:root {
  --paper: #f4f0e8;
  --paper-deep: #e9e3d8;
  --ink: #151515;
  --muted: #6e6a62;
  --line: rgba(21, 21, 21, 0.18);
  --accent: #e65c3d;
  --serif: Georgia, 'Times New Roman', serif;
  --sans: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --max-width: 1440px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }

.site-header, main, .site-footer { max-width: var(--max-width); margin: 0 auto; padding-left: clamp(24px, 5vw, 80px); padding-right: clamp(24px, 5vw, 80px); }
.site-header {
  min-height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.wordmark, .footer-brand { font-size: 20px; font-weight: 700; letter-spacing: -0.08em; }
.wordmark-dot { color: var(--accent); }
.header-actions { display: flex; align-items: center; gap: 30px; margin-left: auto; }
.site-nav { display: flex; gap: 28px; font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; }
.site-nav a, .footer-links a { transition: color 180ms ease; }
.site-nav a:hover, .footer-links a:hover, .text-link:hover { color: var(--accent); }
.external-mark { margin-left: 5px; font-size: 13px; }
.header-cta { border-bottom: 1px solid var(--ink); padding-bottom: 4px; font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; transition: color 180ms ease, border-color 180ms ease; }
.header-cta:hover { color: var(--accent); border-color: var(--accent); }

.hero { min-height: min(760px, calc(100vh - 88px)); padding-top: clamp(80px, 12vw, 170px); padding-bottom: clamp(64px, 10vw, 130px); position: relative; display: flex; flex-direction: column; }
.hero-kicker, .section-label { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 11px; letter-spacing: 0.1em; line-height: 1.2; text-transform: uppercase; }
.kicker-line { display: block; width: 32px; height: 1px; background: var(--accent); }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 940px; margin: 42px 0 80px; font-size: clamp(64px, 11.2vw, 168px); font-weight: 400; letter-spacing: -0.085em; line-height: 0.84; }
h1 em { color: var(--accent); font-family: var(--serif); font-size: 0.98em; letter-spacing: -0.09em; }
.hero-bottom { display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; max-width: 920px; margin-top: auto; }
.hero-copy { max-width: 430px; margin-bottom: 0; color: var(--muted); font-size: 18px; letter-spacing: -0.02em; line-height: 1.45; }
.round-link { width: 122px; height: 122px; border: 1px solid var(--ink); border-radius: 50%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; font-size: 11px; letter-spacing: 0.02em; text-align: center; transition: background 220ms ease, color 220ms ease, transform 220ms ease; }
.round-link-arrow { font-size: 18px; }
.round-link:hover { background: var(--ink); color: var(--paper); transform: rotate(-8deg); }
.hero-mark { position: absolute; right: clamp(24px, 5vw, 80px); bottom: 35px; display: flex; flex-direction: column; align-items: flex-end; color: var(--muted); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; }
.hero-mark span:first-child { color: var(--ink); font-size: 12px; letter-spacing: 0; }

.section-rule { border-top: 1px solid var(--line); display: grid; grid-template-columns: minmax(120px, 19%) 1fr; gap: 24px; padding-top: 26px; }
.thesis, .businesses, .contact { padding-bottom: clamp(100px, 14vw, 210px); }
.thesis-content, .businesses-content, .contact-content { min-width: 0; }
.thesis-content h2, .businesses-content h2 { max-width: 800px; margin-bottom: 26px; font-size: clamp(42px, 6vw, 84px); font-weight: 400; letter-spacing: -0.075em; line-height: 0.95; }
.thesis-lede { max-width: 680px; margin-bottom: 85px; color: var(--muted); font-size: clamp(18px, 2vw, 25px); letter-spacing: -0.035em; line-height: 1.35; }
.principles { border-top: 1px solid var(--line); display: grid; grid-template-columns: repeat(3, 1fr); }
.principle { min-height: 210px; padding: 20px 25px 0 0; border-right: 1px solid var(--line); }
.principle + .principle { padding-left: 25px; }
.principle:last-child { border-right: 0; }
.principle-number, .card-index { color: var(--accent); font-size: 11px; letter-spacing: 0.08em; }
.principle h3 { margin: 54px 0 12px; font-size: 17px; font-weight: 500; letter-spacing: -0.035em; }
.principle p { max-width: 210px; margin-bottom: 0; color: var(--muted); font-size: 14px; line-height: 1.4; }

.section-heading-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; margin-bottom: 50px; }
.section-intro { max-width: 380px; margin: 0; color: var(--muted); font-size: 16px; line-height: 1.45; }
.carousel-controls { display: flex; gap: 8px; flex: 0 0 auto; }
.carousel-button { width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 50%; background: transparent; color: var(--ink); cursor: pointer; font-size: 18px; transition: background 180ms ease, color 180ms ease; }
.carousel-button:hover { background: var(--ink); color: var(--paper); }
.business-rail { display: flex; gap: 18px; overflow-x: auto; overscroll-behavior-inline: contain; padding: 2px 0 20px; scroll-snap-type: x mandatory; scrollbar-width: thin; scrollbar-color: var(--ink) transparent; }
.business-card { min-width: min(640px, 78vw); min-height: 430px; padding: 25px; background: var(--ink); color: var(--paper); display: flex; flex-direction: column; scroll-snap-align: start; }
.business-card-top, .business-card-bottom { display: flex; align-items: center; justify-content: space-between; font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; }
.status-pill { display: inline-flex; align-items: center; gap: 8px; color: #c7c2b8; }
.status-dot { display: block; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.business-card-main { display: flex; flex-direction: column; justify-content: center; flex: 1; padding: 60px 0; }
.empty-glyph { color: var(--accent); font-family: var(--serif); font-size: 64px; line-height: 0.8; }
.business-card h3 { max-width: 450px; margin: 28px 0 12px; font-size: clamp(30px, 4vw, 58px); font-weight: 400; letter-spacing: -0.07em; line-height: 0.95; }
.business-card p { max-width: 340px; margin: 0; color: #aaa59b; font-size: 15px; line-height: 1.45; }
.business-card-bottom { padding-top: 18px; border-top: 1px solid rgba(244, 240, 232, 0.2); color: #aaa59b; }

.contact { padding-bottom: clamp(110px, 15vw, 230px); }
.contact-content h2 { max-width: 780px; margin-bottom: 30px; font-size: clamp(48px, 7.5vw, 110px); font-weight: 400; letter-spacing: -0.085em; line-height: 0.9; }
.contact-content p { max-width: 420px; margin-bottom: 33px; color: var(--muted); font-size: 17px; line-height: 1.45; }
.text-link { display: inline-flex; gap: 8px; border-bottom: 1px solid var(--ink); padding-bottom: 5px; font-size: 13px; letter-spacing: 0.02em; transition: color 180ms ease, border-color 180ms ease; }
.text-link:hover { border-color: var(--accent); }

.site-footer { min-height: 116px; border-top: 1px solid var(--line); display: grid; grid-template-columns: 1fr 1fr 1fr; align-items: center; gap: 24px; color: var(--muted); font-size: 11px; letter-spacing: 0.04em; }
.footer-brand { color: var(--ink); }
.site-footer p { margin: 0; }
.footer-links { display: flex; justify-content: flex-end; gap: 24px; }

@media (max-width: 700px) {
  .site-header { min-height: 74px; gap: 18px; }
  .header-actions { gap: 14px; }
  .site-nav { gap: 14px; font-size: 10px; }
  .header-cta { display: none; }
  .hero { min-height: calc(100vh - 74px); padding-top: 80px; }
  h1 { margin-top: 38px; margin-bottom: 70px; font-size: clamp(60px, 18vw, 110px); }
  .hero-bottom { align-items: flex-start; flex-direction: column; }
  .hero-copy { font-size: 17px; }
  .round-link { width: 94px; height: 94px; align-self: flex-end; }
  .hero-mark { display: none; }
  .section-rule { grid-template-columns: 1fr; gap: 38px; }
  .thesis-content h2, .businesses-content h2 { font-size: clamp(42px, 14vw, 70px); }
  .thesis-lede { margin-bottom: 58px; }
  .principles { grid-template-columns: 1fr; }
  .principle, .principle + .principle { min-height: auto; padding: 20px 0 28px; border-right: 0; border-bottom: 1px solid var(--line); }
  .principle:last-child { border-bottom: 0; }
  .principle h3 { margin-top: 30px; }
  .section-heading-row { align-items: flex-start; flex-direction: column; margin-bottom: 30px; }
  .business-card { min-width: calc(100vw - 48px); min-height: 390px; }
  .contact-content h2 { font-size: clamp(48px, 14vw, 74px); }
  .site-footer { grid-template-columns: 1fr 1fr; padding-top: 25px; padding-bottom: 25px; }
  .site-footer p { grid-column: 1 / -1; grid-row: 2; }
  .footer-links { justify-content: flex-end; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
}