/* Final typography and scope-card refinements. */
html {
  font-size: 17px;
}

body {
  font-size: 18px;
}

.brand {
  font-size: 1rem;
}

.site-nav a {
  font-size: 0.88rem;
}

.hero h1 {
  font-size: 4.25rem;
}

.hero-subtitle {
  font-size: 1.55rem;
}

.authors {
  font-size: 1.04rem;
}

.affiliations {
  font-size: 0.86rem;
}

.button {
  font-size: 0.94rem;
}

.signal-grid strong {
  font-size: 2.2rem;
}

.signal-grid span {
  font-size: 0.84rem;
}

.section-intro h2,
.section-intro.light h2 {
  font-size: 2.25rem;
}

.section-intro > p:last-child,
.section-intro.light > p:last-child {
  font-size: 1.04rem;
}

.phase h3,
.protocol-step h3 {
  font-size: 1.04rem;
}

.phase p,
.protocol-step p {
  font-size: 0.88rem;
}

figcaption {
  font-size: 0.88rem;
}

.hero-inner {
  padding-bottom: 58px;
}

.evaluation-scope {
  display: grid;
  margin-top: 34px;
  grid-template-columns: 1fr 1.55fr 1fr;
  gap: 16px;
  background: transparent;
  border: 0;
}

.scope-card {
  min-width: 0;
  padding: 22px;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-small);
}

.scope-heading {
  display: flex;
  align-items: center;
  gap: 12px;
}

.scope-icon {
  display: grid;
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  place-items: center;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 8px;
}

.scope-heading .mini-label {
  color: var(--accent);
}

.scope-heading h3 {
  margin: 2px 0 0;
  color: var(--text);
  font-size: 0.92rem;
  line-height: 1.3;
}

.scope-tags {
  display: flex;
  margin-top: 20px;
  flex-wrap: wrap;
  gap: 7px;
}

.scope-tags span {
  display: inline-flex;
  min-height: 30px;
  padding: 5px 10px;
  align-items: center;
  color: #344054;
  background: #f5f7fa;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 680;
}

.scope-card-models .scope-tags span:first-child,
.scope-card-models .scope-tags span:last-child {
  color: var(--accent-hover);
  background: var(--accent-soft);
  border-color: var(--accent-line);
}

.scope-metrics {
  display: grid;
  margin-top: 18px;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 10px;
}

.scope-metrics span {
  display: grid;
  align-content: start;
  color: var(--muted);
  font-size: 0.68rem;
  line-height: 1.35;
}

.scope-metrics strong {
  margin-bottom: 3px;
  color: var(--success);
  font-size: 1.5rem;
  line-height: 1;
}

@media (max-width: 980px) {
  .evaluation-scope {
    grid-template-columns: repeat(2, 1fr);
  }

  .scope-card-models {
    grid-column: 1 / -1;
    grid-row: 2;
  }
}

@media (max-width: 760px) {
  html {
    font-size: 16.5px;
  }

  body {
    font-size: 17px;
  }

  .hero-inner {
    padding-bottom: 42px;
  }

  .hero h1 {
    font-size: 3rem;
  }

  .hero-subtitle {
    font-size: 1.18rem;
  }

  .section-intro h2,
  .section-intro.light h2 {
    font-size: 1.95rem;
  }

  .evaluation-scope {
    grid-template-columns: 1fr;
  }

  .scope-card-models {
    grid-column: auto;
    grid-row: auto;
  }
}