:root {
  --wiki-link: #0645ad;
  --wiki-link-visited: #0b0080;
  --wiki-border: #a2a9b1;
  --wiki-bg: #fff;
  --wiki-sidebar-bg: #f8f9fa;
  --wiki-text: #202122;
  --wiki-muted: #54595d;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: #f6f6f6;
  color: var(--wiki-text);
  font-family: sans-serif;
  font-size: 14px;
  line-height: 1.6;
}

a { color: var(--wiki-link); text-decoration: none; }
a:visited { color: var(--wiki-link-visited); }
a:hover { text-decoration: underline; }

.wiki-layout {
  max-width: 1200px;
  margin: 0 auto;
  background: var(--wiki-bg);
  display: grid;
  grid-template-columns: 220px 1fr;
  grid-template-rows: auto 1fr auto;
  grid-template-areas:
    "header header"
    "sidebar main"
    "footer footer";
  min-height: 100vh;
  border-left: 1px solid var(--wiki-border);
  border-right: 1px solid var(--wiki-border);
}

.wiki-header {
  grid-area: header;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1.25rem;
  border-bottom: 1px solid var(--wiki-border);
  background: var(--wiki-bg);
}

.wiki-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--wiki-text);
}
.wiki-logo:hover { text-decoration: none; }
.wiki-logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--wiki-border);
  border-radius: 4px;
  font-family: Georgia, serif;
  font-weight: bold;
  font-size: 1.1rem;
}
.wiki-logo-text {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.15rem;
  line-height: 1.2;
}
.wiki-logo-text small {
  font-family: sans-serif;
  font-size: 0.7rem;
  color: var(--wiki-muted);
  font-weight: normal;
}

.wiki-search { position: relative; width: 280px; max-width: 40vw; }
#search-input {
  width: 100%;
  padding: 0.4rem 0.6rem;
  border: 1px solid var(--wiki-border);
  border-radius: 2px;
  font-size: 0.9rem;
}
.search-results {
  position: absolute;
  top: 110%;
  left: 0;
  right: 0;
  background: var(--wiki-bg);
  border: 1px solid var(--wiki-border);
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
  z-index: 10;
  max-height: 320px;
  overflow-y: auto;
}
.search-results.hidden { display: none; }
.search-results a {
  display: block;
  padding: 0.5rem 0.7rem;
  border-bottom: 1px solid #eee;
  color: var(--wiki-text);
}
.search-results a:hover { background: var(--wiki-sidebar-bg); text-decoration: none; }
.search-results .result-title { color: var(--wiki-link); font-weight: bold; display: block; }
.search-results .result-snippet { color: var(--wiki-muted); font-size: 0.85rem; }
.search-results .no-results { padding: 0.6rem 0.7rem; color: var(--wiki-muted); }

.wiki-sidebar {
  grid-area: sidebar;
  background: var(--wiki-sidebar-bg);
  border-right: 1px solid var(--wiki-border);
  padding: 1rem 0.75rem;
}
.wiki-sidebar-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--wiki-muted);
  margin-bottom: 0.5rem;
  padding: 0 0.4rem;
}
.wiki-sidebar-title-appendix {
  margin-top: 1.25rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--wiki-border);
  font-style: italic;
}
.wiki-sidebar ul { list-style: none; margin: 0; padding: 0; }
.wiki-sidebar li { margin: 0; }
.wiki-sidebar a {
  display: block;
  padding: 0.35rem 0.4rem;
  border-radius: 2px;
}
.wiki-sidebar a:hover { background: #eaecf0; text-decoration: none; }
.wiki-sidebar li.current a {
  background: #eaf3ff;
  font-weight: bold;
  color: var(--wiki-text);
}
.wiki-sidebar-appendix a {
  color: var(--wiki-muted);
  font-size: 0.92em;
}
.wiki-sidebar-appendix li.current a {
  color: var(--wiki-text);
}

.wiki-main {
  grid-area: main;
  padding: 1.25rem 2rem 3rem;
  min-width: 0;
}

.page-title {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2rem;
  font-weight: normal;
  border-bottom: 1px solid var(--wiki-border);
  padding-bottom: 0.3rem;
  margin: 0 0 0.4rem;
}

.page-meta {
  color: var(--wiki-muted);
  font-size: 0.85rem;
  font-style: italic;
  margin-bottom: 1.25rem;
}

.page-content { max-width: 46em; }
.page-content h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: normal;
  font-size: 1.5rem;
  border-bottom: 1px solid #eaecf0;
  padding-bottom: 0.2rem;
  margin-top: 2rem;
}
.page-content h3 { font-size: 1.15rem; margin-top: 1.5rem; }
.page-content p { margin: 0.6rem 0; }
.page-content ul, .page-content ol { padding-left: 1.6rem; }
.page-content code {
  background: #f8f9fa;
  border: 1px solid #eaecf0;
  border-radius: 2px;
  padding: 0.05rem 0.3rem;
  font-size: 0.9em;
}
.page-content pre {
  background: #f8f9fa;
  border: 1px solid #eaecf0;
  border-radius: 3px;
  padding: 0.8rem 1rem;
  overflow-x: auto;
}
.page-content pre code { border: none; background: none; padding: 0; }
.page-content blockquote {
  border-left: 3px solid var(--wiki-border);
  margin: 0.8rem 0;
  padding: 0.2rem 1rem;
  color: var(--wiki-muted);
}
.page-content table {
  border-collapse: collapse;
  margin: 1rem 0;
}
.page-content th, .page-content td {
  border: 1px solid var(--wiki-border);
  padding: 0.4rem 0.7rem;
}
.page-content th { background: #eaecf0; }
.page-content .header-anchor {
  margin-right: 0.4rem;
  color: var(--wiki-muted);
  font-weight: normal;
  text-decoration: none;
}

.page-pager {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--wiki-border);
  max-width: 46em;
}
.page-pager a {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  max-width: 48%;
  color: var(--wiki-link);
}
.page-pager a:hover { text-decoration: none; }
.page-pager a:hover .page-pager-label { text-decoration: underline; }
.page-pager-icon {
  font-size: 1.1rem;
  line-height: 1;
  flex-shrink: 0;
}
.page-pager-label {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.page-pager-next {
  margin-left: auto;
  text-align: right;
}
.page-pager-disabled {
  visibility: hidden;
}

.wiki-footer {
  grid-area: footer;
  border-top: 1px solid var(--wiki-border);
  padding: 1rem 1.25rem;
  font-size: 0.8rem;
  color: var(--wiki-muted);
  background: var(--wiki-sidebar-bg);
}

@media (max-width: 760px) {
  .wiki-layout {
    grid-template-columns: 1fr;
    grid-template-areas:
      "header"
      "sidebar"
      "main"
      "footer";
  }
  .wiki-sidebar { border-right: none; border-bottom: 1px solid var(--wiki-border); }
}