*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}

body {
  min-height: 100dvh;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-body);
  background-color: var(--bg);
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 32px 32px;
  user-select: none;
  -webkit-user-select: none;
}

::selection {
  color: inherit;
  background: transparent;
}

* {
  scrollbar-width: thin;
  scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-track);
}

*::-webkit-scrollbar {
  width: var(--space-2);
  height: var(--space-2);
}

*::-webkit-scrollbar-track {
  background: var(--scrollbar-track);
}

*::-webkit-scrollbar-thumb {
  background: var(--scrollbar-thumb);
  border: var(--space-1) solid var(--scrollbar-track);
  border-radius: var(--radius-sm);
}

a {
  color: inherit;
  text-decoration: none;
}

:where(a, button):focus-visible {
  outline: 2px solid var(--brand-accent);
  outline-offset: 3px;
}

.icon {
  display: block;
  flex-shrink: 0;
}

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: var(--space-5);
  min-height: 57px;
  padding: var(--space-3) var(--space-5);
  background: var(--surface-header);
  border-top: 1px solid var(--edge-light);
  border-bottom: var(--border-hairline);
}

.wordmark {
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: var(--text-base);
  font-weight: var(--font-weight-medium);
  line-height: 1;
  letter-spacing: var(--tracking-wordmark);
}

.wordmark span {
  color: var(--brand-accent);
}

.header-nav {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-inline-start: auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--size-tool);
  padding: 0 var(--space-3);
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-medium);
  white-space: nowrap;
  background: var(--surface-2);
  border: var(--border-hairline);
  border-top: 1px solid var(--edge-light);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition:
    color var(--dur-fast) var(--ease),
    background var(--dur-fast) var(--ease),
    transform var(--dur-fast) var(--ease);
}

.btn:hover {
  color: var(--text-primary);
  background: var(--surface-3);
}

.btn:active {
  transform: scale(0.98);
}

.btn-icon {
  width: var(--size-tool);
  min-width: var(--size-tool);
  padding: 0;
}

.btn-nav,
.btn-login {
  width: 96px;
  padding-right: var(--space-2);
  padding-left: var(--space-2);
  overflow: hidden;
  text-overflow: ellipsis;
}

#language-toggle {
  position: relative;
}

#language-toggle::after {
  content: attr(data-lang);
  position: absolute;
  inset-inline-end: 2px;
  bottom: 1px;
  color: var(--brand-accent);
  font-family: var(--font-mono);
  font-size: 6px;
  line-height: 1;
  letter-spacing: -0.04em;
}

.shell {
  width: min(1180px, calc(100% - var(--space-8) * 2));
  margin: 0 auto;
  background: var(--bg);
  border-right: var(--border-hairline);
  border-left: var(--border-hairline);
}

.hero {
  position: relative;
  min-height: 650px;
  padding: 112px var(--space-8) 96px;
  overflow: hidden;
  border-bottom: var(--border-hairline);
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  inset-inline-end: 0;
  width: 256px;
  height: 256px;
  opacity: 0.7;
  background-image:
    linear-gradient(45deg, var(--pixel-accent) 25%, transparent 25%),
    linear-gradient(-45deg, var(--pixel-accent) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, var(--pixel-accent) 75%),
    linear-gradient(-45deg, transparent 75%, var(--pixel-accent) 75%);
  background-position: 0 0, 0 8px, 8px -8px, -8px 0;
  background-size: 16px 16px;
  mask-image: linear-gradient(225deg, black, transparent 72%);
  pointer-events: none;
}

html[dir="rtl"] .hero::before {
  mask-image: linear-gradient(135deg, black, transparent 72%);
}

.hero::after {
  content: "";
  position: absolute;
  top: 42%;
  left: 0;
  width: 100%;
  height: 2px;
  opacity: 0;
  background: repeating-linear-gradient(
    90deg,
    transparent 0 31px,
    var(--brand-accent) 31px 34px,
    transparent 34px 91px
  );
  pointer-events: none;
  animation: raster-skip 13s steps(1, end) infinite;
}

.kicker,
.section-label,
.service-index {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-medium);
  line-height: var(--line-height-tight);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

.kicker,
.section-label {
  color: var(--text-secondary);
}

.kicker {
  margin-bottom: var(--space-6);
}

.hero h1 {
  position: relative;
  z-index: 1;
  max-width: 980px;
  font-family: var(--font-display);
  font-size: clamp(40px, 5.6vw, 72px);
  font-weight: var(--font-weight-bold);
  line-height: 1.02;
  letter-spacing: -0.03em;
  animation: signal-shift 11s steps(1, end) infinite;
}

.hero-lede {
  max-width: 680px;
  margin-top: var(--space-6);
  color: var(--text-secondary);
  font-size: var(--text-md);
}

.hero-action {
  margin-top: var(--space-6);
}

.pixel-rail {
  display: flex;
  gap: var(--space-1);
  margin-top: var(--space-8);
}

.pixel-rail span {
  width: 6px;
  height: 6px;
  background: var(--hairline);
  animation: pixel-flicker 7s steps(1, end) infinite;
}

.pixel-rail span:nth-child(1),
.pixel-rail span:nth-child(2),
.pixel-rail span:nth-child(5),
.pixel-rail span:nth-child(8) {
  background: var(--brand-accent);
}

.pixel-rail span:nth-child(2) { animation-delay: -1.1s; }
.pixel-rail span:nth-child(3) { animation-delay: -3.8s; }
.pixel-rail span:nth-child(4) { animation-delay: -2.3s; }
.pixel-rail span:nth-child(5) { animation-delay: -5.4s; }
.pixel-rail span:nth-child(6) { animation-delay: -0.7s; }
.pixel-rail span:nth-child(7) { animation-delay: -4.5s; }
.pixel-rail span:nth-child(8) { animation-delay: -2.9s; }

@keyframes signal-shift {
  0%, 91.9%, 93.4%, 97.2%, 100% {
    transform: translate(0);
    text-shadow: none;
  }
  92% {
    transform: translateX(1px);
    text-shadow: -1px 0 var(--brand-accent);
  }
  92.4% {
    transform: translateX(-1px);
    text-shadow: 1px 0 var(--hairline);
  }
  97.3% {
    transform: translateY(1px);
    text-shadow: 1px 0 var(--brand-accent);
  }
}

@keyframes raster-skip {
  0%, 48.9%, 49.5%, 83.9%, 84.4%, 100% {
    opacity: 0;
    transform: translateX(0);
  }
  49% {
    opacity: 0.16;
    transform: translateX(8px);
  }
  49.3% {
    opacity: 0.08;
    transform: translateX(-5px);
  }
  84% {
    opacity: 0.1;
    transform: translateX(3px);
  }
}

@keyframes pixel-flicker {
  0%, 72%, 74%, 100% { opacity: 1; }
  72.5% { opacity: 0.2; }
  73% { opacity: 0.65; }
}

.section {
  padding: 88px var(--space-8);
  border-bottom: var(--border-hairline);
}

.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-5);
  margin-bottom: var(--space-6);
}

.section-note {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-align: end;
}

.services {
  border-top: var(--border-hairline);
}

.service {
  display: grid;
  grid-template-columns: 80px minmax(230px, 0.8fr) minmax(320px, 1.2fr);
  gap: var(--space-5);
  padding: var(--space-6) 0;
  border-bottom: var(--border-hairline);
}

.service-index {
  color: var(--brand-accent);
}

.service h2 {
  max-width: 15ch;
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 36px);
  font-weight: var(--font-weight-bold);
  line-height: 1.12;
  letter-spacing: -0.03em;
}

.service-copy {
  color: var(--text-secondary);
}

.service-copy ul {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-top: var(--space-5);
  list-style: none;
  border-top: var(--border-hairline);
}

.service-copy li {
  position: relative;
  min-height: 36px;
  padding: var(--space-2);
  padding-inline-start: var(--space-5);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: var(--text-tag);
  border-bottom: var(--border-hairline);
}

.service-copy li:nth-child(odd) {
  border-inline-end: var(--border-hairline);
}

.service-copy li::before {
  content: "";
  position: absolute;
  top: 14px;
  inset-inline-start: var(--space-2);
  width: 5px;
  height: 5px;
  background: var(--brand-accent);
}

.stance {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: var(--space-8);
  align-items: start;
}

.stance-copy {
  max-width: 760px;
  color: var(--text-secondary);
  font-size: var(--text-md);
}

.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: end;
}

.contact h2 {
  max-width: 580px;
  font-family: var(--font-display);
  font-size: clamp(32px, 4.5vw, 58px);
  font-weight: var(--font-weight-bold);
  line-height: 1.04;
  letter-spacing: -0.03em;
}

.contact-list {
  border-top: var(--border-hairline);
}

.contact-row {
  display: grid;
  grid-template-columns: 80px 1fr 20px;
  align-items: center;
  min-height: 48px;
  border-bottom: var(--border-hairline);
  transition: background var(--dur-fast) var(--ease);
}

.contact-row:hover {
  background: var(--surface-2);
}

.contact-key {
  padding-inline-start: var(--space-2);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: var(--text-tag);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

html[dir="rtl"] .contact-arrow {
  transform: scaleX(-1);
}

.contact-value {
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.contact-arrow {
  color: var(--brand-accent);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: 68px;
  padding: var(--space-5) var(--space-8);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: var(--text-tag);
}

/* ZH is the optical mass reference for CJK locales.
   Brand/chrome stay IBM Plex Mono; body + localized labels use script faces. */
html[lang="zh-Hans"] {
  --font-body: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", sans-serif;
}

html[lang="ja"] {
  --font-body: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", sans-serif;
}

html[lang="th"] {
  --font-body: "Noto Sans Thai", "Thonburi", "Leelawadee UI", sans-serif;
}

html[lang="ar-AE"] {
  --font-body: "Noto Sans Arabic", "Segoe UI", Tahoma, sans-serif;
  --line-height-body: 1.8;
  --tracking-wide: 0;
  --tracking-wider: 0;
  --tracking-wordmark: 0.08em;
}

html[lang="he-IL"] {
  --font-body: "Noto Sans Hebrew", "Arial Hebrew", "David", sans-serif;
  --line-height-body: 1.75;
  --tracking-wide: 0;
  --tracking-wider: 0;
  --tracking-wordmark: 0.08em;
}

html[lang="zh-Hans"] .hero h1,
html[lang="zh-Hans"] .service h2,
html[lang="zh-Hans"] .contact h2 {
  font-family: var(--font-display-zh);
  font-weight: var(--font-weight-black);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

html[lang="ja"] .hero h1,
html[lang="ja"] .service h2,
html[lang="ja"] .contact h2 {
  font-family: var(--font-display-ja);
  font-weight: var(--font-weight-black);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

html[lang="th"] .hero h1,
html[lang="th"] .service h2,
html[lang="th"] .contact h2 {
  font-family: var(--font-display-th);
  font-weight: var(--font-weight-black);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

html[lang="ar-AE"] .hero h1,
html[lang="ar-AE"] .service h2,
html[lang="ar-AE"] .contact h2 {
  font-family: var(--font-display-ar);
  font-weight: var(--font-weight-black);
  line-height: 1.2;
  letter-spacing: 0;
}

html[lang="he-IL"] .hero h1,
html[lang="he-IL"] .service h2,
html[lang="he-IL"] .contact h2 {
  font-family: var(--font-display-he);
  font-weight: var(--font-weight-black);
  line-height: 1.2;
  letter-spacing: 0;
}

html[lang="en"] .hero h1,
html[lang="es"] .hero h1,
html[lang="ru"] .hero h1 {
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.03em;
}

html[lang="zh-Hans"] .kicker,
html[lang="zh-Hans"] .section-label,
html[lang="zh-Hans"] .section-note,
html[lang="ja"] .kicker,
html[lang="ja"] .section-label,
html[lang="ja"] .section-note,
html[lang="th"] .kicker,
html[lang="th"] .section-label,
html[lang="th"] .section-note,
html[lang="he-IL"] .kicker,
html[lang="he-IL"] .section-label,
html[lang="he-IL"] .section-note,
html[lang="ar-AE"] .kicker,
html[lang="ar-AE"] .section-label,
html[lang="ar-AE"] .section-note {
  letter-spacing: 0.04em;
  text-transform: none;
  font-family: var(--font-body);
  font-weight: var(--font-weight-medium);
}

html[lang="he-IL"] .kicker,
html[lang="he-IL"] .section-label,
html[lang="he-IL"] .section-note,
html[lang="he-IL"] .service-index,
html[lang="he-IL"] .contact-key,
html[lang="he-IL"] .service-copy li,
html[lang="he-IL"] .footer,
html[lang="ar-AE"] .kicker,
html[lang="ar-AE"] .section-label,
html[lang="ar-AE"] .section-note,
html[lang="ar-AE"] .service-index,
html[lang="ar-AE"] .contact-key,
html[lang="ar-AE"] .service-copy li,
html[lang="ar-AE"] .footer {
  letter-spacing: 0;
}

@media (max-width: 900px) {
  .shell {
    width: min(100% - var(--space-6) * 2, 1180px);
  }

  .hero {
    min-height: 580px;
  }

  .service {
    grid-template-columns: 56px 1fr;
  }

  .service-copy {
    grid-column: 2;
  }

  .stance,
  .contact {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .header {
    padding: var(--space-2) var(--space-4);
  }

  .header-nav .btn-nav {
    display: none;
  }

  .shell {
    width: calc(100% - var(--space-4) * 2);
  }

  .hero,
  .section {
    padding-right: var(--space-4);
    padding-left: var(--space-4);
  }

  .hero {
    min-height: 540px;
    padding-top: 72px;
    padding-bottom: 64px;
  }

  .hero::before {
    width: 144px;
    height: 144px;
  }

  .hero h1 {
    font-size: clamp(34px, 10vw, 50px);
  }

  .hero-lede {
    font-size: var(--text-sm);
  }

  .section {
    padding-top: 64px;
    padding-bottom: 64px;
  }

  .section-head {
    display: block;
  }

  .section-note {
    margin-top: var(--space-2);
    text-align: start;
  }

  .service {
    grid-template-columns: 36px 1fr;
    gap: var(--space-3);
    padding: var(--space-5) 0;
  }

  .service-copy ul {
    grid-template-columns: 1fr;
  }

  .service-copy li:nth-child(odd) {
    border-inline-end: none;
  }

  .contact {
    gap: var(--space-6);
  }

  .footer {
    flex-direction: column;
    padding-right: var(--space-4);
    padding-left: var(--space-4);
  }
}

@media (max-width: 420px) {
  .header {
    padding: var(--space-2) var(--space-3);
  }

  .shell {
    width: calc(100% - var(--space-3) * 2);
  }

  .hero,
  .section {
    padding-right: var(--space-3);
    padding-left: var(--space-3);
  }

  .hero h1 {
    font-size: 33px;
  }

  .hero-action {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .hero::after,
  .hero h1,
  .pixel-rail span {
    animation: none;
  }
}