/* ═══════════════════════════════════════════
   Instagram Reels Grid — Styles
   ═══════════════════════════════════════════ */

:root {
  --irg-gap: 12px;
  --irg-radius: 12px;
  --irg-overlay: rgba(0, 0, 0, 0.35);
  --irg-accent: #e1306c;
  --irg-text: #ffffff;
  --irg-transition: 0.3s ease;
}

/* ── Grid container ── */
.irg-grid {
  display: grid;
  grid-template-columns: repeat(var(--irg-cols, 4), 1fr);
  gap: var(--irg-gap);
  width: 100%;
  margin: 0 auto;
  padding: 8px 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* ── Single card ── */
.irg-item {
  position: relative;
  border-radius: var(--irg-radius);
  overflow: hidden;
  background: #111;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
  transition: transform var(--irg-transition), box-shadow var(--irg-transition);
  cursor: pointer;
}

.irg-item:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
}

/* ── Thumb wrapper (16:9 aspect ratio) ── */
.irg-thumb {
  position: relative;
  width: 100%;
  padding-bottom: 177.78%; /* 9:16 portrait — reel aspect ratio */
  overflow: hidden;
  background: #1a1a1a;
}

/* ── Thumbnail image ── */
.irg-thumb img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity var(--irg-transition);
  z-index: 1;
}

/* ── Video overlay ── */
.irg-thumb video.irg-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  z-index: 2;
  transition: opacity var(--irg-transition);
  pointer-events: none;
}

/* On hover: show video, hide image */
.irg-item:hover .irg-thumb img {
  opacity: 0;
}
.irg-item:hover .irg-thumb video.irg-video {
  opacity: 1;
}

/* ── Play icon ── */
.irg-play-icon {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 3;
  background: var(--irg-overlay);
  transition: opacity var(--irg-transition);
}

.irg-play-icon svg {
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.5));
  transition: transform 0.2s ease;
}

.irg-item:hover .irg-play-icon {
  opacity: 0;
}

/* ── Reel badge (top-right) ── */
.irg-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 5;
  background: rgba(0,0,0,0.55);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
  padding: 3px 8px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  gap: 4px;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

/* ── "View on Instagram" link ── */
.irg-link {
  display: block;
  text-align: center;
  font-size: 12px;
  font-weight: 500;
  color: var(--irg-accent);
  padding: 8px 10px;
  text-decoration: none;
  letter-spacing: 0.3px;
  transition: color 0.2s;
  background: #fff;
}

.irg-link:hover {
  color: #c13584;
  text-decoration: underline;
}

/* ── Error message ── */
.irg-error {
  background: #fff3cd;
  border-left: 4px solid #ffc107;
  padding: 12px 16px;
  border-radius: 6px;
  font-size: 14px;
  color: #555;
}

/* ══════════════════════════════════════════════
   Responsive breakpoints
   ══════════════════════════════════════════════ */

/* Tablets: 2 columns */
@media (max-width: 900px) {
  .irg-grid {
    grid-template-columns: repeat(2, 1fr) !important;
  }
}

/* Mobile: 1 column */
@media (max-width: 540px) {
  .irg-grid {
    grid-template-columns: 1fr !important;
  }
}

/* ══════════════════════════════════════════════
   Loading skeleton animation
   ══════════════════════════════════════════════ */
.irg-skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: irg-shimmer 1.5s infinite;
}

@keyframes irg-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}