/* ポータル改修 v1.0 — P-T1 / P-T4 追加スタイル */

/* === サイトヘッダー・メガメニュー === */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: #fff;
  border-bottom: 1px solid rgba(13, 110, 253, 0.1);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}
.site-nav {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 18px;
  color: var(--brand-dark);
  flex-shrink: 0;
}
.site-logo__icon {
  width: 24px;
  height: 24px;
}
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  margin-left: auto;
  background: none;
  border: none;
  cursor: pointer;
}
.nav-toggle__bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 1px;
}
.nav-panel {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  justify-content: flex-end;
}
.nav-item--mega {
  position: relative;
}
.nav-item__trigger {
  padding: 8px 12px;
  background: none;
  border: none;
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  border-radius: 8px;
}
.nav-item__trigger:hover,
.nav-item--mega.is-open .nav-item__trigger {
  background: rgba(13, 110, 253, 0.08);
  color: var(--brand-dark);
}
.mega-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  padding: 12px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
  border: 1px solid rgba(13, 110, 253, 0.1);
  z-index: 100;
}
.nav-item--mega:hover .mega-menu,
.nav-item--mega.is-open .mega-menu,
.nav-item--mega:focus-within .mega-menu {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.mega-menu a {
  padding: 8px 12px;
  font-size: 14px;
  border-radius: 6px;
  color: var(--text);
}
.mega-menu a:hover {
  background: rgba(13, 110, 253, 0.08);
  color: var(--brand-dark);
}
.nav-search-btn {
  padding: 8px 16px;
  margin-left: 8px;
  background: var(--brand);
  color: #fff;
  border: none;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}
.nav-search-btn:hover {
  background: var(--brand-dark);
}
.search-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(15, 27, 42, 0.6);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 80px 20px;
}
.search-overlay[hidden] {
  display: none !important;
}
.search-overlay.is-visible {
  display: flex;
}
.search-overlay__inner {
  background: #fff;
  border-radius: 16px;
  padding: 32px;
  max-width: 520px;
  width: 100%;
  position: relative;
}
.search-overlay__close {
  position: absolute;
  top: 12px;
  right: 16px;
  font-size: 28px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--muted);
}
.search-overlay__form label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
}
.search-overlay__input {
  width: 100%;
  padding: 12px;
  border: 1px solid #d0d7e2;
  border-radius: 8px;
  font-size: 16px;
  margin-bottom: 16px;
}
.search-overlay__note {
  margin: 16px 0 0;
  font-size: 12px;
  color: var(--muted);
}
body.nav-open {
  overflow: hidden;
}

/* === ヒーロー CTA === */
.hero-subtitle {
  display: inline-block;
  margin-bottom: 16px;
  font-size: 14px;
  font-weight: 700;
  color: var(--brand);
  letter-spacing: 0.02em;
}
.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.cta-category {
  display: inline-flex;
  align-items: center;
  padding: 12px 20px;
  background: #fff;
  border: 2px solid var(--brand);
  color: var(--brand-dark);
  border-radius: 999px;
  font-weight: 700;
  font-size: 14px;
  transition: background 0.15s, color 0.15s;
}
.cta-category:hover {
  background: var(--brand);
  color: #fff;
}

/* === ライフイベントナビ === */
.life-events {
  background: #fff;
  border-top: 1px solid rgba(13, 110, 253, 0.08);
  border-bottom: 1px solid rgba(13, 110, 253, 0.08);
}
.life-events__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  margin-top: 20px;
}
.life-event-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 20px 12px;
  background: var(--bg);
  border-radius: 12px;
  border: 1px solid rgba(13, 110, 253, 0.1);
  text-align: center;
  transition: transform 0.15s, box-shadow 0.15s;
}
.life-event-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--card-shadow);
  border-color: var(--brand);
}
.life-event-card__icon {
  font-size: 28px;
  line-height: 1;
}
.life-event-card__label {
  font-weight: 700;
  font-size: 14px;
}

/* === 人気記事 === */
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 18px;
  margin-top: 24px;
}
.article-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(13, 110, 253, 0.08);
  box-shadow: var(--card-shadow);
  transition: transform 0.15s;
}
.article-card:hover {
  transform: translateY(-3px);
}
.article-card__thumb {
  aspect-ratio: 16 / 9;
  background: var(--bg) center/cover no-repeat;
}
.article-card__thumb--jyutaku {
  background-image: linear-gradient(135deg, rgba(13, 110, 253, 0.2), transparent), url("/images/jyutaku.webp");
}
.article-card__thumb--hoken {
  background-image: linear-gradient(135deg, rgba(13, 110, 253, 0.2), transparent), url("/images/hoken.webp");
}
.article-card__thumb--jinzai {
  background-image: linear-gradient(135deg, rgba(13, 110, 253, 0.2), transparent), url("/images/jinzai.webp");
}
.article-card__body {
  padding: 14px 16px 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.article-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 12px;
  color: var(--muted);
}
.article-card__title {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.45;
}

/* === 数字で見る === */
.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 24px;
}
.stat-box {
  text-align: center;
  padding: 28px 16px;
  background: #fff;
  border-radius: 14px;
  border: 1px solid rgba(13, 110, 253, 0.1);
  box-shadow: var(--card-shadow);
}
.stat-box__value {
  display: block;
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  color: var(--brand);
  line-height: 1.2;
}
.stat-box__label {
  display: block;
  margin-top: 8px;
  font-size: 14px;
  color: var(--muted);
  font-weight: 600;
}

/* === 編集ポリシー簡易 === */
.policy-teaser {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 24px 0;
}
.policy-teaser__item {
  padding: 20px;
  background: #fff;
  border-radius: 12px;
  border: 1px solid rgba(13, 110, 253, 0.1);
}
.policy-teaser__item h3 {
  margin: 0 0 8px;
  font-size: 16px;
  color: var(--brand-dark);
}
.policy-teaser__item p {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}
.policy-teaser__link {
  display: inline-flex;
  margin-top: 16px;
  font-weight: 700;
  color: var(--brand-dark);
}

/* === 戦略コンテンツ === */
.opinion-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  margin-top: 24px;
}
.opinion-card {
  padding: 24px;
  background: #fff;
  border-radius: 12px;
  border-left: 4px solid var(--brand);
  box-shadow: var(--card-shadow);
}
.opinion-card h3 {
  margin: 0 0 10px;
  font-size: 16px;
}
.opinion-card p {
  margin: 0 0 12px;
  font-size: 14px;
  color: var(--muted);
}
.opinion-card a {
  font-weight: 700;
  color: var(--brand-dark);
  font-size: 14px;
}

/* === FAQ === */
.faq-list {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: #fff;
  border-radius: 12px;
  border: 1px solid rgba(13, 110, 253, 0.1);
  overflow: hidden;
}
.faq-item__question {
  width: 100%;
  padding: 16px 20px;
  text-align: left;
  background: none;
  border: none;
  font: inherit;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.faq-item__question::after {
  content: "+";
  font-size: 20px;
  color: var(--brand);
  flex-shrink: 0;
}
.faq-item__question[aria-expanded="true"]::after {
  content: "−";
}
.faq-item__answer {
  padding: 0 20px 16px;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}
.faq-item__answer[hidden] {
  display: none;
}

/* === フッター === */
.site-footer {
  background: #0d1b2a;
  color: #d8e2f2;
  padding: 48px 20px 24px;
}
.site-footer__inner {
  max-width: 1080px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 40px;
}
.site-footer__name {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 800;
}
.site-footer__tagline {
  margin: 0 0 16px;
  font-size: 13px;
  opacity: 0.85;
}
.site-footer__sns {
  display: flex;
  gap: 12px;
}
.site-footer__sns a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  transition: background 0.15s, color 0.15s;
}
.site-footer__sns a svg {
  width: 18px;
  height: 18px;
}
.site-footer__sns a:hover {
  background: var(--brand);
  color: #fff;
}
.site-footer__nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.site-footer__col h3 {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.7;
}
.site-footer__col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-footer__col li {
  margin-bottom: 8px;
}
.site-footer__col a {
  font-size: 14px;
  opacity: 0.9;
}
.site-footer__col a:hover {
  opacity: 1;
  text-decoration: underline;
}
.site-footer__copy {
  max-width: 1080px;
  margin: 32px auto 0;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  font-size: 12px;
  opacity: 0.7;
}

/* === シェアボタン（P-T6） === */
.share-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}
.share-buttons a,
.share-buttons button {
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  border-radius: 6px;
  border: 1px solid rgba(13, 110, 253, 0.2);
  background: #fff;
  color: var(--text);
  cursor: pointer;
}
.share-buttons a:hover,
.share-buttons button:hover {
  background: rgba(13, 110, 253, 0.08);
}

.section--alt {
  background: #fff;
  max-width: none;
  padding-left: calc(50% - 540px);
  padding-right: calc(50% - 540px);
}
.section--alt > .section-head,
.section--alt > .stats-row,
.section--alt > .policy-teaser,
.section--alt > .opinion-grid {
  max-width: 1080px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* === レスポンシブ === */
@media (max-width: 1023px) {
  .nav-toggle {
    display: flex;
  }
  .nav-panel {
    display: none;
    position: fixed;
    top: 57px;
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    align-items: stretch;
    padding: 16px 20px 40px;
    background: #fff;
    overflow-y: auto;
    justify-content: flex-start;
  }
  .nav-panel.is-open {
    display: flex;
  }
  .nav-item--mega {
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  }
  .mega-menu {
    position: static;
    display: none;
    box-shadow: none;
    border: none;
    padding: 0 0 12px 12px;
  }
  .nav-item--mega.is-open .mega-menu {
    display: flex;
  }
  .nav-item--mega:hover .mega-menu {
    display: none;
  }
  .nav-item--mega.is-open:hover .mega-menu {
    display: flex;
  }
  .nav-search-btn {
    margin: 16px 0 0;
    width: 100%;
  }
  .life-events__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats-row,
  .policy-teaser {
    grid-template-columns: 1fr;
  }
  .site-footer__inner {
    grid-template-columns: 1fr;
  }
  .site-footer__nav {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 375px) {
  .life-events__grid {
    grid-template-columns: 1fr;
  }
}