/* Aperture dashboard. Every text/background pair below meets WCAG 2.1 AA in both themes.
   No inline styles anywhere: the server's Content-Security-Policy forbids them. */

:root {
  --paper: #F4F6F7; --surface: #FFFFFF; --surface-alt: #EBF0F1; --surface-sunk: #E3EAEC;
  --ink: #0F1D22; --ink-soft: #3A525C; --ink-faint: #51676F;
  --rule: #D3DEE0; --rule-strong: #9FB3B8;
  --accent: #0D6A6A; --accent-deep: #07474A; --accent-wash: #DCEDEC; --on-accent: #FFFFFF;
  --critical: #A81E14; --critical-wash: #F9E3E1;
  --serious: #8A4E00; --serious-wash: #FBEDDA;
  --moderate: #5B5300; --moderate-wash: #F6F2D8;
  --good: #14603C; --good-wash: #DDEEE4;
  --band-bg: #0F1D22; --band-fg: #FFFFFF; --band-muted: #B9CDD1; --band-border: transparent; --hot: #F2B25C;
  --shadow: 0 1px 2px rgba(15, 29, 34, .05), 0 6px 20px rgba(15, 29, 34, .05);
  --serif: Georgia, "Iowan Old Style", "Times New Roman", serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0A1315; --surface: #111E22; --surface-alt: #16262B; --surface-sunk: #0D1A1E;
    --ink: #E7EFF0; --ink-soft: #A8BFC4; --ink-faint: #8FA6AD;
    --rule: #23383E; --rule-strong: #3B575E;
    --accent: #4FBDBA; --accent-deep: #8AD8D5; --accent-wash: #0F2F2E; --on-accent: #06211F;
    --critical: #F58A80; --critical-wash: #37191A;
    --serious: #E0A85C; --serious-wash: #32240F;
    --moderate: #D6CE6A; --moderate-wash: #2B2910;
    --good: #6DC79A; --good-wash: #112F1F;
    --band-bg: #16262B; --band-fg: #E7EFF0; --band-muted: #A8BFC4; --band-border: #3B575E; --hot: #F2B25C;
    --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 6px 20px rgba(0, 0, 0, .3);
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --paper: #0A1315; --surface: #111E22; --surface-alt: #16262B; --surface-sunk: #0D1A1E;
  --ink: #E7EFF0; --ink-soft: #A8BFC4; --ink-faint: #8FA6AD;
  --rule: #23383E; --rule-strong: #3B575E;
  --accent: #4FBDBA; --accent-deep: #8AD8D5; --accent-wash: #0F2F2E; --on-accent: #06211F;
  --critical: #F58A80; --critical-wash: #37191A;
  --serious: #E0A85C; --serious-wash: #32240F;
  --moderate: #D6CE6A; --moderate-wash: #2B2910;
  --good: #6DC79A; --good-wash: #112F1F;
  --band-bg: #16262B; --band-fg: #E7EFF0; --band-muted: #A8BFC4; --band-border: #3B575E; --hot: #F2B25C;
  --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 6px 20px rgba(0, 0, 0, .3);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 15px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { color: var(--accent); text-underline-offset: 2px; }
a:hover { color: var(--accent-deep); }
button, input, select, textarea { font: inherit; color: inherit; }
h1, h2, h3, h4 { margin: 0; text-wrap: balance; }
p { margin: 0; }
ul, ol { margin: 0; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 3px; }
[tabindex="-1"]:focus { outline: none; }
img { max-width: 100%; }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: 12px; top: -48px; z-index: 50; background: var(--accent); color: var(--on-accent); padding: 8px 14px; border-radius: 3px; text-decoration: none; font-weight: 600; }
.skip-link:focus { top: 10px; color: var(--on-accent); }

/* ---------------------------------- chrome --------------------------------- */
header.top { border-bottom: 1px solid var(--rule); background: var(--surface); position: sticky; top: 0; z-index: 20; }
.top-in { max-width: 1200px; margin: 0 auto; padding: 12px 24px; display: flex; align-items: center; gap: 12px 22px; flex-wrap: wrap; }
.brand { display: flex; align-items: baseline; gap: 10px; text-decoration: none; color: var(--ink); }
.brand b { font-family: var(--serif); font-size: 21px; font-weight: 600; letter-spacing: -.01em; }
.brand-sub { font-family: var(--mono); font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-faint); }
.nav { list-style: none; padding: 0; display: flex; gap: 4px; flex-wrap: wrap; }
.nav a { display: inline-flex; align-items: center; gap: 6px; padding: 6px 10px; border-radius: 3px; color: var(--ink-soft); text-decoration: none; font-weight: 550; }
.nav a:hover { background: var(--surface-alt); color: var(--ink); }
.nav a[aria-current="page"] { color: var(--ink); background: var(--surface-alt); box-shadow: inset 0 -2px 0 var(--accent); }
.badge { display: inline-block; min-width: 20px; padding: 0 6px; border-radius: 10px; background: var(--critical); color: var(--surface); font-size: 11.5px; font-weight: 700; line-height: 20px; text-align: center; }
.deadline { margin-left: auto; font-family: var(--mono); font-size: 11.5px; letter-spacing: .04em; color: var(--ink-soft); background: var(--surface-alt); border: 1px solid var(--rule); padding: 5px 10px; border-radius: 3px; }
.user { display: flex; align-items: center; gap: 10px; }
.user-name { color: var(--ink-soft); font-size: 13.5px; }
main { max-width: 1200px; margin: 0 auto; padding: 30px 24px 96px; }
.loading { color: var(--ink-soft); padding: 40px 0; }

/* --------------------------------- layout ---------------------------------- */
.stack { display: flex; flex-direction: column; gap: 28px; }
.stack-sm { display: flex; flex-direction: column; gap: 12px; }
.row { display: flex; gap: 10px 12px; align-items: center; flex-wrap: wrap; }
.page-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; }
.page-title { font-family: var(--serif); font-size: clamp(26px, 3.4vw, 34px); font-weight: 600; letter-spacing: -.015em; line-height: 1.15; overflow-wrap: anywhere; }
.crumb { font-family: var(--mono); font-size: 11.5px; letter-spacing: .05em; color: var(--ink-faint); margin-bottom: 8px; }
.crumb a { color: var(--ink-faint); }
.sub { color: var(--ink-soft); font-size: 14.5px; margin-top: 4px; }
.fine { color: var(--ink-faint); font-size: 13px; }
.sec-title { font-family: var(--mono); font-size: 11.5px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-soft); padding-bottom: 9px; border-bottom: 1px solid var(--rule); margin-bottom: 14px; }
.card { background: var(--surface); border: 1px solid var(--rule); border-radius: 4px; box-shadow: var(--shadow); }
.pad { padding: 20px 22px; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; }
.grid-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; }

/* ------------------------------ buttons & forms ---------------------------- */
.btn { background: var(--accent); color: var(--on-accent); border: 1px solid var(--accent); padding: 8px 16px; border-radius: 3px; cursor: pointer; font-weight: 650; font-size: 14px; text-decoration: none; display: inline-block; }
.btn:hover { background: var(--accent-deep); border-color: var(--accent-deep); color: var(--on-accent); }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.ghost { background: transparent; color: var(--ink-soft); border: 1px solid var(--rule-strong); padding: 7px 13px; border-radius: 3px; cursor: pointer; font-size: 13.5px; text-decoration: none; display: inline-block; }
.ghost:hover { border-color: var(--ink-soft); color: var(--ink); }
.ghost.small, .btn.small { padding: 4px 10px; font-size: 13px; }
.danger:hover { border-color: var(--critical); color: var(--critical); }
.form-stack { display: flex; flex-direction: column; gap: 14px; }
.field { display: flex; flex-direction: column; gap: 5px; font-size: 13.5px; color: var(--ink-soft); }
.field label, .field .label { font-weight: 600; color: var(--ink-soft); }
.field input, .field select, .field textarea, .inline-field input, .inline-field select { background: var(--surface-sunk); border: 1px solid var(--rule-strong); border-radius: 3px; padding: 8px 10px; color: var(--ink); min-height: 38px; }
.field textarea { min-height: 96px; resize: vertical; }
.field .hint { color: var(--ink-faint); font-size: 12.5px; }
.inline-field { display: inline-flex; align-items: center; gap: 8px; font-size: 13.5px; color: var(--ink-soft); }
.inline-field input[type="number"] { width: 84px; }
.check { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; color: var(--ink-soft); }
.check input { width: 17px; height: 17px; accent-color: var(--accent); }
.form-error { color: var(--critical); font-size: 14px; }
.form-error:empty { display: none; }
.auth { max-width: 440px; margin: 40px auto; }
.auth .page-title { margin-bottom: 4px; }
.auth .form-stack { margin-top: 20px; }
.auth .fine { margin-top: 16px; }

/* --------------------------------- tables ---------------------------------- */
/* position: relative keeps absolutely-positioned screen-reader text inside the scroll box;
   without it that text escapes the clip and gives the whole page a horizontal scrollbar. */
.scroll { position: relative; overflow-x: auto; border: 1px solid var(--rule); border-radius: 4px; background: var(--surface); }
table { border-collapse: collapse; width: 100%; min-width: 640px; font-size: 14px; }
th, td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--rule); vertical-align: middle; }
thead th { font-family: var(--mono); font-size: 11px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-soft); background: var(--surface-alt); border-bottom: 2px solid var(--rule-strong); white-space: nowrap; }
tbody tr:last-child td { border-bottom: none; }
td.num, th.num { text-align: right; font-family: var(--mono); font-variant-numeric: tabular-nums; }
td .sub { font-size: 13px; margin-top: 0; }
.cell-url { max-width: 420px; overflow-wrap: anywhere; }

/* ---------------------------------- pills ---------------------------------- */
.pill { display: inline-block; font-family: var(--mono); font-size: 10.5px; letter-spacing: .05em; text-transform: uppercase; padding: 2px 7px; border-radius: 2px; font-weight: 650; white-space: nowrap; border: 1px solid currentColor; }
.pill.critical { background: var(--critical-wash); color: var(--critical); }
.pill.serious { background: var(--serious-wash); color: var(--serious); }
.pill.moderate { background: var(--moderate-wash); color: var(--moderate); }
.pill.minor, .pill.neutral { background: var(--surface-alt); color: var(--ink-soft); }
.pill.template, .pill.run, .pill.info { background: var(--accent-wash); color: var(--accent-deep); }
.pill.site, .pill.warn { background: var(--serious-wash); color: var(--serious); }
.pill.content { background: var(--surface-alt); color: var(--ink-soft); }
.pill.ok { background: var(--good-wash); color: var(--good); }
.pill.err { background: var(--critical-wash); color: var(--critical); }
.stat { display: inline-block; font-family: var(--mono); font-size: 12px; color: var(--ink-soft); background: var(--surface-alt); border: 1px solid var(--rule); padding: 1px 7px; border-radius: 2px; white-space: nowrap; }
.stat b { color: var(--ink); font-weight: 650; }
.meta { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.score { font-family: var(--mono); font-weight: 650; font-variant-numeric: tabular-nums; }
.score.g { color: var(--good); } .score.y { color: var(--serious); } .score.r { color: var(--critical); }

/* -------------------------------- overview --------------------------------- */
.overview { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 12px; }
.tile { background: var(--surface); border: 1px solid var(--rule); border-radius: 4px; padding: 14px 16px; display: flex; flex-direction: column; gap: 2px; }
.tile-label { font-family: var(--mono); font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-faint); font-weight: 600; }
.tile-value { font-family: var(--mono); font-size: 22px; font-weight: 650; font-variant-numeric: tabular-nums; }
.tile-sub { color: var(--ink-faint); font-size: 12.5px; }

/* -------------------------------- headline band ----------------------------- */
.band { background: var(--band-bg); border: 1px solid var(--band-border); border-radius: 4px; padding: 24px 26px; display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 20px 24px; }
.band .k { display: flex; flex-direction: column; gap: 4px; }
.band .v { font-family: var(--mono); font-size: clamp(24px, 3.2vw, 32px); font-weight: 650; line-height: 1; letter-spacing: -.02em; font-variant-numeric: tabular-nums; color: var(--band-fg); }
.band .v.hot { color: var(--hot); }
.band .l { font-family: var(--mono); font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase; color: var(--band-muted); }

/* ---------------------------------- tabs ----------------------------------- */
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--rule); flex-wrap: wrap; }
.tab { background: transparent; border: none; border-bottom: 3px solid transparent; padding: 10px 14px; cursor: pointer; color: var(--ink-soft); font-weight: 600; font-size: 14px; margin-bottom: -1px; }
.tab:hover { color: var(--ink); }
.tab[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--accent); }
.tab .count { font-family: var(--mono); font-size: 12px; color: var(--ink-faint); margin-left: 4px; }
.tab-panel { padding-top: 20px; }

/* --------------------------------- actions --------------------------------- */
.actions-list { display: flex; flex-direction: column; gap: 14px; }
.action { background: var(--surface); border: 1px solid var(--rule); border-radius: 4px; box-shadow: var(--shadow); padding: 18px 20px; display: grid; grid-template-columns: 44px 1fr; gap: 14px; }
.rank { font-family: var(--mono); font-size: 19px; font-weight: 650; color: var(--ink-faint); font-variant-numeric: tabular-nums; }
.action-body { display: flex; flex-direction: column; gap: 12px; min-width: 0; }
.action h3 { font-size: 17px; font-weight: 650; letter-spacing: -.005em; }
.action-grid { display: grid; grid-template-columns: minmax(0, 300px) minmax(0, 1fr); gap: 18px; align-items: start; }
@media (max-width: 820px) { .action-grid { grid-template-columns: 1fr; } .action { grid-template-columns: 1fr; } .rank { font-size: 15px; } }
.shot { margin: 0; display: flex; flex-direction: column; gap: 6px; }
.shot-btn { display: block; padding: 0; border: 1px solid var(--rule); border-radius: 3px; background: var(--surface-sunk); cursor: zoom-in; overflow: hidden; }
.shot-btn img { display: block; width: 100%; max-height: 220px; object-fit: contain; }
.shot figcaption { font-size: 12.5px; color: var(--ink-faint); overflow-wrap: anywhere; }
.no-shot { border: 1px dashed var(--rule-strong); border-radius: 3px; padding: 18px 14px; color: var(--ink-faint); font-size: 13px; text-align: center; }
.guide { display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.guide .summary { color: var(--ink); font-size: 15px; }
.guide details { border: 1px solid var(--rule); border-radius: 3px; background: var(--surface-alt); }
.guide summary { cursor: pointer; padding: 8px 12px; font-weight: 650; font-size: 14px; }
.guide details[open] summary { border-bottom: 1px solid var(--rule); }
.guide details > div { padding: 10px 14px 12px; display: flex; flex-direction: column; gap: 8px; }
.guide ol { padding-left: 20px; display: flex; flex-direction: column; gap: 5px; }
.guide .verify { font-size: 14px; border-left: 3px solid var(--accent); padding-left: 10px; }
.source { font-size: 12.5px; color: var(--ink-faint); }
.code-label { font-family: var(--mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-faint); font-weight: 600; }
pre, code { font-family: var(--mono); font-size: 12.5px; }
pre { background: var(--surface-sunk); border: 1px solid var(--rule); border-radius: 3px; padding: 9px 11px; margin: 0; overflow-x: auto; white-space: pre-wrap; word-break: break-word; color: var(--ink-soft); }
.action-foot { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.components { font-size: 13.5px; }
.components ul { list-style: none; padding: 8px 0 0; display: flex; flex-direction: column; gap: 6px; }
.components code { color: var(--ink-soft); overflow-wrap: anywhere; }

/* ---------------------------------- pages ---------------------------------- */
.page-list { display: flex; flex-direction: column; gap: 8px; }
.page-item { background: var(--surface); border: 1px solid var(--rule); border-radius: 4px; }
.page-item > summary { cursor: pointer; padding: 10px 14px; display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.page-item > summary .url { font-weight: 600; overflow-wrap: anywhere; flex: 1 1 320px; }
.page-item[open] > summary { border-bottom: 1px solid var(--rule); }
.page-issues { list-style: none; padding: 12px 14px; display: flex; flex-direction: column; gap: 12px; }
.page-issue { display: flex; flex-direction: column; gap: 4px; }
.page-issue .step { color: var(--ink-soft); font-size: 14px; }

/* --------------------------------- notices --------------------------------- */
.note { background: var(--accent-wash); border-left: 3px solid var(--accent); padding: 11px 14px; border-radius: 3px; font-size: 14px; color: var(--ink); }
.alert { background: var(--critical-wash); border: 1px solid var(--critical); color: var(--critical); padding: 11px 14px; border-radius: 3px; font-size: 14px; }
.empty { padding: 34px 22px; text-align: center; color: var(--ink-soft); }
.summary-text { font-family: var(--serif); font-size: 16.5px; line-height: 1.65; white-space: pre-wrap; overflow-wrap: anywhere; color: var(--ink); }
.cta { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.cta h2 { font-family: var(--serif); font-size: 21px; font-weight: 600; }
.progress-card { display: flex; flex-direction: column; gap: 8px; }
.progress-card .stage { font-weight: 600; }
meter { width: 100%; height: 12px; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; font-size: 14px; }
.kv dt { color: var(--ink-faint); }
.kv dd { margin: 0; overflow-wrap: anywhere; }
.share-url { display: flex; gap: 8px; flex-wrap: wrap; }
.share-url input { flex: 1 1 320px; font-family: var(--mono); font-size: 13px; }
.delta { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; }
.delta ul { padding-left: 18px; display: flex; flex-direction: column; gap: 4px; font-size: 14px; }

/* ---------------------------------- modal ---------------------------------- */
dialog { border: 1px solid var(--rule); border-radius: 6px; background: var(--surface); color: var(--ink); max-width: 880px; width: 94vw; padding: 0; box-shadow: 0 18px 60px rgba(0, 0, 0, .35); }
dialog::backdrop { background: rgba(8, 18, 21, .6); }
.modal-inner { display: flex; flex-direction: column; max-height: 86vh; }
.modal-head { display: flex; align-items: flex-start; gap: 12px; padding: 16px 20px; border-bottom: 1px solid var(--rule); }
.modal-head h2 { flex: 1; font-size: 18px; }
.modal-content { padding: 16px 20px 20px; overflow-y: auto; display: flex; flex-direction: column; gap: 14px; }
.occurrence { display: grid; grid-template-columns: 180px 1fr; gap: 12px; padding-bottom: 12px; border-bottom: 1px solid var(--rule); }
.occurrence:last-child { border-bottom: none; }
@media (max-width: 640px) { .occurrence { grid-template-columns: 1fr; } }
.zoom-img { width: 100%; border: 1px solid var(--rule); border-radius: 3px; }

/* ------------------------------ system check ------------------------------- */
.checks { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 16px; }
.check-card { background: var(--surface); border: 1px solid var(--rule); border-left: 4px solid var(--rule-strong); border-radius: 4px; padding: 18px 20px; display: flex; flex-direction: column; gap: 10px; }
.check-card.pass { border-left-color: var(--good); }
.check-card.fail { border-left-color: var(--critical); }
.check-card.busy { border-left-color: var(--accent); }
.check-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.check-head h2 { font-size: 16.5px; font-weight: 650; }
.check-desc { color: var(--ink-soft); font-size: 13.5px; }
.latency { font-family: var(--mono); font-size: 28px; font-weight: 650; font-variant-numeric: tabular-nums; line-height: 1; }
.latency small { font-size: 13px; color: var(--ink-faint); font-weight: 600; margin-left: 3px; }
.check-summary { font-weight: 600; }
.check-error { white-space: pre-wrap; }
.check-meta { font-size: 12.5px; color: var(--ink-faint); }
.guide-preview { border: 1px solid var(--rule); border-radius: 3px; background: var(--surface-alt); padding: 12px 14px; display: flex; flex-direction: column; gap: 6px; font-size: 14px; }
.guide-preview ol { padding-left: 20px; }

@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; scroll-behavior: auto !important; } }

/* ------------------------------- quick scan -------------------------------- */
.quick-form { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 12px; align-items: start; }
.quick-form .btn { margin-top: 26px; min-height: 38px; }
@media (max-width: 640px) { .quick-form { grid-template-columns: 1fr; } .quick-form .btn { margin-top: 0; } }
.result-card { display: flex; justify-content: space-between; align-items: center; gap: 12px 16px; flex-wrap: wrap; border-left: 4px solid var(--good); }
.result-card .stage { display: block; font-weight: 650; overflow-wrap: anywhere; }

/* ------------------------------- how to use -------------------------------- */
.help-layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 28px; align-items: start; }
.help-toc { position: sticky; top: 84px; }
.help-toc ol { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 2px; font-size: 14px; }
.help-toc a { display: block; padding: 5px 10px; border-left: 2px solid var(--rule); color: var(--ink-soft); text-decoration: none; }
.help-toc a:hover { color: var(--ink); background: var(--surface-alt); border-left-color: var(--accent); }
.help-body { display: flex; flex-direction: column; gap: 18px; min-width: 0; max-width: 880px; }
.help-section { display: flex; flex-direction: column; gap: 12px; }
.help-section > p, .help-section li, .help-section dd { max-width: 76ch; }
.help-section h2 { font-family: var(--serif); font-size: 23px; font-weight: 600; letter-spacing: -.01em; scroll-margin-top: 128px; }
.help-section h3 { font-size: 15.5px; font-weight: 650; margin-top: 6px; }
.help-section ul, .help-section ol { padding-left: 22px; display: flex; flex-direction: column; gap: 6px; }
.help-section code { font-size: 13px; }
.steps { counter-reset: step; list-style: none; padding-left: 0 !important; gap: 10px !important; }
.steps > li { counter-increment: step; position: relative; padding-left: 40px; min-height: 28px; }
.steps > li::before { content: counter(step); position: absolute; left: 0; top: 0; width: 28px; height: 28px; border-radius: 50%; background: var(--accent-wash); color: var(--accent-deep); font-family: var(--mono); font-size: 13px; font-weight: 700; display: grid; place-items: center; }
.do-dont { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 14px; }
.do-dont > div { border: 1px solid var(--rule); border-left-width: 4px; border-radius: 3px; padding: 12px 16px; background: var(--surface-alt); display: flex; flex-direction: column; gap: 8px; }
.do-dont .do { border-left-color: var(--good); }
.do-dont .dont { border-left-color: var(--critical); }
.do-dont h3 { margin-top: 0; }
.terms { display: grid; grid-template-columns: minmax(160px, max-content) 1fr; gap: 10px 20px; font-size: 14.5px; margin: 0; }
.terms dt { font-weight: 650; color: var(--ink); }
.terms dd { margin: 0; color: var(--ink-soft); }
@media (max-width: 860px) {
  .help-layout { grid-template-columns: 1fr; }
  .help-toc { position: static; }
  .terms { grid-template-columns: 1fr; gap: 2px; }
  .terms dd { margin-bottom: 10px; }
}

/* ------------------------- background scan activity ------------------------ */
.activity-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.activity-bar:empty { display: none; }
.activity { display: inline-flex; align-items: center; flex-wrap: wrap; gap: 6px 8px; padding: 4px 10px; border: 1px solid var(--rule-strong); border-radius: 3px; background: var(--surface-alt); color: var(--ink); font-size: 13px; text-decoration: none; overflow-wrap: anywhere; }
a.activity:hover { color: var(--ink); border-color: var(--accent); }
.activity.run { border-color: var(--accent); background: var(--accent-wash); font-weight: 600; }
.activity .dot { width: 8px; height: 8px; flex: none; border-radius: 50%; background: var(--accent); animation: activity-pulse 1.6s ease-in-out infinite; }
@keyframes activity-pulse { 50% { opacity: .3; } }
.activity.done { border-color: var(--good); background: var(--good-wash); }
.activity.fail { border-color: var(--critical); background: var(--critical-wash); }
.activity .ghost.small { padding: 1px 8px; font-size: 12px; }

/* ------------------------------ guide: extras ------------------------------ */
.parts { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 12px; }
.parts > div { border: 1px solid var(--rule); border-top: 3px solid var(--accent); border-radius: 3px; padding: 12px 14px; background: var(--surface-alt); display: flex; flex-direction: column; gap: 4px; }
.parts h3 { margin-top: 0; }
.flow { list-style: none; padding: 0 !important; display: flex !important; flex-direction: row !important; flex-wrap: wrap; gap: 8px 6px !important; counter-reset: flow; }
.flow > li { counter-increment: flow; display: inline-flex; align-items: center; gap: 6px; font-size: 14px; }
.flow > li::before { content: counter(flow); display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; background: var(--accent-wash); color: var(--accent-deep); font-family: var(--mono); font-size: 12px; font-weight: 700; }
/* Decorative arrow: the second declaration gives it empty alt text for screen readers. */
.flow > li:not(:last-child)::after { content: "\2192"; content: "\2192" / ""; color: var(--ink-faint); margin-left: 2px; }