/* Promo container */
section.sidebar-box.project-promo {
  border: 1px solid #ccc;
  background-color: #f9f9f9;
  padding: 0.75rem;
  margin-top: 1.5rem;
  border-radius: 6px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
  transition: box-shadow 0.2s ease;
}

section.sidebar-box.project-promo:hover {
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
}

/* Title */
h4.project-promo-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
}

/* Tagline */
.project-promo-tagline {
  margin: 0.25rem 0 0.5rem;
  color: #333;
}

/* Image block */
.project-promo-image-link {
  display: block;
  margin: 0.5rem 0;
}

.project-promo-image {
  width: 100%;
  height: auto;
  border-radius: 4px;
  display: block;
}

/* Footer credit */
section.sidebar-box.project-promo p.project-promo-credit {
  margin: 0;
  margin-top: 0.75rem;
  font-size: 90%;
  font-weight: bold;
  color: #555;
}