:root {
  --bg: #f8f9fa;
  --paper: #ffffff;
  --ink: #202122;
  --muted: #54595d;
  --line: #a2a9b1;
  --link: #3366cc;
  --link-visited: #795cb2;
  --sidebar: #f8f9fa;
  --accent: #36c;
  --public: #14866d;
  --private: #bd4a4a;
  --restricted: #ac6600;
  --top: #ffffff;
  --search-bg: #fff;
  --font-ui: "Linux Libertine", "Georgia", "Times New Roman", serif;
  --font-sans: "Helvetica Neue", Arial, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--ink); font: 14px/1.6 var(--font-sans); }
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }
a:visited { color: var(--link-visited); }

/* top */
.wiki-top {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  padding: 8px 16px; background: var(--top); border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 20;
}
.brand { font: 700 1.15rem/1 var(--font-ui); color: var(--ink); letter-spacing: .02em; }
.brand span { color: var(--accent); font-weight: 400; }
.search-wrap { flex: 1; min-width: 200px; max-width: 420px; display: flex; }
.search-wrap input {
  flex: 1; border: 1px solid var(--line); border-right: 0; border-radius: 2px 0 0 2px;
  padding: 7px 10px; background: var(--search-bg); font: inherit;
}
.search-wrap button {
  border: 1px solid var(--line); background: #f8f9fa; padding: 7px 12px; cursor: pointer;
  border-radius: 0 2px 2px 0; font: inherit;
}
.top-tools { display: flex; gap: 12px; align-items: center; font-size: 13px; margin-left: auto; }
.sec-pill {
  display: inline-block; font: 700 11px/1 var(--font-sans); letter-spacing: .04em;
  padding: 4px 8px; border-radius: 2px; text-transform: uppercase; border: 1px solid transparent;
}
.sec-pill.public { color: var(--public); background: #d5fdf4; border-color: #14866d55; }
.sec-pill.private { color: var(--private); background: #fde7e7; border-color: #bd4a4a55; }
.sec-pill.restricted { color: var(--restricted); background: #fff3d4; border-color: #ac660055; }

/* shell */
.wiki-shell { display: grid; grid-template-columns: 220px minmax(0, 1fr); min-height: calc(100vh - 52px); }
@media (max-width: 860px) {
  .wiki-shell { grid-template-columns: 1fr; }
  .wiki-nav { display: none; }
  .wiki-nav.open { display: block; border-bottom: 1px solid var(--line); }
}

.wiki-nav {
  background: var(--sidebar); border-right: 1px solid var(--line); padding: 16px 12px 40px;
  font-size: 13px;
}
.wiki-nav h3 {
  margin: 18px 0 6px; font: 700 11px/1.2 var(--font-sans); text-transform: uppercase;
  letter-spacing: .06em; color: var(--muted);
}
.wiki-nav ul { list-style: none; margin: 0; padding: 0; }
.wiki-nav li { margin: 0; }
.wiki-nav a { display: block; padding: 3px 6px; border-radius: 2px; color: var(--ink); }
.wiki-nav a:hover { background: #eaecf0; text-decoration: none; }
.wiki-nav a.active { background: #eaf3ff; color: var(--link); font-weight: 600; }

.wiki-main { background: var(--paper); padding: 20px 28px 64px; max-width: 960px; }
.article-head { border-bottom: 1px solid var(--line); margin-bottom: 16px; padding-bottom: 10px; }
.article-head h1 {
  margin: 0 0 8px; font: 400 1.9rem/1.25 var(--font-ui); border: 0;
}
.meta-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; color: var(--muted); font-size: 12.5px; }
.tabs { display: flex; gap: 0; margin: 10px 0 0; border-bottom: 1px solid var(--line); }
.tabs button, .tabs a {
  appearance: none; background: transparent; border: 1px solid transparent; border-bottom: 0;
  padding: 7px 12px; margin-bottom: -1px; cursor: pointer; font: inherit; color: var(--muted);
}
.tabs .on {
  background: var(--paper); border-color: var(--line); border-bottom-color: var(--paper);
  color: var(--ink); font-weight: 600;
}

.toc {
  float: right; width: min(260px, 40%); margin: 0 0 16px 20px; padding: 10px 12px;
  background: #f8f9fa; border: 1px solid var(--line); font-size: 13px;
}
.toc strong { display: block; text-align: center; margin-bottom: 6px; }
.toc ol { margin: 0; padding-left: 18px; }
.lead { font-size: 15px; }
h2 { font: 400 1.35rem var(--font-ui); border-bottom: 1px solid var(--line); margin: 1.4em 0 .5em; padding-bottom: .15em; }
h3 { font: 600 1.05rem var(--font-sans); margin: 1.2em 0 .4em; }
p { margin: .7em 0; }
ul.flat { padding-left: 1.2em; }

.infobox {
  float: right; clear: right; width: min(280px, 42%); margin: 0 0 16px 16px;
  border: 1px solid var(--line); background: #f8f9fa; font-size: 13px;
}
.infobox .title { text-align: center; font-weight: 700; padding: 8px; background: #eaecf0; }
.infobox table { width: 100%; border-collapse: collapse; }
.infobox th, .infobox td { padding: 6px 8px; vertical-align: top; border-top: 1px solid #eaecf0; }
.infobox th { text-align: left; width: 38%; color: var(--muted); font-weight: 600; }

.gate {
  border: 1px solid var(--line); background: #fffaf0; padding: 14px 16px; margin: 16px 0;
}
.gate.private { background: #fff5f5; }
.gate.restricted { background: #fff8e8; }
.gate label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 4px; }
.gate input, .gate select, .gate textarea {
  width: 100%; max-width: 360px; padding: 7px 9px; border: 1px solid var(--line);
  font: inherit; margin-bottom: 8px;
}
.gate button, .btn {
  background: #36c; color: #fff; border: 0; padding: 8px 14px; cursor: pointer; font: inherit;
  border-radius: 2px;
}
.gate button.secondary, .btn.secondary { background: #54595d; }
.hidden { display: none !important; }
.footer-note { clear: both; margin-top: 40px; padding-top: 12px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }

.flow {
  display: grid; gap: 8px; margin: 12px 0 20px;
}
.flow .step {
  display: grid; grid-template-columns: 28px 1fr; gap: 10px; align-items: start;
  padding: 8px 10px; border: 1px solid #eaecf0; background: #fcfcfd;
}
.flow .n {
  width: 28px; height: 28px; border-radius: 50%; background: #eaecf0; display: grid; place-items: center;
  font-weight: 700; font-size: 12px;
}