.about-thumbs {
  position: relative;
}

.about-thumbs-track {
  display: flex;
  gap: 10px;
}

.about-thumbs-nav {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 100%;
  display: flex;
  justify-content: space-between;
  /* pointer-events: none дозволяє кліки крізь контейнер */
  pointer-events: none;
}

.about-nav-btn {
  background: #fff;
  border: 1px solid #ccc;
  border-radius: 6px;
  cursor: pointer;
  padding: 4px 10px;
  font-size: 18px;
  /* повертаємо pointer-events тільки кнопкам */
  pointer-events: all;
}

.about-nav-btn:disabled {
  opacity: 0.8;
  cursor: default;
}
.about-images {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.about-main-img {
  width: 100%;
}
.about-thumbs {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.about-thumb {
  flex: 1;
  min-width: 0;
  cursor: pointer;
}
.granite-placeholder {
  width: 100%;
  overflow: hidden;
  border: 2px solid transparent;
  transition: border-color 0.2s, opacity 0.2s;
}
.granite-placeholder:hover {
  opacity: 0.85;
}
.active-thumb .granite-placeholder {
  border-color: #888;
  opacity: 1;
}