#yesterday-gallery.yesterday-gallery {
  --gallery-gap: 15px;
  --gallery-reveal-distance: 30px;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 8px 4px 28px;
  box-sizing: border-box;
}

#yesterday-gallery .yesterday-gallery__intro {
  position: relative;
  z-index: 1;
  max-width: 760px;
  margin: 0 auto 28px;
  padding: 24px 26px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 22px;
  background:
    radial-gradient(circle at 12% 0%, rgba(116, 199, 255, 0.18), transparent 42%),
    radial-gradient(circle at 92% 100%, rgba(193, 125, 255, 0.16), transparent 38%),
    rgba(12, 18, 35, 0.58);
  box-shadow: 0 18px 54px rgba(2, 6, 23, 0.26);
  backdrop-filter: blur(14px);
  text-align: center;
}

#yesterday-gallery .yesterday-gallery__eyebrow {
  margin: 0 0 8px;
  color: rgba(153, 224, 255, 0.9);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.24em;
}

#yesterday-gallery .yesterday-gallery__description {
  margin: 0 auto 18px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 15px;
  line-height: 1.8;
}

#yesterday-gallery .yesterday-gallery__controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

#yesterday-gallery .yesterday-gallery__reset {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  padding: 9px 16px;
  border: 1px solid rgba(157, 220, 255, 0.34);
  border-radius: 999px;
  background: rgba(108, 180, 255, 0.12);
  color: rgba(255, 255, 255, 0.9);
  font: inherit;
  font-size: 14px;
  cursor: pointer;
  transition: background 180ms ease, border-color 180ms ease, transform 180ms ease;
}

#yesterday-gallery .yesterday-gallery__reset:hover {
  border-color: rgba(157, 220, 255, 0.72);
  background: rgba(108, 180, 255, 0.24);
  transform: translateY(-1px);
}

#yesterday-gallery .yesterday-gallery__reset:focus-visible {
  outline: 3px solid rgba(100, 210, 255, 0.52);
  outline-offset: 3px;
}

#yesterday-gallery .yesterday-gallery__reset:disabled {
  opacity: 0.55;
  cursor: wait;
  transform: none;
}

#yesterday-gallery .yesterday-gallery__hint {
  color: rgba(255, 255, 255, 0.52);
  font-size: 12px;
}

#yesterday-gallery .yesterday-gallery__status {
  min-height: 22px;
  margin-top: 14px;
  color: rgba(218, 235, 255, 0.72);
  font-size: 13px;
}

#yesterday-gallery .yesterday-gallery__status[data-notice='reset'] {
  color: rgba(167, 235, 255, 0.92);
}

#yesterday-gallery .yesterday-gallery__grid {
  position: relative;
  width: 100%;
  min-height: 180px;
  transition: height 180ms ease;
}

#yesterday-gallery .yesterday-gallery__item {
  position: absolute;
  top: 0;
  left: 0;
  margin: 0;
  padding: 0;
  border: 0;
  background: none;
  cursor: pointer;
  contain: layout paint style;
  transform: translate3d(var(--gallery-x, 0), var(--gallery-y, 0), 0);
}

#yesterday-gallery .yesterday-gallery__item:focus-visible {
  outline: 3px solid rgba(111, 220, 255, 0.78);
  outline-offset: 4px;
  border-radius: 18px;
}

#yesterday-gallery .yesterday-gallery__surface {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 18px;
  background:
    linear-gradient(110deg, rgba(255, 255, 255, 0.045) 28%, rgba(255, 255, 255, 0.15) 42%, rgba(255, 255, 255, 0.045) 56%),
    rgba(17, 24, 44, 0.74);
  background-size: 220% 100%, auto;
  box-shadow: 0 14px 38px rgba(2, 6, 23, 0.3);
  opacity: 0;
  filter: blur(5px) saturate(0.74);
  transform: translate3d(0, var(--gallery-reveal-offset, var(--gallery-reveal-distance)), 0) scale(0.965);
  transition:
    opacity 420ms cubic-bezier(0.2, 0.75, 0.22, 1),
    filter 480ms ease,
    transform 560ms cubic-bezier(0.2, 0.75, 0.22, 1),
    box-shadow 320ms ease;
  animation: yesterday-gallery-shimmer 2.3s linear infinite;
  will-change: opacity, transform, filter;
}

#yesterday-gallery .yesterday-gallery__item.is-visible .yesterday-gallery__surface {
  opacity: 1;
  filter: blur(0) saturate(1);
  transform: translate3d(0, 0, 0) scale(1);
}

#yesterday-gallery .yesterday-gallery__item.is-loaded .yesterday-gallery__surface {
  background: rgba(17, 24, 44, 0.42);
  animation: none;
}

#yesterday-gallery .yesterday-gallery__item.is-visible.is-loaded .yesterday-gallery__surface {
  box-shadow:
    0 22px 54px rgba(2, 6, 23, 0.42),
    0 0 28px rgba(98, 179, 255, 0.12),
    0 0 48px rgba(184, 116, 255, 0.1);
}

#yesterday-gallery .yesterday-gallery__item:hover.is-loaded .yesterday-gallery__surface {
  transform: translate3d(0, -4px, 0) scale(1.012);
  box-shadow:
    0 28px 64px rgba(2, 6, 23, 0.5),
    0 0 34px rgba(98, 179, 255, 0.22),
    0 0 58px rgba(184, 116, 255, 0.16);
}

#yesterday-gallery .yesterday-gallery__image {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: inherit;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.035);
  transition: opacity 520ms ease, transform 800ms cubic-bezier(0.2, 0.75, 0.22, 1);
}

#yesterday-gallery .yesterday-gallery__item.is-loaded .yesterday-gallery__image {
  opacity: 1;
  transform: scale(1);
}

#yesterday-gallery .yesterday-gallery__item.is-error .yesterday-gallery__surface::after {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 16px;
  color: rgba(255, 255, 255, 0.62);
  background: rgba(27, 18, 35, 0.76);
  content: '这段记忆暂时无法显现';
  font-size: 13px;
  text-align: center;
}

#yesterday-gallery .yesterday-gallery__empty,
#yesterday-gallery .yesterday-gallery__noscript {
  margin: 32px 0;
  padding: 36px 20px;
  border: 1px dashed rgba(255, 255, 255, 0.2);
  border-radius: 18px;
  color: rgba(255, 255, 255, 0.65);
  text-align: center;
}

@keyframes yesterday-gallery-shimmer {
  to {
    background-position: -220% 0, 0 0;
  }
}

@media (max-width: 768px) {
  #yesterday-gallery.yesterday-gallery {
    --gallery-gap: 10px;
    --gallery-reveal-distance: 20px;
    padding-inline: 0;
  }

  #yesterday-gallery .yesterday-gallery__intro {
    margin-bottom: 20px;
    padding: 20px 16px;
    border-radius: 18px;
  }

  #yesterday-gallery .yesterday-gallery__description {
    font-size: 14px;
  }

  #yesterday-gallery .yesterday-gallery__surface {
    border-radius: 12px;
    transition-duration: 300ms, 360ms, 400ms, 260ms;
  }
}

@media (max-width: 359px) {
  #yesterday-gallery.yesterday-gallery {
    --gallery-gap: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  #yesterday-gallery .yesterday-gallery__grid,
  #yesterday-gallery .yesterday-gallery__reset,
  #yesterday-gallery .yesterday-gallery__surface,
  #yesterday-gallery .yesterday-gallery__image {
    animation: none;
    transition-duration: 1ms;
  }

  #yesterday-gallery .yesterday-gallery__surface {
    filter: none;
    transform: none;
  }
}