:root {
  color-scheme: dark;
  --bg: #07101d;
  --bg-deep: #050b14;
  --surface: #0d1828;
  --surface-2: #111f33;
  --surface-3: #15273e;
  --text: #f7f9fc;
  --muted: #a6b4c8;
  --muted-2: #72839d;
  --border: rgba(142, 169, 207, .18);
  --border-strong: rgba(142, 169, 207, .31);
  --cyan: #67e8f9;
  --blue: #78a8ff;
  --violet: #b58cff;
  --green: #71e6b1;
  --amber: #ffd37a;
  --danger: #ff8da1;
  --shadow: 0 24px 80px rgba(0, 0, 0, .28);
  --radius-sm: .8rem;
  --radius-md: 1.2rem;
  --radius-lg: 1.8rem;
  --shell: 1180px;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 78% -10%, rgba(73, 101, 255, .16), transparent 34rem),
    radial-gradient(circle at -8% 20%, rgba(22, 211, 238, .08), transparent 28rem),
    linear-gradient(180deg, #08111f 0%, #07101d 38%, #060d18 100%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

::selection {
  background: rgba(103, 232, 249, .25);
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 100;
  padding: .7rem 1rem;
  border-radius: .65rem;
  background: white;
  color: #06101d;
  font-weight: 800;
}

.skip-link:focus {
  top: 1rem;
}

.section-shell,
.nav-shell {
  width: min(var(--shell), calc(100% - 2.4rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(142, 169, 207, .1);
  background: rgba(6, 13, 24, .76);
  backdrop-filter: blur(18px);
}

.nav-shell {
  min-height: 4.8rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .75rem;
  color: var(--text);
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 2.2rem;
  height: 2.2rem;
  border: 1px solid rgba(103, 232, 249, .38);
  border-radius: .66rem;
  background:
    linear-gradient(135deg, rgba(103, 232, 249, .17), rgba(181, 140, 255, .1)),
    var(--surface);
  color: var(--cyan);
  font-size: .76rem;
  font-weight: 900;
  letter-spacing: -.02em;
  box-shadow: inset 0 1px rgba(255, 255, 255, .06);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.12;
}

.brand-copy strong {
  font-size: .98rem;
  letter-spacing: -.02em;
}

.brand-copy small {
  margin-top: .23rem;
  color: var(--muted-2);
  font-size: .68rem;
  letter-spacing: .02em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-size: .86rem;
  font-weight: 700;
}

.site-nav a {
  color: #c0cada;
  text-decoration: none;
  transition: color .18s ease, background .18s ease, border-color .18s ease;
}

.site-nav a:hover {
  color: white;
}

.site-nav .nav-cta {
  padding: .55rem .82rem;
  border: 1px solid var(--border-strong);
  border-radius: .65rem;
  background: rgba(255, 255, 255, .035);
  color: white;
}

.site-nav .nav-cta:hover {
  border-color: rgba(103, 232, 249, .46);
  background: rgba(103, 232, 249, .07);
}

.hero {
  min-height: calc(100vh - 4.8rem);
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(31rem, 1.08fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 5rem);
  padding-top: 5.5rem;
  padding-bottom: 5.5rem;
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.kicker,
.eyebrow {
  color: var(--cyan);
  font-weight: 850;
  font-size: .74rem;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  margin-bottom: 1.55rem;
  color: #bcd0e9;
  letter-spacing: .06em;
  text-transform: none;
}

.status-dot {
  width: .54rem;
  height: .54rem;
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 0 0 .27rem rgba(113, 230, 177, .11), 0 0 1.4rem rgba(113, 230, 177, .5);
}

.hero h1 {
  margin: 0;
  max-width: 11ch;
  font-size: clamp(3.6rem, 7vw, 7.2rem);
  line-height: .9;
  letter-spacing: -.07em;
  font-weight: 850;
}

.hero h1 span {
  color: transparent;
  background: linear-gradient(90deg, var(--cyan), var(--blue) 54%, var(--violet));
  background-clip: text;
  -webkit-background-clip: text;
}

.hero-lede {
  max-width: 42rem;
  margin: 1.8rem 0 0;
  color: #bcc8d9;
  font-size: clamp(1.03rem, 1.7vw, 1.22rem);
  line-height: 1.72;
}

.hero-actions,
.final-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: .75rem 1.05rem;
  border: 1px solid var(--border-strong);
  border-radius: .72rem;
  text-decoration: none;
  font-size: .88rem;
  font-weight: 800;
  transition: transform .18s ease, border-color .18s ease, background .18s ease, box-shadow .18s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button.primary {
  border-color: transparent;
  background: linear-gradient(135deg, #72e4ff, #7ba3ff);
  color: #07111f;
  box-shadow: 0 10px 30px rgba(91, 170, 255, .18);
}

.button.primary:hover {
  box-shadow: 0 12px 36px rgba(91, 170, 255, .28);
}

.button.secondary {
  background: rgba(255, 255, 255, .035);
  color: white;
}

.button.secondary:hover {
  border-color: rgba(103, 232, 249, .42);
  background: rgba(103, 232, 249, .06);
}

.button:focus-visible,
.site-nav a:focus-visible,
.text-link:focus-visible,
.brand:focus-visible {
  outline: 3px solid rgba(103, 232, 249, .42);
  outline-offset: 3px;
}

.hero-notes {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1rem;
  margin-top: 1.65rem;
  color: var(--muted-2);
  font-size: .76rem;
  font-weight: 700;
}

.hero-notes span::before {
  content: "·";
  margin-right: .5rem;
  color: var(--cyan);
}

.hero-visual {
  position: relative;
  min-width: 0;
}

.visual-glow {
  position: absolute;
  border-radius: 999px;
  filter: blur(50px);
  opacity: .18;
  pointer-events: none;
}

.glow-a {
  width: 18rem;
  height: 18rem;
  top: -3rem;
  right: 2rem;
  background: #6a75ff;
}

.glow-b {
  width: 14rem;
  height: 14rem;
  bottom: -2rem;
  left: 1rem;
  background: #1ee8e3;
}

.research-window {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(139, 171, 214, .2);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255,255,255,.035), rgba(255,255,255,.01)),
    rgba(8, 18, 31, .86);
  box-shadow:
    inset 0 1px rgba(255,255,255,.055),
    0 40px 100px rgba(0,0,0,.42);
}

.window-topbar {
  min-height: 3.2rem;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 0 1rem;
  border-bottom: 1px solid var(--border);
  color: var(--muted);
  font-size: .72rem;
  font-weight: 750;
}

.window-dots {
  display: flex;
  gap: .34rem;
}

.window-dots i {
  display: block;
  width: .48rem;
  height: .48rem;
  border-radius: 999px;
  background: #273852;
}

.window-dots i:nth-child(2) { background: #314766; }
.window-dots i:nth-child(3) { background: #3a5678; }

.window-mode {
  justify-self: end;
  color: var(--muted-2);
}

.curve-stage {
  padding: 1rem 1rem .85rem;
  border-bottom: 1px solid var(--border);
}

.curve-svg {
  display: block;
  width: 100%;
  height: auto;
  max-height: 14rem;
}

.grid-lines path {
  fill: none;
  stroke: rgba(150, 180, 220, .08);
  stroke-width: 1;
}

.curve-line {
  fill: none;
  stroke: url(#curveGradient);
  stroke-width: 3;
  stroke-linecap: round;
  opacity: .9;
}

.curve-line.ghost {
  opacity: .27;
  stroke-width: 2;
}

.point {
  fill: white;
  stroke: #73e9ff;
  stroke-width: 2;
}

.point.small {
  opacity: .82;
}

.curve-caption {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted-2);
  font-size: .69rem;
}

.mono {
  color: #cad7e8;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

.flow-stack {
  padding: .45rem;
}

.flow-row {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr) auto;
  align-items: center;
  gap: .75rem;
  min-height: 4.35rem;
  padding: .6rem .7rem;
  border-bottom: 1px solid rgba(142, 169, 207, .09);
}

.flow-row.finish {
  border-bottom: 0;
}

.flow-icon {
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border-radius: .58rem;
  background: rgba(255, 255, 255, .04);
  color: var(--muted);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: .66rem;
  font-weight: 900;
}

.flow-row strong {
  display: block;
  color: #edf3fb;
  font-size: .82rem;
}

.flow-row small {
  display: block;
  margin-top: .12rem;
  color: var(--muted-2);
  font-size: .69rem;
}

.evidence-tag {
  padding: .25rem .48rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: .6rem;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: .06em;
}

.heuristic { color: var(--amber); }
.exact { color: var(--cyan); }
.rigorous { color: var(--green); }
.proof { color: var(--violet); }

.evidence-tag.heuristic { background: rgba(255, 211, 122, .06); border-color: rgba(255, 211, 122, .22); }
.evidence-tag.exact { background: rgba(103, 232, 249, .06); border-color: rgba(103, 232, 249, .22); }
.evidence-tag.rigorous { background: rgba(113, 230, 177, .06); border-color: rgba(113, 230, 177, .22); }
.evidence-tag.proof { background: rgba(181, 140, 255, .07); border-color: rgba(181, 140, 255, .25); }

.signal-strip {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,.015);
}

.signal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.signal-grid > div {
  min-height: 10rem;
  padding: 2rem;
  border-right: 1px solid var(--border);
}

.signal-grid > div:first-child {
  padding-left: 0;
}

.signal-grid > div:last-child {
  border-right: 0;
  padding-right: 0;
}

.signal-number {
  display: block;
  color: white;
  font-size: 1.05rem;
  font-weight: 850;
  letter-spacing: -.025em;
}

.signal-grid p {
  max-width: 21rem;
  margin: .75rem 0 0;
  color: var(--muted);
  font-size: .88rem;
}

.content-section {
  padding-top: clamp(5.5rem, 9vw, 9rem);
  padding-bottom: clamp(5.5rem, 9vw, 9rem);
}

.section-heading {
  max-width: 49rem;
  margin-bottom: 3rem;
}

.section-heading h2,
.proof-copy h2,
.research-os h2,
.final-cta h2 {
  margin: .45rem 0 0;
  font-size: clamp(2.45rem, 5vw, 4.75rem);
  line-height: .98;
  letter-spacing: -.055em;
}

.section-heading > p:last-child,
.proof-copy > p,
.final-cta p {
  color: var(--muted);
}

.section-heading > p:last-child {
  max-width: 44rem;
  margin: 1.25rem 0 0;
  font-size: 1rem;
  line-height: 1.8;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: rgba(255,255,255,.012);
}

.feature-card {
  position: relative;
  min-height: 24rem;
  padding: clamp(1.6rem, 3vw, 2.6rem);
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background:
    radial-gradient(circle at 100% 0, rgba(120,168,255,.06), transparent 16rem),
    rgba(10, 20, 34, .36);
}

.feature-card:nth-child(2n) { border-right: 0; }
.feature-card:nth-last-child(-n+2) { border-bottom: 0; }

.feature-card.featured {
  background:
    radial-gradient(circle at 85% 15%, rgba(103,232,249,.08), transparent 15rem),
    linear-gradient(135deg, rgba(103,232,249,.035), rgba(124,156,255,.025)),
    rgba(10, 20, 34, .46);
}

.card-index {
  position: absolute;
  top: 1.55rem;
  right: 1.7rem;
  color: #40536f;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: .7rem;
  font-weight: 800;
}

.card-kicker {
  margin: 0 0 .85rem;
  color: var(--cyan);
  font-size: .7rem;
  font-weight: 850;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.feature-card h3,
.contribute-card h3,
.research-points h3,
.workspace-row h3 {
  margin: 0;
  color: #f2f6fc;
  letter-spacing: -.03em;
}

.feature-card h3 {
  max-width: 18ch;
  font-size: clamp(1.45rem, 2.4vw, 2.05rem);
  line-height: 1.12;
}

.feature-card > p:not(.card-kicker) {
  max-width: 35rem;
  margin: 1rem 0 0;
  color: var(--muted);
}

.mini-list {
  display: grid;
  gap: .55rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  color: #c2cede;
  font-size: .84rem;
}

.mini-list li {
  position: relative;
  padding-left: 1rem;
}

.mini-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .64em;
  width: .33rem;
  height: .33rem;
  border-radius: 50%;
  background: var(--cyan);
  opacity: .76;
}

.proof-section {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background:
    radial-gradient(circle at 0 50%, rgba(181,140,255,.07), transparent 28rem),
    rgba(255,255,255,.012);
}

.proof-layout {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: clamp(3rem, 7vw, 7rem);
  align-items: center;
}

.proof-copy h2 {
  max-width: 12ch;
}

.proof-copy .large-copy {
  margin-top: 1.5rem;
  color: #c9d5e5;
  font-size: 1.08rem;
  line-height: 1.78;
}

.evidence-ladder {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: rgba(8, 17, 30, .62);
  box-shadow: var(--shadow);
}

.ladder-row {
  display: grid;
  grid-template-columns: 1.15rem minmax(0, 1fr) auto;
  gap: .9rem;
  align-items: center;
  min-height: 5.1rem;
  padding: 1rem 1.2rem;
  border-bottom: 1px solid var(--border);
}

.ladder-row.final {
  border-bottom: 0;
  background: linear-gradient(90deg, rgba(181,140,255,.06), rgba(103,232,249,.03));
}

.ladder-dot {
  width: .58rem;
  height: .58rem;
  border-radius: 999px;
  background: currentColor;
  box-shadow: 0 0 0 .28rem currentColor;
  outline: .26rem solid transparent;
}

.ladder-row strong {
  display: block;
  font-size: .9rem;
}

.ladder-row small {
  display: block;
  margin-top: .18rem;
  color: var(--muted-2);
  font-size: .72rem;
}

.ladder-class {
  padding: .27rem .48rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted-2);
  font-size: .59rem;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: .06em;
}

.split-heading {
  max-width: none;
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 4rem;
  align-items: end;
}

.split-heading > p {
  margin-bottom: .25rem !important;
}

.plugin-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: .8rem;
}

.plugin-stat {
  padding: 1.6rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.018);
}

.plugin-stat strong {
  display: block;
  color: white;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1;
  letter-spacing: -.06em;
}

.plugin-stat span {
  display: block;
  margin-top: .35rem;
  color: var(--cyan);
  font-size: .72rem;
  font-weight: 850;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.plugin-stat p {
  margin: .9rem 0 0;
  color: var(--muted);
  font-size: .82rem;
}

.workspace-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: .8rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.workspace-row article {
  min-height: 12.5rem;
  padding: 1.3rem;
  border-right: 1px solid var(--border);
  background: rgba(255,255,255,.012);
}

.workspace-row article:last-child {
  border-right: 0;
}

.workspace-row span,
.contribute-label {
  color: var(--muted-2);
  font-size: .62rem;
  font-weight: 850;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.workspace-row h3 {
  margin-top: .75rem;
  font-size: 1.03rem;
}

.workspace-row p {
  margin: .65rem 0 0;
  color: var(--muted);
  font-size: .79rem;
}

.inline-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  margin-top: 1.3rem;
  padding: 1.4rem 1.5rem;
  border: 1px solid rgba(103,232,249,.16);
  border-radius: var(--radius-md);
  background: linear-gradient(90deg, rgba(103,232,249,.04), rgba(124,156,255,.025));
}

.inline-cta p {
  margin: 0;
  color: var(--muted);
  font-size: .86rem;
}

.inline-cta strong {
  color: #eef4fc;
}

.text-link {
  flex: 0 0 auto;
  color: var(--cyan);
  text-decoration: none;
  font-size: .82rem;
  font-weight: 850;
}

.text-link:hover {
  text-decoration: underline;
  text-underline-offset: .2rem;
}

.research-os {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background:
    radial-gradient(circle at 100% 70%, rgba(103,232,249,.06), transparent 28rem),
    #08111d;
}

.research-os-grid {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: clamp(3rem, 8vw, 8rem);
}

.research-os h2 {
  max-width: 10ch;
}

.research-points {
  display: grid;
  gap: 1rem;
}

.research-points article {
  display: grid;
  grid-template-columns: 2.8rem 1fr;
  gap: 1rem;
  padding: 1.2rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.018);
}

.research-icon {
  display: grid;
  place-items: center;
  width: 2.8rem;
  height: 2.8rem;
  border-radius: .8rem;
  background: rgba(103,232,249,.06);
  color: var(--cyan);
  font-size: 1.1rem;
}

.research-points h3 {
  font-size: 1rem;
}

.research-points p {
  margin: .42rem 0 0;
  color: var(--muted);
  font-size: .82rem;
}

.contribute-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.contribute-card {
  min-height: 19rem;
  padding: 1.7rem;
  border-right: 1px solid var(--border);
  background: rgba(255,255,255,.012);
}

.contribute-card:last-child {
  border-right: 0;
}

.contribute-card h3 {
  max-width: 15ch;
  margin-top: .9rem;
  font-size: 1.45rem;
  line-height: 1.15;
}

.contribute-card p {
  margin: .9rem 0 1.4rem;
  color: var(--muted);
  font-size: .86rem;
}

.final-cta {
  padding-top: 4rem;
  padding-bottom: 4rem;
}

.final-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
  padding: clamp(2rem, 5vw, 4rem);
  border: 1px solid rgba(103,232,249,.18);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 86% 20%, rgba(181,140,255,.12), transparent 20rem),
    radial-gradient(circle at 10% 80%, rgba(103,232,249,.08), transparent 18rem),
    #0b1727;
  box-shadow: var(--shadow);
}

.final-cta h2 {
  font-size: clamp(2.6rem, 5vw, 4.4rem);
}

.final-cta p {
  max-width: 40rem;
  margin: .9rem 0 0;
}

.final-actions {
  margin-top: 0;
  flex: 0 0 auto;
}

.site-footer {
  margin-top: 2rem;
  border-top: 1px solid var(--border);
  background: var(--bg-deep);
}

.footer-inner {
  min-height: 8rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 2rem;
  align-items: center;
}

.footer-inner > p {
  margin: 0;
  color: var(--muted-2);
  font-size: .75rem;
  text-align: center;
}

.footer-links {
  display: flex;
  gap: 1rem;
}

.footer-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: .75rem;
  font-weight: 750;
}

.footer-links a:hover {
  color: white;
}

@media (max-width: 980px) {
  .site-nav {
    gap: .85rem;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 5rem;
  }

  .hero h1 {
    max-width: 10ch;
  }

  .hero-visual {
    max-width: 44rem;
    width: 100%;
  }

  .proof-layout,
  .research-os-grid,
  .split-heading {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .workspace-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .workspace-row article:nth-child(2) {
    border-right: 0;
  }

  .workspace-row article:nth-child(-n+2) {
    border-bottom: 1px solid var(--border);
  }

  .plugin-stats {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

@media (max-width: 760px) {
  .section-shell,
  .nav-shell {
    width: min(100% - 1.3rem, var(--shell));
  }

  .nav-shell {
    min-height: 4.4rem;
  }

  .brand-copy small {
    display: none;
  }

  .site-nav {
    gap: .68rem;
    font-size: .76rem;
  }

  .site-nav .nav-optional {
    display: none;
  }

  .hero {
    padding-top: 3.8rem;
    padding-bottom: 4rem;
  }

  .hero h1 {
    font-size: clamp(3.2rem, 16vw, 5rem);
  }

  .hero-lede {
    font-size: .98rem;
  }

  .window-topbar {
    grid-template-columns: 1fr auto;
  }

  .window-topbar > span:nth-child(2) {
    display: none;
  }

  .flow-row {
    grid-template-columns: 1.8rem minmax(0, 1fr);
  }

  .flow-icon {
    width: 1.8rem;
    height: 1.8rem;
  }

  .evidence-tag {
    display: none;
  }

  .curve-caption {
    flex-direction: column;
    gap: .2rem;
  }

  .signal-grid,
  .feature-grid,
  .plugin-stats,
  .contribute-grid {
    grid-template-columns: 1fr;
  }

  .signal-grid > div {
    min-height: auto;
    padding: 1.5rem 0;
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .signal-grid > div:last-child {
    border-bottom: 0;
  }

  .feature-card {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--border) !important;
  }

  .feature-card:last-child {
    border-bottom: 0 !important;
  }

  .plugin-stat {
    min-height: auto;
  }

  .workspace-row {
    grid-template-columns: 1fr;
  }

  .workspace-row article {
    min-height: auto;
    border-right: 0 !important;
    border-bottom: 1px solid var(--border);
  }

  .workspace-row article:last-child {
    border-bottom: 0;
  }

  .inline-cta,
  .final-cta-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .contribute-card {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .contribute-card:last-child {
    border-bottom: 0;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding-top: 2rem;
    padding-bottom: 2rem;
  }

  .footer-inner > p {
    text-align: left;
  }
}

@media (max-width: 480px) {
  .site-nav a:not(.nav-cta) {
    display: none;
  }

  .hero-notes {
    display: grid;
    gap: .35rem;
  }

  .hero-actions,
  .final-actions {
    display: grid;
    width: 100%;
  }

  .button {
    width: 100%;
  }

  .research-window {
    border-radius: 1rem;
  }

  .curve-stage {
    padding: .75rem;
  }

  .section-heading h2,
  .proof-copy h2,
  .research-os h2,
  .final-cta h2 {
    font-size: clamp(2.25rem, 12vw, 3.6rem);
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }
}


/* Pipeline showcase */

.pipeline-showcase {
  padding-top: clamp(5.5rem, 9vw, 8.5rem);
  padding-bottom: clamp(5.5rem, 9vw, 8.5rem);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background:
    radial-gradient(circle at 86% 18%, rgba(120, 168, 255, .07), transparent 24rem),
    rgba(255,255,255,.012);
}

.pipeline-showcase-grid {
  display: grid;
  grid-template-columns: .82fr 1.18fr;
  gap: clamp(3rem, 7vw, 7rem);
  align-items: center;
}

.pipeline-copy h2 {
  max-width: 12ch;
  margin: .45rem 0 0;
  font-size: clamp(2.6rem, 5vw, 4.9rem);
  line-height: .96;
  letter-spacing: -.055em;
}

.pipeline-copy > p {
  color: var(--muted);
  line-height: 1.8;
}

.pipeline-copy .pipeline-lede {
  margin-top: 1.4rem;
  color: #c8d4e5;
  font-size: 1.05rem;
}

.pipeline-copy strong {
  color: #f3f7fc;
}

.pipeline-copy .text-link {
  display: inline-block;
  margin-top: .8rem;
}

.pipeline-builder-visual {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: rgba(8, 17, 30, .72);
  box-shadow: var(--shadow);
}

.pipeline-visual-head {
  min-height: 3.3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .75rem 1rem;
  border-bottom: 1px solid var(--border);
  color: #eaf1fb;
  font-size: .78rem;
  font-weight: 850;
}

.pipeline-module-count {
  color: var(--cyan);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: .67rem;
}

.pipeline-targets,
.pipeline-categories {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  padding: .8rem;
  border-bottom: 1px solid var(--border);
}

.pipeline-targets span,
.pipeline-categories span {
  padding: .28rem .48rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255,255,255,.018);
  color: var(--muted-2);
  font-size: .61rem;
  font-weight: 800;
}

.pipeline-targets span:first-child {
  color: var(--cyan);
  border-color: rgba(103,232,249,.22);
  background: rgba(103,232,249,.05);
}

.pipeline-lane {
  display: grid;
  grid-template-columns: minmax(0,1fr) auto minmax(0,1fr) auto minmax(0,1fr);
  gap: .55rem;
  align-items: center;
  padding: .75rem .8rem 0;
}

.pipeline-lane + .pipeline-lane {
  padding-top: .55rem;
  padding-bottom: .8rem;
}

.pipeline-stage {
  min-height: 6.5rem;
  padding: .85rem;
  border: 1px solid var(--border);
  border-radius: .85rem;
  background: rgba(255,255,255,.018);
}

.pipeline-stage-final {
  border-color: rgba(181,140,255,.25);
  background: rgba(181,140,255,.05);
}

.stage-kind {
  display: block;
  color: var(--cyan);
  font-size: .56rem;
  font-weight: 850;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.pipeline-stage strong {
  display: block;
  margin-top: .45rem;
  color: #edf3fb;
  font-size: .76rem;
  line-height: 1.25;
}

.pipeline-stage small {
  display: block;
  margin-top: .32rem;
  color: var(--muted-2);
  font-size: .61rem;
}

.pipeline-arrow {
  color: #4c607f;
  font-size: .85rem;
}

.pipeline-categories {
  border-top: 1px solid var(--border);
  border-bottom: 0;
  justify-content: center;
}

@media (max-width: 980px) {
  .pipeline-showcase-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .pipeline-lane {
    grid-template-columns: 1fr;
  }

  .pipeline-arrow {
    display: none;
  }

  .pipeline-stage {
    min-height: auto;
  }
}


/* Serious research instruments */

.research-instruments {
  padding-top: clamp(5.5rem, 9vw, 8rem);
  padding-bottom: clamp(5.5rem, 9vw, 8rem);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background:
    radial-gradient(circle at 8% 10%, rgba(103,232,249,.035), transparent 25rem),
    rgba(255,255,255,.008);
}

.instruments-heading {
  align-items: end;
}

.instrument-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .8rem;
}

.instrument-card {
  min-height: 26rem;
  padding: 1.55rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.014);
}

.instrument-head {
  display: grid;
  grid-template-columns: 2.3rem 1fr;
  gap: .9rem;
  align-items: start;
}

.instrument-index {
  display: grid;
  place-items: center;
  width: 2.3rem;
  height: 2.3rem;
  border: 1px solid var(--border);
  border-radius: .7rem;
  color: var(--cyan);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: .65rem;
  font-weight: 900;
}

.instrument-kicker {
  display: block;
  color: var(--cyan);
  font-size: .61rem;
  font-weight: 850;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.instrument-card h3 {
  margin: .38rem 0 0;
  color: white;
  font-size: clamp(1.35rem, 2.3vw, 1.9rem);
  line-height: 1.12;
  letter-spacing: -.035em;
}

.instrument-card > p {
  margin: 1.2rem 0 0;
  color: var(--muted);
  font-size: .84rem;
  line-height: 1.75;
}

.instrument-proof-stack {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .42rem;
  margin-top: 1.45rem;
  padding: .95rem;
  border: 1px solid var(--border);
  border-radius: .9rem;
  background: rgba(255,255,255,.012);
}

.proof-chip {
  padding: .3rem .5rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: .6rem;
  font-weight: 850;
}

.proof-chip.heuristic { color: var(--amber); }
.proof-chip.exact { color: var(--cyan); }
.proof-chip.rigorous { color: var(--green); }
.proof-chip.proof { color: var(--violet); }

.proof-sep {
  color: var(--muted-2);
  font-size: .7rem;
}

.lattice-sketch {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: .45rem;
  margin-top: 1.45rem;
}

.lattice-sketch div {
  min-height: 5.2rem;
  padding: .8rem;
  border: 1px solid var(--border);
  border-radius: .8rem;
  background: rgba(255,255,255,.012);
}

.lattice-sketch strong,
.lattice-sketch span {
  display: block;
}

.lattice-sketch strong {
  color: white;
  font-size: .74rem;
}

.lattice-sketch span {
  margin-top: .3rem;
  color: var(--muted-2);
  font-size: .62rem;
}

.quartic-sketch {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  gap: .35rem;
  align-items: center;
  margin-top: 1.45rem;
  padding: .95rem;
  border: 1px solid var(--border);
  border-radius: .9rem;
  background: rgba(255,255,255,.012);
}

.quartic-sketch span {
  color: #eaf1fb;
  font-size: .64rem;
  font-weight: 750;
  text-align: center;
}

.quartic-sketch i {
  color: var(--muted-2);
  font-style: normal;
}

.instrument-note {
  display: block;
  margin-top: .7rem;
  color: var(--amber);
  font-size: .62rem;
  font-weight: 750;
}

.library-artifact-fan {
  display: grid;
  place-items: center;
  margin-top: 1.35rem;
  min-height: 5.5rem;
}

.library-artifact-fan img {
  display: block;
  width: min(100%, 11.5rem);
  height: auto;
}

.library-flow {
  margin-top: .85rem;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: .9rem;
  background: rgba(255,255,255,.012);
}

.library-flow-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1.2fr;
  gap: .45rem;
  align-items: center;
  padding: 1rem .95rem;
}

.library-flow-row span {
  color: #eaf1fb;
  font-size: .63rem;
  font-weight: 750;
  text-align: center;
}

.library-flow-row i {
  color: var(--muted-2);
  font-style: normal;
}


@media (max-width: 980px) {
  .instrument-grid {
    grid-template-columns: 1fr;
  }

  .instrument-card {
    min-height: auto;
  }
}

@media (max-width: 760px) {
  .quartic-sketch {
    grid-template-columns: 1fr;
  }

  .quartic-sketch i,
  .library-flow-row i {
    display: none;
  }

  .library-flow-row {
    grid-template-columns: 1fr;
    gap: .6rem;
  }

}


/* Rank Hunter brand lockup */

.brand-logo {
  display: block;
  width: auto;
  height: 2.45rem;
  flex: 0 0 auto;
}

.brand-wordmark {
  color: var(--text);
  font-family: "Space Grotesk", "Avenir Next", "Segoe UI Variable Display", ui-sans-serif, system-ui, sans-serif;
  font-size: 1.14rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.055em;
  white-space: nowrap;
}

.nav-disabled {
  color: var(--muted-2);
  cursor: default;
  opacity: .72;
  user-select: none;
}

@media (max-width: 760px) {
  .brand-logo {
    height: 2.2rem;
  }

  .brand-wordmark {
    font-size: 1.02rem;
  }
}


/* Compact nav state + icon-only appearance control */

.site-nav a:not(.nav-cta) {
  position: relative;
  padding: .45rem .08rem;
}

.site-nav a:not(.nav-cta)[aria-current="page"] {
  color: var(--cyan);
}

.site-nav a:not(.nav-cta)[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: .05rem;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
}

.site-nav .nav-cta[aria-current="page"] {
  border-color: var(--cyan);
  background: rgba(103, 232, 249, .08);
  color: var(--cyan);
}

.theme-toggle {
  width: 2.45rem;
  min-width: 2.45rem;
  height: 2.45rem;
  min-height: 2.45rem;
  padding: 0;
  border-radius: 999px;
}

.theme-toggle-icon {
  width: auto;
  height: auto;
  font-size: 1.05rem;
  line-height: 1;
}

.theme-toggle-label {
  display: none !important;
}


/* 2026-10-03 navigation refinement */

.brand-logo {
  height: 1.95rem;
}

.theme-toggle {
  width: 2.3rem;
  min-width: 2.3rem;
  height: 2.3rem;
  min-height: 2.3rem;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.theme-toggle:hover {
  border: 0;
  background: transparent;
  box-shadow: none;
}

.theme-toggle-icon {
  font-size: 1.55rem;
  line-height: 1;
}

.theme-toggle[aria-pressed="false"] .theme-toggle-icon {
  opacity: .62;
}

.theme-toggle[aria-pressed="true"] .theme-toggle-icon {
  opacity: 1;
}

@media (max-width: 760px) {
  .brand-logo {
    height: 1.8rem;
  }

  .theme-toggle {
    width: 2.15rem;
    min-width: 2.15rem;
    height: 2.15rem;
    min-height: 2.15rem;
  }

  .theme-toggle-icon {
    font-size: 1.4rem;
  }
}


/* Real product screenshots */

.theme-shot {
  display: block;
  width: 100%;
  height: auto;
}

.theme-shot-dark {
  display: none;
}

html[data-theme="dark"] .theme-shot-light {
  display: none;
}

html[data-theme="dark"] .theme-shot-dark {
  display: block;
}

.hero-product-shot {
  max-width: 43rem;
  justify-self: end;
}

.product-shot-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 1.15rem;
  background: var(--surface);
  box-shadow:
    0 34px 90px rgba(0, 0, 0, .24),
    0 10px 28px rgba(24, 72, 156, .10);
  transform: perspective(1200px) rotateY(-2.4deg) rotateX(.7deg);
  transform-origin: center center;
}

.product-shot-bar {
  min-height: 2.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .65rem .9rem;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  background: var(--surface);
  font-size: .68rem;
  font-weight: 850;
}

.product-shot-meta {
  color: var(--muted-2);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: .6rem;
  font-weight: 700;
}

.product-shot-viewport {
  position: relative;
  overflow: hidden;
  background: var(--surface-2);
}

.dashboard-shot .product-shot-viewport {
  aspect-ratio: 600 / 698;
}

.product-shot-caption {
  margin: .7rem .2rem 0;
  color: var(--muted-2);
  font-size: .65rem;
  font-weight: 750;
  text-align: right;
}

.pipeline-product-shot {
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.pipeline-shot-viewport {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
}

.pipeline-shot-viewport .theme-shot {
  width: 100%;
}

.pipeline-product-shot .pipeline-categories {
  margin: 0;
}

.footer-navlike {
  min-height: 5.2rem;
}

.footer-license {
  color: var(--muted-2) !important;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: .67rem !important;
  font-weight: 750;
  letter-spacing: .03em;
}

@media (max-width: 980px) {
  .hero-product-shot {
    justify-self: start;
    max-width: 42rem;
  }

  .product-shot-frame {
    transform: none;
  }
}

@media (max-width: 760px) {
  .product-shot-bar {
    min-height: 2.4rem;
  }

  .product-shot-meta {
    display: none;
  }

  .product-shot-caption {
    text-align: left;
  }

  .footer-navlike {
    grid-template-columns: 1fr auto;
    gap: 1rem;
    padding-top: 1.2rem;
    padding-bottom: 1.2rem;
  }

  .footer-license {
    grid-column: 1 / -1;
    grid-row: 2;
    text-align: left !important;
  }
}


/* 2026-10-04 homepage finishing pass */

.hero {
  grid-template-columns: minmax(0, 1fr);
  justify-items: center;
  align-content: center;
  gap: 2.2rem;
  min-height: auto;
  padding-top: clamp(5rem, 8vw, 7.5rem);
  padding-bottom: clamp(4.5rem, 7vw, 6.5rem);
}

.hero-copy {
  width: min(100%, 64rem);
  text-align: center;
}

.hero h1 {
  max-width: 15ch;
  margin-inline: auto;
  font-size: clamp(3.9rem, 7.4vw, 7.6rem);
  line-height: .9;
}

.hero-lede {
  max-width: 49rem;
  margin-inline: auto;
}

.hero-actions-download {
  align-items: flex-start;
  justify-content: center;
  gap: 1rem;
}

.hero-download-stack {
  display: grid;
  gap: .52rem;
  justify-items: center;
}

.hero-download-button {
  gap: 1rem;
  min-width: 18.5rem;
  padding-inline: 1.1rem .82rem;
}

.hero-version {
  display: inline-grid;
  place-items: center;
  min-height: 1.8rem;
  padding: 0 .62rem;
  border: 1px solid rgba(255, 255, 255, .28);
  border-radius: .5rem;
  background: rgba(255, 255, 255, .14);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: .66rem;
  font-weight: 850;
  letter-spacing: .01em;
}

.hero-linux-link {
  color: var(--muted-2);
  font-size: .73rem;
  font-weight: 750;
  text-decoration: none;
}

.hero-linux-link:hover {
  color: var(--cyan);
}

.hero-product-shot {
  width: min(100%, 31.25rem);
  max-width: 31.25rem;
  justify-self: center;
}

.dashboard-shot {
  width: 100%;
  transform: none;
}

.dashboard-crop-viewport {
  position: relative;
  overflow: hidden;
  width: 100%;
  aspect-ratio: 1.08 / 1;
  background: var(--surface-2);
}

.dashboard-crop-viewport .theme-shot {
  width: 120%;
  max-width: none;
  height: auto;
  transform: translateX(-16.6%);
}

.hero-pillars {
  width: min(100%, 64rem);
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.hero-pillars span {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .6rem;
  min-height: 4.2rem;
  padding: .8rem 1rem;
  color: var(--text-secondary, var(--muted));
  font-size: .75rem;
  font-weight: 800;
  text-align: center;
}

.hero-pillars span + span {
  border-left: 1px solid var(--border);
}

.hero-pillars i {
  width: .42rem;
  height: .42rem;
  flex: 0 0 auto;
  border-radius: 999px;
  background: var(--blue);
  box-shadow: 0 0 0 .22rem color-mix(in srgb, var(--blue) 8%, transparent);
}

@media (max-width: 760px) {
  .hero {
    padding-top: 4rem;
    padding-bottom: 4.25rem;
  }

  .hero h1 {
    font-size: clamp(3.25rem, 15vw, 5.2rem);
  }

  .hero-actions-download {
    width: 100%;
    align-items: center;
  }

  .hero-download-stack,
  .hero-download-button,
  .hero-actions-download > .button.secondary {
    width: min(100%, 24rem);
  }

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

  .hero-pillars span:nth-child(3) {
    border-left: 0;
    border-top: 1px solid var(--border);
  }

  .hero-pillars span:nth-child(4) {
    border-top: 1px solid var(--border);
  }
}


/* Keep the final homepage hero as two deliberate lines. */
.hero h1 {
  max-width: 17.5ch;
}


/* 2026-10-04 return Dashboard to the right of the hero on desktop. */
@media (min-width: 981px) {
  .hero {
    grid-template-columns: minmax(0, 1.1fr) minmax(24rem, .9fr);
    justify-items: stretch;
    align-items: center;
    column-gap: clamp(2.5rem, 5vw, 5.5rem);
    row-gap: 2.5rem;
  }

  .hero-copy {
    width: auto;
    text-align: left;
  }

  .hero h1 {
    max-width: 11.7ch;
    margin-inline: 0;
    font-size: clamp(4.4rem, 6.1vw, 6.8rem);
  }

  .hero-lede {
    max-width: 42rem;
    margin-inline: 0;
  }

  .hero-actions-download {
    justify-content: flex-start;
  }

  .hero-download-stack {
    justify-items: start;
  }

  .hero-product-shot {
    width: min(100%, 30rem);
    max-width: 30rem;
    justify-self: end;
  }

  .hero-pillars {
    grid-column: 1 / -1;
    justify-self: center;
    margin-top: .4rem;
  }
}


/* Final desktop hero line-fit polish. */
@media (min-width: 981px) {
  .hero {
    grid-template-columns: minmax(0, 1.16fr) minmax(23rem, .84fr);
    column-gap: clamp(2.25rem, 4vw, 4.75rem);
  }

  .hero-copy {
    min-width: 0;
    overflow: visible;
  }

  .hero h1 {
    max-width: 12.4ch;
    padding-right: .12em;
    font-size: clamp(4.35rem, 5.9vw, 6.55rem);
    overflow: visible;
  }

  .hero h1 span {
    padding-right: .06em;
    -webkit-box-decoration-break: clone;
    box-decoration-break: clone;
  }

  .hero-product-shot {
    width: min(100%, 29.5rem);
    max-width: 29.5rem;
  }
}


/* 2026-10-04 animated elliptic-curve hero */

.hero-math-visual {
  position: relative;
  width: min(100%, 31rem);
  max-width: 31rem;
  justify-self: center;
}

.hero-curve-stage {
  position: relative;
  width: 100%;
  aspect-ratio: 520 / 430;
  isolation: isolate;
}

.hero-curve-svg {
  display: block;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.hero-graph-surface {
  fill: color-mix(in srgb, var(--surface) 92%, transparent);
  stroke: color-mix(in srgb, var(--border) 92%, transparent);
  stroke-width: 1.2;
}

.hero-grid {
  opacity: .72;
}

.hero-grid-line {
  fill: none;
  stroke: color-mix(in srgb, var(--muted-2) 18%, transparent);
  stroke-width: 1;
}

.hero-axis {
  stroke: color-mix(in srgb, var(--muted-2) 38%, transparent);
  stroke-width: 1.25;
}

.hero-equation {
  fill: var(--muted-2);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 13px;
  font-weight: 750;
  letter-spacing: .01em;
}

.hero-curve-stop-a {
  stop-color: var(--blue);
}

.hero-curve-stop-b {
  stop-color: var(--cyan);
}

.hero-curve-stop-c {
  stop-color: var(--violet);
}

.hero-curve-line {
  fill: none;
  stroke: url(#hero-curve-gradient);
  stroke-width: 5.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  filter: drop-shadow(0 8px 14px color-mix(in srgb, var(--blue) 14%, transparent));
  animation: heroCurveDraw 12s cubic-bezier(.2,.75,.25,1) infinite;
}

.hero-point {
  opacity: 0;
  transform-box: fill-box;
  transform-origin: center;
}

.hero-point-one {
  animation: heroPointOne 12s ease infinite;
}

.hero-point-two {
  animation: heroPointTwo 12s ease infinite;
}

.hero-point-three {
  animation: heroPointThree 12s ease infinite;
}

.hero-point-halo {
  fill: color-mix(in srgb, var(--blue) 11%, transparent);
  stroke: color-mix(in srgb, var(--blue) 42%, transparent);
  stroke-width: 1.2;
}

.hero-point-core {
  fill: var(--blue);
  stroke: var(--surface);
  stroke-width: 2.5;
}

.hero-point-ring {
  fill: color-mix(in srgb, var(--violet) 8%, transparent);
  stroke: var(--violet);
  stroke-width: 2.2;
}

.hero-point-core-final {
  fill: var(--violet);
}

.hero-callout-line {
  fill: none;
  stroke: color-mix(in srgb, var(--violet) 58%, var(--border));
  stroke-width: 1.5;
  stroke-dasharray: 5 6;
  opacity: 0;
  animation: heroCalloutLine 12s ease infinite;
}

.hero-research-event {
  position: absolute;
  right: .9rem;
  bottom: 1.1rem;
  z-index: 3;
  width: min(15.2rem, 56%);
  padding: .85rem .9rem .8rem;
  border: 1px solid color-mix(in srgb, var(--violet) 22%, var(--border));
  border-radius: .9rem;
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  box-shadow: 0 18px 44px color-mix(in srgb, var(--text) 10%, transparent);
  opacity: 0;
  transform: translateY(10px) scale(.98);
  transform-origin: right bottom;
  backdrop-filter: blur(12px);
  animation: heroResearchEvent 12s cubic-bezier(.2,.75,.25,1) infinite;
}

.hero-event-label {
  display: block;
  margin-bottom: .55rem;
  color: var(--violet);
  font-size: .52rem;
  font-weight: 900;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.hero-research-event > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: .8rem;
  padding: .27rem 0;
}

.hero-research-event > div + div {
  border-top: 1px solid color-mix(in srgb, var(--border) 72%, transparent);
}

.hero-research-event > div span {
  color: var(--muted);
  font-size: .61rem;
  font-weight: 750;
}

.hero-research-event > div strong {
  color: var(--text);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: .72rem;
  font-weight: 900;
  white-space: nowrap;
}

@keyframes heroCurveDraw {
  0%, 3% { stroke-dashoffset: 1; opacity: .18; }
  13%, 91% { stroke-dashoffset: 0; opacity: 1; }
  96%, 100% { stroke-dashoffset: 0; opacity: .18; }
}

@keyframes heroPointOne {
  0%, 15% { opacity: 0; transform: scale(.45); }
  18%, 91% { opacity: 1; transform: scale(1); }
  96%, 100% { opacity: 0; transform: scale(.72); }
}

@keyframes heroPointTwo {
  0%, 23% { opacity: 0; transform: scale(.45); }
  27%, 91% { opacity: 1; transform: scale(1); }
  96%, 100% { opacity: 0; transform: scale(.72); }
}

@keyframes heroPointThree {
  0%, 31% { opacity: 0; transform: scale(.38); }
  35% { opacity: 1; transform: scale(1.16); }
  39%, 91% { opacity: 1; transform: scale(1); }
  96%, 100% { opacity: 0; transform: scale(.72); }
}

@keyframes heroCalloutLine {
  0%, 34% { opacity: 0; }
  39%, 91% { opacity: 1; }
  96%, 100% { opacity: 0; }
}

@keyframes heroResearchEvent {
  0%, 38% { opacity: 0; transform: translateY(10px) scale(.98); }
  43%, 91% { opacity: 1; transform: translateY(0) scale(1); }
  96%, 100% { opacity: 0; transform: translateY(7px) scale(.99); }
}

@media (min-width: 981px) {
  .hero-math-visual {
    width: min(100%, 31.5rem);
    max-width: 31.5rem;
    justify-self: end;
  }
}

@media (max-width: 760px) {
  .hero-math-visual {
    width: min(100%, 28rem);
  }

  .hero-research-event {
    right: .6rem;
    bottom: .65rem;
    width: min(14rem, 61%);
    padding: .72rem .76rem .68rem;
  }

  .hero-research-event > div span {
    font-size: .56rem;
  }

  .hero-research-event > div strong {
    font-size: .66rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-curve-line,
  .hero-point,
  .hero-callout-line,
  .hero-research-event {
    animation: none !important;
  }

  .hero-curve-line {
    stroke-dashoffset: 0;
    opacity: 1;
  }

  .hero-point,
  .hero-callout-line,
  .hero-research-event {
    opacity: 1;
    transform: none;
  }
}


/* 2026-10-04 interactive Pipeline module explorer */

.pipeline-module-explorer {
  min-width: 0;
  height: 52rem;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.module-explorer-head {
  min-height: 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex: 0 0 auto;
  padding: .9rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.module-explorer-head > div {
  min-width: 0;
}

.module-explorer-kicker {
  display: block;
  color: var(--cyan);
  font-size: .57rem;
  font-weight: 850;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.module-explorer-head strong {
  display: block;
  margin-top: .2rem;
  color: var(--text);
  font-size: .88rem;
}

.module-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: .42rem;
  flex: 0 0 auto;
  padding: .8rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.module-filter {
  appearance: none;
  padding: .34rem .56rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--muted-2);
  font: inherit;
  font-size: .6rem;
  font-weight: 800;
  line-height: 1.1;
  cursor: pointer;
  transition: border-color .16s ease, background .16s ease, color .16s ease, transform .16s ease;
}

.module-filter:hover {
  color: var(--text);
  border-color: color-mix(in srgb, var(--cyan) 30%, var(--border));
  transform: translateY(-1px);
}

.module-filter.is-active {
  color: var(--cyan);
  border-color: color-mix(in srgb, var(--cyan) 32%, var(--border));
  background: color-mix(in srgb, var(--cyan) 8%, var(--surface));
}

.module-filter:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--cyan) 24%, transparent);
  outline-offset: 2px;
}

.pipeline-module-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-auto-rows: 8rem;
  align-content: start;
  gap: .55rem;
  flex: 1 1 auto;
  min-height: 0;
  padding: .8rem;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-gutter: stable;
  background: var(--surface);
}

.pipeline-module-card {
  min-width: 0;
  height: 8rem;
  padding: .82rem;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: .82rem;
  background: var(--surface-2);
}

.pipeline-module-card[hidden] {
  display: none;
}

.pipeline-module-card > span {
  display: block;
  color: var(--cyan);
  font-size: .53rem;
  font-weight: 850;
  letter-spacing: .085em;
  text-transform: uppercase;
}

.pipeline-module-card strong {
  display: block;
  margin-top: .42rem;
  color: var(--text);
  font-size: .76rem;
  line-height: 1.3;
}

.pipeline-module-card p {
  display: -webkit-box;
  margin: .42rem 0 0;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  color: var(--muted);
  font-size: .61rem;
  line-height: 1.55;
}

.pipeline-module-list::-webkit-scrollbar {
  width: .55rem;
}

.pipeline-module-list::-webkit-scrollbar-track {
  background: transparent;
}

.pipeline-module-list::-webkit-scrollbar-thumb {
  border: 2px solid transparent;
  border-radius: 999px;
  background: color-mix(in srgb, var(--muted-2) 42%, transparent);
  background-clip: padding-box;
}

@media (max-width: 980px) {
  .pipeline-module-explorer {
    height: 46rem;
  }
}

@media (max-width: 760px) {
  .pipeline-module-explorer {
    height: 42rem;
  }

  .pipeline-module-list {
    grid-template-columns: 1fr;
    grid-auto-rows: 7.5rem;
  }

  .module-explorer-head {
    align-items: flex-start;
  }

  .pipeline-module-card {
    height: 7.5rem;
  }
}