concept="modern"] .hero-copy h1 { font-size: clamp(34px,5.6vw,44px); }
  html[data-concept="modern"] .modern-stage { inset: 24px 18px; display: block; margin: 0; }
  html[data-concept="modern"] .company-profile { width: min(90vw,680px); grid-template-columns: 1fr; gap: 52px; }
  html[data-concept="modern"] .work-heading { grid-template-columns: 1fr; gap: 24px; }
  html[data-concept="modern"] .work-grid { grid-template-columns: 1fr; }
  html[data-concept="modern"] .work-classkey { grid-column: 1; grid-template-columns: 1fr; grid-template-rows: 250px auto; min-height: 0; }
  html[data-concept="modern"] .work-classkey .classkey-visual { grid-column: 1; grid-row: 1; min-height: 250px; }
  html[data-concept="modern"] .work-classkey .work-copy { grid-column: 1; grid-row: 2; padding: 34px 32px 40px; }
  html[data-concept="modern"] .work-security,
  html[data-concept="modern"] .work-infrastructure { grid-column: 1; }
  html[data-concept="modern"] .service-list { grid-template-columns: 1fr; }
  html[data-concept="modern"] .service-list .service-group,
  html[data-concept="modern"] .service-list .service-group:nth-child(2),
  html[data-concept="modern"] .service-list .service-group:nth-child(3) { padding: 0; border-left: 0; }
  html[data-concept="modern"] .service-capability { min-height: 0; padding: 28px 0 30px; }
}

@media (prefers-reduced-motion: reduce) {
  html.js[data-concept="modern"] .hero-frame-corner,
  html.js[data-concept="modern"] .hero-pulse { opacity: 1; transform: none; will-change: auto; }
  html.js[data-concept="modern"] .hero-axis-x,
  html.js[data-concept="modern"] .hero-axis-y { transform: none; will-change: auto; }
}

@media (max-width: 560px) {
  html[data-concept="modern"] .hero { min-height: calc(100svh - 72px); padding: 54px 20px; }
  html[data-concept="modern"] .hero-copy h1 { font-size: clamp(21px,6vw,27px); line-height: 1.15; }
  html[lang="en"][data-concept="modern"] .hero-copy h1 { font-size: 22px; }
  html[lang="en"][data-concept="modern"] .hero-copy h1 span { white-space: nowrap; }
  html[data-concept="modern"] .hero-copy p { margin-top: 22px; font-size: 15px; }
  html[data-concept="modern"] .hero-actions { display: flex; flex-direction: row; flex-wrap: wrap; align-items: center; justify-content: center; gap: 16px 20px; }
  html[data-concept="modern"] .hero-actions .primary-action,
  html[data-concept="modern"] .hero-actions .text-action { width: auto; }
  html[data-concept="modern"] .company-profile { width: calc(100% - 32px); padding-top: 76px; padding-bottom: 82px; }
  html[data-concept="modern"] .profile-copy h2 { font-size: 38px; }
  html[data-concept="modern"] .featured-work,
  html[data-concept="modern"] .services { padding: 76px 16px 84px; }
  html[data-concept="modern"] .work-heading h2,
  html[data-concept="modern"] .section-intro h2 { font-size: 42px; }
  html[data-concept="modern"] .work-security .work-copy,
  html[data-concept="modern"] .work-infrastructure .work-copy,
  html[data-concept="modern"] .work-classkey .work-copy { padding: 28px 22px 34px; }
  html[data-concept="modern"] .work-classkey .classkey-visual img {
    width: 104px;
    height: 104px;
    max-width: none;
    left: 20px;
    object-fit: contain;
    aspect-ratio: 1;
  }
  html[data-concept="modern"] .work-classkey:hover .classkey-visual img {
    transform: translateY(-50%);
  }
  html[data-concept="modern"] .contact { width: calc(100% - 32px); padding-top: 40px; }
}

/* Official horizontal brand lockup: symbol plus wordmark, used only in identity positions. */
html[data-concept="modern"] .brand,
html[data-concept="modern"] .footer-brand {
  width: auto;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
html[data-concept="modern"] .brand .brand-mark { width: 36px; height: 36px; flex: 0 0 36px; }
html[data-concept="modern"] .brand .brand-wordmark { width: 116px; height: auto; flex: 0 0 116px; }
html[data-concept="modern"] .footer-brand .brand-mark { width: 42px; height: 42px; flex: 0 0 42px; }
html[data-concept="modern"] .footer-brand .brand-wordmark { width: 120px; height: auto; flex: 0 0 120px; }

@media (max-width: 560px) {
  html[data-concept="modern"] .brand { gap: 8px; }
  html[data-concept="modern"] .brand .brand-mark { width: 30px; height: 30px; flex-basis: 30px; }
  html[data-concept="modern"] .brand .brand-wordmark { width: 96px; flex-basis: 96px; }
}

@media (max-width: 360px) {
  html[data-concept="modern"] .brand { gap: 6px; }
  html[data-concept="modern"] .brand .brand-mark { width: 28px; height: 28px; flex-basis: 28px; }
  html[data-concept="modern"] .brand .brand-wordmark { width: 86px; flex-basis: 86px; }
}

/* Modern theme QA lock — final authority for every shared surface. */
html[data-concept="modern"] body,
html[data-concept="modern"] main {
  background: var(--paper);
  color: var(--ink);
}

html[data-concept="modern"] .site-header {
  border-bottom-color: var(--line);
  background: var(--header-bg);
  color: var(--ink);
}

html[data-concept="modern"] .company-profile,
html[data-concept="modern"] .services,
html[data-concept="modern"] .work-feature {
  background: var(--surface);
  color: var(--ink);
}

html[data-concept="modern"][data-theme="dark"] .hero,
html[data-concept="modern"][data-theme="dark"] .featured-work {
  background: var(--paper);
  color: var(--ink);
}

html[data-concept="modern"][data-theme="dark"] .company-profile,
html[data-concept="modern"][data-theme="dark"] .services {
  background: var(--paper);
}

html[data-concept="modern"][data-theme="dark"] footer {
  background: var(--paper);
}

html[data-concept="modern"][data-theme="dark"] .primary-action,
html[data-concept="modern"][data-theme="dark"] .header-contact {
  background: var(--ink);
  color: var(--paper);
}

html[data-concept="modern"] .contact-links {
  width: min(100%, 390px);
  justify-self: end;
  display: grid;
  border-top: 1px solid var(--line-strong);
}

html[data-concept="modern"] .contact-links a {
  min-height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  border-bottom: 1px solid var(--line);
  font: 700 clamp(16px, 1.35vw, 20px)/1.25 "Yao Plex", "Yao Sans", sans-serif;
  transition: color .22s ease, border-color .22s ease;
}

html[data-concept="modern"] .contact-links a:hover {
  color: var(--accent);
  border-color: var(--accent);
}

html[data-concept="modern"] .contact-links a .link-arrow {
  color: var(--accent);
}

@media (max-width: 820px) {
  html[data-concept="modern"] .contact-links { justify-self: start; width: min(100%, 420px); }
}

/* Restrained radius system: soften interaction and content surfaces while
   preserving the square editorial grid, rules, and Hero geometry. */
html[data-concept="modern"] .icon-button,
html[data-concept="modern"] .language-toggle,
html[data-concept="modern"] .header-contact,
html[data-concept="modern"] .primary-action,
html[data-concept="modern"] .mobile-menu-toggle,
html[data-concept="modern"] .mobile-nav-contact {
  border-radius: var(--radius-control);
}

html[data-concept="modern"] .work-feature {
  border-radius: var(--radius-card);
}

html[data-concept="modern"] .discipline-icon,
html[data-concept="modern"] .service-icon {
  border: 1px solid color-mix(in srgb, var(--accent) 24%, transparent);
  border-radius: var(--radius-icon);
  background: color-mix(in srgb, var(--accent) 7%, transparent);
}

html[data-concept="modern"] .contact-links {
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
}

html[data-concept="modern"] .contact-links a {
  padding: 0 16px;
}

html[data-concept="modern"] .contact-links a:last-child {
  border-bottom: 0;
}

html[data-concept="modern"] .profile-detail-link,
html[data-concept="modern"] .service-detail-link {
  width: fit-content;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  border-bottom: 1px solid var(--line-strong);
  font-size: 13px;
  font-weight: 700;
  transition: color .2s ease, border-color .2s ease;
}

html[data-concept="modern"] .profile-detail-link { margin-top: 28px; }
html[data-concept="modern"] .service-detail-link {
  grid-column: 2;
  justify-self: start;
  margin-top: 8px;
  white-space: nowrap;
  word-break: keep-all;
}
html[data-concept="modern"] .profile-detail-link:hover,
html[data-concept="modern"] .service-detail-link:hover {
  color: var(--accent);
  border-color: var(--accent);
}

html[data-concept="modern"] .profile-detail-link .link-arrow {
  width: 17px;
  color: var(--accent);
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
}

html[data-concept="modern"] .footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 26px;
}

html[data-concept="modern"] .footer-nav a {
  color: var(--muted);
  font-size: 13px;
}

html[data-concept="modern"] .footer-nav a:hover { color: var(--accent); }

@media (max-width: 560px) {
  html[data-concept="modern"] .footer-nav { justify-content: flex-start; }
}