.about-hero {
  padding: 48px 0 36px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 40px;
}
.about-hero h1 {
  font-family: var(--head);
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.about-hero h1 span { color: var(--accent); }
.about-hero p {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin-top: 8px;
  max-width: 520px;
  line-height: 1.6;
}

.section-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--head);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.section-label::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border);
}

.about-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 40px;
}
.about-card p {
  font-size: 0.86rem;
  line-height: 1.8;
  color: var(--text-muted);
  margin-bottom: 14px;
}
.about-card p:last-child { margin-bottom: 0; }
.about-card p strong { color: var(--text); }

.feature-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
  margin-bottom: 40px;
}
.feature-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.feature-icon {
  font-size: 1.2rem;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 1px;
}
.feature-item h4 {
  font-family: var(--head);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 3px;
}
.feature-item p {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.peptide-intro {
  margin-bottom: 40px;
}
.peptide-intro p {
  font-size: 0.86rem;
  line-height: 1.8;
  color: var(--text-muted);
  margin-bottom: 14px;
}
.peptide-intro p strong { color: var(--text); }

.category-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0;
}
.category-pill {
  background: var(--tag-bg);
  color: var(--tag-text);
  font-size: 0.75rem;
  font-family: var(--mono);
  padding: 4px 12px;
  border-radius: 20px;
  border: 1px solid transparent;
}

.disclaimer-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 3px solid var(--danger);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin-bottom: 40px;
}
.disclaimer-box h3 {
  font-family: var(--head);
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--danger);
  margin-bottom: 14px;
  text-transform: uppercase;
}
.disclaimer-box p {
  font-size: 0.82rem;
  line-height: 1.8;
  color: var(--text-muted);
  margin-bottom: 12px;
}
.disclaimer-box p:last-child { margin-bottom: 0; }
.disclaimer-box strong { color: var(--text); }

@media (max-width: 540px) {
  .feature-list { grid-template-columns: 1fr; }
  .about-hero h1 { font-size: 1.8rem; }
}