/* ============================================================
   FORO IA — Frontend Galería Inmersiva
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@700;900&family=Rajdhani:wght@300;400;600&display=swap');

.fiai-gal-section {
  --gal-primary:    #D900C6;
  --gal-bg:         #050511;
  --gal-surface:    #0D0D26;
  --gal-font-title: 'Orbitron', sans-serif;
  --gal-font-body:  'Rajdhani', sans-serif;
  background: var(--gal-bg);
  padding: 60px 20px 70px;
  font-family: var(--gal-font-body);
}

/* Cabecera */
.fiai-gal-header    { text-align: center; margin-bottom: 40px; }
.fiai-gal-title {
  font-family: var(--gal-font-title);
  font-weight: 700;
  font-size: clamp(1.8rem, 4vw, 3rem);
  color: #fff;
  margin: 0 0 12px;
  letter-spacing: -0.02em;
}
.fiai-gal-accent { color: var(--gal-primary); }
.fiai-gal-desc   { color: #9ca3af; font-size: 1rem; max-width: 520px; margin: 0 auto; }

/* Pestañas */
.fiai-gal-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 32px;
}
.fiai-tab {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.12);
  color: #9ca3af;
  font-family: var(--gal-font-title);
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding: 10px 22px;
  border-radius: 99px;
  cursor: pointer;
  transition: all 0.25s ease;
}
.fiai-tab:hover  { border-color: var(--gal-primary); color: #fff; }
.fiai-tab.active {
  background: var(--gal-primary);
  border-color: var(--gal-primary);
  color: #fff;
  box-shadow: 0 0 22px rgba(217,0,198,0.4);
}

/* Paneles */
.fiai-gal-panel { display: none; animation: fiai-panel-in 0.4s ease; }
.fiai-gal-panel.active { display: block; }
@keyframes fiai-panel-in {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Grid */
.fiai-gal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 220px;
  gap: 12px;
  max-width: 1100px;
  margin: 0 auto;
}
.fiai-gal-item.fiai-gal-featured {
  grid-column: span 2;
  grid-row: span 2;
}

@media (max-width: 640px) {
  .fiai-gal-grid {
    grid-template-columns: 1fr 1fr;
    grid-auto-rows: 160px;
  }
  .fiai-gal-item.fiai-gal-featured {
    grid-column: span 2;
    grid-row: span 1;
  }
}

/* Foto */
.fiai-gal-item {
  position: relative;
  overflow: hidden;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.06);
  cursor: pointer;
  background: var(--gal-surface);
}
.fiai-gal-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.75;
  transition: opacity 0.4s ease, transform 0.6s ease;
  display: block;
}
.fiai-gal-item:hover img { opacity: 1; transform: scale(1.07); }
.fiai-gal-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(5,5,17,0.85) 0%, transparent 55%);
  pointer-events: none;
}
.fiai-gal-item::before {
  content: '⊕';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0);
  font-size: 2.5rem;
  color: rgba(255,255,255,0.8);
  z-index: 3;
  transition: transform 0.3s ease;
  pointer-events: none;
}
.fiai-gal-item:hover::before { transform: translate(-50%, -50%) scale(1); }

.fiai-gal-overlay {
  position: absolute;
  bottom: 14px;
  left: 14px;
  z-index: 2;
  pointer-events: none;
}
.fiai-gal-tag {
  display: inline-block;
  background: var(--gal-primary);
  color: #fff;
  font-family: var(--gal-font-title);
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 4px;
  margin-bottom: 6px;
}
.fiai-gal-caption {
  display: block;
  color: #fff;
  font-family: var(--gal-font-title);
  font-size: 0.85rem;
  font-weight: 700;
  text-shadow: 0 2px 8px rgba(0,0,0,0.8);
}
.fiai-gal-item.fiai-gal-featured .fiai-gal-caption { font-size: 1.1rem; }

/* ===================== BOTÓN VER MÁS ===================== */
.fiai-gal-more-wrap {
  text-align: center;
  margin-top: 28px;
}
.fiai-gal-more-btn {
  display: inline-block;
  font-family: var(--gal-font-title);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #fff;
  background: linear-gradient(135deg, var(--gal-primary), #9b00d9);
  padding: 14px 36px;
  border-radius: 99px;
  text-decoration: none;
  transition: all 0.3s ease;
  border: 1px solid transparent;
  box-shadow: 0 0 20px rgba(217,0,198,0.25);
}
.fiai-gal-more-btn:hover {
  box-shadow: 0 0 32px rgba(217,0,198,0.5);
  transform: translateY(-2px);
  color: #fff;
}
.fiai-gal-more-btn span {
  opacity: 0.7;
  font-weight: 400;
}
.fiai-gal-more-info {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.15);
  cursor: default;
  box-shadow: none;
}
.fiai-gal-more-info:hover {
  box-shadow: none;
  transform: none;
}

/* ===================== LIGHTBOX ===================== */
.fiai-lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.93);
  z-index: 99999;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(8px);
  animation: fiai-lb-fade 0.3s ease;
}
.fiai-lightbox.open { display: flex; }
@keyframes fiai-lb-fade { from { opacity: 0; } to { opacity: 1; } }

.fiai-lb-content {
  max-width: 88vw;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}
#fiai-lb-img {
  max-width: 100%;
  max-height: 78vh;
  border-radius: 12px;
  box-shadow: 0 0 60px rgba(217,0,198,0.3);
  animation: fiai-lb-zoom 0.35s ease;
}
@keyframes fiai-lb-zoom {
  from { transform: scale(0.92); opacity: 0; }
  to   { transform: scale(1);    opacity: 1; }
}
.fiai-lb-info { display: flex; align-items: center; gap: 12px; }
.fiai-lb-tag {
  background: #D900C6;
  color: #fff;
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 3px 10px;
  border-radius: 4px;
  font-family: 'Orbitron', sans-serif;
}
.fiai-lb-caption { color: #e5e7eb; font-family: 'Orbitron', sans-serif; font-size: 0.85rem; }

.fiai-lb-close, .fiai-lb-prev, .fiai-lb-next {
  position: fixed;
  z-index: 100000;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  color: #fff;
  cursor: pointer;
  border-radius: 50%;
  transition: background 0.2s, transform 0.2s;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.fiai-lb-close { top: 80px; right: 20px; width: 44px; height: 44px; font-size: 1.2rem; }
.fiai-lb-prev  { left: 16px;  top: 50%; transform: translateY(-50%); width: 50px; height: 50px; font-size: 2rem; }
.fiai-lb-next  { right: 16px; top: 50%; transform: translateY(-50%); width: 50px; height: 50px; font-size: 2rem; }
.fiai-lb-close:hover { background: rgba(217,0,198,0.5); }
.fiai-lb-prev:hover  { background: rgba(255,255,255,0.15); transform: translateY(-50%) scale(1.1); }
.fiai-lb-next:hover  { background: rgba(255,255,255,0.15); transform: translateY(-50%) scale(1.1); }