:root {
  --ink: #16141c;
  --muted: #6b6575;
  --line: #e6e2ea;
  --paper: #f7f5f2;
  --white: #ffffff;
  --accent: #5b3d8f;
  --accent-soft: #efe8f8;
  --cta: #1c1528;
  --star: #c58b2b;
  --ok: #2f7a4c;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--ink);
  background: linear-gradient(180deg, #fbfaf8 0%, var(--paper) 42%, #f3f0ec 100%);
  font-family: "Zen Kaku Gothic New", "Hiragino Sans", "Noto Sans JP", sans-serif;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.wrap { width: min(1080px, calc(100% - 32px)); margin: 0 auto; }
main { flex: 1; }

.announce {
  background: var(--ink);
  color: #f4f0ea;
  text-align: center;
  font-size: 12px;
  letter-spacing: 0.08em;
  padding: 9px 12px;
}
.announce strong { color: #f0d59a; }

.nav {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(14px);
  background: rgba(251, 250, 248, 0.9);
  border-bottom: 1px solid rgba(22, 20, 28, 0.06);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 16px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.logo img {
  width: 34px;
  height: 34px;
  border-radius: 9px;
}
.nav-links {
  display: flex;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
}
.nav-links a {
  padding: 8px 12px;
  border-radius: 999px;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--ink);
  background: rgba(91, 61, 143, 0.08);
}
.nav-links a.active { font-weight: 700; color: var(--accent); }
.nav-cta {
  display: inline-flex;
  align-items: center;
  height: 38px;
  padding: 0 16px;
  border-radius: 999px;
  background: var(--cta);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
}

.page {
  padding: 36px 0 48px;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 12px;
}
.eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--accent);
}
h1, .display {
  margin: 0;
  font-family: "Shippori Mincho", "Hiragino Mincho ProN", serif;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.25;
}
h1 { font-size: clamp(30px, 4.4vw, 46px); }
h2 {
  margin: 0 0 8px;
  font-family: "Shippori Mincho", serif;
  font-size: clamp(24px, 3vw, 32px);
}
.lead, .section-sub {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
  max-width: 36em;
}
.section-sub { margin: 0 0 22px; font-size: 14px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  border: 0;
  cursor: pointer;
  transition: transform .15s ease, opacity .15s ease;
}
.btn:hover { transform: translateY(-1px); opacity: .94; }
.btn-primary { background: var(--cta); color: #fff; min-width: 160px; }
.btn-secondary {
  background: var(--white);
  color: var(--ink);
  border: 1px solid var(--line);
}
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 36px;
  align-items: center;
}
.gallery {
  position: relative;
  border-radius: 28px;
  overflow: hidden;
  background:
    radial-gradient(circle at 70% 15%, rgba(91, 61, 143, 0.16), transparent 42%),
    linear-gradient(160deg, #2a2038 0%, #17131f 100%);
  min-height: 420px;
  display: grid;
  place-items: center;
  padding: 28px;
}
.gallery img {
  width: min(100%, 500px);
  border-radius: 16px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}
.sold-tag {
  position: absolute;
  left: 18px;
  top: 18px;
  background: rgba(255, 255, 255, 0.94);
  font-size: 12px;
  font-weight: 700;
  padding: 8px 12px;
  border-radius: 999px;
}
.rating {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
  font-size: 13px;
  color: var(--muted);
}
.stars { color: var(--star); letter-spacing: 1px; }
.price-row {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-top: 20px;
}
.price { font-size: 34px; font-weight: 700; }
.price-note { font-size: 13px; color: var(--muted); }
.trust {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 18px;
  margin-top: 18px;
  font-size: 12px;
  color: var(--muted);
}
.trust span::before {
  content: "✓";
  color: var(--ok);
  font-weight: 700;
  margin-right: 6px;
}

.proof {
  margin-top: 28px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  overflow: hidden;
}
.proof div {
  padding: 18px 14px;
  text-align: center;
  border-right: 1px solid var(--line);
}
.proof div:last-child { border-right: 0; }
.proof strong { display: block; font-size: 22px; }
.proof span { display: block; margin-top: 4px; font-size: 12px; color: var(--muted); }

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.card {
  padding: 22px 20px;
  border-radius: 18px;
  background: var(--white);
  border: 1px solid var(--line);
}
.card .n {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 10px;
}
.card h3 {
  margin: 0;
  font-size: 17px;
  font-family: "Shippori Mincho", serif;
}
.card p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
}

.story {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 28px;
  align-items: center;
  padding: 28px;
  border-radius: 24px;
  background: linear-gradient(135deg, var(--accent-soft), #fff 55%);
  border: 1px solid #e4dcf0;
}
.story img {
  width: 100%;
  border-radius: 18px;
  aspect-ratio: 1;
  object-fit: cover;
}
.pill {
  display: inline-block;
  margin-top: 16px;
  padding: 8px 12px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid #dfd4ef;
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
}

.reviews { display: grid; gap: 12px; }
.review {
  padding: 18px;
  border-radius: 18px;
  background: var(--white);
  border: 1px solid var(--line);
}
.review .who {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
}
.review .who em { font-style: normal; color: var(--star); }
.review p {
  margin: 10px 0 0;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.75;
}

.faq { display: grid; gap: 10px; }
details {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 16px;
}
summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 14px;
  list-style: none;
}
summary::-webkit-details-marker { display: none; }
details p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
}

.pager {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 36px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}
.pager a {
  font-size: 13px;
  color: var(--muted);
  font-weight: 700;
}
.pager a strong { color: var(--ink); display: block; margin-top: 4px; font-size: 15px; }
.pager .next { text-align: right; }

footer.site {
  padding: 18px 0 32px;
  text-align: center;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.8;
  border-top: 1px solid rgba(22, 20, 28, 0.06);
}

@media (max-width: 860px) {
  .nav-links { display: none; }
  .hero-grid, .story, .cards, .proof { grid-template-columns: 1fr; }
  .proof div { border-right: 0; border-bottom: 1px solid var(--line); }
  .proof div:last-child { border-bottom: 0; }
  .gallery { min-height: 300px; }
}