/* NoireBox — developer reference (code.noirebox.eu).
   Docs-site layout: sidebar TOC + dense content. Dark identity, zero dependencies. */

:root {
  --bg: #07060c;
  --bg-2: #0c0a14;
  --bg-3: #110e1c;
  --line: rgba(255, 255, 255, .09);
  --line-strong: rgba(255, 255, 255, .18);
  --txt: #e9e7f2;
  --dim: #a3a1b6;
  --dimmer: #6d6b80;
  --violet: #8b5cf6;
  --violet-soft: #c4b5fd;
  --blue: #38bdf8;
  --green: #3fb950;
  --amber: #f5a623;
  --red-soft: #ff7b72;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, sans-serif;
  --side-w: 252px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--txt);
  font-family: var(--sans);
  font-size: 15.5px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
::selection { background: rgba(139, 92, 246, .4); }
a { color: inherit; }
code { font-family: var(--mono); font-size: .85em; color: var(--violet-soft); background: var(--bg-3); padding: .1em .35em; border-radius: 5px; }
pre code { background: none; padding: 0; }
.mono { font-family: var(--mono); font-size: .88em; }
.dim { color: var(--dimmer); font-size: .92em; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 8px; top: 8px; z-index: 200; background: var(--violet); color: #fff; padding: 6px 12px; border-radius: 6px; }
section { scroll-margin-top: 24px; }

/* ── sidebar ─────────────────────────────────── */
.sidebar {
  position: fixed; inset: 0 auto 0 0; width: var(--side-w);
  background: var(--bg-2); border-right: 1px solid var(--line);
  padding: 26px 18px 20px; overflow-y: auto; z-index: 50;
  display: flex; flex-direction: column;
}
.brand { font-family: var(--mono); font-weight: 700; font-size: 17px; letter-spacing: .14em; text-decoration: none; }
.brand span { color: var(--violet-soft); }
.cube { display: inline-block; width: 11px; height: 11px; background: linear-gradient(135deg, var(--violet), var(--blue)); border-radius: 3px; margin-right: 8px; }
.brand-sub { color: var(--dimmer); font-size: 11.5px; letter-spacing: .08em; text-transform: uppercase; margin: 4px 0 18px 19px; }
.toc { display: flex; flex-direction: column; }
.toc a {
  color: var(--dim); text-decoration: none; font-size: 13.5px;
  padding: 5px 10px; border-left: 2px solid transparent; border-radius: 0 6px 6px 0;
}
.toc a:hover { color: var(--txt); background: rgba(139, 92, 246, .08); }
.toc a.active { color: var(--violet-soft); border-left-color: var(--violet); background: rgba(139, 92, 246, .1); }
.toc a.toc-en { margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--line); color: var(--violet-soft); }
.toc a.toc-en:hover { background: rgba(139, 92, 246, .12); }
.side-foot { margin-top: auto; padding-top: 18px; display: flex; gap: 14px; font-size: 13px; }
.side-foot a { color: var(--dim); text-decoration: none; }
.side-foot a:hover { color: var(--violet-soft); }

.menu-btn {
  display: none; position: fixed; top: 12px; left: 12px; z-index: 70;
  background: var(--bg-3); color: var(--txt); border: 1px solid var(--line-strong);
  border-radius: 8px; font-size: 17px; width: 40px; height: 36px; cursor: pointer;
}
.scrim { position: fixed; inset: 0; background: rgba(0, 0, 0, .55); z-index: 40; }
.scrim[hidden] { display: none; }

/* ── content column ─────────────────────────── */
main { margin-left: var(--side-w); }
main > * { max-width: 920px; margin-left: auto; margin-right: auto; padding-left: 44px; padding-right: 44px; }
main section, main .head, main .foot { padding-top: 26px; padding-bottom: 26px; }

.head { padding-top: 56px !important; border-bottom: 1px solid var(--line); }
.kicker { font-family: var(--mono); font-size: 11.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--violet); margin-bottom: 14px; }
h1 { font-size: 40px; letter-spacing: -.02em; line-height: 1.1; }
h1 .ver { font-family: var(--mono); font-size: 14px; font-weight: 400; color: var(--violet-soft); border: 1px solid var(--line-strong); border-radius: 999px; padding: 3px 12px; vertical-align: 8px; margin-left: 10px; letter-spacing: 0; }
.lede { color: var(--dim); font-size: 17px; margin: 14px 0 18px; }
.lede strong, p strong { color: var(--txt); }
.badges { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.badges img { height: 20px; }

.install-pill {
  display: inline-flex; align-items: center; gap: 12px;
  background: var(--bg-3); border: 1px solid var(--line-strong); border-radius: 10px;
  padding: 10px 14px; margin-bottom: 14px;
}
.install-pill code { background: none; font-size: 14px; color: var(--txt); }
.copy-btn {
  background: none; border: 1px solid var(--line); color: var(--dim);
  border-radius: 6px; width: 28px; height: 24px; cursor: pointer; font-size: 12px;
}
.copy-btn:hover { color: var(--violet-soft); border-color: var(--violet); }
.head-links { color: var(--dimmer); font-size: 13px; }
.head-links a { color: var(--dim); }

h2 {
  font-size: 24px; letter-spacing: -.01em; margin: 10px 0 16px;
  padding-bottom: 10px; border-bottom: 1px solid var(--line);
}
h2 .anchor { color: var(--dimmer); text-decoration: none; font-size: .8em; margin-right: 8px; }
h2 .anchor:hover { color: var(--violet); }
h3 { font-size: 16.5px; margin: 22px 0 10px; color: var(--violet-soft); }
section p { margin: 10px 0; color: var(--dim); }
section p strong { color: var(--txt); }
section a { color: var(--violet-soft); text-decoration: none; }
section a:hover { text-decoration: underline; }

.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; margin-top: 14px; }
.cols h3 { margin-top: 4px; }
.tight { margin: 8px 0 8px 18px; color: var(--dim); }
.tight li { margin: 5px 0; }
ol.tight { margin-left: 22px; }

/* ── code blocks ────────────────────────────── */
pre.code {
  position: relative; background: var(--bg-2); border: 1px solid var(--line);
  border-radius: 10px; padding: 14px 16px; overflow-x: auto;
  font-family: var(--mono); font-size: 13px; line-height: 1.6;
  color: #d8d5e8; margin: 12px 0;
}
pre.code .c { color: var(--dimmer); }
pre.code code { background: none; padding: 0; }
pre.layout { color: var(--dim); white-space: pre; }

/* ── tables ─────────────────────────────────── */
table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 14px; }
th {
  text-align: left; font-family: var(--mono); font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: .08em; color: var(--dimmer);
  border-bottom: 1px solid var(--line-strong); padding: 8px 12px 8px 0;
}
td { border-bottom: 1px solid var(--line); padding: 8px 12px 8px 0; vertical-align: top; color: var(--dim); }
td.mono { color: var(--violet-soft); white-space: nowrap; }
tbody tr:hover { background: rgba(139, 92, 246, .04); }
table.exit td:first-child { color: var(--green); }
table.adrs td:first-child { color: var(--violet-soft); }
table.adrs td { padding: 5px 12px 5px 0; }

/* ── footer ─────────────────────────────────── */
.foot {
  border-top: 1px solid var(--line); margin-top: 30px !important;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  color: var(--dimmer); font-size: 13.5px; padding-bottom: 60px !important;
}
.foot-links { display: flex; gap: 16px; flex-wrap: wrap; }
.foot a { color: var(--dim); text-decoration: none; }
.foot a:hover { color: var(--violet-soft); }

/* ── responsive ─────────────────────────────── */
@media (max-width: 980px) {
  .sidebar { transform: translateX(-100%); transition: transform .22s ease; width: 280px; }
  .sidebar.open { transform: translateX(0); box-shadow: 0 0 60px rgba(0, 0, 0, .6); }
  .menu-btn { display: block; }
  main { margin-left: 0; }
  main > * { padding-left: 20px; padding-right: 20px; }
  .head { padding-top: 64px !important; }
  h1 { font-size: 30px; }
  .cols { grid-template-columns: 1fr; }
  table { display: block; overflow-x: auto; }
  section { scroll-margin-top: 64px; }
}