:root {
  --colour-primary: #0d7062;
  --colour-primaryDark: #0b2545;
  --colour-accent: #0b6b8a;
  --colour-heading: #0b2545;
  --colour-text: #1b2432;
  --colour-textMuted: #556271;
  --colour-background: #f2f5f7;
  --colour-surface: #ffffff;
  --colour-border: #dde3ea;
  --colour-pass: #2e8540;
  --colour-warning: #a86200;
  --colour-fail: #b42318;
  --colour-navyDeep: #081a30;
  --colour-sidebarText: #ced3da;
  --colour-sidebarMuted: #919dab;
  --colour-borderStrong: #cad0d8;
  --colour-primarySubtle: #e7f1ef;
  --colour-okBg: #e7f6ec;
  --colour-okText: #136c34;
  --colour-warnBg: #fff4e0;
  --colour-warnText: #8a5300;
  --colour-infoBg: #e6f0fb;
  --colour-infoText: #1d5aa8;
  --colour-neutralBg: #eef1f5;
  --colour-neutralText: #4b5563;
  --colour-badBg: #fde8eb;
  --colour-badText: #a40e26;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 10px;
  --shadow-card: 0 1px 2px rgba(11, 37, 69, 0.06), 0 2px 8px rgba(11, 37, 69, 0.05);
  --shadow-raised: 0 6px 18px rgba(11, 37, 69, 0.12);
  --shadow-dialog: 0 18px 44px rgba(11, 37, 69, 0.22);
  --font-body: 'Segoe UI', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono: ui-monospace, 'Cascadia Mono', Consolas, Menlo, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; font-family: var(--font-body); font-size: 16px; line-height: 1.6;
  color: var(--colour-text); background: var(--colour-background);
}
a { color: var(--colour-primary); text-underline-offset: 2px; }
a:hover { color: var(--colour-primaryDark); }
:focus-visible { outline: 3px solid var(--colour-primary); outline-offset: 2px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--colour-surface); padding: 8px 12px; z-index: 10; }
.skip:focus { left: 8px; }

.top {
  background: var(--colour-navyDeep); color: #fff; display: flex; align-items: center;
  justify-content: space-between; gap: 16px; padding: 12px 24px; min-height: 60px;
}
.brand { display: flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; }
.brand:hover { color: #fff; }
.brand__mark {
  display: grid; place-items: center; width: 32px; height: 32px; border-radius: var(--radius-md);
  background: var(--colour-primary); font-weight: 700;
}
.brand__text { font-weight: 600; font-size: 17px; }
.brand__text small { color: var(--colour-sidebarText); font-weight: 400; margin-left: 6px; }
.who { display: flex; align-items: center; gap: 12px; color: var(--colour-sidebarText); font-size: 14px; }
.who form { margin: 0; }
.button {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 40px;
  padding: 8px 16px; border-radius: var(--radius-md); border: 1px solid var(--colour-borderStrong);
  background: var(--colour-surface); color: var(--colour-text); font: inherit; font-weight: 600;
  cursor: pointer; text-decoration: none;
}
.button:hover { background: var(--colour-primarySubtle); color: var(--colour-text); }
.button--primary { background: var(--colour-primary); border-color: var(--colour-primary); color: #fff; }
.button--primary:hover { background: var(--colour-primaryDark); color: #fff; }
.button--quiet { background: transparent; color: #fff; border-color: rgba(255,255,255,0.35); min-height: 34px; padding: 4px 12px; }
.button--quiet:hover { background: rgba(255,255,255,0.12); color: #fff; }

.frame { display: grid; grid-template-columns: 260px minmax(0, 1fr); max-width: 1200px; margin: 0 auto; }
.side { padding: 28px 20px; border-right: 1px solid var(--colour-border); min-height: calc(100vh - 60px); }
.side h2 {
  font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--colour-textMuted);
  margin: 20px 0 6px;
}
.side h2:first-child { margin-top: 0; }
.side ul { list-style: none; margin: 0; padding: 0; }
.side li a, .side li span { display: block; padding: 6px 10px; border-radius: var(--radius-sm); font-size: 15px; }
.side li a { color: var(--colour-text); text-decoration: none; }
.side li a:hover { background: var(--colour-primarySubtle); }
.side li a[aria-current='page'] { background: var(--colour-primarySubtle); color: var(--colour-primaryDark); font-weight: 600; }
.side li span { color: var(--colour-textMuted); }
.side li span small { font-size: 12px; margin-left: 4px; }
.menu { display: none; }

main { padding: 32px 40px 64px; min-width: 0; }
.article { max-width: 760px; }
.crumbs { font-size: 14px; color: var(--colour-textMuted); margin: 0 0 8px; }
h1, h2, h3 { color: var(--colour-heading); line-height: 1.25; }
h1 { font-size: 32px; margin: 0 0 12px; }
h2 { font-size: 23px; margin: 44px 0 12px; padding-top: 8px; scroll-margin-top: 16px; }
h3 { font-size: 18px; margin: 28px 0 8px; }
.lede { font-size: 18px; color: var(--colour-textMuted); margin: 0 0 24px; }
.meta { font-size: 14px; color: var(--colour-textMuted); }
code, .value {
  font-family: var(--font-mono); font-size: 0.9em; background: var(--colour-neutralBg);
  border: 1px solid var(--colour-border); border-radius: var(--radius-sm); padding: 1px 6px;
  overflow-wrap: anywhere;
}
.ui { font-weight: 600; color: var(--colour-heading); }

.toc {
  background: var(--colour-surface); border: 1px solid var(--colour-border); border-radius: var(--radius-lg);
  padding: 16px 20px; margin: 0 0 8px; box-shadow: var(--shadow-card);
}
.toc strong { display: block; margin-bottom: 6px; }
.toc ol { margin: 0; padding-left: 22px; columns: 2; column-gap: 32px; }
.toc li { break-inside: avoid; }

.steps { list-style: none; counter-reset: step; padding: 0; margin: 16px 0; }
.steps > li { counter-increment: step; position: relative; padding: 0 0 18px 48px; }
.steps > li::before {
  content: counter(step); position: absolute; left: 0; top: 0; width: 32px; height: 32px;
  border-radius: 50%; background: var(--colour-primary); color: #fff; font-weight: 700;
  display: grid; place-items: center; font-size: 15px;
}
.steps > li::after {
  content: ''; position: absolute; left: 15px; top: 36px; bottom: 4px; width: 2px; background: var(--colour-border);
}
.steps > li:last-child::after { display: none; }
.steps > li > :first-child { margin-top: 4px; }
.steps p { margin: 4px 0 8px; }
.steps ul { margin: 4px 0 8px; padding-left: 20px; }

.callout {
  border-radius: var(--radius-md); padding: 14px 18px; margin: 16px 0; border-left: 4px solid;
}
.callout p { margin: 0; }
.callout p + p { margin-top: 8px; }
.callout strong:first-child { display: block; margin-bottom: 2px; }
.callout--info { background: var(--colour-infoBg); border-color: var(--colour-infoText); }
.callout--warn { background: var(--colour-warnBg); border-color: var(--colour-warnText); }
.callout--ok { background: var(--colour-okBg); border-color: var(--colour-okText); }

.table-wrap { overflow-x: auto; margin: 12px 0 20px; border: 1px solid var(--colour-border); border-radius: var(--radius-md); background: var(--colour-surface); }
table { border-collapse: collapse; width: 100%; font-size: 15px; }
th, td { text-align: left; vertical-align: top; padding: 10px 14px; border-bottom: 1px solid var(--colour-border); }
th { background: var(--colour-neutralBg); color: var(--colour-heading); font-weight: 600; }
tr:last-child td { border-bottom: 0; }
.value--keep { white-space: nowrap; overflow-wrap: normal; }

.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; margin: 12px 0 32px; }
.card {
  display: block; background: var(--colour-surface); border: 1px solid var(--colour-border);
  border-radius: var(--radius-lg); padding: 18px 20px; box-shadow: var(--shadow-card);
  color: var(--colour-text); text-decoration: none;
}
a.card:hover { border-color: var(--colour-primary); color: var(--colour-text); box-shadow: var(--shadow-raised); }
.card h3 { margin: 0 0 6px; font-size: 17px; }
.card p { margin: 0; font-size: 15px; color: var(--colour-textMuted); }
.card .pill { margin-top: 12px; }
.pill {
  display: inline-block; font-size: 12px; font-weight: 600; border-radius: 999px; padding: 2px 10px;
  background: var(--colour-neutralBg); color: var(--colour-neutralText);
}
.pill--ok { background: var(--colour-okBg); color: var(--colour-okText); }

.signin { min-height: calc(100vh - 60px); display: grid; place-items: start center; padding: 64px 16px; }
.panel {
  width: 100%; max-width: 420px; background: var(--colour-surface); border: 1px solid var(--colour-border);
  border-radius: var(--radius-lg); padding: 28px; box-shadow: var(--shadow-card);
}
.panel h1 { font-size: 24px; }
.panel p { margin: 0 0 16px; }
.field { display: grid; gap: 6px; margin: 0 0 16px; }
.field label { font-weight: 600; font-size: 15px; }
.input {
  font: inherit; padding: 10px 12px; border: 1px solid var(--colour-borderStrong); border-radius: var(--radius-md);
  background: var(--colour-surface); color: var(--colour-text); width: 100%;
}
.input:focus { outline: 3px solid var(--colour-primarySubtle); border-color: var(--colour-primary); }
.input--code { font-family: var(--font-mono); font-size: 22px; letter-spacing: 0.3em; text-align: center; }
.panel .button { width: 100%; }
.status { border-radius: var(--radius-md); padding: 10px 14px; font-size: 15px; margin: 0 0 16px; }
.status--error { background: var(--colour-badBg); color: var(--colour-badText); }
.status--info { background: var(--colour-infoBg); color: var(--colour-infoText); }
.small { font-size: 14px; color: var(--colour-textMuted); }
.panel .small { margin: 16px 0 0; }

.foot { border-top: 1px solid var(--colour-border); padding: 20px 24px; font-size: 14px; color: var(--colour-textMuted); text-align: center; }

@media (max-width: 860px) {
  .top { padding: 10px 16px; }
  .who span { display: none; }
  .frame { grid-template-columns: minmax(0, 1fr); }
  .side { display: none; }
  .menu { display: block; border-bottom: 1px solid var(--colour-border); background: var(--colour-surface); }
  .menu > summary { padding: 12px 16px; font-weight: 600; cursor: pointer; }
  .menu .side { display: block; min-height: 0; border: 0; padding: 4px 16px 16px; }
  main { padding: 24px 16px 48px; }
  h1 { font-size: 26px; }
  h2 { font-size: 21px; margin-top: 36px; }
  .toc ol { columns: 1; }
  .steps > li { padding-left: 42px; }
  /* Tables become one card per row on phones, each value under its column's name. */
  .table-wrap { overflow: visible; border: 0; background: transparent; }
  .table-wrap table, .table-wrap tbody, .table-wrap tr, .table-wrap td { display: block; }
  .table-wrap thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .table-wrap tr {
    background: var(--colour-surface); border: 1px solid var(--colour-border);
    border-radius: var(--radius-md); padding: 6px 0; margin-bottom: 10px;
  }
  .table-wrap td { border: 0; padding: 4px 14px; }
  .table-wrap td::before {
    content: attr(data-label); display: block; font-size: 12px; font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.04em; color: var(--colour-textMuted);
  }
}