.iso-page {
  background: #f7faf7;
}

.iso-heading {
  padding: 70px 0 34px;
  text-align: center;
}

.iso-heading h1 {
  margin: 0;
  color: var(--green-900);
  font-size: clamp(2rem, 4.6vw, 3.35rem);
  line-height: 1.22;
  letter-spacing: 0;
  word-break: keep-all;
}

.iso-heading h1 span {
  white-space: nowrap;
}

.iso-lead {
  width: min(760px, 100%);
  margin: 18px auto 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.9;
}

.iso-certificates {
  padding: 0 0 92px;
}

.iso-certificate-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
  align-items: start;
}

.iso-certificate {
  margin: 0;
  padding: 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow-soft);
}

.iso-certificate figcaption {
  margin: 0 0 14px;
  color: var(--green-900);
  font-size: 1.08rem;
  font-weight: 900;
  text-align: center;
}

.iso-certificate a {
  display: block;
  text-decoration: none;
}

.iso-certificate img {
  width: 100%;
  background: #fff;
  border: 1px solid #e4e4e0;
  border-radius: 4px;
  box-shadow: 0 10px 24px rgba(21, 47, 34, 0.1);
}

@media (max-width: 860px) {
  .iso-heading {
    padding: 50px 0 28px;
  }

  .iso-certificate-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

@media (max-width: 430px) {
  .iso-heading h1 {
    font-size: 1.78rem;
  }

  .iso-certificate {
    padding: 12px;
  }
}