/* Homepage journey. Retains the public site's shared typography and brand palette. */
.experience { --max: 1440px; }
.experience .hero { grid-template-columns: 1.12fr 1fr; align-items: center; gap: 4vw; padding-block: clamp(64px, 8vw, 120px) 72px; overflow: hidden; }
.experience .hero::before { background: radial-gradient(ellipse at 85% 45%, #e1eeeb, transparent 60%); mask-image: none; }
.experience .hero h1 { font-size: clamp(48px, 5.2vw, 84px); line-height: 1.03; letter-spacing: -.045em; }
.experience .hero .lead { max-width: 33em; font-size: 18px; }
.experience .hero .fine { max-width: 36em; font-size: 13px; }
.engineering-scene { position: relative; padding: 24px 0 16px; border-block: 1px solid #c7d9d6; }
.engineering-scene svg { display: block; width: 100%; height: auto; }
.scene-caption, .scene-footer { display: flex; justify-content: space-between; gap: 16px; font: 10px/1.6 var(--mono); color: var(--teal-ink); }
.scene-caption { letter-spacing: .06em; }
.scene-footer { color: var(--muted); }
.scene-routes { stroke-dasharray: 7 5; animation: route-arrive 2.5s ease-out both; }
@keyframes route-arrive { from { opacity: 0; stroke-dashoffset: 80; } to { opacity: 1; stroke-dashoffset: 0; } }
.experience-proof { display: grid; grid-template-columns: repeat(3, 1fr); gap: 36px; padding: 28px var(--gutter); background: #fff; border-block: 1px solid var(--line); }
.experience-proof p { margin: 0; font-size: 14px; }
.experience-proof span { display: block; margin-bottom: 8px; color: var(--teal-ink); font: 10px/1.5 var(--mono); letter-spacing: .12em; }
.challenge-section { padding: 100px var(--gutter); background: #fff; }
.challenge-heading { display: grid; grid-template-columns: 1.1fr 1fr; column-gap: 8%; align-items: end; margin-bottom: 44px; }
.challenge-heading .kicker { grid-column: 1 / -1; }
.challenge-heading h2 { margin: 18px 0 0; font-size: clamp(38px, 4vw, 60px); line-height: 1.06; }
.challenge-heading > p { max-width: 29em; color: var(--muted); margin: 0 0 6px; }
.challenge-explorer { display: grid; grid-template-columns: .9fr 1.1fr; gap: 8%; }
.challenge-options { padding: 0; border: 0; margin: 0; min-width: 0; }
.challenge-options legend { font: 12px var(--mono); color: var(--muted); margin-bottom: 16px; }
.challenge-options label { position: relative; display: block; cursor: pointer; }
.challenge-options input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.challenge-options label > span { display: flex; align-items: center; gap: 18px; padding: 27px 20px; border-top: 1px solid var(--line); font: 12px var(--mono); color: var(--muted); transition: background .2s, color .2s; }
.challenge-options label:last-child > span { border-bottom: 1px solid var(--line); }
.challenge-options b { font: 600 18px/1.4 var(--font); color: var(--ink); }
.challenge-options i { margin-left: auto; font-style: normal; font-size: 22px; }
.challenge-options label:hover > span { background: var(--paper); }
.challenge-options input:checked + span { background: var(--navy); border-color: var(--navy); color: var(--mint); }
.challenge-options input:checked + span b { color: white; }
.challenge-options input:focus-visible + span { outline: 3px solid var(--teal); outline-offset: 4px; }
.challenge-results { min-width: 0; }
.challenge-result { padding: 30px 36px; background: var(--paper); border: 1px solid var(--line); border-radius: 4px; }
.challenge-result + .challenge-result { margin-top: 24px; }
.experience-ready .challenge-result { margin-top: 0; }
.challenge-result[hidden] { display: none; }
.challenge-result h3 { margin: 16px 0; font-family: var(--display); font-weight: 400; font-size: clamp(28px, 2.8vw, 40px); line-height: 1.12; letter-spacing: -.025em; }
.challenge-result p { color: var(--muted); font-size: 16px; }
.challenge-result ol { list-style: none; padding: 0; margin: 24px 0; display: grid; gap: 12px; }
.challenge-result li { display: grid; grid-template-columns: 90px 1fr; gap: 12px; font-size: 14px; }
.challenge-result li span { color: var(--teal-ink); font-weight: 600; }
.challenge-result .button { gap: 12px; }
.challenge-result > .text-link { display: flex; margin-top: 10px; font-size: 13px; }
.experience .firststep-in { padding-block: 88px; }
.experience .firststep-head h2 { font-size: clamp(30px, 3vw, 42px); }
.experience .card { border-top: 3px solid var(--teal); border-radius: 4px; transition: transform .25s, box-shadow .25s; }
.experience .card:hover, .experience .card:focus-within { transform: translateY(-5px); box-shadow: 0 18px 40px #0a1c3510; }
.experience .number { letter-spacing: .14em; text-transform: uppercase; }
.experience .firststep-grid article { border-radius: 4px; }
.experience .wave { height: 32px; }
.founder-preview { grid-column: 1 / -1; display: flex; align-items: center; gap: 12px; padding-bottom: 24px; border-bottom: 1px solid var(--line); }
.founder-preview img { width: 64px; height: 72px; object-fit: cover; border-radius: 4px; }
.founder-preview > span { margin-left: 8px; font-size: 14px; color: var(--muted); }
.founder-preview b { display: block; color: var(--teal-ink); font-size: 14px; margin-top: 4px; }
/* Existing content remains readable if scripting is unavailable. */
.experience .reveal { opacity: 1; transform: none; }
@media (min-width: 1700px) { .experience { --max: min(1760px, calc(100vw - 128px)); } }
@media (max-width: 980px) {
  .experience .hero { grid-template-columns: 1fr; padding-top: 56px; gap: 40px; }
  .experience .hero-copy { max-width: 760px; }
  .engineering-scene { max-width: 680px; width: 100%; justify-self: center; }
  .experience-proof { gap: 24px; }
  .challenge-explorer { gap: 28px; grid-template-columns: 1fr 1.2fr; }
  .challenge-options label > span { padding: 22px 14px; gap: 12px; }
  .challenge-options b { font-size: 16px; }
  .challenge-result { padding: 26px; }
}
@media (max-width: 620px) {
  .experience .hero { padding-block: 44px 32px; }
  .experience .hero h1 { font-size: clamp(43px, 11vw, 64px); }
  .experience .hero .lead { font-size: 17px; }
  .experience .hero .actions { align-items: stretch; }
  .experience .hero .button { width: 100%; justify-content: center; }
  .scene-caption, .scene-footer { font-size: 8px; }
  .experience-proof { grid-template-columns: 1fr; gap: 18px; }
  .experience-proof span { margin-bottom: 3px; }
  .challenge-section { padding-block: 64px; }
  .challenge-heading, .challenge-explorer { grid-template-columns: 1fr; gap: 24px; }
  .challenge-heading { margin-bottom: 28px; }
  .challenge-heading h2 { margin-top: 0; }
  .challenge-heading > p { font-size: 16px; }
  .challenge-result { padding: 24px 20px; }
  .challenge-result .button { font-size: 13px; }
  .challenge-result li { grid-template-columns: 80px 1fr; font-size: 13px; }
  .experience .firststep-in { padding-block: 64px; }
  .founder-preview { flex-wrap: wrap; }
  .founder-preview > span { flex-basis: 100%; margin: 6px 0 0; }
}
@media (prefers-reduced-motion: reduce) {
  .scene-routes { animation: none; }
  .experience .card, .challenge-options label > span { transition: none; }
  .experience .card:hover, .experience .card:focus-within { transform: none; }
}
@media (forced-colors: active) {
  .challenge-options input:checked + span { outline: 2px solid Highlight; outline-offset: -2px; }
}