/**
 * 图集详情页（手机 H5 = 小程序 pages/image）
 * 不依赖 html.mp-mobile，由 body.mp-image-detail-page 触发
 */
body.mp-image-detail-page {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  min-height: 100dvh;
  background: #000;
  overflow: hidden;
}

html:has(body.mp-image-detail-page) {
  height: 100%;
  overflow: hidden;
  background: #000;
}

@media (max-width: 767px), (hover: none) and (pointer: coarse) {
  body.mp-image-detail-page .pc-image-detail-fallback {
    display: none !important;
    visibility: hidden !important;
    height: 0 !important;
    overflow: hidden !important;
    pointer-events: none !important;
  }

  body.mp-image-detail-page .mp-nav-wrap,
  body.mp-image-detail-page .mp-nav-spacer {
    display: none !important;
  }
}

@media (min-width: 768px) {
  body.mp-image-detail-page #mp-app.image-page {
    display: none !important;
  }
}

#mp-app.image-page {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  height: 100dvh;
  background: #000;
  z-index: 10000;
  overflow: hidden;
  padding: 0;
  margin: 0;
  max-width: none;
  box-sizing: border-box;
}

#mp-app.image-page .header-bar {
  display: none !important;
}

#mp-app.image-page .vertical-swiper {
  position: absolute;
  inset: 0;
  overflow-x: hidden;
  overflow-y: scroll;
  scroll-snap-type: y mandatory;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-y: contain;
  touch-action: pan-y;
}

#mp-app.image-page .vertical-swiper-item {
  width: 100%;
  height: 100dvh;
  height: 100vh;
  min-height: 100dvh;
  min-height: 100vh;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  overflow: hidden;
}

#mp-app.image-page .post-card {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #000;
}

#mp-app.image-page .image-swiper-wrap {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

#mp-app.image-page .image-swiper,
#mp-app.image-page .image-swiper-inner {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  touch-action: pan-x pinch-zoom;
}

#mp-app.image-page .swiper-item {
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
  scroll-snap-align: start;
  display: flex;
  align-items: center;
  justify-content: center;
}

#mp-app.image-page .slide-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

#mp-app.image-page .slide-overlay {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 10;
  padding: 14px 16px calc(env(safe-area-inset-bottom, 0px) + 24px);
  background: linear-gradient(to top, rgba(0, 0, 0, 0.88) 0%, rgba(0, 0, 0, 0.45) 55%, transparent 100%);
  pointer-events: auto;
}

#mp-app.image-page .slide-info {
  max-width: 100%;
  padding-right: 48px;
}

#mp-app.image-page .slide-title {
  font-size: 19px;
  font-weight: 600;
  color: #fff;
  display: block;
  margin-bottom: 8px;
  line-height: 1.35;
}

#mp-app.image-page .slide-desc {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.92);
  line-height: 1.5;
  display: block;
  margin-bottom: 10px;
}

#mp-app.image-page .slide-desc--clamped {
  max-height: 5em;
  overflow: hidden;
}

#mp-app.image-page .slide-desc-fade {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 60px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.88), transparent);
  pointer-events: none;
}

#mp-app.image-page .slide-desc-inner {
  position: relative;
}

#mp-app.image-page .slide-toggle-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  margin-top: 6px;
  padding: 8px 0;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.95);
  cursor: pointer;
}

#mp-app.image-page .slide-meta-divider {
  width: 44px;
  height: 1px;
  background: rgba(255, 255, 255, 0.7);
  margin: 8px 0 10px;
}

#mp-app.image-page .slide-meta-row {
  display: flex;
  align-items: flex-start;
  gap: 28px;
  flex-wrap: wrap;
  margin-top: 9px;
}

#mp-app.image-page .slide-meta-col {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-width: 56px;
}

#mp-app.image-page .slide-meta-label {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.2;
  display: block;
}

#mp-app.image-page .slide-meta-value {
  margin-top: 2px;
  font-size: 12px;
  color: #fff;
  line-height: 1.3;
  display: block;
  white-space: nowrap;
}

#mp-app.image-page .slide-music-icon {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 14px;
  margin-top: 2px;
}

#mp-app.image-page .eq-bar {
  width: 4px;
  height: 100%;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 2px;
  display: block;
}

#mp-app.image-page .slide-music-icon--playing .eq-bar {
  animation: mp-image-eq 0.8s ease-in-out infinite;
}

#mp-app.image-page .slide-music-icon--playing .eq-bar:nth-child(1) {
  height: 60%;
  animation-delay: 0s;
}

#mp-app.image-page .slide-music-icon--playing .eq-bar:nth-child(2) {
  height: 100%;
  animation-delay: 0.15s;
}

#mp-app.image-page .slide-music-icon--playing .eq-bar:nth-child(3) {
  height: 45%;
  animation-delay: 0.3s;
}

@keyframes mp-image-eq {
  0%, 100% { transform: scaleY(0.6); }
  50% { transform: scaleY(1); }
}

#mp-app.image-page .action-bar {
  position: fixed;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 25;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 12px 6px;
  padding-right: calc(6px + env(safe-area-inset-right, 0px));
  background: rgba(0, 0, 0, 0.35);
  border-radius: 16px 0 0 16px;
  pointer-events: auto;
}

#mp-app.image-page .action-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 6px 4px;
  background: transparent;
  border: none;
  cursor: pointer;
}

#mp-app.image-page .action-label-stack {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  font-size: 11px;
  line-height: 1.1;
  color: rgba(255, 255, 255, 0.95);
  letter-spacing: 1px;
}

#mp-app.image-page .action-label-stack span {
  display: block;
}

#mp-app.image-page .action-label {
  display: none;
}

#mp-app.image-page .loading-wrap {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000;
  color: rgba(255, 255, 255, 0.7);
  gap: 8px;
}

#mp-app.image-page .mp-toast,
body.mp-image-detail-page > .mp-toast {
  position: fixed;
  left: 50%;
  bottom: calc(env(safe-area-inset-bottom, 0px) + 80px);
  transform: translateX(-50%);
  z-index: 10060;
  max-width: 80%;
  padding: 10px 16px;
  background: rgba(0, 0, 0, 0.78);
  color: #fff;
  font-size: 13px;
  border-radius: 8px;
  text-align: center;
  pointer-events: none;
}