:root {
  color-scheme: light;
  --ink: #101820;
  --muted: #5c6570;
  --line: #d8dee6;
  --panel: #f5f7fa;
  --blue: #145da0;
  --blue-dark: #0b345f;
  --paper: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.5;
}

a {
  color: inherit;
}

main {
  min-height: 100vh;
}

.hero {
  min-height: 92vh;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  border-bottom: 1px solid var(--line);
}

.hero img {
  width: 100%;
  height: 100%;
  min-height: 520px;
  object-fit: cover;
  display: block;
}

.hero-copy {
  padding: 64px clamp(24px, 5vw, 72px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--paper);
}

.eyebrow,
.section-label {
  margin: 0 0 14px;
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 18px;
  font-size: clamp(3rem, 8vw, 6.8rem);
  line-height: 0.9;
  letter-spacing: 0;
}

.lead {
  max-width: 640px;
  color: #27313b;
  font-size: clamp(1.15rem, 2vw, 1.55rem);
  line-height: 1.35;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.button {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border: 1px solid var(--blue-dark);
  border-radius: 4px;
  background: var(--blue-dark);
  color: white;
  font-weight: 700;
  text-decoration: none;
}

.button.secondary {
  background: white;
  color: var(--blue-dark);
}

.fit,
.proof,
.contact {
  display: grid;
  grid-template-columns: minmax(240px, 0.75fr) minmax(0, 1.25fr);
  gap: clamp(28px, 5vw, 80px);
  padding: clamp(52px, 8vw, 96px) clamp(20px, 6vw, 88px);
  border-bottom: 1px solid var(--line);
}

.fit h2,
.proof h2,
.contact h2 {
  margin-bottom: 0;
  max-width: 760px;
  font-size: clamp(1.9rem, 4vw, 3.8rem);
  line-height: 1;
  letter-spacing: 0;
}

.fit > p {
  max-width: 760px;
  color: #27313b;
  font-size: clamp(1.05rem, 1.8vw, 1.3rem);
}

.roles {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-bottom: 1px solid var(--line);
}

.roles article {
  min-height: 270px;
  padding: 34px;
  border-right: 1px solid var(--line);
  background: var(--panel);
}

.roles article:last-child {
  border-right: 0;
}

.roles span {
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 700;
}

.roles h3 {
  margin: 62px 0 12px;
  font-size: 1.5rem;
}

.roles p,
.proof li {
  color: var(--muted);
}

.proof {
  align-items: start;
}

.proof-copy {
  position: sticky;
  top: 24px;
}

.proof ul {
  margin: 28px 0 0;
  padding-left: 1.1rem;
}

.proof li + li {
  margin-top: 12px;
}

.proof-grid {
  display: grid;
  gap: 18px;
}

figure {
  margin: 0;
  border: 1px solid var(--line);
  background: white;
}

figure img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}

figcaption {
  padding: 13px 15px 15px;
  color: #303b45;
  font-size: 0.95rem;
  font-weight: 700;
}

.contact {
  align-items: center;
  background: #0b111a;
  color: white;
}

.contact .section-label {
  color: #8dc5ff;
}

.contact-links {
  display: grid;
  gap: 12px;
}

.contact-links a {
  padding: 16px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.22);
  color: white;
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  text-decoration: none;
}

@media (max-width: 880px) {
  .hero,
  .fit,
  .proof,
  .contact {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero img {
    min-height: 320px;
    max-height: 46vh;
  }

  .hero-copy {
    padding: 38px 22px 48px;
  }

  .roles {
    grid-template-columns: 1fr 1fr;
  }

  .roles article:nth-child(2n) {
    border-right: 0;
  }

  .proof-copy {
    position: static;
  }
}

@media (max-width: 560px) {
  .roles {
    grid-template-columns: 1fr;
  }

  .roles article {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
    padding: 28px 22px;
  }

  .roles h3 {
    margin-top: 34px;
  }

  .fit,
  .proof,
  .contact {
    padding: 44px 22px;
  }

  .actions {
    display: grid;
  }
}