:root {
  --bg: #09090c;
  --surface: #101016;
  --surface-strong: #171522;
  --surface-soft: #12111a;
  --ink: #f7f5fb;
  --muted: #aaa5b5;
  --muted-strong: #d0ccd8;
  --line: rgba(255, 255, 255, 0.1);
  --line-strong: rgba(189, 174, 255, 0.28);
  --lavender: #b7a6ff;
  --lavender-soft: #dbd3ff;
  --violet: #7d67f2;
  --green: #67d8a2;
  --danger: #ff7878;
  --shadow: 0 32px 90px rgba(0, 0, 0, 0.46);
  --radius-sm: 14px;
  --radius: 24px;
  --radius-lg: 36px;
  --max: 1180px;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 78% 9%, rgba(91, 65, 170, 0.2), transparent 31rem),
    radial-gradient(circle at 8% 48%, rgba(73, 51, 125, 0.14), transparent 28rem),
    var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.24;
  background-image:
    linear-gradient(125deg, transparent 0 38%, rgba(183, 166, 255, 0.05) 38.1% 38.2%, transparent 38.3%),
    linear-gradient(28deg, transparent 0 68%, rgba(183, 166, 255, 0.04) 68.1% 68.2%, transparent 68.3%);
}

img, video { display: block; max-width: 100%; }
a { color: inherit; }
button, input, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--lavender); outline-offset: 4px; }

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 100;
  transform: translateY(-150%);
  padding: 0.7rem 1rem;
  border-radius: 999px;
  background: var(--ink);
  color: var(--bg);
  font-weight: 700;
}
.skip-link:focus { transform: translateY(0); }

.environment-bar {
  display: flex;
  min-height: 34px;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.45rem 1rem;
  border-bottom: 1px solid rgba(183, 166, 255, 0.18);
  background: rgba(32, 25, 52, 0.9);
  color: var(--lavender-soft);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-align: center;
  text-transform: uppercase;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 14px rgba(103, 216, 162, 0.8);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid transparent;
  background: rgba(9, 9, 12, 0.78);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}
.site-header.is-scrolled { border-color: var(--line); }

.nav {
  width: min(var(--max), calc(100% - 2rem));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.72rem;
  color: var(--ink);
  font-weight: 750;
  letter-spacing: -0.02em;
  text-decoration: none;
}
.brand img { width: 36px; height: 36px; border-radius: 10px; }
.brand span { font-size: 1.05rem; }

.nav-links { display: flex; align-items: center; gap: 1.55rem; }
.nav-links > a:not(.button) {
  color: var(--muted-strong);
  font-size: 0.9rem;
  text-decoration: none;
}
.nav-links > a:not(.button):hover { color: var(--ink); }
.menu-button {
  display: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink);
  padding: 0.62rem 0.9rem;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.78rem 1.25rem;
  border: 1px solid transparent;
  border-radius: 999px;
  background: var(--lavender);
  color: #171022;
  font-weight: 750;
  line-height: 1.1;
  text-align: center;
  text-decoration: none;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}
.button:hover { transform: translateY(-2px); background: #c7b9ff; }
.button.secondary { border-color: var(--line); background: rgba(255,255,255,0.035); color: var(--ink); }
.button.secondary:hover { border-color: var(--line-strong); background: rgba(183,166,255,0.08); }
.button.small { min-height: 40px; padding: 0.64rem 1rem; font-size: 0.86rem; }
.button svg { width: 17px; height: 17px; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 1rem;
  color: var(--lavender);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 24px; height: 1px; background: currentColor; }

.hero {
  width: min(var(--max), calc(100% - 2rem));
  min-height: min(790px, calc(100svh - 106px));
  margin: 0 auto;
  padding: clamp(4.5rem, 8vw, 8rem) 0 5rem;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1.1fr);
  align-items: center;
  gap: clamp(3rem, 8vw, 7rem);
}

.hero h1, .page-hero h1 {
  max-width: 780px;
  margin: 0;
  font-size: clamp(3.7rem, 8vw, 7.8rem);
  font-weight: 620;
  letter-spacing: -0.07em;
  line-height: 0.88;
}
.hero h1 em, .page-hero h1 em {
  color: var(--lavender-soft);
  font-family: var(--serif);
  font-weight: 400;
}
.hero-copy > p:not(.eyebrow) {
  max-width: 610px;
  margin: 1.75rem 0 0;
  color: var(--muted-strong);
  font-size: clamp(1.03rem, 1.8vw, 1.25rem);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 2rem; }
.risk-note {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  max-width: 600px;
  margin-top: 1.35rem;
  color: var(--muted);
  font-size: 0.78rem;
}
.risk-note svg { flex: 0 0 auto; width: 16px; height: 16px; margin-top: 0.14rem; color: var(--danger); }

.hero-visual { position: relative; min-width: 0; }
.film-shell {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(183, 166, 255, 0.22);
  border-radius: var(--radius-lg);
  background: #08080a;
  box-shadow: var(--shadow), 0 0 80px rgba(114, 86, 204, 0.12);
  aspect-ratio: 16 / 9;
}
.film-shell::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.04);
  border-radius: inherit;
}
.film-shell video, .film-shell img { width: 100%; height: 100%; object-fit: cover; }
.film-poster { position: absolute; inset: 0; z-index: 1; }
.film-shell.is-playing .film-poster { opacity: 0; pointer-events: none; }
.film-play {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 3;
  width: 72px;
  height: 72px;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(255,255,255,0.28);
  border-radius: 50%;
  background: rgba(9, 9, 12, 0.72);
  color: var(--ink);
  cursor: pointer;
  backdrop-filter: blur(10px);
}
.film-play:hover { background: rgba(44, 35, 71, 0.88); }
.film-shell.is-playing .film-play { opacity: 0; pointer-events: none; }
.film-caption { margin: 0.85rem 0 0; color: var(--muted); font-size: 0.78rem; text-align: center; }

.trust-strip {
  border-block: 1px solid var(--line);
  background: rgba(255,255,255,0.018);
}
.trust-grid {
  width: min(var(--max), calc(100% - 2rem));
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.trust-item { padding: 1.4rem 1.1rem; border-right: 1px solid var(--line); }
.trust-item:first-child { padding-left: 0; }
.trust-item:last-child { border: 0; }
.trust-item strong { display: block; font-size: 0.93rem; }
.trust-item span { color: var(--muted); font-size: 0.78rem; }

.signal-section-shell {
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: #070709;
}
.signal-section {
  width: min(1440px, 100%);
  min-height: 620px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(320px, 0.72fr) minmax(560px, 1.28fr);
  border-inline: 1px solid var(--line);
}
.signal-copy {
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(3rem, 7vw, 7rem);
  border-right: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(183,166,255,0.035), transparent 48%);
}
.signal-copy h2 {
  max-width: 520px;
  margin: 0;
  font-size: clamp(3rem, 6vw, 6rem);
  font-weight: 610;
  letter-spacing: -0.06em;
  line-height: 0.92;
}
.signal-copy h2 em { color: var(--lavender-soft); font-family: var(--serif); font-weight: 400; }
.signal-copy > p:not(.eyebrow) { max-width: 510px; margin: 1.5rem 0 0; color: var(--muted); }
.signal-facts { display: flex; flex-wrap: wrap; gap: 0.55rem; margin-top: 2rem; }
.signal-facts span { padding: 0.42rem 0.68rem; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: 0.7rem; letter-spacing: 0.06em; text-transform: uppercase; }
.signal-visual {
  position: relative;
  min-width: 0;
  min-height: 620px;
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(circle at 53% 49%, rgba(126, 96, 242, 0.11), transparent 19rem),
    #08080a;
}
.signal-visual::before,
.signal-visual::after {
  content: "";
  position: absolute;
  z-index: -1;
  pointer-events: none;
}
.signal-visual::before {
  inset: 0;
  opacity: 0.38;
  background-image:
    linear-gradient(rgba(183,166,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(183,166,255,0.06) 1px, transparent 1px);
  background-size: 96px 96px;
  mask-image: radial-gradient(circle at center, black, transparent 74%);
}
.signal-visual::after {
  inset: 10% 8%;
  border: 1px solid rgba(183,166,255,0.08);
  border-radius: 50%;
  transform: rotate(-12deg) scaleY(0.56);
  box-shadow: 0 0 80px rgba(126,96,242,0.05);
}
.signal-visual canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.signal-readout {
  position: absolute;
  left: 1.1rem;
  right: 1.1rem;
  bottom: 1rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: rgba(219,211,255,0.48);
  font: 600 0.62rem/1 var(--sans);
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.section { width: min(var(--max), calc(100% - 2rem)); margin: 0 auto; padding: clamp(5.5rem, 10vw, 9rem) 0; }
.section.compact { padding-block: 4rem; }
.section-heading { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(300px, 0.55fr); justify-content: space-between; gap: 3rem; align-items: end; margin-bottom: 3rem; }
.section-heading h2, .page-section h2 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(2.5rem, 5vw, 4.8rem);
  font-weight: 610;
  letter-spacing: -0.055em;
  line-height: 0.98;
}
.section-heading h2 em { color: var(--lavender-soft); font-family: var(--serif); font-weight: 400; }
.section-heading p { max-width: 520px; margin: 0; color: var(--muted); font-size: 1rem; }

.journey { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); }
.journey-step { padding: 1.7rem 1.2rem 0; border-right: 1px solid var(--line); }
.journey-step:first-child { padding-left: 0; }
.journey-step:last-child { border: 0; }
.step-number { color: var(--lavender); font-family: var(--serif); font-size: 1.05rem; }
.journey-step h3 { margin: 2.4rem 0 0.5rem; font-size: 1.2rem; letter-spacing: -0.03em; }
.journey-step p { margin: 0; color: var(--muted); font-size: 0.88rem; }

.media-section { width: min(1440px, calc(100% - 1rem)); margin: 0 auto; padding: 0 0 clamp(5rem, 9vw, 9rem); }
.media-stage { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface); }
.media-stage .film-shell { border: 0; border-radius: 0; box-shadow: none; }
.screen-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1px; background: var(--line); }
.screen-card { position: relative; overflow: hidden; min-height: 420px; background: #08080b; }
.screen-card img { width: 100%; height: 100%; object-fit: cover; object-position: top center; transition: transform 300ms ease; }
.screen-card:hover img { transform: scale(1.025); }
.screen-card span { position: absolute; left: 1rem; bottom: 1rem; padding: 0.45rem 0.7rem; border: 1px solid var(--line); border-radius: 999px; background: rgba(8,8,11,0.76); color: var(--muted-strong); font-size: 0.72rem; backdrop-filter: blur(10px); }

.process-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 1.2rem; }
.process-list { counter-reset: process; border-top: 1px solid var(--line); }
.process-item { counter-increment: process; display: grid; grid-template-columns: 52px 1fr; gap: 1rem; padding: 1.35rem 0; border-bottom: 1px solid var(--line); }
.process-item::before { content: "0" counter(process); color: var(--lavender); font-family: var(--serif); }
.process-item h3 { margin: 0 0 0.25rem; font-size: 1rem; }
.process-item p { margin: 0; color: var(--muted); font-size: 0.86rem; }

.boundary-card {
  position: sticky;
  top: 104px;
  align-self: start;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: linear-gradient(150deg, rgba(69, 52, 114, 0.36), rgba(16, 15, 22, 0.96));
  padding: clamp(1.5rem, 4vw, 2.5rem);
}
.boundary-card h3 { margin: 0 0 1.6rem; font-size: 1.5rem; letter-spacing: -0.04em; }
.boundary-row { display: grid; grid-template-columns: 28px 1fr; gap: 0.8rem; margin-top: 1.1rem; }
.boundary-row .icon { width: 26px; height: 26px; display: grid; place-items: center; border-radius: 50%; background: rgba(103,216,162,0.12); color: var(--green); }
.boundary-row.no .icon { background: rgba(255,120,120,0.1); color: var(--danger); }
.boundary-row strong { display: block; font-size: 0.91rem; }
.boundary-row span { display: block; color: var(--muted); font-size: 0.8rem; }

.concept-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.concept-card { min-height: 210px; padding: 1.5rem; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,0.02); }
.concept-card .term { color: var(--lavender); font-family: var(--serif); font-size: 1.1rem; }
.concept-card h3 { margin: 2.5rem 0 0.5rem; font-size: 1.15rem; }
.concept-card p { margin: 0; color: var(--muted); font-size: 0.86rem; }

.beta-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: center;
  padding: clamp(2rem, 5vw, 4.5rem);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(115deg, rgba(89, 67, 153, 0.32), rgba(14, 13, 20, 0.88)),
    var(--surface);
}
.beta-card h2 { max-width: 760px; margin: 0; font-size: clamp(2.3rem, 5vw, 4.7rem); line-height: 0.98; letter-spacing: -0.055em; }
.beta-card p { max-width: 680px; margin: 1rem 0 0; color: var(--muted-strong); }
.beta-facts { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1.4rem; }
.beta-facts span { padding: 0.45rem 0.75rem; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: 0.75rem; }

.faq-list { max-width: 900px; margin-left: auto; }
details { border-bottom: 1px solid var(--line); }
details:first-child { border-top: 1px solid var(--line); }
summary { display: flex; justify-content: space-between; gap: 2rem; padding: 1.35rem 0; cursor: pointer; font-weight: 700; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--lavender); font-size: 1.3rem; font-weight: 400; }
details[open] summary::after { content: "–"; }
details p { max-width: 760px; margin: -0.25rem 0 1.5rem; color: var(--muted); }

.site-footer { border-top: 1px solid var(--line); padding: 4.5rem 0 2rem; }
.footer-inner { width: min(var(--max), calc(100% - 2rem)); margin: 0 auto; }
.footer-top { display: grid; grid-template-columns: minmax(260px, 1.5fr) repeat(3, minmax(120px, 0.6fr)); gap: 2.5rem; }
.footer-brand p { max-width: 370px; color: var(--muted); font-size: 0.88rem; }
.footer-column h3 { margin: 0 0 0.9rem; color: var(--muted); font-size: 0.72rem; letter-spacing: 0.11em; text-transform: uppercase; }
.footer-column a { display: block; width: fit-content; margin: 0.55rem 0; color: var(--muted-strong); font-size: 0.86rem; text-decoration: none; }
.footer-column a:hover { color: var(--ink); }
.footer-bottom { display: flex; justify-content: space-between; gap: 2rem; margin-top: 4rem; padding-top: 1.4rem; border-top: 1px solid var(--line); color: var(--muted); font-size: 0.74rem; }

.page-hero { width: min(980px, calc(100% - 2rem)); margin: 0 auto; padding: clamp(5rem, 10vw, 9rem) 0 4rem; }
.page-hero h1 { max-width: 960px; font-size: clamp(3.3rem, 8vw, 7rem); }
.page-hero .lede { max-width: 700px; margin: 1.7rem 0 0; color: var(--muted-strong); font-size: clamp(1.05rem, 2vw, 1.25rem); }
.page-meta { margin-top: 1.4rem; color: var(--muted); font-size: 0.78rem; }
.page-section { width: min(980px, calc(100% - 2rem)); margin: 0 auto; padding: 3rem 0 7rem; }
.prose { max-width: 760px; }
.prose h2 { margin: 3.5rem 0 1rem; font-size: clamp(1.9rem, 4vw, 3rem); }
.prose h3 { margin: 2rem 0 0.55rem; font-size: 1.15rem; }
.prose p, .prose li { color: var(--muted-strong); }
.prose a { color: var(--lavender-soft); text-underline-offset: 3px; }
.prose ul, .prose ol { padding-left: 1.2rem; }
.prose li { margin: 0.65rem 0; }
.callout { margin: 2rem 0; padding: 1.25rem 1.35rem; border: 1px solid var(--line-strong); border-radius: var(--radius-sm); background: rgba(183,166,255,0.06); }
.callout strong { color: var(--ink); }

.routing-card { max-width: 680px; margin: 1rem auto 8rem; padding: clamp(1.6rem, 5vw, 3.5rem); border: 1px solid var(--line-strong); border-radius: var(--radius-lg); background: var(--surface); text-align: center; box-shadow: var(--shadow); }
.routing-card .app-icon { width: 82px; height: 82px; margin: 0 auto 1.4rem; border-radius: 22px; }
.routing-card h1 { margin: 0; font-size: clamp(2.2rem, 7vw, 4.3rem); letter-spacing: -0.055em; line-height: 1; }
.routing-card > p { max-width: 500px; margin: 1rem auto 0; color: var(--muted); }
.routing-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.75rem; margin-top: 1.8rem; }
.qr-wrap { width: 190px; margin: 2rem auto 0; padding: 0.75rem; border-radius: 18px; background: white; }
.qr-wrap img { width: 100%; }
.device-only, .desktop-only { display: none; }
.route-status { min-height: 1.5em; margin-top: 1rem !important; color: var(--lavender-soft) !important; font-size: 0.82rem; }

@media (max-width: 940px) {
  .hero { grid-template-columns: 1fr; min-height: 0; }
  .hero-copy { text-align: center; }
  .hero-copy > p:not(.eyebrow), .risk-note { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero .eyebrow { justify-content: center; }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-item:nth-child(2) { border-right: 0; }
  .trust-item:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .signal-section { grid-template-columns: 1fr; }
  .signal-copy { border-right: 0; border-bottom: 1px solid var(--line); }
  .signal-visual { min-height: 540px; }
  .section-heading { grid-template-columns: 1fr; }
  .journey { grid-template-columns: repeat(2, 1fr); }
  .journey-step:nth-child(2) { border-right: 0; }
  .journey-step:nth-child(-n+2) { padding-bottom: 1.7rem; border-bottom: 1px solid var(--line); }
  .screen-grid { grid-template-columns: repeat(5, minmax(220px, 1fr)); overflow-x: auto; scroll-snap-type: x mandatory; }
  .screen-card { scroll-snap-align: start; }
  .process-grid { grid-template-columns: 1fr; gap: 3rem; }
  .boundary-card { position: static; }
  .concept-grid { grid-template-columns: repeat(2, 1fr); }
  .beta-card { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1.4fr 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
  .nav { min-height: 64px; }
  .menu-button { display: inline-flex; }
  .nav-links { position: absolute; left: 1rem; right: 1rem; top: calc(100% + 0.5rem); display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 0.7rem; border: 1px solid var(--line); border-radius: 18px; background: rgba(16,15,22,0.98); box-shadow: var(--shadow); }
  .nav-links.is-open { display: flex; }
  .nav-links > a:not(.button) { padding: 0.85rem 0.7rem; }
  .nav-links .button { margin-top: 0.4rem; }
  .hero { padding-top: 4rem; }
  .hero h1 { font-size: clamp(3.55rem, 17vw, 5.1rem); }
  .film-shell { aspect-ratio: 9 / 16; max-height: 720px; }
  .trust-grid { grid-template-columns: 1fr 1fr; }
  .trust-item { padding: 1rem; }
  .trust-item:first-child { padding-left: 1rem; }
  .signal-section { border-inline: 0; }
  .signal-copy { padding: 4rem 1.25rem; }
  .signal-copy h2 { font-size: clamp(3.3rem, 15vw, 5rem); }
  .signal-visual { min-height: 410px; }
  .signal-visual::before { background-size: 64px 64px; }
  .signal-readout { font-size: 0.54rem; }
  .journey { grid-template-columns: 1fr; }
  .journey-step { padding: 1.35rem 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .journey-step:nth-child(-n+2) { padding-bottom: 1.35rem; }
  .journey-step h3 { margin-top: 1.2rem; }
  .concept-grid { grid-template-columns: 1fr; }
  .beta-card { padding: 2rem 1.4rem; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; }
  .page-hero h1 { font-size: clamp(3.2rem, 15vw, 5rem); }
  .desktop-only { display: none !important; }
  .device-only { display: block; }
}

@media (min-width: 721px) {
  .desktop-only { display: block; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

@media (prefers-contrast: more) {
  :root { --muted: #d0ccd8; --line: rgba(255,255,255,0.28); }
}

/* The signal crystal living in the hero, where the product film used to be. */
.hero-signal {
  min-height: clamp(420px, 50vw, 640px);
  border: none;
  border-radius: 0;
  overflow: visible;
  background: radial-gradient(circle at 52% 49%, rgba(126, 96, 242, 0.10), transparent 20rem);
}
.hero-signal::before,
.hero-signal::after { display: none; }
.hero-signal .signal-readout { display: none; }
@media (max-width: 960px) {
  .hero-signal { min-height: 340px; }
}