:root {
  --ink: #172329;
  --muted: #53646b;
  --paper: #f7f8fb;
  --surface: #ffffff;
  --line: #dce3ee;
  --navy: #061128;
  --navy-2: #0b1f49;
  --blue: #1683ff;
  --sky: #56b7ff;
  --teal: #30c5d2;
  --soft: #eef4fb;
  --max: 1160px;
  --radius: 18px;
  --shadow: 0 24px 70px rgba(7, 21, 51, .14);
}

* { box-sizing: border-box; }
html { overflow-x: clip; scroll-behavior: smooth; scroll-padding-top: 96px; }
body { margin: 0; overflow-x: clip; color: var(--ink); background: var(--paper); font: 17px/1.62 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
.wrap { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.skip-link { position: fixed; inset: 8px auto auto 8px; z-index: 100; padding: 10px 14px; color: #fff; background: var(--blue); border-radius: 8px; transform: translateY(-150%); }
.skip-link:focus { transform: translateY(0); }
.review-bar { min-height: 38px; display: grid; place-items: center; padding: 7px 20px; color: #d8e7f8; background: var(--navy); border-bottom: 1px solid rgba(255,255,255,.14); font-size: 11px; font-weight: 850; letter-spacing: .13em; text-align: center; text-transform: uppercase; }
header { position: sticky; top: 0; z-index: 20; background: rgba(247,248,251,.93); border-bottom: 1px solid rgba(220,227,238,.92); backdrop-filter: blur(16px); }
nav { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { min-height: 44px; display: flex; align-items: center; gap: 12px; text-decoration: none; font-weight: 850; letter-spacing: -.03em; }
.mark { width: 40px; aspect-ratio: 1; display: grid; place-items: center; color: #fff; background: linear-gradient(145deg, var(--blue), var(--teal)); border-radius: 11px; font-size: 12px; font-weight: 900; }
.nav-links { display: flex; align-items: center; gap: 20px; font-size: 14px; font-weight: 750; }
.nav-links a { text-decoration: none; }
.mobile-subnav { display: none; }
.button { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; padding: 12px 18px; color: #fff; background: var(--blue); border: 1px solid var(--blue); border-radius: 9px; font-size: 14px; font-weight: 850; line-height: 1.2; text-decoration: none; box-shadow: 0 10px 26px rgba(22,131,255,.22); }
.button.secondary { color: var(--navy); background: transparent; border-color: #aebed1; box-shadow: none; }
.button.light { color: var(--navy); background: #fff; border-color: #fff; box-shadow: none; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.eyebrow { margin: 0 0 14px; color: var(--blue); font-size: 12px; font-weight: 900; letter-spacing: .16em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 24px; font-size: clamp(3.2rem, 6vw, 6rem); line-height: .94; letter-spacing: -.065em; }
h2 { margin-bottom: 20px; font-size: clamp(2.3rem, 4.2vw, 4.4rem); line-height: 1; letter-spacing: -.055em; }
h3 { margin-bottom: 12px; font-size: 1.45rem; line-height: 1.2; letter-spacing: -.035em; }
.lede { max-width: 760px; color: #d8e7f8; font-size: clamp(1.08rem, 1.45vw, 1.25rem); }
section { padding-block: 98px; }
.hero { position: relative; overflow: hidden; color: #fff; background: radial-gradient(circle at 82% 18%, rgba(48,197,210,.22), transparent 28%), linear-gradient(135deg, var(--navy), var(--navy-2)); }
.hero::after { content: none; }
.hero-grid { position: relative; z-index: 1; min-height: 650px; display: grid; grid-template-columns: 1.05fr .75fr; align-items: center; gap: 64px; padding-block: 88px; }
.hero .eyebrow { color: var(--sky); }
.portrait-frame { position: relative; margin: 0; padding: 14px; background: rgba(255,255,255,.09); border: 1px solid rgba(255,255,255,.2); border-radius: 26px; box-shadow: 0 34px 90px rgba(0,0,0,.3); transform: rotate(1.2deg); }
.portrait-frame img { width: 100%; max-height: 560px; object-fit: cover; object-position: center 38%; border-radius: 17px; }
.portrait-frame figcaption { padding: 14px 6px 3px; color: #b9cce4; font-size: 13px; }
.section-head { max-width: 820px; margin-bottom: 42px; }
.story-pair { display: grid; grid-template-columns: .82fr 1.18fr; gap: 62px; align-items: center; }
.story-pair.reverse { grid-template-columns: 1.18fr .82fr; }
.story-pair figure { margin: 0; }
.story-pair img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow); }
.story-pair .early-photo { aspect-ratio: 1; object-fit: cover; }
.photo-note { margin-top: 13px; color: var(--muted); font-size: 13px; }
.card-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.card { padding: 30px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: 0 18px 46px rgba(5,21,50,.07); }
.card p:last-child { margin-bottom: 0; }
.one-team { color: #fff; background: var(--navy); }
.one-team .eyebrow { color: var(--teal); }
.one-team .card { color: #fff; background: rgba(255,255,255,.07); border-color: rgba(255,255,255,.15); box-shadow: none; }
.one-team .card p { color: #cad9ed; }
.principles { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.principle { min-height: 210px; padding: 24px 20px; background: #fff; border: 1px solid var(--line); border-radius: 15px; }
.principle span { display: block; margin-bottom: 44px; color: var(--blue); font-size: 12px; font-weight: 900; }
.principle p { margin: 0; color: var(--muted); font-size: 15px; line-height: 1.48; }
.book-hero .hero-grid { grid-template-columns: 1fr .64fr; }
.book-cover { margin: 0; padding: 18px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.18); border-radius: 24px; box-shadow: 0 34px 90px rgba(0,0,0,.3); transform: rotate(2deg); }
.book-cover img { width: min(100%, 390px); margin-inline: auto; border-radius: 8px; }
.book-path { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.path-step { position: relative; padding: 28px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.path-step span { width: 38px; height: 38px; display: grid; place-items: center; margin-bottom: 28px; color: #03102a; background: var(--teal); border-radius: 50%; font-size: 12px; font-weight: 900; }
.path-step h3 { color: var(--ink); }
.path-step p { color: var(--muted); }
.callout { padding: 42px; color: #fff; background: linear-gradient(135deg, var(--navy), var(--navy-2)); border-radius: 24px; box-shadow: var(--shadow); }
.callout p { max-width: 760px; color: #d8e7f8; }
.detail-list { display: grid; gap: 14px; padding: 0; list-style: none; }
.detail-list li { padding-left: 28px; position: relative; }
.detail-list li::before { content: "✓"; position: absolute; left: 0; color: var(--teal); font-weight: 900; }
footer { padding-block: 56px; color: #c9d7e9; background: #020817; }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 34px; }
footer strong { color: #fff; }
footer p { margin-bottom: 8px; }
.motion-ready [data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.72,.2,1); }
.motion-ready [data-reveal="left"] { transform: translateX(-34px); }
.motion-ready [data-reveal="right"] { transform: translateX(34px); }
.motion-ready [data-reveal].is-visible { opacity: 1; transform: none; }

@media (max-width: 960px) {
  .nav-links a:not(.button) { display: none; }
  .mobile-subnav { display: flex; flex-wrap: wrap; justify-content: center; gap: 4px 18px; min-height: 46px; align-items: center; padding: 5px 14px; color: #d8e7f8; background: var(--navy-2); font-size: 13px; font-weight: 800; }
  .mobile-subnav a { min-height: 44px; display: inline-flex; align-items: center; text-decoration: none; }
  .hero-grid, .book-hero .hero-grid, .story-pair, .story-pair.reverse { grid-template-columns: 1fr; }
  .hero-grid { min-height: auto; }
  .portrait-frame, .book-cover { max-width: 620px; transform: none; }
  .principles { grid-template-columns: repeat(2, 1fr); }
  .book-path { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  body { font-size: 16px; }
  .wrap { width: min(calc(100% - 28px), var(--max)); }
  nav { min-height: 68px; gap: 10px; }
  .brand span:last-child { max-width: 142px; line-height: 1.05; }
  .nav-links { gap: 8px; }
  .nav-links .button { min-height: 44px; padding-inline: 11px; font-size: 11px; }
  section { padding-block: 72px; }
  .hero-grid { gap: 40px; padding-block: 70px; }
  h1 { font-size: clamp(3rem, 15vw, 4.5rem); }
  h2 { font-size: clamp(2.3rem, 11vw, 3.4rem); }
  .actions { flex-direction: column; }
  .button { width: 100%; }
  .card-grid, .principles, .footer-grid { grid-template-columns: 1fr; }
  .principle { min-height: auto; }
  .principle span { margin-bottom: 24px; }
  .callout { padding: 30px 24px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  [data-reveal] { opacity: 1 !important; transform: none !important; }
}