/* ---------- Instagram-style feed grid ---------- */

.dt-feed-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 4px;
  padding-bottom: 80px;
}

.dt-feed-item {
  position: relative;
  margin: 0;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  cursor: pointer;
  background: var(--dt-panel);
  border: 1px solid var(--dt-gray);
}

.dt-feed-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.dt-feed-item:hover img {
  transform: scale(1.05);
}

.dt-feed-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(5, 5, 5, 0.85);
  border: 1px solid var(--dt-red);
  color: var(--dt-red);
  font-size: 14px;
  text-transform: uppercase;
  padding: 3px 8px;
}

.dt-feed-item figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 10px 12px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.85), transparent);
  color: #fff;
  font-size: 16px;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.dt-feed-item:hover figcaption {
  opacity: 1;
}

/* ---------- Lightbox ---------- */

.dt-lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 30px;
}

.dt-lightbox.open {
  display: flex;
}

.dt-lightbox-inner {
  max-width: 1000px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow-y: auto;
}

.dt-lightbox-inner img {
  max-height: 70vh;
  width: auto;
  margin: 0 auto;
  border: 1px solid var(--dt-gray);
}

.dt-lightbox-text {
  text-align: center;
  margin-top: 20px;
  max-width: 700px;
}

.dt-lightbox-caption {
  font-size: 26px;
  color: var(--dt-text-light);
  margin: 0 0 8px;
}

.dt-lightbox-description {
  color: var(--dt-muted);
  font-size: 20px;
  margin: 0 0 12px;
}

.dt-lightbox-link {
  display: none;
  border: 1px solid var(--dt-red);
  color: var(--dt-red);
  padding: 8px 18px;
  text-transform: uppercase;
}

.dt-lightbox-link:hover {
  background: var(--dt-red);
  color: var(--dt-dark);
}

.dt-lightbox-close {
  position: absolute;
  top: 20px;
  right: 30px;
  background: none;
  border: 1px solid var(--dt-gray);
  color: #fff;
  font-family: var(--dt-font);
  font-size: 20px;
  padding: 6px 14px;
  cursor: pointer;
}

.dt-lightbox-close:hover {
  border-color: var(--dt-red);
  color: var(--dt-red);
}

/* ---------- Video grid ---------- */

.dt-video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 30px;
  padding-bottom: 80px;
}

.dt-video-card {
  background: var(--dt-panel);
  border: 1px solid var(--dt-gray);
}

.dt-video-embed {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
  border-bottom: 1px solid var(--dt-gray);
}

.dt-video-embed iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

.dt-video-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--dt-red);
  text-transform: uppercase;
  font-size: 22px;
}

.dt-video-body {
  padding: 20px;
}

.dt-video-title {
  font-size: 26px;
  margin: 0 0 10px;
  text-transform: none;
}

.dt-video-desc {
  color: var(--dt-muted);
  font-size: 19px;
  margin: 0 0 14px;
}

.dt-video-link {
  display: inline-block;
  border: 1px solid var(--dt-red);
  color: var(--dt-red);
  padding: 6px 14px;
  font-size: 16px;
  text-transform: uppercase;
}

.dt-video-link:hover {
  background: var(--dt-red);
  color: var(--dt-dark);
}

@media (max-width: 600px) {
  .dt-feed-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  }
}