:root {
  --bg: #121214;
  --fg: #f2f2f3;
  --muted: #a0a0a6;
  --card-bg: #1c1c1f;
  --border: #2c2c30;
  --accent: #818cf8;
  --cols: 4;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  justify-content: space-between;
}

.filters {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

/* Multi-select dropdown */
.multiselect {
  position: relative;
}

.multiselect-toggle {
  min-width: 150px;
  text-align: left;
  padding: 7px 28px 7px 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--card-bg) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%23a0a0a6'/%3E%3C/svg%3E") no-repeat right 10px center;
  color: var(--fg);
  font-size: 13px;
  cursor: pointer;
}

.multiselect-toggle:hover { border-color: var(--accent); }

.multiselect-panel {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  z-index: 20;
  min-width: 220px;
  max-height: 280px;
  overflow-y: auto;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  padding: 6px;
}

.multiselect-panel:not([hidden]) {
  display: block;
}

.multiselect-panel-header {
  display: flex;
  gap: 6px;
  padding-bottom: 6px;
  margin-bottom: 6px;
  border-bottom: 1px solid var(--border);
}

.multiselect-search {
  flex: 1;
  min-width: 0;
  padding: 6px 8px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--fg);
  font-size: 13px;
}

.multiselect-search:focus {
  outline: none;
  border-color: var(--accent);
}

.multiselect-clear-inline {
  padding: 6px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  font-size: 12px;
  cursor: pointer;
  white-space: nowrap;
}

.multiselect-clear-inline:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.multiselect-options {
  max-height: 220px;
  overflow-y: auto;
}

.multiselect-option {
  display: none;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-radius: 6px;
  font-size: 13px;
  cursor: pointer;
  white-space: nowrap;
}

.multiselect-option:not([hidden]) {
  display: flex;
}

.multiselect-option:hover { background: var(--bg); }

.multiselect-option input {
  margin: 0;
}

.multiselect-empty {
  margin: 0;
  padding: 10px 8px;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}

#clear-filters {
  padding: 7px 14px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--fg);
  cursor: pointer;
  font-size: 13px;
}

#clear-filters:hover { border-color: var(--accent); color: var(--accent); }

.right-controls {
  display: flex;
  align-items: center;
  gap: 14px;
}

.grid-controls {
  display: flex;
  gap: 6px;
}

.col-btn {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--fg);
  font-size: 13px;
  cursor: pointer;
}

.col-btn:hover { border-color: var(--accent); }

.col-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.mode-toggle-btn {
  width: 180px;
  height: 48px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background-color: var(--card-bg);
  background-image: url("show-sprite.png");
  background-repeat: no-repeat;
  background-size: 180px 1248px;
  background-position: 0 0;
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  text-shadow: 0 1px 3px rgba(0,0,0,0.6);
  transition: background-position 0.1s ease-out;
}

.mode-toggle-btn:hover { border-color: var(--accent); }

.mode-toggle-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

main {
  padding: 16px 24px 48px;
}

body.selection-mode main {
  padding-bottom: 88px;
}

.result-count {
  color: var(--muted);
  font-size: 13px;
  margin: 0 0 20px;
}

.movie-section {
  margin-bottom: 40px;
}

.movie-section h2 {
  font-size: 22px;
  margin: 0 0 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.actor-section {
  margin-bottom: 24px;
}

.actor-section h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--muted);
  margin: 0 0 10px;
}

.gallery {
  column-count: var(--cols);
  column-gap: 10px;
}

@media (max-width: 640px) {
  .gallery { column-count: min(var(--cols), 2); }
}

.thumb {
  position: relative;
  display: inline-block;
  width: 100%;
  break-inside: avoid;
  margin: 0 0 10px;
  overflow: hidden;
  border-radius: 8px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  cursor: pointer;
}

.thumb img {
  width: 100%;
  height: auto;
  display: block;
  opacity: 0;
  transition: transform 0.15s ease, opacity 0.25s ease;
}

.thumb img.loaded {
  opacity: 1;
}

.thumb-sprite {
  display: block;
  width: 100%;
  background-repeat: no-repeat;
  background-color: var(--card-bg);
  opacity: 0;
  transition: transform 0.15s ease, opacity 0.25s ease;
}

.thumb-sprite.loaded {
  opacity: 1;
}

.thumb:hover img,
.thumb:hover .thumb-sprite {
  transform: scale(1.02);
}

body.selection-mode .thumb:hover {
  box-shadow: 0 0 0 2px var(--accent);
}

.thumb-badges {
  position: absolute;
  top: 6px;
  left: 6px;
  display: flex;
  gap: 4px;
  z-index: 1;
}

.thumb-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 10px;
  color: #fff;
  box-shadow: 0 1px 3px rgba(0,0,0,0.5);
}

.thumb-badge.slides { background: var(--accent); }
.thumb-badge.final { background: #f59e0b; }

.empty-state {
  color: var(--muted);
  text-align: center;
  padding: 48px 0;
}

.scroll-sentinel {
  height: 1px;
}

.loading-more {
  color: var(--muted);
  text-align: center;
  padding: 24px 0;
  font-size: 13px;
}

.scroll-top-btn {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 40;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--fg);
  font-size: 18px;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
}

.scroll-top-btn:hover { border-color: var(--accent); color: var(--accent); }

body.selection-mode .scroll-top-btn {
  bottom: 88px;
}

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.9);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.lightbox:not([hidden]) {
  display: flex;
}

.lightbox-viewport {
  max-width: 98vw;
  max-height: 96vh;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox img {
  max-width: 98vw;
  max-height: 96vh;
  object-fit: contain;
  border-radius: 4px;
  transform-origin: center center;
  transition: transform 0.08s ease-out;
  cursor: zoom-in;
  touch-action: none;
  user-select: none;
}

.lightbox img.zoomed {
  cursor: grab;
}

.lightbox img.dragging {
  cursor: grabbing;
  transition: none;
}

.lightbox-zoom {
  position: absolute;
  z-index: 2;
  top: 20px;
  left: 20px;
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(255,255,255,0.1);
  border-radius: 22px;
  padding: 4px;
}

.lightbox-zoom button {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: #fff;
  font-size: 18px;
  cursor: pointer;
}

.lightbox-zoom button:hover { background: rgba(255,255,255,0.15); }

.lightbox-zoom-level {
  color: #f2f2f3;
  font-size: 12px;
  min-width: 40px;
  text-align: center;
}

.lightbox-caption {
  position: absolute;
  bottom: 24px;
  left: 0; right: 0;
  text-align: center;
  color: #f2f2f3;
  font-size: 14px;
}

.lightbox-close, .lightbox-nav {
  position: absolute;
  z-index: 2;
  background: rgba(255,255,255,0.1);
  border: none;
  color: #fff;
  font-size: 22px;
  cursor: pointer;
  border-radius: 50%;
  width: 44px;
  height: 44px;
}

.lightbox-close:hover, .lightbox-nav:hover { background: rgba(255,255,255,0.2); }

.lightbox-close { top: 20px; right: 20px; }
.lightbox-prev { left: 20px; top: 50%; transform: translateY(-50%); }
.lightbox-next { right: 20px; top: 50%; transform: translateY(-50%); }

/* Slideshow selection bar */
.slideshow-bar {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 50;
  display: none;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 24px;
  background: var(--card-bg);
  border-top: 1px solid var(--border);
  box-shadow: 0 -8px 24px rgba(0,0,0,0.4);
}

.slideshow-bar:not([hidden]) {
  display: flex;
}

.slideshow-bar-left, .slideshow-bar-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.radio-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  cursor: pointer;
}

.radio-pill input { margin: 0; }

.slideshow-counts {
  color: var(--muted);
  font-size: 13px;
}

.reset-selection-btn {
  padding: 7px 14px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--fg);
  cursor: pointer;
  font-size: 13px;
}

.reset-selection-btn:hover { border-color: var(--accent); color: var(--accent); }

.reset-selection-btn:disabled {
  color: var(--muted);
  cursor: not-allowed;
  opacity: 0.6;
}

.slideshow-seconds-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
}

.slideshow-seconds-label input {
  width: 64px;
  padding: 6px 8px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--fg);
  font-size: 13px;
}

.run-btn {
  padding: 8px 18px;
  border-radius: 6px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.run-btn:hover { opacity: 0.9; }

.run-btn:disabled {
  background: transparent;
  border-color: var(--border);
  color: var(--muted);
  cursor: not-allowed;
  opacity: 1;
}

/* Slideshow fullscreen overlay */
.slideshow-overlay {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: #000;
  display: none;
}

.slideshow-overlay:not([hidden]) {
  display: block;
}

.slideshow-topbar {
  position: absolute;
  top: 0; left: 0; right: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  color: #f2f2f3;
  background: linear-gradient(to bottom, rgba(0,0,0,0.65), transparent);
  pointer-events: none;
}

.slideshow-topbar > * {
  pointer-events: auto;
}

.slideshow-status {
  font-size: 20px;
  font-weight: 600;
  color: #f2f2f3;
}

.slideshow-actions {
  display: flex;
  gap: 8px;
}

.slideshow-actions button {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.1);
  color: #fff;
  font-size: 16px;
  cursor: pointer;
}

.slideshow-actions button:hover { background: rgba(255,255,255,0.2); }

.slideshow-stage {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.slideshow-mosaic {
  position: relative;
}

.slideshow-mosaic img {
  position: absolute;
  display: block;
  object-fit: cover;
  background: var(--card-bg);
}

@media (max-width: 640px) {
  .topbar { padding: 12px 16px; }
  main { padding: 12px 16px 32px; }
  .slideshow-bar { padding: 10px 16px; }
}