:root {
  --ink: #090909;
  --paper: #fff;
  --blue: #296daf;
  --line: 1px;
  --Rf: Baskerville, "Baskerville Old Face", "Libre Baskerville", Georgia, serif;
  --Af: "IBM Plex Serif", "IBM Plex Serif ExtraLight", Georgia, serif;
  --Sf: "Inter Display", Inter, Helvetica, Arial, sans-serif;
  --header-pad: clamp(20px, 3vw, 34px);
  --page-pad: clamp(28px, 8vw, 122px);
  --article-width: 836px;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  scroll-behavior: smooth;
  background: var(--paper);
  color: var(--ink);
}

body {
  margin: 0;
}

a,
button {
  color: inherit;
}

button {
  font: inherit;
}

.Body-Ax {
  min-height: 100vh;
  overflow-x: hidden;
  background: var(--paper);
}

.Site-Bx {
  position: relative;
  min-height: 100vh;
  isolation: isolate;
  background: rgba(255, 255, 255, 0.2);
}

.Site-Bx::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background: url("./assets/ras/rasbg.png") center / cover no-repeat;
  opacity: 0.28;
  pointer-events: none;
}

.Head-Cx {
  position: sticky;
  top: 0;
  z-index: 30;
  padding: var(--header-pad) clamp(24px, 4vw, 64px) 14px;
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid rgba(9, 9, 9, 0.12);
  backdrop-filter: blur(8px);
}

.Title-Dx {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  min-height: 58px;
  border-bottom: 3px solid var(--ink);
}

.Brand-Ex {
  display: flex;
  align-items: baseline;
  gap: 0.34em;
  min-width: 0;
  padding-bottom: 6px;
  line-height: 0.92;
  white-space: nowrap;
  text-decoration: none;
}

.Tt_ROMAN {
  font: 400 clamp(2.2rem, 3.1vw, 4rem) / 1 var(--Rf);
  letter-spacing: -0.045em;
}

.Tt_applied {
  font: 200 clamp(2rem, 2.9vw, 3.8rem) / 1 var(--Af);
  letter-spacing: -0.055em;
}

.Tt_Sciences {
  font: 500 clamp(2rem, 2.75vw, 3.65rem) / 1 var(--Sf);
  letter-spacing: -0.055em;
}

.Logo-Eo {
  display: block;
  margin: 0 0 8px auto;
  user-select: none;
}

.Logo-Eo img {
  display: block;
  width: clamp(118px, 11vw, 180px);
  height: auto;
}

.Buttons-Dx {
  display: flex;
  align-items: baseline;
  gap: 0.36em;
  padding-top: 8px;
  font-size: clamp(1.45rem, 2vw, 2.35rem);
  line-height: 1;
  white-space: nowrap;
}

.Buttons-Dx button {
  border: 0;
  padding: 0;
  background: transparent;
  cursor: pointer;
}

.St_innovation {
  font-family: var(--Rf);
  font-weight: 600;
  letter-spacing: -0.035em;
  text-transform: uppercase;
}

.St_enablement {
  font-family: var(--Af);
  font-weight: 200;
  letter-spacing: -0.035em;
}

.St_music {
  font-family: var(--Sf);
  font-weight: 600;
  letter-spacing: -0.045em;
}

.Nav-Cx {
  position: fixed;
  top: var(--menu-top, 129px);
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 25;
  overflow-y: auto;
  padding: clamp(28px, 5vw, 72px) clamp(26px, 6vw, 90px);
  background: rgba(255, 255, 255, 0.97);
  visibility: hidden;
  opacity: 0;
  transform: translateY(-10px);
  transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
}

.Site-Bx.is-open .Nav-Cx {
  visibility: visible;
  opacity: 1;
  transform: none;
}

.Bt_close-Do,
.Bt_explore-Do {
  border: var(--line) solid var(--ink);
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--ink);
  font: 600 0.78rem / 1 var(--Sf);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
}

.Bt_close-Do:hover,
.Bt_explore-Do:hover {
  background: var(--ink);
  color: var(--paper);
}

.Tree-Dx,
.Branch-Fx {
  margin: 0;
  padding: 0;
  list-style: none;
}

.Tree-Dx {
  display: grid;
  gap: clamp(28px, 4vw, 54px);
  margin-top: 32px;
}

.Grp-Ex {
  opacity: 0;
  transform: translateY(14px);
}

.Nav-Cx.is-cascade .Grp-Ex {
  animation: reveal 420ms ease forwards;
  animation-delay: var(--delay, 0ms);
}

.Branch-Fx {
  display: grid;
  gap: 14px;
  margin-top: 14px;
}

.Item-Gx {
  opacity: 0;
  transform: translateY(10px);
}

.Nav-Cx.is-cascade .Item-Gx {
  animation: reveal 360ms ease forwards;
  animation-delay: var(--delay, 0ms);
}

.Item-Gx a {
  font: 400 clamp(1.4rem, 2.6vw, 2.5rem) / 1.2 var(--Af);
  text-decoration: none;
}

.Item-Gx a:hover {
  text-decoration: underline;
  text-underline-offset: 0.14em;
}

.Hero-Cx {
  position: relative;
  min-height: calc(100vh - 150px);
}

.Line-Dx {
  position: absolute;
  top: 30px;
  left: clamp(42px, 5.8vw, 94px);
  width: min(20vw, 320px);
  height: min(50vh, 445px);
  border-left: 3px solid var(--ink);
  border-bottom: 3px solid var(--ink);
}

.Art-Do {
  display: block;
  width: auto;
  max-width: 100%;
  height: 80vh;
  margin-inline: auto;
  object-fit: scale-down;
  object-position: left;
  user-select: none;
  pointer-events: none;
}

.Bt_explore-Do {
  position: absolute;
  right: clamp(24px, 5vw, 74px);
  bottom: clamp(24px, 5vw, 68px);
}

.Articles-Cx {
  display: grid;
}

.Ranges-Dx,
.Promptstack-Dx,
.Nodarama-Dx,
.AuthMor-Dx,
.Music-Dx {
  min-height: 100vh;
  padding: clamp(72px, 8vw, 118px) var(--page-pad);
  border-top: 1px solid rgba(9, 9, 9, 0.08);
  scroll-margin-top: calc(var(--menu-top, 129px) + 24px);
}

.label {
  display: inline-block;
  margin-bottom: 24px;
  font: 600 0.78rem / 1 var(--Sf);
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.Title {
  max-width: 980px;
  margin: 0;
  font: 400 clamp(4rem, 8vw, 8rem) / 0.92 var(--Rf);
  letter-spacing: -0.055em;
}

.preface {
  max-width: 760px;
  margin: 28px 0 0;
  font: 200 clamp(1.75rem, 2.6vw, 2.2rem) / 1.35 var(--Af);
  letter-spacing: -0.03em;
}

.article {
  width: min(var(--article-width), 100%);
  margin-top: 40px;
  padding: clamp(34px, 4vw, 50px);
  background: rgba(255, 255, 255, 0.8);
  border: var(--line) solid rgba(9, 9, 9, 0.72);
  backdrop-filter: blur(2px);
}

.Section-Fx:first-child {
  margin-top: 0;
}

.Section-Fx {
  margin-top: 52px;
}

.subtitle,
.Titlesmall {
  margin: 0 0 22px;
  font: 600 clamp(2rem, 3vw, 2.65rem) / 1.06 var(--Sf);
  letter-spacing: -0.045em;
}

.text {
  margin: 0 0 18px;
  font: 300 clamp(1.22rem, 1.65vw, 1.55rem) / 1.55 var(--Af);
  letter-spacing: -0.015em;
}

.text:last-child {
  margin-bottom: 0;
}

.terminal {
  margin: 26px 0;
  padding: 22px;
  overflow-x: auto;
  border-left: 4px solid var(--ink);
  background: rgba(9, 9, 9, 0.94);
  color: #f7f7f7;
  font: 500 0.96rem / 1.65 "IBM Plex Mono", Consolas, monospace;
  white-space: pre;
}

.callout {
  margin: 30px 0;
  padding: 20px 24px;
  border-left: 4px solid var(--blue);
  background: rgba(41, 109, 175, 0.08);
  font: 400 clamp(1.18rem, 1.9vw, 1.55rem) / 1.45 var(--Af);
}

.list {
  margin: 20px 0 30px;
  padding-left: 1.25em;
  font: 300 clamp(1.18rem, 1.6vw, 1.5rem) / 1.5 var(--Af);
}

.list li + li {
  margin-top: 10px;
}

.subtext {
  display: block;
  margin-top: 30px;
  font: 500 0.78rem / 1.5 var(--Sf);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.72;
}

.articlebutton {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 20px;
  border: 2px solid var(--ink);
  background: rgba(255, 255, 255, 0.82);
  color: var(--ink);
  font: 600 0.95rem / 1.2 var(--Sf);
  letter-spacing: 0.04em;
  text-align: center;
  text-decoration: none;
}

.button:hover {
  background: var(--ink);
  color: var(--paper);
}

.button[aria-disabled="true"] {
  opacity: 0.45;
  cursor: not-allowed;
}

.Art-Fo,
.Logo-Fo {
  display: block;
  max-width: 100%;
  height: auto;
}

.Logo-Fo {
  width: min(420px, 100%);
  margin-bottom: 30px;
}

.video {
  display: block;
  width: 100%;
  margin-top: 30px;
  border: var(--line) solid var(--ink);
  background: var(--ink);
  aspect-ratio: 16 / 9;
  object-fit: contain;
}

.Placeholder-Ex {
  width: min(var(--article-width), 100%);
  margin-top: 42px;
  padding: clamp(28px, 4vw, 48px);
  border: var(--line) solid rgba(9, 9, 9, 0.72);
  background: rgba(255, 255, 255, 0.8);
}

.Musicsection-Fx + .Musicsection-Fx {
  margin-top: 42px;
}

@keyframes reveal {
  to {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 760px) {
  .Head-Cx {
    padding-inline: 18px;
  }

  .Title-Dx {
    align-items: flex-start;
    gap: 12px;
  }

  .Brand-Ex {
    gap: 0.2em;
  }

  .Logo-Eo {
    display: none;
  }

  .Buttons-Dx {
    flex-wrap: wrap;
    font-size: 1.2rem;
  }

  .Hero-Cx {
    min-height: 70vh;
  }

  .Art-Do {
    height: 66vh;
  }

  .Ranges-Dx,
  .Promptstack-Dx,
  .Nodarama-Dx,
  .AuthMor-Dx,
  .Music-Dx {
    padding-inline: 22px;
  }

  .article,
  .Placeholder-Ex {
    padding: 24px;
  }

  .Title {
    font-size: clamp(3.2rem, 17vw, 5.8rem);
  }

  .preface {
    font-size: clamp(1.35rem, 6vw, 1.8rem);
  }

  .subtitle,
  .Titlesmall {
    font-size: clamp(1.7rem, 7vw, 2.25rem);
  }

  .text,
  .list {
    font-size: 1.1rem;
  }
}