/* ========================================================================
   Shared page shell — about / visitor (and future subpages)
   Load after theme.css / home-footer.css / site-brand.css
   ======================================================================== */

.page-shell {
  --page-navy: #0B1E3F;
  --page-orange: #FF6600;
  --page-orange-hover: #ff781a;
  --page-bg: #eef1f5;
  --page-card: #ffffff;
  --page-text: #1e293b;
  --page-muted: #64748b;
  --page-font: "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  --page-fs-body: 15px;
  --page-lh-body: 1.85;
  --page-fs-h1: clamp(28px, 4vw, 40px);
  --page-fs-h2: clamp(22px, 3vw, 26px);
  --page-fs-lead: 14px;
  --page-fs-small: 13px;
  --page-fs-eyebrow: 12px;
  background: var(--page-bg);
  color: var(--page-text);
  font-family: var(--page-font);
  font-size: var(--page-fs-body);
  font-weight: 400;
  line-height: var(--page-lh-body);
  -webkit-font-smoothing: antialiased;
}

.page-shell *,
.page-shell *::before,
.page-shell *::after {
  box-sizing: border-box;
}

.page-shell h1,
.page-shell h2,
.page-shell h3,
.page-shell h4,
.page-shell h5,
.page-shell h6,
.page-shell p,
.page-shell li,
.page-shell a,
.page-shell span,
.page-shell strong,
.page-shell em,
.page-shell button,
.page-shell th,
.page-shell td,
.page-shell input,
.page-shell textarea,
.page-shell label {
  font-family: var(--page-font) !important;
  text-transform: none !important;
}

.page-shell h1,
.page-shell h2,
.page-shell h3,
.page-shell h4 {
  margin: 0;
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: 0.04em;
  color: var(--page-navy);
}

.page-shell p {
  margin: 0;
  font-size: var(--page-fs-body);
  font-weight: 400;
  line-height: var(--page-lh-body);
  color: var(--page-text);
}

.page-shell a {
  transition: color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.page-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-main {
  padding: 36px 0 64px;
}

.page-hero--simple {
  padding-bottom: 28px;
}

.page-hero--simple .page-hero__title {
  margin-bottom: 0 !important;
}


/* ---------- Hero ---------- */
.page-hero {
  background: var(--page-navy);
  padding: 18px 0 36px;
  color: #fff;
}

.page-hero__crumb {
  max-width: 1080px;
  margin: 0 auto 18px;
  padding: 0 20px;
  font-size: var(--page-fs-small);
  font-weight: 500;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.78);
}

.page-hero__crumb a {
  color: rgba(255, 255, 255, 0.9) !important;
  text-decoration: none;
  font-weight: 500;
}

.page-hero__crumb a:hover {
  color: #fff !important;
  text-decoration: underline;
}

.page-hero__crumb span {
  margin: 0 8px;
  opacity: 0.55;
}

.page-shell h1.page-hero__title,
.page-hero__title {
  margin: 0 0 22px !important;
  text-align: center;
  font-size: var(--page-fs-h1) !important;
  font-weight: 800 !important;
  letter-spacing: 0.08em !important;
  line-height: 1.3 !important;
  color: #ffffff !important;
}

.page-hero__slider {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-hero__frame {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  min-height: 320px;
  background: #061228 center / cover no-repeat;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
}

.page-hero__frame img {
  display: block;
  width: 100%;
  height: 420px;
  object-fit: cover;
}

/* Horizontal band with H1 overlaid on the image */
.page-hero--banner {
  padding-bottom: 28px;
}

.page-hero__frame--banner {
  min-height: 0;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.28);
}

.page-hero__frame--banner img {
  height: auto;
  max-height: 290px;
  aspect-ratio: 1920 / 290;
  object-fit: cover;
  object-position: center center;
}

/* Plain hero: title above image, no dark mask */
.page-hero--plain {
  padding-bottom: 28px;
}

.page-hero__frame--plain {
  min-height: 0;
  background: #e8edf4;
  box-shadow: 0 8px 24px rgba(11, 30, 63, 0.12);
}

.page-hero__frame--plain img {
  height: auto;
  max-height: none;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  object-position: center 55%;
}

.page-hero__banner-title {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  background: linear-gradient(
    180deg,
    rgba(6, 18, 40, 0.28) 0%,
    rgba(6, 18, 40, 0.55) 100%
  );
  pointer-events: none;
}

.page-shell .page-hero--banner h1.page-hero__title,
.page-shell .page-hero__banner-title .page-hero__title,
.page-hero--banner .page-hero__title,
.page-hero__banner-title .page-hero__title {
  margin: 0 !important;
  padding: 0 !important;
  line-height: 1.2 !important;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.45);
}

.page-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(6, 18, 40, 0.72) 0%,
    rgba(6, 18, 40, 0.35) 48%,
    rgba(6, 18, 40, 0.55) 100%
  );
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 36px 40px;
  gap: 14px;
}

.page-hero__overlay--center {
  align-items: center;
  text-align: center;
  background: linear-gradient(
    180deg,
    rgba(6, 18, 40, 0.45) 0%,
    rgba(6, 18, 40, 0.72) 100%
  );
}

.page-hero__catch,
.page-shell p.page-hero__catch {
  margin: 0;
  max-width: 16em;
  font-size: clamp(26px, 4.2vw, 42px) !important;
  font-weight: 800 !important;
  line-height: 1.35 !important;
  letter-spacing: 0.04em;
  color: #ffffff !important;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.35);
}

.page-hero__overlay--center .page-hero__catch {
  max-width: 18em;
}

.page-hero__sub {
  margin: 0 !important;
  font-size: 15px !important;
  font-weight: 500 !important;
  line-height: 1.7 !important;
  color: rgba(255, 255, 255, 0.92) !important;
}

.page-hero__lead {
  max-width: 780px;
  margin: 22px auto 0;
  padding: 0 20px;
  text-align: center;
  font-size: var(--page-fs-lead) !important;
  font-weight: 400 !important;
  line-height: 1.9 !important;
  color: rgba(255, 255, 255, 0.88) !important;
}

/* Beat .page-shell p { margin: 0 } so lead stays centered under the hero */
.page-shell p.page-hero__lead {
  max-width: 780px;
  width: 100%;
  margin: 36px auto 44px;
  padding: 0 24px;
  box-sizing: border-box;
  text-align: center;
  font-size: var(--page-fs-lead) !important;
  font-weight: 400 !important;
  line-height: 1.9 !important;
  color: rgba(255, 255, 255, 0.88) !important;
}

/* ---------- Buttons ---------- */
.page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 10px 24px;
  border-radius: 9999px;
  background: var(--page-orange);
  color: #fff !important;
  font-size: 15px !important;
  font-weight: 700 !important;
  line-height: 1.2 !important;
  letter-spacing: 0.02em;
  text-decoration: none !important;
  border: none;
  box-shadow: 0 6px 18px rgba(255, 102, 0, 0.35);
  width: fit-content;
  cursor: pointer;
}

.page-btn:hover {
  background: var(--page-orange-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 22px rgba(255, 102, 0, 0.42);
  color: #fff !important;
}

.page-btn--ghost {
  background: #fff;
  color: var(--page-navy) !important;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
}

.page-btn--ghost:hover {
  background: #f4f7fc;
  color: var(--page-navy) !important;
}

.page-btn--block {
  width: 100%;
}

/* ---------- Cards ---------- */
.page-card {
  background: var(--page-card);
  border-radius: 20px;
  box-shadow: 0 10px 28px rgba(11, 30, 63, 0.08);
  overflow: hidden;
  margin-bottom: 24px;
}

.page-card--pad {
  padding: 28px 28px;
}

.page-card__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.page-card__icon {
  flex: 0 0 42px;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: #eef3f9;
  color: var(--page-navy);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.page-shell h2.page-card__title,
.page-card__title {
  margin: 0 0 10px !important;
  font-size: var(--page-fs-h2) !important;
  font-weight: 800 !important;
  letter-spacing: 0.04em !important;
  line-height: 1.35 !important;
  color: var(--page-navy) !important;
}

.page-shell .page-card__head h2.page-card__title,
.page-card__head .page-card__title {
  margin: 0 !important;
}

.page-card__text {
  margin: 0 !important;
  font-size: 14px !important;
  font-weight: 400 !important;
  line-height: 1.9 !important;
  color: #334155 !important;
}

.page-card__title + .page-card__text,
.page-card__title + p {
  margin-top: 0 !important;
}

.page-card__text + .page-card__text {
  margin-top: 12px !important;
}

.page-card__eyebrow {
  margin: 0 0 8px !important;
  font-size: var(--page-fs-eyebrow) !important;
  font-weight: 800 !important;
  letter-spacing: 0.16em !important;
  line-height: 1.4 !important;
  color: var(--page-orange) !important;
}

.page-card__media {
  min-height: 280px;
  background: #dbe3ef center / cover no-repeat;
}

.page-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 280px;
  object-fit: cover;
}

.page-card__body {
  padding: 36px 34px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.page-card__grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  align-items: stretch;
}

.page-points {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-points li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px !important;
  font-weight: 700 !important;
  line-height: 1.45 !important;
  color: var(--page-navy) !important;
}

.page-points__icon {
  flex: 0 0 40px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #eef3f9;
  color: var(--page-navy);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Footer type on shell pages */
.page-shell .site-footer__heading {
  font-family: var(--page-font) !important;
  font-weight: 700 !important;
  letter-spacing: 0.04em;
}

.page-shell .site-footer,
.page-shell .site-footer a,
.page-shell .site-footer p {
  font-family: var(--page-font) !important;
}

@media (max-width: 900px) {
  .page-card__grid {
    grid-template-columns: 1fr;
  }

  .page-card__media,
  .page-card__media img {
    min-height: 220px;
    max-height: 280px;
  }

  .page-hero__frame img {
    height: 300px;
  }

  .page-hero__frame--banner img {
    height: auto;
    max-height: 200px;
  }

  .page-hero__frame--plain img {
    aspect-ratio: 16 / 8;
  }

  .page-hero__overlay {
    padding: 28px 22px;
  }

  .page-card__body,
  .page-card--pad {
    padding: 24px 20px;
  }
}

@media (max-width: 640px) {
  .page-shell {
    --page-fs-body: 15px;
    --page-lh-body: 1.75;
    --page-fs-h1: clamp(24px, 7vw, 30px);
    --page-fs-h2: clamp(18px, 5vw, 22px);
    --page-fs-lead: 14px;
    --page-fs-small: 13px;
    overflow-x: hidden;
  }

  .page-container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .page-main {
    padding: 24px 0 48px;
  }

  .page-hero {
    padding-bottom: 24px;
  }

  .page-hero__crumb {
    padding: 14px 16px 0;
    font-size: 12px;
    letter-spacing: 0.02em;
  }

  .page-hero__title {
    padding: 10px 16px 16px !important;
    font-size: var(--page-fs-h1) !important;
    line-height: 1.35 !important;
    letter-spacing: 0.03em !important;
  }

  .page-shell .page-hero--banner h1.page-hero__title,
  .page-shell .page-hero__banner-title .page-hero__title {
    margin: 0 !important;
    padding: 0 12px !important;
    line-height: 1.2 !important;
  }

  .page-hero__catch,
  .page-shell p.page-hero__catch {
    max-width: none;
    font-size: clamp(24px, 7.2vw, 34px) !important;
    font-weight: 800 !important;
    line-height: 1.35 !important;
    letter-spacing: 0.03em !important;
  }

  .page-hero__sub {
    font-size: 14px !important;
    line-height: 1.65 !important;
  }

  .page-hero__lead,
  .page-shell p.page-hero__lead {
    margin: 24px auto 22px;
    padding: 0 16px;
    text-align: left;
    font-size: 15px !important;
    line-height: 1.85 !important;
  }

  .page-hero__overlay {
    padding: 22px 18px;
    gap: 10px;
  }

  .page-hero__frame img {
    height: 240px;
  }

  .page-hero__frame--banner img {
    height: auto;
    max-height: 160px;
  }

  .page-hero__frame--plain img {
    aspect-ratio: 16 / 9;
  }

  .page-card__body,
  .page-card--pad {
    padding: 20px 16px;
  }

  .page-card__title {
    font-size: var(--page-fs-h2) !important;
    line-height: 1.4 !important;
    letter-spacing: 0.03em !important;
  }

  .page-card__text,
  .page-shell p {
    font-size: 15px !important;
    line-height: 1.8 !important;
  }

  .page-btn {
    width: 100%;
    min-height: 48px;
    font-size: 15px !important;
  }

  .page-list li {
    font-size: 15px !important;
    line-height: 1.7 !important;
  }
}

@media (max-width: 560px) {
  .page-hero {
    padding-bottom: 28px;
  }

  .page-hero__catch {
    max-width: none;
  }

  .page-btn {
    width: 100%;
  }
}