/* ==========================================================================
   EndlessLoop · 主页 Explore · 探索区域
   --------------------------------------------------------------------------
   由 scripts/explore.js 注入到主页 #recent-posts 之前。
   视觉沿用整站毛玻璃 + 乳白淡粉淡紫 + 柔和圆角 + 低饱和雾紫粉。
   ========================================================================== */

.el-explore {
  max-width: 1080px;
  margin: 6px auto 0;
}

/* -------------------------------------------------------------------------
   标题区
   ------------------------------------------------------------------------- */
.el-explore__head {
  text-align: center;
  margin: 10px 0 24px;
}

.el-explore__en {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  background: var(--el-grad-main);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.el-explore__slogan {
  margin: 8px 0 0;
  font-size: 0.95rem;
  color: var(--el-text-mute);
  letter-spacing: 0.02em;
}

/* -------------------------------------------------------------------------
   小节标题（分类 / 热门标签）
   ------------------------------------------------------------------------- */
.el-explore__section {
  margin-top: 26px;
}

.el-explore__sub {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 16px;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--el-text);
}

.el-explore__sub-en {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--el-accent-ink);
  opacity: 0.6;
}

/* -------------------------------------------------------------------------
   分类卡片
   ------------------------------------------------------------------------- */
.el-explore__cats {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(232px, 1fr));
  gap: 16px;
}

.el-explore-cat {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 13px;
  padding: 18px;
  border: 1px solid var(--el-glass-border);
  border-radius: var(--el-radius-lg);
  background: var(--el-glass-bg-strong);
  backdrop-filter: blur(16px) saturate(170%);
  -webkit-backdrop-filter: blur(16px) saturate(170%);
  box-shadow: var(--el-shadow-1), inset 0 1px 0 var(--el-liquid-inset);
  overflow: hidden;
  text-decoration: none;
  transition: transform 0.35s var(--el-ease), box-shadow 0.35s var(--el-ease),
    border-color 0.35s var(--el-ease);
}

/* 镜面高光 */
.el-explore-cat::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: inherit;
  background: var(--el-liquid-sheen);
  opacity: 0.55;
  pointer-events: none;
}

.el-explore-cat > * {
  position: relative;
  z-index: 1;
}

.el-explore-cat__icon {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 13px;
  background: linear-gradient(
    145deg,
    hsla(var(--accent-hue), 100%, 90%, 0.34) 0%,
    hsla(calc(var(--accent-hue) - 74), 60%, 84%, 0.16) 100%
  );
  border: 1px solid var(--el-glass-border-dim);
  box-shadow: inset 0 1px 0 var(--el-liquid-inset),
    0 4px 14px hsla(calc(var(--accent-hue) - 58), 44%, 62%, 0.2);
  transition: transform 0.3s var(--el-ease), box-shadow 0.3s var(--el-ease),
    border-color 0.3s var(--el-ease);
}

.el-explore-cat__icon svg {
  display: block;
  width: 22px;
  height: 22px;
}

.el-explore-cat__body {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.el-explore-cat__name {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--el-text);
}

.el-explore-cat__count {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--el-accent-ink);
  opacity: 0.8;
}

.el-explore-cat__desc {
  font-size: 0.8rem;
  color: var(--el-text-mute);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 进入提示（hover 浮现） */
.el-explore-cat__go {
  position: absolute;
  right: 14px;
  bottom: 12px;
  z-index: 1;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--el-accent-ink);
  opacity: 0;
  transform: translateX(6px);
  transition: opacity 0.3s var(--el-ease), transform 0.3s var(--el-ease);
}

/* hover：轻微上浮 + 柔和光晕 + 图标动画 + 进入提示 */
.el-explore-cat:hover {
  transform: translateY(-4px);
  border-color: rgba(216, 168, 192, 0.55);
  box-shadow: var(--el-shadow-3), 0 0 26px rgba(197, 150, 173, 0.22);
}

.el-explore-cat:hover .el-explore-cat__icon {
  transform: scale(1.1);
  border-color: hsla(var(--accent-hue), 100%, 81%, 0.45);
  box-shadow: inset 0 1px 0 var(--el-liquid-inset),
    0 0 18px hsla(calc(var(--accent-hue) - 37), 50%, 80%, 0.38);
}

.el-explore-cat:hover .el-explore-cat__go {
  opacity: 1;
  transform: translateX(0);
}

.el-explore-cat:focus-visible {
  outline: 2px solid hsl(var(--accent-hue), 72%, 46%);
  outline-offset: 2px;
}

/* -------------------------------------------------------------------------
   热门标签
   ------------------------------------------------------------------------- */
.el-explore__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.el-explore-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: 1px solid var(--el-glass-border);
  border-radius: 999px;
  background: var(--el-glass-bg-soft);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--el-text-soft);
  text-decoration: none;
  transition: transform 0.3s var(--el-ease), box-shadow 0.3s var(--el-ease),
    border-color 0.3s var(--el-ease), color 0.3s var(--el-ease);
}

.el-explore-tag__name {
  font-weight: 600;
}

.el-explore-tag__count {
  font-size: 0.78em;
  font-weight: 700;
  padding: 1px 8px;
  border-radius: 999px;
  background: hsla(var(--accent-hue), 100%, 81%, 0.16);
  color: var(--el-accent-ink);
}

.el-explore-tag:hover {
  transform: translateY(-2px) scale(1.04);
  border-color: rgba(216, 168, 192, 0.55);
  box-shadow: var(--el-shadow-2);
  color: var(--el-accent-ink);
}

.el-explore-tag:focus-visible {
  outline: 2px solid hsl(var(--accent-hue), 72%, 46%);
  outline-offset: 2px;
}

/* -------------------------------------------------------------------------
   响应式
   ------------------------------------------------------------------------- */
@media screen and (max-width: 768px) {
  .el-explore__cats {
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .el-explore-cat,
  .el-explore-cat__icon,
  .el-explore-cat__go,
  .el-explore-tag {
    transition: none;
  }
}