/* M5.5A pre-production polish: preserve the original design while fixing access and reading comfort. */

@media (min-width: 721px) and (max-width: 980px) {
  .header-inner {
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 10px 24px;
    padding-bottom: 14px;
    padding-top: 14px;
  }

  .primary-nav {
    flex: 1 1 100%;
    flex-wrap: wrap;
  }

  .primary-nav a:nth-child(4),
  .primary-nav a:nth-child(5) {
    display: inline-flex;
  }
}

.article-prose {
  color: #29483f;
  font-size: 1.05rem;
  line-height: 1.78;
}

.article-prose > section > p:first-of-type {
  font-size: 1.1rem;
}

.article-toc a {
  font-size: 0.94rem;
  line-height: 1.45;
}

.byline {
  font-size: 0.88rem;
}

.source-section li {
  font-size: 0.96rem;
  line-height: 1.65;
}

.article-checklist,
.article-questions,
.article-steps {
  display: grid;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.article-checklist li,
.article-questions li,
.article-steps li {
  position: relative;
  margin: 0;
  padding: 13px 16px 13px 46px;
  border-radius: 14px;
  background: #f1f6f2;
}

.article-checklist li::before {
  position: absolute;
  left: 17px;
  color: var(--sage);
  content: "✓";
  font-weight: 900;
}

.article-questions li::before {
  position: absolute;
  left: 17px;
  color: var(--coral);
  content: "?";
  font-family: Georgia, serif;
  font-weight: 900;
}

.article-steps {
  counter-reset: article-step;
}

.article-steps li {
  counter-increment: article-step;
}

.article-steps li::before {
  position: absolute;
  left: 15px;
  color: var(--coral);
  content: counter(article-step, decimal-leading-zero);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.05em;
}

.article-comparison {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 24px;
}

.article-comparison p {
  margin: 0;
  padding: 17px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  font-size: 0.94rem;
  line-height: 1.55;
}

.article-comparison p span {
  display: block;
  margin-bottom: 7px;
  color: var(--coral);
  font-size: 0.7rem;
  font-weight: 900;
}

.related-section {
  margin-top: 54px;
  padding-top: 44px !important;
  border-top: 1px solid var(--line);
}

.related-heading h2 {
  margin-top: 7px;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.related-card {
  display: flex;
  flex-direction: column;
  min-height: 190px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
}

.related-card > span {
  color: var(--sage);
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.related-card h3 {
  margin: 14px 0 20px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.15rem;
  line-height: 1.25;
}

.related-card h3 a {
  text-decoration: none;
}

.related-card .text-link {
  margin-top: auto;
  font-size: 0.86rem;
}

@media (max-width: 720px) {
  .primary-nav {
    flex-wrap: wrap;
    gap: 0 4px;
    overflow-x: visible;
  }

  .primary-nav a {
    padding: 8px 9px;
  }

  .article-prose {
    font-size: 1.02rem;
    line-height: 1.74;
  }

  .article-comparison,
  .related-grid {
    grid-template-columns: 1fr;
  }

  .related-card {
    min-height: 0;
  }
}