:root {
  color-scheme: light;
  --ink: #101820;
  --paper: #f7f3ec;
  --quiet: #66717c;
  --line: rgba(16, 24, 32, 0.16);
  --blue: #1d5fd1;
  --copper: #b8673a;
  --signal: #2f8f6b;
  --night: #16213a;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--copper);
  outline-offset: 4px;
}

.section-shell,
.site-header {
  width: min(1120px, calc(100% - 48px));
  margin-inline: auto;
}

.site-header {
  position: absolute;
  inset: 0 0 auto;
  z-index: 5;
  height: 82px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  color: #fff;
}

.wordmark {
  font-weight: 800;
  font-size: 1.05rem;
}

.wordmark span {
  color: #e29b63;
}

.main-nav {
  display: flex;
  gap: 30px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.main-nav a {
  opacity: 0.74;
}

.main-nav a:hover {
  opacity: 1;
}

.language-button {
  justify-self: end;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  cursor: pointer;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 800;
  padding: 9px 13px;
}

.hero {
  min-height: 760px;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(310px, 0.92fr);
  align-items: center;
  gap: 64px;
  padding: 142px max(24px, calc((100vw - 1120px) / 2)) 78px;
  background:
    linear-gradient(110deg, rgba(16, 24, 32, 0.97), rgba(22, 33, 58, 0.9)),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.08) 0 1px, transparent 1px 80px),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.06) 0 1px, transparent 1px 80px);
  color: #fff;
  overflow: hidden;
}

.hero-content {
  order: 1;
}

.hero-visual {
  order: 2;
}

.eyebrow,
.section-index {
  margin: 0;
  color: var(--copper);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 780px;
  margin: 28px 0 0;
  font-size: clamp(3.1rem, 7vw, 6.4rem);
  font-weight: 650;
  line-height: 0.97;
}

.hero-summary {
  max-width: 690px;
  margin: 32px 0 0;
  color: rgba(255, 255, 255, 0.74);
  font-size: clamp(1.03rem, 1.45vw, 1.22rem);
  line-height: 1.72;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-top: 40px;
}

.primary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: var(--blue);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 780;
  padding: 14px 18px;
}

.text-link {
  color: rgba(255, 255, 255, 0.78);
  font-weight: 700;
}

.signal-board {
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(10, 18, 30, 0.64);
  padding: 24px;
  box-shadow: 0 26px 90px rgba(0, 0, 0, 0.28);
}

.signal-board__top,
.signal-board__axis {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  color: #a9c3ff;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.signal-board__map {
  min-height: 260px;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 10px;
  margin: 54px 0;
}

.signal-board__map span {
  min-height: 220px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: linear-gradient(180deg, rgba(47, 143, 107, 0.72), rgba(184, 103, 58, 0.55));
}

.signal-board__map span:nth-child(2n) {
  transform: translateY(26px);
  background: linear-gradient(180deg, rgba(29, 95, 209, 0.7), rgba(47, 143, 107, 0.45));
}

.signal-board__axis strong {
  color: #e29b63;
}

.expertise-section,
.contact-section {
  padding-block: 112px;
}

.section-heading,
.expertise-item,
.approach-grid {
  display: grid;
  grid-template-columns: 0.58fr 1.42fr 1fr;
  gap: 48px;
}

.section-heading {
  margin-top: 24px;
}

h2 {
  margin: 0;
  font-size: clamp(2.35rem, 4.4vw, 4.6rem);
  font-weight: 630;
  line-height: 1.04;
}

.section-heading p,
.expertise-item p,
.approach-grid p {
  margin: 0;
  color: var(--quiet);
  line-height: 1.72;
}

.expertise-list {
  margin-top: 84px;
  border-top: 1px solid var(--line);
}

.expertise-item {
  padding: 42px 0;
  border-bottom: 1px solid var(--line);
}

.expertise-item span {
  color: var(--quiet);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.78rem;
}

.expertise-item h3 {
  margin: 0;
  font-size: clamp(1.65rem, 2.7vw, 2.65rem);
  font-weight: 620;
  line-height: 1.15;
}

.approach-section {
  padding-block: 112px;
  background: var(--night);
  color: #fff;
}

.approach-grid .section-index {
  color: #e29b63;
}

.approach-grid p {
  margin-top: 30px;
  color: rgba(255, 255, 255, 0.66);
}

.principle-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
}

.principle-list li {
  padding: 19px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  font-size: 1.08rem;
  font-weight: 720;
}

.contact-section h2 {
  max-width: 840px;
  margin: 24px 0 36px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding-block: 28px;
  border-top: 1px solid var(--line);
  color: var(--quiet);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.72rem;
  text-transform: uppercase;
}

@media (max-width: 900px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .main-nav {
    display: none;
  }

  .hero,
  .section-heading,
  .expertise-item,
  .approach-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    gap: 56px;
  }

  .hero-content {
    order: 1;
  }

  .hero-visual {
    order: 2;
    max-width: 560px;
  }

  .expertise-item,
  .approach-grid {
    gap: 24px;
  }
}

@media (max-width: 720px) {
  .section-shell,
  .site-header {
    width: min(100% - 32px, 1120px);
  }

  .site-header {
    height: 72px;
  }

  .hero {
    padding: 116px 16px 66px;
  }

  h1 {
    font-size: clamp(2.9rem, 13vw, 4.15rem);
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .signal-board {
    padding: 18px;
  }

  .signal-board__map {
    min-height: 180px;
    margin: 36px 0;
  }

  .signal-board__map span {
    min-height: 160px;
  }

  .expertise-section,
  .contact-section,
  .approach-section {
    padding-block: 78px;
  }

  .expertise-list {
    margin-top: 56px;
  }

  .site-footer {
    flex-direction: column;
  }
}

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