/* sparkurity.com marketing layout. Reads design-system tokens only (static/sparkurity/tokens). */

/* ── Base ── */
.site { background: var(--surface-page); font-size: 1rem; }
.site main { display: block; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); }
.container--reading { max-width: calc(var(--container-reading) + 2 * var(--gutter)); }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link { position: absolute; left: -9999px; top: 8px; z-index: 200; background: #fff; padding: 8px 14px; border-radius: var(--radius-btn); }
.skip-link:focus { left: 8px; }
.site .lede, .hero__lede { font-size: var(--text-lead); line-height: var(--leading-body); }
.muted { color: var(--text-muted); font-size: var(--text-ui); }
.icon { flex: 0 0 auto; }
.site .spk-btn { border-bottom: 1px solid transparent; }
/* base.css styles every .spk-doc a; restore button colours on anchors */
.site a.spk-btn--primary, .site a.spk-btn--brand { color: #fff; }
.site a.spk-btn--secondary { color: var(--text-primary); border-color: var(--border-default); }
.site a.spk-btn--secondary:hover { color: var(--spk-action); border-color: var(--spk-action); }
.site a.spk-btn--on-dark { color: var(--spk-petrol); }
.site a.spk-btn--outline-light { color: #fff; }
.site ul.nav__links, .site ul.nav__lang, .site .site-footer ul, .site ol.steps, .site ol.modules, .site ol.roadmap-mock__list,
.site ul.pillar__points, .site ul.checklist, .site ul.evidence__grid, .site ul.roadmap-list { margin-left: 0; margin-bottom: 0; }
.site .spk-btn--secondary { border-color: var(--border-default); }
.spk-btn--outline-light { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,.45) !important; }
.spk-btn--outline-light:hover { background: rgba(255,255,255,.1); border-color: #fff !important; }
.btn-row { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-6); }

/* ── Nav ── */
.nav { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.94); backdrop-filter: blur(8px); border-bottom: 1px solid var(--border-default); }
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: var(--nav-height); gap: var(--space-6); }
.nav__brand, .nav__brand:hover { border: none !important; display: flex; }
.nav__brand img { height: 24px; width: auto; }
.nav__menu { display: flex; align-items: center; gap: var(--space-8); }
.nav__links, .nav__lang { display: flex; gap: var(--space-6); list-style: none; margin: 0; padding: 0; }
.nav__links a, .nav__signin, .nav__lang a { color: var(--text-primary); font-weight: 500; font-size: var(--text-ui); border: none !important; }
.nav__links a:hover, .nav__signin:hover { color: var(--spk-action); }
.nav__links a[aria-current="page"] { color: var(--spk-action); box-shadow: inset 0 -2px 0 var(--spk-action); padding-bottom: 4px; }
.nav__actions { display: flex; align-items: center; gap: var(--space-4); }
.nav__lang { gap: var(--space-2); }
.nav__lang a { font-family: var(--font-mono); font-size: 11px; color: var(--text-muted); }
.nav__lang a[aria-current="true"] { color: var(--spk-action); }
.nav__toggle { display: none; background: none; border: 1px solid var(--border-default); border-radius: var(--radius-btn); width: 40px; height: 40px; padding: 10px 9px; cursor: pointer; flex-direction: column; justify-content: space-between; }
.nav__toggle span:not(.visually-hidden) { display: block; height: 2px; background: var(--text-primary); border-radius: 2px; }

/* ── Hero ── */
.hero, .page-hero { background: var(--spk-petrol); color: #fff; position: relative; overflow: hidden; }
.hero::after, .page-hero::after { content: ""; position: absolute; right: -160px; top: -160px; width: 560px; height: 560px; border-radius: 50%; background: radial-gradient(circle at center, rgba(74,149,209,.28), transparent 65%); pointer-events: none; }
.hero { padding: var(--space-20) 0; }
.hero__grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: var(--space-13); align-items: center; position: relative; z-index: 1; }
.site .hero h1 { font-size: var(--text-hero); line-height: var(--leading-tight); color: #fff; margin: var(--space-5) 0 var(--space-5); }
.hero__lede { color: var(--text-on-dark-muted); max-width: 620px; margin: 0; }
.page-hero { padding: var(--space-16) 0 var(--space-13); }
.page-hero > .container { position: relative; z-index: 1; }
.site .page-hero h1 { color: #fff; max-width: 860px; margin: var(--space-3) 0 var(--space-4); }
.page-hero .spk-kicker, .hero .spk-kicker { color: var(--spk-blue-100); }
.page-hero .hero__lede { max-width: 760px; }
.page-hero .spk-breadcrumb a { color: var(--spk-blue-100); }
.page-hero .spk-breadcrumb { color: rgba(255,255,255,.7); }
.page-hero--light { background: var(--surface-card); color: var(--text-primary); border-bottom: 1px solid var(--border-default); }
.page-hero--light::after { display: none; }
.site .page-hero--light h1 { color: var(--text-primary); }
.page-hero--light .spk-kicker { color: var(--spk-action); }

/* Roadmap mock (hero visual — HTML diagram, no imagery) */
.roadmap-mock { margin: 0; background: #fff; color: var(--text-primary); border-radius: var(--radius-lg); box-shadow: var(--shadow-modal); padding: var(--space-6); }
.roadmap-mock__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--space-4); }
.roadmap-mock__list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--space-2); }
.roadmap-mock__list li { display: flex; justify-content: space-between; align-items: center; gap: var(--space-3); padding: 11px 14px; border: 1px solid var(--border-default); border-radius: var(--radius-sm); font-size: var(--text-ui); font-weight: 500; margin: 0; }
.roadmap-mock__tag { font-family: var(--font-mono); font-size: 9.5px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; padding: 3px 9px; border-radius: var(--radius-pill); white-space: nowrap; }
[data-action="skip"] { background: var(--spk-stripe); color: var(--text-muted); }
[data-action="skip"] .roadmap-mock__name { text-decoration: line-through; text-decoration-color: var(--spk-grey-200); }
[data-action="skip"] .roadmap-mock__tag { background: var(--spk-success-50); color: var(--spk-success); }
[data-action="review_carefully"] .roadmap-mock__tag { background: var(--spk-blue-50); color: var(--spk-blue-800); }
[data-action="standard_pace"] .roadmap-mock__tag { background: var(--spk-mist); color: var(--text-body); }
[data-action="focus_area"] { border-left: 4px solid var(--spk-terracotta) !important; }
[data-action="focus_area"] .roadmap-mock__tag { background: var(--spk-terra-50); color: var(--spk-terracotta); }
.roadmap-mock__foot { margin: var(--space-4) 0 0 !important; font-size: var(--text-small); color: var(--text-muted) !important; }

/* ── Router ("I am…") ── */
.router { background: var(--surface-card); border-bottom: 1px solid var(--border-default); }
.router__grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.site .router__item { display: grid; grid-template-columns: auto 1fr auto; gap: var(--space-4); align-items: center; padding: var(--space-6) var(--space-5); border: none; border-right: 1px solid var(--border-default); color: var(--text-primary); transition: background var(--dur-fast); }
.router__item:last-child { border-right: none; }
.router__item:hover { background: var(--spk-blue-50); }
.router__icon { width: 44px; height: 44px; border-radius: var(--radius-sm); background: var(--spk-petrol-50); color: var(--spk-petrol); display: inline-flex; align-items: center; justify-content: center; }
.router__label { display: block; font-weight: 600; }
.router__text { display: block; font-size: var(--text-small); color: var(--text-body); }
.router__arrow { color: var(--spk-action); }

/* ── Sections ── */
.section { padding: var(--space-20) 0; }
.section--white { background: var(--surface-card); }
.section-head { max-width: 760px; margin-bottom: var(--space-10); }
.section-head--center { margin-left: auto; margin-right: auto; text-align: center; }
.site .section-head h2 { font-size: 2.25rem; line-height: 1.15; margin: var(--space-3) 0 var(--space-4); }
.split { display: grid; grid-template-columns: 5fr 7fr; gap: var(--space-13); align-items: start; }
.split .section-head { margin-bottom: 0; }
.prose p, .prose li { font-size: 1.0625rem; line-height: var(--leading-relaxed); }
.prose h2 { margin-top: var(--space-10) !important; }
.prose h3 { margin-top: var(--space-8) !important; }
.center-link { text-align: center; margin-top: var(--space-10); }

/* Steps */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-4); counter-reset: none; }
.step { position: relative; margin: 0; padding: var(--space-6); background: var(--surface-page); border: 1px solid var(--border-default); border-radius: var(--radius-lg); }
.site .step h3 { margin: var(--space-4) 0 var(--space-2); }
.step p { font-size: var(--text-ui); margin: 0; }

/* Pillars */
.pillar__grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-13); align-items: center; }
.pillar--alt { background: var(--surface-card); }
.pillar--alt .pillar__grid > :first-child { order: 2; }
.site .pillar h2 { font-size: 2.25rem; line-height: 1.15; margin: var(--space-3) 0 var(--space-5); }
.pillar p { font-size: 1.0625rem; line-height: var(--leading-relaxed); }
.pillar__points { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-3); }
.pillar__points li { margin: 0; }
.soon { display: flex; gap: var(--space-3); align-items: flex-start; padding: var(--space-4); background: var(--spk-terra-50); border: 1px dashed var(--spk-terra-200); border-radius: var(--radius-sm); margin: var(--space-4) 0; }
.soon p { margin: 0; font-size: var(--text-ui); }
.built-on { font-size: var(--text-ui) !important; color: var(--text-muted) !important; font-style: italic; }
.built-on .spk-meta { font-style: normal; margin-right: 6px; }

/* Formats */
.formats { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.format-card { padding: var(--space-8); border: 1px solid var(--border-default); border-radius: var(--radius-lg); background: var(--surface-page); }
.format-card--brand { background: var(--spk-petrol); border-color: var(--spk-petrol); color: #fff; }
.site .format-card--brand h3 { color: #fff; }
.format-card--brand .spk-meta { color: var(--spk-blue-100); }
.format-card--brand dt { color: rgba(255,255,255,.6) !important; }
.format-card--brand dd { color: #fff !important; }
.site .format-card h3 { font-size: var(--text-h2); margin: var(--space-2) 0 var(--space-5); }
.format-card dl, .facts dl { margin: 0; display: grid; gap: var(--space-4); }
.format-card dt, .facts dt { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: var(--tracking-meta); text-transform: uppercase; color: var(--text-muted); }
.format-card dd, .facts dd { margin: 2px 0 0; color: var(--text-primary); font-weight: 500; }

/* Course cards */
.course-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: var(--space-4); }
.course-card { display: flex; flex-direction: column; gap: var(--space-3); padding: var(--space-6); background: var(--surface-card); border: 1px solid var(--border-default); border-radius: var(--radius-lg); box-shadow: var(--shadow-card); transition: box-shadow var(--dur) var(--ease); }
.course-card:hover { box-shadow: var(--shadow-hover); }
.course-card[hidden] { display: none; }
.course-card__top { display: flex; justify-content: space-between; align-items: center; }
.site .course-card__title { font-size: var(--text-h3); line-height: 1.25; margin: var(--space-1) 0 0; }
.site .course-card__title a { color: var(--text-primary); border: none; }
.course-card__title a:hover { color: var(--spk-action); }
.course-card__line { font-size: var(--text-ui); margin: 0 !important; flex: 1; }
.course-card__badges { display: flex; flex-wrap: wrap; gap: 6px; }
.course-card__foot { padding-top: var(--space-3); border-top: 1px dashed var(--border-default); }

/* Evidence */
.evidence { background: var(--spk-petrol-dark); color: #fff; }
.site .evidence h2, .site .evidence h3 { color: #fff; }
.evidence .spk-kicker { color: var(--spk-blue-100); }
.evidence .lede { color: var(--text-on-dark-muted); }
.evidence__grid { list-style: none; margin: 0 0 var(--space-8); padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: var(--space-4); }
.evidence__grid li { margin: 0; padding: var(--space-5); border: 1px solid rgba(255,255,255,.16); border-radius: var(--radius); background: rgba(255,255,255,.05); display: flex; flex-direction: column; gap: var(--space-2); }
.site .evidence__grid h3 { font-size: var(--text-h4); margin: 0; }
.evidence__grid p { color: var(--text-on-dark-muted); font-size: var(--text-small); margin: 0; flex: 1; }
.evidence__grid .spk-meta { color: var(--spk-blue-100); }

/* Checklist */
.checklist { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-3); }
.checklist li { display: flex; gap: var(--space-3); align-items: flex-start; margin: 0; color: var(--text-body); }
.checklist .icon { color: var(--spk-success); margin-top: 3px; }
.checklist--cards li { padding: var(--space-4); background: var(--surface-card); border: 1px solid var(--border-default); border-radius: var(--radius-sm); }

/* FAQ */
.faq { display: grid; gap: var(--space-2); }
.faq summary { font-size: 1rem !important; padding: 16px 18px !important; }
.faq .spk-details__body { font-size: var(--text-body) !important; margin: 0 18px !important; }
.faq .spk-details__body p { margin: 0; }

/* CTA band */
.cta-band { background: var(--spk-petrol); color: #fff; padding: var(--space-16) 0; position: relative; overflow: hidden; }
.cta-band::after { content: ""; position: absolute; right: -120px; top: -160px; width: 460px; height: 460px; border-radius: 50%; background: radial-gradient(circle at center, rgba(74,149,209,.28), transparent 65%); }
.cta-band__inner { display: flex; justify-content: space-between; align-items: center; gap: var(--space-8); position: relative; z-index: 1; }
.site .cta-band h2 { color: #fff; font-size: 2.25rem; margin: 0 0 var(--space-2); }
.cta-band p { color: var(--text-on-dark-muted); margin: 0; }
.cta-band .btn-row { margin-top: 0; flex-shrink: 0; }

/* Catalogue filters */
.filters { display: flex; flex-wrap: wrap; gap: var(--space-5) var(--space-8); margin-bottom: var(--space-8); padding: var(--space-5); background: var(--surface-card); border: 1px solid var(--border-default); border-radius: var(--radius); }
.filters__group { border: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--space-2); }
.filters .spk-segmented { flex-wrap: wrap; }
.empty { text-align: center; padding: var(--space-10); }

/* Course page */
.course-hero { display: grid; grid-template-columns: 1fr 340px; gap: var(--space-13); align-items: start; }
.facts { background: #fff; color: var(--text-primary); border-radius: var(--radius-lg); padding: var(--space-6); box-shadow: var(--shadow-modal); }
.facts__title { font-family: var(--font-display); font-weight: 600; font-size: var(--text-h4); color: var(--text-primary) !important; margin: 0 0 var(--space-4) !important; }
.facts__chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: var(--space-5); padding-top: var(--space-4); border-top: 1px dashed var(--border-default); }
.page-course .spk-subnav { top: var(--nav-height); }
.course-body { max-width: calc(880px + 2 * var(--gutter)); padding-top: var(--space-6); padding-bottom: var(--space-16); }
.course-sec { padding-top: var(--space-13); scroll-margin-top: calc(var(--nav-height) + 60px); }
.site .course-sec h2 { margin-bottom: var(--space-5); }
.course-sec > p { font-size: 1.0625rem; line-height: var(--leading-relaxed); }
.adapt p { color: var(--spk-blue-800); }
.levels { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: var(--space-3); }
.levels__sep { color: var(--spk-grey-200); }
.roles { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: var(--space-3); margin-top: var(--space-5); }
.table-scroll { overflow-x: auto; }
.spk-table tbody th { text-align: left; padding: 10px 16px; border-top: 1px solid var(--border-default); font-family: var(--font-mono); font-size: 11px; color: var(--text-primary); white-space: nowrap; }
.modules { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-2); }
.modules li { margin: 0; align-items: center; }
.modules__text { flex: 1; display: flex; flex-direction: column; gap: 2px; }
.instructor { display: flex; gap: var(--space-4); margin-top: var(--space-6); }
.instructor__avatar { width: 56px; height: 56px; flex: 0 0 auto; border-radius: 50%; background: var(--spk-petrol-50); color: var(--spk-petrol); display: flex; align-items: center; justify-content: center; }

/* Audience pages */
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: var(--space-4); }
.feature__icon { display: inline-flex; width: 40px; height: 40px; align-items: center; justify-content: center; border-radius: var(--radius-sm); background: var(--spk-blue-50); color: var(--spk-action); margin-bottom: var(--space-3); }
.callout { margin-top: var(--space-5); }
.callout p { margin: 0; color: var(--text-primary); font-weight: 500; }
.roadmap-list { list-style: none; margin: var(--space-4) 0 0; padding: 0; display: grid; gap: var(--space-2); }
.roadmap-list li { display: flex; gap: var(--space-3); align-items: center; margin: 0; padding: var(--space-3) var(--space-4); background: var(--surface-card); border: 1px solid var(--border-default); border-radius: var(--radius-sm); color: var(--text-primary); }

/* Contact */
.contact-form { display: grid; gap: var(--space-4); padding: var(--space-8); }

/* Footer */
.site-footer { background: var(--spk-ink); color: rgba(255,255,255,.75); padding: var(--space-16) 0 var(--space-8); font-size: var(--text-ui); }
.site-footer__grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: var(--space-10); }
.site-footer img { height: 24px; width: auto; }
.site-footer__tagline { color: rgba(255,255,255,.65) !important; margin-top: var(--space-4) !important; max-width: 320px; }
.site-footer .spk-meta { color: rgba(255,255,255,.5); margin-bottom: var(--space-3); }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-2); }
.site-footer a { color: #fff; border: none; }
.site-footer a:hover { color: var(--spk-blue-100); }
.site-footer__base { display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-13); padding-top: var(--space-6); border-top: 1px solid rgba(255,255,255,.12); font-family: var(--font-mono); font-size: 11px; letter-spacing: var(--tracking-meta); text-transform: uppercase; color: rgba(255,255,255,.5); }

/* ── Responsive ── */
@media (max-width: 1080px) {
  .evidence__grid { grid-template-columns: repeat(3, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .nav__menu { gap: var(--space-5); }
  .nav__links { gap: var(--space-4); }
}
@media (max-width: 960px) {
  .nav__toggle { display: flex; }
  .nav__menu { display: none; position: absolute; top: var(--nav-height); left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--border-default); box-shadow: var(--shadow-menu); flex-direction: column; align-items: stretch; padding: var(--space-5) var(--gutter) var(--space-6); gap: var(--space-5); }
  .nav--open .nav__menu { display: flex; }
  .nav__links { flex-direction: column; gap: var(--space-4); }
  .nav__actions { flex-wrap: wrap; }
  .hero__grid, .course-hero, .split, .pillar__grid { grid-template-columns: 1fr; gap: var(--space-8); }
  .pillar--alt .pillar__grid > :first-child { order: 0; }
  .router__grid { grid-template-columns: 1fr; }
  .router__item { border-right: none !important; border-bottom: 1px solid var(--border-default) !important; }
  .cta-band__inner { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 768px) {
  :root { --gutter: 16px; }
  .site .hero h1 { font-size: 2.375rem; }
  .site .section-head h2, .site .pillar h2, .site .cta-band h2 { font-size: 1.75rem; }
  .hero { padding: var(--space-13) 0; }
  .section { padding: var(--space-13) 0; }
  .steps, .formats, .evidence__grid, .site-footer__grid { grid-template-columns: 1fr; }
  .course-grid { grid-template-columns: 1fr; }
  .page-course .spk-subnav { top: var(--nav-height); }
}

/* ── Approach: learning graph ── */
.lgraph { --cols: 5; }
.lgraph__steps { list-style: none; margin: 0 !important; padding: 0; display: grid; grid-template-columns: repeat(var(--cols), 1fr); gap: var(--space-8); }
.lgraph__node { position: relative; margin: 0; padding: var(--space-5); background: var(--surface-card); border: 1px solid var(--border-default); border-radius: var(--radius); box-shadow: var(--shadow-card); display: flex; flex-direction: column; gap: var(--space-3); }
.lgraph__node + .lgraph__node::before { content: ""; position: absolute; left: calc(-1 * var(--space-8) + 6px); top: 32px; width: calc(var(--space-8) - 12px); height: 2px; background: var(--spk-action); }
.lgraph__node + .lgraph__node::after { content: ""; position: absolute; left: -10px; top: 28px; border: 5px solid transparent; border-left: 6px solid var(--spk-action); }
.lgraph__node--gate { border-color: var(--spk-blue-100); background: var(--spk-blue-50); }
.lgraph__head { display: flex; align-items: center; gap: var(--space-3); }
.site .lgraph__head h3 { font-size: var(--text-h4); margin: 0; }
.lgraph__node > p { margin: 0; font-size: var(--text-small); }
.lgraph__actions { list-style: none; margin: 0 !important; padding: 0; display: flex; flex-wrap: wrap; gap: 4px; }
.lgraph__actions li { margin: 0; background: none !important; }
.lgraph__actions [data-action="focus_area"] { border: none !important; }
.lgraph__levels { list-style: none; margin: 0 !important; padding: 0; display: grid; gap: 4px; }
.lgraph__levels li { margin: 0; font-size: 11.5px; font-weight: 600; color: var(--spk-blue-800); padding: 5px 8px; border-radius: var(--radius-xs); background: var(--spk-blue-50); border: 1px solid var(--spk-blue-100); margin-left: calc(var(--lvl) * 10px) !important; }
.lgraph__levels li:last-child { background: var(--spk-blue-800); border-color: var(--spk-blue-800); color: #fff; }
.lgraph__approval { display: flex; align-items: center; gap: 6px; margin: auto 0 0 !important; padding-top: var(--space-2); border-top: 1px dashed var(--border-default); font-size: 11.5px !important; font-weight: 600; color: var(--spk-petrol) !important; }
.site .lgraph__cite { align-self: flex-start; font-family: var(--font-mono); font-size: 10px; letter-spacing: var(--tracking-meta); text-transform: uppercase; color: var(--spk-action); border: none; }
.lgraph__approval + .lgraph__cite { margin-top: 0; }
.lgraph__node > .lgraph__cite:only-of-type { margin-top: auto; }

/* Loop + exit, aligned under steps 3–5 */
.lgraph__outcomes { display: grid; grid-template-columns: repeat(var(--cols), 1fr); column-gap: var(--space-8); margin-top: var(--space-3); }
.lgraph__loop { grid-column: 3 / 6; position: relative; margin: 0 calc(50% / 3 - 0px); padding: var(--space-6) var(--space-5) var(--space-4); border: 2px dashed var(--spk-terracotta); border-top: none; border-radius: 0 0 var(--radius) var(--radius); text-align: center; }
.lgraph__loop::before { content: ""; position: absolute; left: -7px; top: -10px; border: 6px solid transparent; border-bottom: 8px solid var(--spk-terracotta); }
.lgraph__loop-label { display: inline-block; font-family: var(--font-mono); font-size: 10.5px; font-weight: 600; letter-spacing: var(--tracking-meta); text-transform: uppercase; color: var(--spk-terracotta); background: var(--spk-terra-50); border: 1px solid var(--spk-terra-200); border-radius: var(--radius-pill); padding: 3px 10px; }
.lgraph__loop p { margin: var(--space-2) 0 0 !important; font-size: var(--text-small); }
.lgraph__exits { display: flex; flex-wrap: wrap; gap: 4px; margin: 0 !important; }

/* Cohort layer spans steps 4–5 */
.lgraph__cohort { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: var(--space-2) var(--space-5); margin-top: var(--space-5); margin-left: calc((100% - 4 * var(--space-8)) / 5 * 3 + 3 * var(--space-8)); padding: var(--space-4) var(--space-5); background: var(--spk-petrol); color: #fff; border-radius: var(--radius); position: relative; }
.lgraph__cohort .spk-meta { color: var(--spk-blue-100); }
.lgraph__cohort p { margin: 0 !important; color: var(--text-on-dark-muted) !important; font-size: var(--text-small); }
.lgraph__cohort ul { grid-column: 1 / -1; list-style: none; margin: 0 !important; padding: 0; display: flex; flex-wrap: wrap; gap: var(--space-2); }
.lgraph__cohort li { margin: 0; display: inline-flex; align-items: center; gap: 6px; padding: 5px 11px; border-radius: var(--radius-pill); background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.22); font-size: 12.5px; font-weight: 600; color: #fff; }
.site .lgraph__cohort .lgraph__cite { grid-column: 1 / -1; color: var(--spk-blue-100); }

/* ── Approach: cohort swimlane ── */
.swim { background: var(--surface-card); border: 1px solid var(--border-default); border-radius: var(--radius); box-shadow: var(--shadow-card); }
.swim__table { width: 100%; min-width: 760px; border-collapse: separate; border-spacing: 0; font-size: var(--text-small); }
.swim__table thead th { padding: 14px 16px; text-align: left; font-family: var(--font-mono); font-size: 10.5px; letter-spacing: var(--tracking-meta); text-transform: uppercase; color: var(--text-muted); font-weight: 600; border-bottom: 1px solid var(--border-default); width: 27%; }
.swim__table thead th.is-live { color: #fff; background: var(--spk-petrol); }
.swim__table tbody th { text-align: left; padding: 14px 16px; vertical-align: top; width: 19%; border-top: 1px solid var(--border-default); }
.swim__table td { padding: 14px 16px; vertical-align: top; color: var(--text-body); line-height: 1.5; border-top: 1px solid var(--border-default); border-left: 1px solid var(--border-default); }
.swim__table tbody tr:first-child > * { border-top: none; }
.swim__table td.is-live { background: var(--spk-petrol-50); color: var(--text-primary); }
.swim__who { display: flex; align-items: center; gap: 8px; font-weight: 700; color: var(--text-primary); font-size: var(--text-ui); }
.swim__who::before { content: ""; width: 10px; height: 10px; border-radius: 3px; background: var(--lane); }
.swim__table tbody th .spk-meta { display: block; margin-top: 4px; padding-left: 18px; }
.swim__table tr[data-lane="0"] { --lane: var(--spk-action); }
.swim__table tr[data-lane="1"] { --lane: var(--spk-petrol); }
.swim__table tr[data-lane="2"] { --lane: var(--spk-blue-800); }
.swim__table tr[data-lane="3"] { --lane: var(--spk-grey); }
.swim__empty { font-style: italic; color: var(--text-muted); }

/* Live-hours bars (single series → no legend, direct labels) */
.hours { margin: var(--space-8) 0 0; padding: var(--space-6); background: var(--surface-card); border: 1px solid var(--border-default); border-radius: var(--radius); }
.hours__title { font-weight: 600; color: var(--text-primary); margin-bottom: var(--space-4); }
.hours__rows { display: grid; gap: var(--space-3); }
.hours__row { display: grid; grid-template-columns: 160px 1fr; align-items: center; column-gap: var(--space-4); row-gap: 2px; }
.hours__label { font-size: var(--text-ui); font-weight: 600; color: var(--text-primary); }
.hours__track { display: flex; align-items: center; gap: var(--space-2); height: 22px; }
.hours__bar { display: block; height: 100%; background: var(--spk-petrol); border-radius: 0 4px 4px 0; min-width: 4px; }
.hours__bar:hover, .hours__bar:focus-visible { background: var(--spk-petrol-dark); outline: none; box-shadow: var(--focus-ring); }
.hours__value { font-family: var(--font-mono); font-size: 12px; font-weight: 600; color: var(--text-primary); white-space: nowrap; }
.hours__note { grid-column: 2; font-size: 12px; color: var(--text-muted); }
.hours__caption { margin: var(--space-4) 0 0 !important; font-size: var(--text-small); }
.approach-evidence .prose span[id] { scroll-margin-top: calc(var(--nav-height) + 24px); }
.approach-evidence :target + strong { background: var(--spk-blue-50); box-shadow: 0 0 0 4px var(--spk-blue-50); border-radius: 2px; }

@media (max-width: 1080px) {
  .lgraph__steps { grid-template-columns: 1fr; gap: var(--space-5); }
  .lgraph__node + .lgraph__node::before { left: 32px; top: calc(-1 * var(--space-5)); width: 2px; height: var(--space-5); }
  .lgraph__node + .lgraph__node::after { left: 28px; top: -9px; border: 5px solid transparent; border-top: 6px solid var(--spk-action); }
  .lgraph__node { display: grid; grid-template-columns: 200px 1fr; column-gap: var(--space-5); align-items: start; }
  .lgraph__head { grid-row: span 4; }
  .lgraph__outcomes { grid-template-columns: 1fr; row-gap: var(--space-3); }
  .lgraph__loop { grid-column: 1; margin: 0; border-top: 2px dashed var(--spk-terracotta); border-radius: var(--radius); padding-top: var(--space-4); }
  .lgraph__loop::before { display: none; }
  .lgraph__cohort { margin-left: 0; }
}
@media (max-width: 640px) {
  .lgraph__node { display: flex; }
  .hours__row { grid-template-columns: 1fr; }
  .hours__note { grid-column: 1; }
}