/* ── HERO WRAP ── */
.hero-wrap { position: relative; }

/* ── HERO ── */
.hero {
  position: relative;
  height: 100vh; height: 100dvh; min-height: 600px;
  overflow: hidden;
}
.hero-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover; object-position: 45% 38%;
  transform: scale(1.12); transform-origin: 45% 38%;
}
.hero::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to bottom,
    rgba(0,0,0,.25) 0%, rgba(0,0,0,.02) 45%, rgba(0,0,0,.55) 100%);
}
.hero-content-wrap {
  position: absolute; inset: 0; z-index: 2; display: flex; align-items: flex-end;
}
.hero-content {
  max-width: var(--content-w); width: 100%;
  margin: 0 auto; padding: 0 40px 100px; color: #fff;
}
.hero-rule { display: block; width: 36px; height: 1px; background: rgba(255,255,255,.45); margin-bottom: 16px; }
.hero-eyebrow { font-size: 14px; letter-spacing: .28em; color: rgba(255,255,255,.62); margin-bottom: 18px; font-weight: 300; }
.hero-catch { font-family: 'Noto Serif JP', serif; font-size: 50px; font-weight: 400; line-height: 1.65; letter-spacing: .06em; margin-bottom: 24px; }
.hero-sub { font-size: 14px; font-weight: 300; letter-spacing: .18em; color: rgba(255,255,255,.58); line-height: 2; }

.hero-scroll {
  position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
  z-index: 3; text-align: center;
}
.hero-scroll-btn {
  background: none; border: 1px solid rgba(255,255,255,.38); cursor: pointer;
  color: rgba(255,255,255,.72); padding: 12px 28px; border-radius: 28px;
  display: inline-flex; flex-direction: row; align-items: center;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 16px; letter-spacing: .1em; font-weight: 300;
  transition: color .2s, border-color .2s, background .2s;
  backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
  white-space: nowrap;
}
.hero-scroll-btn:hover { color: #fff; border-color: rgba(255,255,255,.7); background: rgba(255,255,255,.08); }
.scroll-arrow { display: inline-block; animation: scroll-bounce 2.2s ease-in-out infinite; }
@keyframes scroll-bounce {
  0%, 100% { transform: translateY(0); opacity: .72; }
  50%       { transform: translateY(5px); opacity: 1; }
}

/* ── THE BOOK ── */
.book-intro { display: flex; gap: 32px; align-items: flex-start; margin-bottom: 32px; }
.book-text { flex: 1; min-width: 0; }
.book-spec { font-size: 15px; color: var(--mid); margin-bottom: 16px; letter-spacing: .05em; }
.book-desc { font-size: 16px; color: var(--ink-mid); line-height: 2.0; margin-bottom: 20px; }
.book-samples { flex: 0 0 50%; min-width: 0; display: flex; gap: 16px; align-items: stretch; }
.book-sample-item { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.book-sample-item.cover { flex: 0 0 auto; width: 33%; }
.book-sample-item.inner { flex: 1; min-width: 0; }
.book-cover-img {
  width: 100%; aspect-ratio: 182/257; object-fit: cover; display: block;
  box-shadow: 3px 6px 18px rgba(0,0,0,.26), 1px 2px 5px rgba(0,0,0,.14);
}
.book-inner-img {
  width: 100%; flex: 1; min-height: 0; object-fit: cover; display: block;
  box-shadow: 3px 6px 18px rgba(0,0,0,.26), 1px 2px 5px rgba(0,0,0,.14);
}
.book-sample-caption { font-size: 14px; color: var(--mid); text-align: center; letter-spacing: .05em; line-height: 1.5; }

/* ── ピックアップ ── */
.pickup-label { font-size: 15px; color: var(--mid); margin-bottom: 12px; letter-spacing: .05em; }
.pickup-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2px; background: var(--border); }
.pickup-card {
  background: var(--white); cursor: pointer; text-decoration: none; display: block; color: inherit;
  transition: box-shadow .22s, transform .22s; position: relative; overflow: hidden;
}
.pickup-card:hover { box-shadow: 0 8px 28px rgba(0,0,0,.13); transform: translateY(-2px); z-index: 1; }
.pickup-card-img, .pickup-card-placeholder { width: 100%; aspect-ratio: 16/5; display: block; }
.pickup-card-img { object-fit: cover; object-position: center; }
.pickup-card-body { padding: 16px 18px 20px; }
.pickup-cat { font-size: 11px; letter-spacing: .2em; color: var(--vermillion); margin-bottom: 5px; }
.pickup-head { font-size: 15px; font-weight: 500; line-height: 1.6; color: var(--ink); }
.pickup-arrow { display: block; font-size: 11px; color: var(--mid); margin-top: 6px; opacity: 0; transition: opacity .2s, color .2s; }
.pickup-card:hover .pickup-arrow { opacity: 1; color: var(--vermillion); }

/* ── MESSAGE ── */
.message-section { text-align: center; }
.message-quote {
  max-width: 680px; margin: 0 auto 24px;
  font-family: 'Noto Serif JP', serif;
  font-size: 16px; font-weight: 300; font-style: italic;
  color: #444441; line-height: 2.15; letter-spacing: .04em;
}
.message-rule { width: 28px; height: 1px; background: var(--mid); margin: 0 auto 14px; }
.message-author { font-size: 15px; color: var(--mid); letter-spacing: .08em; margin-bottom: 20px; }

/* ── PROGRESS + LATEST ── */
.progress-latest-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.progress-latest-grid > div { min-width: 0; }
.col-ew { font-size: 11px; letter-spacing: .4em; color: var(--vermillion); margin-bottom: 8px; }
.col-title { font-family: 'Noto Serif JP', serif; font-size: 21px; font-weight: 400; letter-spacing: .05em; margin-bottom: 22px; }
.progress-note { font-size: 14px; color: var(--ink-mid); margin-bottom: 28px; }
.progress-timeline {
  display: flex; justify-content: space-between; align-items: flex-start;
  position: relative; margin-bottom: 20px;
}
.progress-timeline::before {
  content: ''; position: absolute; top: 9px; left: 10px; right: 10px;
  height: 1.5px; background: var(--border); z-index: 0;
}
.progress-timeline::after {
  content: ''; position: absolute; top: 9px; left: 10px;
  width: calc(25% * 2); height: 1.5px; background: var(--ink-mid); z-index: 0;
}
.pt-step { display: flex; flex-direction: column; align-items: center; position: relative; z-index: 1; flex: 1; min-width: 0; }
.pt-circle {
  width: 20px; height: 20px; border-radius: 50%;
  border: 2px solid var(--border); background: var(--white);
  margin-bottom: 10px; box-sizing: border-box;
}
.pt-step.done .pt-circle { background: var(--ink-mid); border-color: var(--ink-mid); }
.pt-step.now .pt-circle {
  width: 26px; height: 26px; margin-top: -3px;
  background: var(--vermillion); border-color: var(--vermillion);
}
.pt-label { font-size: 11px; color: var(--mid); text-align: center; letter-spacing: .04em; line-height: 1.5; }
.pt-step.now .pt-label { color: var(--vermillion); font-weight: 500; }
.progress-date { font-size: 13px; color: var(--mid); }
.progress-date strong { color: var(--ink); font-weight: 400; }

.latest-item { display: flex; gap: 14px; padding: 13px 0; border-bottom: 1px solid var(--border); align-items: baseline; }
.latest-item:first-child { border-top: 1px solid var(--border); }
a.latest-item { text-decoration: none; color: inherit; }
a.latest-item:hover { background: var(--beige-1); }
.latest-date { font-size: 14px; color: var(--mid); min-width: 54px; letter-spacing: .04em; }
.latest-body { flex: 1; min-width: 0; }
.latest-tag { display: inline-block; font-size: 12px; padding: 1px 7px; letter-spacing: .06em; margin-right: 6px; vertical-align: middle; }
.tag-n { background: #EAF3DE; color: #27500A; }
.tag-r { background: #E6F1FB; color: #0C447C; }
.latest-title { font-size: 16px; color: var(--ink); line-height: 1.65; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }


/* ===== SP OVERRIDES ===== */
@media (max-width: 767px) {
  .hero { min-height: 560px; }
  .hero-rule { margin-bottom: 12px; }
  .hero-catch { font-size: 34px; margin-bottom: 18px; }
  .hero-eyebrow { font-size: 13px; margin-bottom: 12px; }
  .hero-sub { font-size: 13px; letter-spacing: .08em; }
  .hero-content { padding: 0 20px 100px; }
  .hero-scroll { bottom: 20px; }

  .book-intro { flex-direction: column; gap: 24px; }
  .book-samples {
    flex: none; width: 100%;
    display: grid; grid-template-columns: 1fr 2fr; gap: 12px; align-items: start;
  }
  .book-sample-item.cover,
  .book-sample-item.inner { flex: none; width: auto; }
  .book-inner-img { flex: none; aspect-ratio: 364/257; }

  .pickup-card-img { aspect-ratio: 16/7; }
  .pickup-card-body { padding: 10px 12px 14px; }
  .pickup-head { font-size: 14px; }

  .message-quote { font-size: 15px; line-height: 2.0; }

  .progress-latest-grid { grid-template-columns: 1fr; gap: 44px; }
  .progress-note { margin-bottom: 20px; }
  .pt-circle { width: 16px; height: 16px; }
  .pt-step.now .pt-circle { width: 20px; height: 20px; margin-top: -2px; }
  .progress-timeline::before { top: 7px; }
  .progress-timeline::after { top: 7px; }
  .pt-label { font-size: 10px; }
}