/* Quality & Research Ethics — layout scaffold.
   Loaded after shared uxp-*.css. Scoped to .qre-page. */

.qre-page {
  --qre-brand: var(--color-brand, #1f18e2);
  --qre-ink: #111;
  --qre-muted: #626262;
  --qre-line: #e3e3ed;
  --qre-tint: #f8f8fd;
  color: var(--qre-ink);
  letter-spacing: 0;
}

.qre-page .uxp-hero h1 {
  font-weight: 700;
}

.qre-wrap {
  width: 100%;
  max-width: 1240px;
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.qre-label {
  margin: 0;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.4;
  text-transform: uppercase;
  color: var(--qre-brand);
}

.qre-label--on-dark {
  color: var(--color-accent, #e0f100);
}

.qre-lead {
  margin: 0;
  max-width: 640px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--qre-muted);
}

/* Intro — two columns */
.qre-intro {
  padding: 88px 0 40px;
}

.qre-intro-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 64px;
  align-items: start;
}

.qre-intro h2 {
  margin: 12px 0 18px;
  max-width: 560px;
  font-family: var(--font-display), Inter, Arial, sans-serif;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  line-height: 1.15;
  text-transform: uppercase;
  color: var(--qre-ink);
}

.qre-intro-note {
  padding: 28px 28px 30px;
  border: 1px solid var(--qre-line);
  background: var(--qre-tint);
}

.qre-intro-note p:last-child {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.7;
  color: #343434;
}

/* Shared section shell */
.qre-section {
  padding: 72px 0;
}

.qre-section--tint {
  background: var(--qre-tint);
}

.qre-section-head {
  max-width: 720px;
  margin-bottom: 40px;
}

.qre-section-head h2 {
  margin: 12px 0 16px;
  font-family: var(--font-display), Inter, Arial, sans-serif;
  font-size: clamp(1.6rem, 2.8vw, 2.25rem);
  font-weight: 700;
  line-height: 1.15;
  text-transform: uppercase;
  color: var(--qre-ink);
}

.qre-section-head .qre-lead {
  max-width: 640px;
}

/* Quality — numbered steps */
.qre-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--qre-line);
}

.qre-step {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 28px;
  align-items: start;
  padding: 28px 0;
  border-bottom: 1px solid var(--qre-line);
}

.qre-step-num {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--qre-brand);
}

.qre-step h3 {
  margin: 0 0 8px;
  font-size: 20px;
  font-weight: 650;
  line-height: 1.3;
  color: var(--qre-ink);
}

.qre-step p {
  margin: 0;
  max-width: 720px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--qre-muted);
}

/* Ethics — commitment cards */
.qre-ethics-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.qre-ethics-card {
  padding: 28px 28px 30px;
  border: 1px solid var(--qre-line);
  background: #fff;
}

.qre-ethics-card h3 {
  margin: 0 0 12px;
  font-size: 18px;
  font-weight: 650;
  line-height: 1.3;
  color: var(--qre-ink);
}

.qre-ethics-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--qre-muted);
}

/* Dark statement band */
.qre-band {
  padding: 88px 0;
  background: #111;
  text-align: center;
}

.qre-band h2 {
  margin: 14px auto 18px;
  max-width: 820px;
  font-family: var(--font-display), Inter, Arial, sans-serif;
  font-size: clamp(1.6rem, 3vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  text-transform: uppercase;
  color: #fff;
  text-wrap: balance;
}

.qre-band-lead {
  margin: 0 auto;
  max-width: 560px;
  font-size: 16px;
  line-height: 1.7;
  color: #bdbdbd;
}

@media (max-width: 900px) {
  .qre-intro-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .qre-ethics-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .qre-wrap {
    padding-inline: 1.25rem;
  }

  .qre-intro {
    padding: 64px 0 24px;
  }

  .qre-section {
    padding: 56px 0;
  }

  .qre-step {
    grid-template-columns: 48px 1fr;
    gap: 16px;
    padding: 22px 0;
  }

  .qre-intro-note,
  .qre-ethics-card {
    padding: 22px;
  }

  .qre-band {
    padding: 64px 0;
  }
}