.c-hero-heading {
  margin-bottom: 0;

  font-size: clamp(28px, calc(46px * (100vw - 200px) / 858px), 46px);
  font-weight: 700;
  line-height: 1.4;
  text-align: center;

  white-space: nowrap;
}

.c-hero-heading__word--sm {

  font-size: clamp(20.7px, calc(34px * (100vw - 200px) / 858px), 34px);
}

@media (max-width: 767px) {
  .c-hero-heading {

    margin-bottom: 8px;

    font-size: 35.082px;
    white-space: normal;
  }

  .c-hero-heading__word--sm {

    font-size: 25.85px;
  }
}

.c-hero-heading__brand {
  color: var(--color-brand);
}

.c-hero-heading__accent {
  color: var(--color-accent);
}

.c-hero-lead {
  margin-bottom: 40px;
  font-size: 16px;
  color: var(--color-text-sub);
  text-align: center;
}

@media (max-width: 767px) {
  .c-hero-lead {
    margin-bottom: 30px;
  }
}

.c-section-heading {
  margin-bottom: 14px;
  font-size: 20px;
  font-weight: 700;
  color: var(--color-brand);
}

.c-top-columns {
  display: grid;
  grid-template-columns: 1.9fr 1fr;
  gap: 40px;
  margin-bottom: 34px;
}

@media (max-width: 767px) {
  .c-top-columns {
    grid-template-columns: 1fr;
    margin-bottom: 55px;
  }
}

.c-article-list__row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 10px 8px 0;
  border-bottom: 1px dashed var(--color-border);
}

.c-article-list__link {
  font-size: 16px;
  line-height: 1.4;
  color: var(--color-article-text);

  &:hover {
    text-decoration: underline;
  }
}

.c-article-list__tag {
  margin-right: 2px;
  font-weight: 700;
  color: #c0392b;
}

.c-article-list__date {
  display: block;
  font-size: 16px;
  color: var(--color-article-text);
}

.c-article-list__arrow {
  flex: none;
  width: 18px;
  height: 18px;
  margin-top: 3px;
}

.c-article-list + .c-more-link {
  margin-top: 11px;
}

.c-seminar-box {
  margin-bottom: 24px;
  font-size: 16px;

  & p {
    margin-bottom: 8px;
  }

  & a {
    color: var(--color-brand);
  }
}

.c-download-list {
  & li {
    margin-bottom: 8px;
    font-size: 16px;
  }

  & a {
    color: var(--color-text);
  }
}

@media (max-width: 767px) {
  .c-download-list a {
    text-decoration: underline;
  }
}