.writing-main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.nav-name {
  text-decoration: none;
  color: var(--color-text);
}

/* Writings list page */
.writings-title {
  padding-top: 4rem;
  padding-bottom: 2.5rem;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.post-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.post-card {
  display: block;
  padding: 1.4rem 1.75rem;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  text-decoration: none;
  color: var(--color-text);
  font-size: 1rem;
  font-weight: 500;
  transition: border-color 0.15s, background 0.15s;
}

.post-card:hover {
  border-color: #aaa;
  background: #fafafa;
}

/* Article page */
.article-main {
  max-width: 640px;
}

.article-title {
  padding-top: 4rem;
  padding-bottom: 2rem;
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 3rem;
}

.article-body p {
  color: #333;
  line-height: 1.8;
  margin-bottom: 2rem;
  font-size: 1.05rem;
}