/* docs.noeron.co | same palette and type as noeron.co, tuned for reading. */
:root {
  --bg: #04070e;
  --panel: #0a1222;
  --panel-2: #0d172b;
  --ink: #eef3fa;
  --silver: #b9c5d6;
  --muted: #7d8aa0;
  --ice: #a8d0ff;
  --good: #9fe0c5;
  --warn: #f2d38a;
  --bad: #f5a3b0;
  --line: rgba(185, 205, 235, 0.13);
  --line-2: rgba(185, 205, 235, 0.22);
  --top: 64px;
  --font: "Manrope", ui-sans-serif, system-ui, -apple-system, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, monospace;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { scroll-padding-top: calc(var(--top) + 20px); -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body {
  margin: 0;
  background: radial-gradient(1100px 600px at 85% -10%, rgba(111, 168, 240, 0.1), transparent 65%), var(--bg);
  background-attachment: fixed;
  color: var(--silver);
  font: 400 16px/1.7 var(--font);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--ice); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
:focus-visible { outline: 2px solid var(--ice); outline-offset: 2px; border-radius: 6px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.skip { position: absolute; left: -999px; top: 8px; z-index: 100; background: var(--ink); color: var(--bg); padding: 8px 14px; border-radius: 8px; }
.skip:focus { left: 12px; }

/* top bar */
.top {
  position: sticky; top: 0; z-index: 40;
  height: calc(var(--top) + env(safe-area-inset-top)); padding: env(safe-area-inset-top) max(16px, env(safe-area-inset-right)) 0 max(16px, env(safe-area-inset-left));
  display: flex; align-items: center; gap: 14px;
  background: rgba(4, 7, 14, 0.78); backdrop-filter: blur(16px) saturate(140%); -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 9px; color: var(--ink); font-weight: 500; font-size: 18px; letter-spacing: -0.01em; }
.brand:hover { text-decoration: none; }
.brand em { font-style: normal; font-size: 12px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ice); border: 1px solid rgba(168, 208, 255, 0.3); border-radius: 999px; padding: 2px 8px; margin-left: 2px; }
.search { position: relative; display: flex; align-items: center; margin-left: auto; width: min(320px, 34vw); color: var(--muted); }
.search label { display: contents; }
.search svg { position: absolute; left: 12px; pointer-events: none; }
.search input {
  width: 100%; height: 38px; padding: 0 36px 0 36px; border-radius: 10px; border: 1px solid var(--line); background: rgba(10, 18, 34, 0.7);
  color: var(--ink); font: inherit; font-size: 14px; outline: none; transition: border-color 0.15s;
}
.search input:focus { border-color: rgba(168, 208, 255, 0.45); }
.search input::-webkit-search-cancel-button { display: none; }
.search kbd { position: absolute; right: 10px; font: 500 11px var(--mono); color: var(--muted); border: 1px solid var(--line); border-radius: 5px; padding: 1px 6px; }
.top-links { display: flex; align-items: center; gap: 16px; font-size: 14px; }
.top-links a:not(.btn) { color: var(--silver); }
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 8px 14px; border-radius: 999px; background: linear-gradient(180deg, #f6f9ff, #c6d8f0); color: #06101f; font-weight: 600; font-size: 14px; white-space: nowrap; }
.btn:hover { text-decoration: none; filter: brightness(1.04); }
.menu-btn { display: none; background: none; border: 0; color: var(--silver); padding: 8px; margin-left: -8px; border-radius: 8px; cursor: pointer; }

/* three-column shell */
.shell { display: grid; grid-template-columns: 272px minmax(0, 1fr) 220px; max-width: 1360px; margin: 0 auto; }
.sidenav { position: sticky; top: calc(var(--top) + env(safe-area-inset-top)); height: calc(100dvh - var(--top) - env(safe-area-inset-top)); overflow-y: auto; border-right: 1px solid var(--line); scrollbar-width: thin; }
.sidenav-inner { padding: 22px 16px 32px 20px; }
.nav-group + .nav-group { margin-top: 22px; }
.nav-title { font-size: 11px; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); padding: 0 10px 6px; }
.sidenav ul { list-style: none; margin: 0; padding: 0; }
.sidenav li a { display: block; padding: 6px 10px; border-radius: 8px; color: var(--silver); font-size: 14.5px; line-height: 1.45; }
.sidenav li a:hover { background: rgba(255, 255, 255, 0.04); color: var(--ink); text-decoration: none; }
.sidenav li a[aria-current="page"] { background: rgba(168, 208, 255, 0.1); color: var(--ink); box-shadow: inset 2px 0 0 var(--ice); }
.nav-foot { margin-top: 28px; padding: 16px 10px 0; border-top: 1px solid var(--line); display: flex; flex-direction: column; gap: 6px; font-size: 13.5px; }
.nav-foot a { color: var(--muted); }
.scrim { display: none; }

/* content */
.content { min-width: 0; padding: 44px clamp(20px, 5vw, 64px) 40px; }
.doc { max-width: 740px; }
.eyebrow { font-size: 12px; font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase; color: var(--ice); }
.doc h1 { margin: 10px 0 0; color: var(--ink); font-weight: 400; font-size: clamp(32px, 4.4vw, 44px); line-height: 1.1; letter-spacing: -0.03em; }
.lede { margin: 16px 0 8px; font-size: 18.5px; line-height: 1.6; color: var(--silver); font-weight: 300; }
.doc h2 { position: relative; margin: 48px 0 12px; padding-top: 4px; color: var(--ink); font-weight: 500; font-size: 24px; letter-spacing: -0.015em; line-height: 1.3; }
.doc h3 { position: relative; margin: 30px 0 8px; color: var(--ink); font-weight: 600; font-size: 17.5px; }
.anchor { position: absolute; left: -24px; top: 50%; transform: translateY(-50%); color: var(--muted); opacity: 0; transition: opacity 0.15s; padding: 4px; }
.doc h2 .anchor { top: calc(50% + 2px); }
h2:hover .anchor, h3:hover .anchor, .anchor:focus-visible { opacity: 1; }
.doc p { margin: 12px 0; }
.doc strong { color: var(--ink); font-weight: 600; }
.doc ul, .doc ol { margin: 12px 0; padding-left: 22px; }
.doc li { margin: 6px 0; padding-left: 2px; }
.doc li::marker { color: var(--muted); }
.doc code { font: 0.88em var(--mono); color: var(--ink); background: rgba(168, 208, 255, 0.08); border: 1px solid var(--line); border-radius: 6px; padding: 1px 6px; overflow-wrap: anywhere; }
.doc hr { border: 0; border-top: 1px solid var(--line); margin: 36px 0; }

/* tables */
.table { margin: 18px 0; overflow-x: auto; border: 1px solid var(--line); border-radius: 14px; background: rgba(10, 18, 34, 0.5); }
.doc table { width: 100%; border-collapse: collapse; font-size: 14.5px; line-height: 1.5; }
.doc th { text-align: left; font-weight: 600; color: var(--ink); background: rgba(255, 255, 255, 0.025); }
.doc th, .doc td { padding: 11px 16px; border-bottom: 1px solid var(--line); vertical-align: top; }
.doc tr:last-child td { border-bottom: 0; }
.doc td code { white-space: nowrap; }

/* callouts */
.note { display: flex; gap: 12px; margin: 20px 0; padding: 14px 18px; border-radius: 14px; border: 1px solid rgba(168, 208, 255, 0.25); background: rgba(168, 208, 255, 0.06); font-size: 15px; }
.note.warn { border-color: rgba(242, 211, 138, 0.3); background: rgba(242, 211, 138, 0.06); }
.note.warn b:first-child { color: var(--warn); }
.note > b:first-child { flex: none; color: var(--ice); font-weight: 600; }
.note p { margin: 0; }

/* steps */
.steps { counter-reset: step; list-style: none; padding: 0 !important; margin: 22px 0; }
.steps > li { counter-increment: step; position: relative; padding: 0 0 22px 48px !important; margin: 0 !important; }
.steps > li::before {
  content: counter(step); position: absolute; left: 0; top: 0; width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center;
  font-size: 14px; font-weight: 600; color: var(--ice); border: 1px solid rgba(168, 208, 255, 0.35); background: rgba(168, 208, 255, 0.08);
}
.steps > li:not(:last-child)::after { content: ""; position: absolute; left: 15px; top: 36px; bottom: 6px; width: 1px; background: var(--line); }
.steps > li > b:first-child { display: block; color: var(--ink); font-weight: 600; margin-bottom: 2px; padding-top: 3px; }

/* cards on the intro page */
.cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin: 22px 0; }
.card { display: block; padding: 18px 20px; border-radius: 16px; border: 1px solid var(--line); background: rgba(10, 18, 34, 0.6); transition: border-color 0.15s, transform 0.15s; }
.card:hover { text-decoration: none; border-color: rgba(168, 208, 255, 0.4); transform: translateY(-1px); }
.card b { display: block; color: var(--ink); font-weight: 600; font-size: 16px; }
.card span { display: block; margin-top: 4px; color: var(--muted); font-size: 14px; line-height: 1.5; }
.ask { display: inline-block; margin: 3px 4px 3px 0; padding: 5px 12px; border-radius: 999px; border: 1px solid var(--line); background: rgba(10, 18, 34, 0.6); color: var(--silver); font-size: 14px; }

/* pager + footer */
.pager { max-width: 740px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 56px; }
.pager a { display: block; padding: 14px 18px; border-radius: 14px; border: 1px solid var(--line); transition: border-color 0.15s; }
.pager a:hover { text-decoration: none; border-color: rgba(168, 208, 255, 0.4); }
.pager small { display: flex; align-items: center; gap: 6px; color: var(--muted); font-size: 12.5px; }
.pager b { display: block; margin-top: 2px; color: var(--ink); font-weight: 500; }
.pager .next { text-align: right; }
.pager .next small { justify-content: flex-end; }
.foot { max-width: 740px; margin-top: 44px; padding-top: 20px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; font-size: 13px; color: var(--muted); padding-bottom: env(safe-area-inset-bottom); }

/* on this page */
.toc { position: sticky; top: calc(var(--top) + env(safe-area-inset-top)); align-self: start; padding: 46px 20px 20px 8px; font-size: 13.5px; }
.toc-title { font-size: 11px; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
.toc ul { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--line); }
.toc a { display: block; padding: 4px 0 4px 12px; margin-left: -1px; border-left: 1px solid transparent; color: var(--muted); line-height: 1.4; }
.toc a:hover { color: var(--ink); text-decoration: none; }
.toc a.on { color: var(--ink); border-left-color: var(--ice); }

/* responsive */
@media (max-width: 1180px) {
  .shell { grid-template-columns: 260px minmax(0, 1fr); }
  .toc { display: none; }
}
@media (max-width: 860px) {
  .shell { display: block; }
  .menu-btn { display: inline-flex; }
  .top { gap: 10px; }
  .brand span { display: none; }
  .search { width: auto; flex: 1; margin-left: 4px; }
  .search kbd { display: none; }
  .search input { font-size: 16px; } /* stops iOS zooming on focus */
  .top-links a:not(.btn) { display: none; }
  .top-links .btn { padding: 8px 12px; }
  .sidenav {
    position: fixed; z-index: 50; top: 0; left: 0; bottom: 0; height: 100dvh; width: min(300px, 86vw);
    padding-top: env(safe-area-inset-top); background: #050912; border-right: 1px solid var(--line-2);
    transform: translateX(-100%); transition: transform 0.28s cubic-bezier(0.32, 0.72, 0, 1); visibility: hidden;
  }
  body.nav-open .sidenav { transform: none; visibility: visible; }
  body.nav-open .scrim { display: block; position: fixed; inset: 0; z-index: 45; background: rgba(0, 0, 0, 0.6); backdrop-filter: blur(2px); }
  body.nav-open { overflow: hidden; }
  .content { padding: 30px 20px 32px; }
  .anchor { display: none; }
  .cards { grid-template-columns: 1fr; }
  .lede { font-size: 17px; }
}
@media (max-width: 420px) {
  .top-links .btn { font-size: 0; gap: 0; padding: 9px; }
  .top-links .btn svg { width: 16px; height: 16px; }
  .pager { grid-template-columns: 1fr; }
  .pager .next { text-align: left; }
  .pager .next small { justify-content: flex-start; }
}
@media (prefers-reduced-motion: reduce) { .sidenav { transition: none; } }

/* search results */
.results {
  position: absolute; top: calc(100% + 8px); right: 0; width: min(440px, 92vw); max-height: min(70vh, 520px); overflow-y: auto; z-index: 60;
  background: #070d1a; border: 1px solid var(--line-2); border-radius: 14px; padding: 6px; box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.9);
}
.results a { display: block; padding: 10px 12px; border-radius: 10px; color: var(--silver); }
.results a:hover, .results a.on { background: rgba(168, 208, 255, 0.08); text-decoration: none; }
.results b { display: block; color: var(--ink); font-weight: 600; font-size: 14.5px; }
.results small { display: block; color: var(--ice); font-size: 12px; margin-top: 1px; }
.results span { display: block; margin-top: 3px; font-size: 13px; line-height: 1.5; color: var(--muted); }
.results mark { background: rgba(168, 208, 255, 0.2); color: var(--ink); border-radius: 3px; padding: 0 2px; }
.results .none { margin: 0; padding: 12px; font-size: 14px; color: var(--muted); }
@media (max-width: 860px) {
  .results { position: fixed; left: 12px; right: 12px; width: auto; top: calc(var(--top) + env(safe-area-inset-top) + 4px); }
}