:root {
  --navy: #0d2433;
  --navy-2: #17384b;
  --ink: #17222a;
  --muted: #5f6a71;
  --paper: #f7f5ef;
  --white: #ffffff;
  --gold: #b99a57;
  --line: #dfddd5;
  --max: 1180px;
  --serif: Georgia, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
img { max-width: 100%; display: block; }
.shell { width: min(calc(100% - 42px), var(--max)); margin-inline: auto; }

.skip-link {
  position: fixed; left: 12px; top: -80px; z-index: 9999;
  background: #fff; color: #000; padding: 10px 14px;
}
.skip-link:focus { top: 12px; }

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(247,245,239,.94);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(23,34,42,.08);
}
.header-inner {
  min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.brand {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--serif); font-size: 1.16rem; text-decoration: none; letter-spacing: .01em;
}
.brand-mark {
  width: 38px; height: 38px; object-fit: contain; border-radius: 50%;
  background: white; padding: 2px;
}
.nav { display: flex; gap: 28px; align-items: center; }
.nav a {
  text-decoration: none; font-size: .86rem; color: #344048;
}
.nav a:hover { color: #000; }
.menu-button { display: none; }

.hero {
  color: white;
  background:
    radial-gradient(circle at 72% 26%, rgba(191,145,87,.16), transparent 24%),
    linear-gradient(120deg, #091d2a 0%, #102d3f 55%, #314c5b 100%);
  overflow: hidden;
}
.hero-grid {
  min-height: 720px;
  display: grid;
  grid-template-columns: 1fr .95fr;
  align-items: center;
  gap: 58px;
}
.eyebrow {
  font-size: .72rem; letter-spacing: .18em; text-transform: uppercase;
  font-weight: 700; margin: 0 0 18px;
}
.eyebrow.dark { color: #4c555b; }
.hero h1, .section h2, .footer h2 {
  font-family: var(--serif); font-weight: 400; line-height: 1.02;
}
.hero h1 { font-size: clamp(3.1rem, 7vw, 6.2rem); margin: 0 0 16px; letter-spacing: -.04em; }
.hero-role { font-family: var(--serif); font-size: clamp(1.25rem, 2.2vw, 1.85rem); margin: 0; color: #f5f1e8; }
.rule { width: 82px; height: 2px; background: var(--gold); margin: 28px 0; }
.hero-intro { max-width: 650px; color: #dce4e8; font-size: 1rem; }
.hero-actions { display: flex; align-items: center; gap: 24px; margin-top: 30px; }

.button {
  display: inline-flex; min-height: 46px; align-items: center; justify-content: center;
  padding: 0 18px; text-decoration: none; text-transform: uppercase; letter-spacing: .09em;
  font-weight: 700; font-size: .72rem; border: 1px solid transparent;
}
.button-primary { background: var(--gold); color: #10202a; }
.button-outline { border-color: #a59f92; background: transparent; }
.text-link { font-weight: 650; text-decoration-thickness: 1px; text-underline-offset: 4px; }
.text-link.light { color: #e9eff2; }

.hero-art {
  position: relative;
  display: grid;
  justify-items: center;
}
.portrait-wrap {
  width: min(470px, 100%);
  aspect-ratio: 1 / 1;
  border-radius: 28px;
  overflow: hidden;
  box-shadow: 0 28px 70px rgba(3, 12, 18, .35);
  border: 1px solid rgba(255,255,255,.18);
  background: rgba(255,255,255,.08);
}
.portrait {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-logo-overlay {
  position: absolute;
  right: -8px;
  bottom: -18px;
  width: 120px;
  opacity: .13;
  filter: invert(1) grayscale(1) contrast(1.1);
}

.section { padding: 110px 0; border-bottom: 1px solid var(--line); background: #fff; }
.section:nth-of-type(even) { background: var(--paper); }
.section h2 { font-size: clamp(2.5rem, 5vw, 4.4rem); letter-spacing: -.035em; margin: 0 0 24px; }
.section p { color: var(--muted); }
.section-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 70px; align-items: start; }
.section-copy p { max-width: 560px; }
.section-copy .button { margin-top: 18px; }

.book-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 28px; }
.book h3 { font-family: var(--serif); font-weight: 400; font-size: 1.25rem; margin: 18px 0 3px; }
.book p { font-size: .8rem; margin: 0; }
.book-image-wrap {
  aspect-ratio: 2 / 3;
  overflow: hidden;
  background: #f3f3f3;
  box-shadow: 0 18px 34px rgba(29,38,44,.15);
}
.book-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.work-section { background: #fff !important; }
.wide-heading { max-width: 850px; }
.section-lede { max-width: 800px; font-size: 1.04rem; }
.logo-grid {
  margin-top: 54px; display: grid; grid-template-columns: repeat(5,1fr);
  gap: 16px;
}
.logo-grid span {
  min-height: 94px; display: grid; place-items: center; text-align: center;
  background: #faf9f5; border: 1px solid #e3e0d8; font-weight: 750;
  color: #26323a; padding: 16px; letter-spacing: -.01em;
}

.research-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 80px; align-items: center; }
.research-grid > div:first-child p { max-width: 580px; }
.research-panel {
  display: grid; grid-template-columns: repeat(2,1fr); gap: 14px;
}
.topic {
  min-height: 112px; padding: 22px; display: flex; align-items: flex-end;
  background: #fff; border: 1px solid var(--line); font-family: var(--serif);
  font-size: 1.22rem;
}

.speaking-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; align-items: center; }
.engagements { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.engagements span {
  padding: 18px 0; border-bottom: 1px solid #cfcabf; font-weight: 700;
}

.about-section { background: #fff !important; }
.about-grid { display: grid; grid-template-columns: 1fr .85fr; gap: 100px; }
.about-grid h2 { max-width: 700px; }
.about-copy p:first-child { margin-top: 0; }
.about-copy .text-link { display: inline-block; margin-top: 14px; }

.footer {
  background: var(--navy); color: white; padding: 80px 0 26px;
}
.footer-grid { display: grid; grid-template-columns: 1fr .7fr; gap: 70px; }
.footer h2 { font-size: clamp(2.6rem, 5vw, 4.7rem); margin: 0 0 10px; }
.footer p { color: #c8d4da; max-width: 650px; }
.contact-links { display: grid; align-content: start; gap: 0; }
.contact-links a {
  padding: 16px 0; border-bottom: 1px solid rgba(255,255,255,.18);
  text-decoration: none; font-weight: 650;
}
.footer-bottom {
  display: flex; justify-content: space-between; gap: 20px;
  margin-top: 72px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.12);
  font-size: .75rem; color: #91a4af; align-items: center;
}
.footer-signoff {
  display: inline-flex; align-items: center; gap: 10px;
}
.footer-mark {
  width: 30px; height: 30px; object-fit: contain; filter: invert(1) grayscale(1);
  opacity: .8;
}

@media (max-width: 980px) {
  .hero-grid, .section-grid, .research-grid, .speaking-grid, .about-grid, .footer-grid {
    grid-template-columns: 1fr;
  }
  .hero-grid { min-height: auto; padding: 110px 0 70px; }
  .hero-art { max-width: 480px; margin: 0 auto; }
  .logo-grid { grid-template-columns: repeat(2,1fr); }
  .nav {
    display: none; position: absolute; left: 0; right: 0; top: 76px;
    background: var(--paper); padding: 18px 22px 26px; border-bottom: 1px solid var(--line);
    flex-direction: column; align-items: flex-start; gap: 14px;
  }
  .nav.open { display: flex; }
  .menu-button {
    display: inline-block; border: 1px solid #bbb5aa; background: transparent;
    padding: 8px 12px; font: inherit; font-size: .82rem;
  }
}

@media (max-width: 650px) {
  .shell { width: min(calc(100% - 28px), var(--max)); }
  .section { padding: 78px 0; }
  .hero h1 { font-size: clamp(3rem, 15vw, 4.6rem); }
  .book-grid { grid-template-columns: 1fr; }
  .book { max-width: 360px; }
  .research-panel, .engagements { grid-template-columns: 1fr; }
  .logo-grid { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .brand span { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}