/* Shared sidebar for Futuru editorial articles */
.article-sidebar {
  position: sticky;
  top: 96px;
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.article-sidebar-toc {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 20px;
  padding: 28px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.article-sidebar-title {
  margin: 0 0 16px;
  color: #9ca3af;
  font-family: "Instrument Sans", sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.article-sidebar-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.article-sidebar-link {
  display: block;
  padding: 8px 12px;
  border-left: 2px solid transparent;
  border-radius: 10px;
  color: #6b7280;
  font-size: 13px;
  font-weight: 500;
  line-height: 1.45;
  text-decoration: none;
  transition: color 0.2s, background 0.2s, border-color 0.2s;
}

.article-sidebar-link:hover,
.article-sidebar-link:focus-visible,
.article-sidebar-link.is-active {
  border-left-color: #7c3aed;
  background: #f5f3ff;
  color: #7c3aed;
  outline: none;
}

.article-sidebar-link.is-active {
  font-weight: 600;
}

.article-sidebar-cta {
  position: relative;
  overflow: hidden;
  padding: 28px;
  border-radius: 20px;
  background: linear-gradient(135deg, #7c3aed, #2970ff);
  color: #fff;
}

.article-sidebar-cta::before {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 30px 30px;
  content: "";
  pointer-events: none;
}

.article-sidebar-badge,
.article-sidebar-cta h3,
.article-sidebar-cta p,
.article-sidebar-cta-link {
  position: relative;
  z-index: 1;
}

.article-sidebar-badge {
  display: inline-block;
  margin-bottom: 12px;
  padding: 4px 10px;
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.article-sidebar-cta h3 {
  margin: 0 0 10px;
  color: #fff;
  font-family: "Instrument Sans", sans-serif;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.35;
}

.article-sidebar-cta p {
  margin: 0 0 20px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 13px;
  line-height: 1.65;
}

.article-sidebar-cta-link {
  display: flex;
  width: 100%;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 12px 16px;
  border-radius: 12px;
  background: #fff;
  color: #2970ff;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
}

.article-sidebar-cta-link:hover,
.article-sidebar-cta-link:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 10px 24px rgba(10, 22, 40, 0.18);
  outline: none;
}

@media (max-width: 860px) {
  .article-sidebar {
    position: static;
    display: grid;
    grid-template-columns: 1fr;
    margin-top: 16px;
  }
}

@media (max-width: 520px) {
  .article-sidebar-toc,
  .article-sidebar-cta {
    padding: 22px;
    border-radius: 16px;
  }
}