/* Shop-like ebook detail mock */

.rm-book-page .rm-shop {
  padding: 28px 0 72px;
}

.rm-book-page .rm-shop-crumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin: 0 0 22px;
  color: var(--rm-ink-soft, #6b6578);
  font-size: 0.82rem;
  font-weight: 700;
}

.rm-book-page .rm-shop-crumb a {
  color: inherit;
  text-decoration: none;
}

.rm-book-page .rm-shop-crumb a:hover {
  color: var(--rm-ink, #16161c);
}

.rm-book-page .rm-shop-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr) minmax(280px, 0.92fr);
  grid-template-areas: "gallery info buy";
  gap: 28px;
  align-items: start;
}

.rm-book-page .rm-shop-gallery {
  grid-area: gallery;
  display: grid;
  gap: 10px;
}

.rm-book-page .rm-shop-stage {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--rm-line, #dedde6);
  border-radius: 16px;
  background: #17131d;
}

.rm-book-page .rm-shop-stage img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 4;
  height: auto;
  object-fit: cover;
  object-position: center top;
}

.rm-book-page .rm-shop-thumbs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.rm-book-page .rm-shop-thumbs button {
  overflow: hidden;
  padding: 0;
  border: 2px solid transparent;
  border-radius: 10px;
  background: #17131d;
  cursor: pointer;
}

.rm-book-page .rm-shop-thumbs button.is-active {
  border-color: var(--rm-purple, #6439e8);
}

.rm-book-page .rm-shop-thumbs img {
  display: block;
  width: 100%;
  height: 72px;
  object-fit: cover;
}

.rm-book-page .rm-shop-info {
  grid-area: info;
  min-width: 0;
}

.rm-book-page .rm-shop-kicker {
  margin: 0 0 8px;
  color: var(--rm-purple, #6439e8);
  font-size: 0.78rem;
  font-weight: 850;
}

.rm-book-page .rm-shop-info h1 {
  margin: 0 0 8px;
  font-size: clamp(1.55rem, 2.4vw, 2.2rem);
  font-weight: 900;
  letter-spacing: -0.05em;
  line-height: 1.2;
}

.rm-book-page .rm-shop-author {
  margin: 0 0 18px;
  color: var(--rm-ink-soft, #6b6578);
  font-weight: 700;
}

.rm-book-page .rm-shop-lead {
  margin: 0 0 22px;
  line-height: 1.75;
  font-size: 0.98rem;
}

.rm-book-page .rm-shop-info h2 {
  margin: 0 0 10px;
  font-size: 1.02rem;
}

.rm-book-page .rm-shop-info ol {
  margin: 0;
  padding-left: 18px;
  line-height: 1.75;
}

.rm-book-page .rm-shop-buy {
  grid-area: buy;
  position: sticky;
  top: calc(var(--header-height, 70px) + 16px);
  display: grid;
  gap: 16px;
  min-width: 0;
  padding: 22px;
  border: 1px solid var(--rm-line, #dedde6);
  border-radius: 18px;
  background: var(--rm-warm, #fff8e9);
  box-shadow: var(--rm-card-shadow, 0 12px 26px rgba(31, 26, 54, 0.08));
}

.rm-book-page .rm-shop-price {
  margin: 0;
  font-size: 1.45rem;
  font-weight: 900;
}

.rm-book-page .rm-shop-price s {
  margin-right: 8px;
  color: var(--rm-ink-soft, #6b6578);
  font-size: 1rem;
}

.rm-book-page .rm-shop-price.is-sale strong {
  color: #e11d48;
}

.rm-book-page .rm-shop-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.rm-book-page .rm-shop-chips li {
  padding: 5px 10px;
  border: 1px solid var(--rm-line, #dedde6);
  border-radius: 999px;
  background: color-mix(in srgb, var(--rm-paper, #fffefa) 70%, transparent);
  font-size: 0.75rem;
  font-weight: 800;
}

.rm-book-page .rm-shop-meta {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.rm-book-page .rm-shop-meta li {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 10px;
  font-size: 0.86rem;
}

.rm-book-page .rm-shop-meta span {
  color: var(--rm-ink-soft, #6b6578);
}

.rm-book-page .rm-shop-actions {
  display: grid;
  gap: 8px;
}

.rm-book-page .rm-shop-actions .button {
  width: 100%;
  min-height: 48px;
  padding: 12px 18px;
  border: 2px solid var(--rm-ink, #16161c);
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 900;
}

.rm-book-page .rm-shop-actions .button.primary {
  background: var(--rm-ink, #16161c);
  color: var(--rm-paper, #fffefa);
}

.rm-book-page .rm-shop-actions .button.ghost {
  background: var(--rm-paper, #fffefa);
  color: var(--rm-ink, #16161c);
}

.rm-book-page .rm-shop-note {
  margin: 0;
  color: var(--rm-ink-soft, #6b6578);
  font-size: 0.75rem;
  line-height: 1.5;
}

.rm-book-page .rm-shop-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 36px;
}

.rm-book-page .rm-shop-facts article {
  padding: 16px 18px;
  border: 1px solid var(--rm-line, #dedde6);
  border-radius: 14px;
  background: color-mix(in srgb, var(--rm-paper, #fffefa) 88%, var(--rm-purple-soft, #eeeaff));
}

.rm-book-page .rm-shop-facts span {
  display: block;
  margin-bottom: 4px;
  color: var(--rm-ink-soft, #6b6578);
  font-size: 0.75rem;
  font-weight: 800;
}

.rm-book-page .rm-shop-facts b {
  font-size: 0.95rem;
}

.rm-book-page .rm-shop-related {
  margin-top: 48px;
}

.rm-book-page .rm-shop-related h2 {
  margin: 0 0 14px;
  font-size: 1.05rem;
}

.rm-book-page .rm-shop-related-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  width: 100%;
}

.rm-book-page .rm-shop-mini {
  display: grid;
  gap: 6px;
  color: inherit;
  text-decoration: none;
}

.rm-book-page .rm-shop-mini img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border: 1px solid var(--rm-line, #dedde6);
  border-radius: 10px;
}

.rm-book-page .rm-shop-mini b {
  font-size: 0.86rem;
  line-height: 1.3;
}

.rm-book-page .rm-shop-mini small {
  color: var(--rm-ink-soft, #6b6578);
}

@media (max-width: 1180px) {
  .rm-book-page .rm-shop-hero {
    grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
    grid-template-areas:
      "gallery buy"
      "info info";
  }
}

@media (max-width: 760px) {
  .rm-book-page .rm-shop-hero,
  .rm-book-page .rm-shop-facts,
  .rm-book-page .rm-shop-related-grid {
    grid-template-columns: 1fr;
  }

  .rm-book-page .rm-shop-hero {
    grid-template-areas:
      "gallery"
      "buy"
      "info";
    gap: 18px;
  }

  .rm-book-page .rm-shop-buy {
    position: static;
  }

  .rm-book-page .rm-shop-related-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .rm-book-page .rm-shop-thumbs img {
    height: 58px;
  }
}

[data-theme="dark"] .rm-book-page .rm-shop-actions .button.primary {
  background: var(--rm-ink, #f9f7ff);
  color: var(--rm-paper, #18171e);
}

[data-theme="dark"] .rm-book-page .rm-shop-actions .button.ghost {
  background: transparent;
}