:root {
  --ink: #090909;
  --ink-soft: #121111;
  --paper: #f4f0ea;
  --paper-dim: #bdb7b0;
  --line: rgba(244, 240, 234, 0.18);
  --line-strong: rgba(244, 240, 234, 0.38);
  --red: #f40009;
  --red-deep: #b80f1b;
  --font-sans: "Manrope", Arial, sans-serif;
  --font-mono: "DM Mono", "Courier New", monospace;
  --shell: 88rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--ink);
}

body {
  min-width: 0;
  margin: 0;
  overflow-x: hidden;
  color: var(--paper);
  background:
    radial-gradient(circle at 82% 3%, rgba(227, 27, 42, 0.24), transparent 27rem),
    linear-gradient(180deg, #0d0b0b 0%, var(--ink) 35%);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  z-index: -1;
  top: -24rem;
  right: -22rem;
  width: 54rem;
  height: 54rem;
  border: 1px solid rgba(227, 27, 42, 0.2);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(227, 27, 42, 0.16), transparent 66%);
  content: "";
  pointer-events: none;
}

::selection {
  color: var(--paper);
  background: var(--red-deep);
}

a {
  color: inherit;
}

a:focus-visible {
  outline: 3px solid var(--paper);
  outline-offset: 5px;
}

.shell {
  width: min(100% - clamp(2rem, 7vw, 7rem), var(--shell));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 5.25rem;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.wordmark {
  padding-block: 0.4rem;
  font-weight: 500;
  text-decoration: none;
}

.edition {
  margin: 0;
  color: var(--paper-dim);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.75fr) minmax(17rem, 0.65fr);
  gap: clamp(3rem, 7vw, 8rem);
  align-items: end;
  min-height: min(49rem, calc(100vh - 5.25rem));
  padding-block: clamp(6rem, 11vw, 10rem) clamp(5rem, 9vw, 8rem);
}

.eyebrow,
.section-index {
  margin: 0 0 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  gap: 0.8rem;
  align-items: center;
  color: var(--paper-dim);
}

.eyebrow::before {
  width: 2.5rem;
  height: 0.22rem;
  background: var(--red);
  content: "";
}

h1,
h2,
h3,
p {
  overflow-wrap: break-word;
}

h1 {
  max-width: 10ch;
  margin: 0;
  font-size: clamp(3.3rem, 8.6vw, 8.75rem);
  font-weight: 800;
  letter-spacing: -0.075em;
  line-height: 0.86;
}

h1 span {
  display: block;
}

.hero__outline {
  color: transparent;
  -webkit-text-stroke: clamp(1px, 0.12vw, 2px) var(--paper);
  paint-order: stroke fill;
}

.hero__context {
  display: grid;
  gap: clamp(2rem, 5vw, 4.5rem);
}

.hero__copy {
  color: var(--paper-dim);
  font-size: clamp(1rem, 1.35vw, 1.16rem);
}

.hero__copy p {
  margin: 0;
}

.hero__copy p + p {
  margin-top: 1.2rem;
}

.facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
  border-top: 1px solid var(--line);
}

.facts div {
  min-width: 0;
  padding: 1rem 0.5rem 0;
}

.facts div:first-child {
  padding-left: 0;
}

.facts dt,
.result-card dt {
  color: var(--paper-dim);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.facts dd {
  margin: 0.25rem 0 0;
  font-size: 1.2rem;
  font-weight: 700;
}

.prompt {
  padding-block: clamp(1rem, 3vw, 2rem) clamp(7rem, 13vw, 12rem);
}

.prompt__panel {
  display: grid;
  grid-template-columns: minmax(8rem, 0.35fr) minmax(0, 1.65fr);
  gap: clamp(2rem, 6vw, 7rem);
  padding: clamp(2rem, 5vw, 5rem);
  color: var(--paper);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.06), transparent 38%),
    var(--red-deep);
}

.prompt .section-index {
  color: rgba(255, 255, 255, 0.78);
}

.prompt h2 {
  margin: 0 0 clamp(2rem, 5vw, 4rem);
  font-size: clamp(1rem, 1.25vw, 1.2rem);
  font-weight: 600;
  letter-spacing: 0.01em;
}

.prompt blockquote {
  max-width: 24ch;
  margin: 0;
  font-size: clamp(1.75rem, 4.2vw, 4.6rem);
  font-weight: 600;
  letter-spacing: -0.045em;
  line-height: 1.06;
}

.results {
  padding-bottom: clamp(7rem, 13vw, 12rem);
}

.results__header {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(15rem, 0.6fr);
  gap: 3rem;
  align-items: end;
  margin-bottom: clamp(3rem, 6vw, 5rem);
}

.results .section-index {
  color: var(--red);
}

.results h2 {
  max-width: 12ch;
  margin: 0;
  font-size: clamp(2.5rem, 6vw, 6rem);
  letter-spacing: -0.06em;
  line-height: 0.95;
}

.results__header > p {
  max-width: 27rem;
  margin: 0;
  color: var(--paper-dim);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.result-card {
  --card-accent: rgba(244, 240, 234, 0.35);
  --card-wash: rgba(244, 240, 234, 0.018);
  min-width: 0;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--card-wash);
}

.result-card--legacy {
  --card-accent: #77716c;
  --card-wash: rgba(244, 240, 234, 0.018);
}

.result-card--gemini {
  --card-accent: var(--paper);
  --card-wash: rgba(244, 240, 234, 0.07);
}

.result-card--current {
  --card-accent: var(--red);
  --card-wash: rgba(227, 27, 42, 0.065);
}

.result-card--claude {
  --card-accent: #d97757;
  --card-wash: rgba(217, 119, 87, 0.06);
}

.result-card__link {
  position: relative;
  display: flex;
  min-height: 29rem;
  padding: clamp(1.5rem, 3.25vw, 3rem);
  flex-direction: column;
  background: linear-gradient(var(--card-accent), var(--card-accent)) top / 100% 0.24rem no-repeat;
  text-decoration: none;
  transition: background-color 180ms ease, transform 180ms ease;
}

.result-card__link:hover {
  z-index: 1;
  background-color: rgba(244, 240, 234, 0.055);
  transform: translateY(-0.4rem);
}

.result-card__link:focus-visible {
  z-index: 2;
  outline-color: var(--card-accent);
  outline-offset: -0.4rem;
}

.result-card__topline {
  display: flex;
  gap: 1rem;
  align-items: baseline;
  justify-content: space-between;
  font-family: var(--font-mono);
}

.result-card__number {
  color: var(--card-accent);
  font-size: clamp(2.5rem, 4vw, 4.5rem);
  line-height: 1;
}

.result-card__family {
  color: var(--paper-dim);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-align: right;
  text-transform: uppercase;
}

.result-card h3 {
  margin: auto 0 2rem;
  font-size: clamp(2.2rem, 3.3vw, 3.8rem);
  letter-spacing: -0.06em;
  line-height: 1;
}

.result-card dl {
  display: grid;
  gap: 0.8rem;
  margin: 0 0 2.25rem;
}

.result-card dl div {
  display: grid;
  grid-template-columns: minmax(5.5rem, 0.45fr) minmax(0, 1fr);
  gap: 1rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--line);
}

.result-card dd {
  min-width: 0;
  margin: 0;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.result-card__action {
  display: inline-flex;
  gap: 0.8rem;
  align-items: center;
  align-self: flex-start;
  font-size: 0.88rem;
  font-weight: 700;
}

.result-card__action::after {
  width: 2.5rem;
  height: 1px;
  background: var(--card-accent);
  content: "";
  transition: width 180ms ease;
}

.result-card__link:hover .result-card__action::after {
  width: 3.5rem;
}

.site-footer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 3rem;
  align-items: start;
  padding-block: 2.5rem 3.5rem;
  border-top: 1px solid var(--line);
  color: var(--paper-dim);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.site-footer p {
  max-width: 48rem;
  margin: 0;
}

.site-footer a {
  padding-block: 0.15rem;
  color: var(--paper);
  text-underline-offset: 0.25rem;
}

@supports not (-webkit-text-stroke: 1px white) {
  .hero__outline {
    color: var(--paper);
  }
}

@media (max-width: 56.25rem) {
  .hero {
    grid-template-columns: 1fr;
    gap: clamp(3rem, 9vw, 6rem);
    min-height: 0;
  }

  .hero__context {
    grid-template-columns: minmax(0, 1fr) minmax(17rem, 0.8fr);
    align-items: end;
  }

  .results__header {
    grid-template-columns: 1fr;
  }

  .card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 37.5rem) {
  .site-header {
    min-height: 4.5rem;
  }

  .hero {
    padding-block: 5rem 6rem;
  }

  h1 {
    font-size: clamp(3rem, 16vw, 4.5rem);
    line-height: 0.9;
  }

  .hero__context {
    grid-template-columns: 1fr;
  }

  .prompt__panel {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .prompt blockquote {
    font-size: clamp(1.65rem, 8.5vw, 2.6rem);
  }

  .card-grid {
    grid-template-columns: 1fr;
  }

  .result-card__link {
    min-height: 25rem;
  }

  .site-footer {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

@media (max-width: 22rem) {
  .site-header {
    display: grid;
    gap: 0.25rem;
    align-content: center;
    padding-block: 0.85rem;
  }

  .facts {
    grid-template-columns: 1fr;
  }

  .facts div,
  .facts div:first-child {
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--line);
  }
}

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

  .result-card__link,
  .result-card__action::after {
    transition: none;
  }

  .result-card__link:hover {
    transform: none;
  }
}