/* =========================================================
   Message CSS
   - MESSAGEページ固有のレイアウトとUI
   - 代表挨拶を静かに読ませるため、余白・行間・署名を重視した構成
========================================================= */

.page-message {
  overflow-x: clip;
}

.page-message .site-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
}

/* =========================
   Hero
========================= */
.message-hero {
  overflow: hidden;
  padding-top: clamp(112px, 10vw, 168px);
  padding-bottom: clamp(64px, 6vw, 96px);
}

.message-hero__layout {
  position: relative;
  display: block;
}

.message-hero__layout::after {
  content: "MESSAGE";
  position: absolute;
  left: 0;
  bottom: -0.08em;
  z-index: 0;
  color: rgba(255, 255, 255, 0.68);
  font-family: var(--font-family-en);
  font-size: clamp(5.4rem, 12vw, 15rem);
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.05em;
  line-height: 0.82;
  pointer-events: none;
  user-select: none;
}

.message-hero__content {
  position: relative;
  z-index: 1;
  max-width: 82rem;
}

.message-hero .section-heading {
  max-width: 76rem;
  margin-bottom: 0;
}

.message-hero .section-heading__eyebrow {
  color: var(--color-brand-blue);
}

.message-hero .section-heading__lead {
  max-width: 56rem;
}

/* =========================
   Message body
========================= */
.message-body {
  position: relative;
  overflow: hidden;
  padding-top: clamp(64px, 6vw, 92px);
  padding-bottom: clamp(72px, 7vw, 112px);
}

.message-body .bg-word {
  top: 1.2rem;
  left: clamp(12px, 2vw, 32px);
  z-index: 0;
  color: rgba(255, 255, 255, 0.62);
}

.message-body .section-heading,
.message-article {
  position: relative;
  z-index: 1;
}

.message-body .section-heading__eyebrow {
  color: var(--color-brand-red);
}

.message-article {
  padding: clamp(28px, 3.2vw, 44px);
  border: 1px solid rgba(17, 17, 17, 0.06);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 18px 44px rgba(17, 17, 17, 0.05);
}

.message-article__body {
  display: grid;
  gap: 2rem;
}

.message-article__heading {
  max-width: 28ch;
  font-size: clamp(2.4rem, 2rem + 0.5vw, 3.2rem);
  line-height: 1.35;
  letter-spacing: -0.03em;
}

.message-article__body p {
  color: var(--color-text-muted);
  font-size: clamp(1.6rem, 1.52rem + 0.06vw, 1.72rem);
  line-height: 2.1;
}

.message-article__signature {
  margin-top: clamp(32px, 4vw, 56px);
  padding-top: clamp(20px, 2.4vw, 28px);
  border-top: 1px solid rgba(17, 17, 17, 0.08);
  color: var(--color-text);
  font-size: var(--font-size-md);
  line-height: 2;
  text-align: right;
}

/* =========================
   Shared next links
========================= */
.message-links {
  overflow: hidden;
}

.message-links .bg-word {
  color: rgba(255, 255, 255, 0.58);
}

.message-links .section-heading__eyebrow {
  color: var(--color-brand-blue);
}

.message-links .page-links__grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

/* =========================
   Responsive
========================= */
@media (max-width: 1199px) {
  .message-hero__layout::after {
    left: 0;
    bottom: -0.03em;
    font-size: clamp(5rem, 14vw, 10rem);
  }
}

@media (max-width: 991px) {
  .message-hero {
    padding-top: 10rem;
    padding-bottom: 6.8rem;
  }

  .message-body {
    padding-top: 6.4rem;
    padding-bottom: 7.2rem;
  }

  .message-links .page-links__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 767px) {
  .message-hero {
    padding-top: 9.2rem;
    padding-bottom: 6rem;
  }

  .message-article {
    padding: 2.2rem 1.8rem;
    border-radius: var(--radius-lg);
  }

  .message-article__body {
    gap: 1.8rem;
  }

  .message-article__heading {
    font-size: 2.2rem;
    line-height: 1.4;
  }

  .message-article__body p {
    font-size: 1.55rem;
    line-height: 2;
  }

  .message-article__signature {
    margin-top: 2.8rem;
    padding-top: 1.8rem;
    font-size: 1.5rem;
    line-height: 1.9;
    text-align: left;
  }

  .message-links .page-links__grid {
    grid-template-columns: 1fr;
  }
}