/* ============================================================
   i18n additions -- append to the end of css/styles.css
   ============================================================ */


/* ── Language toggle (desktop nav) ─────────────────────────── */
.nav-lang-toggle {
  display: flex;
  align-items: center;
  gap: 0.2rem;
  margin-left: 0.5rem;
}

.lang-sep {
  color: rgba(255, 255, 255, 0.25);
  font-size: 0.8rem;
  line-height: 1;
  padding: 0 0.1rem;
  user-select: none;
}

.lang-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: rgba(232, 224, 208, 0.45);
  padding: 0.2rem 0.3rem;
  border-radius: 2px;
  transition: color var(--transition);
  line-height: 1;
}

.lang-btn:hover {
  color: var(--color-nav-link);
}

.lang-btn--active {
  color: var(--color-nav-link);
}

/* ── Language toggle (mobile dropdown) ─────────────────────── */
.mobile-lang-toggle {
  display: flex;
  align-items: center;
  gap: 0.2rem;
  padding-top: 0.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 0.25rem;
}

.mobile-lang-toggle .lang-btn {
  font-size: 0.9rem;
  padding: 0.25rem 0.4rem;
}

/* ── Book language badge (books.html) ───────────────────────── */
.book-lang-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.25rem 0.65rem;
  border-radius: 2px;
  border: 1px solid var(--color-border);
}

/* French books */
.book-lang-badge[data-book-lang="fr"] {
  background: #eef2ff;
  border-color: #c7d2fe;
  color: #3730a3;
}

.book-lang-badge[data-book-lang="fr"]::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4f46e5;
  flex-shrink: 0;
}

/* English books */
.book-lang-badge[data-book-lang="en"] {
  background: #f0fdf4;
  border-color: #bbf7d0;
  color: #15803d;
}

.book-lang-badge[data-book-lang="en"]::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #16a34a;
  flex-shrink: 0;
}