@font-face {
  font-family: Roboto;
  src: url("assets/roboto-regular.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: Roboto;
  src: url("assets/roboto-bold.woff2") format("woff2");
  font-weight: 700;
  font-display: swap;
}

@font-face {
  font-family: Roboto;
  src: url("assets/roboto-black.woff2") format("woff2");
  font-weight: 900;
  font-display: swap;
}

:root {
  --night: #080808;
  --panel-dark: #181919;
  --hover-dark: #282a2b;
  --ink: #111213;
  --body: #414548;
  --silver: #a5acaf;
  --silver-light: #d6d9da;
  --silver-surface: #edefef;
  --paper: #fafafa;
  --line: #c7ccce;
  --line-dark: #515759;
  --on-dark: #c6cbcd;
  --white: #fff;
  --shell: 1220px;
  --space: clamp(1.25rem, 4.15vw, 4.125rem);
  --header: 5rem;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--night);
  color: var(--white);
  font: 400 1rem/1.55 Roboto, Inter, system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
button { font: inherit; }
img, video { display: block; max-width: 100%; height: auto; }
h1, h2, h3, h4, p, figure, dd { margin: 0; }
:focus-visible { outline: 3px solid #767676; outline-offset: 5px; }
section[id], main[id], #blueprint-example { scroll-margin-top: calc(var(--header) + .5rem); }
.shell { width: min(var(--shell), 100% - 2 * var(--space)); margin-inline: auto; }
.section-pad { padding-block: clamp(4rem, 8vw, 7.75rem); }

.skip-link {
  position: fixed;
  z-index: 12;
  top: .5rem;
  left: .5rem;
  padding: .75rem 1rem;
  background: var(--white);
  color: var(--ink);
  transform: translateY(-160%);
}

.skip-link:focus { transform: translateY(0); }

.site-header {
  z-index: 10;
  position: sticky;
  top: 0;
  background: #080808f5;
  border-bottom: 1px solid var(--line-dark);
  backdrop-filter: blur(12px);
}

.header-inner {
  min-height: var(--header);
  display: flex;
  align-items: center;
  gap: 2.25rem;
}

.brand {
  flex-shrink: 0;
  display: grid;
  justify-items: center;
  gap: .25rem;
}

.brand img { width: min(13rem, 40vw); filter: brightness(0) invert(1); }
.brand-credit { color: var(--on-dark); font-size: .75rem; line-height: 1.2; white-space: nowrap; }
.brand-credit strong { color: var(--white); }

.nav { display: flex; align-items: center; gap: clamp(1.125rem, 3vw, 2.5rem); margin-inline: auto; }
.nav a, .text-link, .caption-link, .contact-email { text-decoration: none; }
.nav a { font-size: .9375rem; color: var(--on-dark); }
.nav a:hover, .contact-email:hover, .caption-link:hover { color: var(--white); text-decoration: underline; text-underline-offset: .2em; }

.button {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  gap: .65rem;
  padding: .7rem 1rem;
  border: 1px solid transparent;
  border-radius: .25rem;
  font-size: .9375rem;
  font-weight: 700;
  line-height: 1.25;
  text-decoration: none;
  white-space: normal;
  transition: background-color .18s ease, border-color .18s ease;
}

.button span { flex-shrink: 0; font-size: 1.1em; line-height: 1; }
.button-nav { min-height: 2.6rem; border-color: var(--line-dark); color: var(--white); }
.button-nav:hover { background-color: var(--hover-dark); border-color: var(--silver); }
.button-primary { background: var(--silver-light); color: var(--ink); border-color: var(--silver); }
.button-primary:hover { background: var(--white); border-color: var(--white); }

.hero {
  position: relative;
  overflow: clip;
  isolation: isolate;
  background: linear-gradient(105deg, var(--night) 27%, var(--panel-dark) 72%, var(--hover-dark));
}

.hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 12% -6% 10% 45%;
  border-block: 1px solid #a5acaf43;
  background-image: repeating-linear-gradient(90deg, #a5acaf29 0 1px, transparent 1px 12.5%),
    repeating-linear-gradient(90deg, #a5acaf66 0 1px, transparent 1px 3%);
  background-size: 100% 100%, 100% 6px;
  background-position: center;
  background-repeat: no-repeat;
  transform: skewX(-14deg);
  mask-image: linear-gradient(90deg, transparent, #000 25%);
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(1rem, 3.6vw, 4rem);
  align-items: center;
  padding-block: clamp(4.25rem, 8.5vw, 8rem);
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: .575rem;
  margin-block-end: 1.15rem;
  color: var(--silver-light);
  font-size: .73rem;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: .133em;
  text-transform: uppercase;
}

.eyebrow::before { content: ""; flex: 0 0 1.25rem; height: 2px; background: currentColor; }

.hero h1 {
  margin-inline-start: -.057em;
  color: var(--white);
  font-size: clamp(3.8rem, 7vw, 7.1rem);
  font-weight: 900;
  line-height: .925;
  letter-spacing: -.073em;
}

.hero h1 span { color: var(--silver); }
.hero-deck { max-width: 29.75rem; margin-top: 1.55rem; color: var(--on-dark); font-size: clamp(1.1rem, 1.5vw, 1.26rem); line-height: 1.56; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: .8rem 1.35rem; margin-top: 1.8rem; }
.text-link, .caption-link, .step-media figcaption a, .output-link { display: inline-flex; align-items: center; gap: .4rem; }
.caption-link, .step-media figcaption a, .output-link { padding-inline-end: .2rem; }
.text-link { padding: .7rem 0; color: var(--silver-light); font-size: .9375rem; font-weight: 700; }
.text-link:hover { text-decoration: underline; text-underline-offset: .2em; }

.hero-media {
  background: var(--panel-dark);
  border: 1px solid var(--line-dark);
  border-top: 2px solid var(--silver);
  border-radius: .35rem;
  box-shadow: 0 1.75rem 4.25rem #0009;
  min-width: 0;
  align-self: center;
}

.media-bar, .hero-caption { display: flex; align-items: center; gap: .475rem; padding: .6875rem .95rem; }
.media-bar {
  font-size: .69rem;
  line-height: 1.4;
  font-weight: 700;
  letter-spacing: .11em;
  color: var(--white);
}

.media-marker {
  width: .46rem;
  height: .46rem;
  background: var(--silver);
  border-radius: 50%;
}

.media-bar-note {
  margin-left: auto;
  color: var(--on-dark);
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
}

.hero-preview { display: block; position: relative; background: var(--night); }
.hero-preview img { width: 100%; }
.play {
  display: grid;
  width: 3rem;
  aspect-ratio: 1;
  position: absolute;
  inset: auto .85rem .85rem auto;
  place-items: center;
  border: 1px solid var(--silver);
  border-radius: 50%;
  background: #080808de;
  box-shadow: 0 .175rem .8rem #0005;
  transition: background-color .18s ease, transform .18s ease;
}

.play::before {
  content: "";
  margin-inline-start: .2rem;
  width: 0;
  height: 0;
  border-left: .65rem solid var(--white);
  border-block: .42rem solid transparent;
}

.hero-preview:hover .play { background: var(--hover-dark); transform: scale(1.08); }
.hero-caption { justify-content: space-between; gap: .5rem 1rem; font-size: .79rem; color: var(--on-dark); }
.caption-link { color: var(--silver-light); font-weight: 700; flex-shrink: 0; }

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

.proposal-facts > div { display: flex; align-items: baseline; flex-wrap: wrap; gap: .3rem .875rem; padding: 1.4rem clamp(.7rem, 2vw, 2rem); }
.proposal-facts > div:first-child { padding-inline-start: 0; }
.proposal-facts > div + div { border-left: 1px solid var(--line-dark); }
.proposal-facts dt { color: var(--silver-light); font-size: clamp(1.7rem, 3.5vw, 2.6rem); font-weight: 900; letter-spacing: -.055em; line-height: 1; }
.proposal-facts dt small { font-size: .56em; font-weight: 700; letter-spacing: -.025em; }
.proposal-facts dd { color: var(--on-dark); line-height: 1.35; }

.journey { background: var(--silver-surface); color: var(--ink); }
.section-intro { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1fr); gap: .95rem clamp(2rem, 6vw, 7rem); align-items: end; }
.section-intro h2, .ask h2 {
  margin-inline-start: -.045em;
  font-size: clamp(3.1rem, 6.5vw, 6rem);
  line-height: .95;
  font-weight: 900;
  letter-spacing: -.07em;
}
.journey-intro h2 { font-size: clamp(2.5rem, 4.55vw, 4.75rem); }
.journey .eyebrow, .pilot .eyebrow { color: var(--body); }
.section-intro p:not(.eyebrow) { color: var(--body); font-size: clamp(1.06rem, 1.55vw, 1.25rem); line-height: 1.63; }
.section-intro p.annotation { margin-top: .65rem; color: var(--body); font-size: .875rem; }

.journey-tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: .35rem;
  margin-top: clamp(1.75rem, 4.4vw, 3.625rem);
  padding: .35rem;
  background: #e2e5e6;
  border: 1px solid var(--line);
  border-radius: .4rem;
}

.journey-tabs button {
  cursor: pointer;
  display: flex;
  gap: .65rem;
  align-items: center;
  text-align: left;
  border: 0;
  border-radius: .24rem;
  padding: .8rem .9rem;
  color: var(--ink);
  background: none;
  min-height: 3.1rem;
  font-size: .95rem;
  font-weight: 700;
  line-height: 1.25;
}

.journey-tabs button:not([aria-selected="true"]):hover { background: var(--silver-light); }
.journey-tabs button[aria-selected="true"] { color: var(--white); background: var(--ink); }
.journey-tabs span { color: var(--body); font-size: .73rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.journey-tabs button[aria-selected="true"] span { color: var(--silver-light); }

.journey-step {
  display: grid;
  grid-template-columns: minmax(0, .7fr) minmax(0, 1.15fr);
  align-items: center;
  gap: clamp(1.4rem, 4vw, 4.75rem);
  min-height: clamp(23rem, 36vw, 30rem);
  padding-block: clamp(1.3rem, 4vw, 3.3rem) .35rem;
}

.step-copy h3 { font-size: clamp(1.75rem, 3.2vw, 2.85rem); font-weight: 900; letter-spacing: -.054em; line-height: 1.09; }
.step-copy p { margin-top: 1rem; color: var(--body); }
.step-copy p.step-result {
  margin-top: 1.375rem;
  padding: .8rem 1.1rem;
  border-left: 3px solid var(--line-dark);
  background: #e2e5e6;
  color: var(--ink);
  font-size: .94rem;
}
.step-result strong { display: block; }
.step-media {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: .45rem;
  background: var(--white);
  box-shadow: 0 1rem 2.125rem #00000014;
}

.step-media > a { display: block; }
.step-media > a:focus-visible { outline-offset: -4px; }
.step-media img { width: 100%; }
.step-media figcaption {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: .5rem 1rem;
  padding: .7rem .975rem;
  border-top: 1px solid var(--line);
  color: var(--body);
  font-size: .85rem;
}

.step-media figcaption a { flex-shrink: 0; color: var(--ink); font-weight: 700; text-decoration-thickness: 1px; text-underline-offset: .15em; }

.sample-plan {
  --sample-padding: clamp(1.2rem, 3.3vw, 2.25rem);
  width: 100%;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: .45rem;
  background: var(--paper);
  box-shadow: 0 1rem 2.125rem #00000014;
}

.sample-header { padding: var(--sample-padding); color: var(--white); background: var(--ink); }
.sample-header .eyebrow { margin-block-end: .55rem; color: var(--silver-light); }
.sample-header h4 { font-size: clamp(1.6rem, 3.3vw, 2.8rem); font-weight: 900; letter-spacing: -.055em; line-height: 1.05; }
.sample-blueprint { margin: 0; padding: .1rem var(--sample-padding); }
.sample-blueprint > div { display: grid; grid-template-columns: 7rem minmax(0, 1fr); gap: .25rem 1rem; padding-block: .85rem; }
.sample-blueprint > div + div { border-top: 1px solid var(--line); }
.sample-blueprint dt { color: var(--ink); font-weight: 700; }
.sample-blueprint dd { color: var(--body); }
.sample-plan h5 { margin: 0; padding: .7rem var(--sample-padding); border-block: 1px solid var(--line); background: var(--silver-surface); font-size: 1rem; }
.sample-plan ol { padding: 0; margin: 0; list-style: none; }
.sample-plan li { display: grid; grid-template-columns: 4rem minmax(0, 1fr); gap: .9rem; padding: .95rem var(--sample-padding); color: var(--ink); }
.sample-plan li + li { border-top: 1px solid var(--line); }
.sample-plan li span { color: var(--body); font-weight: 700; }

.platform {
  color: var(--white);
  background: var(--panel-dark);
}

.platform .section-intro p:not(.eyebrow) { color: var(--on-dark); }
.platform-features {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.15rem clamp(1rem, 3vw, 2.5rem);
  margin: clamp(1.75rem, 4vw, 3.25rem) 0 0;
  padding: 0;
  list-style: none;
}

.platform-features li { padding-top: .95rem; border-top: 1px solid var(--silver); }
.platform-features h3, .curriculum-examples dt { font-size: 1.1rem; font-weight: 700; line-height: 1.3; }
.platform-features p, .curriculum-examples dd { margin-top: .45rem; color: var(--on-dark); font-size: .95rem; }

.curriculum {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 1.4rem clamp(2rem, 5vw, 4.5rem);
  margin-top: clamp(2rem, 5vw, 4rem);
  padding: clamp(1.3rem, 3.5vw, 2.75rem);
  border: 1px solid var(--line-dark);
  border-top: 2px solid var(--silver);
  border-radius: .35rem;
  background: var(--night);
}

.curriculum h3 { font-size: clamp(1.75rem, 3.5vw, 3rem); font-weight: 900; letter-spacing: -.045em; line-height: 1.08; }
.curriculum p { margin-top: .9rem; color: var(--on-dark); }
.curriculum-examples { margin: 0; }
.curriculum-examples > div + div { margin-top: .8rem; padding-top: .8rem; border-top: 1px solid var(--line-dark); }
.curriculum-examples dd { margin-top: .25rem; }

.offer-example { grid-column: 1 / -1; padding-top: 1rem; border-top: 1px solid var(--line-dark); }
.offer-example summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .8rem;
  list-style: none;
  cursor: pointer;
  color: var(--silver-light);
  font-weight: 700;
}
.offer-example summary::marker { content: ""; }
.offer-example summary::-webkit-details-marker { display: none; }
.offer-example summary:hover, .offer-example[open] summary { color: var(--white); }
.offer-example table {
  width: 100%;
  margin-top: .9rem;
  border-collapse: collapse;
  table-layout: fixed;
  color: var(--on-dark);
  font-size: .9rem;
  line-height: 1.45;
}
.offer-example th, .offer-example td { padding: .65rem clamp(.35rem, 1.4vw, .85rem); border-bottom: 1px solid var(--line-dark); text-align: left; vertical-align: top; }
.offer-example th { color: var(--white); }
.offer-example thead { background: var(--panel-dark); }
.offer-example thead th:first-child { width: clamp(3.75rem, 18%, 10rem); }
.offer-questions strong { display: block; margin-bottom: .2rem; color: var(--white); }

.pilot { color: var(--ink); background: var(--paper); }
.pilot-commitment {
  margin-top: clamp(1.7rem, 4vw, 3.25rem);
  padding: 1rem clamp(1rem, 2.25vw, 1.65rem);
  border-left: 3px solid var(--line-dark);
  background: var(--silver-surface);
}
.pilot-commitment h3 { font-size: 1.1rem; line-height: 1.25; }
.pilot-commitment p { margin-top: .4rem; color: var(--body); }
.pilot-commitment strong { color: var(--ink); }
.pilot-timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: clamp(1.25rem, 3vw, 2rem) 0 0;
  padding: 0;
  list-style: none;
  border-block: 1px solid var(--line);
}
.pilot-timeline li { padding: 1.4rem clamp(.75rem, 2vw, 1.75rem) 1.6rem; }
.pilot-timeline li:first-child { padding-inline-start: 0; }
.pilot-timeline li + li { border-left: 1px solid var(--line); }
.week { color: var(--body); font-size: .745rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.pilot-timeline h3, .pilot-roles h3, .pilot-measure h3 { margin-top: .45rem; font-size: 1.15rem; font-weight: 900; letter-spacing: -.025em; line-height: 1.25; }
.pilot-timeline p, .pilot-roles p, .pilot-measure p { margin-top: .45rem; color: var(--body); font-size: .95rem; line-height: 1.55; }

.pilot-roles { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem clamp(1.5rem, 6vw, 5rem); margin-block: 1.75rem 2.2rem; }
.pilot-roles article { border-top: 2px solid var(--silver); padding-top: .6rem; }

.pilot-measure {
  display: grid;
  grid-template-columns: minmax(0, .4fr) minmax(0, 1fr);
  gap: 1.5rem 2rem;
  align-items: center;
  padding: clamp(1.175rem, 3.5vw, 2.25rem);
  border-left: .25rem solid var(--line-dark);
  background: var(--silver-surface);
}

.pilot-target { display: grid; gap: .3rem; color: var(--ink); }
.pilot-target strong { font-size: clamp(2.5rem, 5vw, 4.55rem); line-height: 1; font-weight: 900; letter-spacing: -.07em; }
.pilot-target span { color: var(--body); font-size: .9rem; }

.ask {
  border-top: 2px solid var(--silver);
  background: linear-gradient(105deg, var(--night) 40%, var(--panel-dark));
}
.ask-inner { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, .85fr); gap: 2rem 4rem; align-items: end; }
.ask h2 { color: var(--white); }
.ask p:not(.eyebrow) { max-width: 34.5rem; margin-top: 1.2rem; color: var(--on-dark); font-size: 1.05rem; }
.ask-contact { border-left: 1px solid var(--line-dark); padding-left: clamp(1.15rem, 3vw, 2.75rem); }
.ask-contact strong { color: var(--white); }
.contact-email { display: inline-block; margin-top: .35rem; color: var(--silver-light); }
.site-footer { border-top: 1px solid var(--line-dark); color: var(--on-dark); }
.footer-inner { display: flex; justify-content: space-between; gap: .5rem 1rem; flex-wrap: wrap; padding-block: 1.3rem; font-size: .85rem; }
.footer-inner a { color: var(--silver-light); font-weight: 700; text-underline-offset: .2em; }

.media-dialog {
  overflow: auto;
  width: min(75rem, calc(100% - 1.5rem));
  max-height: calc(100% - 1.5rem);
  padding: 0;
  border: 1px solid var(--silver);
  border-radius: .5rem;
  color: var(--white);
  background: var(--panel-dark);
  box-shadow: 0 2rem 6rem #0008;
}

.media-dialog::backdrop { background: #080808e5; }
.dialog-head { display: flex; justify-content: space-between; gap: 1rem; align-items: center; padding: .55rem 1rem; border-bottom: 1px solid var(--line-dark); }
.dialog-head h2 { font-size: 1.05rem; font-weight: 700; }
.dialog-head form { margin: 0; }
.dialog-close {
  min-width: 2.65rem;
  min-height: 2.65rem;
  padding: 0;
  border-radius: .25rem;
  border: 1px solid var(--line-dark);
  background: var(--hover-dark);
  color: var(--white);
  font-size: 1.55rem;
  line-height: 1;
  cursor: pointer;
}

.dialog-content video, .dialog-image { width: 100%; max-height: 74vh; object-fit: contain; background: var(--night); }
.dialog-content p { padding: .75rem 1rem; color: var(--on-dark); font-size: .9rem; }

@media (max-width: 910px) {
  .hero h1 { font-size: clamp(3.6rem, 8.1vw, 5.35rem); }
  .hero-inner { padding-block: 3.7rem; }
  .hero-actions { gap: .6rem 1rem; }
  .journey-step { min-height: 22rem; gap: 1.35rem; }
}

@media (max-width: 735px) {
  :root { --header: 4.25rem; }
  .header-inner { gap: .8rem; justify-content: space-between; }
  .brand img { width: min(11rem, 41vw); }
  .nav { display: none; }
  .button-nav { min-height: 2.35rem; padding: .5rem .7rem; font-size: .82rem; }
  .hero-inner, .section-intro, .journey-step, .curriculum, .ask-inner { grid-template-columns: minmax(0, 1fr); }
  .hero-inner { gap: 2.05rem; padding-block: 3rem 2.3rem; }
  .hero h1 { font-size: clamp(3.65rem, 11.75vw, 6.15rem); }
  .hero-deck { margin-top: 1.1rem; }
  .hero-actions { margin-top: 1.25rem; }
  .hero-media { max-width: 38rem; }
  .hero-caption { font-size: .75rem; }
  .proposal-facts > div { align-content: start; padding-block: 1rem; }
  .proposal-facts dd { font-size: .78rem; }
  .section-intro { align-items: start; }
  .eyebrow { margin-block-end: .8rem; }
  .journey-tabs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .journey-tabs button { min-height: 2.85rem; padding: .65rem .7rem; font-size: .87rem; }
  .journey-step { align-items: start; min-height: 0; }
  .step-result { max-width: 39rem; }
  .platform-features, .pilot-timeline { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pilot-timeline li { padding: 1.1rem .875rem; }
  .pilot-timeline li:nth-child(odd) { padding-inline-start: 0; border-left: 0; }
  .pilot-timeline li:nth-child(n+3) { border-top: 1px solid var(--line); }
}

@media (max-width: 400px) {
  .hero h1 { font-size: clamp(3.05rem, 12.65vw, 4rem); }
  .eyebrow { font-size: .65rem; }
  .eyebrow::before { flex-basis: .85rem; }
  .proposal-facts > div { flex-direction: column; justify-content: start; align-items: start; }
  .proposal-facts dt { font-size: 1.6rem; }
  .sample-blueprint > div { grid-template-columns: minmax(0, 1fr); }
  .platform-features, .pilot-roles, .pilot-measure { grid-template-columns: minmax(0, 1fr); gap: 1.05rem; }
  .ask-contact { padding-left: .9rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0s !important; scroll-behavior: auto !important; }
}

.output-link {
  margin-top: .95rem;
  color: var(--ink);
  font-size: .94rem;
  font-weight: 700;
  text-underline-offset: .18em;
}

.arrow {
  display: inline-block;
  position: relative;
  width: .8rem;
  height: .7rem;
  flex-shrink: 0;
  transform: rotate(-45deg);
}

.arrow::before, .arrow::after { content: ""; position: absolute; }
.arrow::before { inset: calc(50% - .75px) 1px auto 0; height: 1.5px; background: currentColor; }
.arrow::after {
  top: 50%;
  right: 1px;
  width: .36rem;
  height: .36rem;
  border-top: 1.5px solid;
  border-right: 1.5px solid;
  transform: translateY(-50%) rotate(45deg);
}
.arrow-down { transform: rotate(90deg); }
.arrow-up, .offer-example[open] summary .arrow { transform: rotate(-90deg); }

/* A2X + Education Pals background */
.partnership { background: var(--night); border-top: 1px solid var(--line-dark); }
.partnership-inner { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1fr); gap: 2rem clamp(2rem, 6vw, 7rem); align-items: start; }
.partnership h2 { max-width: 13ch; font-size: clamp(2rem, 4.2vw, 3.6rem); font-weight: 900; line-height: 1.05; letter-spacing: -.045em; }
.partnership-copy { color: var(--on-dark); font-size: clamp(1rem, 1.3vw, 1.125rem); line-height: 1.7; }
.partnership-copy p + p { margin-top: 1.15rem; }
@media (max-width: 760px) {
  .partnership-inner { grid-template-columns: 1fr; gap: 1.75rem; }
  .partnership h2 { max-width: 18ch; }
}