/* ============================================
   MELOVAR'S TALE — Art Gallery Page
   ============================================ */

/* ── Art Hero ── */
.art-hero {
  position: relative;
  min-height: 60vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.art-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.art-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
}

.art-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    hsla(220, 30%, 5%, 0.3) 0%,
    hsla(220, 30%, 5%, 0.7) 50%,
    var(--surface-950) 100%
  );
  z-index: 1;
}

.art-hero-content {
  position: relative;
  z-index: 2;
  padding: var(--space-4xl) 0;
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
  padding-left: var(--space-xl);
  padding-right: var(--space-xl);
  text-align: center;
}

.art-hero-content h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  background: var(--gradient-azure-fire);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-md);
}

.art-hero-content p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 50ch;
  margin: 0 auto;
}

/* ── Gallery Filter Tabs ── */
.gallery-section {
  position: relative;
  padding: var(--space-5xl) 0;
}

.gallery-tabs {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-3xl);
  flex-wrap: wrap;
}

.gallery-tab {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  padding: 0.6rem 1.5rem;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-base);
}

.gallery-tab:hover {
  color: var(--text-primary);
  border-color: var(--glass-border-hover);
}

.gallery-tab.active {
  color: var(--azure-400);
  border-color: var(--azure-500);
  background: hsla(210, 100%, 50%, 0.08);
  box-shadow: var(--glow-azure-sm);
}

/* ── Gallery Grid ── */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-lg);
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--glass-border);
  cursor: pointer;
  transition: all var(--transition-base);
  aspect-ratio: 3 / 4;
  background: var(--surface-800);
}

.gallery-item:hover {
  transform: translateY(-4px) scale(1.02);
  border-color: var(--glass-border-hover);
  box-shadow: var(--shadow-elevated), var(--glow-azure-sm);
}

.gallery-item img,
.gallery-item video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-item:hover img,
.gallery-item:hover video {
  transform: scale(1.08);
}

.gallery-item-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-lg);
  background: linear-gradient(transparent, hsla(0, 0%, 0%, 0.85));
  transform: translateY(100%);
  transition: transform var(--transition-base);
}

.gallery-item:hover .gallery-item-overlay {
  transform: translateY(0);
}

.gallery-item-overlay h4 {
  font-size: 0.9rem;
  font-family: var(--font-heading);
  margin-bottom: 2px;
}

.gallery-item-overlay span {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.gallery-item-overlay span.legendary {
  color: var(--fire-400);
}

/* ── Video badge for MP4 items ── */
.gallery-item .video-badge {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  background: hsla(20, 100%, 50%, 0.9);
  color: white;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-full);
  z-index: 2;
  box-shadow: var(--glow-fire-sm);
}

/* ── Lightbox ── */
.lightbox {
  position: fixed;
  inset: 0;
  background: hsla(0, 0%, 0%, 0.92);
  backdrop-filter: blur(10px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.lightbox.active {
  opacity: 1;
  pointer-events: all;
}

.lightbox-content {
  max-width: 90vw;
  max-height: 85vh;
  position: relative;
}

.lightbox-content img,
.lightbox-content video {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-elevated);
}

.lightbox-close {
  position: absolute;
  top: var(--space-xl);
  right: var(--space-xl);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
  z-index: 10001;
}

.lightbox-close:hover {
  background: var(--fire-500);
  color: white;
  border-color: var(--fire-500);
}

.lightbox-caption {
  position: absolute;
  bottom: var(--space-2xl);
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  z-index: 10001;
}

.lightbox-caption h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  margin-bottom: 4px;
}

.lightbox-caption span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
  }

  .art-hero {
    min-height: 45vh;
  }
}

@media (max-width: 480px) {
  .gallery-grid {
    grid-template-columns: 1fr;
  }
}