:root {
  --ink: #122521;
  --ink-soft: #314641;
  --cream: #f7f0e4;
  --paper: #fffaf1;
  --sand: #d8c4a5;
  --copper: #b2603e;
  --green: #1d6a5b;
  --line: rgba(18, 37, 33, 0.16);
  --shadow: 0 28px 70px rgba(18, 37, 33, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 10%, rgba(178, 96, 62, 0.18), transparent 28rem),
    radial-gradient(circle at 90% 20%, rgba(29, 106, 91, 0.16), transparent 32rem),
    linear-gradient(135deg, var(--cream), #fffdf6 48%, #eef5ef);
  font-family: Georgia, "Times New Roman", serif;
  overflow-x: hidden;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1rem clamp(1rem, 4vw, 4.5rem);
  border-bottom: 1px solid rgba(18, 37, 33, 0.12);
  background: rgba(255, 250, 241, 0.82);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 3rem;
  height: 3rem;
  place-items: center;
  border-radius: 50%;
  color: var(--paper);
  background: var(--ink);
  font: 700 0.82rem/1.1 ui-sans-serif, system-ui, sans-serif;
  letter-spacing: 0.14em;
}

.brand strong {
  display: block;
  font-size: 1.02rem;
  letter-spacing: 0.03em;
}

.brand small,
.eyebrow,
.signal-kicker,
.portfolio-card span,
.contact-link span {
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.brand small {
  display: block;
  color: var(--ink-soft);
  font-size: 0.68rem;
}

nav {
  display: flex;
  gap: clamp(0.75rem, 2vw, 1.6rem);
  font: 700 0.78rem/1 ui-sans-serif, system-ui, sans-serif;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

nav a {
  text-decoration: none;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(20rem, 0.8fr);
  gap: clamp(1.5rem, 4vw, 4.5rem);
  align-items: center;
  min-height: 68vh;
  padding: clamp(3.5rem, 7vw, 6.5rem) clamp(1rem, 5vw, 5.5rem) clamp(3rem, 5vw, 4.5rem);
}

.hero-copy {
  max-width: 64rem;
  min-width: 0;
}

.eyebrow,
.signal-kicker {
  margin: 0 0 1rem;
  color: var(--copper);
  font-size: 0.76rem;
  font-weight: 800;
}

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

h1 {
  max-width: 22ch;
  margin-bottom: 1.35rem;
  font-size: clamp(2.6rem, 4.6vw, 5rem);
  line-height: 0.98;
  letter-spacing: -0.045em;
}

h2 {
  margin-bottom: 1rem;
  font-size: clamp(2rem, 4vw, 4.7rem);
  line-height: 0.95;
  letter-spacing: -0.055em;
}

h3 {
  margin-bottom: 0.7rem;
  font-size: clamp(1.45rem, 2vw, 2rem);
  line-height: 1;
  letter-spacing: -0.035em;
}

.lede {
  max-width: 58rem;
  color: var(--ink-soft);
  font-size: clamp(1.16rem, 1.75vw, 1.52rem);
  line-height: 1.52;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  min-height: 3.25rem;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--ink);
  border-radius: 999px;
  padding: 0 1.25rem;
  font: 800 0.84rem/1 ui-sans-serif, system-ui, sans-serif;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

.button.primary {
  color: var(--paper);
  background: var(--ink);
}

.button.secondary {
  background: rgba(255, 250, 241, 0.42);
}

.signal-card {
  position: relative;
  overflow: hidden;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 2rem;
  padding: clamp(1.4rem, 3vw, 2.3rem);
  background:
    linear-gradient(155deg, rgba(18, 37, 33, 0.94), rgba(29, 106, 91, 0.88)),
    var(--ink);
  color: var(--paper);
  box-shadow: var(--shadow);
}

.signal-card::after {
  position: absolute;
  right: -5rem;
  bottom: -5rem;
  width: 13rem;
  height: 13rem;
  border: 1px solid rgba(255, 250, 241, 0.24);
  border-radius: 50%;
  content: "";
}

.signal-card h2 {
  font-size: clamp(1.75rem, 2.25vw, 2.55rem);
  line-height: 1;
}

.signal-card p {
  color: rgba(255, 250, 241, 0.78);
  font-size: 1.06rem;
  line-height: 1.55;
}

.section {
  padding: clamp(3rem, 7vw, 7rem) clamp(1rem, 5vw, 5.5rem);
}

.section-intro {
  max-width: 68rem;
  margin-bottom: clamp(1.7rem, 4vw, 3.5rem);
}

.section-intro p,
.thesis p,
.contact p {
  color: var(--ink-soft);
  font-size: clamp(1.12rem, 1.7vw, 1.45rem);
  line-height: 1.55;
}

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

.capability-grid article,
.portfolio-card {
  min-height: 17rem;
  border: 1px solid var(--line);
  border-radius: 1.6rem;
  padding: clamp(1.2rem, 2vw, 1.7rem);
  background: rgba(255, 250, 241, 0.7);
  box-shadow: 0 18px 50px rgba(18, 37, 33, 0.08);
}

.capability-grid p,
.portfolio-card p {
  color: var(--ink-soft);
  font-size: 1rem;
  line-height: 1.55;
}

.portfolio-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 19rem;
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.portfolio-card:hover {
  border-color: rgba(178, 96, 62, 0.48);
  box-shadow: 0 24px 55px rgba(18, 37, 33, 0.14);
  transform: translateY(-4px);
}

.portfolio-card span {
  color: var(--green);
  font-size: 0.72rem;
  font-weight: 900;
}

.thesis {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(1.5rem, 5vw, 5rem);
  align-items: start;
  background: rgba(18, 37, 33, 0.06);
  border-block: 1px solid rgba(18, 37, 33, 0.09);
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(18rem, 0.85fr);
  gap: 1.5rem;
  align-items: center;
}

.contact-link {
  display: block;
  border: 1px solid var(--ink);
  border-radius: 1.4rem;
  padding: 1.4rem;
  color: var(--paper);
  background: var(--ink);
  font-size: clamp(1.25rem, 2vw, 1.9rem);
  font-weight: 700;
  text-decoration: none;
  word-break: break-word;
}

.contact-link span {
  display: block;
  margin-bottom: 0.6rem;
  color: var(--sand);
  font-size: 0.72rem;
}

.site-footer {
  display: grid;
  grid-template-columns: minmax(0, 0.4fr) minmax(0, 1fr);
  gap: 1.2rem;
  padding: 1.5rem clamp(1rem, 5vw, 5.5rem) 2rem;
  color: rgba(18, 37, 33, 0.72);
  font: 0.86rem/1.45 ui-sans-serif, system-ui, sans-serif;
}

@media (max-width: 980px) {
  .hero,
  .thesis,
  .contact,
  .site-footer {
    grid-template-columns: minmax(0, 1fr);
  }

  .capability-grid,
  .portfolio-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero {
    min-height: auto;
  }
}

@media (max-width: 640px) {
  main,
  .hero,
  .section,
  .site-header,
  .site-footer {
    max-width: 100vw;
  }

  .site-header {
    position: static;
    align-items: flex-start;
    flex-direction: column;
  }

  nav {
    width: 100%;
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: 1rem 1.35rem;
  }

  .hero {
    display: block;
    padding-top: 3rem;
  }

  .signal-card {
    margin-top: 1.5rem;
  }

  .eyebrow,
  .signal-kicker,
  .portfolio-card span,
  .contact-link span {
    font-size: 0.64rem;
    letter-spacing: 0.12em;
  }

  h1 {
    max-width: 100%;
    font-size: clamp(1.95rem, 8vw, 2.35rem);
    line-height: 1.08;
    letter-spacing: -0.025em;
  }

  h2 {
    font-size: clamp(1.9rem, 10vw, 2.8rem);
  }

  .lede {
    font-size: 1rem;
  }

  .signal-card h2 {
    font-size: clamp(1.45rem, 7.5vw, 2rem);
    line-height: 1.04;
  }

  .button {
    width: 100%;
  }

  .capability-grid,
  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .capability-grid article,
  .portfolio-card {
    min-height: 14rem;
  }
}