:root {
  --bg: #f6f7f2;
  --ink: #17201c;
  --muted: #637169;
  --line: #dbe4dc;
  --surface: #ffffff;
  --green: #1f7a68;
  --blue: #1f6476;
  --gold: #b7791f;
  --olive: #6f7c35;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.lab-shell {
  display: grid;
  gap: 22px;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 46px;
}

.lab-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.9fr);
  overflow: hidden;
  min-height: 500px;
  border-radius: 10px;
  background: #102f2a;
  color: #fff;
  box-shadow: 0 20px 70px rgba(23, 32, 28, 0.14);
}

.lab-hero > div {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 18px;
  padding: clamp(28px, 6vw, 64px);
}

.eyebrow {
  margin: 0;
  color: #56b89f;
  font-size: 0.74rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin: 0;
  letter-spacing: 0;
}

.lab-hero h1 {
  max-width: 780px;
  font-size: clamp(2.4rem, 4.7vw, 4.8rem);
  line-height: 1;
}

.lab-hero p:not(.eyebrow) {
  max-width: 670px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 1.08rem;
  line-height: 1.65;
}

.lab-hero img {
  width: 100%;
  height: 100%;
  min-height: 420px;
  object-fit: cover;
}

.variant-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.variant-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  box-shadow: 0 12px 40px rgba(23, 32, 28, 0.06);
}

.variant-card {
  display: grid;
  align-content: start;
  gap: 14px;
  overflow: hidden;
  min-height: 420px;
  padding: 0 0 22px;
}

.variant-card img {
  width: 100%;
  height: 150px;
  object-fit: cover;
}

.variant-card span,
.variant-card h2,
.variant-card p,
.variant-card a {
  margin-left: 22px;
  margin-right: 22px;
}

.variant-card span {
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.variant-card h2 {
  font-size: 1.6rem;
  line-height: 1.08;
}

.variant-card p {
  color: var(--muted);
  line-height: 1.55;
}

.variant-card a {
  align-self: end;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 14px;
  border-radius: 8px;
  color: #fff;
  font-weight: 800;
  text-decoration: none;
}

.familiar span,
.familiar h2 {
  color: var(--green);
}

.clinical span,
.clinical h2 {
  color: var(--blue);
}

.public span,
.public h2 {
  color: var(--gold);
}

.network span,
.network h2 {
  color: var(--olive);
}

.familiar a {
  background: var(--green);
}

.clinical a {
  background: var(--blue);
}

.public a {
  background: var(--gold);
}

.network a {
  background: var(--olive);
}

@media (max-width: 980px) {
  .lab-hero {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 640px) {
  .lab-shell {
    width: min(100% - 24px, 1180px);
    padding-top: 12px;
  }

  .lab-hero {
    min-height: 0;
  }

  .lab-hero img {
    min-height: 260px;
  }

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