/* blocks: styles for ext/blocks.js. Use the site's --b- tokens only.
   Two registers on one page: the editor's notes (requirement number, what is configured, the mock CMS panels) sit
   on the page ground in the small mono voice; what a reader sees sits on a white sheet in article type. */

.cb-body { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: var(--sp-7); align-items: start; padding-block: var(--sp-1-5) var(--sp-12); }
.cb-num { display: inline-flex; align-items: center; height: 22px; padding: 0 var(--sp-1); border-radius: 999px; background: var(--b-accent-200); color: var(--b-accent-ink-light); font: 500 11px/1 var(--font-mono); letter-spacing: .06em; white-space: nowrap; }

/* the site's page-head eyebrow is the orange, 3.1:1 on paper; these pages take the dark red */
.cb-page .page-head .eyebrow { color: var(--b-accent-ink-light); }

/* ---- contents */
.cb-toc { position: sticky; top: calc(var(--nav-h) + 24px); }
.cb-toc h2 { margin: 0 0 var(--sp-1-5); font: 500 11.5px/1 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--b-ink-3); }
.cb-toc ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; border-left: 1px solid var(--b-rule); }
.cb-toc a { display: flex; align-items: center; gap: var(--sp-1); min-height: 36px; padding: var(--sp-0-5) var(--sp-1) var(--sp-0-5) var(--sp-2); margin-left: -1px; border-left: 2px solid transparent; color: var(--b-ink-2); font-size: 15px; text-decoration: none; }
.cb-toc a:hover { color: var(--b-ink); border-left-color: var(--b-accent); }
.cb-toc a:focus-visible { outline: 2px solid var(--b-accent); outline-offset: 0; border-radius: 6px; }
.cb-toc .cb-num { min-width: 52px; justify-content: center; }

/* ---- the article and its sections */
.cb-article { max-width: 820px; min-width: 0; }
.cb-art-head { padding: 0 0 var(--sp-4); margin-bottom: var(--sp-1); border-bottom: 1px solid var(--b-rule); }
.cb-art-t { margin: var(--sp-1) 0 var(--sp-1); font-family: var(--font-display); font-weight: 500; font-size: clamp(1.5rem, 2.4vw, 2rem); line-height: 1.15; letter-spacing: -0.015em; color: var(--b-ink); text-wrap: balance; }
.cb-illus { margin: 0; font-size: 14px; color: var(--b-ink-3); }
.cb-sec { padding: var(--sp-section) 0 0; scroll-margin-top: calc(var(--nav-h) + 16px); }
.cb-sec + .cb-sec { border-top: 1px solid var(--b-rule); }
.cb-spec { margin-bottom: var(--sp-2); }
.cb-req { display: flex; align-items: center; gap: var(--sp-1); margin: 0 0 var(--sp-1); font: 500 11px/1 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--b-ink-3); }
.cb-spec h2 { margin: 0 0 var(--sp-1); font-family: var(--font-display); font-weight: 500; font-size: var(--h-section); line-height: 1.15; letter-spacing: -0.01em; color: var(--b-ink); }
.cb-cfg { max-width: 62ch; margin: var(--sp-head-desc) 0 0; font-size: 15px; line-height: 1.6; color: var(--b-ink-2); }
.cb-cfg b { font-weight: 600; color: var(--b-ink); }
.cb-spec .cb-ab { margin: var(--sp-head) 0 0; }

/* the white sheet: what a reader sees */
.cb-sheet { position: relative; padding: var(--sp-4) clamp(var(--sp-2), 4vw, var(--sp-6)) var(--sp-4); border-radius: 22px; background: var(--b-surface); box-shadow: 0 0 0 1px var(--b-rule), 0 18px 40px -30px rgba(var(--b-shadow), .35); }
.cb-sheet-k { position: absolute; top: 12px; right: 16px; margin: 0; font: 500 10px/1 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--b-ink-3); }
.cb-prose p { max-width: 42em; margin: 0 0 var(--sp-2); font-size: 16.5px; line-height: 1.65; color: var(--b-ink); }
.cb-sheet > * + .cb-prose { margin-top: var(--sp-3); }
.cb-fig { margin: 0; }
.cb-src { display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--sp-0-5) var(--sp-2); margin: var(--sp-1) 0 0; font-size: 13.5px; color: var(--b-ink-3); }
.cb-src span:last-child:not(:first-child) { font: 500 10.5px/1.8 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; }
.cb-src a { display: inline-flex; align-items: center; gap: var(--sp-0-5); color: var(--b-accent-ink-light); font-weight: 500; }
.cb-src a .ico { width: 14px; height: 14px; }
.cb-ph { margin-left: var(--sp-1); font: 500 10px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--b-ink-3); }

/* the mock CMS panel under a block */
.cb-ed { margin-top: var(--sp-2); padding: var(--sp-2) var(--sp-2-5) var(--sp-2); border-radius: 18px; border: 1px dashed var(--b-rule-2); background: var(--b-paper); }
.cb-ed-k { display: flex; align-items: center; gap: var(--sp-1); margin: 0 0 var(--sp-2); font: 500 12px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--b-ink); }
.cb-ed-k .ico { width: 16px; height: 16px; color: var(--b-accent-ink-light); }
.cb-ed-k span { color: var(--b-ink-3); }
details.cb-ed > summary { list-style: none; cursor: pointer; margin: 0; min-height: 28px; }
details.cb-ed > summary::-webkit-details-marker { display: none; }
details.cb-ed[open] > summary { margin-bottom: var(--sp-2); }
details.cb-ed > summary:focus-visible { outline: 2px solid var(--b-accent); outline-offset: 4px; border-radius: 6px; }
.cb-ed-row { display: flex; flex-wrap: wrap; align-items: center; gap: var(--sp-1) var(--sp-1); margin: var(--sp-1) 0 0; }
.cb-ed-row:empty { display: none; }
.cb-ed-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--sp-1-5) var(--sp-2); margin: var(--sp-1) 0 0; }
.cb-wide { grid-column: 1 / -1; }
.cb-field { display: grid; gap: var(--sp-1); margin: 0; min-width: 0; font-size: 14px; color: var(--b-ink-2); }
.cb-field > span, .cb-field > legend { font-weight: 500; color: var(--b-ink); }
.cb-inline { display: inline-flex; align-items: center; gap: var(--sp-1); }
.cb-field input[type="text"], .cb-field input[type="url"], .cb-field select, .cb-ta {
  width: 100%; min-height: 40px; padding: var(--sp-1) var(--sp-1-5); border: 1px solid var(--b-control); border-radius: 12px; background: var(--b-surface); color: var(--b-ink); font: 15px/1.45 var(--font-text); }
.cb-inline select { width: auto; }
.cb-ta { display: block; min-height: 96px; resize: vertical; font: 13px/1.5 ui-monospace, 'SF Mono', Menlo, monospace; }
.cb-field input:focus-visible, .cb-field select:focus-visible, .cb-ta:focus-visible { outline: 2px solid var(--b-accent); outline-offset: 1px; border-color: var(--b-accent); }
.cb-radios { display: flex; flex-wrap: wrap; gap: var(--sp-1) var(--sp-2); align-items: center; border: 0; padding: 0; }
.cb-radios legend { padding: 0; margin-bottom: var(--sp-1); width: 100%; }
.cb-radios label { display: inline-flex; align-items: center; gap: var(--sp-1); min-height: 32px; color: var(--b-ink); cursor: pointer; }
.cb-radios input { width: 18px; height: 18px; accent-color: var(--b-accent); }
.cb-hint { margin: var(--sp-1) 0 0; font-size: 13.5px; line-height: 1.5; color: var(--b-ink-3); }
.cb-status { margin: var(--sp-1) 0 0; font-size: 14px; line-height: 1.5; color: var(--b-ink-2); }
.cb-status:empty { display: none; }
.cb-status:focus { outline: none; }
.cb-status[data-ok="1"] { color: var(--b-ok-ink); }
.cb-status[data-ok="1"]::before { content: "✓ "; }
.cb-status[data-ok="0"] { color: var(--b-accent-ink-light); }
.cb-status[data-ok="0"]::before { content: "! "; font-weight: 700; }
.cb-file { position: relative; }
.cb-file input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.cb-file:focus-within { outline: 2px solid var(--b-accent); outline-offset: 2px; }
.cb-samples { font-size: 14px; color: var(--b-ink-3); }
.cb-samples .linkish { min-height: 28px; font-size: 14px; color: var(--b-accent-ink-light); }
.cb-ed-prev { display: flex; flex-wrap: wrap; align-items: center; gap: var(--sp-1-5); margin-top: var(--sp-2); padding: var(--sp-2); border-radius: 14px; background: var(--b-surface); }
.cb-ed-pk { font: 500 10.5px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--b-ink-3); }

/* ================================================================ 4.1 tables */
.cbt-scroll { overflow-x: auto; border-radius: 14px; box-shadow: inset 0 0 0 1px var(--b-rule); }
.cbt-scroll.is-tall { max-height: 360px; overflow-y: auto; }
.cbt-scroll:focus-visible { outline: 2px solid var(--b-accent); outline-offset: 2px; }
.cbt { width: 100%; border-collapse: separate; border-spacing: 0; font-size: 15px; color: var(--b-ink); }
.cbt-title { margin: 0 0 var(--sp-1); font-weight: 600; font-size: 15.5px; line-height: 1.35; color: var(--b-ink); }
.cbt th, .cbt td { padding: var(--sp-1-5) var(--sp-2); text-align: left; vertical-align: top; border-top: 1px solid var(--b-rule); }
.cbt { min-width: 540px; }
.cbt-numeric { min-width: 600px; }
.cbt thead tr:first-child th { border-top: 0; }
.cbt thead th { font: 500 11.5px/1.35 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; color: var(--b-ink-3); background: var(--b-surface); vertical-align: bottom; }
.cbt tbody th { font-weight: 500; }
.cbt .n { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
/* striped, with a header that stays put */
.cbt-striped thead th { position: sticky; top: 0; z-index: 1; background: var(--b-surface); box-shadow: 0 1px 0 var(--b-rule-2); }
.cbt-striped tbody tr:nth-child(odd) > * { background: var(--b-paper); }
.cbt-striped td, .cbt-striped tbody th { border-top: 0; }
/* comparison: the highlighted column carries a tint, a heavier head and a bracket */
.cbt-compare [data-hl] { background: var(--b-tint-50); box-shadow: inset 2px 0 0 var(--b-accent), inset -2px 0 0 var(--b-accent); font-weight: 600; }
.cbt-compare thead [data-hl] { color: var(--b-accent-ink-light); background: var(--b-tint-100); box-shadow: inset 2px 0 0 var(--b-accent), inset -2px 0 0 var(--b-accent), inset 0 3px 0 var(--b-accent); }
.cbt-compare tbody tr:last-child [data-hl] { box-shadow: inset 2px 0 0 var(--b-accent), inset -2px 0 0 var(--b-accent), inset 0 -2px 0 var(--b-accent); }
.cbt-compare tbody th { color: var(--b-ink-2); font-weight: 500; }
/* compact numeric: dense, aligned, the first column holds while the rest scroll */
.cbt-numeric { font-size: 13.5px; }
.cbt-numeric th, .cbt-numeric td { padding: var(--sp-1) var(--sp-1); }
.cbt-numeric thead th { font-size: 10.5px; }
.cbt-numeric tbody th, .cbt-numeric thead th:first-child { position: sticky; left: 0; z-index: 1; background: var(--b-surface); box-shadow: 1px 0 0 var(--b-rule); }
.cbt-numeric td:last-child { font-weight: 600; }
.cbt-numeric tbody tr:hover > * { background: var(--b-tint-50); }

/* ================================================================ 4.5 charts */
.cbc { position: relative; }
.cbc-head { display: grid; gap: 3px; margin: 0 0 var(--sp-2); }
.cbc-head b { font-size: 17px; font-weight: 600; color: var(--b-ink); }
.cbc-head span { font-size: 14.5px; color: var(--b-ink-2); }
.cbc-plot { position: relative; min-height: 120px; }
.cbc-svg { display: block; overflow: visible; }
.cbc-svg text, .cbc-panel text { font: 12.5px var(--font-text); fill: var(--b-ink-3); font-variant-numeric: tabular-nums; }
.cbc-grid line { stroke: var(--b-rule); stroke-width: 1; }
.cbc-lab { fill: var(--b-ink) !important; font-size: 13.5px !important; }
.cbc-val, .cbc-end { fill: var(--b-ink) !important; font-weight: 600; font-size: 13px !important; }
.cbc-bar { fill: var(--b-map-4); transition: fill .15s; }
.cbc-hit { fill: transparent; }
.cbc-mark, .cbc-col, .cbc-seg, .cbc-panel { outline: none; cursor: default; }
.cbc-mark.is-hot .cbc-bar { fill: var(--b-map-5); }
.cbc-mark:focus-visible .cbc-hit, .cbc-col:focus-visible .cbc-hit { fill: rgba(var(--b-accent-rgb), .06); stroke: var(--b-accent); stroke-width: 2; }
.cbc-line { fill: none; stroke: var(--b-map-4); stroke-width: 2.25; stroke-linejoin: round; stroke-linecap: round; }
.cbc-ctx { fill: none; stroke: var(--b-soft); stroke-width: 1.5; stroke-linejoin: round; stroke-linecap: round; }
.cbc-dot { fill: var(--b-map-4); stroke: var(--b-surface); stroke-width: 2; }
.cbc-cross { stroke: var(--b-ink-3); stroke-width: 1; opacity: 0; }
.cbc-col.is-hot .cbc-cross, .cbc-col:focus-visible .cbc-cross { opacity: .6; }
.cbc-s0 { fill: var(--b-map-5); background: var(--b-map-5); }
.cbc-s1 { fill: var(--b-map-4); background: var(--b-map-4); }
.cbc-s2 { fill: var(--b-map-3); background: var(--b-map-3); }
.cbc-rest { fill: var(--b-surface-2); background: var(--b-surface-2); }
.cbc-seg { transition: opacity .15s; }
.cbc-seg.is-hot { opacity: .78; }
.cbc-seg:focus-visible { stroke: var(--b-ink); stroke-width: 2; }
.cbc-legend { list-style: none; display: flex; flex-wrap: wrap; gap: var(--sp-1) var(--sp-2); margin: 0 0 var(--sp-1-5); padding: 0; font-size: 13.5px; color: var(--b-ink-2); }
.cbc-legend li { display: inline-flex; align-items: center; gap: var(--sp-1); }
.cbc-legend .k-sq { width: 12px; height: 12px; border-radius: 3px; }
.cbc-legend .k-line { width: 18px; height: 2.5px; border-radius: 2px; background: var(--b-map-4); }
.cbc-legend .k-ctx { background: var(--b-soft); }
.cbc-focus { display: flex; flex-wrap: wrap; align-items: center; gap: var(--sp-1); margin: 0 0 var(--sp-2); }
.cbc-focus > span { margin-right: var(--sp-0-5); font: 500 10.5px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--b-ink-3); }
.cbc-fbtn { min-height: 32px; padding: 0 var(--sp-1-5); border: 1px solid var(--b-rule-2); border-radius: 999px; background: var(--b-surface); color: var(--b-ink-2); font: 500 13.5px/1 var(--font-text); cursor: pointer; }
.cbc-fbtn:hover { border-color: var(--b-ink-3); color: var(--b-ink); }
.cbc-fbtn[aria-pressed="true"] { background: var(--b-solid); border-color: var(--b-solid); color: var(--b-solid-ink); }
.cbc-fbtn:focus-visible { outline: 2px solid var(--b-accent); outline-offset: 2px; }
.cbc-grid-mult { display: grid; grid-template-columns: repeat(var(--cols), minmax(0, 1fr)); gap: var(--sp-2) var(--sp-2); }
.cbc-panel { display: block; overflow: visible; border-radius: 6px; }
.cbc-panel:focus-visible { outline: 2px solid var(--b-accent); outline-offset: 4px; }
.cbc-ptitle { fill: var(--b-ink) !important; font-weight: 600; font-size: 13.5px !important; }
.cbc-wash { fill: var(--b-map-4); opacity: .1; }
/* the readout: value first, then whose it is */
.cbc-tip { position: absolute; z-index: 6; min-width: 150px; max-width: 240px; padding: var(--sp-1) var(--sp-1-5); border-radius: 12px; background: var(--b-ink-surface); color: var(--b-ink-surface-ink); box-shadow: 0 14px 30px -12px rgba(var(--b-shadow), .5); pointer-events: none; font-size: 13px; }
.cbc-tip-h { margin: 0 0 var(--sp-1); font: 500 10.5px/1.3 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--b-on-dark); opacity: .8; }
.cbc-tip-r { display: grid; grid-template-columns: 14px auto 1fr; align-items: center; gap: var(--sp-1); margin: 2px 0; opacity: .82; }
.cbc-tip-r.is-on { opacity: 1; }
.cbc-tip-r b { font-variant-numeric: tabular-nums; font-weight: 600; }
.cbc-key { width: 12px; height: 3px; border-radius: 2px; background: var(--b-soft); }
.cbc-k-b, .cbc-k-l { background: var(--b-accent-on-dark); }
.cbc-k-n, .cbc-k-c { background: var(--b-soft); }
.cbc-k-s0 { background: var(--b-map-5); box-shadow: 0 0 0 1px var(--b-on-dark); }
.cbc-k-s1 { background: var(--b-map-4); }
.cbc-k-s2 { background: var(--b-map-3); }
.cbc-k-rest { background: var(--b-surface-2); }
.cbc-table { margin-top: var(--sp-2); }
.cbc-table summary { display: inline-flex; align-items: center; min-height: 32px; cursor: pointer; font-size: 14px; font-weight: 500; color: var(--b-accent-ink-light); }
.cbc-table summary:focus-visible { outline: 2px solid var(--b-accent); outline-offset: 2px; border-radius: 6px; }
.cbc-table .cbt-scroll { margin-top: var(--sp-1); }

/* ================================================================ 4.6 banners */
.cbb { margin: var(--sp-3) 0; }
.cbb p { margin: 0; }
.cbb-t { font-weight: 600; color: var(--b-ink); }
.cbb-info { display: grid; grid-template-columns: 32px minmax(0, 1fr); gap: var(--sp-1-5); padding: var(--sp-2) var(--sp-2-5); border-radius: 16px; background: var(--b-tint-50); box-shadow: inset 3px 0 0 var(--b-accent); font-size: 15.5px; line-height: 1.6; color: var(--b-ink-2); }
.cbb-info .cbb-ic { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; background: var(--b-accent-200); color: var(--b-accent-ink-light); }
.cbb-info .cbb-ic .ico { width: 18px; height: 18px; }
.cbb-info a { color: var(--b-accent-ink-light); font-weight: 500; }
.cbb-cta { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--sp-2) var(--sp-4); padding: var(--sp-3) var(--sp-4); border-radius: 22px; background: var(--b-ink-surface); color: var(--b-ink-surface-ink); }
.cbb-cta > div:first-child { flex: 1 1 300px; display: grid; gap: var(--sp-1); }
.cbb-cta .cbb-k { font: 500 10.5px/1 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--b-accent-on-dark); }
.cbb-cta .cbb-t { font-family: var(--font-display); font-size: 22px; font-weight: 500; line-height: 1.2; color: var(--b-ink-surface-ink); }
.cbb-cta p:last-child { font-size: 15px; line-height: 1.55; color: var(--b-on-dark); opacity: .86; }
.cbb-cta .btn:focus-visible { outline: 2px solid var(--b-accent-on-dark); outline-offset: 3px; }
.cbb-quote { padding: var(--sp-1) 0 var(--sp-1) var(--sp-3); border-left: 3px solid var(--b-accent); }
.cbb-quote blockquote { margin: 0; }
.cbb-quote blockquote p { font-family: var(--font-display); font-size: clamp(1.3rem, 2.4vw, 1.7rem); line-height: 1.3; letter-spacing: -0.01em; color: var(--b-ink); text-wrap: balance; }
.cbb-quote blockquote p::before { content: "“"; margin-left: -.42em; color: var(--b-accent); }
.cbb-quote blockquote p::after { content: "”"; color: var(--b-accent); }
.cbb-quote figcaption { margin-top: var(--sp-2); font-size: 14.5px; color: var(--b-ink-2); }
.cbb-quote figcaption b { color: var(--b-ink); font-weight: 600; }
.cbb-fig { display: grid; grid-template-columns: auto minmax(0, 1fr); align-items: center; gap: var(--sp-1) var(--sp-3); padding: var(--sp-3) var(--sp-3); border-radius: 22px; background: var(--b-tint-100); }
.cbb-num { font-family: var(--font-display); font-weight: 500; font-size: clamp(2.8rem, 6vw, 4rem); line-height: 1; letter-spacing: -0.03em; color: var(--b-accent-ink-light); white-space: nowrap; }
.cbb-fig .cbb-t { font-size: 18px; line-height: 1.4; }
.cbb-s { margin-top: var(--sp-1) !important; font-size: 13.5px; color: var(--b-ink-3); }

/* ================================================================ 4.7 action buttons */
.cb-btns { display: flex; flex-wrap: wrap; gap: var(--sp-1) var(--sp-1-5); margin: var(--sp-0-5) 0 var(--sp-1); }
.cb-btn { white-space: normal; text-align: left; line-height: 1.25; }
.cb-btn .ico { flex: none; }
.cb-btn[target="_blank"]:hover .ico:last-of-type { transform: translate(2px, -2px); }
.btn-quiet.cb-btn { border-color: var(--b-control); }
.cb-matrix { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 var(--sp-3); margin: var(--sp-3) 0 0; padding-top: var(--sp-1); border-top: 1px solid var(--b-rule); }
.cb-matrix > div { display: grid; gap: var(--sp-1); padding: var(--sp-2) 0; border-bottom: 1px solid var(--b-rule); }
.cb-matrix dt { font: 500 10.5px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--b-ink-3); }
.cb-matrix dd { margin: 0; }

/* ================================================================ 4.8 toggleable lists */
.cb-acc { margin: 0 0 var(--sp-3); border-top: 1px solid var(--b-rule-2); }
.cb-acc-bar { display: flex; justify-content: flex-end; padding: var(--sp-1) 0 var(--sp-0-5); }
.cb-acc-bar .linkish { min-height: 32px; font-size: 14px; color: var(--b-accent-ink-light); }
.cb-det { border-bottom: 1px solid var(--b-rule); }
.cb-det > summary { display: flex; align-items: center; justify-content: space-between; gap: var(--sp-2); min-height: 52px; padding: var(--sp-1-5) var(--sp-0-5); list-style: none; cursor: pointer; font-size: 16.5px; font-weight: 500; color: var(--b-ink); }
.cb-det > summary::-webkit-details-marker { display: none; }
.cb-det > summary .ico { flex: none; width: 20px; height: 20px; color: var(--b-ink-3); transition: transform .2s; }
.cb-det[open] > summary .ico { transform: rotate(180deg); }
.cb-det > summary:hover { color: var(--b-accent-ink-light); }
.cb-det > summary:focus-visible { outline: 2px solid var(--b-accent); outline-offset: 2px; border-radius: 8px; }
.cb-det-b p { max-width: 42em; margin: 0 0 var(--sp-2); padding: 0 var(--sp-0-5); font-size: 15.5px; line-height: 1.65; color: var(--b-ink-2); }
.cb-more { margin: 0 0 var(--sp-1); padding-left: var(--sp-2-5); font-size: 15.5px; line-height: 1.5; color: var(--b-ink); }
.cb-more li { padding: var(--sp-0-5) 0; }
.cb-more li::marker { color: var(--b-accent); }
.cb-more-btn .ico { transition: transform .2s; }
.cb-more-btn:hover .ico:first-child { transform: none; }
.cb-more-btn[aria-expanded="true"] .ico:first-child { transform: rotate(180deg); }

/* ================================================================ 4.9 iframe embeds */
.cbe-frame { position: relative; width: 100%; border-radius: 14px; overflow: hidden; background: var(--b-paper); box-shadow: inset 0 0 0 1px var(--b-rule); }
.cbe-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.cbe-cap { display: grid; gap: 2px; margin-top: var(--sp-1); }
.cbe-t { font-size: 15px; font-weight: 600; color: var(--b-ink); }
.cbe-cap .cb-src { margin-top: 2px; }

/* ================================================================ cards to the two other pages */
.cb-card { display: grid; grid-template-columns: 96px minmax(0, 1fr); grid-template-rows: auto auto; gap: var(--sp-0-5) var(--sp-2-5); align-items: center; padding: var(--sp-2) var(--sp-3) var(--sp-2) var(--sp-2); border-radius: 22px; background: var(--b-surface); box-shadow: 0 0 0 1px var(--b-rule); color: var(--b-ink); text-decoration: none; transition: transform .3s cubic-bezier(.2, .8, .2, 1), box-shadow .3s; }
.cb-card:hover { color: var(--b-ink); transform: translateY(-2px); box-shadow: 0 0 0 1px var(--b-rule-2), 0 18px 30px -22px rgba(var(--b-shadow), .5); }
.cb-card:focus-visible { outline: 2px solid var(--b-accent); outline-offset: 3px; }
.cb-card-art { grid-row: 1 / 3; display: grid; gap: var(--sp-0-5); align-content: center; height: 72px; padding: var(--sp-1); border-radius: 14px; background: var(--b-tint-100); }
.cb-card-art i { display: block; height: 8px; border-radius: 4px; background: var(--b-map-2); }
.cb-card-art i:first-child { width: 60%; background: var(--b-map-4); }
.cb-card-art i:last-child { height: 22px; background: var(--b-surface); }
.cb-card-map { grid-template-columns: repeat(3, 1fr); }
.cb-card-map i, .cb-card-map i:first-child, .cb-card-map i:last-child { width: auto; height: 100%; border-radius: 6px; }
.cb-card-map i:nth-child(1) { background: var(--b-map-2); } .cb-card-map i:nth-child(2) { background: var(--b-map-4); } .cb-card-map i:nth-child(3) { background: var(--b-map-3); }
.cb-card-t { display: inline-flex; align-items: center; gap: var(--sp-1); font-size: 17px; font-weight: 600; }
.cb-card-t .ico { width: 18px; height: 18px; transition: transform .25s; }
.cb-card:hover .cb-card-t .ico { transform: translateX(4px); }
.cb-card-d { font-size: 14.5px; color: var(--b-ink-2); }

/* ================================================================ B 5.1 the embedded-tool page */
.cbx .cbx-eye { display: flex; align-items: center; gap: var(--sp-1); }
.cbx-bar { display: flex; flex-wrap: wrap; align-items: center; gap: var(--sp-1) var(--sp-1-5); margin-top: calc(var(--sp-0-5) * -1); }
.cbx-host { display: inline-flex; align-items: center; gap: var(--sp-1); margin-right: var(--sp-1); font-size: 14.5px; color: var(--b-ink-2); }
.cbx-host .ico { width: 16px; height: 16px; color: var(--b-ink-3); }
.cbx-host b { color: var(--b-ink); font-weight: 600; }
.cbx-stage { padding: 0 clamp(var(--sp-1), 2vw, var(--sp-3)); }
.cbx-frame { display: block; width: 100%; border: 0; border-radius: 18px; background: var(--b-surface); box-shadow: 0 0 0 1px var(--b-rule), 0 24px 50px -36px rgba(var(--b-shadow), .5); }
.cbx-after { padding-block: var(--sp-2) var(--sp-10); max-width: 980px; }
.cbx-fall { display: flex; gap: var(--sp-1); align-items: flex-start; margin: 0 0 var(--sp-3); font-size: 14.5px; line-height: 1.55; color: var(--b-ink-2); }
.cbx-fall .ico { flex: none; width: 18px; height: 18px; margin-top: 2px; color: var(--b-ink-3); }
.cbx-fall b { color: var(--b-ink); }
.cbx-fall a { color: var(--b-accent-ink-light); font-weight: 500; }
.cbx-back { margin: var(--sp-3) 0 0; }
.cbx-back a { display: inline-flex; align-items: center; gap: var(--sp-1); min-height: 36px; color: var(--b-ink-2); font-weight: 500; }
.cbx-back a .ico { width: 16px; height: 16px; }


/* ================================================================ B 4 standard rich text */
.cb-rich h3 { margin: 0 0 var(--sp-1-5); font-family: var(--font-display); font-weight: 500; font-size: 23px; line-height: 1.2; letter-spacing: -0.01em; color: var(--b-ink); }
.cb-rich h4 { margin: var(--sp-3) 0 var(--sp-1); font-size: 17px; font-weight: 600; color: var(--b-ink); }
.cb-rich a { color: var(--b-accent-ink-light); text-underline-offset: .18em; }
.cb-rich a:hover { text-decoration-thickness: 2px; }
.cb-rich strong { font-weight: 600; }
.cb-rich ul, .cb-rich ol { max-width: 40em; margin: 0 0 var(--sp-2); padding-left: var(--sp-3); font-size: 16.5px; line-height: 1.6; color: var(--b-ink); }
.cb-rich li { padding: 2px 0; }
.cb-rich ul li::marker { color: var(--b-accent); }
.cb-rich ol li::marker { color: var(--b-ink-3); font-variant-numeric: tabular-nums; }
.cb-rich blockquote { margin: var(--sp-3) 0; padding: var(--sp-0-5) 0 var(--sp-0-5) var(--sp-3); border-left: 3px solid var(--b-rule-2); }
.cb-rich blockquote p { margin: 0; font-size: 19px; line-height: 1.5; font-style: italic; color: var(--b-ink-2); }
.cb-fn { line-height: 0; font-size: 12px; margin-left: 1px; }
.cb-fn a { display: inline-block; min-width: 18px; padding: 0 3px; border-radius: 6px; text-align: center; text-decoration: none; font-weight: 600; background: var(--b-accent-200); }
.cb-fns { margin-top: var(--sp-3); padding-top: var(--sp-2); border-top: 1px solid var(--b-rule); }
.cb-fns ol { margin: 0; font-size: 14px; line-height: 1.55; color: var(--b-ink-2); }
.cb-fns li:target { background: var(--b-tint-50); border-radius: 6px; }
.cb-fns a { text-underline-offset: .18em; }
.cb-tools { list-style: none; display: flex; flex-wrap: wrap; gap: var(--sp-1); margin: 0; padding: 0; }
.cb-tools li { padding: var(--sp-1) var(--sp-1); border-radius: 8px; background: var(--b-surface); box-shadow: inset 0 0 0 1px var(--b-rule); font-size: 13px; color: var(--b-ink-2); }

/* ================================================================ B 4.2 images */
.cbi-ph { position: relative; display: grid; align-content: space-between; gap: var(--sp-1); width: 100%; min-height: 120px; padding: var(--sp-2); border-radius: 14px; overflow: hidden; color: var(--b-ink); }
.cbi-ph::before { content: ""; position: absolute; inset: 0; z-index: 0; background: repeating-radial-gradient(circle at 78% 120%, transparent 0 18px, rgba(var(--b-shadow), .07) 18px 19px); }
.cbi-ph > * { position: relative; z-index: 1; }
.cbi-t1 { background: linear-gradient(160deg, var(--b-map-1), var(--b-tint-100)); }
.cbi-t2 { background: linear-gradient(160deg, var(--b-tile), var(--b-map-1)); }
.cbi-t3 { background: linear-gradient(160deg, var(--b-tint-200), var(--b-map-2)); }
.cbi-t4 { background: linear-gradient(160deg, var(--b-surface-2), var(--b-tile)); }
.cbi-t5 { background: linear-gradient(160deg, var(--b-map-1), var(--b-surface-2)); }
.cbi-ph-k { display: inline-flex; align-items: center; gap: var(--sp-1); width: fit-content; padding: var(--sp-0-5) var(--sp-1); border-radius: 999px; background: var(--b-surface); font: 500 10px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--b-ink-2); }
.cbi-ph-k .ico { width: 12px; height: 12px; }
.cbi-ph-k b { font-weight: 600; color: var(--b-ink); }
.cbi-three .cbi-ph-kt, .cbi-mosaic .cbg-i:not(:first-child) .cbi-ph-kt { display: none; }
.cbi-ph-d { max-width: 32em; font-size: 13.5px; line-height: 1.4; color: var(--b-ink); }
.cbi-fig { margin: 0; }
.cbi-fig figcaption, .cbi-grid figcaption { margin-top: var(--sp-1); font-size: 14px; line-height: 1.5; color: var(--b-ink-2); }
.cbi-cr { margin-left: var(--sp-1); font: 500 10.5px/1 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; color: var(--b-ink-3); }
.cbi-grid { margin: 0; }
.cbi-grid figcaption span { margin-right: var(--sp-1); }
.cbi-grid figcaption b { display: inline-grid; place-items: center; width: 18px; height: 18px; margin-right: var(--sp-0-5); border-radius: 50%; background: var(--b-surface-2); font-size: 11px; font-weight: 600; color: var(--b-ink); }
.cbg { display: grid; gap: var(--sp-1); }
.cbi-two .cbg { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.cbi-three .cbg { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.cbi-three .cbi-ph-d, .cbi-mosaic .cbg-i:not(:first-child) .cbi-ph-d { display: none; }
.cbi-mosaic .cbg { grid-template-columns: repeat(4, minmax(0, 1fr)); grid-template-rows: repeat(2, 150px); }
.cbi-mosaic .cbg-i:first-child { grid-column: span 2; grid-row: span 2; }
.cbi-mosaic .cbg-i, .cbi-mosaic .cbi-ph { height: 100%; }
/* carousel: a snapping track, arrows, and one dot per slide */
.cbi-car { position: relative; }
.cbi-track { display: grid; grid-auto-flow: column; grid-auto-columns: 100%; gap: 0; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; border-radius: 14px; }
.cbi-track::-webkit-scrollbar { display: none; }
.cbi-track:focus-visible { outline: 2px solid var(--b-accent); outline-offset: 3px; }
.cbi-slide { scroll-snap-align: start; padding-right: 2px; }
.cbi-ctl { display: flex; align-items: center; gap: var(--sp-1); margin-top: var(--sp-1-5); }
.cbi-arrow { display: grid; place-items: center; width: 40px; height: 40px; border: 1px solid var(--b-rule-2); border-radius: 50%; background: var(--b-surface); color: var(--b-ink); cursor: pointer; }
.cbi-arrow .ico { width: 18px; height: 18px; }
.cbi-arrow[data-cbi-go="-1"] .ico { transform: scaleX(-1); }
.cbi-arrow:hover:not(:disabled) { border-color: var(--b-ink-3); }
.cbi-arrow:disabled { opacity: .4; cursor: default; }
.cbi-arrow:focus-visible, .cbi-dot:focus-visible { outline: 2px solid var(--b-accent); outline-offset: 2px; }
.cbi-count { min-width: 44px; font: 500 12px/1 var(--font-mono); letter-spacing: .06em; color: var(--b-ink-3); font-variant-numeric: tabular-nums; }
.cbi-dots { display: flex; gap: 2px; margin-right: auto; }
.cbi-dot { width: 24px; height: 24px; border: 0; padding: 0; background: none; cursor: pointer; display: grid; place-items: center; }
.cbi-dot::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--b-rule-2); transition: width .2s, background-color .2s; }
.cbi-dot[aria-current="true"]::before { width: 18px; border-radius: 4px; background: var(--b-accent); }
.cbi-ctl .cbi-arrow:last-child { order: 0; }

/* ================================================================ B 4.3 YouTube, click to load */
.cby { position: relative; aspect-ratio: 16 / 9; border-radius: 14px; overflow: hidden; background: var(--b-ink-surface); }
.cby-poster { position: absolute; inset: 0; display: grid; grid-template-rows: auto 1fr auto; align-items: start; width: 100%; padding: var(--sp-2) var(--sp-2-5); border: 0; background: linear-gradient(200deg, var(--b-ink-surface-2), var(--b-ink-surface) 60%); color: var(--b-ink-surface-ink); text-align: left; font: inherit; cursor: pointer; }
.cby-poster:focus-visible { outline: 3px solid var(--b-accent-on-dark); outline-offset: -6px; border-radius: 14px; }
.cby-art { position: absolute; inset: 0; display: grid; grid-template-columns: 1fr 1fr 1fr; gap: var(--sp-1); padding: 40% 8% 12%; opacity: .2; }
.cby-art i { border-radius: 50% 50% 8px 8px; background: var(--b-accent-on-dark); }
.cby-art i:nth-child(2) { margin-top: -8%; }
.cby-k, .cby-t, .cby-len, .cby-play { position: relative; }
.cby-k { width: fit-content; padding: var(--sp-0-5) var(--sp-1); border-radius: 999px; background: rgba(255, 255, 255, .12); font: 500 10px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; }
.cby-t { align-self: end; max-width: 26em; margin-top: var(--sp-1); font-family: var(--font-display); font-size: clamp(1rem, 2.4vw, 1.35rem); line-height: 1.25; }
.cby-len { justify-self: end; margin-top: var(--sp-1); padding: var(--sp-0-5) var(--sp-1); border-radius: 6px; background: rgba(0, 0, 0, .55); font: 500 12px/1 var(--font-mono); font-variant-numeric: tabular-nums; }
.cby-play { position: absolute; top: 50%; left: 50%; display: grid; place-items: center; width: 72px; height: 72px; margin: calc(var(--sp-4) * -1) 0 0 calc(var(--sp-4) * -1); border-radius: 50%; background: var(--b-accent); color: var(--b-accent-ink); box-shadow: 0 10px 30px -8px rgba(0, 0, 0, .5); transition: transform .2s cubic-bezier(.2, .9, .3, 1.3); }
.cby-play svg { width: 30px; height: 30px; fill: currentColor; margin-left: var(--sp-0-5); }
.cby-poster:hover .cby-play, .cby-poster:focus-visible .cby-play { transform: scale(1.08); }
.cby-frame { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* ================================================================ B 4.5 the proposal */
.cb-prop { margin-top: var(--sp-2); }
.cb-prop-g { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--sp-2) var(--sp-3); }
.cb-prop h3 { margin: 0 0 var(--sp-1); font-size: 14.5px; font-weight: 600; color: var(--b-ink); }
.cb-prop ul { margin: 0; padding-left: var(--sp-2); font-size: 14px; line-height: 1.5; color: var(--b-ink-2); }
.cb-prop li { padding: 2px 0; }
.cb-prop li::marker { color: var(--b-accent); }
.cb-prop .cb-ed-k .ico { color: var(--b-ok-ink); }

/* B 3.2: the bars grow from the baseline once the chart scrolls in */
.cbc .cbc-bar { transform-box: fill-box; transform-origin: left center; }
.cbc.reveal .cbc-bar { transform: scaleX(0); }
.cbc.reveal.in .cbc-bar { transform: scaleX(1); transition: transform .9s cubic-bezier(.2, .8, .2, 1) calc(var(--rd, 0ms) + 180ms + var(--i, 0) * 70ms); }

/* ================================================================ narrow screens */
@media (max-width: 1000px) {
  .cb-body { grid-template-columns: minmax(0, 1fr); gap: var(--sp-2-5); }
  .cb-toc { position: static; padding: var(--sp-2) var(--sp-2); border-radius: 18px; background: var(--b-surface); box-shadow: 0 0 0 1px var(--b-rule); }
  .cb-toc ol { grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); border-left: 0; gap: 0 var(--sp-1-5); }
  .cb-toc a { padding-left: 0; border-left: 0; }
  .cb-toc a:hover { border-left: 0; text-decoration: underline; text-underline-offset: 3px; }
}
@media (max-width: 860px) { .cb-prop-g { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) {
  .cb-sheet { padding: var(--sp-4) var(--sp-2) var(--sp-3); border-radius: 18px; }
  .cb-matrix { grid-template-columns: minmax(0, 1fr); }
  .cbb-cta { padding: var(--sp-3) var(--sp-2-5); }
  .cbb-fig { grid-template-columns: minmax(0, 1fr); padding: var(--sp-2-5); }
  .cb-card { grid-template-columns: 64px minmax(0, 1fr); padding: var(--sp-2) var(--sp-2) var(--sp-2) var(--sp-2); }
  .cb-card-art { height: 56px; }
  .cb-ed { padding: var(--sp-2) var(--sp-2) var(--sp-2); }
  .cbe-frame { min-height: 320px; }
  .cb-prop-g { grid-template-columns: minmax(0, 1fr); }
  .cbi-three .cbg { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cbi-three .cbg-i:last-child { grid-column: span 2; }
  .cbi-three .cbg-i:last-child .cbi-ph { aspect-ratio: 2 / 1 !important; }
  .cbi-mosaic .cbg { grid-template-columns: repeat(2, minmax(0, 1fr)); grid-template-rows: 180px repeat(2, 110px); }
  .cbi-mosaic .cbg-i:first-child { grid-column: span 2; grid-row: span 1; }
  .cbi-two .cbi-ph-kt, .cbi-two .cbi-ph-d { display: none; }
  .cby-poster { padding: var(--sp-2) var(--sp-2); }
  .cby-play { top: auto; left: auto; right: 14px; bottom: 14px; width: 52px; height: 52px; margin: 0; }
  .cby-play svg { width: 24px; height: 24px; }
  .cby-len { position: absolute; top: 14px; right: 14px; margin: 0; }
  .cby-t { padding-right: var(--sp-8); }
  .cby-art { display: none; }
  .cbt th, .cbt td { padding: var(--sp-1) var(--sp-1-5); }
}
@media (prefers-reduced-motion: reduce) {
  .cb-card, .cb-card-t .ico, .cb-det > summary .ico, .cb-more-btn .ico { transition: none; }
}