.hb-book-info-panel {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.hb-book-info-panel__series {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--hb-orange-600);
  text-decoration: none;
}
.hb-book-info-panel__series:hover { text-decoration: underline; }

.hb-book-info-panel__title {
  font-family: var(--hb-font-display);
  font-weight: 700;
  font-size: clamp(36px, 4vw, 56px);
  line-height: 1.05;
  letter-spacing: -.02em;
  color: var(--hb-ink-900);
  margin: 0;
}
.hb-book-info-panel__original {
  font-family: var(--hb-font-serif);
  font-style: italic;
  font-size: 17px;
  color: var(--hb-ink-500);
  margin: 0;
}
.hb-book-info-panel__authors {
  font-size: 18px;
  font-weight: 500;
  color: var(--hb-ink-900);
  margin: 8px 0 0;
}
.hb-book-info-panel__authors a {
  color: var(--hb-blue-700);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}
.hb-book-info-panel__authors a:hover { color: var(--hb-orange-600); }
.hb-book-info-panel__translator {
  display: inline-block;
  font-size: 14px;
  color: var(--hb-ink-500);
  margin-left: 8px;
  font-weight: 400;
}

.hb-book-info-panel__buy-block {
  margin-top: 16px;
  padding: 24px;
  background: var(--hb-paper-2);
  border-left: 3px solid var(--hb-orange-500);
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.hb-book-info-panel__price {
  display: flex;
  align-items: baseline;
  gap: 14px;
}
.hb-book-info-panel__price-eur {
  font-family: var(--hb-font-display);
  font-weight: 700;
  font-size: 32px;
  letter-spacing: -.02em;
  color: var(--hb-ink-900);
}
.hb-book-info-panel__price-bgn {
  font-size: 15px;
  color: var(--hb-ink-500);
  letter-spacing: .02em;
}
.hb-book-info-panel__availability {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .04em;
}
.hb-book-info-panel__dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: currentColor;
  display: inline-block;
}
.hb-book-info-panel__availability--in_stock { color: #2e7d4f; }
.hb-book-info-panel__availability--expected { color: var(--hb-orange-700); }
.hb-book-info-panel__availability--out_of_stock { color: var(--hb-ink-500); }

.hb-book-info-panel__buy { align-self: flex-start; }

.hb-book-info-panel__category {
  font-size: 14px;
  color: var(--hb-ink-500);
  margin: 0;
}
.hb-book-info-panel__category a {
  color: var(--hb-blue-700);
  text-decoration: none;
}
.hb-book-info-panel__category a:hover { color: var(--hb-orange-600); }