:root {
  color-scheme: dark;
  --ink: #0a1318;
  --text: #f0f1e9;
  --muted: #9caeae;
  --mint: #a8dfca;
  --gold: #e6bc7a;
}

* { box-sizing: border-box; }
html { min-width: 320px; }
body {
  margin: 0;
  background: radial-gradient(ellipse 78% 66% at 76% 8%, #173139 0%, transparent 72%), var(--ink);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image: linear-gradient(#fff 1px, transparent 1px), linear-gradient(90deg, #fff 1px, transparent 1px);
  background-size: 96px 96px;
  content: "";
  opacity: .018;
  pointer-events: none;
}
a { color: inherit; }
a:focus-visible { outline: 2px solid var(--mint); outline-offset: 5px; }
h1, h2, h3, p { margin-top: 0; }

.page-shell {
  max-width: 1380px;
  min-height: 100svh;
  margin: 0 auto;
  padding: 0 clamp(20px, 4.4vw, 64px);
  display: grid;
  grid-template-rows: auto 1fr auto;
}
.masthead, .footer { display: flex; align-items: center; justify-content: space-between; }
.masthead { min-height: 66px; border-bottom: 1px solid #ffffff18; }
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 23px;
  font-weight: 680;
  letter-spacing: -.065em;
  text-decoration: none;
}
.brand-period { color: var(--mint); }
.brand-mark { display: flex; align-items: center; gap: 3px; width: 25px; height: 29px; transform: skewX(-19deg); }
.brand-mark span { display: block; width: 5px; border-radius: 1px; background: var(--mint); }
.brand-mark span:nth-child(1) { height: 12px; opacity: .6; }
.brand-mark span:nth-child(2) { height: 24px; }
.brand-mark span:nth-child(3) { height: 16px; opacity: .8; }
.phase { display: inline-flex; align-items: center; gap: 10px; color: #c6d4d0; font-size: 10px; font-weight: 650; letter-spacing: .12em; text-transform: uppercase; }
.phase-dot { flex: none; width: 7px; height: 7px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 5px #a8dfca19; }

main:not(.privacy-content) { display: grid; align-content: center; gap: 18px; padding: 24px 0; }
.hero { display: grid; grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr); align-items: center; gap: clamp(28px, 4vw, 58px); }
.hero-copy { max-width: 560px; }
.eyebrow { display: flex; align-items: center; gap: 12px; margin: 0 0 20px; color: var(--mint); font-size: 10px; font-weight: 720; letter-spacing: .17em; }
.eyebrow-line { display: block; width: 26px; height: 1px; background: var(--mint); }
h1 { margin: 0 0 20px; font-size: clamp(48px, 5.25vw, 77px); line-height: 1.04; font-weight: 540; letter-spacing: -.067em; }
h1 span { color: var(--mint); }
.lead { max-width: 520px; margin: 0; color: #b6c4c1; font-size: clamp(15px, 1.2vw, 17px); line-height: 1.6; }
.research-loop { margin: 24px 0 0; color: #c9d9d1; font-size: 11px; font-weight: 700; letter-spacing: .09em; text-transform: uppercase; white-space: nowrap; }
.research-loop span { margin: 0 5px; color: var(--gold); }

.chart-card { overflow: hidden; border: 1px solid #ffffff20; border-radius: 14px; background: linear-gradient(145deg, #193039, #101d23 65%, #0d191f); box-shadow: 0 24px 60px #0006, inset 0 1px 0 #ffffff12; }
.chart-head, .chart-foot { display: flex; align-items: center; justify-content: space-between; }
.chart-head { padding: 18px 23px 4px; }
.chart-kicker { color: var(--gold); font-size: 9px; font-weight: 700; letter-spacing: .19em; }
.chart-head h2 { margin: 6px 0 0; font-size: clamp(16px, 1.45vw, 19px); font-weight: 550; letter-spacing: -.025em; }
.chart-symbol { color: var(--mint); font-size: 23px; }
.chart-art { display: block; width: 100%; height: auto; padding: 0 8px 3px; }
.chart-foot { min-height: 43px; gap: 14px; padding: 0 23px; border-top: 1px solid #ffffff14; color: #c4d1ce; font-size: 11px; }
.chart-foot span { display: inline-flex; align-items: center; gap: 7px; white-space: nowrap; }
.chart-foot i { width: 11px; height: 11px; border-radius: 2px; }
.legend-rise { background: var(--mint); }
.legend-fall { background: #b87e78; }
.chart-foot .chart-disclaimer { margin-left: auto; color: #a9bcb9; }

.principles { display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: 18px; align-items: stretch; padding-top: 17px; border-top: 1px solid #ffffff24; }
.section-number { color: var(--gold); font-size: 10px; font-weight: 700; letter-spacing: .16em; }
.section-intro h2 { margin: 6px 0 0; font-size: 25px; line-height: 1.12; font-weight: 520; letter-spacing: -.045em; }
.principle-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.principle { display: flex; align-items: flex-start; gap: 12px; min-width: 0; min-height: 103px; padding: 16px; border: 1px solid #ffffff18; border-radius: 9px; background: #122228; }
.principle-icon { flex: 0 0 auto; color: var(--mint); font-size: 23px; line-height: 1; }
.principle h3 { margin: 0 0 6px; font-size: 14px; font-weight: 630; letter-spacing: -.025em; }
.principle p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.45; }

.footer { gap: 16px; min-height: 54px; border-top: 1px solid #ffffff18; color: #829998; font-size: 12px; }
.footer a { color: #b9d7cd; text-decoration-color: #b9d7cd66; text-underline-offset: 4px; }

.privacy-content { max-width: 760px; padding: clamp(45px, 7vw, 80px) 0 75px; }
.privacy-content .lead a { color: var(--mint); text-underline-offset: 4px; }
.privacy-section { padding: 24px 0; border-top: 1px solid #ffffff24; }
.privacy-section h2 { margin-bottom: 11px; font-size: 22px; font-weight: 550; letter-spacing: -.03em; }
.privacy-section p { max-width: 650px; margin-bottom: 0; color: var(--muted); font-size: 15px; line-height: 1.65; }

@media (max-width: 1080px) {
  .principles { grid-template-columns: 160px minmax(0, 1fr); }
  .principle { padding: 13px; gap: 9px; }
  .principle-icon { font-size: 19px; }
  .section-intro h2 { font-size: 22px; }
  .research-loop { font-size: 9px; }
}
@media (min-width: 851px) and (max-height: 700px) {
  .masthead { min-height: 58px; }
  main:not(.privacy-content) { gap: 14px; padding: 10px 0; }
  .principles { padding-top: 14px; }
  .footer { min-height: 48px; }
}
@media (max-width: 850px) {
  main:not(.privacy-content) { align-content: start; gap: 24px; padding: 42px 0; }
  .hero { grid-template-columns: 1fr; gap: 32px; }
  .hero-copy { max-width: 650px; }
  .chart-card { max-width: 700px; }
  .principles { grid-template-columns: 1fr; gap: 13px; }
  .section-intro h2 { font-size: 27px; }
}
@media (max-width: 600px) {
  .page-shell { padding: 0 20px; }
  .masthead { min-height: 65px; }
  .brand { font-size: 21px; }
  .phase { max-width: 142px; font-size: 9px; line-height: 1.4; }
  main:not(.privacy-content) { padding: 34px 0; }
  .eyebrow { margin-bottom: 17px; font-size: 9px; }
  h1 { font-size: clamp(47px, 11.7vw, 69px); }
  .lead { font-size: 15px; }
  .research-loop { white-space: normal; line-height: 1.8; }
  .chart-head { padding: 16px 17px 2px; }
  .chart-head h2 { font-size: 16px; }
  .chart-foot { flex-wrap: wrap; justify-content: flex-start; min-height: 55px; padding: 8px 17px; }
  .chart-foot .chart-disclaimer { width: 100%; margin-left: 0; }
  .principle-grid { grid-template-columns: 1fr; gap: 7px; }
  .principle { min-height: 0; padding: 13px; }
  .footer { flex-wrap: wrap; justify-content: flex-start; gap: 8px 18px; padding: 19px 0; }
  .footer span:nth-child(2) { order: 3; width: 100%; }
}