/* ==========================================================================
   pages.css: the editorial article system (guides, essays, author page, the two
   index pages) and the two offer landing pages (the Foundation, Integrated AI
   Partner). Loads after site.css, site-extras.css and insights.css and only
   ever narrows or restyles what those set; tokens come from colors_and_type.css.
   ========================================================================== */

/* ---------- Reading progress: CSS scroll-driven, no scroll listener ---------- */
.read-progress { position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 60; pointer-events: none;
  background: linear-gradient(90deg, var(--emerald-deep, #047857), var(--emerald, #05926c), var(--emerald-light, #4ade80));
  transform-origin: 0 50%; transform: scaleX(0); }
@supports (animation-timeline: scroll()) {
  .read-progress { animation: read-grow linear both; animation-timeline: scroll(root); }
}
@keyframes read-grow { from { transform: scaleX(0); } to { transform: scaleX(1); } }
@media (prefers-reduced-motion: reduce) { .read-progress { display: none; } }

/* ---------- Article hero ---------- */
.essay-hero { padding: clamp(52px, calc(5vw + 28px), 96px) var(--gutter) clamp(44px, calc(4.5vw + 22px), 84px); }
.essay-hero::after { content: ''; position: absolute; top: -45%; right: -14%; width: min(72vw, 980px); aspect-ratio: 1; border-radius: 50%; pointer-events: none;
  background: radial-gradient(closest-side, rgba(74, 222, 128, .22), rgba(74, 222, 128, .07) 46%, transparent 72%); }
/* .essay-hero-inner keeps the site-wide measure from insights.css (50vw + 600px). */
.essay-hero .essay-kicker { display: inline-flex; align-items: center; padding: 8px 13px; border: 1px solid rgba(74, 222, 128, .35); border-radius: 999px;
  font: 700 12px/1 var(--font-sans); letter-spacing: .12em; text-transform: uppercase; color: var(--emerald-light, #4ade80); background: rgba(74, 222, 128, .08); margin: 0 0 22px; }
.essay-hero h1 { font-size: clamp(34px, calc(2.9vw + 14px), 60px); line-height: 1.06; letter-spacing: -0.025em; max-width: none; margin: 0 0 26px; }
.essay-hero h1 strong { font-weight: 800; }

.byline { display: flex; align-items: center; flex-wrap: wrap; gap: 14px 22px; }
.byline-avatar { display: inline-flex; }
.byline-avatar img { width: 46px; height: 46px; border-radius: 50%; object-fit: cover; object-position: top center; border: 2px solid rgba(74, 222, 128, .55); display: block; }
.byline-text { display: flex; flex-direction: column; gap: 3px; }
.byline-name a { color: #fff; font: 700 17px/1.2 var(--font-sans); text-decoration: none; }
.byline-name a:hover { color: var(--emerald-light, #4ade80); }
.byline-role { font: 400 14px/1.3 var(--font-sans); color: #a7f3d0; }
.byline-meta { display: flex; flex-wrap: wrap; gap: 8px 16px; font: 500 14px/1.4 var(--font-sans); color: #cbd5e1; padding-left: 22px; border-left: 1px solid rgba(255, 255, 255, .18); }
@media (max-width: 560px) { .byline-meta { padding-left: 0; border-left: 0; width: 100%; } }

/* ---------- Article shell: readable measure plus a sticky rail ---------- */
.article-shell { max-width: calc(50vw + 600px); margin: 0 auto; padding: var(--pad-sm) var(--gutter) var(--pad-md); display: grid; grid-template-columns: minmax(0, 1fr); gap: 36px; }
.article-shell > .essay-main { max-width: none; padding: 0; margin: 0; }
@media (min-width: 1100px) {
  .article-shell { grid-template-columns: minmax(0, 1fr) 300px; gap: 72px; align-items: start; }
  .article-shell > .essay-main { grid-column: 1; grid-row: 1; }
  .article-aside { grid-column: 2; grid-row: 1; position: sticky; top: 24px; }
}
.article-aside { display: flex; flex-direction: column; gap: 18px; }
.toc { border: 1px solid var(--border-1); border-radius: 14px; padding: 18px 18px 14px; background: #fff; }
.toc-label { font: 700 12px/1 var(--font-sans); letter-spacing: .12em; text-transform: uppercase; color: var(--fg-3); margin: 0 0 10px 12px; }
.toc ol { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; }
.toc a { display: block; padding: 9px 12px 9px 14px; border-left: 2px solid transparent; border-radius: 0 8px 8px 0; color: var(--fg-2); text-decoration: none;
  font: 500 15px/1.4 var(--font-sans); transition: color .2s, border-color .2s, background .2s; }
.toc a:hover { color: var(--emerald-deep, #047857); background: #f3faf7; }
.toc a.is-active { color: var(--emerald-deep, #047857); border-left-color: var(--emerald, #05926c); font-weight: 600; }
@media (max-width: 1099px) {
  .toc ol { display: grid; grid-template-columns: 1fr 1fr; gap: 2px 12px; }
  .toc a { min-height: 44px; display: flex; align-items: center; }
}
@media (max-width: 640px) { .toc ol { grid-template-columns: 1fr; } }
.aside-cta { border-radius: 14px; padding: 22px; color: #fff; background: linear-gradient(135deg, #04231b 0%, #0b3d2e 100%); }
.aside-cta img { width: 56px; height: 56px; border-radius: 50%; object-fit: cover; object-position: top center; border: 2px solid rgba(74, 222, 128, .55); display: block; margin-bottom: 14px; }
.aside-cta h3 { font: 700 20px/1.25 var(--font-sans); color: #fff; margin: 0 0 8px; }
.aside-cta p { font: 400 15px/1.55 var(--font-sans); color: #cbd5e1; margin: 0 0 16px; }
.aside-cta .btn { width: 100%; justify-content: center; background: var(--emerald, #05926c); color: #fff; box-sizing: border-box; }
@media (max-width: 1099px) { .aside-cta { display: none; } }

/* ---------- Article typography ---------- */
.article-shell .essay-main .lede { font-size: clamp(19px, calc(.6vw + 16px), 23px); line-height: 1.6; color: var(--fg-1); margin: 0 0 30px; }
.article-shell .essay-main h2 { font-size: clamp(25px, calc(1.2vw + 18px), 33px); line-height: 1.18; letter-spacing: -0.02em; margin: 54px 0 16px; padding-top: 34px; border-top: 1px solid var(--border-1); scroll-margin-top: 28px; }
.article-shell .essay-main h2:first-of-type { border-top: 0; padding-top: 0; margin-top: 4px; }
.article-shell .essay-main p { font-size: clamp(17px, calc(.3vw + 16px), 21px); line-height: 1.75; }
.article-shell .essay-main ul, .article-shell .essay-main ol { font-size: clamp(17px, calc(.3vw + 16px), 21px); line-height: 1.7; }
.article-shell .essay-main .answer { background: #f2faf6; border-left: 3px solid var(--emerald, #05926c); border-radius: 0 14px 14px 0; padding: 20px 24px;
  font-size: clamp(18px, calc(.35vw + 16.5px), 20px); font-weight: 500; line-height: 1.6; color: var(--fg-1); margin: 0 0 22px; }
.article-shell .essay-main .callout { background: #fff; border: 1px solid #cdeee0; border-left: 1px solid #cdeee0; border-radius: 14px; padding: 22px 26px; margin: 8px 0 26px;
  box-shadow: 0 14px 34px -26px rgba(5, 146, 108, .5); }
.article-shell .essay-main .callout p { margin: 0; font-size: clamp(17px, calc(.22vw + 16.22px), 18px); }
.article-shell .essay-main .callout p + p { margin-top: 12px; }
.article-shell .essay-main .step-list li { padding-left: 52px; margin-bottom: 20px; }
.article-shell .essay-main .step-list li::before { width: 34px; height: 34px; border-radius: 10px; background: var(--emerald, #05926c); color: #fff; font: 700 15px/34px var(--font-sans); top: 0; }
.article-shell .proof-card { border-top: 4px solid var(--emerald, #05926c); border-radius: 14px; transition: transform .25s var(--ease-standard), box-shadow .25s var(--ease-standard); }
.article-shell .proof-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.article-shell .essay-author { display: grid; grid-template-columns: 96px 1fr; gap: 24px; align-items: center; padding: 28px; border-radius: 16px; background: linear-gradient(180deg, #fff, #f5fbf8); margin-top: 60px; }
.article-shell .essay-author img { width: 96px; height: 96px; }
.article-shell .essay-author .who { font-size: 20px; }
@media (max-width: 520px) { .article-shell .essay-author { grid-template-columns: 1fr; } }

/* ---------- Keep reading ---------- */
.keep-reading { max-width: calc(50vw + 600px); margin: 0 auto; padding: 0 var(--gutter) var(--pad-lg); }
.keep-reading h2 { font: 700 clamp(24px, calc(1.2vw + 18px), 32px)/1.2 var(--font-sans); color: var(--navy); letter-spacing: -0.02em; margin: 0 0 20px; }
.kr-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 960px) { .kr-grid { grid-template-columns: 1fr; } }
.kr-card { display: flex; flex-direction: column; gap: 10px; padding: 24px 26px; border: 1px solid var(--border-1); border-radius: 14px; background: #fff; text-decoration: none;
  transition: transform .25s var(--ease-standard), box-shadow .25s var(--ease-standard), border-color .25s var(--ease-standard); }
.kr-card:hover { transform: translateY(-3px); border-color: var(--emerald, #05926c); box-shadow: 0 18px 40px -24px rgba(17, 24, 39, .3); }
.kr-type { font: 700 12px/1 var(--font-sans); letter-spacing: .12em; text-transform: uppercase; color: var(--emerald, #05926c); }
.kr-card h3 { font: 700 clamp(18px, calc(.5vw + 16px), 21px)/1.3 var(--font-sans); color: var(--navy); margin: 0; }
.kr-card p { font: 400 16px/1.55 var(--font-sans); color: var(--fg-2); margin: 0; }
.kr-more { margin-top: auto; padding-top: 6px; font: 600 15px/1 var(--font-sans); color: var(--emerald-deep, #047857); }

/* ---------- Index pages ---------- */
.index-wrap { max-width: calc(50vw + 600px); margin: 0 auto; padding: var(--pad-sm) var(--gutter) var(--pad-lg); }
.index-group { margin: 0 0 52px; }
.index-group h2 { font: 700 clamp(22px, calc(1vw + 17px), 28px)/1.2 var(--font-sans); color: var(--navy); letter-spacing: -0.015em; margin: 0 0 6px; }
.index-group > p { font: 400 17px/1.6 var(--font-sans); color: var(--fg-2); margin: 0 0 20px; max-width: 70ch; }
/* auto-fit so a group of three fills three columns and a group of two fills two:
   no orphan card sitting alone in a half-empty row. */
.index-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(360px, 100%), 1fr)); gap: 18px; }
@media (max-width: 640px) { .index-grid { grid-template-columns: 1fr; } }
.kr-card.featured { grid-column: 1 / -1; border: 0; padding: 36px 40px; position: relative; overflow: hidden;
  background: linear-gradient(135deg, #04231b 0%, #0b3d2e 62%, #0f6b4f 140%); }
.kr-card.featured::before { content: ''; position: absolute; inset: 0; opacity: .08; background-image: var(--gradient-hero-dots); background-size: 40px 40px; }
.kr-card.featured > * { position: relative; }
.kr-card.featured .kr-type { color: var(--emerald-light, #4ade80); }
.kr-card.featured h3 { color: #fff; font-size: clamp(24px, calc(1.6vw + 16px), 38px); max-width: 24ch; line-height: 1.12; }
.kr-card.featured p { color: #cbd5e1; font-size: 18px; max-width: 70ch; }
.kr-card.featured .kr-more { color: var(--emerald-light, #4ade80); }
.index-closing { font: 400 clamp(17px, calc(.3vw + 16px), 19px)/1.7 var(--font-sans); color: var(--fg-2); max-width: 70ch; margin: 0; }
.index-closing a { color: var(--emerald, #05926c); font-weight: 600; }

/* ---------- Author page: no rail, a wider column, two-up card grids ---------- */
.article-shell.author-shell { grid-template-columns: minmax(0, 1fr); }
.article-shell.author-shell > .essay-main { max-width: none; grid-column: 1; }
.author-shell .kr-grid { grid-template-columns: repeat(auto-fit, minmax(min(360px, 100%), 1fr)); }
.author-shell .essay-main h3 { font: 700 clamp(19px, calc(.5vw + 17px), 23px)/1.3 var(--font-sans); color: var(--fg-1); margin: 26px 0 12px; }
@media (max-width: 640px) { .author-shell .kr-grid { grid-template-columns: 1fr; } }
.author-hero { display: grid; grid-template-columns: 124px 1fr; gap: 28px; align-items: center; }
.author-hero img { width: 124px; height: 124px; border-radius: 50%; object-fit: cover; object-position: top center; border: 3px solid rgba(74, 222, 128, .55); display: block; }
.author-hero h1 { margin: 0 0 10px; }
@media (max-width: 560px) { .author-hero { grid-template-columns: 1fr; } }

/* ---------- Offer pages ---------- */
.offer-hero { background: var(--gradient-hero); color: #fff; position: relative; overflow: hidden; padding: clamp(52px, calc(5vw + 28px), 96px) var(--gutter) clamp(52px, calc(5vw + 24px), 92px); }
.offer-hero::before { content: ''; position: absolute; inset: 0; opacity: .1; background-image: var(--gradient-hero-dots); background-size: 40px 40px; }
.offer-hero::after { content: ''; position: absolute; top: -50%; right: -10%; width: min(70vw, 940px); aspect-ratio: 1; border-radius: 50%; pointer-events: none;
  background: radial-gradient(closest-side, rgba(74, 222, 128, .2), rgba(74, 222, 128, .06) 46%, transparent 72%); }
.offer-hero-inner { max-width: min(calc(50vw + 600px), 1600px); margin: 0 auto; position: relative; display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 440px); gap: 56px; align-items: center; }
@media (max-width: 1024px) { .offer-hero-inner { grid-template-columns: 1fr; gap: 36px; } }
.offer-hero .essay-kicker { display: inline-flex; align-items: center; padding: 8px 13px; border: 1px solid rgba(74, 222, 128, .35); border-radius: 999px;
  font: 700 12px/1 var(--font-sans); letter-spacing: .12em; text-transform: uppercase; color: var(--emerald-light, #4ade80); background: rgba(74, 222, 128, .08); margin: 0 0 22px; }
.offer-hero h1 { font: 800 clamp(34px, calc(3vw + 12px), 62px)/1.06 var(--font-sans); letter-spacing: -0.025em; color: #fff; margin: 0 0 20px; max-width: none; }
.offer-hero h1 strong { display: block; color: var(--emerald-light, #4ade80); font-weight: 800; }
.offer-hero .sub { font: 400 clamp(18px, calc(.5vw + 16px), 22px)/1.55 var(--font-sans); color: #e2e8f0; margin: 0 0 30px; max-width: 52ch; }
.offer-panel { background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .14); border-radius: 18px; padding: 26px 28px; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .12), 0 30px 60px -30px rgba(0, 0, 0, .6); }
@media (prefers-reduced-transparency: reduce) { .offer-panel { background: #0b3d2e; backdrop-filter: none; -webkit-backdrop-filter: none; } }
.offer-panel-label { font: 700 12px/1 var(--font-sans); letter-spacing: .12em; text-transform: uppercase; color: #a7f3d0; margin: 0 0 18px; }
.stepper { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; }
.stepper li { position: relative; display: grid; grid-template-columns: 36px 1fr; gap: 14px; padding: 12px 0; }
.stepper li + li::before { content: ''; position: absolute; left: 17px; top: -12px; height: 24px; width: 2px; background: rgba(74, 222, 128, .35); }
.stepper .n { width: 36px; height: 36px; border-radius: 50%; border: 2px solid var(--emerald-light, #4ade80); color: var(--emerald-light, #4ade80); font: 700 14px/32px var(--font-sans); text-align: center; box-sizing: border-box; }
.stepper .t { font: 700 17px/1.3 var(--font-sans); color: #fff; }
.stepper .d { font: 400 15px/1.5 var(--font-sans); color: #cbd5e1; margin-top: 2px; }
.tier-dark { width: 100%; border-collapse: collapse; margin: 0; }
.tier-dark td { padding: 14px 0; border-bottom: 1px solid rgba(255, 255, 255, .12); color: #e2e8f0; font: 400 17px/1.4 var(--font-sans); }
.tier-dark td:last-child { text-align: right; font-weight: 700; color: #fff; white-space: nowrap; }
.tier-dark tr:last-child td { border-bottom: 0; }
.panel-foot { margin: 16px 0 0; font: 500 14px/1.5 var(--font-sans); color: #a7f3d0; }

.offer-section { max-width: calc(50vw + 600px); margin: 0 auto; padding: var(--pad-lg) var(--gutter); }
.offer-section > h2 { font: 700 clamp(28px, calc(2vw + 16px), 46px)/1.12 var(--font-sans); letter-spacing: -0.02em; color: var(--navy); margin: 0 0 12px; max-width: 24ch; }
.offer-section > .intro { font: 400 clamp(17px, calc(.4vw + 16px), 20px)/1.65 var(--font-sans); color: var(--fg-2); margin: 0 0 34px; max-width: 76ch; }
.offer-section > .intro.after { margin-top: 34px; margin-bottom: 0; }
.offer-section.alt { max-width: none; background: #fff; border-top: 1px solid var(--border-1); border-bottom: 1px solid var(--border-1); }
.offer-section.alt > * { max-width: calc(50vw + 600px); margin-left: auto; margin-right: auto; }

.bento { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 960px) { .bento { grid-template-columns: 1fr; } .bento > * { grid-column: auto !important; } }
.tile { border: 1px solid var(--border-1); border-radius: 16px; padding: 28px; background: #fff; display: flex; flex-direction: column; gap: 10px; }
.tile .k { font: 700 12px/1 var(--font-sans); letter-spacing: .12em; text-transform: uppercase; color: var(--emerald, #05926c); }
.tile h3 { font: 700 clamp(19px, calc(.5vw + 17px), 23px)/1.25 var(--font-sans); color: var(--navy); margin: 0; }
.tile p { font: 400 17px/1.6 var(--font-sans); color: var(--fg-2); margin: 0; }
.tile-dark { border: 0; color: #fff; position: relative; overflow: hidden; background: linear-gradient(135deg, #04231b 0%, #0b3d2e 70%, #0f5a43 130%); }
.tile-dark::before { content: ''; position: absolute; inset: 0; opacity: .08; background-image: var(--gradient-hero-dots); background-size: 40px 40px; }
.tile-dark > * { position: relative; }
.tile-dark .k { color: var(--emerald-light, #4ade80); } .tile-dark h3 { color: #fff; } .tile-dark p { color: #cbd5e1; }
.tile-tint { background: #eefaf5; border-color: #cdeee0; }
.span-2 { grid-column: span 2; } .span-3 { grid-column: span 3; }
.tile-row { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 24px; align-items: center; }
@media (max-width: 960px) { .tile-row { grid-template-columns: 1fr; } }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 6px; }
.chip { font: 600 14px/1 var(--font-sans); padding: 9px 12px; border-radius: 999px; background: #fff; border: 1px solid var(--border-1); color: var(--fg-2); }
.tile-tint .chip { border-color: #bfe9d8; }
.tile-dark .chip { background: rgba(255, 255, 255, .08); border-color: rgba(255, 255, 255, .18); color: #e2e8f0; }
.tile .big { font: 300 clamp(36px, calc(1.6vw + 26px), 52px)/1 var(--font-sans); letter-spacing: -0.03em; color: var(--navy); }
.tile-dark .big { color: var(--emerald-light, #4ade80); }

.band-dark { background: var(--slate-900, #0b1014); color: #fff; padding: var(--pad-xl) var(--gutter); position: relative; overflow: hidden; }
.band-dark::before { content: ''; position: absolute; inset: 0; opacity: .1; background-image: var(--gradient-hero-dots); background-size: 36px 36px; }
.band-dark-inner { max-width: calc(50vw + 600px); margin: 0 auto; position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 56px; align-items: start; }
@media (max-width: 960px) { .band-dark-inner { grid-template-columns: 1fr; gap: 36px; } }
.band-dark h2 { font: 700 clamp(28px, calc(2vw + 16px), 46px)/1.12 var(--font-sans); letter-spacing: -0.02em; color: #fff; margin: 0 0 14px; max-width: 22ch; }
.band-dark p { color: #cbd5e1; font: 400 18px/1.65 var(--font-sans); margin: 0 0 16px; max-width: 62ch; }
.band-dark .hub-eyebrow { color: var(--emerald-light, #4ade80); display: block; margin-bottom: 12px; }
.price-big { font: 300 clamp(56px, calc(5vw + 20px), 96px)/1 var(--font-sans); letter-spacing: -0.03em; color: #fff; margin: 6px 0 4px; }
.price-big small { font-size: 30%; color: #a7f3d0; letter-spacing: 0; font-weight: 500; margin-left: 10px; }
.price-note { color: #a7f3d0; font: 500 16px/1.5 var(--font-sans); margin: 0 0 24px; }
.stat-tiles { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.stat-tile { border: 1px solid rgba(255, 255, 255, .14); border-radius: 12px; padding: 18px 20px; background: rgba(255, 255, 255, .04); }
.stat-tile .n { font: 300 clamp(28px, calc(1vw + 22px), 40px)/1.1 var(--font-sans); color: var(--emerald-light, #4ade80); letter-spacing: -0.02em; }
.stat-tile .n small { font-size: 50%; color: #a7f3d0; }
.stat-tile .l { font: 600 11px/1.4 var(--font-sans); text-transform: uppercase; letter-spacing: .12em; color: #94a3b8; margin-top: 6px; }
.terms { border-left: 3px solid var(--emerald-light, #4ade80); padding: 4px 0 4px 18px; margin-top: 22px; }
.terms .k { font: 700 12px/1 var(--font-sans); letter-spacing: .12em; text-transform: uppercase; color: var(--emerald-light, #4ade80); margin-bottom: 8px; }
.terms p { margin: 0; font-size: 16px; }
.band-dark .tier-dark { margin-bottom: 8px; }

.proof-grid { display: grid; grid-template-columns: 3fr 2fr; gap: 18px; }
@media (max-width: 960px) { .proof-grid { grid-template-columns: 1fr; } }
.proof-feature, .proof-light { border-radius: 16px; display: flex; flex-direction: column; gap: 14px; position: relative; overflow: hidden; }
.proof-feature { padding: 36px; color: #fff; background: linear-gradient(135deg, #064e3b 0%, #05926c 100%); }
.proof-feature::before { content: ''; position: absolute; inset: 0; opacity: .08; background-image: var(--gradient-hero-dots); background-size: 40px 40px; }
.proof-feature > * { position: relative; }
.proof-light { padding: 32px; background: #fff; border: 1px solid var(--border-1); }
.proof-feature .k, .proof-light .k { font: 700 12px/1 var(--font-sans); letter-spacing: .12em; text-transform: uppercase; }
.proof-feature .k { color: #a7f3d0; } .proof-light .k { color: var(--emerald, #05926c); }
.proof-feature h3 { font: 300 clamp(24px, calc(1.4vw + 18px), 36px)/1.15 var(--font-sans); letter-spacing: -0.02em; color: #fff; margin: 0; }
.proof-light h3 { font: 300 clamp(22px, calc(1.2vw + 17px), 30px)/1.2 var(--font-sans); letter-spacing: -0.02em; color: var(--navy); margin: 0; }
.proof-feature h3 strong, .proof-light h3 strong { font-weight: 600; }
.proof-feature p { color: #a7f3d0; font: 400 17px/1.6 var(--font-sans); margin: 0; }
.proof-light p { color: var(--fg-2); font: 400 17px/1.6 var(--font-sans); margin: 0; }
.proof-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: auto; padding-top: 18px; border-top: 1px solid rgba(255, 255, 255, .15); }
.proof-light .proof-metrics { border-top-color: var(--border-1); }
.proof-metrics .n { font: 300 clamp(24px, calc(1.2vw + 18px), 36px)/1 var(--font-sans); letter-spacing: -0.02em; color: #fff; margin-bottom: 6px; }
.proof-metrics .l { font: 500 12px/1.2 var(--font-sans); text-transform: uppercase; letter-spacing: .1em; color: #a7f3d0; }
.proof-light .proof-metrics .n { color: var(--navy); } .proof-light .proof-metrics .l { color: var(--fg-3); }
.proof-feature a, .proof-light a { font: 600 16px/1 var(--font-sans); text-decoration: none; align-self: flex-start; }
.proof-feature a { color: #fff; } .proof-light a { color: var(--emerald-deep, #047857); }
.proof-feature a:hover, .proof-light a:hover { text-decoration: underline; }

.split { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 48px; align-items: start; }
@media (max-width: 960px) { .split { grid-template-columns: 1fr; gap: 28px; } }
.split p { font: 400 clamp(17px, calc(.3vw + 16px), 19px)/1.7 var(--font-sans); color: var(--fg-2); margin: 0 0 16px; max-width: 64ch; }
.split p a { color: var(--emerald, #05926c); font-weight: 600; }
.card-lite { border: 1px solid var(--border-1); border-radius: 16px; padding: 28px; background: #fff; }
.card-lite .k { font: 700 12px/1 var(--font-sans); letter-spacing: .12em; text-transform: uppercase; color: var(--emerald, #05926c); margin: 0 0 12px; }
.card-lite h3 { font: 700 clamp(20px, calc(.6vw + 17px), 24px)/1.25 var(--font-sans); color: var(--navy); margin: 0 0 12px; }
.check-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.check-list li { position: relative; padding-left: 30px; font: 400 17px/1.55 var(--font-sans); color: var(--fg-2); }
.check-list li strong { color: var(--fg-1); }
.check-list li::before { content: ''; position: absolute; left: 4px; top: 4px; width: 7px; height: 13px; border-right: 2.5px solid var(--emerald, #05926c); border-bottom: 2.5px solid var(--emerald, #05926c); transform: rotate(45deg); }
.tier-table.light { margin: 0; }

.faq { max-width: calc(50vw + 100px); }
.faq details { border-top: 1px solid var(--border-1); }
.faq details:last-child { border-bottom: 1px solid var(--border-1); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 22px 0; min-height: 44px; box-sizing: border-box;
  font: 600 clamp(17px, calc(.4vw + 15.5px), 21px)/1.35 var(--font-sans); color: var(--navy); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; font: 300 30px/1 var(--font-sans); color: var(--emerald, #05926c); flex-shrink: 0; transition: transform .25s var(--ease-standard); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { font: 400 clamp(17px, calc(.22vw + 16.22px), 19px)/1.7 var(--font-sans); color: var(--fg-2); margin: 0 0 24px; max-width: 70ch; }
.faq details p a { color: var(--emerald, #05926c); font-weight: 600; }

/* ---------- Motion: entry reveal is added by article.js, so no-JS stays visible ---------- */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s var(--ease-standard), transform .6s var(--ease-standard); }
.reveal.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

/* ---------- Touch targets on small screens (matches site-extras Phase 4) ---------- */
@media (max-width: 960px), (pointer: coarse) {
  .byline-name a, .byline-avatar, .proof-feature a, .proof-light a, .kr-more, .index-closing a { display: inline-flex; align-items: center; min-height: 44px; }
  .kr-card, .tile, .card-lite { min-height: 44px; }
}

/* ---------- Homepage: three kinds of agencies (chart + matrix) ---------- */
.viz { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 28px; align-items: stretch; }
@media (max-width: 1024px) { .viz { grid-template-columns: 1fr; } }
.viz-chart { margin: 0; background: #fff; border: 1px solid var(--border-1); border-radius: 16px; padding: 22px 22px 18px; }
.viz-chart svg { width: 100%; height: auto; display: block; }
.viz-band { fill: var(--emerald, #05926c); opacity: .09; }
.viz-parity { stroke: #cbd5e1; stroke-width: 1.5; stroke-dasharray: 4 6; }
.viz-q1 { stroke: #dc2626; stroke-width: 1.5; stroke-dasharray: 3 5; opacity: .6; }
.viz-y, .viz-x { font: 600 12px var(--font-sans); fill: #64748b; letter-spacing: .08em; text-transform: uppercase; }
.viz-now { fill: var(--emerald-deep, #047857); }
.viz-line { fill: none; stroke-width: 4; stroke-linecap: round; stroke-dasharray: 720; stroke-dashoffset: 0; }
.viz-g3 { stroke: var(--emerald, #05926c); } .viz-g2 { stroke: #94a3b8; } .viz-g1 { stroke: #dc2626; }
.viz-dot { stroke: #fff; stroke-width: 2; }
.viz-dot.viz-g3 { fill: var(--emerald, #05926c); } .viz-dot.viz-g2 { fill: #94a3b8; } .viz-dot.viz-g1 { fill: #dc2626; }
/* Draw-in, only when JS is there to trigger it on entry into view. */
.js .viz-line { stroke-dashoffset: 720; }
.js .viz-dot { opacity: 0; }
.js .viz-chart.drawn .viz-line { animation: viz-draw 1.6s cubic-bezier(.16, 1, .3, 1) forwards; }
.js .viz-chart.drawn .viz-g2.viz-line { animation-delay: .12s; }
.js .viz-chart.drawn .viz-g1.viz-line { animation-delay: .24s; }
.js .viz-chart.drawn .viz-dot { animation: viz-pop .35s ease-out 1.1s forwards; }
@keyframes viz-draw { to { stroke-dashoffset: 0; } }
@keyframes viz-pop { to { opacity: 1; } }
@media (prefers-reduced-motion: reduce) { .js .viz-line { stroke-dashoffset: 0; animation: none; } .js .viz-dot { opacity: 1; animation: none; } }
.viz-legend { list-style: none; margin: 16px 0 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.viz-legend li { display: flex; align-items: flex-start; gap: 12px; font: 400 15px/1.45 var(--font-sans); color: var(--fg-2); }
.viz-legend li strong { color: var(--fg-1); font-weight: 700; }
.viz-legend i { flex-shrink: 0; width: 22px; height: 4px; border-radius: 2px; margin-top: 9px; display: inline-block; }
.viz-legend i.viz-g3 { background: var(--emerald, #05926c); } .viz-legend i.viz-g2 { background: #94a3b8; } .viz-legend i.viz-g1 { background: #dc2626; }
.viz-chart figcaption { margin-top: 14px; font: 400 13px/1.5 var(--font-sans); color: var(--fg-3); }
@media (max-width: 640px) { .viz-x, .viz-y { display: none; } .viz-chart { padding: 14px 14px 16px; } }

.matrix-wrap { background: #fff; border: 1px solid var(--border-1); border-radius: 16px; padding: 6px 22px 18px; overflow-x: auto; display: flex; flex-direction: column; }
.matrix { width: 100%; border-collapse: collapse; }
.matrix th, .matrix td { padding: 13px 8px; border-bottom: 1px solid var(--border-1); text-align: center; vertical-align: middle; }
.matrix thead th { vertical-align: bottom; padding-top: 16px; padding-bottom: 12px; }
.matrix th[scope="row"], .matrix-q { text-align: left; padding-left: 0; }
.matrix th[scope="row"] { font: 500 15px/1.35 var(--font-sans); color: var(--fg-1); }
.matrix th[scope="row"] small { color: var(--fg-3); font-weight: 700; font-size: 11px; letter-spacing: .08em; margin-left: 6px; }
.matrix-q { font: 700 12px/1 var(--font-sans); letter-spacing: .12em; text-transform: uppercase; color: var(--fg-3); }
.matrix-n { display: block; font: 300 24px/1 var(--font-sans); color: var(--fg-3); margin-bottom: 6px; }
.matrix-t { display: block; font: 600 13px/1.25 var(--font-sans); color: var(--fg-1); }
.matrix em { display: inline-block; font: 700 11px/1 var(--font-sans); letter-spacing: .12em; text-transform: uppercase; font-style: normal; margin-top: 8px; }
.tag-exposed { color: #dc2626; } .tag-ahead { color: var(--emerald-deep, #047857); }
.matrix .is-3 { background: #eefaf5; }
.matrix thead th.is-3 { border-radius: 10px 10px 0 0; }
.matrix-total th, .matrix-total td { border-bottom: 0; padding-top: 16px; }
.matrix-total th[scope="row"] { font-weight: 700; }
.matrix-total em { margin-top: 0; }
.mk { display: inline-block; width: 14px; height: 14px; border-radius: 50%; vertical-align: middle; }
.mk-yes { background: var(--emerald, #05926c); } .mk-part { background: #94a3b8; } .mk-no { width: 14px; height: 3px; border-radius: 2px; background: #dc2626; }
.matrix-note { margin: 14px 0 0; font: 500 13px/1.4 var(--font-sans); color: var(--fg-3); display: flex; flex-wrap: wrap; gap: 6px 16px; align-items: center; }
.matrix-note > span { display: inline-flex; align-items: center; gap: 7px; }
.matrix-close { margin: auto 0 0; padding-top: 14px; font: 600 16px/1.45 var(--font-sans); color: var(--fg-1); }
@media (max-width: 480px) { .matrix th, .matrix td { padding: 11px 5px; } .matrix-t { font-size: 12px; } .matrix th[scope="row"] { font-size: 14px; } .matrix-n { font-size: 20px; } }
@media (max-width: 640px) {
  .matrix-q { font-size: 0; line-height: 0; }
  .matrix td, .matrix thead th:not(.matrix-q) { width: 54px; padding-left: 4px; padding-right: 4px; }
  .matrix th[scope="row"] { font-size: 14px; padding-right: 8px; }
  .matrix th[scope="row"] small { display: none; }
  .matrix-t { font-size: 11px; }
  .matrix em { font-size: 10px; letter-spacing: .08em; }
}
/* The three groups as a key above the chart and matrix: numeral, name, one line. */
.groups-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 0 0 22px; }
@media (max-width: 960px) { .groups-strip { grid-template-columns: 1fr; } }
.gs { position: relative; display: grid; grid-template-columns: 44px 1fr; gap: 14px; align-items: start; padding: 20px 22px 18px; background: #fff; border: 1px solid var(--border-1); border-top: 4px solid #dc2626; border-radius: 14px; }
.gs.is-3 { background: #eefaf5; border-color: #cdeee0; border-top-color: var(--emerald, #05926c); }
.gs-n { font: 300 38px/1 var(--font-sans); color: #dc2626; letter-spacing: -0.02em; }
.gs.is-3 .gs-n { color: var(--emerald, #05926c); }
.gs h3 { font: 700 clamp(17px, calc(.4vw + 15px), 20px)/1.25 var(--font-sans); color: var(--fg-1); margin: 0 0 4px; padding-right: 72px; }
.gs p { font: 400 15px/1.5 var(--font-sans); color: var(--fg-2); margin: 0; }
.gs em { position: absolute; top: 18px; right: 20px; font: 700 11px/1 var(--font-sans); letter-spacing: .12em; text-transform: uppercase; font-style: normal; }
/* "Where it ends" line on each group tile, and the four-tile pressure strip. */
.gs-end { margin-top: 10px !important; font: 600 14px/1.4 var(--font-sans) !important; color: #dc2626 !important; }
.gs.is-3 .gs-end { color: var(--emerald-deep, #047857) !important; }
.press-head { font: 700 clamp(19px, calc(.6vw + 16px), 24px)/1.25 var(--font-sans); color: var(--fg-1); margin: 36px 0 14px; }
.press-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: 0 0 28px; }
@media (max-width: 1100px) { .press-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .press-grid { grid-template-columns: 1fr; } }
.press { background: #fff; border: 1px solid var(--border-1); border-radius: 14px; padding: 22px 22px 18px; display: flex; flex-direction: column; gap: 8px; }
.press-warn { border-color: #f3c4c4; background: #fff7f7; }
.press-n { font: 300 clamp(34px, calc(1.4vw + 26px), 46px)/1 var(--font-sans); letter-spacing: -0.03em; color: #dc2626; }
.press h4 { font: 700 clamp(16px, calc(.3vw + 15px), 18px)/1.3 var(--font-sans); color: var(--fg-1); margin: 2px 0 0; }
.press p { font: 400 15px/1.5 var(--font-sans); color: var(--fg-2); margin: 0; }
.press-src { margin-top: auto; padding-top: 8px; font: 500 12px/1.4 var(--font-sans); color: var(--fg-3); text-decoration: underline; text-underline-offset: 2px; }
.press-src:hover { color: var(--emerald-deep, #047857); }
@media (max-width: 960px), (pointer: coarse) { .press-src { display: inline-flex; align-items: center; min-height: 44px; padding-top: 0; } }