/* ========== 作品广场 /explore：最简单的图片墙 ========== */
.explore {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 16px 8px;
}

.explore-title { font-size: 1.25rem; }
.explore-sub { margin-bottom: 16px; font-size: .85rem; color: var(--text-dim); }

/* 瀑布流图片墙：纯 CSS 多列，无交互 */
.wall { column-count: 4; column-gap: 12px; }

.wall figure {
  margin: 0 0 12px;
  overflow: hidden;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  break-inside: avoid;
}
.wall img { display: block; width: 100%; }
.wall figcaption {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 7px 10px;
  font-size: .72rem;
  line-height: 1.35;
  color: var(--text-dim);
}
.wall figcaption span:first-child {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.wall figcaption span:last-child { flex: none; color: var(--accent); }

@media (max-width: 900px) {
  .wall { column-count: 3; }
}
@media (max-width: 640px) {
  .wall { column-count: 2; }
}