/* Load after the existing sheets. Reuse the paper/ink/pink/lilac tokens rather
   than introducing a second theme or changing the player vendor's layout. */
.episode-list {
  --episode-row-height: 82px;
}

.episode-list.is-virtualized {
  position: relative;
  overflow-anchor: none;
}

.episode-virtual-row {
  position: absolute;
  right: 0;
  left: 0;
  height: var(--episode-row-height);
  display: grid;
  grid-template-columns: inherit;
  column-gap: inherit;
}

.episode-virtual-row > .episode-button {
  height: var(--episode-row-height);
  min-height: 0;
  box-sizing: border-box;
  overflow: hidden;
}

.episode-button.is-device-watched {
  border-bottom-style: double;
  border-bottom-width: 5px;
}

.episode-button.is-device-watched small::after {
  content: " · 已看";
  font-size: 0.62rem;
  font-weight: 400;
}

.episode-list.is-loading .episode-loading {
  min-height: 46px;
  margin-bottom: 12px;
  border: 0;
  background: transparent;
  justify-content: flex-start;
}

.episode-skeleton-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
  gap: 12px;
}

.episode-skeleton {
  min-height: var(--episode-row-height);
  border: 2px dashed var(--element-border);
  border-radius: var(--radius-sm);
}

/* The skeleton belongs to the wrapper, never to an empty/broken <img>. Empty
   covers get the same quiet paper texture without an endless loading shimmer. */
.result-cover {
  position: relative;
  background-color: var(--image-placeholder);
  background-image: repeating-linear-gradient(-45deg, transparent 0 8px, rgb(118 95 108 / 7%) 8px 10px);
}

.result-cover img {
  position: relative;
  z-index: 1;
  opacity: 0;
  transition: opacity 220ms ease;
}

.result-cover.is-loaded img {
  opacity: 1;
}

.result-cover.is-loading::after,
.result-skeleton .result-cover::after,
.episode-skeleton::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, transparent 15%, rgb(255 255 255 / 68%) 50%, transparent 85%);
  transform: translateX(-100%);
  animation: enhancement-shimmer 1.6s ease-in-out infinite;
  pointer-events: none;
}

.episode-skeleton {
  position: relative;
  overflow: hidden;
  background: var(--surface-element);
}

.result-skeleton {
  pointer-events: none;
}

.result-skeleton-lines {
  flex: 1;
  height: 76px;
  border-radius: 4px;
  background:
    linear-gradient(var(--sticky-purple), var(--sticky-purple)) 0 0 / 70% 16px no-repeat,
    linear-gradient(var(--surface-element), var(--surface-element)) 0 32px / 90% 10px no-repeat,
    linear-gradient(var(--surface-element), var(--surface-element)) 0 55px / 52% 10px no-repeat;
}

.enhancement-loading-status {
  margin: 8px 0 12px;
  color: var(--text-secondary);
  font-size: 0.88rem;
}

.has-long-press .episode-button,
.has-long-press .result-play {
  -webkit-touch-callout: none;
  user-select: none;
}

/* Do not force touch-action:none: vertical scrolling and pinch zoom stay native. */
.has-touch-seek:not([data-fullscreen]) {
  touch-action: pan-y pinch-zoom;
}

.enhancement-context-menu {
  position: fixed;
  z-index: 12000;
  min-width: 180px;
  max-width: calc(100vw - 16px);
  max-height: calc(100dvh - 16px);
  padding: 6px;
  overflow-y: auto;
  border: 2px solid var(--card-border);
  border-radius: var(--radius-md);
  background: var(--card-bg);
  color: var(--text-primary);
  box-shadow: var(--shadow-md);
}

button.enhancement-menu-action {
  width: 100%;
  min-height: 46px;
  padding: 10px 14px;
  border: 0;
  border-radius: 4px;
  justify-content: flex-start;
  background: transparent;
  color: var(--text-primary);
  box-shadow: none;
  transform: none;
  text-align: left;
  font-size: 0.94rem;
}

button.enhancement-menu-action:hover,
button.enhancement-menu-action:focus-visible {
  background: var(--sticky-purple);
  color: var(--text-primary);
  box-shadow: none;
  transform: none;
  outline: 2px solid var(--accent-purple);
  outline-offset: -2px;
}

button.enhancement-menu-action:disabled {
  opacity: 0.5;
}

.context-copy-input {
  position: fixed;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.episode-drawer:not([open]),
.episode-drawer-trigger[hidden],
.pull-refresh-hint[hidden] {
  display: none;
}

.episode-drawer {
  position: fixed;
  inset: auto 0 0;
  width: min(100%, 760px);
  max-width: 100%;
  max-height: min(82dvh, calc(100dvh - env(safe-area-inset-top, 0px) - 12px));
  margin: 0 auto;
  padding: 10px 0 max(10px, env(safe-area-inset-bottom, 0px));
  overflow: hidden;
  border: 2px solid var(--card-border);
  border-bottom: 0;
  border-radius: 14px 14px 0 0;
  background: var(--card-bg);
  color: var(--text-primary);
  box-shadow: 0 -5px 0 rgb(71 52 63 / 22%);
}

.episode-drawer[open] {
  display: flex;
  flex-direction: column;
  animation: episode-drawer-reveal 180ms ease-out;
}

.episode-drawer::backdrop {
  background: rgb(36 28 34 / 45%);
}

.episode-drawer::before {
  content: "";
  width: 42px;
  height: 4px;
  margin: 0 auto 8px;
  flex-shrink: 0;
  border-radius: 3px;
  background: var(--element-border);
}

button.episode-drawer-close {
  align-self: flex-end;
  min-height: 44px;
  margin: 0 12px 8px;
  padding: 6px 12px;
  border: 1px dashed var(--element-border);
  color: var(--text-primary);
  background: var(--surface-element);
  box-shadow: none;
  font-size: 0.9rem;
}

.episode-drawer .playlist-card.in-episode-drawer {
  min-height: 0;
  max-height: none;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  transform: none;
}

.episode-drawer .episode-body {
  min-height: 0;
  max-height: min(58dvh, 560px);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 14px 18px 18px;
}

.episode-drawer .source-header {
  flex-shrink: 0;
}

button.episode-drawer-trigger,
button.player-fullscreen-trigger {
  min-height: 44px;
  padding: 8px 16px;
  border: 2px solid var(--element-border);
  color: var(--text-primary);
  background: var(--sticky-purple);
  box-shadow: var(--shadow-sm);
  font-size: 0.92rem;
}

button.episode-drawer-trigger {
  width: 100%;
  grid-column: 1 / -1;
}

button.player-fullscreen-trigger {
  flex: 0 0 auto;
  align-self: center;
}

button.episode-drawer-trigger:focus-visible,
button.episode-drawer-close:focus-visible,
button.player-fullscreen-trigger:focus-visible {
  outline: 3px solid var(--accent-secondary);
  outline-offset: 3px;
}

.pull-refresh-hint {
  position: fixed;
  top: max(10px, env(safe-area-inset-top, 0px));
  left: 50%;
  z-index: 50;
  transform: translateX(-50%);
  padding: 8px 18px;
  border: 1px solid var(--element-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  background: var(--card-bg);
  box-shadow: var(--shadow-sm);
  pointer-events: none;
}

@media (max-width: 639px) {
  .episode-skeleton-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 9px; }
}

@media (min-width: 920px) {
  .episode-skeleton-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* Tablet and landscape remain inline. These queries only adapt geometry; no
   position:fixed player, rotation transform, orientation lock, or auto request. */
@media (min-width: 640px) and (max-width: 1100px) {
  .player-grid { gap: 18px; }
  .player-heading { max-width: 100%; }
  .player-card, .playlist-card { min-width: 0; }
  .episode-body { max-height: min(48dvh, 480px); }
}

@media (orientation: landscape) and (max-height: 600px) {
  .player-grid { align-items: start; }
  .video-frame {
    width: min(100%, calc(66dvh * 16 / 9));
    margin-inline: auto;
  }
  .player-heading { min-height: 0; }
  .player-heading-mascot { max-height: 60px; }
  .now-row { padding-top: 10px; }
  .episode-drawer { max-height: calc(100dvh - 10px); }
  .episode-drawer .episode-body { max-height: calc(100dvh - 165px); }
}

@keyframes enhancement-shimmer {
  to { transform: translateX(100%); }
}

@keyframes episode-drawer-reveal {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  .result-cover img { transition: none; }
  .result-cover::after, .episode-skeleton::after, .episode-drawer[open] { animation: none; }
}

/* ============================================
   平板与横屏响应式优化
   ============================================ */

/* 平板适配 (768px - 1024px) */
@media (min-width: 768px) and (max-width: 1024px) {
  .player-grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(360px, 1fr);
  }

  .search-results {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }

  .episode-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .episode-button {
    min-height: 76px;
    padding: 0.75rem;
  }

  .library-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  }
}

/* iPad Pro 等大屏平板 */
@media (min-width: 1024px) and (max-width: 1366px) and (orientation: landscape) {
  .player-grid {
    grid-template-columns: minmax(0, 2fr) minmax(400px, 1fr);
  }

  .search-results {
    grid-template-columns: repeat(4, 1fr);
  }

  .episode-list {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

/* 横屏小屏优化 (手机横屏) */
@media (max-width: 896px) and (orientation: landscape) {
  .episode-drawer {
    display: none;
  }

  .player-grid {
    grid-template-rows: 1fr;
  }
}