:root {
  --paper: #f3efe6;
  --paper-deep: #e8e1d5;
  --white: #fffdf8;
  --ink: #171814;
  --muted: #6b6d65;
  --line: rgba(23, 24, 20, 0.17);
  --signal: #ef5235;
  --signal-dark: #bd3622;
  --blue: #536cdb;
  --green: #25846f;
  --serif: Iowan Old Style, Baskerville, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(rgba(23, 24, 20, 0.025) 1px, transparent 1px),
    var(--paper);
  background-size: 100% 24px;
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

button, input, select, textarea { font: inherit; }
button, a { color: inherit; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
}
h1, h2, h3, p { margin-top: 0; }
main { overflow: hidden; }

.topbar {
  height: 72px;
  padding: 0 clamp(22px, 4vw, 64px);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  border-bottom: 1px solid var(--line);
  background: rgba(243, 239, 230, 0.92);
  backdrop-filter: blur(14px);
  position: sticky;
  top: 0;
  z-index: 30;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  justify-self: start;
  font-weight: 720;
  letter-spacing: -0.025em;
  text-decoration: none;
}
.brand b { color: var(--signal); }
.brand-mark { width: 27px; height: 27px; position: relative; display: inline-block; }
.brand-mark i { width: 8px; height: 8px; display: block; position: absolute; border-radius: 50%; background: var(--ink); }
.brand-mark i:nth-child(1) { left: 0; top: 10px; }
.brand-mark i:nth-child(2) { right: 0; top: 0; background: var(--signal); }
.brand-mark i:nth-child(3) { right: 2px; bottom: 0; }
.brand-mark::before, .brand-mark::after {
  content: "";
  width: 19px;
  height: 1px;
  position: absolute;
  left: 7px;
  top: 13px;
  background: var(--ink);
  transform-origin: left center;
}
.brand-mark::before { transform: rotate(-34deg); }
.brand-mark::after { transform: rotate(31deg); }

.topbar nav { display: flex; gap: 28px; }
.topbar nav a {
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}
.topbar nav a:hover { color: var(--signal-dark); }
.topbar-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-self: end;
  color: var(--muted);
  font-size: 10px;
  font-weight: 680;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}
.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(37, 132, 111, 0.12);
}

.eyebrow, .micro-label {
  margin: 0 0 18px;
  color: var(--signal-dark);
  font-size: 10px;
  font-weight: 780;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

h2 {
  margin-bottom: 0;
  font-family: var(--serif);
  font-size: clamp(42px, 5.4vw, 76px);
  font-weight: 400;
  letter-spacing: -0.052em;
  line-height: 0.95;
}

.hero {
  min-height: calc(100svh - 72px);
  padding: clamp(72px, 9vw, 128px) clamp(22px, 7vw, 110px) 42px;
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.7fr);
  grid-template-rows: 1fr auto;
  gap: 56px 9vw;
  position: relative;
  isolation: isolate;
}
.hero-copy { max-width: 820px; align-self: center; position: relative; z-index: 2; }
.hero h1 {
  max-width: 820px;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(54px, 6.7vw, 102px);
  font-weight: 400;
  letter-spacing: -0.062em;
  line-height: 0.9;
}
.hero-deck {
  max-width: 610px;
  margin: 32px 0 0;
  font-size: clamp(16px, 1.4vw, 20px);
  letter-spacing: -0.018em;
  line-height: 1.48;
}
.hero-actions { margin-top: 34px; display: flex; align-items: center; gap: 28px; }
.primary-link {
  min-width: 238px;
  padding: 15px 18px;
  display: inline-flex;
  justify-content: space-between;
  background: var(--ink);
  color: var(--white);
  font-size: 12px;
  font-weight: 730;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: background 160ms ease, transform 160ms ease;
}
.primary-link:hover { background: var(--signal); transform: translateY(-2px); }
.quiet-link {
  padding: 8px 0;
  border-bottom: 1px solid currentColor;
  color: var(--muted);
  font-size: 11px;
  font-weight: 720;
  letter-spacing: 0.07em;
  text-decoration: none;
  text-transform: uppercase;
}
.quiet-link:hover { color: var(--signal-dark); }
.hero-boundary {
  max-width: 390px;
  padding: 18px 0 0;
  align-self: end;
  border-top: 1px solid var(--line);
  position: relative;
  z-index: 2;
}
.hero-boundary span { font-size: 9px; font-weight: 780; letter-spacing: 0.12em; text-transform: uppercase; }
.hero-boundary p { margin: 8px 0 0; color: var(--muted); font-size: 12px; line-height: 1.55; }

.hero-field {
  width: min(52vw, 770px);
  aspect-ratio: 1;
  position: absolute;
  right: -10vw;
  top: -9vw;
  z-index: -1;
  border: 1px solid rgba(239, 82, 53, 0.18);
  border-radius: 50%;
  mask-image: radial-gradient(circle, #000 38%, rgba(0,0,0,.75) 60%, transparent 73%);
}
.hero-field::before, .hero-field::after {
  content: "";
  position: absolute;
  inset: 12%;
  border: 1px solid rgba(23, 24, 20, 0.10);
  border-radius: 50%;
}
.hero-field::after { inset: 27%; border-color: rgba(239, 82, 53, 0.20); }
.hero-field i {
  width: var(--size);
  height: var(--size);
  position: absolute;
  left: var(--x);
  top: var(--y);
  border-radius: 50%;
  background: var(--ink);
  opacity: 0;
  animation: fieldIn 720ms var(--delay) cubic-bezier(.2,.7,.2,1) forwards, fieldDrift 6s calc(var(--delay) + 720ms) ease-in-out infinite alternate;
}
.hero-field i.signal { background: var(--signal); }
.hero-field i.blue { background: var(--blue); }

.method-origin {
  padding: clamp(88px, 10vw, 150px) clamp(22px, 7vw, 110px) 84px;
  color: #f7f1e8;
  background: var(--ink);
}
.method-origin .eyebrow { color: #ff8c76; }
.method-intro {
  display: grid;
  grid-template-columns: minmax(280px, 1.15fr) minmax(280px, 0.85fr);
  align-items: end;
  gap: 9vw;
}
.method-intro h2 { max-width: 820px; }
.method-intro > p:last-child { max-width: 570px; margin: 0 0 4px; color: #b8b9b2; font-size: clamp(16px, 1.35vw, 20px); line-height: 1.62; }

.primer { margin-top: 90px; border-top: 1px solid rgba(255,255,255,.24); }
.primer-head {
  padding: 22px 0 28px;
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 40px;
}
.micro-label { display: block; margin-bottom: 12px; color: #ff8c76; }
.primer-head h3 { margin: 0; font-family: var(--serif); font-size: clamp(28px, 3vw, 46px); font-weight: 400; letter-spacing: -0.035em; line-height: 1.05; }
.repeat-switch { display: flex; border: 1px solid rgba(255,255,255,.28); }
.repeat-switch button {
  min-width: 58px;
  padding: 11px 12px;
  border: 0;
  border-right: 1px solid rgba(255,255,255,.20);
  background: transparent;
  color: #b8b9b2;
  cursor: pointer;
  font-size: 11px;
}
.repeat-switch button:last-child { border-right: 0; }
.repeat-switch button:hover, .repeat-switch button.active { background: var(--signal); color: #fff; }
.primer-stage {
  min-height: 270px;
  padding: 32px 0;
  display: grid;
  grid-template-columns: 1fr 310px;
  gap: 50px;
  align-items: stretch;
  border-top: 1px solid rgba(255,255,255,.11);
  border-bottom: 1px solid rgba(255,255,255,.11);
}
.outcome-field {
  display: grid;
  grid-template-columns: repeat(25, minmax(4px, 1fr));
  align-content: center;
  gap: clamp(4px, .65vw, 10px);
}
.outcome-field.dense { grid-template-columns: repeat(40, minmax(3px, 1fr)); gap: 4px; }
.outcome-field i {
  width: clamp(5px, .75vw, 10px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--signal);
  opacity: 0;
  transform: translateY(10px);
  animation: outcomeIn 280ms var(--delay) ease forwards;
}
.outcome-field i.b { background: var(--blue); }
.outcome-field i.c { background: var(--green); }
.outcome-field.dense i { width: 4px; }
.outcome-tally { display: grid; align-content: center; }
.outcome-tally div {
  padding: 12px 0;
  display: grid;
  grid-template-columns: 1fr auto;
  border-bottom: 1px solid rgba(255,255,255,.13);
}
.outcome-tally span { align-self: center; color: #c4c4bd; font-size: 11px; text-transform: uppercase; letter-spacing: .08em; }
.outcome-tally strong { grid-row: 1 / 3; grid-column: 2; font-family: var(--serif); font-size: 38px; font-weight: 400; }
.outcome-tally small { margin-top: 3px; color: #858780; font-size: 9px; text-transform: uppercase; letter-spacing: .08em; }
.tally-a strong { color: #ff8068; }
.tally-b strong { color: #8297ff; }
.tally-c strong { color: #55b79e; }
.primer-caption { margin: 12px 0 0; color: #858780; font-size: 10px; letter-spacing: .04em; }

.history-line {
  margin-top: 94px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid rgba(255,255,255,.30);
}
.history-line article { padding: 20px 26px 8px 0; border-right: 1px solid rgba(255,255,255,.13); }
.history-line article:not(:first-child) { padding-left: 26px; }
.history-line article:last-child { border-right: 0; }
.history-line span { color: #ff8c76; font-family: var(--serif); font-size: 21px; }
.history-line h3 { margin: 26px 0 9px; font-size: 13px; }
.history-line p { margin: 0; color: #9fa099; font-size: 11px; line-height: 1.58; }
.history-sources { margin: 26px 0 0; color: #777970; font-size: 9px; text-transform: uppercase; letter-spacing: .09em; }
.history-sources a { color: #b8b9b2; text-underline-offset: 3px; }

.engine-section {
  padding: clamp(88px, 10vw, 140px) clamp(22px, 7vw, 110px);
  display: grid;
  grid-template-columns: minmax(300px, .8fr) minmax(480px, 1.2fr);
  gap: 9vw;
}
.engine-heading { align-self: start; position: sticky; top: 112px; }
.engine-list { border-top: 1px solid var(--ink); }
.engine-list article {
  padding: 32px 0;
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 24px;
  border-bottom: 1px solid var(--line);
}
.engine-list article > span { color: var(--signal-dark); font-size: 9px; font-weight: 760; letter-spacing: .11em; text-transform: uppercase; }
.engine-list h3 { margin-bottom: 10px; font-family: var(--serif); font-size: clamp(25px, 2.4vw, 36px); font-weight: 400; letter-spacing: -.03em; }
.engine-list p { max-width: 600px; margin-bottom: 20px; color: var(--muted); font-size: 13px; line-height: 1.6; }
.engine-list b { grid-column: 2; color: var(--ink); font-size: 10px; letter-spacing: .09em; text-transform: uppercase; }

.experiment-heading {
  padding: 100px clamp(22px, 7vw, 110px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper-deep);
}

.workspace-section {
  padding: 84px clamp(22px, 4vw, 64px);
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 22px;
  border-bottom: 1px solid var(--line);
}
.section-index { color: var(--signal); font-family: var(--serif); font-size: 20px; }
.section-heading, .results-header {
  margin-bottom: 20px;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 32px;
}
.section-lede { max-width: 720px; margin: 0 0 38px; color: var(--muted); font-size: 13px; line-height: 1.58; }
.text-button, .download-button {
  padding: 7px 0;
  border: 0;
  border-bottom: 1px solid currentColor;
  background: transparent;
  cursor: pointer;
  font-size: 10px;
  font-weight: 760;
  letter-spacing: .09em;
  text-transform: uppercase;
}
.text-button:hover { color: var(--signal); }
.text-button:disabled { color: #9d9e98; cursor: not-allowed; }
.comparison-control {
  margin: -10px 0 42px;
  padding: 22px 0;
  display: grid;
  grid-template-columns: 170px minmax(300px, .8fr) minmax(260px, 1fr);
  gap: 26px;
  align-items: center;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--line);
}
.comparison-control label { color: var(--signal-dark); font-size: 10px; font-weight: 780; letter-spacing: .09em; text-transform: uppercase; }
.comparison-control select { min-width: 0; border-color: var(--ink); background: var(--paper); font-size: 12px; }
.comparison-control p { margin: 0; color: var(--muted); font-size: 10px; line-height: 1.5; }

.attribute-guide {
  margin: -12px 0 42px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--line);
}
.attribute-guide div { min-height: 86px; padding: 15px 18px 15px 0; border-right: 1px solid var(--line); }
.attribute-guide div:nth-child(3n + 2), .attribute-guide div:nth-child(3n + 3) { padding-left: 18px; }
.attribute-guide div:nth-child(3n) { border-right: 0; }
.attribute-guide div:nth-child(n + 4) { border-top: 1px solid var(--line); }
.attribute-guide strong, .attribute-guide span { display: block; }
.attribute-guide strong { margin-bottom: 8px; color: var(--signal-dark); font-size: 10px; letter-spacing: .05em; text-transform: uppercase; }
.attribute-guide span { color: var(--muted); font-size: 10px; line-height: 1.42; }

.stimulus-list, .persona-list { border-top: 1px solid var(--ink); }
.stimulus-row {
  padding: 32px 0;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 24px;
  border-bottom: 1px solid var(--line);
}
.stimulus-number {
  width: 31px;
  height: 31px;
  display: grid;
  place-items: center;
  border: 1px solid var(--ink);
  border-radius: 50%;
  font-family: var(--serif);
}
.message-kicker {
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 9px;
  font-weight: 740;
  letter-spacing: .09em;
  text-transform: uppercase;
}
.message-text {
  margin: 0;
  padding: 0 5px 14px 0;
  border-bottom: 1px solid var(--line);
  font-family: var(--serif);
  font-size: clamp(24px, 3vw, 42px);
  font-weight: 400;
  letter-spacing: -.032em;
  line-height: 1.12;
}
.interpretation-heading {
  margin-top: 16px;
  display: flex;
  align-items: baseline;
  gap: 14px;
}
.source-badge {
  flex: 0 0 auto;
  color: var(--signal-dark);
  font-size: 8px;
  font-weight: 780;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.interpretation-heading p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.5; }
.snapshot-label { margin-top: 23px; display: flex; justify-content: space-between; gap: 20px; color: var(--muted); font-size: 8px; font-weight: 730; letter-spacing: .07em; text-transform: uppercase; }
.snapshot-label small { font: inherit; font-weight: 500; }
.fingerprint {
  margin-top: 9px;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 10px;
}
.fingerprint div > span {
  margin-bottom: 7px;
  display: block;
  overflow: hidden;
  color: var(--muted);
  font-size: 8px;
  letter-spacing: .06em;
  text-overflow: ellipsis;
  text-transform: uppercase;
  white-space: nowrap;
}
.fingerprint div > span b { float: right; color: var(--ink); font-size: 9px; }
.fingerprint div > i { height: 4px; display: block; background: var(--paper-deep); }
.fingerprint div > i b { height: 100%; display: block; background: var(--signal); transition: width 160ms ease; }
.interpretation-details { margin-top: 22px; }
.interpretation-details summary {
  width: fit-content;
  color: var(--muted);
  cursor: pointer;
  font-size: 9px;
  font-weight: 760;
  letter-spacing: .09em;
  text-transform: uppercase;
}
.interpretation-details[open] summary { color: var(--signal-dark); }
.dimension-list {
  margin-top: 20px;
  padding: 24px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px 42px;
  background: var(--paper-deep);
}
.dimension-copy { display: flex; justify-content: space-between; gap: 20px; }
.dimension-copy strong, .dimension-copy span { display: block; }
.dimension-copy strong { margin-bottom: 4px; font-size: 11px; }
.dimension-copy span { color: var(--muted); font-size: 9px; line-height: 1.35; }
.dimension-copy output { color: var(--signal-dark); font-family: var(--serif); font-size: 27px; }
.dimension-range { height: 5px; margin-top: 13px; position: relative; background: rgba(23,24,20,.09); }
.dimension-range i { height: 100%; position: absolute; left: var(--low); width: calc(var(--high) - var(--low)); background: rgba(83,108,219,.35); }
.dimension-range b { width: 2px; height: 13px; position: absolute; left: var(--center); top: -4px; background: var(--signal); }
.dimension-control input[type="range"] { width: 100%; margin: 6px 0 0; accent-color: var(--signal); }
.dimension-control small { display: block; color: var(--muted); font-size: 8px; }
.reset-button { margin-top: 24px; }

.trait-guide {
  margin: -12px 0 34px;
  padding: 14px 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.trait-guide span { color: var(--muted); font-size: 10px; line-height: 1.45; }
.trait-guide b { display: block; margin-bottom: 4px; color: var(--ink); font-size: 9px; letter-spacing: .06em; text-transform: uppercase; }

.persona-row {
  padding: 27px 0;
  display: grid;
  grid-template-columns: 130px minmax(260px, 1.3fr) minmax(300px, .7fr);
  align-items: center;
  gap: 28px;
  border-bottom: 1px solid var(--line);
  position: relative;
}
.persona-row::before {
  content: "";
  width: 4px;
  height: 0;
  position: absolute;
  left: -18px;
  top: 50%;
  background: var(--segment-color);
  transform: translateY(-50%);
  transition: height 180ms ease;
}
.persona-row:hover::before { height: 48px; }
.persona-share strong { display: block; font-family: var(--serif); font-size: 43px; font-weight: 400; }
.persona-share span { display: block; color: var(--muted); font-size: 8px; letter-spacing: .07em; text-transform: uppercase; }
.persona-copy h3 { margin-bottom: 7px; font-size: 16px; }
.persona-copy p { max-width: 600px; margin: 0; color: var(--muted); font-size: 12px; line-height: 1.52; }
.factor-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; }
.factor-strip div { padding-left: 12px; border-left: 1px solid var(--line); }
.factor-strip span, .factor-strip b { display: block; }
.factor-strip span { margin-bottom: 5px; color: var(--muted); font-size: 8px; letter-spacing: .08em; text-transform: uppercase; }
.factor-strip b { font-family: var(--serif); font-size: 24px; font-weight: 400; }
.assumptions {
  margin-top: 28px;
  padding: 28px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 60px;
  background: var(--paper-deep);
  animation: expand 220ms ease both;
}
.assumptions[hidden] { display: none; }
.assumption-intro { max-width: 620px; }
.assumption-intro strong { display: block; margin-bottom: 9px; font-size: 9px; letter-spacing: .09em; text-transform: uppercase; }
.assumption-intro p { margin: 0 0 9px; color: var(--muted); font-size: 11px; line-height: 1.55; }
.matrix-wrap > span { display: block; margin-bottom: 10px; color: var(--muted); font-size: 8px; letter-spacing: .08em; text-transform: uppercase; }
table { border-collapse: collapse; font-size: 10px; }
th, td { min-width: 60px; padding: 5px 8px; border: 1px solid var(--line); text-align: right; }
th { font-weight: 650; }

.run-section {
  padding: clamp(82px, 9vw, 130px) clamp(22px, 7vw, 110px);
  display: grid;
  grid-template-columns: minmax(300px, .72fr) minmax(520px, 1.28fr);
  gap: 9vw;
  color: #f7f1e8;
  background: var(--ink);
}
.run-copy .eyebrow { color: #ff8c76; }
.run-copy > p:not(.eyebrow) { max-width: 540px; margin: 28px 0 0; color: #adaea7; font-size: 14px; line-height: 1.62; }
.world-keys { margin-top: 30px; border-top: 1px solid rgba(255,255,255,.16); }
.world-key { padding: 15px 0; border-bottom: 1px solid rgba(255,255,255,.10); }
.world-key span { color: #ff8c76; font-size: 8px; font-weight: 760; letter-spacing: .1em; text-transform: uppercase; }
.world-key p { margin: 6px 0 0; color: #858780; font-size: 10px; line-height: 1.5; }
.run-controls { align-self: end; display: grid; grid-template-columns: repeat(2, 1fr); gap: 19px; }
.run-controls label > span {
  display: block;
  margin-bottom: 8px;
  color: #9c9e96;
  font-size: 9px;
  font-weight: 730;
  letter-spacing: .09em;
  text-transform: uppercase;
}
select, input[type="number"] {
  width: 100%;
  padding: 12px 10px;
  border: 1px solid var(--line);
  border-radius: 0;
  outline: none;
  background: rgba(255,255,255,.25);
  color: var(--ink);
}
.run-controls select, .run-controls input { border-color: rgba(255,255,255,.22); background: rgba(255,255,255,.06); color: #fff; }
.run-controls option { color: var(--ink); }
.seed-control { display: grid; grid-template-columns: 1fr auto; }
.seed-control button { padding: 0 14px; border: 1px solid rgba(255,255,255,.22); border-left: 0; background: transparent; color: #fff; cursor: pointer; }
.run-button {
  grid-column: 1 / -1;
  margin-top: 12px;
  padding: 18px 21px;
  display: flex;
  justify-content: space-between;
  border: 0;
  background: var(--signal);
  color: #fff;
  cursor: pointer;
  font-weight: 740;
  transition: background 150ms ease, transform 150ms ease;
}
.run-button:hover { background: #ff674a; transform: translateY(-2px); }
.run-button:disabled { opacity: .64; cursor: wait; transform: none; }
.run-arrow { transition: transform 150ms ease; }
.run-button:hover .run-arrow { transform: translateX(5px); }
.run-error { margin-top: 20px; padding: 12px; border-left: 3px solid #ff8c76; color: #ffc1b5; font-size: 12px; line-height: 1.45; }

.results-section { padding: 92px clamp(22px, 4vw, 64px) 116px; background: var(--white); }
.results-section[hidden] { display: none; }
.results-actions { display: flex; gap: 20px; align-items: center; }
.download-button { padding: 10px 13px; border: 1px solid var(--ink); }
.download-button:hover { color: #fff; background: var(--ink); }
.result-verdict {
  margin: 42px 0 28px;
  padding: 26px 0;
  display: grid;
  grid-template-columns: minmax(220px, .55fr) 1fr;
  gap: 40px;
  border-top: 1px solid var(--signal);
  border-bottom: 1px solid var(--line);
}
.result-verdict span { color: var(--signal); font-family: var(--serif); font-size: clamp(30px, 4vw, 52px); }
.result-verdict p { max-width: 620px; margin: 5px 0 0; align-self: center; color: var(--muted); font-size: 14px; line-height: 1.55; }
.result-meta {
  padding: 13px 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 9px;
  letter-spacing: .07em;
  text-transform: uppercase;
}
.result-meta b { color: var(--ink); }
.reading-guide {
  padding: 18px 0;
  display: grid;
  grid-template-columns: 180px 1fr;
  border-bottom: 1px solid var(--line);
}
.reading-guide strong { color: var(--signal-dark); font-size: 9px; letter-spacing: .09em; text-transform: uppercase; }
.reading-guide p { max-width: 850px; margin: 0; color: var(--muted); font-size: 11px; line-height: 1.5; }
.ranking { margin-bottom: 70px; }
.rank-row {
  padding: 27px 0;
  display: grid;
  grid-template-columns: 48px minmax(300px, 1fr) 130px 130px 180px;
  gap: 22px;
  align-items: center;
  border-bottom: 1px solid var(--line);
  animation: rankIn 430ms cubic-bezier(.2,.75,.25,1) both;
  animation-delay: var(--delay);
}
.rank-position { color: var(--signal); font-family: var(--serif); font-size: 21px; }
.rank-copy > span { color: var(--muted); font-size: 8px; letter-spacing: .08em; text-transform: uppercase; }
.rank-copy h3 { margin: 5px 0 12px; font-family: var(--serif); font-size: clamp(20px, 2vw, 29px); font-weight: 400; }
.index-track { height: 5px; position: relative; background: var(--paper-deep); }
.index-track i { height: 100%; display: block; background: var(--signal); animation: grow 650ms 140ms ease both; transform-origin: left; }
.index-track em { min-width: 2px; height: 13px; position: absolute; top: -4px; border-left: 1px solid var(--ink); border-right: 1px solid var(--ink); background: rgba(23,24,20,.12); }
.rank-metric strong, .rank-metric span { display: block; }
.rank-metric strong { font-family: var(--serif); font-size: 31px; font-weight: 400; }
.rank-metric strong small { color: var(--muted); font-family: var(--sans); font-size: 9px; }
.rank-metric span { margin-top: 2px; color: var(--muted); font-size: 8px; letter-spacing: .07em; text-transform: uppercase; }
.win-metric strong { color: var(--signal); }
.sparkline { width: 180px; height: 40px; overflow: visible; }
.sparkline polyline { fill: none; stroke: var(--blue); stroke-width: 1.7; vector-effect: non-scaling-stroke; }
.result-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; }
.result-panel, .driver-section { border-top: 1px solid var(--ink); }
.panel-heading { padding: 16px 0 24px; display: flex; justify-content: space-between; gap: 20px; }
.panel-heading h3 { margin: 0; font-size: 13px; }
.panel-heading span { color: var(--muted); font-size: 8px; letter-spacing: .06em; text-transform: uppercase; }
.segment-result { padding: 15px 0; display: grid; grid-template-columns: 7px 1fr auto; align-items: center; gap: 13px; border-top: 1px solid var(--line); }
.segment-result i { width: 7px; height: 7px; border-radius: 50%; }
.segment-result span, .segment-result strong { display: block; }
.segment-result span { margin-bottom: 4px; color: var(--muted); font-size: 8px; letter-spacing: .06em; text-transform: uppercase; }
.segment-result strong { font-family: var(--serif); font-size: 16px; font-weight: 400; }
.segment-result > b { font-family: var(--serif); font-size: 24px; font-weight: 400; }
.profile-winner { margin-bottom: 22px; color: var(--muted); font-size: 11px; }
.profile-winner strong { color: var(--ink); }
.profile-factors { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.profile-factors div { padding: 15px 0; border-right: 1px solid var(--line); }
.profile-factors div:not(:first-child) { padding-left: 15px; }
.profile-factors div:last-child { border-right: 0; }
.profile-factors span, .profile-factors strong { display: block; }
.profile-factors span { color: var(--muted); font-size: 8px; letter-spacing: .08em; text-transform: uppercase; }
.profile-factors strong { margin-top: 5px; font-family: var(--serif); font-size: 28px; font-weight: 400; }
.profile-modules { margin-top: 18px; }
.profile-modules div { padding: 8px 0; display: flex; justify-content: space-between; border-bottom: 1px dotted var(--line); color: var(--muted); font-size: 10px; text-transform: capitalize; }
.profile-modules b { color: var(--ink); }
.driver-section { margin-top: 76px; }
.driver-results article {
  padding: 18px 0;
  display: grid;
  grid-template-columns: 90px 1fr auto;
  gap: 24px;
  align-items: baseline;
  border-top: 1px solid var(--line);
}
.driver-results article > span, .driver-results article > b { color: var(--muted); font-size: 8px; letter-spacing: .08em; text-transform: uppercase; }
.driver-results article > div strong { font-family: var(--serif); font-size: 21px; font-weight: 400; }
.driver-results article p { margin: 5px 0 0; color: var(--muted); font-size: 11px; line-height: 1.5; }

.result-summary {
  margin-top: 76px;
  padding: 28px 0;
  display: grid;
  grid-template-columns: 180px minmax(0, 780px);
  gap: 34px;
  border-top: 1px solid var(--signal);
  border-bottom: 1px solid var(--line);
}
.result-summary > span { color: var(--signal-dark); font-size: 9px; font-weight: 780; letter-spacing: .1em; text-transform: uppercase; }
.result-summary p { margin: 0; font-size: 15px; line-height: 1.6; }

.boundary-section {
  padding: 110px clamp(22px, 7vw, 110px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 90px;
  border-top: 1px solid var(--line);
}
.boundary-copy { max-width: 620px; align-self: end; }
.boundary-copy ol { margin: 0 0 32px; padding: 0; list-style: none; counter-reset: recap; }
.boundary-copy li { padding: 13px 0 13px 42px; border-top: 1px solid var(--line); position: relative; color: var(--ink); line-height: 1.5; counter-increment: recap; }
.boundary-copy li::before { content: counter(recap, decimal-leading-zero); position: absolute; left: 0; color: var(--signal-dark); font-family: var(--serif); }
.boundary-copy p { margin-bottom: 18px; color: var(--muted); line-height: 1.65; }
.boundary-copy p strong { color: var(--ink); }
footer { padding: 24px clamp(22px, 4vw, 64px); display: flex; justify-content: space-between; border-top: 1px solid var(--line); color: var(--muted); font-size: 9px; letter-spacing: .08em; text-transform: uppercase; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity 560ms ease, transform 560ms ease; }
.reveal.revealed { opacity: 1; transform: none; }
@keyframes fieldIn { to { opacity: .7; transform: translateY(0) scale(1); } }
@keyframes fieldDrift { to { transform: translateY(var(--drift)); } }
@keyframes outcomeIn { to { opacity: 1; transform: none; } }
@keyframes expand { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }
@keyframes rankIn { from { opacity: 0; transform: translateY(13px); } to { opacity: 1; transform: none; } }
@keyframes grow { from { transform: scaleX(0); } to { transform: scaleX(1); } }

@media (max-width: 1040px) {
  .topbar { grid-template-columns: 1fr auto; }
  .topbar nav { display: none; }
  .hero { grid-template-columns: 1fr; }
  .hero-boundary { grid-column: 1; }
  .method-intro, .engine-section, .run-section { grid-template-columns: 1fr; }
  .engine-heading { position: static; }
  .history-line { grid-template-columns: repeat(2, 1fr); }
  .history-line article:nth-child(2) { border-right: 0; }
  .history-line article:nth-child(3), .history-line article:nth-child(4) { border-top: 1px solid rgba(255,255,255,.13); }
  .rank-row { grid-template-columns: 42px 1fr 105px 115px; }
  .sparkline { display: none; }
  .persona-row { grid-template-columns: 100px 1fr; }
  .factor-strip { grid-column: 2; }
}

@media (max-width: 720px) {
  .topbar { height: 62px; }
  .topbar-meta span:last-child { display: none; }
  .hero { min-height: calc(100svh - 62px); padding-top: 72px; gap: 42px; }
  .hero h1 { font-size: clamp(46px, 12.8vw, 68px); }
  .hero-deck { margin-top: 28px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 16px; }
  .hero-field { width: 92vw; right: -35vw; top: -4vw; opacity: .65; }
  .method-origin { padding-top: 76px; }
  .method-intro { gap: 34px; }
  .primer { margin-top: 64px; }
  .primer-head { align-items: flex-start; flex-direction: column; }
  .repeat-switch { width: 100%; }
  .repeat-switch button { min-width: 0; flex: 1; }
  .primer-stage { grid-template-columns: 1fr; gap: 26px; }
  .outcome-field { min-height: 130px; grid-template-columns: repeat(20, 1fr); }
  .history-line { grid-template-columns: 1fr; margin-top: 70px; }
  .history-line article, .history-line article:not(:first-child) { padding: 20px 0; border-right: 0; border-top: 1px solid rgba(255,255,255,.13); }
  .history-line article:first-child { border-top: 0; }
  .history-line h3 { margin-top: 12px; }
  .engine-section { padding-top: 76px; padding-bottom: 76px; }
  .engine-list article { grid-template-columns: 1fr; gap: 10px; }
  .engine-list b { grid-column: 1; }
  .experiment-heading { padding-top: 72px; padding-bottom: 72px; }
  .workspace-section { grid-template-columns: 1fr; padding-top: 62px; padding-bottom: 62px; }
  .section-index { margin-bottom: -6px; }
  .section-heading, .results-header { align-items: flex-start; flex-direction: column; margin-bottom: 20px; }
  .comparison-control { grid-template-columns: 1fr; gap: 10px; margin-top: 0; }
  .attribute-guide { grid-template-columns: 1fr 1fr; }
  .attribute-guide div, .attribute-guide div:nth-child(3n + 2), .attribute-guide div:nth-child(3n + 3) { min-height: 82px; padding: 14px 12px 14px 0; border-right: 1px solid var(--line); border-top: 1px solid var(--line); }
  .attribute-guide div:nth-child(odd) { padding-left: 0; }
  .attribute-guide div:nth-child(even) { padding-left: 12px; border-right: 0; }
  .attribute-guide div:first-child, .attribute-guide div:nth-child(2) { border-top: 0; }
  .stimulus-row { grid-template-columns: 34px 1fr; gap: 12px; }
  .fingerprint { grid-template-columns: repeat(3, 1fr); }
  .dimension-list { grid-template-columns: 1fr; padding: 18px; }
  .persona-row { grid-template-columns: 68px 1fr; gap: 16px; }
  .persona-share strong { font-size: 34px; }
  .factor-strip { grid-column: 1 / -1; }
  .trait-guide { grid-template-columns: 1fr; gap: 0; }
  .trait-guide span { padding: 10px 0; border-bottom: 1px solid var(--line); }
  .trait-guide span:last-child { border-bottom: 0; }
  .assumptions { grid-template-columns: 1fr; gap: 24px; padding: 18px; overflow-x: auto; }
  .run-section { padding-top: 74px; padding-bottom: 74px; }
  .run-controls { grid-template-columns: 1fr; }
  .run-button { grid-column: 1; }
  .results-section { padding-top: 62px; }
  .results-actions { flex-wrap: wrap; }
  .result-verdict, .reading-guide, .result-summary { grid-template-columns: 1fr; gap: 10px; }
  .rank-row { grid-template-columns: 30px 1fr auto; gap: 12px; }
  .rank-metric { text-align: right; }
  .win-metric { grid-column: 2 / -1; display: flex; align-items: baseline; justify-content: flex-end; gap: 7px; }
  .win-metric strong { font-size: 23px; }
  .result-grid, .boundary-section { grid-template-columns: 1fr; gap: 58px; }
  .driver-results article { grid-template-columns: 60px 1fr; }
  .driver-results article > b { grid-column: 2; }
  footer { align-items: flex-start; flex-direction: column; gap: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}