@import url(style.css);

.article-page-shell {
  width: min(100%, 1760px);
}

.article-main-column {
  min-width: 0;
}

.article-content-card {
  background: linear-gradient(
    180deg,
    rgba(28, 30, 34, 0.82) 0%,
    rgba(22, 24, 28, 0.72) 100%
  );
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 18px;
  box-shadow: 0 22px 48px rgba(0, 0, 0, 0.18);
  padding: 1.65rem 1.9rem;
}

.article-body {
  min-width: 0;
  color: rgba(226, 232, 240, 0.94);
  font-size: 1.02rem;
  line-height: 1.78;
}

.article-body h1[id],
.article-body h2[id],
.article-body h3[id] {
  scroll-margin-top: 88px;
}

.article-body p,
.article-body ul,
.article-body ol,
.article-body table,
.article-body .admonition,
.article-body .codehilite,
.article-body blockquote {
  margin-top: 0;
  margin-bottom: 1.2rem;
}

.article-body p {
  color: rgba(203, 213, 225, 0.96);
}

.article-body strong {
  color: #f8fafc;
  font-weight: 650;
}

.article-body a {
  color: #79b8ff;
  text-decoration: none;
  border-bottom: 1px solid rgba(121, 184, 255, 0.25);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.article-body a:hover {
  color: #a6d1ff;
  border-color: rgba(166, 209, 255, 0.45);
}

.article-body ul,
.article-body ol {
  padding-left: 1.4rem;
}

.article-body li {
  margin-bottom: 0.45rem;
  color: rgba(203, 213, 225, 0.96);
}

.article-body li > ul,
.article-body li > ol {
  margin-top: 0.45rem;
  margin-bottom: 0.6rem;
}

.article-body hr {
  margin: 2rem 0;
  border: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.article-body img {
  display: block;
  margin: 1.35rem auto;
  max-width: 100%;
  height: auto;
  border-radius: 12px;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  border-spacing: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 12px;
  background: rgba(15, 23, 42, 0.28);
}

.article-body thead {
  background: rgba(255, 255, 255, 0.04);
}

.article-body th,
.article-body td {
  padding: 0.78rem 0.9rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  text-align: left;
  vertical-align: top;
}

.article-body th {
  color: #f8fafc;
  font-weight: 650;
}

.article-body tr:last-child td {
  border-bottom: 0;
}

.article-toc-column {
  display: none;
}

.article-toc {
  position: sticky;
  top: 84px;
  border-radius: 18px;
  padding: 0.9rem 0.85rem 1rem;
  background: rgba(18, 20, 24, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.16);
  max-height: calc(100vh - 108px);
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: none;
}

.article-toc::-webkit-scrollbar {
  width: 0;
  height: 0;
}

.article-toc-title {
  margin: 0 0 0.85rem;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(156, 163, 175, 0.92);
}

.article-toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.article-toc-item + .article-toc-item {
  margin-top: 0.2rem;
}

.article-toc-subtree {
  display: none;
}

.article-toc-item.is-expanded > .article-toc-subtree {
  display: block;
}

.article-toc-link {
  display: block;
  border-radius: 10px;
  padding: 0.38rem 0.56rem;
  color: rgba(219, 220, 226, 0.8);
  text-decoration: none;
  line-height: 1.35;
  overflow-wrap: anywhere;
  transition: background-color 0.2s ease, color 0.2s ease,
    transform 0.2s ease;
}

.article-toc-link:hover {
  background: rgba(59, 130, 246, 0.1);
  color: rgba(248, 251, 255, 0.96);
  transform: translateX(2px);
}

.article-toc-link.is-active {
  background: rgba(59, 130, 246, 0.14);
  color: #f8fbff;
}

.article-toc-item.is-current-branch > .article-toc-link:not(.is-active) {
  color: rgba(231, 235, 243, 0.92);
}

.article-toc-link.level-1 {
  font-size: 0.94rem;
  font-weight: 600;
}

.article-toc-link.level-2 {
  font-size: 0.88rem;
  margin-left: 0.72rem;
  padding-left: 0.88rem;
}

.article-toc-link.level-3 {
  font-size: 0.84rem;
  margin-left: 1.45rem;
  padding-left: 0.88rem;
  color: rgba(156, 163, 175, 0.92);
}

@media (min-width: 1200px) {
  .article-toc-column {
    display: block;
    align-self: stretch;
  }
}

@media (max-width: 991.98px) {
  .article-content-card {
    padding: 1.5rem 1.2rem;
    border-radius: 14px;
  }
}