/* =======================================================
   ARTICLE (Topics 詳細記事 - Press Release / IR style)
   ======================================================= */
.article {
  padding: 100px 0 80px;
  background: var(--paper);
}

.article__inner {
  max-width: 920px; 
  margin: 0 auto;
  padding: 0 48px;
  position: relative;
}

.article__breadcrumb {
  font-family: var(--ff-en);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--ink-muted);
  margin-bottom: 32px; 
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.article__breadcrumb a {
  color: var(--ink-muted);
  transition: color .3s var(--ease);
}
.article__breadcrumb a:hover { color: var(--crimson); }
.article__breadcrumb span:last-child {
  color: var(--ink);
  max-width: 320px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ===== Head ===== */
.article__head {
  margin-bottom: 28px;
  padding-bottom: 22px;
  border-bottom: 1px solid rgba(10, 10, 10, .15);
}

.article__meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 14px;
}

.article__date {
  font-family: var(--ff-en);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--ink-muted);
  font-weight: 500;
  font-style: normal;        /* italic 解除 */
}

.article__cat {
  font-family: var(--ff-en);
  font-size: 10px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--paper);
  padding: 4px 10px;
  background: var(--ink);
  border-radius: 100px;
  font-weight: 600;
}

.article__title {
  font-family: var(--ff-jp);
  font-size: 22px; 
  font-weight: 500;
  letter-spacing: .04em;
  line-height: 1.7;
  color: var(--ink);
  margin: 0 0 12px;
  text-align: center;
}

.article__lead {
  font-family: var(--ff-jp);
  font-size: 14px;
  line-height: 1.95;
  color: var(--ink-soft);
  letter-spacing: .02em;
  margin: 0;
  font-weight: 500;
}

/* ===== Body ===== */
.article__body {
  font-family: var(--ff-jp);
  font-size: 14px;
  line-height: 1.95;
  letter-spacing: .03em;
  color: var(--ink-soft);
}

.article__body p {
  margin: 0 0 18px;
}
.article__body p:last-child { margin-bottom: 0; }

.article__body a {
  color: var(--navy-bright);
  text-decoration: underline;
  text-decoration-color: rgba(43, 58, 140, .3);
  text-underline-offset: 4px;
  transition: text-decoration-color .3s var(--ease);
}
.article__body a:hover {
  text-decoration-color: var(--navy-bright);
}

/* ===== Sub Heading ===== */
.article__h2 {
  font-family: var(--ff-jp);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--ink);
  margin: 32px 0 12px;
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(10, 10, 10, .15);
  text-align: center;
}

/* ===== Definition list ===== */
.article__dl {
  list-style: none;
  padding: 0;
  margin: 0 0 18px;
  font-size: 13px;
  line-height: 1.75;
}
.article__dl li {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 16px;
  padding: 8px 0;
  border-bottom: 1px dashed rgba(10, 10, 10, .12);
}
.article__dl li:last-child { border-bottom: none; }
.article__dl li span {
  font-family: var(--ff-en);
  font-size: 10px;
  letter-spacing: .15em;
  color: var(--ink-muted);
  text-transform: uppercase;
  font-weight: 600;
  align-self: center;
}

/* ===== Foot ===== */
.article__foot {
  margin-top: 48px;
  padding-top: 22px;
  border-top: 1px solid rgba(10, 10, 10, .10);
  text-align: left;
}

.article__back {
  font-family: var(--ff-en);
  font-size: 11px;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--navy-bright);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: color .3s var(--ease);
}
.article__back:hover { color: var(--crimson); }

/* ===== SP ===== */
@media (max-width: 760px) {
  .article {
    padding: 80px 0 60px;
  }
  .article__inner {
    padding: 0 24px;
  }
  .article__breadcrumb {
    margin-bottom: 24px;
  }
  .article__head {
    margin-bottom: 24px;
    padding-bottom: 18px;
  }
  .article__title {
    font-size: 18px;
    line-height: 1.7;
  }
  .article__lead {
    font-size: 13px;
  }
  .article__body {
    font-size: 13.5px;
    line-height: 1.95;
  }
  .article__body p {
    margin-bottom: 16px;
  }
  .article__h2 {
    font-size: 13px;
    margin: 26px 0 10px;
  }
  .article__dl {
    font-size: 12px;
  }
  .article__dl li {
    grid-template-columns: 80px 1fr;
    gap: 10px;
    padding: 7px 0;
  }
}