.page-certificates .part {
  margin-top: 3.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--sg-border);
}

.page-certificates .part:first-of-type {
  margin-top: 1.5rem;
  padding-top: 0;
  border-top: none;
}

.page-certificates .part__label {
  display: flex;
  align-items: baseline;
  gap: 0.9rem;
  margin-bottom: 1.5rem;
}

.page-certificates .part__num {
  font-family: var(--sg-mono);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  color: var(--sg-muted);
}

.page-certificates .part__title,
.page-certificates h2.part__title {
  font-family: var(--sg-serif);
  font-weight: 500;
  font-size: 1.35rem;
  color: var(--sg-ink);
  margin: 0;
  border: none;
  padding: 0;
}

.page-certificates .key-points {
  display: flex;
  flex-direction: column;
  gap: 1.7rem;
  margin: 0 0 2.2rem;
  padding: 0;
  border: none;
}

.page-certificates .key-points__item {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  gap: 1rem;
  align-items: baseline;
}

.page-certificates .key-points__num {
  font-family: var(--sg-mono);
  font-size: 0.72rem;
  color: var(--sg-muted);
  letter-spacing: 0.08em;
  padding-top: 0.2rem;
}

.page-certificates h3.key-points__title {
  font-family: var(--sg-serif);
  font-weight: 500;
  font-size: 1rem;
  color: var(--sg-ink);
  margin: 0 0 0.25rem;
}

.page-certificates .key-points__item > div > p {
  margin: 0;
  color: var(--sg-body);
  line-height: 1.7;
  font-size: 0.84rem;
}

.page-certificates .cta-dual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 2rem 0 0;
}

@media (max-width: 50em) {
  .page-certificates .cta-dual {
    grid-template-columns: 1fr;
  }
}

.page-certificates .cta-card {
  background: var(--sg-surface);
  border: 1px solid var(--sg-border);
  border-left: 3px solid var(--sg-accent);
  padding: 1.4rem 1.5rem;
}

.page-certificates .cta-card__label {
  font-size: 0.62rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--sg-muted);
  margin-bottom: 0.4rem;
}

.page-certificates h4.cta-card__title {
  font-family: var(--sg-serif);
  font-weight: 500;
  font-size: 1rem;
  color: var(--sg-ink);
  margin: 0 0 0.4rem;
}

.page-certificates p.cta-card__desc {
  font-size: 0.78rem;
  color: var(--sg-body);
  line-height: 1.6;
  margin: 0 0 1rem;
}

.page-certificates a.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--sg-accent);
  color: #ffffff;
  padding: 0.55rem 1.1rem;
  font-size: 0.8rem;
  font-weight: 500;
  text-decoration: none;
  border: none;
  border-radius: var(--sg-radius-sm);
  transition: background 0.15s ease;
  margin-top: 0.2rem;
}

.page-certificates a.cta-button:hover {
  background: var(--sg-accent-deep);
  border: none;
  color: #ffffff;
}

.page-certificates a.cta-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--sg-accent-deep);
  font-size: 0.82rem;
  font-weight: 500;
  border-bottom: 1px solid var(--sg-accent-soft);
  padding-bottom: 1px;
}

.page-certificates .cta-card__note {
  display: block;
  font-size: 0.7rem;
  color: var(--sg-muted);
  margin-top: 0.6rem;
}

.page-certificates .tip-line {
  display: flex;
  gap: 0.9rem;
  align-items: baseline;
  padding: 0.85rem 1.1rem;
  background: var(--sg-accent-soft);
  border-left: 2px solid var(--sg-accent);
  margin-top: 1.8rem;
  font-size: 0.82rem;
  color: var(--sg-body);
  line-height: 1.65;
}

.page-certificates .tip-line__label {
  font-family: var(--sg-mono);
  font-size: 0.62rem;
  letter-spacing: 0.15em;
  color: var(--sg-accent-deep);
  text-transform: uppercase;
  white-space: nowrap;
  font-weight: 600;
}

.page-certificates ol.steps {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  margin: 1.6rem 0 0;
  padding: 0;
  list-style: none;
  counter-reset: step-counter;
}

.page-certificates ol.steps li {
  counter-increment: step-counter;
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  gap: 0.9rem;
  align-items: baseline;
  color: var(--sg-body);
  font-size: 0.86rem;
  line-height: 1.6;
}

.page-certificates ol.steps li::before {
  content: counter(step-counter);
  font-family: var(--sg-serif);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--sg-accent);
  line-height: 1;
}

.page-certificates ol.steps li::marker {
  content: none;
}

.page-certificates .footnote {
  margin-top: 3rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--sg-border);
  font-size: 0.74rem;
  color: var(--sg-muted);
  line-height: 1.65;
}