:root {
  color-scheme: light;
  --bg: #f5f3ee;
  --paper: #fffdf8;
  --ink: #18232c;
  --muted: #5c6770;
  --line: #d8d0c3;
  --steel: #1f5f78;
  --steel-dark: #153b4b;
  --sand: #e8dcc9;
  --shadow: 0 24px 80px rgba(24, 35, 44, 0.12);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: radial-gradient(circle at top left, #ffffff 0, var(--bg) 36rem);
  color: var(--ink);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 1.5rem;
  align-items: center;
  padding: 1rem clamp(1rem, 4vw, 4rem);
  background: rgba(245, 243, 238, 0.88);
  border-bottom: 1px solid rgba(216, 208, 195, 0.72);
  backdrop-filter: blur(18px);
}

.brand {
  display: flex;
  flex-direction: column;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.brand small {
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

nav {
  display: flex;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.95rem;
}

nav a:hover,
.contact-card a:hover {
  color: var(--steel);
}

.language-switch {
  display: inline-flex;
  padding: 0.2rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
}

.language-switch a {
  padding: 0.35rem 0.6rem;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
}

.language-switch a.active {
  background: var(--steel-dark);
  color: #fff;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(18rem, 0.7fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: end;
  min-height: 78vh;
  padding: clamp(4rem, 10vw, 8rem) clamp(1rem, 4vw, 4rem) clamp(3rem, 7vw, 5rem);
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--steel);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 13ch;
  margin-bottom: 1.5rem;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(3rem, 8vw, 7.4rem);
  line-height: 0.9;
  letter-spacing: -0.075em;
}

h2 {
  margin-bottom: 1rem;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2rem, 5vw, 4.2rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

h3 {
  margin-bottom: 0.75rem;
  font-size: 1.1rem;
}

.lead {
  max-width: 48rem;
  color: var(--muted);
  font-size: clamp(1.1rem, 2vw, 1.45rem);
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.85rem 1.15rem;
  border: 1px solid var(--steel-dark);
  border-radius: 999px;
  font-weight: 800;
}

.button.primary {
  background: var(--steel-dark);
  color: #fff;
}

.button.secondary {
  color: var(--steel-dark);
}

.hero-card {
  display: grid;
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  background: var(--line);
  box-shadow: var(--shadow);
}

.hero-card div {
  padding: 1.25rem;
  background: rgba(255, 253, 248, 0.94);
}

.hero-card strong {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--steel-dark);
  font-size: 1.5rem;
}

.hero-card span,
.card p,
.case-card p,
.client-list span,
.contact p,
.site-footer {
  color: var(--muted);
  line-height: 1.6;
}

.section {
  padding: clamp(3.5rem, 8vw, 7rem) clamp(1rem, 4vw, 4rem);
}

.split {
  display: grid;
  grid-template-columns: minmax(16rem, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(2rem, 5vw, 5rem);
  border-top: 1px solid var(--line);
}

.prose {
  font-size: 1.1rem;
  line-height: 1.8;
}

.section-heading {
  max-width: 58rem;
  margin-bottom: 2rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.card,
.case-card,
.client-list article,
.contact-card {
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  background: rgba(255, 253, 248, 0.78);
}

.card {
  padding: 1.35rem;
}

.dark {
  background: var(--steel-dark);
  color: #fff;
}

.dark .eyebrow,
.dark .case-card span,
.dark .case-card strong {
  color: #8fd4e9;
}

.dark .case-card p {
  color: #d3e0e5;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.case-card {
  padding: 1.4rem;
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.16);
}

.case-card span {
  display: block;
  margin-bottom: 0.8rem;
  font-size: 0.8rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.case-card strong {
  display: block;
  margin-top: 1rem;
}

.client-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
}

.client-list article {
  display: flex;
  min-height: 9rem;
  flex-direction: column;
  gap: 0.65rem;
  padding: 1rem;
}

.client-list strong {
  color: var(--steel-dark);
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.55fr);
  gap: 2rem;
  align-items: start;
  background: var(--sand);
}

.contact-card {
  display: grid;
  gap: 0.8rem;
  padding: 1.4rem;
  background: var(--paper);
  font-weight: 800;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.5rem clamp(1rem, 4vw, 4rem);
  border-top: 1px solid var(--line);
  background: var(--paper);
}

.site-footer span:first-child {
  color: var(--ink);
  font-weight: 900;
}

@media (max-width: 960px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  nav {
    grid-column: 1 / -1;
    overflow-x: auto;
    padding-bottom: 0.1rem;
  }

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

  .cards,
  .case-grid,
  .client-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .site-header {
    gap: 0.8rem;
  }

  nav {
    gap: 0.75rem;
    font-size: 0.88rem;
  }

  h1 {
    font-size: clamp(2.65rem, 18vw, 4.2rem);
  }

  .hero {
    min-height: auto;
    padding-top: 3rem;
  }

  .cards,
  .case-grid,
  .client-list {
    grid-template-columns: 1fr;
  }

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