/* ═══════════════════════════════════════════════
   GALLERY.CSS — Estilos compartidos para todas
   las páginas de galería (foto y video)
   Tema oscuro — coherente con cristian-brand/index.html
   ═══════════════════════════════════════════════ */

:root {
  --bg:           #07070c;
  --bg-2:         #0d0d18;
  --surface:      rgba(200, 225, 255, 0.06);
  --surface-2:    rgba(200, 225, 255, 0.10);
  --text:         #eaf2fb;
  --text-muted:   rgba(234, 242, 251, 0.55);
  --text-dim:     rgba(234, 242, 251, 0.35);
  --accent:       #6ab8ff;
  --accent-light: #93cdff;
  --border:       rgba(200, 225, 255, 0.10);
  --border-strong:rgba(200, 225, 255, 0.20);
  --font-h:       'Fraunces', Georgia, serif;
  --font-b:       'DM Sans', 'Inter', sans-serif;
  --ease:         cubic-bezier(0.4, 0, 0.2, 1);
  --transition:   0.4s var(--ease);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-b);
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; border: none; background: none; color: inherit; }

/* === HEADER DE GALERÍA === */
.gal-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5%;
  height: 68px;
  background: rgba(7, 7, 12, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.gal-header__back {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color var(--transition);
  font-weight: 500;
}
.gal-header__back:hover { color: var(--accent); }
.gal-header__back svg { flex-shrink: 0; }
.gal-header__title {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-h);
  font-size: 1.05rem;
  font-weight: 300;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}
.gal-header__home {
  font-family: var(--font-h);
  font-size: 1.05rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--text);
  transition: color var(--transition);
}
.gal-header__home:hover { color: var(--accent); }

/* === HERO DE GALERÍA === */
.gal-hero {
  padding: 120px 5% 56px;
  border-bottom: 1px solid var(--border);
}
.gal-hero__label {
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
  font-weight: 500;
}
.gal-hero__title {
  font-family: var(--font-h);
  font-size: clamp(2.8rem, 7vw, 6rem);
  font-weight: 300;
  line-height: 0.95;
  margin-bottom: 16px;
  color: var(--text);
}
.gal-hero__title em {
  font-style: italic;
  color: var(--text-muted);
}
.gal-hero__count {
  font-size: 0.8rem;
  color: var(--text-dim);
  letter-spacing: 0.06em;
}

/* ═══════════════════════════════════════════════
   CLIENT-CARD GRID (página de categoría)
   ═══════════════════════════════════════════════ */
.client-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2px;
  padding: 40px 24px 80px;
  max-width: 1200px;
  margin: 0 auto;
}
.client-card {
  position: relative;
  aspect-ratio: 2/3;
  overflow: hidden;
  cursor: pointer;
  text-decoration: none;
  display: block;
  background: var(--bg-2);
}
.client-card img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.55s var(--ease);
}
.client-card:hover img { transform: scale(1.05); }
.client-card__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top,
    rgba(7,7,12,0.88) 0%,
    rgba(7,7,12,0.25) 45%,
    transparent 70%
  );
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px 22px;
  gap: 4px;
  transition: background 0.3s ease;
}
.client-card:hover .client-card__overlay {
  background: linear-gradient(to top,
    rgba(7,7,12,0.96) 0%,
    rgba(7,7,12,0.5) 55%,
    rgba(7,7,12,0.12) 85%,
    transparent 100%
  );
}
.client-card__label {
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
}
.client-card__name {
  font-family: var(--font-h);
  font-size: 1.1rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--text);
  line-height: 1.2;
}
.client-card__arrow {
  font-size: 1rem;
  color: var(--accent);
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  margin-top: 4px;
}
.client-card:hover .client-card__arrow { opacity: 1; transform: translateX(0); }

@media (max-width: 600px) {
  .client-grid { grid-template-columns: repeat(2, 1fr); gap: 2px; padding: 24px 0 60px; }
}

/* ═══════════════════════════════════════════════
   GALERÍA DE FOTOS — Grid masonry
   ═══════════════════════════════════════════════ */
.photo-grid,
.photo-masonry {
  padding: 2px;
  columns: 3;
  column-gap: 2px;
}
.photo-item {
  break-inside: avoid;
  margin-bottom: 2px;
  cursor: zoom-in;
  position: relative;
  overflow: hidden;
  display: block;
  background: var(--bg-2);
}
.photo-item img,
.photo-item .placeholder-img {
  width: 100%;
  display: block;
  transition: transform 0.55s var(--ease);
}
.photo-item:hover img,
.photo-item:hover .placeholder-img { transform: scale(1.04); }

/* Placeholder shimmer oscuro */
.placeholder-img {
  background: var(--bg-2);
  position: relative;
  overflow: hidden;
}
.placeholder-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, var(--bg-2) 0%, rgba(200,225,255,0.05) 40%, var(--bg-2) 80%);
  background-size: 200% 100%;
  animation: shimmer 2.5s ease infinite;
}
@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ═══════════════════════════════════════════════
   LIGHTBOX (fotos)
   ═══════════════════════════════════════════════ */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(7, 7, 12, 0.97);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}
.lightbox.open {
  opacity: 1;
  pointer-events: all;
}
.lightbox__img {
  max-width: 90vw;
  max-height: 88vh;
  object-fit: contain;
  border-radius: 2px;
  transform: scale(0.94);
  transition: transform 0.35s var(--ease);
  user-select: none;
}
.lightbox.open .lightbox__img { transform: scale(1); }

/* Controles */
.lightbox__close {
  position: absolute;
  top: 24px; right: 28px;
  font-size: 2rem;
  color: var(--text-muted);
  line-height: 1;
  transition: color var(--transition);
  z-index: 2;
}
.lightbox__close:hover { color: var(--accent); }
.lightbox__prev,
.lightbox__next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2rem;
  color: var(--text-muted);
  padding: 16px;
  transition: color var(--transition);
  z-index: 2;
  user-select: none;
}
.lightbox__prev { left: 16px; }
.lightbox__next { right: 16px; }
.lightbox__prev:hover,
.lightbox__next:hover { color: var(--accent); }
.lightbox__counter {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--text-dim);
}

/* Caption */
.lightbox__caption {
  position: absolute;
  bottom: 50px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-h);
  font-size: 1rem;
  font-style: italic;
  color: var(--text-muted);
  white-space: nowrap;
}

/* ═══════════════════════════════════════════════
   GALERÍA DE VIDEOS — Grid
   ═══════════════════════════════════════════════ */
.video-grid {
  padding: 40px 5%;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 2px;
  background: var(--border);
}
.video-card {
  display: block;
  background: var(--bg-2);
  overflow: hidden;
  cursor: pointer;
}
.video-card__thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
}
.video-card__thumb img,
.video-card__thumb .placeholder-img { width: 100%; height: 100%; object-fit: cover; }
.video-card__thumb .placeholder-img { transition: transform 0.55s var(--ease); }
.video-card:hover .placeholder-img { transform: scale(1.04); }
.video-card__play-btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(7, 7, 12, 0.45);
  transition: background var(--transition);
}
.video-card:hover .video-card__play-btn { background: rgba(7, 7, 12, 0.65); }
.video-card__play-icon {
  width: 60px;
  height: 60px;
  border: 1.5px solid rgba(106, 184, 255, 0.5);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 1.4rem;
  padding-left: 4px;
  transform: scale(0.9);
  transition: transform 0.35s var(--ease), border-color var(--transition);
}
.video-card:hover .video-card__play-icon { transform: scale(1); border-color: var(--accent); }
.video-card__info {
  padding: 18px 22px;
  border-top: 1px solid var(--border);
}
.video-card__cat {
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
  display: block;
}
.video-card__title {
  font-family: var(--font-h);
  font-size: 1.15rem;
  font-weight: 400;
  margin-bottom: 4px;
  color: var(--text);
}
.video-card__dur {
  font-size: 0.72rem;
  color: var(--text-dim);
}

/* === MODAL DE VIDEO === */
.video-modal {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(7, 7, 12, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}
.video-modal.open { opacity: 1; pointer-events: all; }
.video-modal__inner {
  width: min(900px, 92vw);
  position: relative;
}
.video-modal__close {
  position: absolute;
  top: -44px; right: 0;
  font-size: 1.8rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.video-modal__close:hover { color: var(--text); }
.video-modal__player {
  position: relative;
  aspect-ratio: 16/9;
  background: #000;
  border-radius: 4px;
  overflow: hidden;
}
.video-modal__player iframe,
.video-modal__player video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

/* === SEPARADOR DE SECCIÓN === */
.gal-section {
  padding: 48px 5% 20px;
}
.gal-section__label {
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
  font-weight: 500;
}
.gal-section__title {
  font-family: var(--font-h);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 300;
  color: var(--text);
  border-bottom: 1px solid var(--border);
  padding-bottom: 16px;
}

/* === FOOTER DE GALERÍA === */
.gal-footer {
  padding: 32px 5%;
  text-align: center;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  margin-top: 40px;
}

/* === SCROLL REVEAL === */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .photo-grid,
  .photo-masonry { columns: 2; }
  .gal-hero__title { font-size: clamp(2.2rem, 10vw, 3.5rem); }
  .video-grid { grid-template-columns: 1fr; padding: 2px; }
  .lightbox__prev { left: 4px; }
  .lightbox__next { right: 4px; }
}
@media (max-width: 480px) {
  .photo-grid,
  .photo-masonry { columns: 1; }
}