/* ============================================================
   news-detail.css — お知らせ記事詳細ページ
   ============================================================ */

.nd-main {
  background: #f5f6f9;
  min-height: 60vh;
  padding: 64px 0 100px;
}

.nd-container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 60px;
}


/* ===== パンくず ===== */
.nd-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.nd-breadcrumb__link {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  color: var(--coolgray-60);
  text-decoration: none;
  transition: color 0.2s;
}
.nd-breadcrumb__link:hover {
  color: var(--rc-navy);
}
.nd-breadcrumb__sep {
  font-size: 0.75rem;
  color: var(--coolgray-30);
}
.nd-breadcrumb__current {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  color: var(--coolgray-60);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 260px;
}

/* ===== 記事ヘッダー ===== */
.nd-header {
  padding-bottom: 32px;
  border-bottom: 2px solid rgba(19,45,127,0.12);
  margin-bottom: 48px;
}
.nd-header__date {
  display: block;
  font-family: var(--font-en);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--coolgray-60);
  margin-bottom: 14px;
}
.nd-header__title {
  font-family: var(--font-serif);
  font-size: clamp(1.375rem, 2.5vw, 1.75rem);
  font-weight: 600;
  color: var(--rc-navy);
  line-height: 1.5;
}

/* ===== 本文 ===== */
.nd-body {
  background: #fff;
  border-radius: 2px;
  padding: 48px;
  margin-bottom: 64px;
  line-height: 1.9;
}
.nd-body p {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  color: var(--coolgray-90);
  margin-bottom: 1.5em;
}
.nd-body p:last-child {
  margin-bottom: 0;
}
.nd-body h2 {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--rc-navy);
  border-left: 3px solid var(--rc-gold);
  padding-left: 14px;
  margin: 2em 0 1em;
  line-height: 1.4;
}
.nd-body ul {
  padding-left: 0;
  margin-bottom: 1.5em;
  list-style: none;
}
.nd-body ul li {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  color: var(--coolgray-90);
  padding: 8px 0 8px 20px;
  border-bottom: 1px solid rgba(19,45,127,0.07);
  position: relative;
}
.nd-body ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--rc-gold);
}
.nd-body a {
  color: var(--rc-navy);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: opacity 0.2s;
}
.nd-body a:hover {
  opacity: 0.7;
}

/* ===== 前後ナビ ===== */
.nd-post-nav {
  display: flex;
  gap: 12px;
  justify-content: center;
}
.nd-post-nav__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border: 1.5px solid rgba(19,45,127,0.25);
  border-radius: 2px;
  background: #fff;
  color: var(--rc-navy);
  text-decoration: none;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
  flex-shrink: 0;
}
.nd-post-nav__btn:hover {
  background: var(--rc-navy);
  border-color: var(--rc-navy);
  color: #fff;
}

/* ===== SP ===== */
@media (max-width: 767px) {
  .nd-main { padding: 40px 0 72px; }
  .nd-container { padding: 0 20px; }
  .nd-body { padding: 28px 20px; }
  .nd-post-nav__btn { width: 44px; height: 44px; }
}