:root {
  --ink: #20373e;
  --sand: #fbfaf6;
  --surface: #e7f1f1;
  --brass: #52b8bf;
  --olive: #697a70;
  --clay: #e8755f;
  --muted: #60747a;
  --divider: #cbdfe0;
  --display: "Playfair Display", Georgia, serif;
  --body: "Manrope", Arial, sans-serif;
  --content: min(1180px, calc(100vw - 8rem));
  --ease: 180ms ease;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--sand); color: var(--ink); font-family: var(--body); font-size: 16px; line-height: 1.6; }
a { color: inherit; }
button { font: inherit; }
strong { font-weight: 700; }

.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 20; padding: .65rem 1rem; background: var(--ink); color: var(--sand); text-decoration: none; }
.skip-link:focus { top: 1rem; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

.site-header { position: absolute; z-index: 10; top: 0; left: 0; width: 100%; display: flex; align-items: center; justify-content: space-between; padding: 1.9rem 4rem; }
.brand { display: inline-flex; align-items: center; gap: .72rem; text-decoration: none; color: var(--ink); }
.brand-logo { display: block; width: 146px; height: auto; max-height: 76px; object-fit: contain; object-position: left center; }
.brand-mark { position: relative; width: 22px; height: 24px; display: inline-block; border: 1px solid var(--ink); }
.brand-mark i { position: absolute; left: 4px; top: 4px; width: 1px; height: 18px; background: var(--ink); transform: rotate(-26deg); transform-origin: top; }
.brand-mark b { position: absolute; right: -5px; bottom: -1px; width: 12px; height: 1px; background: var(--brass); }
.brand-name { font-size: .85rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }
.brand-name em { font-family: var(--display); font-size: 1.2em; font-style: italic; font-weight: 500; letter-spacing: 0; text-transform: none; }
.site-header nav { display: flex; align-items: center; gap: 1.9rem; font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.site-header nav a { text-decoration: none; border-bottom: 1px solid transparent; transition: border-color var(--ease); }
.site-header nav a:hover, .site-header nav a:focus-visible { border-color: var(--brass); }
.site-header .nav-cta { border: 1px solid var(--ink); padding: .55rem .85rem; }
.nav-toggle { display: none; border: 0; background: transparent; padding: .5rem; }
.nav-toggle span:not(.sr-only) { display: block; width: 22px; height: 1px; margin: 5px 0; background: var(--ink); }

.section-shell { width: var(--content); margin: 0 auto; }
.hero { position: relative; min-height: min(900px, 100svh); display: grid; grid-template-columns: minmax(0, 1fr) 270px; align-items: center; column-gap: 2rem; padding: 8rem 0 6rem; }
.hero::after { content: ""; position: absolute; right: 4.2rem; top: 18%; width: 1px; height: 42%; background: var(--brass); opacity: .7; }
.hero-copy { max-width: 820px; }
.eyebrow { display: flex; align-items: center; gap: .65rem; margin: 0 0 1.45rem; color: var(--muted); font-size: .73rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
.eyebrow span { display: inline-block; width: 24px; height: 1px; background: var(--brass); }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { letter-spacing: -.035em; }
h1 { max-width: 820px; margin-bottom: 1.65rem; font-family: var(--display); font-size: clamp(4rem, 7.2vw, 7.55rem); font-weight: 600; line-height: .94; }
h1 span { display: block; }
h1 em, h2 em { color: var(--clay); font-weight: 500; }
.hero-intro { max-width: 640px; margin-bottom: 2rem; color: var(--muted); font-size: 1.12rem; line-height: 1.72; }
.button { display: inline-flex; align-items: center; gap: .9rem; border: 1px solid var(--ink); padding: .85rem 1.05rem; font-size: .74rem; font-weight: 700; letter-spacing: .08em; text-decoration: none; text-transform: uppercase; cursor: pointer; transition: background var(--ease), color var(--ease), transform var(--ease); }
.button:hover, .button:focus-visible { transform: translateY(-2px); }
.button-primary { background: var(--ink); color: var(--sand); }
.button-primary:hover, .button-primary:focus-visible { background: var(--clay); border-color: var(--clay); }
.button span { color: var(--brass); font-size: 1.1rem; }
.hero-margin { align-self: center; border-left: 1px solid var(--divider); padding: 1.2rem 0 1.2rem 1.25rem; max-width: 200px; }
.margin-number { margin-bottom: .25rem; font-family: var(--display); font-size: 4.3rem; line-height: .86; }
.margin-number span { color: var(--brass); }
.hero-margin p:not(.margin-number) { color: var(--muted); font-size: .76rem; line-height: 1.55; }
.hero-lines { display: flex; gap: 4px; margin-top: 1rem; }
.hero-lines span { display: block; width: 30px; height: 1px; background: var(--ink); }
.hero-lines span:nth-child(2) { width: 18px; background: var(--brass); }
.hero-lines span:nth-child(3) { width: 8px; background: var(--olive); }
.hero-footnote { position: absolute; bottom: 2.7rem; left: 0; right: 0; display: flex; justify-content: space-between; border-top: 1px solid var(--divider); padding-top: .7rem; color: var(--muted); font-size: .7rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }

.signal-band { display: flex; justify-content: center; align-items: center; gap: 1.8rem; padding: 1.15rem 1rem; background: var(--ink); color: var(--sand); font-size: .7rem; font-weight: 700; letter-spacing: .13em; text-align: center; text-transform: uppercase; }
.signal-band span { color: var(--brass); }

.thesis { display: grid; grid-template-columns: 24% minmax(0, 1fr); gap: 2rem; padding-top: clamp(6rem, 10vw, 10rem); padding-bottom: clamp(6rem, 10vw, 10rem); }
.section-index { display: flex; gap: .75rem; align-items: baseline; color: var(--brass); font-family: var(--display); font-size: 1.1rem; }
.section-index span { color: var(--muted); font-family: var(--body); font-size: .7rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.thesis-copy { max-width: 770px; }
h2 { margin-bottom: 1.5rem; font-family: var(--display); font-size: clamp(2.8rem, 5vw, 5.2rem); font-weight: 600; line-height: 1.02; }
.large-copy { margin-bottom: 1.6rem; color: var(--ink); font-family: var(--display); font-size: clamp(1.5rem, 2.4vw, 2.2rem); line-height: 1.25; }
.thesis-copy > p:last-child { max-width: 610px; color: var(--muted); }

.practice { padding: 2rem 0 8rem; }
.practice-header { display: grid; grid-template-columns: 24% minmax(0, 1fr); gap: 2rem; margin-bottom: 3rem; }
.practice-header h2 { margin-bottom: 0; }
.practice-grid { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.practice-card { min-height: 430px; padding: 2rem clamp(1.4rem, 3.5vw, 4rem); }
.practice-card + .practice-card { border-left: 1px solid var(--ink); }
.practice-card.for-profit { background: var(--surface); }
.practice-card.impact { background: var(--olive); color: var(--sand); }
.card-kicker { margin-bottom: 3.4rem; font-size: .7rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.practice-card h3 { max-width: 430px; margin-bottom: 1rem; font-family: var(--display); font-size: clamp(2rem, 3.2vw, 3.2rem); font-weight: 600; line-height: 1.05; }
.practice-card > p:not(.card-kicker) { max-width: 420px; color: var(--muted); }
.impact > p:not(.card-kicker) { color: #ecede8; }
.practice-card ul { margin: 1.65rem 0 0; padding: 0; list-style: none; font-size: .83rem; line-height: 1.8; }
.practice-card li { border-top: 1px solid rgba(19, 26, 32, .2); padding: .55rem 0; }
.impact li { border-color: rgba(247, 245, 240, .35); }

.offer { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(2rem, 7vw, 8rem); padding: 8rem 0; }
.offer-sticky { align-self: start; position: sticky; top: 2rem; }
.offer-sticky h2 { margin-top: 4rem; font-size: clamp(3rem, 4.5vw, 4.8rem); }
.offer-sticky p:last-child { max-width: 350px; color: var(--muted); }
.capability-list { border-top: 1px solid var(--divider); }
.capability-list article { display: grid; grid-template-columns: 52px 1fr; gap: 1.1rem; border-bottom: 1px solid var(--divider); padding: 1.45rem 0; }
.capability-list > article:nth-child(3n+1) span { color: var(--brass); }
.capability-list > article:nth-child(3n+2) span { color: var(--olive); }
.capability-list > article:nth-child(3n) span { color: var(--clay); }
.capability-list span { padding-top: .18rem; font-family: var(--display); font-size: 1.35rem; }
.capability-list h3 { margin-bottom: .25rem; font-size: 1.12rem; font-weight: 700; letter-spacing: -.02em; }
.capability-list p { margin-bottom: 0; color: var(--muted); font-size: .88rem; }

.method { padding: 7rem 0; border-top: 1px solid var(--divider); }
.method-heading { display: grid; grid-template-columns: 24% minmax(0, 1fr); gap: 2rem; }
.method-heading h2 { max-width: 750px; }
.method-track { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; margin: 4rem 0 0; padding: 1.4rem 0 0; list-style: none; }
.method-track::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 1px; background: var(--ink); }
.method-track li { position: relative; padding-top: 1.1rem; }
.method-track li::before { content: ""; position: absolute; top: -4px; left: 0; width: 8px; height: 8px; background: var(--brass); }
.method-track li:nth-child(2)::before { background: var(--olive); }
.method-track li:nth-child(3)::before { background: var(--clay); }
.method-track li:nth-child(4)::before { background: var(--ink); }
.method-track span { color: var(--muted); font-size: .72rem; font-weight: 700; letter-spacing: .1em; }
.method-track h3 { margin: .55rem 0; font-family: var(--display); font-size: 1.8rem; font-weight: 600; }
.method-track p { color: var(--muted); font-size: .83rem; }

.experience { padding: 7.5rem 0; background: var(--ink); color: var(--sand); width: 100%; padding-left: max(4rem, calc((100vw - min(1180px, calc(100vw - 8rem))) / 2)); padding-right: max(4rem, calc((100vw - min(1180px, calc(100vw - 8rem))) / 2)); }
.experience-lead { max-width: 860px; }
.section-index.light { color: var(--brass); }
.section-index.light span, .eyebrow.light { color: #c9c9c5; }
.eyebrow.light span { background: var(--brass); }
.experience h2 { margin-top: 2.6rem; margin-bottom: 1.8rem; font-size: clamp(3rem, 5.4vw, 5.8rem); }
.experience h2 em { color: var(--brass); }
.experience-lead > p:last-child { max-width: 650px; color: #d7d7d2; }
.experience-grid { display: grid; grid-template-columns: repeat(2, 1fr); margin-top: 4.4rem; border-top: 1px solid #53595e; }
.experience-grid article { padding: 1.3rem 1.2rem 1.7rem 0; border-bottom: 1px solid #53595e; }
.experience-grid article:nth-child(odd) { border-right: 1px solid #53595e; padding-right: 1.6rem; }
.experience-grid article:nth-child(even) { padding-left: 1.6rem; }
.experience-grid p { margin-bottom: .65rem; color: var(--brass); font-size: .68rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.experience-grid h3 { margin-bottom: 0; font-family: var(--display); font-size: clamp(1.25rem, 2vw, 1.85rem); font-weight: 500; line-height: 1.2; }
.experience-note { margin: 1.15rem 0 0; color: #a9adae; font-size: .73rem; }

.engage { padding: 8rem 0; }
.engage-heading { max-width: 770px; }
.engage-heading h2 { margin-bottom: 3.7rem; }
.engagements { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.engagements article { min-height: 260px; padding: 1.6rem 1.5rem 1.5rem 0; }
.engagements article + article { border-left: 1px solid var(--divider); padding-left: 1.5rem; }
.engagements span { color: var(--brass); font-family: var(--display); font-size: 1.3rem; }
.engagements article:nth-child(2) span { color: var(--olive); }
.engagements article:nth-child(3) span { color: var(--clay); }
.engagements h3 { margin: 2.8rem 0 .7rem; font-family: var(--display); font-size: 2rem; font-weight: 600; }
.engagements p { max-width: 280px; color: var(--muted); font-size: .88rem; }

.connect { position: relative; padding: 8rem 0 2rem; }
.connect-rule { width: 100%; height: 1px; margin-bottom: 4.4rem; background: var(--brass); }
.connect h2 { max-width: 880px; margin-bottom: 1.5rem; font-size: clamp(3.4rem, 6.5vw, 7rem); }
.connect h2 em { color: var(--olive); }
.connect > p:not(.eyebrow) { max-width: 590px; margin-bottom: 2rem; color: var(--muted); font-size: 1.07rem; }
.contact-links { display: flex; flex-wrap: wrap; gap: 1.3rem; margin-top: 1.65rem; color: var(--muted); font-size: .86rem; }
.contact-links a { text-decoration: none; border-bottom: 1px solid var(--divider); }
.contact-links a:hover, .contact-links a:focus-visible { color: var(--ink); border-color: var(--brass); }
.button-dark { background: transparent; color: var(--ink); }
.button-dark:hover, .button-dark:focus-visible { background: var(--ink); color: var(--sand); }
.connect-meta { display: flex; justify-content: space-between; margin-top: 7.5rem; border-top: 1px solid var(--divider); padding-top: .75rem; color: var(--muted); font-size: .7rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }

.site-footer { display: grid; grid-template-columns: 1fr 1fr auto; align-items: center; gap: 2rem; margin-top: 2rem; padding: 2.3rem 4rem; background: var(--surface); color: var(--muted); font-size: .75rem; }
.site-footer p { margin: 0; }
.site-footer p:last-child { text-align: right; }

.contact-dialog { width: min(620px, calc(100vw - 2rem)); border: 1px solid var(--ink); padding: clamp(2rem, 6vw, 4rem); background: var(--sand); color: var(--ink); box-shadow: 18px 18px 0 var(--brass); }
.contact-dialog::backdrop { background: rgba(19, 26, 32, .72); }
.dialog-close { position: absolute; top: .7rem; right: .8rem; border: 0; background: transparent; color: var(--ink); font-size: 2rem; cursor: pointer; }
.contact-dialog h2 { font-size: clamp(2.4rem, 5vw, 4rem); }
.contact-dialog ol { margin: 1.5rem 0; padding-left: 1.25rem; }
.contact-dialog li { padding: .35rem 0; }
.dialog-note { border-top: 1px solid var(--divider); padding-top: 1rem; color: var(--muted); font-size: .82rem; }

@media (max-width: 900px) {
  :root { --content: min(100% - 3rem, 1180px); }
  .site-header { padding: 1.35rem 1.5rem; }
  .nav-toggle { display: block; z-index: 2; }
  .site-header nav { position: absolute; top: 0; right: 0; display: none; width: min(360px, 100vw); min-height: 100svh; padding: 6rem 2rem 2rem; background: var(--surface); flex-direction: column; align-items: flex-start; gap: 1.4rem; font-size: .85rem; }
  .site-header nav.is-open { display: flex; }
  .site-header .nav-cta { margin-top: .5rem; }
  .hero { min-height: 760px; grid-template-columns: 1fr; padding-top: 9rem; }
  .hero::after { right: 1rem; top: 21%; height: 33%; }
  .hero-margin { position: absolute; right: 1.3rem; bottom: 7.1rem; max-width: 155px; }
  .margin-number { font-size: 3.25rem; }
  .hero-intro { max-width: 620px; padding-right: 2rem; }
  .practice-header, .thesis, .method-heading { grid-template-columns: 1fr; gap: 1.4rem; }
  .practice-header h2 { max-width: 650px; }
  .offer { grid-template-columns: 1fr; }
  .offer-sticky { position: static; }
  .offer-sticky h2 { margin-top: 2rem; }
  .method-track { grid-template-columns: repeat(2, 1fr); row-gap: 2rem; }
  .experience { padding-left: 1.5rem; padding-right: 1.5rem; }
  .site-footer { padding: 2rem 1.5rem; grid-template-columns: 1fr 1fr; }
  .site-footer p:last-child { text-align: left; }
}

@media (max-width: 640px) {
  :root { --content: min(100% - 2.4rem, 1180px); }
  .signal-band { gap: .55rem; flex-wrap: wrap; padding: .9rem 1rem; font-size: .6rem; }
  .signal-band span { display: none; }
  .hero { min-height: 820px; padding-bottom: 5.5rem; }
  h1 { font-size: clamp(3.35rem, 17vw, 5rem); }
  .hero-intro { padding-right: 0; font-size: 1rem; }
  .hero-margin { bottom: 5.5rem; right: 0; transform: scale(.86); transform-origin: right bottom; }
  .hero-footnote { bottom: 1.5rem; }
  .practice { padding-bottom: 5.5rem; }
  .practice-grid, .engagements { grid-template-columns: 1fr; }
  .practice-card { min-height: auto; padding: 1.75rem 1.35rem 2rem; }
  .practice-card + .practice-card { border-left: 0; border-top: 1px solid var(--ink); }
  .card-kicker { margin-bottom: 2.4rem; }
  .method { padding: 5.5rem 0; }
  .method-track { grid-template-columns: 1fr; gap: 1rem; margin-top: 2.5rem; }
  .method-track li { border-bottom: 1px solid var(--divider); padding-bottom: 1rem; }
  .method-track li:last-child { border-bottom: 0; }
  .experience { padding-top: 5.5rem; padding-bottom: 5.5rem; }
  .experience-grid { grid-template-columns: 1fr; margin-top: 2.7rem; }
  .experience-grid article:nth-child(odd), .experience-grid article:nth-child(even) { border-right: 0; padding-left: 0; padding-right: 0; }
  .engage { padding: 5.5rem 0; }
  .engagements article, .engagements article + article { min-height: auto; padding: 1.4rem 0; border-left: 0; border-top: 1px solid var(--divider); }
  .engagements article:first-child { border-top: 0; }
  .engagements h3 { margin-top: 1rem; }
  .connect { padding-top: 5.5rem; }
  .connect-meta { margin-top: 4rem; flex-direction: column; gap: .4rem; }
  .site-footer { grid-template-columns: 1fr; gap: 1rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}