/* =========================================
   Douban Movie Shelf Gallery Styles (Archive)
   ========================================= */
.movies-container {
  width: 100%;
  box-sizing: border-box;
  padding: 4px;
  min-height: 100vh;
}

/* --- Floating Glass Filter Bar --- */
.glass-filter-bar {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(0);
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 12px;
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.4);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.4s ease;
}

html.dark-theme .glass-filter-bar {
  background: rgba(30, 30, 30, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.glass-filter-bar.hidden {
  transform: translateX(-50%) translateY(100px);
  opacity: 0;
  pointer-events: none;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 4px;
}

.filter-btn {
  position: relative;
  background: transparent;
  border: none;
  color: var(--mg-t-p);
  padding: 6px 12px;
  border-radius: 16px;
  font-size: 13px;
  font-family: var(--mg-f-body);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-btn:hover {
  background: rgba(0, 0, 0, 0.05);
}

html.dark-theme .filter-btn:hover {
  background: rgba(255, 255, 255, 0.1);
}

.filter-btn.active {
  background: rgba(122, 102, 38, 0.15);
  color: var(--primary-color);
  font-weight: 600;
}

html.dark-theme .filter-btn.active {
  background: rgba(138, 226, 147, 0.18);
  color: rgba(138, 226, 147, 0.95);
  font-weight: 600;
}

/* Floating Count Tooltip */
.filter-tooltip {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  padding: 3px 8px;
  font-size: 11px;
  font-family: var(--mg-f-mono);
  font-weight: 600;
  color: var(--mg-t-p);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 10px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.22s cubic-bezier(0.16, 1, 0.3, 1), transform 0.22s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.22s;
  z-index: 120;
}

.filter-tooltip::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border-width: 4px 4px 0 4px;
  border-style: solid;
  border-color: rgba(255, 255, 255, 0.85) transparent transparent transparent;
}

html.dark-theme .filter-tooltip {
  background: rgba(30, 30, 30, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
  color: #fff;
}

html.dark-theme .filter-tooltip::after {
  border-color: rgba(30, 30, 30, 0.85) transparent transparent transparent;
}

@media (hover: hover) {
  .filter-btn:hover .filter-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
  }
}

.filter-btn.show-count .filter-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.filter-divider {
  width: 1px;
  height: 16px;
  background: var(--mg-border);
  opacity: 0.5;
}

.filter-search {
  display: flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  padding: 4px 6px;
  border-radius: 0;
  transition: background 0.2s;
}

.filter-search svg {
  color: var(--mg-t-s);
  cursor: pointer;
}

.glass-search-input {
  width: 0;
  padding: 0;
  opacity: 0;
  background: transparent;
  border: none;
  color: var(--mg-t-p);
  font-size: 13px;
  outline: none;
  transition: width 0.3s ease, opacity 0.3s ease, padding 0.3s ease;
}

.filter-search:focus-within .glass-search-input {
  width: 140px;
  opacity: 1;
}

.glass-search-input::placeholder {
  color: var(--mg-t-s);
}

@media (max-width: 768px) {
  .glass-filter-bar {
    width: max-content;
    max-width: calc(100vw - 20px);
    flex-wrap: nowrap;
    justify-content: center;
    bottom: max(16px, env(safe-area-inset-bottom, 16px));
    padding: 6px 10px;
    gap: 8px;
  }
  .filter-group {
    gap: 2px;
  }
  .filter-btn {
    padding: 5px 8px;
    font-size: 12px;
  }
  .filter-search:focus-within .glass-search-input {
    width: 85px;
  }
}

/* --- Movie Grid & Card --- */
.movie-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 4px;
}

.movie-card {
  position: relative;
  background: var(--background);
  border-radius: 4px;
  overflow: hidden;
  transition: box-shadow 0.3s ease;
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
  -webkit-tap-highlight-color: transparent;
  touch-action: pan-y;
  user-select: none;
  -webkit-user-select: none;
}

.movie-card::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid transparent;
  pointer-events: none;
  z-index: 10;
  background: radial-gradient(
    circle at var(--mouse-x, 50%) var(--mouse-y, 50%), 
    rgba(255, 255, 255, 0.15) 0%,
    transparent 300px
  );
  opacity: 0;
  transition: opacity 0.3s ease, border-color 0.3s ease;
}

html.dark-theme .movie-card::after {
  background: radial-gradient(
    circle at var(--mouse-x, 50%) var(--mouse-y, 50%), 
    rgba(255, 255, 255, 0.1) 0%,
    transparent 300px
  );
}

.movie-card:hover {
  box-shadow: 0 12px 24px rgba(0,0,0,0.15);
}

.movie-card:hover::after {
  opacity: 1;
  border-color: #D4AF37; /* Strong golden color */
  border-radius: inherit;
}

html.dark-theme .movie-card:hover {
  box-shadow: 0 12px 24px rgba(0,0,0,0.5);
}

html.dark-theme .movie-card:hover::after {
  border-color: rgba(138, 226, 147, 0.8);
  border-radius: inherit;
}

.movie-poster-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 2 / 3;
  background: var(--mg-bg-code);
  overflow: hidden;
}

.movie-poster-wrapper.book-ratio {
  aspect-ratio: 1 / 1.4;
}

.movie-poster {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.movie-poster-fallback {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: var(--mg-bg-code);
  color: var(--mg-t-p);
  text-align: center;
}

.movie-poster-fallback h3 {
  font-family: var(--mg-f-serif);
  font-size: 16px;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* --- Overlay & Hover Info --- */
.movie-poster-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.95) 0%, rgba(0,0,0,0.6) 30%, rgba(0,0,0,0.2) 60%, rgba(0,0,0,0) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none; /* Let clicks pass to parent if needed, or we handle via corner-icons */
}

/* On Desktop Hover or Mobile Tap */
@media (hover: hover) {
  .movie-card:hover .movie-poster-overlay {
    opacity: 1;
    pointer-events: auto;
  }
}

.movie-card.show-info .movie-poster-overlay {
  opacity: 1;
  pointer-events: auto;
}

/* Corner Icons */
.corner-icon {
  position: absolute;
  top: 10px;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  text-decoration: none;
  transition: background 0.2s, transform 0.15s ease;
  z-index: 2;
  -webkit-tap-highlight-color: transparent;
}

/* Expand touch target to >= 42px on touch screens */
.corner-icon::before {
  content: "";
  position: absolute;
  top: -8px;
  left: -8px;
  right: -8px;
  bottom: -8px;
}

.corner-icon:active {
  transform: scale(0.92);
}

.corner-icon:hover {
  background: rgba(255, 255, 255, 0.35);
}

.corner-icon svg {
  width: 14px;
  height: 14px;
}

.corner-icon.top-left {
  left: 10px;
}

.corner-icon.top-right {
  right: 10px;
}

.tooltip {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0,0,0,0.75);
  color: #fff;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-family: var(--mg-f-mono);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.corner-icon.top-left .tooltip {
  left: 100%;
  margin-left: 8px;
  transform: translateY(-50%) translateX(-5px);
}

.corner-icon.top-left:hover .tooltip {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

.corner-icon.top-right .tooltip {
  right: 100%;
  margin-right: 8px;
  transform: translateY(-50%) translateX(5px);
}

.corner-icon.top-right:hover .tooltip {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

/* Bottom Info */
.movie-info-bottom {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 20px 14px 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.movie-card-title {
  font-family: var(--mg-f-serif);
  font-weight: var(--mg-w-bold);
  color: #fff;
  margin: 0;
  font-size: 15px;
  line-height: 1.3;
  /* Auto-shrink logic or ellipsis */
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.movie-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 4px;
  margin-bottom: 2px;
}

.movie-rating {
  font-family: var(--mg-f-mono);
  font-size: 18px;
  line-height: 1;
  letter-spacing: -2px;
}

.movie-date {
  font-family: var(--mg-f-mono);
  font-size: 10px;
  letter-spacing: 0;
  color: #fff;
}

.movie-date.collect {
  color: #00B51D;
}

.movie-copyright {
  font-family: var(--mg-f-mono);
  font-size: 9.5px;
  letter-spacing: 0px;
  color: rgba(255,255,255,0.4);
  text-align: center;
  margin-top: 4px;
  margin-left: -14px;
  margin-right: -14px;
  white-space: nowrap;
}

/* --- Load More Anchor --- */
.load-more-anchor {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 40px 0;
  width: 100%;
}

.loading-spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--mg-border);
  border-top-color: var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--mg-t-s);
  font-family: var(--mg-f-serif);
  font-size: 15px;
}