/* ===== Screenshot List (index) ===== */

.screenshot-page {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

@media (max-width: 767px) {
  .screenshot-page {
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
  }
}

.screenshot-page-inner {
  background: var(--c-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 0 var(--spacing-xl) var(--spacing-xl);
}

.screenshot-header {
  padding-top: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}
.screenshot-header h1 {
  font-size: 24px;
  font-weight: 700;
  color: var(--c-text);
  margin: 0 0 var(--spacing-sm);
}
.screenshot-desc {
  font-size: var(--text-sm);
  color: var(--c-text-muted);
  line-height: 1.6;
  margin: 0;
}

.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: var(--spacing-md);
}
.screenshot-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: var(--spacing-md) var(--spacing-sm);
  background: var(--c-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  transition: transform .2s, box-shadow .2s;
}
.screenshot-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.screenshot-card:hover img {
  animation: icon-jump 1.2s ease 1;
}
.screenshot-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--c-bg);
}
.screenshot-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.screenshot-name {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--c-text);
  text-align: center;
  line-height: 1.3;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 100%;
}
.screenshot-count-badge {
  font-size: 11px;
  color: var(--c-text-muted);
  background: var(--c-bg);
  padding: 2px 8px;
  border-radius: 10px;
  white-space: nowrap;
}

@media (max-width: 767px) {
  .screenshot-grid {
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: var(--spacing-sm);
  }
  .screenshot-icon {
    width: 48px;
    height: 48px;
  }
  .screenshot-header h1 {
    font-size: 20px;
  }
}

/* ===== Gallery (show page) ===== */

/* --- Breadcrumb --- */

/* --- Hero --- */

.gallery-hero {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  padding: var(--spacing-xl) 0;
  border-bottom: 1px solid var(--c-border);
}
.gallery-hero-avatar {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  border-radius: 14px;
  object-fit: contain;
  background: #fff;
  padding: 6px;
  box-shadow: 0 1px 4px rgba(0,0,0,.08);
  transition: transform .25s ease, box-shadow .25s ease;
}
.gallery-hero-avatar:hover {
  transform: scale(1.12);
  box-shadow: 0 4px 16px rgba(0,0,0,.18);
}

.gallery-hero-head-text {
  flex: 1;
  min-width: 0;
}
.gallery-hero-head-text h1 {
  font-size: 22px;
  font-weight: 700;
  color: var(--c-text);
  margin: 0 0 4px;
}
.gallery-hero-count {
  font-size: var(--text-sm);
  color: var(--c-text-muted);
  margin: 0;
}
.gallery-hero-count strong {
  font-weight: 600;
  color: var(--c-primary);
}
.gallery-hero-distro-link {
  display: inline-block;
  margin-top: 6px;
  font-size: var(--text-sm);
  color: var(--c-primary);
  text-decoration: none;
  font-weight: 500;
}
.gallery-hero-distro-link:hover {
  text-decoration: underline;
}

/* --- Grid --- */

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--spacing-md);
}

.gallery-item {
  display: block;
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--c-surface);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  cursor: pointer;
  transform: translateZ(0);
  will-change: transform;
  content-visibility: auto;
  contain-intrinsic-size: 200px;
}
.gallery-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.06) 0, transparent 40%);
  opacity: 0;
  transition: opacity .3s;
  pointer-events: none;
}
.gallery-item:hover {
  transform: scale(1.03);
  box-shadow: var(--shadow-lg);
}
.gallery-item:hover::after {
  opacity: 1;
}

.gallery-item img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: linear-gradient(90deg, var(--c-bg) 0%, var(--c-border) 50%, var(--c-bg) 100%);
  background-size: 200% 100%;
  animation: gallery-img-in .5s ease both, gallery-shimmer 1.4s ease-in-out infinite;
  transition: transform .4s ease, filter .3s;
}
.gallery-item:hover img {
  transform: scale(1.05);
  filter: brightness(1.05) contrast(1.02);
}

/* Thumbnail loading placeholder (shimmer + blur-in) */
@keyframes gallery-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
@keyframes gallery-img-in {
  from {
    filter: blur(8px);
    opacity: .4;
    transform: scale(1.02);
  }
  to {
    filter: blur(0);
    opacity: 1;
    transform: scale(1);
  }
}

/* --- Responsive --- */

@media (max-width: 960px) {
  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-sm);
  }
}

@media (max-width: 640px) {
  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 8px;
  }
  .gallery-hero {
    flex-direction: column;
    text-align: center;
  }
  .gallery-hero-head-text h1 {
    font-size: 18px;
  }
  .gallery-hero-avatar {
    width: 64px;
    height: 64px;
    padding: 4px;
  }
}

/* ===== Load More ===== */
.gallery-loadmore,
.gallery-loading,
.gallery-end {
    display: flex;
    justify-content: center;
    padding: 32px 0 8px;
}
.gallery-loadmore-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-width: 180px;
    padding: 10px 28px;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--c-primary);
    background: var(--c-surface);
    border: 1.5px solid var(--c-primary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all .2s;
}
.gallery-loadmore-btn:hover {
    color: #fff;
    background: var(--c-primary);
    box-shadow: 0 4px 12px rgba(37,99,235,.25);
}
.gallery-loadmore-btn:active {
    transform: scale(.97);
}
.gallery-loading {
    color: var(--c-text-muted);
    font-size: var(--text-sm);
    align-items: center;
    gap: 8px;
}
.gallery-loading-spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid var(--c-border);
    border-top-color: var(--c-primary);
    border-radius: 50%;
    animation: gallery-spin .6s linear infinite;
}
@keyframes gallery-spin {
    to { transform: rotate(360deg); }
}
.gallery-end {
    color: var(--c-text-muted);
    font-size: var(--text-sm);
}

/* ===== Lightbox ===== */

.lightbox-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, .88);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  animation: lightbox-fadein .2s ease;
  cursor: zoom-out;
}
.lightbox-overlay[hidden] {
  display: none;
}

.lightbox-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 90vw;
  max-height: 86vh;
  cursor: default;
  position: relative;
}

.lightbox-image {
  max-width: 100%;
  max-height: 76vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
  box-shadow: 0 8px 40px rgba(0, 0, 0, .5);
  animation: lightbox-zoom .25s ease;
}

/* Lightbox loading spinner */
.lightbox-loader {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 48px;
  height: 48px;
  margin: -24px 0 0 -24px;
  border: 4px solid rgba(255, 255, 255, .15);
  border-top-color: #fff;
  border-radius: 50%;
  animation: lightbox-spin .7s linear infinite;
  pointer-events: none;
  z-index: 1;
}
.lightbox-loader[hidden] {
  display: none;
}
@keyframes lightbox-spin {
  to { transform: rotate(360deg); }
}

.lightbox-caption {
  margin: var(--spacing-sm) 0 0;
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, .7);
  text-align: center;
  line-height: 1.4;
}

.lightbox-counter {
  position: absolute;
  bottom: var(--spacing-lg);
  left: 50%;
  transform: translateX(-50%);
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, .45);
  letter-spacing: .5px;
  background: rgba(0, 0, 0, .4);
  padding: 4px 14px;
  border-radius: 20px;
  -webkit-user-select: none;
  user-select: none;
}

.lightbox-close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-lg);
  width: 44px;
  height: 44px;
  border: none;
  background: rgba(255, 255, 255, .08);
  color: #fff;
  font-size: 30px;
  line-height: 1;
  border-radius: 50%;
  cursor: pointer;
  transition: background .2s, transform .2s;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}
.lightbox-close:hover {
  background: rgba(255, 255, 255, .2);
  transform: rotate(90deg);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border: none;
  background: rgba(255, 255, 255, .06);
  color: #fff;
  font-size: 38px;
  line-height: 1;
  border-radius: 50%;
  cursor: pointer;
  transition: background .2s, transform .2s, opacity .2s;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  opacity: .6;
}
.lightbox-nav:hover {
  background: rgba(255, 255, 255, .18);
  opacity: 1;
}
.lightbox-prev {
  left: var(--spacing-md);
}
.lightbox-prev:hover {
  transform: translateY(-50%) scale(1.1) translateX(-2px);
}
.lightbox-next {
  right: var(--spacing-md);
}
.lightbox-next:hover {
  transform: translateY(-50%) scale(1.1) translateX(2px);
}

@media (max-width: 640px) {
  .lightbox-nav {
    width: 40px;
    height: 40px;
    font-size: 28px;
    opacity: .8;
  }
  .lightbox-close {
    width: 40px;
    height: 40px;
    font-size: 26px;
  }
  .lightbox-image {
    max-height: 65vh;
  }
  .lightbox-content {
    max-width: 96vw;
  }
  .lightbox-counter {
    bottom: var(--spacing-md);
    font-size: 12px;
  }
}

@keyframes lightbox-fadein {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes lightbox-zoom {
  from { transform: scale(.9); opacity: .5; }
  to   { transform: scale(1); opacity: 1; }
}