#explore-container {
  /* 与 page-home / article-nav 一致：1=主色(橙)，3=正文，9/10=次级灰，8/11=底 */
  --explore-accent: var(--theme-palette-color-1, var(--bayase-color-primary, #f08347));
  --explore-accent-hover: color-mix(in srgb, var(--explore-accent) 78%, #fff);
  /* 渐变规则：深端 = 主题色混少量黑；浅端 = 主题色混白（对齐原教程徽章 45deg 深→浅） */
  --explore-accent-deep: color-mix(in srgb, var(--explore-accent) 82%, #000);
  --explore-accent-soft: color-mix(in srgb, var(--explore-accent) 42%, #fff);
  --explore-ink: var(--theme-palette-color-3, #000);
  --explore-muted: var(--theme-palette-color-9, #8f8f8f);
  --explore-tag-ink: var(--theme-palette-color-10, #9ca7ae);
  /* 卡片必须用实色白底：theme palette-8 常与页面底色相同，会导致「没白底」 */
  --explore-card-bg: #ffffff;
  --explore-tag-bg: var(--theme-palette-color-6, #f2f5f7);
  --explore-on-accent: #fff;

  width: 100%;
  margin: 0 auto;
}
#explore-container h1,
#explore-container h2,
#explore-container h3,
#explore-container h4,
#explore-container h5,
#explore-container h6,
#explore-container ul {
  margin-block-end: unset;
  margin-block-start: unset;
  padding-inline-start: unset;
}
#explore-container a {
  color: unset;
}
#explore-container .container {
  margin: 0 auto;
}
#explore-container .left-sidebar {
  width: 100%;
  /* 不用 --sticky-shrink：该变量会随粘性顶栏滚动每帧变化，拖累 sticky 重排 */
  top: calc(var(--sidebar-offset, 12px) + var(--admin-bar, 0px) + var(--theme-frame-size, 0px) + var(--header-sticky-height, 72px));
}
#explore-container .left-sidebar ul li {
  width: 100%;
  height: 50px;
  border-radius: 5px;
  padding: 10px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
  padding: 0 20px;
  box-sizing: border-box;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease;
  margin-bottom: 10px;
  white-space: nowrap;
}
#explore-container .left-sidebar ul li.active,
#explore-container .left-sidebar ul li:hover {
  background-color: var(--explore-accent);
  color: var(--explore-on-accent);
}
#explore-container .page-content .navigation-search {
  width: 100%;
  height: 400px;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 10px;
  padding: 20px;
  background-image: var(--explore-search-bg, url(https://media.bayase.com/2025/09/09/cb56fb23c3272e5f398a3b32bf3cdf1d.png));
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  border-radius: 12px;
  margin-bottom: 30px;
}
#explore-container .page-content .navigation-search h1 {
  color: #fff;
}
#explore-container .page-content .navigation-search .copyright p {
  margin-bottom: unset;
}
#explore-container .page-content .navigation-search .search-input {
  width: 65%;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  overflow: hidden;
  background-color: #fff;
}
#explore-container .page-content .navigation-search .search-input input {
  width: 100%;
  height: 100%;
  border: none;
  outline: none;
  padding: 0 20px;
  background-color: #fff;
  color: #999;
}
#explore-container .page-content .navigation-search .search-input input::placeholder {
  color: #999;
}
#explore-container .page-content .navigation-search .search-input .search-button {
  width: 126px;
  height: 46px;
  background-color: var(--explore-accent);
  color: var(--explore-on-accent);
}
#explore-container .page-content .navigation-search .search-input .search-button:hover {
  background-color: var(--explore-accent-hover);
}
#explore-container .navigation-list-item {
  margin-bottom: 30px;
  /* 长列表滚动时跳过屏外区块的绘制 */
  content-visibility: auto;
  contain-intrinsic-size: auto 320px;
}
#explore-container .navigation-list-item h2 {
  margin-bottom: calc(var(--spacing) * 4);
  font-size: 20px;
  font-weight: bold;
}
#explore-container .navigation-list-item ul {
  min-height: 150px;
  /* 覆盖 Tailwind flex/gap-4：按可用宽度固定一行四列 */
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  align-items: stretch;
}
#explore-container .navigation-list-kind {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
  margin-bottom: 15px;
}
#explore-container .navigation-list-kind-item {
  width: auto;
  min-height: 26px;
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  gap: 10px;
  color: #525252;
  flex-wrap: wrap;
}
#explore-container .navigation-list-kind-item h3 {
  margin-bottom: unset;
}
#explore-container .navigation-list-kind-item .item {
  font-size: 12px;
  color: #525252;
  height: 26px;
  padding: 0 8px;
  background-color: #ffffff;
  border-radius: 13px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease;
}
#explore-container .navigation-list-kind-item .item.active,
#explore-container .navigation-list-kind-item .item:hover {
  background-color: var(--explore-accent);
  color: var(--explore-on-accent);
}
#explore-container .navigation-list-item-link {
  width: auto;
  min-width: 0;
  height: 150px;
  background-color: var(--explore-card-bg);
  padding: 20px;
  border-radius: 12px;
  box-sizing: border-box;
  transition: transform 0.2s ease;
  cursor: pointer;
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: none;
  position: relative;
  overflow: hidden;
  contain: layout paint;
  list-style: none;
  --color-primary: var(--explore-accent);
}
#explore-container .navigation-list-item-link .explore-card-inner {
  height: 100%;
}
#explore-container .navigation-list-item-link.tutorial::after {
  content: attr(data-tutorial-badge);
  display: block;
  min-width: 49px;
  height: 26px;
  padding: 0 8px;
  box-sizing: border-box;
  background: linear-gradient(
    45deg,
    var(--explore-accent-deep) 0%,
    var(--explore-accent-soft) 100%
  );
  border-radius: 0 0 0 10px;
  position: absolute;
  top: 0;
  right: 0;
  color: var(--explore-on-accent);
  font-size: 14px;
  font-weight: 500;
  line-height: 26px;
  text-align: center;
  z-index: 1;
  white-space: nowrap;
}
#explore-container .navigation-list-item-link.tutorial:not([data-tutorial-badge])::after,
#explore-container .navigation-list-item-link.tutorial[data-tutorial-badge=""]::after {
  content: none;
}
#explore-container .navigation-list-item-link .title {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 0.5rem;
  min-width: 0;
  color: var(--explore-ink);
  font-weight: bold;
}
/* 教程角标占位，避免标题文字钻到徽章下 */
#explore-container .navigation-list-item-link.tutorial .title {
  padding-right: 4.5em;
}
@media (hover: hover) and (prefers-reduced-motion: no-preference) {
  #explore-container .navigation-list-item-link:hover {
    transform: translateY(-4px);
  }
}
#explore-container .navigation-list-item-link .title .thumbnail {
  flex: 0 0 32px;
  width: 32px;
  height: 32px;
  object-fit: cover;
  border-radius: 8px;
}
#explore-container .navigation-list-item-link .title > span {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  line-height: 1.3;
}
#explore-container .navigation-list-item-link .description {
  font-size: 12px;
  color: var(--explore-muted);
  line-height: 1.5;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
#explore-container .navigation-list-item-link .tags {
  position: absolute;
  bottom: 20px;
  left: 20px;
  right: 20px;
  overflow: hidden;
}
#explore-container .navigation-list-item-link .tags span {
  font-size: 12px;
  color: var(--explore-tag-ink);
  height: 20px;
  padding: 0 5px;
  background-color: var(--explore-tag-bg);
}
#site-footer-extra-content {
  background-color: #fff;
}
#site-footer-extra-content .container {
  height: 600px;
  padding: 60px 0px;
  max-width: var(--theme-normal-container-max-width);
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}
#site-footer-extra-content .container .quote-right {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 200px;
  height: 200px;
  font-size: 200px;
  color: rgba(51, 51, 51, 0.13);
  position: absolute;
  top: 0;
  right: 0;
  z-index: 1;
}
#site-footer-extra-content .container .col-content {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-direction: column;
  gap: 10px;
  z-index: 2;
}
@media screen and (max-width: 1280px) {
  #explore-container .left-sidebar ul li {
    font-size: 14px;
  }
  #explore-container .page-content .navigation-search {
    height: 300px;
  }
  #explore-container .page-content .navigation-search p {
    margin-bottom: 0.5rem;
  }
}
@media screen and (max-width: 1024px) {
  #explore-container .container-content {
    width: 100%;
  }
  #explore-container .left-sidebar {
    display: none;
  }
  #explore-container .page-content .navigation-search {
    height: 300px;
  }
  #explore-container .page-content .navigation-search p {
    margin-bottom: 0.5rem;
  }
  /* 左侧栏隐藏后主栏仍可能是 col-span-10，改为通栏并保持四列 */
  #explore-container .page-content {
    grid-column: 1 / -1;
  }
  #explore-container .navigation-list-item ul {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}
@media screen and (max-width: 768px) {
  #explore-container {
    padding: unset;
  }
  #explore-container .left-sidebar {
    display: none;
  }
  #explore-container .page-content .navigation-search {
    height: 200px;
    border-radius: unset;
    margin-bottom: 0.8rem;
  }
  #explore-container .page-content .navigation-search h1 {
    font-size: 1.4rem;
  }
  #explore-container .page-content .navigation-search p {
    font-size: 1rem;
    margin-bottom: 0.5rem;
  }
  #explore-container .page-content .navigation-search .search-input {
    width: 90%;
    height: 36px;
  }
  #explore-container .page-content .navigation-search .search-input input {
    font-size: 14px;
  }
  #explore-container .page-content .navigation-search .copyright {
    bottom: 0.5rem;
  }
  #explore-container .page-content .navigation-search .copyright p {
    font-size: 0.8rem;
  }
  #explore-container .page-content .navigation-list {
    padding: 0 20px;
  }
  #explore-container .page-content .navigation-list .navigation-list-item ul {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
  #explore-container .page-content .navigation-list .navigation-list-item ul .navigation-list-item-link {
    padding: 12px;
    width: auto;
    height: 160px;
  }
  #explore-container .page-content .navigation-list .navigation-list-item ul .navigation-list-item-link .title {
    font-size: 14px;
  }
  #explore-container .page-content .navigation-list .navigation-list-item ul .navigation-list-item-link .title .thumbnail {
    flex: 0 0 28px;
    width: 28px;
    height: 28px;
  }
  #explore-container .page-content .navigation-list .navigation-list-item ul .navigation-list-item-link .description {
    -webkit-line-clamp: 3;
  }
  #explore-container .page-content .navigation-list .navigation-list-item ul .navigation-list-item-link .tags {
    left: 12px;
    right: 12px;
    bottom: 12px;
  }
}
.site-navigation-item-box {
  width: 100%;
  min-height: 140px;
  background-color: var(--explore-card-bg, #fff);
  padding: 20px;
  border-radius: 12px;
  box-sizing: border-box;
  transition: all 0.3s;
  cursor: pointer;
  box-shadow: 0 0 10px 0 rgba(0, 0, 0, 0.1);
  position: relative;
  overflow: hidden;
}
.site-navigation-item-box:after {
  content: '';
  display: block;
  width: 100%;
  height: 100%;
  background-color: var(--explore-card-bg, #fff);
}
.site-navigation-item-box:hover {
  transform: translateY(-10px);
}
.site-navigation-item-box:hover .left {
  max-width: 70%;
}
.site-navigation-item-box:hover .right:after {
  left: 70%;
}
.site-navigation-item-box:hover .right .button {
  font-size: 24px;
  background-color: rgba(240, 131, 71, 0);
}
.site-navigation-item-box:hover .right .button:hover {
  background-color: rgba(240, 131, 71, 0);
}
.site-navigation-item-box:hover .right .arrows {
  opacity: 1;
}
.site-navigation-item-box:hover .right .arrows .icon {
  animation: arrow-right 1s ease-in-out infinite;
}
.site-navigation-item-box:hover .right .arrows .icon:nth-child(2) {
  animation-delay: 0.2s;
}
.site-navigation-item-box:hover .right .arrows .icon:nth-child(3) {
  animation-delay: 0.4s;
}
.site-navigation-item-box:hover .right .arrows .icon:nth-child(4) {
  animation-delay: 0.6s;
}
@keyframes arrow-right {
  0% {
    transform: translateX(0);
    opacity: 1;
  }
  100% {
    transform: translateX(200%);
    opacity: 0;
  }
}
.site-navigation-item-box .left {
  max-width: 80%;
  transition: all 0.3s;
}
.site-navigation-item-box .left .title {
  color: var(--explore-ink, #000);
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
  min-width: 0;
  margin-bottom: 10px;
}
.site-navigation-item-box .left .thumbnail {
  flex: 0 0 32px;
  width: 32px;
  height: 32px;
  object-fit: cover;
  border-radius: 8px;
}
.site-navigation-item-box .left .title > span {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.site-navigation-item-box .left .description {
  font-size: 16px;
  color: var(--explore-muted, #8F8F8F);
  line-height: 1.5;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  margin-bottom: 34px;
}
.site-navigation-item-box .left .tags {
  position: absolute;
  bottom: 20px;
  left: 20px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
}
.site-navigation-item-box .left .tags span {
  font-size: 12px;
  color: var(--explore-tag-ink, #9CA7AE);
  height: 20px;
  padding: 0 5px;
  background-color: var(--explore-tag-bg, #F1F7FC);
}
.site-navigation-item-box .right:after {
  content: '';
  display: block;
  width: 500px;
  height: 500px;
  background-color: var(--explore-accent, #F08347);
  position: absolute;
  top: 0%;
  left: 110%;
  transform: rotate(45deg);
  transition: all 0.3s;
}
.site-navigation-item-box .right .button {
  height: 40px;
  background-color: var(--explore-accent, #F08347);
  border-radius: 8px;
  color: var(--explore-on-accent, #fff);
  font-size: 0.9rem;
  font-weight: bold;
  padding: 0 1rem;
  cursor: pointer;
  transition: all 0.3s;
  position: absolute;
  bottom: 50%;
  transform: translateY(50%);
  right: 3%;
  z-index: 1;
  white-space: nowrap;
}
.site-navigation-item-box .right .button:hover {
  background-color: var(--explore-accent-hover, #f39d6f);
}
.site-navigation-item-box .right .arrows {
  position: absolute;
  bottom: 30px;
  right: 5%;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 20px;
  z-index: 1;
  font-size: 24px;
  color: #fff;
  opacity: 0;
  transition: all 0.3s;
}
@media screen and (max-width: 1440px) {
  .site-navigation-item-box:hover .right .button {
    font-size: 18px;
  }
  .site-navigation-item-box:hover .right .arrows {
    font-size: 18px;
  }
}
@media screen and (max-width: 768px) {
  .site-navigation-item-box:hover .left {
    max-width: 100%;
  }
  .site-navigation-item-box:hover .right .button {
    background-color: var(--explore-accent-hover, #f39d6f);
  }
  .site-navigation-item-box:hover .right .button:hover {
    background-color: var(--explore-accent-hover, #f39d6f);
  }
  .site-navigation-item-box .left {
    width: 100%;
    max-width: unset;
    margin-bottom: 40px;
  }
  .site-navigation-item-box .left .description {
    margin-bottom: 10px;
  }
  .site-navigation-item-box .left .tags {
    position: unset;
  }
  .site-navigation-item-box .right {
    position: unset;
  }
  .site-navigation-item-box .right:after {
    opacity: 0;
    display: none;
  }
  .site-navigation-item-box .right .button {
    width: 100%;
    border-radius: 20px;
    position: unset;
    transform: translateY(0);
  }
  .site-navigation-item-box .right .button:hover {
    background-color: var(--explore-accent-hover, #f39d6f);
  }
  .site-navigation-item-box .right .arrows {
    opacity: 0;
    display: none;
  }
}

/* BP: 页底可编辑正文 */
.explore-extra-content {
  max-width: 1200px;
  margin: 2rem auto 3rem;
  padding: 0 1rem;
}