/* News & Topics 詳細ページ用スタイル */

/* ------------------------------
  ヒーローセクション
------------------------------ */
.news-hero {
  position: relative;
  width: 100%;
  min-height: 450px;
  background-color: var(--color-primary);
  overflow: hidden;
}

.news-hero__inner {
  position: relative;
  max-width: var(--layout-section-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 180px var(--layout-padding-desktop) 60px;
  min-height: 450px;
}

.news-hero__content {
  display: flex;
  flex-direction: column;
  gap: 16px;
  color: var(--color-white);
  max-width: 900px;
}

.news-hero__date {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 400;
  font-size: var(--font-size-md);
  letter-spacing: 1px;
  opacity: 0.9;
}

.news-hero__title {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 500;
  font-size: var(--font-size-4xl);
  letter-spacing: 2px;
  line-height: var(--line-height-snug);
}

/* ------------------------------
  パンくず
------------------------------ */
.news-breadcrumb {
  background-color: var(--breadcrumb-bg-color);
  padding: var(--breadcrumb-padding-desktop);
}

.news-breadcrumb__inner {
  max-width: var(--breadcrumb-max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: var(--breadcrumb-gap);
  font-family: "Noto Sans JP", sans-serif;
  font-size: var(--breadcrumb-font-size);
  line-height: var(--breadcrumb-line-height);
  color: var(--breadcrumb-text-color);
}

.news-breadcrumb__inner a {
  color: inherit;
  text-decoration: none;
}

.news-breadcrumb__inner a:hover {
  text-decoration: underline;
}

.news-breadcrumb__sep {
  color: inherit;
}

/* ------------------------------
  記事本文
------------------------------ */
.news-article {
  background-color: var(--color-white);
  padding: 60px var(--layout-padding-desktop) 80px;
}

.news-article__inner {
  max-width: 900px;
  margin: 0 auto;
}

.news-article__body {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 400;
  font-size: var(--font-size-md);
  line-height: var(--line-height-double);
  color: var(--color-black);
}

.news-article__body p {
  margin: 0 0 1.5em;
}

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

.news-article__image {
  margin: 40px 0;
}

.news-article__image img {
  width: 100%;
  height: auto;
  display: block;
}

.news-article__image figcaption {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-top: 12px;
  text-align: center;
}

/* ------------------------------
  一覧に戻るボタン
------------------------------ */
.news-article__back {
  margin-top: 60px;
  text-align: center;
}

.news-article__back-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 48px;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-pill);
  text-decoration: none;
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 500;
  font-size: var(--font-size-md);
  transition:
    background-color 0.3s ease,
    transform 0.3s ease;
}

.news-article__back-link:hover {
  background-color: var(--color-news-deep);
  transform: translateY(-2px);
}

.news-article__back-arrow {
  display: inline-block;
  width: 20px;
  height: 20px;
  background-color: var(--color-white);
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M20 11H7.83l5.59-5.59L12 4l-8 8 8 8 1.41-1.41L7.83 13H20v-2z'/%3E%3C/svg%3E");
  -webkit-mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M20 11H7.83l5.59-5.59L12 4l-8 8 8 8 1.41-1.41L7.83 13H20v-2z'/%3E%3C/svg%3E");
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
}

/* ------------------------------
  レスポンシブ - タブレット
------------------------------ */
@media screen and (max-width: 1024px) {
  .news-hero {
    min-height: 380px;
  }

  .news-hero__inner {
    padding: 140px var(--layout-padding-tablet) 50px;
    min-height: 380px;
  }

  .news-hero__title {
    font-size: var(--font-size-3xl);
  }

  .news-breadcrumb {
    padding: var(--breadcrumb-padding-tablet);
  }

  .news-article {
    padding: 40px var(--layout-padding-tablet);
  }
}

/* ------------------------------
  レスポンシブ - モバイル
------------------------------ */
@media screen and (max-width: 768px) {
  .news-hero {
    min-height: 320px;
  }

  .news-hero__inner {
    padding: 100px var(--layout-padding-mobile) 40px;
    min-height: 320px;
  }

  .news-hero__date {
    font-size: var(--font-size-sm);
  }

  .news-hero__title {
    font-size: var(--font-size-2xl);
    letter-spacing: 1px;
  }

  .news-breadcrumb {
    padding: var(--breadcrumb-padding-mobile);
    overflow-x: auto;
  }

  .news-breadcrumb__inner {
    width: max-content;
    font-size: var(--font-size-sm);
  }

  .news-article {
    padding: 30px var(--layout-padding-mobile) 50px;
  }

  .news-article__body {
    font-size: var(--font-size-sm-plus);
    line-height: var(--line-height-loose);
  }

  .news-article__image {
    margin: 30px 0;
  }

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

  .news-article__back-link {
    padding: 14px 36px;
    font-size: var(--font-size-sm-plus);
    width: 100%;
    max-width: 280px;
  }
}