/* CivNode Press additions to the regular book reader and a small
   product page for /marketplace/products/:slug. The run button only
   appears on books authored by 'CivNode Press' so user-created books
   are unaffected. */

/* ── Editor's note shown on chapter 1 of modified imports ────────────── */

.reader-editorial-notes {
  display: block;
  margin: 0 0 2em;
  padding: 0.6em 0.9em;
  border-left: 2px solid var(--accent);
  background: var(--bg-elevated);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

.reader-editorial-notes__label {
  font-weight: 600;
  color: var(--text-primary);
}

.reader-editorial-notes__body {
  color: var(--text-secondary);
}

/* ── Run-in-sandbox button on Go code blocks ─────────────────────────── */

.reader-ch-body pre {
  position: relative;
}

.cnpress-run-btn {
  position: absolute;
  top: 0.4em;
  right: 0.4em;
  padding: 0.25em 0.6em;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  color: var(--text-secondary);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  opacity: 0;
  transition: opacity var(--transition), background var(--transition), color var(--transition);
}

.reader-ch-body pre:hover .cnpress-run-btn,
.cnpress-run-btn:focus {
  opacity: 1;
}

.cnpress-run-btn:hover {
  color: var(--text-primary);
  background: var(--bg-surface);
}

.cnpress-run-btn:disabled {
  opacity: 1;
  cursor: wait;
  color: var(--text-muted);
}

/* ── Per-chapter forum footer (CivNode Press companion editions) ─────── */

.reader-ch-forum {
  margin: 3em 0 2em;
  padding: 1.25em 1.5em;
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  font-family: var(--font-sans);
}

.reader-ch-forum__link {
  display: inline-block;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
}

.reader-ch-forum__link:hover,
.reader-ch-forum__link:focus {
  border-bottom-color: var(--accent);
}

.reader-ch-forum__hint {
  margin: 0.5em 0 0;
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

/* ── /marketplace/products/:slug — the product page ──────────────────── */

.mp-product {
  min-height: 100vh;
  padding: 2rem 1rem 4rem;
  background: var(--bg-primary);
}

.mp-product__wrap {
  max-width: 1100px;
  margin: 0 auto;
}

.mp-product__loading,
.mp-product__error {
  padding: 4rem 1rem;
  text-align: center;
  color: var(--text-muted);
}

.mp-product__error h1 {
  font-family: var(--font-serif);
  margin-bottom: 0.5rem;
}

.mp-product__back {
  display: inline-block;
  margin-top: 1rem;
  color: var(--accent);
  text-decoration: none;
}

.mp-product__back:hover {
  text-decoration: underline;
}

.mp-product__hero {
  display: grid;
  grid-template-columns: minmax(200px, 360px) 1fr;
  gap: 3rem;
  align-items: start;
  margin: 2rem 0 3rem;
}

@media (max-width: 768px) {
  .mp-product__hero {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

.mp-product__cover {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.mp-product__cover img {
  display: block;
  width: 100%;
  height: auto;
}

.mp-product__meta {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-top: 1rem;
}

.mp-product__publisher {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.mp-product__title {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  line-height: 1.15;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.mp-product__author {
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--text-secondary);
  margin: 0;
}

.mp-product__blurb {
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--text-secondary);
  margin: 0.5rem 0;
}

.mp-product__price {
  font-family: var(--font-sans);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--accent);
  margin: 0.5rem 0;
}

.mp-product__buy {
  display: inline-block;
  align-self: flex-start;
  padding: 0.85rem 1.5rem;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  color: var(--bg-primary);
  background: var(--accent);
  border: 0;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition);
}

.mp-product__buy:hover:not(:disabled) {
  background: var(--accent-hover);
}

.mp-product__buy:disabled {
  cursor: wait;
  opacity: 0.7;
}

.mp-product__read-online {
  margin: 0.5rem 0 0;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
}

.mp-product__read-link {
  color: var(--accent);
  text-decoration: none;
}

.mp-product__read-link:hover {
  text-decoration: underline;
}

.mp-product__companion {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2rem;
  margin: 3rem 0 0;
  font-family: var(--font-serif);
  line-height: 1.65;
  color: var(--text-secondary);
}

.mp-product__companion h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 0.75rem;
}