:root {
  color-scheme: dark light;
  --page: #070b14;
  --surface: #0d1422;
  --surface-raised: #111b2c;
  --border: rgba(148, 163, 184, 0.18);
  --border-strong: rgba(96, 165, 250, 0.42);
  --text: #f8fafc;
  --muted: #a8b3c7;
  --accent: #6ea8fe;
  --accent-bright: #b5d2ff;
  --accent-soft: rgba(59, 130, 246, 0.12);
  --max-width: 1180px;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

@media (prefers-color-scheme: light) {
  :root {
    --page: #f5f8fd;
    --surface: #ffffff;
    --surface-raised: #eef4ff;
    --border: rgba(15, 23, 42, 0.12);
    --border-strong: rgba(37, 99, 235, 0.28);
    --text: #0b1220;
    --muted: #526176;
    --accent: #2563eb;
    --accent-bright: #174ea6;
    --accent-soft: rgba(37, 99, 235, 0.08);
  }
}

* { box-sizing: border-box; }

html { min-width: 320px; background: var(--page); }

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 82% -8%, rgba(37, 99, 235, 0.2), transparent 33rem),
    linear-gradient(180deg, var(--page) 0%, var(--page) 72%, var(--surface) 100%);
  color: var(--text);
  font-size: 16px;
  line-height: 1.6;
}

a { color: inherit; }

a:focus-visible {
  border-radius: 5px;
  outline: 3px solid var(--accent);
  outline-offset: 5px;
}

.site-header,
main,
.site-footer {
  width: min(calc(100% - 48px), var(--max-width));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 104px;
  border-bottom: 1px solid var(--border);
}

.brand { display: inline-flex; align-items: center; text-decoration: none; }

.brand-wordmark {
  display: block;
  width: 144px;
  height: auto;
  mix-blend-mode: screen;
  filter: invert(1);
}

.availability,
.eyebrow,
.feature-index,
.closing-note__mark,
.signal-card__topline,
.signal-card__bottomline,
.market-row {
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.availability { margin: 0; color: var(--muted); }

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.82fr);
  gap: clamp(48px, 9vw, 124px);
  align-items: center;
  min-height: min(720px, calc(100vh - 104px));
  padding: 88px 0 104px;
}

.hero-copy { position: relative; z-index: 1; }

.eyebrow { margin: 0 0 18px; color: var(--accent-bright); }

h1,
h2,
h3,
p { margin-top: 0; }

h1,
h2,
h3 { line-height: 1.1; letter-spacing: -0.04em; }

h1 {
  max-width: 720px;
  margin-bottom: 28px;
  font-size: clamp(48px, 7.3vw, 92px);
  font-weight: 760;
}

h1 span { color: var(--accent-bright); }

.lede {
  max-width: 630px;
  margin-bottom: 30px;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.55;
}

.market-row { display: flex; gap: 14px; align-items: center; color: var(--text); }
.market-row i { width: 4px; height: 4px; border-radius: 50%; background: var(--accent); }

.signal-card {
  position: relative;
  min-height: 390px;
  padding: 24px;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  border-radius: 28px;
  background:
    linear-gradient(145deg, rgba(37, 99, 235, 0.18), transparent 60%),
    var(--surface);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.28);
}

.signal-card::before,
.signal-card::after {
  position: absolute;
  display: block;
  width: 240px;
  height: 240px;
  border: 1px solid rgba(110, 168, 254, 0.12);
  border-radius: 50%;
  content: "";
}

.signal-card::before { right: -120px; bottom: -110px; }
.signal-card::after { right: -74px; bottom: -64px; }

.signal-card__topline,
.signal-card__bottomline {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  color: var(--muted);
}

.signal-chart {
  position: relative;
  height: 290px;
  margin-top: 18px;
  background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 100% 25%, 20% 100%;
  mask-image: linear-gradient(180deg, transparent, black 12%, black 88%, transparent);
}

.chart-line,
.chart-level,
.chart-dot,
.chart-label { position: absolute; }

.chart-line {
  width: 72%;
  height: 54%;
  border-top: 2px solid var(--accent);
  border-radius: 50%;
  transform: rotate(-23deg) skewX(-22deg);
}

.chart-line--one { top: 28%; left: 8%; }
.chart-line--two { top: 39%; left: 18%; width: 62%; transform: rotate(14deg) skewX(-16deg); border-color: rgba(181, 210, 255, 0.65); }
.chart-level { left: 2%; width: 96%; border-top: 1px dashed rgba(181, 210, 255, 0.48); }
.chart-level--top { top: 24%; }
.chart-level--bottom { top: 68%; }
.chart-label { right: 3%; padding: 2px 5px; color: var(--accent-bright); background: var(--surface); font-size: 9px; letter-spacing: 0.12em; }
.chart-label--top { top: calc(24% - 10px); }
.chart-label--bottom { top: calc(68% - 10px); }
.chart-dot { width: 9px; height: 9px; border: 2px solid var(--page); border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px rgba(110, 168, 254, 0.16); }
.chart-dot--one { top: 23%; left: 55%; }
.chart-dot--two { top: 67%; left: 31%; background: var(--accent-bright); }
.signal-status { color: var(--accent-bright); }

.feature-section { padding: 72px 0 112px; border-top: 1px solid var(--border); }
.section-heading { display: flex; justify-content: space-between; gap: 32px; align-items: end; margin-bottom: 54px; }
.section-heading h2 { max-width: 540px; margin-bottom: 0; font-size: clamp(36px, 5vw, 62px); }
.section-heading .eyebrow { margin-bottom: 7px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature-card { min-height: 220px; padding: 28px; border: 1px solid var(--border); border-radius: 20px; background: var(--surface); }
.feature-card:hover { border-color: var(--border-strong); }
.feature-index { display: block; margin-bottom: 54px; color: var(--accent); }
.feature-card h3 { margin-bottom: 12px; font-size: 25px; }
.feature-card p { margin-bottom: 0; color: var(--muted); }

.closing-note { padding: 72px 0 96px; text-align: center; }
.closing-note__mark { margin-bottom: 22px; color: var(--accent); }
.closing-note__text { margin-bottom: 12px; font-size: clamp(32px, 5vw, 64px); font-weight: 730; letter-spacing: -0.05em; line-height: 1.05; }
.closing-note__status { margin-bottom: 0; color: var(--muted); }

.site-footer { display: grid; grid-template-columns: 1fr auto auto; gap: 24px; align-items: center; min-height: 90px; border-top: 1px solid var(--border); color: var(--muted); font-size: 13px; }
.site-footer p { margin-bottom: 0; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 18px; justify-content: center; }
.site-footer a { color: var(--muted); text-underline-offset: 4px; }
.site-footer a:hover { color: var(--text); }
.copyright { text-align: right; }

@media (prefers-color-scheme: light) {
  .brand-wordmark { filter: none; mix-blend-mode: multiply; }
  .signal-card { box-shadow: 0 30px 90px rgba(37, 99, 235, 0.12); }
}

@media (max-width: 840px) {
  .hero { grid-template-columns: 1fr; min-height: auto; padding: 76px 0 88px; }
  .signal-card { width: min(100%, 540px); margin-inline: auto; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: 0; }
  .feature-index { margin-bottom: 28px; }
  .site-footer { grid-template-columns: 1fr; gap: 12px; padding: 26px 0; }
  .site-footer nav { justify-content: flex-start; }
  .copyright { text-align: left; }
}

@media (max-width: 560px) {
  .site-header, main, .site-footer { width: min(calc(100% - 32px), var(--max-width)); }
  .site-header { min-height: 84px; align-items: flex-start; flex-direction: column; justify-content: center; gap: 5px; }
  .availability { font-size: 10px; }
  .hero { padding: 64px 0 72px; }
  h1 { font-size: clamp(44px, 13vw, 68px); }
  .signal-card { min-height: 330px; padding: 18px; border-radius: 22px; }
  .signal-chart { height: 238px; }
  .feature-section { padding: 54px 0 76px; }
  .section-heading { display: block; margin-bottom: 34px; }
  .section-heading h2 { font-size: 42px; }
  .closing-note { padding: 56px 0 70px; }
}

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

/* Multi-page marketing presentation layer */
.primary-navigation ul {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
  justify-content: center;
  margin: 0;
  padding: 0;
  list-style: none;
}

.primary-navigation a {
  color: var(--muted);
  font-size: 13px;
  text-decoration: none;
  text-underline-offset: 4px;
}

.primary-navigation a:hover,
.primary-navigation a[aria-current="page"] {
  color: var(--text);
  text-decoration: underline;
}

.page-intro {
  max-width: 820px;
  padding: 94px 0 70px;
}

.page-intro h1,
.guide-article__header h1 {
  max-width: 860px;
  margin-bottom: 24px;
  font-size: clamp(46px, 7vw, 82px);
}

.hero .button-row { margin-bottom: 30px; }

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.button,
.waitlist-form button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 12px 20px;
  font: inherit;
  font-size: 14px;
  font-weight: 750;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
}

.button--primary,
.waitlist-form button {
  border-color: var(--accent);
  background: var(--accent);
  color: #07101e;
}

.button--primary:hover,
.waitlist-form button:hover { background: var(--accent-bright); }

.button--secondary {
  border-color: var(--border-strong);
  background: transparent;
  color: var(--text);
}

.button--secondary:hover { background: var(--accent-soft); }

.waitlist-form button:disabled {
  opacity: 0.6;
  cursor: wait;
}

.breadcrumbs {
  padding-top: 26px;
  color: var(--muted);
  font-size: 13px;
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.breadcrumbs li:not(:last-child)::after {
  margin-left: 8px;
  color: var(--accent);
  content: "/";
}

.breadcrumbs a { text-underline-offset: 4px; }

.split-section,
.proof-section,
.product-proof,
.steps-section,
.faq-section,
.link-grid,
.support-grid {
  padding: 78px 0 110px;
  border-top: 1px solid var(--border);
}

.feature-section--first { padding-top: 0; border-top: 0; }

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

.link-card {
  min-height: 260px;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--surface);
}

.link-card:hover { border-color: var(--border-strong); }

.link-card h3 { margin-bottom: 12px; font-size: 28px; }
.link-card h3 a { text-decoration: none; }
.link-card h3 a:hover { text-decoration: underline; text-underline-offset: 5px; }
.link-card p:not(.feature-index) { color: var(--muted); }

.text-link {
  color: var(--accent-bright);
  font-size: 14px;
  font-weight: 750;
  text-underline-offset: 5px;
}

.text-link span { display: inline-block; transition: transform 160ms ease; }
.text-link:hover span { transform: translate(3px, -3px); }

.prose-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}

.prose-grid--three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.prose-grid h3 { margin-bottom: 10px; font-size: 24px; }
.prose-grid p { margin-bottom: 0; color: var(--muted); }

.product-proof {
  padding: 78px 0 110px;
  border-top: 1px solid var(--border);
}

.product-proof__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
  align-items: start;
}

.product-shot {
  margin: 0;
  padding: 18px 18px 22px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: var(--surface);
}

.product-shot picture,
.product-shot img {
  display: block;
  width: 100%;
}

.product-shot img {
  max-width: 368px;
  height: auto;
  margin-inline: auto;
  border-radius: 18px;
}

.product-shot figcaption {
  max-width: 368px;
  margin: 16px auto 0;
  color: var(--muted);
  font-size: 14px;
}

.trust-note {
  margin: 28px 0 0;
  padding: 22px 24px;
  border-left: 3px solid var(--accent);
  background: var(--accent-soft);
}

.trust-note strong { display: block; margin-bottom: 5px; }
.trust-note p { margin: 0; color: var(--muted); }

.content-band {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1fr);
  gap: clamp(32px, 8vw, 100px);
  align-items: start;
  margin: 0 calc(50% - 50vw);
  padding: 76px max(24px, calc((100vw - var(--max-width)) / 2)) 82px;
  background: var(--surface);
}

.content-band h2 { max-width: 500px; margin-bottom: 0; font-size: clamp(34px, 5vw, 58px); }
.content-band p { color: var(--muted); }
.content-band p:last-child { margin-bottom: 0; }
.stacked-copy p + p { margin-top: 18px; }

.prose-section {
  max-width: 820px;
  padding: 78px 0 92px;
}

.prose-section--wide { max-width: none; }
.prose-section h2 { margin-bottom: 20px; font-size: clamp(34px, 5vw, 58px); }
.prose-section h3 { margin-bottom: 10px; }
.prose-section p { color: var(--muted); }

.check-list {
  display: grid;
  gap: 14px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 28px;
  color: var(--muted);
}

.check-list li::before {
  position: absolute;
  top: 0.1em;
  left: 0;
  color: var(--accent-bright);
  content: "✓";
  font-weight: 800;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.step-card {
  min-height: 260px;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--surface);
}

.step-card__number {
  display: block;
  margin-bottom: 58px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.step-card h3 { margin-bottom: 12px; font-size: 28px; }
.step-card p { margin-bottom: 0; color: var(--muted); }

.faq-list { display: grid; gap: 12px; }
.faq-list details { border-top: 1px solid var(--border); }
.faq-list details:last-child { border-bottom: 1px solid var(--border); }
.faq-list summary { padding: 22px 0; cursor: pointer; font-size: 20px; font-weight: 700; list-style-position: outside; }
.faq-list details p { max-width: 760px; margin: -6px 0 24px; color: var(--muted); }

.link-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.link-grid .section-heading { grid-column: 1 / -1; }
.link-grid--guides .link-card { min-height: 230px; }

.support-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.support-grid .section-heading { grid-column: 1 / -1; }

.guide-article { padding: 70px 0 110px; }
.guide-article__header { max-width: 880px; padding-bottom: 58px; }
.guide-article__body { max-width: 820px; }
.guide-article__body section { padding: 30px 0; border-top: 1px solid var(--border); }
.guide-article__body h2 { margin-bottom: 16px; font-size: clamp(28px, 4vw, 42px); }
.guide-article__body p { color: var(--muted); }
.guide-article__body p:last-child { margin-bottom: 0; }
.guide-next { margin: 36px 0 0; }

.waitlist {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1fr);
  gap: clamp(28px, 7vw, 96px);
  align-items: center;
  margin: 0 calc(50% - 50vw);
  padding: 74px max(24px, calc((100vw - var(--max-width)) / 2));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: linear-gradient(135deg, var(--surface), var(--accent-soft));
}

.waitlist--compact { margin-top: 20px; }
.waitlist h2 { margin-bottom: 12px; font-size: clamp(32px, 5vw, 56px); }
.waitlist__copy > p:last-child { margin-bottom: 0; color: var(--muted); }

.waitlist-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: end;
}

.waitlist-form__field { display: grid; gap: 7px; }
.waitlist-form label { font-size: 13px; font-weight: 700; }
.waitlist-form input {
  width: 100%;
  min-height: 48px;
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  padding: 12px 14px;
  background: var(--page);
  color: var(--text);
  font: inherit;
}

.waitlist-form input:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.waitlist-form__note,
.waitlist-form__status { grid-column: 1 / -1; margin: 0; color: var(--muted); font-size: 12px; }
.waitlist-form__status { min-height: 1.4em; color: var(--accent-bright); }
.waitlist-form__status[data-state="error"] { color: #ff9f9f; }
.waitlist-form__trap { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }

.not-found { min-height: 520px; padding: 120px 0; }
.not-found h1 { max-width: 800px; }
.not-found p:not(.eyebrow) { max-width: 620px; color: var(--muted); }

.waitlist-result {
  min-height: 520px;
  padding: 120px 0;
}

.waitlist-result h1 { max-width: 800px; }
.waitlist-result > p:not(.eyebrow) { max-width: 620px; color: var(--muted); }

@media (max-width: 980px) {
  .site-header { flex-wrap: wrap; gap: 12px 24px; padding: 20px 0; }
  .primary-navigation { order: 3; width: 100%; }
  .primary-navigation ul { justify-content: flex-start; }
  .support-grid { grid-template-columns: 1fr; }
  .support-grid .section-heading { grid-column: auto; }
}

@media (max-width: 840px) {
  .feature-grid--two,
  .prose-grid,
  .prose-grid--three,
  .product-proof__grid,
  .steps-grid,
  .link-grid,
  .content-band,
  .waitlist { grid-template-columns: 1fr; }
  .link-grid .section-heading { grid-column: auto; }
  .waitlist { gap: 28px; }
}

@media (max-width: 560px) {
  .site-header { gap: 8px; }
  .primary-navigation ul { gap: 11px 15px; }
  .primary-navigation a { font-size: 12px; }
  .page-intro { padding: 64px 0 48px; }
  .page-intro h1,
  .guide-article__header h1 { font-size: clamp(42px, 12vw, 64px); }
  .split-section,
  .proof-section,
  .steps-section,
  .faq-section,
  .link-grid,
  .support-grid,
  .product-proof,
  .prose-section { padding: 56px 0 72px; }
  .content-band,
  .waitlist { padding-inline: 16px; }
  .waitlist-form { grid-template-columns: 1fr; }
  .waitlist-form button { width: 100%; }
}