@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;450;500;550;600;650;700&family=Manrope:wght@400;500;600;650;700;750;800&display=swap');

:root {
  --ink: #102139;
  --navy: #0b172b;
  --blue: #174cdb;
  --blue-dark: #1239a1;
  --muted: #536176;
  --line: #d9e0e9;
  --paper: #f4f6f9;
  --white: #fff;
  --font: 'DM Sans', Arial, sans-serif;
  --display: 'Manrope', Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 102px; }
body { margin: 0; color: var(--ink); background: var(--white); font-family: var(--font); font-size: 1rem; line-height: 1.65; -webkit-font-smoothing: antialiased; }
body, button, a { -webkit-tap-highlight-color: transparent; }
button, input { font: inherit; }
button, a, summary { touch-action: manipulation; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 5px; }
a, button, summary { outline-offset: 5px; }
:focus-visible { outline: 3px solid var(--blue); }
.dark-surface :focus-visible, .contact :focus-visible { outline-color: #fff; }
a:hover { text-decoration: underline; }
button { cursor: pointer; }
img, svg { display: block; max-width: 100%; }
img { height: auto; }
figure, p, h1, h2, h3 { margin: 0; }
h1, h2, h3 { font-family: var(--display); font-weight: 650; }
h1 { font-size: clamp(2.55rem, 4.45vw, 4.25rem); line-height: 1.12; letter-spacing: -.055em; }
h2 { font-size: clamp(2rem, 3.35vw, 3.15rem); line-height: 1.17; letter-spacing: -.045em; }
h3 { font-size: 1.5rem; line-height: 1.3; letter-spacing: -.03em; }
.container { width: min(1240px, calc(100% - 96px)); margin-inline: auto; }
.section { padding: 104px 0; }
.eyebrow { font-size: .77rem; line-height: 1.5; font-weight: 700; letter-spacing: .105em; }
.blue { color: var(--blue); }
.dark-surface { color: #fff; background: var(--navy); }
.dark-surface .eyebrow { color: #bac9e2; }
.text-link { display: inline-flex; align-items: center; gap: 12px; font-weight: 650; color: var(--blue-dark); text-decoration: none; line-height: 1.5; }
.text-link span[aria-hidden] { flex: none; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 28px; min-height: 54px; padding: 15px 22px; font-weight: 650; font-size: .94rem; text-decoration: none; border: 1px solid transparent; border-radius: 3px; line-height: 1.5; transition: background .18s ease, color .18s ease; }
.button:hover { text-decoration: none; }
.button-primary { background: var(--blue); color: white; }
.button-primary:hover { background: var(--blue-dark); }
.button-white { background: #fff; color: var(--blue-dark); }
.button-white:hover { background: #e9efff; }
.button span[aria-hidden] { font-size: 1.25rem; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; top: -100px; left: 20px; padding: 12px 20px; color: #fff; background: var(--blue-dark); z-index: 100; }
.skip-link:focus { top: 12px; }

/* Navigation */
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(255,255,255,.97); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; min-height: 90px; }
.wordmark { display: inline-flex; flex: none; align-items: center; text-decoration: none; }
.wordmark img { width: 224px; height: auto; }
.wordmark:hover { text-decoration: none; }
#main-nav { display: flex; align-items: center; gap: 30px; font-size: .88rem; font-weight: 550; }
#main-nav a { text-decoration: none; }
#main-nav a:hover { color: var(--blue); text-decoration: underline; }
#main-nav .nav-cta { display: inline-flex; align-items: center; gap: 22px; padding: 12px 16px; border: 1px solid var(--line); border-radius: 3px; }
.menu-toggle { display: none; }

/* A functional systems diagram. Connectors encode flow; the lower band is cross-cutting. */
.systems-figure { color: #fff; background: var(--navy); border-top: 3px solid var(--blue); padding: 25px; min-width: 0; }
.systems-heading .eyebrow { color: #bac9e2; font-size: .75rem; }
.systems-heading h2 { margin-top: 9px; font-size: 1.45rem; line-height: 1.3; letter-spacing: -.025em; }
.systems-flow { margin-top: 24px; }
.systems-sources { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 8px; }
.systems-sources > span { display: flex; align-items: center; justify-content: center; text-align: center; padding: 11px 5px; border: 1px solid #536b8c; font-size: .875rem; line-height: 1.4; }
.systems-connector { height: 25px; position: relative; }
.systems-connector::before, .systems-branch::before { content: ''; position: absolute; width: 1px; background: #99b7fb; top: 0; bottom: 0; left: 50%; }
.systems-connector::after { content: ''; position: absolute; width: 6px; height: 6px; border-right: 1px solid #99b7fb; border-bottom: 1px solid #99b7fb; transform: rotate(45deg); bottom: 2px; left: calc(50% - 2.5px); }
.systems-sources + .systems-connector { background: linear-gradient(#99b7fb,#99b7fb) center 11px / calc(66.666% + 5.333px) 1px no-repeat; }
.systems-sources + .systems-connector::before { top: 11px; }
.systems-sources > span { position: relative; }
.systems-sources > span::after { content: ''; position: absolute; width: 1px; height: 12px; background: #99b7fb; top: 100%; left: 50%; }
.systems-stage { padding: 13px 12px; border: 1px solid #6988b5; text-align: center; }
.systems-stage h3 { font-family: var(--font); font-size: 1rem; line-height: 1.4; font-weight: 650; letter-spacing: 0; }
.systems-stage p { margin-top: 4px; font-size: .875rem; line-height: 1.45; color: #c5d3e6; }
.systems-foundation { background: #163566; border-color: #89adf4; }
.systems-foundation p { color: #d6e3fa; }
.systems-branch { height: 27px; position: relative; background: linear-gradient(#99b7fb,#99b7fb) center 13px / calc(50% + 5px) 1px no-repeat; }
.systems-branch::before { bottom: 13px; }
.systems-outcomes { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; }
.systems-outcomes > span { position: relative; display: flex; align-items: center; justify-content: center; padding: 10px 7px; text-align: center; border: 1px solid #536b8c; font-size: .875rem; line-height: 1.4; }
.systems-outcomes > span::before { content: ''; position: absolute; width: 1px; height: 14px; background: #99b7fb; bottom: 100%; left: 50%; }
.systems-controls { padding: 13px 0 0 13px; margin-top: 22px; border-top: 1px solid #42536d; border-left: 3px solid #99b7fb; }
.systems-controls > span { color: #bac9e2; font-size: .75rem; letter-spacing: .08em; font-weight: 700; }
.systems-controls p { font-size: .875rem; margin-top: 3px; line-height: 1.5; }
.systems-figure figcaption { margin-top: 16px; color: #bac9e2; font-size: .8125rem; line-height: 1.55; }

/* Opening perspective */
.hero { padding-top: 68px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); align-items: center; gap: 64px; padding-bottom: 68px; }
.hero-copy > .eyebrow { margin-bottom: 25px; }
.hero h1 > span { color: var(--blue); }
.hero-description { max-width: 590px; margin-top: 27px; font-size: 1.22rem; line-height: 1.6; }
.hero-detail { max-width: 555px; margin-top: 17px; color: var(--muted); font-size: 1rem; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 22px 25px; margin-top: 32px; }
.hero-actions .text-link { font-size: 0.9rem; }
.proof-strip { display: grid; grid-template-columns: 1.1fr 1fr 1fr 1fr; align-items: center; gap: 20px; padding-block: 25px; border-top: 1px solid var(--line); }
.proof-strip p { font-size: .75rem; letter-spacing: .06em; font-weight: 700; color: var(--muted); }
.proof-strip > span { padding-left: 22px; border-left: 1px solid var(--line); font-size: 0.875rem; line-height: 1.5; font-weight: 550; }

/* Practice */
.section-heading { margin-bottom: 52px; }
.section-heading > .eyebrow { margin-bottom: 20px; }
.heading-row { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); align-items: end; gap: 70px; }
.heading-row > p { color: var(--muted); max-width: 460px; }
.dark-surface .heading-row > p { color: #bfccde; }
.practice-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 37px; }
.practice-grid article { border-top: 1px solid #42536d; padding-top: 23px; }
.practice-index { font-family: var(--display); font-size: .83rem; color: #99b7fb; }
.practice-grid h3 { margin: 22px 0 16px; }
.practice-grid p { color: #bfccde; font-size: 1rem; }
.practice-grid .practice-detail { color: #e2ebfa; font-size: 0.875rem; line-height: 1.8; margin-top: 24px; }
.practice-footnote { border-top: 1px solid #34455f; padding-top: 23px; margin-top: 45px; }
.practice-footnote p { max-width: 950px; color: #bfccde; font-size: 0.875rem; }

/* Engagements */
.offers-heading { font-size: 1.18rem; margin: 42px 0 22px; }
.offer-list { border-bottom: 1px solid var(--line); }
.offer { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.22fr) auto; align-items: start; gap: 40px; padding: 35px 22px; border-top: 1px solid var(--line); scroll-margin-top: 100px; }
.offer-featured { background: #f1f5fe; border-top-color: #b4c7fa; }
.offer-heading { display: flex; gap: 19px; }
.offer-number { flex: none; color: var(--muted); font-family: var(--display); font-size: .82rem; margin-top: 2px; }
.offer-heading .eyebrow { font-size: .75rem; letter-spacing: .08em; }
.offer-heading h3 { font-size: 1.42rem; margin-top: 12px; }
.offer-description { font-size: 1rem; color: var(--muted); }
.offer-output { margin-top: 16px; font-size: 1rem; color: var(--ink); }
.offer-output strong { font-weight: 700; }
.offer-action { display: flex; align-items: center; gap: 19px; min-height: 44px; font-size: 0.875rem; font-weight: 650; color: var(--blue-dark); text-decoration: none; }
.offer-action span { font-size: 1.3rem; }
details { margin-top: 20px; border-top: 1px solid #c7d3e5; }
summary { display: flex; justify-content: space-between; align-items: center; gap: 15px; padding: 16px 0 5px; color: var(--blue-dark); font-weight: 650; font-size: 0.875rem; cursor: pointer; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary > span { flex: none; font-size: 1.2rem; font-weight: 400; line-height: 1; }
details[open] > summary > span { transform: rotate(45deg); }
.detail-content { padding: 17px 0 7px; font-size: 1rem; }
.detail-content p + p { margin-top: 13px; }
.detail-content strong { color: var(--ink); }
.detail-content .text-link { margin-top: 20px; }
.engagement-boundary { max-width: 870px; font-size: 0.875rem; color: var(--muted); margin: 25px 0 0; }
.principal-band { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1.2fr); gap: 60px; margin-top: 0; padding: 34px 38px; background: var(--paper); border-left: 3px solid var(--blue); }
.principal-band .eyebrow { font-size: .75rem; }
.principal-band h3 { margin-top: 12px; }
.principal-band p:not(.eyebrow) { color: var(--muted); font-size: 1rem; }
.principal-band .text-link { margin-top: 18px; font-size: 0.89rem; }

/* Founder, professional evidence and independent work */
.experience { background: var(--paper); border-top: 1px solid var(--line); }
.founder-grid { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 78px; }
.founder-grid h2 { margin-top: 20px; font-size: clamp(2rem,3.05vw,2.85rem); }
.founder-signature { display: flex; align-items: center; gap: 17px; margin-top: 30px; }
.founder-monogram { display: flex; align-items: center; justify-content: center; width: 52px; height: 52px; flex: none; border: 1px solid #b1c4ef; border-radius: 50%; color: var(--blue); background: #e9effb; font-family: var(--display); font-size: 1.15rem; }
.founder-signature p { font-weight: 700; font-size: 1.05rem; }
.founder-signature div > span { font-size: 0.875rem; color: var(--muted); }
.founder-link { font-size: 0.875rem; margin-top: 21px; }
.founder-copy { padding-top: 36px; }
.founder-copy p { color: var(--muted); }
.founder-copy p + p { margin-top: 19px; }
.founder-copy .large-copy { color: var(--ink); font-size: 1.2rem; line-height: 1.6; }
.evidence-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 20px; margin: 65px 0 24px; }
.evidence-heading h3 { font-size: 1.18rem; }
.evidence-heading p { font-size: .83rem; color: var(--muted); }
.evidence-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 20px; }
.evidence-grid article { display: flex; flex-direction: column; padding: 28px; border: 1px solid var(--line); background: #fff; }
.evidence-type { font-size: .75rem; letter-spacing: .05em; font-weight: 700; color: var(--muted); }
.evidence-grid h3 { font-size: 1.3rem; margin: 20px 0 17px; }
.evidence-grid p { font-size: 1rem; color: var(--muted); }
.evidence-tags { display: block; font-size: 0.875rem; font-weight: 550; line-height: 1.8; margin-top: auto; padding-top: 25px; }
.lab-panel { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1.65fr); gap: 65px; padding-top: 35px; margin-top: 40px; border-top: 1px solid #c6cfdd; }
.lab-panel h3 { margin-top: 14px; font-size: 1.6rem; }
.lab-panel p:not(.eyebrow) { color: var(--muted); font-size: 1rem; }
.lab-panel .lab-status { margin-top: 17px; padding-left: 17px; border-left: 2px solid var(--blue); font-size: .83rem !important; }

/* Method */
.approach-grid { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 92px; }
.approach h2 { margin-top: 20px; }
.approach-intro { max-width: 480px; margin-top: 25px; color: #bfccde; }
.approach-outcomes { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 31px; }
.approach-outcomes span { border: 1px solid #495a74; padding: 7px 10px; font-size: .75rem; color: #d5e1f2; }
.decision-questions { margin: 0; padding: 0; list-style: none; }
.decision-questions li { display: flex; gap: 23px; padding: 23px 0; border-top: 1px solid #3d4e68; }
.decision-questions li:first-child { padding-top: 0; border-top: 0; }
.decision-questions li:last-child { padding-bottom: 0; }
.decision-questions li > span { color: #9cbbff; font-size: .78rem; margin-top: 5px; flex: none; }
.decision-questions h3 { font-size: 1.2rem; }
.decision-questions p { margin-top: 9px; color: #bfccde; font-size: 1rem; }

/* Contact and footer */
.contact { background: var(--blue); color: #fff; padding: 86px 0; }
.contact-grid { display: grid; grid-template-columns: minmax(0,.9fr) minmax(0,1.1fr); gap: 60px; align-items: start; }
.contact .eyebrow { color: #e2eaff; }
.contact h2 { margin: 20px 0 22px; }
.contact-grid > div > p:not(.eyebrow) { max-width: 530px; }
.contact-next { margin: 24px 0 0; padding: 0; list-style: none; counter-reset: contact; font-size: .9rem; }
.contact-next li { counter-increment: contact; display: flex; align-items: baseline; gap: 12px; margin-top: 8px; }
.contact-next li::before { content: '0' counter(contact); color: #d8e4ff; font-size: .75rem; }
.contact-action { border-left: 1px solid #7b9aeb; padding-left: 48px; }
.inquiry-context { font-weight: 650; margin-bottom: 15px; font-size: 1rem; }
.contact-action .button { width: 100%; justify-content: space-between; }
.email-handoff { margin-top: 13px; font-size: 0.875rem; color: #e6edff; }
.email-row { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.email-row > a { font-size: 0.875rem; overflow-wrap: anywhere; }
#copy-email { flex: none; display: flex; align-items: center; justify-content: center; width: 44px; height: 44px; padding: 0; background: transparent; color: white; border: 1px solid #92adf0; border-radius: 3px; }
#copy-email:hover { background: rgba(255,255,255,.12); }
.copy-status { min-height: 24px; font-size: 0.875rem; margin-top: 5px; }
.contact-help { font-size: 0.875rem; line-height: 1.7; color: #e6edff; margin-top: 12px; }
.footer { padding: 48px 0 23px; }
.footer-inner { display: grid; grid-template-columns: 1fr 1.3fr auto; align-items: center; gap: 40px; padding-bottom: 39px; }
.footer-inner > p { font-size: .9rem; }
.footer-inner > p > span { font-size: .8rem; color: #aebed5; }
.footer-links { display: flex; gap: 25px; font-size: 0.875rem; }
.footer-links a { text-decoration: none; }
.footer-links a:hover { text-decoration: underline; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding-top: 23px; border-top: 1px solid #34445d; color: #aebed5; font-size: .75rem; }
.footer-bottom a { text-decoration: none; }

/* Recruiter access and established delivery experience */
.hero-fit { max-width: 590px; margin-top: 20px; padding-left: 16px; border-left: 3px solid var(--blue); font-size: 1rem; line-height: 1.6; }
.experience-highlights { padding: 64px 0; background: var(--paper); border-top: 1px solid var(--line); }
.experience-highlights .section-heading { margin-bottom: 32px; }
.experience-highlights h2 { font-size: clamp(1.85rem,2.6vw,2.65rem); }
.experience-highlights .evidence-grid article { padding: 25px; }
.experience-highlights .evidence-grid h3 { font-size: 1.25rem; }
.principal-links { display: flex; flex-wrap: wrap; gap: 0 25px; }
.core-engagements { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 32px; margin: 32px 0; }
.core-engagements article { border-top: 2px solid var(--blue); padding-top: 23px; }
.core-engagements h3 { margin: 12px 0 16px; }
.core-engagements p:not(.eyebrow) { font-size: 1rem; color: var(--muted); }
.core-engagements .engagement-work { margin-top: 15px; }
.core-engagements .text-link { min-height: 44px; margin-top: 20px; font-size: .9375rem; }
.specialist-offers { margin-top: 40px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.specialist-offers > summary { padding: 22px 0; font-family: var(--display); font-size: 1.25rem; }
.specialist-offers .offer-list { border-bottom: 0; }
.contact-preference { margin-top: 20px; font-size: 1rem; }
.contact-route { scroll-margin-top: 110px; }
.contact-route + .contact-route { margin-top: 30px; padding-top: 30px; border-top: 1px solid #92adf0; }
.contact-route h3 { font-size: 1.3rem; margin-bottom: 12px; }
.contact-route > p:not(.email-handoff):not(.contact-help):not(.inquiry-context) { font-size: 1rem; line-height: 1.6; }
.contact-route .button { margin-top: 18px; text-align: left; }
.contact-route .inquiry-context { margin-top: 18px; margin-bottom: 0; font-size: .875rem; color: #e6edff; }
.contact-profile-links { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 24px; margin-top: 10px; }
.contact-profile-links > a { display: inline-flex; gap: 8px; align-items: center; min-height: 44px; font-size: .9375rem; }
.contact .email-row { margin-top: 28px; }
.footer-bottom a { font-size: .875rem; }

@media (min-width: 1600px) {
  .hero-grid { padding-bottom: 80px; }
  .hero { padding-top: 80px; }
}
@media (max-width: 1100px) {
  .container { width: calc(100% - 64px); }
  .hero-grid { gap: 38px; grid-template-columns: minmax(0,1.5fr) minmax(0,1fr); }
  #main-nav { gap: 21px; }
  .heading-row, .founder-grid, .approach-grid { gap: 45px; }
  .offer { gap: 25px; padding-inline: 15px; grid-template-columns: minmax(0,1fr) minmax(0,1.1fr); }
  .offer-action { grid-column: 1; grid-row: 2; margin-top: -9px; padding-left: 34px; }
  .offer-description { grid-column: 2; grid-row: 1 / span 2; }
  .evidence-grid article { padding: 23px; }
  .contact-grid { gap: 50px; }
  .contact-action { padding-left: 30px; }
  .proof-strip { gap: 15px; }
  .proof-strip > span { padding-left: 15px; }
}
@media (max-width: 900px) {
  .header-inner { min-height: 78px; flex-wrap: wrap; gap: 0; }
  .js .menu-toggle { display: flex; align-items: center; gap: 13px; min-height: 44px; color: var(--ink); background: transparent; padding: 8px 10px; border: 1px solid var(--line); border-radius: 3px; font-size: 0.875rem; }
  #main-nav { flex-basis: 100%; flex-wrap: wrap; gap: 12px 24px; padding: 0 0 18px; }
  #main-nav > a { padding-block: 10px; }
  .js #main-nav { display: none; }
  .js #main-nav.is-open { display: flex; }
  .hero { padding-top: 48px; }
  .hero-grid { grid-template-columns: minmax(0,1fr); gap: 36px; align-items: start; }
  .hero-copy { max-width: 650px; }
  .systems-figure { width: 100%; max-width: 600px; }
  .hero h1 { font-size: clamp(2.15rem,4.55vw,3rem); }
  .hero-description { font-size: 1.1rem; }
  .section { padding-block: 80px; }
  .proof-strip { grid-template-columns: 1fr 1fr; gap: 20px; }
  .proof-strip p { font-size: .75rem; }
  .proof-strip > span:nth-of-type(2) { border-left: 0; padding-left: 0; }
  .practice-grid { gap: 25px; }
  .practice-grid h3 { font-size: 1.25rem; }
  .practice-grid p { font-size: 1rem; }
  .principal-band { gap: 30px; padding: 30px; }
  .evidence-grid { gap: 13px; }
  .evidence-grid article { padding: 20px; }
  .evidence-grid h3 { font-size: 1.16rem; }
  .evidence-grid p { font-size: 1rem; }
  .lab-panel { gap: 35px; }
  .contact-grid { gap: 35px; }
  .footer-inner { gap: 25px; grid-template-columns: 1fr 1.2fr; }
  .footer-links { grid-column: 1 / -1; }
}
@media (max-width: 720px) {
  .core-engagements { grid-template-columns: minmax(0,1fr); gap: 28px; }
  .experience-highlights { padding-block: 48px; }
  .contact-action .button { max-width: 100%; }
  html { scroll-padding-top: 92px; }
  .container { width: calc(100% - 40px); }
  .section { padding-block: 64px; }
  .hero-grid { grid-template-columns: minmax(0,1fr); gap: 38px; padding-bottom: 38px; }
  .hero { padding-top: 38px; }
  .hero-copy > .eyebrow { margin-bottom: 20px; font-size: .75rem; }
  .hero h1 { font-size: clamp(2.15rem,7.6vw,3.5rem); }
  .hero-description { margin-top: 23px; font-size: 1.13rem; }
  .hero-detail { font-size: 1rem; }
  .hero-actions { gap: 20px; }
  .proof-strip { padding-block: 22px; gap: 17px; }
  .proof-strip > span { font-size: 0.875rem; }
  .proof-strip p { font-size: .75rem; }
  .heading-row, .founder-grid, .principal-band, .lab-panel, .approach-grid, .contact-grid { grid-template-columns: minmax(0,1fr); gap: 26px; }
  .heading-row { gap: 22px; }
  .heading-row > p { max-width: 100%; }
  .section-heading { margin-bottom: 34px; }
  .practice-grid { grid-template-columns: minmax(0,1fr); gap: 29px; }
  .practice-grid article { display: grid; grid-template-columns: 27px minmax(0,1fr); gap: 0 13px; padding-top: 22px; }
  .practice-index { grid-column: 1; grid-row: 1; padding-top: 5px; }
  .practice-grid h3 { grid-column: 2; margin: 0 0 13px; font-size: 1.4rem; }
  .practice-grid p { grid-column: 2; font-size: 1rem; }
  .practice-grid .practice-detail { margin-top: 15px; }
  .practice-footnote { margin-top: 30px; }
  .offer { display: flex; flex-direction: column; gap: 23px; padding: 28px 20px; }
  .offer-heading { gap: 14px; }
  .offer-heading h3 { font-size: 1.5rem; }
  .offer-heading .eyebrow { font-size: .75rem; }
  .offer-description { font-size: 1rem; }
  .offer-action { padding-left: 0; margin: 0; align-self: flex-start; min-height: 44px; }
  .principal-band { padding: 27px; margin-top: 0; }
  .principal-band h3 { font-size: 1.45rem; }
  .founder-copy { padding-top: 0; }
  .founder-grid { gap: 30px; }
  .founder-grid h2 { font-size: 2.15rem; }
  .evidence-heading { flex-direction: column; gap: 8px; margin-top: 45px; }
  .evidence-grid { grid-template-columns: minmax(0,1fr); gap: 16px; }
  .evidence-grid article { padding: 25px; }
  .evidence-grid h3 { font-size: 1.35rem; margin-top: 14px; }
  .evidence-grid h3 br { display: none; }
  .evidence-grid p { font-size: 1rem; }
  .evidence-tags { padding-top: 19px; }
  .lab-panel { margin-top: 33px; padding-top: 29px; gap: 20px; }
  .approach-grid { gap: 40px; }
  .approach-intro { max-width: 100%; }
  .contact { padding-block: 62px; }
  .contact-grid { gap: 34px; }
  .contact-action { border-left: 0; border-top: 1px solid #7b9aeb; padding: 30px 0 0; }
  .contact-action .button { max-width: 100%; }
  .contact-help { max-width: 490px; }
  .footer-inner { grid-template-columns: minmax(0,1fr); gap: 24px; padding-bottom: 30px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 14px; }
}
@media (max-width: 400px) {
  .container { width: calc(100% - 32px); }
  .wordmark img { width: 200px; }
  .js .menu-toggle { padding-inline: 8px; }
  #main-nav.is-open { flex-direction: column; align-items: stretch; gap: 0; }
  #main-nav .nav-cta { margin-top: 10px; justify-content: space-between; }
  .hero h1 { font-size: 2.02rem; }
  .systems-figure { padding: 20px 16px; }
  .systems-sources { grid-template-columns: minmax(0,1fr); gap: 0; border: 1px solid #536b8c; }
  .systems-sources > span { display: block; border: 0; padding: 8px; }
  .systems-sources > span + span { border-top: 1px solid #34455f; }
  .systems-sources br { display: none; }
  .systems-sources > span::after { display: none; }
  .systems-sources + .systems-connector { background: none; }
  .systems-sources + .systems-connector::before { top: 0; }
  .proof-strip { grid-template-columns: minmax(0,1fr); gap: 12px; }
  .proof-strip > span { padding-left: 0; border: 0; }
  h2, .founder-grid h2 { font-size: 1.85rem; }
  .offer { padding-inline: 16px; }
  .offer-heading h3 { font-size: 1.25rem; }
  .principal-band { padding-inline: 21px; }
  .eyebrow { font-size: .75rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}