/* ニュースレター
-----------------------------------------------------*/
.newsletter a {
  text-decoration: none;
  display: block;
  transition: all 0.3s ease;
}

/* カード本体 */
.newsletter-list {
  display: flex;
  gap: 15px 30px;
  border: 1px solid #ddd;
  padding: 15px;
  border-radius: 6px;
  transition: all 0.2s ease;
  align-items: center;
}
.newsletter-list div:last-of-type {
  flex-grow: 1;
}

/* 画像 */
.newsletter-list img {
  width: 100%;
  max-width: 350px;
  height: auto;
}

/* hover時 */
.newsletter a:hover .newsletter-list {
  transform: translateY(-2px);
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
  background: #fff;
  padding: 15px;
}

.news-list {
  list-style: none;
  padding: 0;
  white-space: nowrap;
  width: 100%;
}

.news-item .date {
  font-size: 14px;
  color: #777;
}

.toc-preview {
  position: relative;
  max-height: 130px; /* ← 見せたい高さ */
  overflow: hidden;
	color: #717174;
  font-size: 1.3rem;
  border-top: 1px solid #717174;
}

.toc-preview ul {
  list-style: none;
  margin: 0;
  line-height: 1.8;
  padding-top: 1em;
  padding-left: 5em;
}

/* フェード */
.toc-preview::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 50px;

  /* 背景に合わせて調整 */
  background: linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0),
    rgba(255, 255, 255, 1)
  );
}

.newsletter-wrap {
  margin: 0 auto;
  line-height: 1.9;
  color: #333;
  max-width: 992px;
}
.issue-meta {
  color: #666;
  margin-bottom: 8px;
  text-align: center;
}
.issue-no {
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #F08336;
  margin-bottom: 6px;
  font-size: 2rem;
  text-align: center;
}
.main-title {
  font-size: 3.4rem;
  font-weight: 700;
  margin: 0 auto 8px;
  line-height: 1.5;
  text-align: center;
  position: relative;
  display: block;
  padding: 0;
}

.nl-lead {
  background: #FDF7F3;
  border-left: 4px solid #F08336;
  padding: 18px 20px;
  margin: 28px auto 36px;
}
.toc {
  border: 1px solid #F8C399;
  background: #FDF7F3;
  padding: 24px;
  margin: 28px auto 42px;
}
.toc h2 {
  font-size: 1.8rem;
  margin: 0 0 14px;
  font-weight: 600;
}
.toc ol {
  margin: 0;
  padding-left: 1.4em;
}
.toc li {
  margin: 0.45em 0;
}
.toc a {
  color: #F08336;
  text-decoration: none;
}
.toc a:hover {
  text-decoration: underline;
}
.nl-section {
  margin: 56px 0;
}
.nl-section h2 {
  font-size: 2.6rem;
  line-height: 1.6;
  border-bottom: 2px solid #F08336;
  padding-bottom: 8px;
  margin: 0 0 18px;
  font-weight: 700;
}
.nl-section h3 {
  font-size: 2.2rem;
  margin: 28px 0 10px;
  font-weight: 700;
}
.author,
.affiliation {
  text-align: right;
}
.author {
  font-weight: 600;
  margin-top: 12px;
}
.affiliation {
  color: #555;
  margin-bottom: 20px;
}
.newsletter-wrap p {
  margin: 0 0 1.1em;
}
.event-box,
.data-box,
.contact-box {
  background: #fafafa;
  border: 1px solid #e5e5e5;
  padding: 18px 20px;
  margin: 16px 0 20px;
}
.data-list {
  columns: 2;
  column-gap: 40px;
  margin: 16px 0;
  padding-left: 1.2em;
}
.data-list li {
  break-inside: avoid;
  margin-bottom: 0.45em;
}
.quote-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 12px;
}
.survey-link,
.ext-link {
  word-break: break-all;
}
.note {
  color: #666;
  font-size: 0.95rem;
}
/* 表示領域が576px以上の場合に適用するスタイル
-----------------------------------------------------*/
@media print, screen and (min-width: 576px) {
  .main-title:before, .main-title:after {
    content: '';
    position: absolute;
    top: 50%;
    display: inline-block;
    width: 20%;
    height: 1px;
    background-color: black;
  }

  .main-title:before {
    left:0;
  }
  .main-title:after {
    right: 0;
  }
}

/* 表示領域が767.98px以下の場合に適用するスタイル
-----------------------------------------------------*/
@media print, screen and (max-width: 767.98px) {
  .main-title {
    font-size: 3rem;
  }
  .nl-section h2 {
    font-size: 1.9rem;
  }
  .nl-section h3 {
    font-size: 1.7rem;
  }
  .data-list {
    columns: 1;
  }
  .toc-preview ul {
    padding-left: 1em;
  }
}

/* 表示領域が575.98px以下の場合に適用するスタイル
-----------------------------------------------------*/
@media print, screen and (max-width: 575.98px) {
  .newsletter-list {
    border: 1px solid #F8C399;
    gap: 15px;
    transform: translateY(-2px);
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
    background: #fff;
    padding: 15px;
  }
  .toc-preview {
    display: none;
  }
  .nl-ttl {
    font-size: 1.2rem;
  }
}