/* ============================
   A&S HEALTH CLUB — MEDIA GALLERY
   Shared interactive image/video gallery
   component used across gym, services,
   restaurant, and about pages.

   Drop real <img>/<video> in place of the
   gradient placeholders (.mg1–.mg8) when
   ready — markup and JS stay the same.
   ============================ */

.media-section {
  position: relative;
}

.media-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 50px;
}

.media-filter {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.media-filter-btn {
  padding: 9px 20px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gray-3);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: var(--black-2);
  cursor: pointer;
  transition: var(--transition);
}

.media-filter-btn.active,
.media-filter-btn:hover {
  color: var(--white);
  border-color: var(--red);
  background: rgba(200, 16, 46, 0.12);
}

/* ---- Masonry-style grid ---- */
.media-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 200px;
  gap: 16px;
}

.media-tile {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: var(--black-3);
}

.media-tile.span-2x2 {
  grid-column: span 2;
  grid-row: span 2;
}
.media-tile.span-2x1 {
  grid-column: span 2;
}
.media-tile.span-1x2 {
  grid-row: span 2;
}

.media-tile-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Gradient placeholders matching site palette — swap for real photos/video posters */
.mg1 { background: linear-gradient(135deg, #2c3e50, #3498db); }
.mg2 { background: linear-gradient(135deg, #16a085, #2ecc71); }
.mg3 { background: linear-gradient(135deg, #f39c12, #f1c40f); }
.mg4 { background: linear-gradient(135deg, #9b59b6, #8e44ad); }
.mg5 { background: linear-gradient(135deg, #34495e, #2c3e50); }
.mg6 { background: linear-gradient(135deg, #e67e22, #d35400); }
.mg7 { background: linear-gradient(135deg, #1abc9c, #16a085); }
.mg8 { background: linear-gradient(135deg, #c8102e, #960d22); }

.media-tile:hover .media-tile-bg {
  transform: scale(1.08);
}

.media-tile-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(1, 6, 14, 0.92) 0%,
    rgba(1, 6, 14, 0.15) 45%,
    transparent 70%
  );
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 18px 20px;
  z-index: 2;
}

.media-tile-label {
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 1px;
  transform: translateY(8px);
  opacity: 0.85;
  transition: var(--transition);
}

.media-tile-sub {
  font-size: 0.68rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--gray-3);
  margin-top: 4px;
  opacity: 0;
  transform: translateY(8px);
  transition: var(--transition);
}

.media-tile:hover .media-tile-label,
.media-tile:hover .media-tile-sub {
  transform: translateY(0);
  opacity: 1;
}

/* Play button for video tiles */
.media-play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.85);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(1, 6, 14, 0.55);
  border: 1.5px solid rgba(255, 255, 255, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 3;
  transition: var(--transition);
  backdrop-filter: blur(2px);
}

.media-play svg {
  width: 18px;
  height: 18px;
  fill: var(--white);
  margin-left: 3px;
}

.media-tile:hover .media-play {
  transform: translate(-50%, -50%) scale(1);
  background: var(--red);
  border-color: var(--red);
}

.media-tile-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 3;
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--white);
  background: rgba(200, 16, 46, 0.85);
  padding: 4px 10px;
}

/* ============================
   LIGHTBOX
   ============================ */
.media-lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(1, 6, 14, 0.96);
  backdrop-filter: blur(6px);
  padding: 40px;
}

.media-lightbox.open {
  display: flex;
  animation: lightboxFade 0.25s ease;
}

@keyframes lightboxFade {
  from { opacity: 0; }
  to { opacity: 1; }
}

.media-lightbox-stage {
  position: relative;
  max-width: 1100px;
  width: 100%;
}

.media-lightbox-media {
  width: 100%;
  max-height: 78vh;
  background-size: cover;
  background-position: center;
  border: 1px solid rgba(255, 255, 255, 0.1);
  aspect-ratio: 16 / 9;
}

.media-lightbox-caption {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-top: 20px;
  flex-wrap: wrap;
  gap: 10px;
}

.media-lightbox-caption h4 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: 1px;
}

.media-lightbox-caption span {
  font-size: 0.7rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--gray-3);
}

.media-lightbox-close {
  position: absolute;
  top: -50px;
  right: 0;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: transparent;
  color: var(--white);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  transition: var(--transition);
}

.media-lightbox-close:hover {
  border-color: var(--red);
  background: rgba(200, 16, 46, 0.15);
}

.media-lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 46px;
  height: 46px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(1, 6, 14, 0.6);
  color: var(--white);
  font-size: 1.3rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.media-lightbox-nav:hover {
  border-color: var(--red);
  background: rgba(200, 16, 46, 0.3);
}

.media-lightbox-prev { left: -60px; }
.media-lightbox-next { right: -60px; }

/* ============================
   RESPONSIVE
   ============================ */
@media (max-width: 1024px) {
  .media-grid {
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: 170px;
  }
  .media-lightbox-prev { left: -10px; }
  .media-lightbox-next { right: -10px; }
}

@media (max-width: 768px) {
  .media-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 160px;
  }
  .media-tile.span-2x2 {
    grid-column: span 2;
    grid-row: span 1;
  }
  .media-tile.span-1x2 {
    grid-row: span 1;
  }
  .media-lightbox {
    padding: 20px;
  }
  .media-lightbox-nav {
    width: 38px;
    height: 38px;
    top: auto;
    bottom: -56px;
    transform: none;
  }
  .media-lightbox-prev { left: 0; }
  .media-lightbox-next { right: 0; }
  .media-lightbox-close {
    top: -44px;
  }
}

@media (max-width: 600px) {
  .media-header {
    margin-bottom: 30px;
  }
  .media-filter-btn {
    padding: 7px 14px;
    font-size: 0.62rem;
  }
  .media-grid {
    grid-template-columns: 1fr 1fr;
    grid-auto-rows: 140px;
    gap: 10px;
  }
  .media-tile-label {
    font-size: 0.9rem;
  }
  .media-play {
    width: 44px;
    height: 44px;
  }
  .media-lightbox-caption h4 {
    font-size: 1.1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .media-tile-bg,
  .media-tile-label,
  .media-tile-sub,
  .media-play {
    transition: none;
  }
}