/* Experiment only: an editorial field guide, with a precise modular rhythm. */
@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=Manrope:wght@400;500;600;700;800&display=swap');
@import url('experiment-feedback.css');

:root {
  --experiment-ink: #142d46;
  --experiment-highlight: #24efcd;
  --experiment-display: 'Instrument Serif', 'Iowan Old Style', Palatino, Georgia, serif;
  --experiment-sans: 'Manrope', Arial, sans-serif;
  --ground: #f7faff;
  --paper: #fff;
  --ink: var(--experiment-ink);
  --muted: #506377;
  --line: #cbd7e3;
  --soft: #e8f0f8;
  --head: var(--experiment-sans);
  --green: #08634c;
  --green-t: #e3f3ed;
  --violet: #4b3599;
  --violet-t: #f2edff;
  --max: 1360px;
  --pad: clamp(20px, 4.5vw, 64px);
  --radius: 8px;
  --shadow: none;
}

body { background: var(--ground); color: var(--ink); font-family: var(--experiment-sans); font-size: 16px; }
body::before, body::after { display: none; }
::selection { color: var(--ink); background: var(--experiment-highlight); }
h1, h2, .h-xl, .h-lg, .h-md { font-family: var(--experiment-display); font-weight: 400; letter-spacing: -.025em; }
.h-xl { font-size: clamp(52px, 6.5vw, 90px); line-height: .99; }
.h-lg { font-size: clamp(40px, 5vw, 66px); line-height: 1.06; }
.h-md { font-size: clamp(32px, 3.5vw, 44px); }
.eyebrow, .mono { font-size: 12px; letter-spacing: .1em; }
.eyebrow { color: var(--ink); font-weight: 500; }
.eyebrow::before { width: 8px; height: 8px; background: var(--experiment-highlight); border: 1px solid var(--ink); }
.lede { font-size: clamp(17px, 1.35vw, 19px); line-height: 1.65; }
.small, .access-note { font-size: 14px; }
.section { padding-block: clamp(64px, 8vw, 108px); }
/* Base section shorthands zero both horizontal gutters on combined wrappers. */
.section.wrap, .section-tight.wrap { padding-inline: var(--pad); }
.wrap > *, .hero-grid > *, .process-head > *, .outputs-grid > *, .audience-grid > * { min-width: 0; }
.card { box-shadow: none; background: #fff; border-color: var(--line); }
.btn { border-radius: 4px; padding: 13px 21px; min-height: 48px; font-size: 14px; font-weight: 750; }
.btn.green, .btn.dark, .nav-cta { color: var(--ink); background: var(--experiment-highlight); border: 1px solid var(--experiment-highlight); box-shadow: none; }
.btn:hover { transform: translateY(-1px); }
.btn.green:hover, .btn.dark:hover, .nav-cta:hover { background: #6affdf; border-color: var(--ink); }
.btn.outline, .btn.light { background: transparent; border-color: var(--ink); }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid #145cca; outline-offset: 4px; }
.site-nav { background: #fff; backdrop-filter: none; border-color: var(--line); }
.nav-in { min-height: 88px; gap: 20px; }
.brand img { width: 208px; }
.product-mark { display: none; }
.nav-links { gap: clamp(12px, 1.8vw, 24px); }
.nav-links a { font-size: 14px; font-weight: 600; }
.nav-links a[aria-current='page'] { text-decoration: underline; text-underline-offset: 8px; text-decoration-thickness: 2px; }
.nav-toggle { display: none; align-items: center; justify-content: center; gap: 10px; min-height: 48px; padding: 10px 14px; border: 1px solid var(--ink); border-radius: 4px; background: #fff; color: var(--ink); font: 700 14px/1.2 var(--experiment-sans); cursor: pointer; }
.nav-toggle:hover { background: var(--soft); }
.nav-toggle-icon { position: relative; display: block; width: 20px; height: 14px; border-block: 2px solid currentColor; }
.nav-toggle-icon::before { content: ''; position: absolute; top: 4px; left: 0; width: 20px; border-top: 2px solid currentColor; }
.nav-toggle[aria-expanded='true'] .nav-toggle-icon { border-color: transparent; }
.nav-toggle[aria-expanded='true'] .nav-toggle-icon::before, .nav-toggle[aria-expanded='true'] .nav-toggle-icon::after { content: ''; position: absolute; top: 4px; left: 0; width: 20px; border-top: 2px solid currentColor; transform: rotate(45deg); }
.nav-toggle[aria-expanded='true'] .nav-toggle-icon::after { transform: rotate(-45deg); }
.hero {
  min-height: calc(100vh - var(--homepage-nav-height, 89px));
  min-height: calc(100dvh - var(--homepage-nav-height, 89px));
  display: flex;
  align-items: center;
  padding-block: clamp(28px, 4vh, 40px);
}
.hero > .hero-grid { width: 100%; }
.hero-grid { grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: clamp(28px, 4vw, 56px); align-items: center; }
.hero h1 { max-width: 18ch; font-size: clamp(42px, 5.5vw, 74px); line-height: 1.02; }
.hero h1 em { font-weight: 400; }
.hero-copy .lede { max-width: 48ch; margin-top: 24px; }
.hero-copy .lede + .lede { margin-top: 12px; }
.hero .eyebrow { margin-bottom: 14px; }
.hero .button-row { margin-top: 20px; }
.hero-media { min-height: clamp(420px, 62vh, 560px); align-self: stretch; margin-top: 0; }
.media { border-radius: 4px; box-shadow: none; border: 1px solid var(--ink); }
.hero-media .skill-pills { top: auto; bottom: 24px; left: auto; right: 20px; max-width: calc(100% - 40px); flex-flow: column nowrap; align-items: flex-end; gap: 6px; }
.hero-media .skill-pills .pill { max-width: 100%; }
.pill, .pill.coral, .pill.teal, .pill.green, .pill.violet, .pill.amber { border-radius: 8px; background: #f2edff; color: #4b3599; border: 1px solid #d4c7f2; font-size: 13px; animation: none; box-shadow: none; backdrop-filter: none; }
.pill::before { width: 5px; height: 5px; border-radius: 0; }
#experience { background: #e8f0f8; border-block: 1px solid var(--line); }
.problem-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr); }
.problem-copy .h-lg { max-width: 12ch; }
.process-head { max-width: none; display: grid; grid-template-columns: .7fr 1.5fr; column-gap: 48px; }
.process-head .eyebrow { align-self: start; margin-top: 14px; }
.process-head h2, .process-head > p:not(.eyebrow) { grid-column: 2; }
.process-steps { gap: 0; margin-top: 44px; border-top: 1px solid var(--ink); }
.process-step { border: 0; border-radius: 0; padding: 32px; background: transparent; }
.process-step + .process-step { border-left: 1px solid var(--line); }
.process-step .step-number { display: block; width: auto; height: auto; border-radius: 0; margin-bottom: 24px; background: none; color: var(--ink); font: 400 64px/1 var(--experiment-display); }
.process-step h3 { font-size: 21px; line-height: 1.25; }
.process-step p { font-size: 16px; }
.transfer-card { background: #fff; border: 1px solid var(--line); border-radius: 4px; }
.transfer-cell:nth-child(2) { background: #e8f0f8; }
.transfer-cell:nth-child(3) { background: #e0faf4; }
.transfer-cell blockquote { font: 400 clamp(28px, 2.8vw, 38px)/1.18 var(--experiment-display); }
.transfer-chain span { font-size: 12px; }
#outputs { color: #fff; background: var(--ink); }
#outputs .eyebrow, #outputs .lede { color: #cbd7e3; }
#outputs .h-lg { max-width: 20ch; }
.outputs-grid { gap: 24px; margin-top: 36px; }
.artifact { color: var(--ink); border-radius: 4px; box-shadow: none; }
.artifact h3 { font-size: 22px; }
.artifact .mono { font-size: 12px; }
.portfolio-tab { font-size: 14px; border-radius: 4px; }
.portfolio-tab[aria-selected='true'] { background: var(--ink); color: #fff; border-color: var(--ink); }
.portfolio-detail { border-radius: 4px; background: #f0f5fb; border-color: var(--line); }
.portfolio-panel p, .portfolio-panel blockquote, .attribute-list li, .attribute-list strong { font-size: 14px; }
.ring-panel { border-radius: 4px; background: #142d46; }
.ring-status { font-size: 12px; }
.work-change { background: #e0faf4; border: 0; }
.threshold-grid { grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); }
.threshold-grid .media { min-height: 420px; }
.audience-grid { gap: 0; margin-top: 32px; }
.audience-card { background: transparent; border: 0; border-top: 2px solid var(--ink); border-radius: 0; padding: 30px 28px; }
.audience-card + .audience-card { border-left: 1px solid var(--line); }
.audience-card:nth-child(n) { background: transparent; }
.audience-card h3 { font-size: 24px; }
.audience-card p, .audience-card li { font-size: 16px; }
.access-card { border-radius: 4px; background: #e8f0f8; box-shadow: none; }
.final-cta { background: var(--experiment-highlight); border-block: 1px solid var(--ink); }
.final-cta .btn.green, .final-cta .btn.dark { color: #fff; background: var(--ink); border-color: var(--ink); }
footer { background: #fff; border-color: var(--line); }
.footer-in { grid-template-columns: 1.5fr 1fr 1fr; font-size: 14px; }
.page-hero { padding-block: 64px 80px; border-bottom: 1px solid var(--line); }
.page-hero h1 { max-width: 16ch; }
.page-hero .hero-grid { grid-template-columns: 1fr; max-width: 1040px; align-items: start; }
.page-hero.partners-hero .hero-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); max-width: none; align-items: center; }
.partners-hero .role-strength-art { max-width: 520px; }
.integration-copy h2, .integration-copy p { max-width: none; }
@media (max-width: 1000px) {
  .page-hero.partners-hero .hero-grid { grid-template-columns: minmax(0, 1fr); gap: 32px; }
}
/* Research artwork shares the introduction without cropping the approved square. */
.page-hero.research-hero .hero-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); max-width: none; align-items: center; }
.research-hero-art { min-width: 0; width: 88%; margin: 0; justify-self: center; break-inside: avoid; }
.research-hero-art img { display: block; width: 100%; height: auto; aspect-ratio: 1; object-fit: contain; border-radius: 4px; }
@media (max-width: 1000px) {
  .page-hero.research-hero .hero-grid { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .research-hero-art { max-width: 680px; justify-self: center; }
}
.feature-grid { grid-template-columns: 1fr; max-width: 980px; }
.role-strength-art { width: 100%; max-width: 620px; min-width: 0; margin: 0; justify-self: center; break-inside: avoid; }
.role-strength-art img { display: block; width: 100%; height: auto; aspect-ratio: 1; object-fit: contain; border-radius: 4px; }
.role-strength-art figcaption { display: grid; gap: 8px; padding: 20px 0 0; margin-top: 20px; border-top: 1px solid var(--line); }
.role-strength-art figcaption strong { color: var(--ink); font: 400 30px/1.15 var(--experiment-display); }
.role-strength-art figcaption span { max-width: 48ch; color: var(--muted); font-size: 14px; line-height: 1.6; }
.bio-grid { grid-template-columns: 1fr; padding: 44px 0; border-top: 1px solid var(--ink); }
.bio-grid > div { display: grid; grid-template-columns: minmax(0, .6fr) minmax(0, 1fr); column-gap: 64px; }
.bio-grid h2 { grid-column: 1; grid-row: 1 / 5; font-size: clamp(38px, 4vw, 56px); }
.bio-grid p { grid-column: 2; font-size: 16px; }
.bio-grid .lede { margin-top: 0 !important; }
.bio-grid .founder-heading { display: flex; align-items: center; gap: clamp(16px, 1.6vw, 24px); min-width: 0; grid-column: 1; grid-row: 1 / span 4; align-self: start; }
.bio-grid .founder-heading h2 { min-width: 0; margin: 0; font-size: clamp(32px, 3.2vw, 46px); line-height: 1.08; }
.founder-identity { min-width: 0; }
.founder-linkedin { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; margin: 8px 0 0 -11px; border-radius: 6px; }
.founder-linkedin img { display: block; width: 22px; height: 22px; }
.founder-linkedin:hover, .founder-linkedin:focus-visible { background: var(--soft); }
.founder-headshot { position: relative; display: block; flex: 0 0 clamp(88px, 10vw, 128px); width: clamp(88px, 10vw, 128px); aspect-ratio: 3 / 4; overflow: hidden; border: 1px solid var(--line); border-radius: 6px; background: #111318; }
.founder-headshot img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: center top; }
/* Keep Riccarda's supplied photograph unretouched: crop screenshot bars in layout only. */
.founder-headshot--riccarda img { position: absolute; width: 217.3913%; max-width: none; height: auto; left: -58.69565%; top: 0; }
.founder-headshot--saideep img { position: absolute; width: 140%; max-width: none; height: 140%; left: -20%; top: -10%; }
@media (max-width: 1100px) {
  .bio-grid > div { grid-template-columns: minmax(0, 1fr); row-gap: 16px; }
  .bio-grid .founder-heading, .bio-grid p { grid-column: 1; grid-row: auto; }
}
.info-card, .theory-card, .layer-card, .feature-card { border-radius: 4px; box-shadow: none; }
.info-card h3, .theory-card h3, .layer-card h3 { line-height: 1.25; }
.info-card p, .theory-card p, .layer-card p, .feature-card p { font-size: 16px; }
.band, .transfer-logic { background: var(--ink); border-radius: 4px; }
.band .eyebrow { color: #d8e3ef; }
.band .btn.light { color: #fff; border-color: #869bad; }
.source-list li { border-bottom: 1px solid var(--line); border-radius: 0; background: transparent; }
.theory-card .source { font-size: 14px; }
.transfer-logic { font-size: 14px; }
dialog { border: 1px solid var(--line); border-radius: 6px; }

/* Website reading hierarchy; deliberately excluded from the questionnaire. */
.rist-editorial {
  --site-reading-size: 1.125rem;
  --site-intro-size: clamp(1.25rem, 1.1rem + .45vw, 1.375rem);
  --site-detail-size: 1rem;
  font-size: var(--site-reading-size);
  line-height: 1.7;
}
.rist-editorial .lede, .rist-editorial .bio-grid p { font-size: var(--site-reading-size); line-height: 1.7; }
.rist-editorial .lede { color: inherit; }
.rist-editorial .hero-copy .lede { font-size: var(--site-intro-size); line-height: 1.65; color: var(--muted); }
/* The homepage introduction follows the same reading size as the body copy. */
.rist-editorial .hero .hero-copy .lede { max-width: 60ch; margin-top: 18px; font-size: var(--site-reading-size); line-height: 1.7; }
.rist-editorial .hero .hero-copy .lede + .lede { margin-top: 12px; }
.rist-editorial .card, .rist-editorial .card p, .rist-editorial .card li,
.rist-editorial .card .lede, .rist-editorial .portfolio-panel blockquote,
.rist-editorial .attribute-list strong, .rist-editorial .transfer-cell p,
.rist-editorial .output-note { font-size: var(--site-detail-size); line-height: 1.65; }
.rist-editorial .card p { color: var(--muted); }
.rist-editorial #outputs > .output-note { color: #cbd7e3; }
/* One deliberate rule at the start of each founder, without a second hero rule. */
.page-hero.founder-intro { border-bottom: 0; padding-bottom: clamp(32px, 4vw, 56px); display: block; min-height: 0; }
.founder-intro .hero-copy, .founder-intro h1 { max-width: none; }
.rist-editorial .hero.founder-intro .hero-copy .lede { max-width: none; }
.founder-profiles.section-tight { padding-top: 0; }
.founder-profiles .bio-grid { padding-block: clamp(32px, 4vw, 48px); }
.founder-profiles .bio-grid + .bio-grid { margin-top: 0; }
.founder-profiles .bio-grid > div { row-gap: 16px; }
.founder-profiles .bio-grid p { margin: 0; }

/* The comparison controls are independently owned by the experiment. */
.ricco-review-bar { background: var(--experiment-ink); box-shadow: none; font-family: var(--experiment-sans); }
.ricco-review-bar strong { font-size: 12px; }
.ricco-review-bar small { color: #d3deea; font-size: 12px; }
.ricco-review-actions a, .ricco-review-actions button { border-radius: 4px; font: 600 12px/1.2 var(--experiment-sans); }
.ricco-review-actions a[aria-current='page'] { background: var(--experiment-highlight); border-color: var(--experiment-highlight); color: var(--experiment-ink); }
.ricco-review-actions a:focus-visible, .ricco-review-actions button:focus-visible { outline-color: var(--experiment-highlight); }
@media (max-width: 1100px) {
  .nav-in { flex-wrap: wrap; gap: 14px; padding-block: 18px; }
  .nav-links { order: 3; width: 100%; justify-content: space-between; }
  .nav-cta { margin-left: auto; }
  .hero-media { min-height: 440px; }
}
@media (max-width: 760px) {
  :root { --review-bar-height: 104px; }
  .ricco-review-bar { display: grid; gap: 8px; padding: 10px 16px; }
  .ricco-review-bar small { max-width: none; }
  .ricco-review-actions { flex-wrap: wrap; justify-content: flex-start; gap: 6px; }
  .ricco-review-actions a, .ricco-review-actions button { font-size: 12px; padding: 6px 8px; }
  .site-nav { position: relative; top: auto !important; }
  body.ricco-review-build .site-nav { top: auto !important; }
  .brand img { width: 180px; }
  .nav-links { flex-wrap: wrap; justify-content: flex-start; gap: 14px 22px; }
  .hero-grid, .problem-grid, .threshold-grid, .process-head { grid-template-columns: 1fr; }
  .hero h1 { max-width: 18ch; }
  .hero-media { min-height: 420px; margin-top: 8px; }
  .process-head h2, .process-head > p:not(.eyebrow) { grid-column: 1; }
  .process-steps { grid-template-columns: 1fr; }
  .process-step { padding: 24px 0; }
  .process-step + .process-step { border-left: 0; border-top: 1px solid var(--line); }
  .process-step .step-number { margin-bottom: 12px; font-size: 48px; }
  .audience-card { padding-inline: 0; }
  .audience-card + .audience-card { border-left: 0; }
  .outputs-grid, .footer-in, .bio-grid, .bio-grid > div { grid-template-columns: 1fr; }
  .bio-grid h2, .bio-grid p { grid-column: 1; grid-row: auto; }
  .bio-grid h2 { margin-bottom: 20px; }
  .page-hero { padding-block: 40px 52px; }
}
@media (max-width: 430px) {
  :root { --review-bar-height: 138px; }
  .nav-cta { margin-left: 0; }
  .hero .button-row { display: grid; }
}
/* Progressive enhancement: without script, the existing navigation stays visible. */
@media (max-width: 1100px) {
  .site-nav.has-mobile-menu .nav-in { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; align-items: center; gap: 12px; }
  .has-mobile-menu .brand { grid-column: 1; grid-row: 1; }
  .has-mobile-menu .brand img { max-width: 100%; }
  .has-mobile-menu .nav-cta { grid-column: 2; grid-row: 1; margin: 0; }
  .has-mobile-menu .nav-toggle { display: inline-flex; grid-column: 3; grid-row: 1; }
  .has-mobile-menu .nav-links { display: none; grid-column: 1 / -1; grid-row: 2; width: 100%; margin: 0; padding: 10px 0 0; border-top: 1px solid var(--line); }
  .has-mobile-menu.menu-open .nav-links { display: grid; grid-template-columns: 1fr; gap: 4px; }
  .has-mobile-menu .nav-links a { display: flex; align-items: center; min-height: 48px; padding: 12px 14px; border-radius: 4px; font-size: 16px; text-align: left; white-space: normal; }
  .has-mobile-menu .nav-links a:hover, .has-mobile-menu .nav-links a[aria-current='page'] { background: var(--soft); }
}
@media (max-width: 640px) {
  .site-nav.has-mobile-menu .nav-in { grid-template-columns: minmax(0, 1fr) auto; gap: 12px; padding-block: 16px; }
  .has-mobile-menu .nav-toggle { grid-column: 2; justify-self: end; }
  .has-mobile-menu .nav-cta { grid-column: 1 / -1; grid-row: 2; width: 100%; min-height: 48px; font-size: 14px; white-space: normal; }
  .has-mobile-menu .nav-links { grid-row: 2; }
  .has-mobile-menu.menu-open .nav-cta { grid-row: 3; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; } .rv { opacity: 1; transform: none; transition: none; } }
@media (forced-colors: active) { .btn, .pill, .ricco-review-actions a { border: 1px solid ButtonText; } }
@media print { body { background: #fff; } #outputs, .band, .work-change, .final-cta { color: #000; background: #fff; } .media { break-inside: avoid; } }