.certificate-hero {
  padding: 90px max(7vw, 35px) 70px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, .72fr);
  gap: 7vw;
  align-items: end;
  border-bottom: 1px solid var(--line);
}

.certificate-hero h1 {
  max-width: 800px;
  margin: 0;
  font-size: clamp(48px, 6vw, 86px);
  line-height: 1;
  letter-spacing: -.055em;
}

.certificate-hero h1 span { color: var(--blue); }

.certificate-intro {
  max-width: 620px;
  margin: 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.75;
}

.certificate-section {
  padding: 90px max(7vw, 35px) 120px;
}

.certificate-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  max-width: 1050px;
  margin: 0 auto 34px;
}

.certificate-fact {
  padding: 22px 24px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface, #fff);
}

.certificate-fact small {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 13px;
}

.certificate-fact strong {
  color: var(--ink, var(--dark));
  font-size: 16px;
}

.certificate-card {
  max-width: 1050px;
  margin: 0 auto;
  padding: clamp(14px, 2.2vw, 28px);
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface, #fff);
  box-shadow: 0 24px 65px rgba(10, 93, 122, .12);
}

.certificate-card a {
  display: block;
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
}

.certificate-card img {
  display: block;
  width: 100%;
  height: auto;
}

.certificate-card figcaption {
  padding: 24px 8px 4px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

.certificate-card figcaption strong {
  display: block;
  margin-bottom: 6px;
  color: var(--ink, var(--dark));
  font-size: 19px;
}

.certificate-open {
  display: inline-flex;
  align-items: center;
  margin-top: 12px;
  color: var(--blue-dark);
  font-size: 14px;
  font-weight: 700;
}

html[data-theme="dark"] .certificate-fact,
html[data-theme="dark"] .certificate-card {
  background: #101010;
  border-color: #303030;
  box-shadow: none;
}

html[data-theme="dark"] .certificate-fact strong,
html[data-theme="dark"] .certificate-card figcaption strong {
  color: #f3f5f6;
}

@media (max-width: 900px) {
  .certificate-hero {
    grid-template-columns: 1fr;
    align-items: start;
    padding: 70px 25px 55px;
  }

  .certificate-section { padding: 65px 25px 90px; }
  .certificate-facts { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .certificate-hero,
  .certificate-section {
    padding-left: 17px;
    padding-right: 17px;
  }

  .certificate-hero h1 { font-size: clamp(38px, 12vw, 52px); }
  .certificate-card { padding: 9px; border-radius: 13px; }
  .certificate-card a { border-radius: 8px; }
  .certificate-card figcaption { padding: 18px 8px 8px; font-size: 15px; }
}