:root {
  --bg: #0b0d13;
  --bg-soft: #12151f;
  --card: #161a26;
  --border: #262c3d;
  --text: #e6e9f0;
  --muted: #9aa3b8;
  --accent: #7c5cff;
  --accent-2: #2e8b57;
  --radius: 14px;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", Consolas, monospace;
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #f7f8fb; --bg-soft: #eef1f7; --card: #ffffff; --border: #dfe3ed;
    --text: #12151f; --muted: #5b6478;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
header.top {
  position: sticky; top: 0; z-index: 20; backdrop-filter: blur(12px);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  border-bottom: 1px solid var(--border);
}
header.top .wrap { display: flex; align-items: center; gap: 18px; height: 60px; }
header.top .brand { font-weight: 700; letter-spacing: -0.02em; white-space: nowrap; }
header.top nav { display: flex; gap: 16px; margin-left: auto; flex-wrap: wrap; }
header.top nav a { color: var(--muted); font-size: 14px; }
header.top nav a:hover { color: var(--text); }
.hero { padding: 56px 0 32px; border-bottom: 1px solid var(--border); }
.hero h1 { font-size: clamp(28px, 5vw, 46px); line-height: 1.15; margin: 0 0 12px; letter-spacing: -0.03em; }
.hero p.lead { color: var(--muted); font-size: 18px; max-width: 68ch; margin: 0 0 24px; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 12px; margin: 28px 0; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; }
.stat b { display: block; font-size: 26px; letter-spacing: -0.02em; }
.stat span { color: var(--muted); font-size: 13px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px; display: block; color: inherit; transition: border-color .15s, transform .15s;
}
.card:hover { border-color: var(--accent); text-decoration: none; transform: translateY(-2px); }
.card h3 { margin: 6px 0 8px; font-size: 17px; letter-spacing: -0.01em; }
.card p { margin: 0; color: var(--muted); font-size: 14px; }
.tag {
  display: inline-block; font-size: 11px; font-family: var(--mono);
  padding: 2px 8px; border-radius: 99px; border: 1px solid currentColor; opacity: .9;
}
.pill { font-family: var(--mono); font-size: 12px; color: var(--muted); }
section { padding: 40px 0; }
section > h2 { font-size: 22px; margin: 0 0 6px; letter-spacing: -0.02em; }
section > p.sub { color: var(--muted); margin: 0 0 22px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
code { font-family: var(--mono); font-size: .9em; background: var(--bg-soft); padding: 2px 6px; border-radius: 6px; }
pre { background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius);
      padding: 14px 16px; overflow-x: auto; }
pre code { background: none; padding: 0; }
ul.clean { list-style: none; padding: 0; margin: 0; }
ul.clean li { padding: 8px 0; border-bottom: 1px solid var(--border); }
ul.clean li:last-child { border-bottom: 0; }
.search {
  width: 100%; padding: 13px 16px; border-radius: var(--radius);
  border: 1px solid var(--border); background: var(--card); color: var(--text); font-size: 15px;
}
.search:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.filters { display: flex; gap: 8px; flex-wrap: wrap; margin: 14px 0 20px; }
.filters button {
  background: var(--card); border: 1px solid var(--border); color: var(--muted);
  padding: 6px 12px; border-radius: 99px; cursor: pointer; font-size: 13px; font-family: inherit;
}
.filters button[aria-pressed="true"] { border-color: var(--accent); color: var(--text); }
.results { display: grid; gap: 8px; }
.result {
  display: flex; gap: 12px; align-items: baseline; padding: 10px 14px;
  border: 1px solid var(--border); border-radius: 10px; background: var(--card); color: inherit;
}
.result:hover { border-color: var(--accent); text-decoration: none; }
.result .id { font-family: var(--mono); color: var(--muted); font-size: 13px; }
.result .t { flex: 1; }
.empty { color: var(--muted); padding: 24px; text-align: center; }
.crumb { color: var(--muted); font-size: 14px; margin: 24px 0 4px; }
h1.page { font-size: clamp(24px, 4vw, 34px); margin: 4px 0 10px; letter-spacing: -0.03em; }
.meta { display: flex; gap: 14px; flex-wrap: wrap; color: var(--muted); font-size: 13px; margin-bottom: 22px; }
.callout {
  border-left: 3px solid var(--accent); background: var(--bg-soft);
  padding: 14px 18px; border-radius: 0 var(--radius) var(--radius) 0; margin: 18px 0;
}
.callout.warn { border-left-color: #fb923c; }
.callout.ok { border-left-color: var(--accent-2); }
ul.clean.warn-list li { padding-left: 20px; position: relative; }
ul.clean.warn-list li::before { content: "⚠"; position: absolute; left: 0; color: #fb923c; }
ul.flow { list-style: none; padding: 0; margin: 18px 0; display: grid; gap: 8px; }
ul.flow li {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  background: var(--bg-soft); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 10px 14px;
}
ul.flow .node { font-size: 14px; }
ul.flow .arrow { color: var(--accent); font-weight: 700; }
.progress-bar { height: 6px; background: var(--bg-soft); border-radius: 99px; overflow: hidden; margin-top: 8px; }
.progress-bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.nav-classes { display: flex; justify-content: space-between; gap: 12px; margin: 32px 0; flex-wrap: wrap; }
footer { border-top: 1px solid var(--border); padding: 32px 0; color: var(--muted); font-size: 13px; }
footer .wrap { display: flex; gap: 16px; flex-wrap: wrap; justify-content: space-between; }
.btn {
  display: inline-block; padding: 10px 18px; border-radius: 10px;
  background: var(--accent); color: #fff; font-weight: 600; font-size: 14px;
}
.btn:hover { text-decoration: none; opacity: .92; }
.btn.ghost { background: transparent; border: 1px solid var(--border); color: var(--text); }
.done-toggle {
  background: var(--card); border: 1px solid var(--border); color: var(--muted);
  padding: 8px 14px; border-radius: 10px; cursor: pointer; font: inherit; font-size: 14px;
}
.done-toggle[aria-pressed="true"] { border-color: var(--accent-2); color: var(--accent-2); }