/* ========== News Single ========== */
.news-single {
  background-color: var(--color-dark-2);
  padding: 80px 60px;
}

.news-single__inner {
  max-width: 1500px;
  margin: 0 auto;
}

/* タイトル行 */
.news-single__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
  border: 3px solid #7D7D7D;
  padding: 32px 50px;
  background-color: #0000004D;
}

.news-single__title {
  font-family: "Noto Serif JP", serif;
  font-size: 45x;
  color: var(--color-white);
  line-height: 1.6;
  flex: 1;
}

.news-single__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
  padding-top: 4px;
}

.news-single__date {
  font-family: "Noto Serif JP", serif;
  font-size: 25px;
  font-weight: 500;
  color: #C8C1B3;
  white-space: nowrap;
}

.news-single__cat {
  font-family: "Noto Serif JP", serif;
  font-size: 18px;
  font-weight: 500;
  color: #C8C1B3;
  border: 1px solid rgba(255, 255, 255, 0.35);
  padding: 3px 12px;
  white-space: nowrap;
}

/* 区切り線 */
.news-single__divider {
  display: none;
}

/* 本文エリア：2カラム */
.news-single__body {
  display: grid;
  grid-template-columns: 4fr 6fr;
  align-items: stretch;
  border: 3px solid #7D7D7D;
  margin-top: -3px;
}

/* 画像なしの場合は1カラム */
.news-single__body:not(:has(.news-single__thumb)) {
  grid-template-columns: 1fr;
}

/* サムネイル */
.news-single__thumb {
  overflow: hidden;
}

.news-single__thumb img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center top;
}

/* 本文テキスト */
.news-single__content {
  font-family: "Noto Serif JP", serif;
  font-size: 20px;
  color: #C8C1B3;
  padding: 50px;
  line-height: 2;
}

.news-single__content p {
  margin-bottom: 1.8em;
}

.news-single__content p:last-child {
  margin-bottom: 0;
}

.news-single__content h2 {
  font-family: "Noto Serif JP", serif;
  font-size: 18px;
  font-weight: 500;
  color: var(--color-white);
  margin: 2.2em 0 0.8em;
  padding-left: 14px;
  border-left: 3px solid rgba(255, 255, 255, 0.35);
}

.news-single__content h3 {
  font-family: "Noto Serif JP", serif;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-white);
  margin: 1.8em 0 0.6em;
}

.news-single__content a {
  color: rgba(255, 255, 255, 0.65);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.2s;
}

.news-single__content a:hover {
  color: var(--color-white);
}

.news-single__content ul,
.news-single__content ol {
  padding-left: 1.5em;
  margin-bottom: 1.8em;
}

.news-single__content li {
  margin-bottom: 0.5em;
}

.news-single__content img {
  max-width: 100%;
  height: auto;
  margin: 1.4em 0;
}

/* 前後ナビ */
.news-single__nav {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 72px;
}

.news-single__nav-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  font-size: 16px;
  color: var(--color-white);
  text-decoration: none;
  transition: background 0.2s;
  cursor: pointer;
}

.news-single__nav-btn:not(.news-single__nav-btn--disabled):hover {
  background: rgba(255, 255, 255, 0.08);
}

.news-single__nav-btn--disabled {
  opacity: 0.25;
  cursor: default;
}

.news-single__nav-numbers {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}

.news-single__nav-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  font-family: "Noto Serif JP", serif;
  font-size: 16px;
  color: var(--color-white);
  text-decoration: none;
  transition: background 0.2s;
}

.news-single__nav-num:hover {
  background: rgba(255, 255, 255, 0.08);
}

.news-single__nav-num--current {
  background: rgba(255, 255, 255, 0.15);
  cursor: default;
}

/* ========== Tablet ========== */
@media (max-width: 1024px) {
  .news-single {
    padding: 60px 40px;
  }

  .news-single__header {
    padding: 24px 32px;
  }

  .news-single__content {
    padding: 36px;
  }
}

/* ========== Mobile ========== */
@media (max-width: 768px) {
  .news-single {
    padding: 32px 16px;
  }

  .news-single__header {
    flex-direction: column;
    gap: 8px;
    padding: 20px;
  }

  .news-single__title {
    font-size: 18px;
  }

  .news-single__meta {
    gap: 8px;
  }

  .news-single__date {
    font-size: 14px;
  }

  .news-single__cat {
    font-size: 13px;
    padding: 2px 10px;
  }

  .news-single__body {
    grid-template-columns: 1fr;
  }

  .news-single__content {
    padding: 24px 20px;
    font-size: 15px;
  }

  .news-single__nav {
    margin-top: 40px;
  }

  .news-single__nav-btn,
  .news-single__nav-num {
    width: 44px;
    height: 44px;
    font-size: 15px;
  }
}

.news-single__nav-ellipsis {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  font-family: "Noto Serif JP", serif;
  font-size: 16px;
  color: rgba(255, 255, 255, 0.5);
  pointer-events: none;
}