/* ===========================
   SECTION 6: GALLERY
   =========================== */
#gallery {
  background: var(--maroon);
  padding: 0;
}

.gallery-header {
  background: var(--maroon);
  padding: 0.32rem 0.2rem 0.16rem;
  text-align: center;
}

.gallery-header .section-title {
  color: rgba(255, 255, 255, 0.95);
}

.gallery-header .section-subtitle {
  color: rgba(255, 255, 255, 0.6);
}

.gallery-thumbnails {
  display: block;
  padding: 0 0.12rem 0.16rem;
  overflow-x: auto;
  scrollbar-width: none;
}

.gallery-thumbnails.is-loop-track {
  scroll-behavior: auto;
}

.gallery-thumbs-track {
  display: flex;
  gap: 0.08rem;
  width: max-content;
}

.gallery-thumbnails::-webkit-scrollbar {
  display: none;
}

.gallery-thumb {
  flex-shrink: 0;
  width: 0.1152rem;
  height: 0.1152rem;
  border-radius: 0.1rem;
  object-fit: cover;
  border: 0.03rem solid transparent;
  cursor: pointer;
  transition: var(--transition);
  opacity: 0.65;
}

.gallery-thumb.active {
  border-color: white;
  opacity: 1;
}

.gallery-main {
  position: relative;
  overflow: hidden;
  touch-action: pan-y;
  aspect-ratio: 5 / 7.5;
  background: #1a0a0a;
}

.gallery-main-img-wrap {
  display: flex;
  height: 100%;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.gallery-main-img-wrap.is-no-transition {
  transition: none !important;
}

.gallery-main-img {
  display: block;
  width: 100%;
  height: 100%;
  flex-shrink: 0;
  object-fit: cover;
  object-position: center center;
}

#gallery.gallery-reveal-pending #gallery-img-wrap {
  opacity: 0;
  transform: translateY(0.3rem);
  transition: opacity calc(0.6s * var(--animation-speed-factor, 1)) ease,
              transform calc(0.6s * var(--animation-speed-factor, 1)) ease;
}

#gallery.gallery-revealed #gallery-img-wrap {
  opacity: 1;
  transform: translateY(0);
}

#gallery.gallery-reveal-pending #gallery-thumbs {
  opacity: 0;
  transform: translateX(-0.22rem);
  transition: opacity calc(0.56s * var(--animation-speed-factor, 1)) ease,
              transform calc(0.56s * var(--animation-speed-factor, 1)) ease;
}

#gallery.gallery-revealed #gallery-thumbs {
  opacity: 1;
  transform: translateX(0);
}

#gallery.gallery-reveal-pending .gallery-thumb-reveal-item {
  opacity: 0;
  transform: translateX(-0.2rem);
  transition: opacity calc(0.52s * var(--animation-speed-factor, 1)) ease,
              transform calc(0.52s * var(--animation-speed-factor, 1)) cubic-bezier(0.12, 0.86, 0.3, 1);
  transition-delay: calc((0.12s + (var(--gallery-thumb-stagger-index, 0) * 0.07s)) * var(--animation-speed-factor, 1));
}

#gallery.gallery-revealed .gallery-thumb-reveal-item {
  opacity: 1;
  transform: translateX(0);
}

.gallery-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(0.04rem);
  border: none;
  border-radius: 50%;
  width: 0.4rem;
  height: 0.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: white;
  transition: var(--transition);
  z-index: 5;
}

.gallery-nav:hover {
  background: rgba(255, 255, 255, 0.35);
}

.gallery-nav-prev {
  left: 0.12rem;
}

.gallery-nav-next {
  right: 0.12rem;
}

.gallery-nav svg {
  width: 0.2rem;
  height: 0.2rem;
}

/* Fullscreen toggle button */
.gallery-fullscreen-btn {
  position: absolute;
  top: 0.12rem;
  right: 0.12rem;
  width: 0.32rem;
  height: 0.32rem;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(0.04rem);
  border: none;
  border-radius: 0.06rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: white;
  z-index: 6;
  transition: var(--transition);
}

.gallery-fullscreen-btn:hover {
  background: rgba(0, 0, 0, 0.65);
}

.gallery-fullscreen-btn svg {
  width: 0.18rem;
  height: 0.18rem;
}

/* ========================
   GALLERY LIGHTBOX MODAL
   ======================== */
.gallery-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: 100000;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity calc(260ms * var(--animation-speed-factor, 1)) ease,
              visibility 0s linear calc(260ms * var(--animation-speed-factor, 1));
}

.gallery-lightbox.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transition: opacity calc(280ms * var(--animation-speed-factor, 1)) ease-out,
              visibility 0s linear 0s;
}

.gallery-lightbox-stage {
  position: relative;
  width: 100%;
  height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  touch-action: none;
  isolation: isolate;
}

.gallery-lightbox-stage::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  z-index: 1;
  background: linear-gradient(90deg,
      rgba(255, 255, 255, 0.03) 0%,
      rgba(255, 255, 255, 0.08) 48%,
      rgba(255, 255, 255, 0.03) 100%);
  transition: opacity calc(var(--gallery-lightbox-flash-duration-ms, 140ms) * var(--animation-speed-factor, 1)) cubic-bezier(0.33, 1, 0.68, 1);
}

.gallery-lightbox-stage.is-flash-active::after {
  opacity: var(--gallery-lightbox-flash-opacity, 0.12);
}

.gallery-lightbox-stage.is-flash-right::after {
  background: linear-gradient(90deg,
      rgba(255, 255, 255, 0.02) 0%,
      rgba(255, 255, 255, 0.07) 42%,
      rgba(255, 255, 255, 0.11) 72%,
      rgba(255, 255, 255, 0.03) 100%);
}

.gallery-lightbox-stage.is-flash-left::after {
  background: linear-gradient(90deg,
      rgba(255, 255, 255, 0.03) 0%,
      rgba(255, 255, 255, 0.11) 28%,
      rgba(255, 255, 255, 0.07) 58%,
      rgba(255, 255, 255, 0.02) 100%);
}

.gallery-lightbox-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 0.04rem;
  user-select: none;
  opacity: 0;
  transform: scale(0.96);
  transition: opacity calc(220ms * var(--animation-speed-factor, 1)) ease,
              transform calc(320ms * var(--animation-speed-factor, 1)) cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, transform;
  transform-origin: center center;
}

.gallery-lightbox.open .gallery-lightbox-img {
  opacity: 1;
  transform: scale(1);
}

.gallery-lightbox-close {
  position: absolute;
  top: max(16px, env(safe-area-inset-top));
  right: max(16px, env(safe-area-inset-right));
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.12);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: white;
  z-index: 100002;
  opacity: 0;
  transform: translateY(-6px);
  transition: background 0.2s,
              opacity calc(220ms * var(--animation-speed-factor, 1)) ease,
              transform calc(260ms * var(--animation-speed-factor, 1)) ease;
}

.gallery-lightbox.open .gallery-lightbox-close {
  opacity: 1;
  transform: translateY(0);
}

.gallery-lightbox-close:hover {
  background: rgba(255, 255, 255, 0.24);
}

.gallery-lightbox-close svg {
  width: 20px;
  height: 20px;
}

.gallery-lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.12);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: white;
  opacity: 0;
  transition: background 0.2s, opacity 220ms ease;
  z-index: 100002;
}

.gallery-lightbox.open .gallery-lightbox-nav {
  opacity: 1;
}

.gallery-lightbox-nav:hover {
  background: rgba(255, 255, 255, 0.24);
}

.gallery-lightbox-nav svg {
  width: 22px;
  height: 22px;
}

.gallery-lightbox-prev {
  left: max(16px, env(safe-area-inset-left));
}

.gallery-lightbox-next {
  right: max(16px, env(safe-area-inset-right));
}

.gallery-lightbox-counter {
  position: absolute;
  bottom: max(16px, env(safe-area-inset-bottom));
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
  font-family: var(--font-body);
  letter-spacing: 0.05em;
  opacity: 0;
  transition: opacity 220ms ease, transform 260ms ease;
  z-index: 100001;
}

.gallery-lightbox.open .gallery-lightbox-counter {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}