:root {
  color-scheme: dark;
  --bg: #0b141f;
  --bg-deep: #07101a;
  --surface: #182431;
  --surface-raised: #22303e;
  --text: #ffffff;
  --text-secondary: rgb(255 255 255 / 0.68);
  --text-muted: rgb(255 255 255 / 0.44);
  --line: rgb(255 255 255 / 0.10);
  --line-strong: rgb(255 255 255 / 0.18);
  --accent: #48c2e1;
  --accent-strong: #9deeff;
  --accent-ink: #07131b;
  --ready: #64d39b;
  --warning: #f6bd60;
  --max-width: 1240px;
  --page-pad: clamp(1.25rem, 4vw, 4rem);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    linear-gradient(rgb(255 255 255 / 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgb(255 255 255 / 0.025) 1px, transparent 1px),
    var(--bg);
  background-size: 48px 48px;
  color: var(--text);
}

a {
  color: inherit;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid var(--accent-strong);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 1rem;
  left: 1rem;
  padding: 0.75rem 1rem;
  background: var(--text);
  color: var(--bg);
  transform: translateY(-180%);
  transition: transform 160ms ease;
}

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

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

.site-header {
  min-height: 84px;
  padding: 1rem var(--page-pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text);
  font-size: 1.18rem;
  font-weight: 760;
  letter-spacing: -0.025em;
  text-decoration: none;
}

.brand img {
  width: 44px;
  height: 44px;
}

nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 3vw, 2.25rem);
}

nav a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 650;
  text-decoration: none;
  transition: color 160ms ease;
}

nav a:hover {
  color: var(--text);
}

.hero {
  min-height: 690px;
  padding: clamp(3.5rem, 8vw, 7rem) var(--page-pad);
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(340px, 0.92fr);
  align-items: center;
  gap: clamp(2rem, 7vw, 6rem);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.eyebrow,
.section-index {
  margin: 0;
  color: var(--accent-strong);
  font-size: 0.72rem;
  font-weight: 760;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ready);
  box-shadow: 0 0 0 5px rgb(100 211 155 / 0.11);
}

h1,
h2,
h3,
p {
  text-wrap: balance;
}

h1 {
  max-width: 780px;
  margin: 1.15rem 0 1.4rem;
  font-size: clamp(3.6rem, 8vw, 7.3rem);
  line-height: 0.88;
  letter-spacing: -0.072em;
  font-weight: 760;
}

.hero-lede {
  max-width: 620px;
  margin: 0;
  color: var(--text-secondary);
  font-size: clamp(1.05rem, 1.9vw, 1.3rem);
  line-height: 1.65;
}

.hero-actions {
  margin-top: 2.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.button {
  min-height: 50px;
  padding: 0.82rem 1.15rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 6px;
  font-size: 0.92rem;
  font-weight: 760;
  line-height: 1;
  text-decoration: none;
  transition:
    background 160ms ease,
    border-color 160ms ease,
    color 160ms ease,
    transform 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  background: var(--accent-strong);
  color: var(--accent-ink);
}

.button-primary:hover {
  background: var(--text);
}

.button-secondary {
  border-color: var(--line-strong);
  background: rgb(255 255 255 / 0.035);
  color: var(--text);
}

.button-secondary:hover,
.button-row:hover {
  border-color: var(--accent);
  background: rgb(72 194 225 / 0.08);
}

.proof-list {
  margin: 1.35rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  color: var(--text-muted);
  font-size: 0.78rem;
  list-style: none;
}

.proof-list li {
  position: relative;
  padding-left: 0.9rem;
}

.proof-list li::before {
  content: "";
  position: absolute;
  top: 0.44em;
  left: 0;
  width: 4px;
  height: 4px;
  background: var(--accent);
}

.product-stage {
  position: relative;
  min-height: 520px;
  display: grid;
  place-items: center;
}

.product-stage::before {
  content: "";
  position: absolute;
  width: min(38vw, 450px);
  aspect-ratio: 1;
  border: 1px solid rgb(72 194 225 / 0.22);
  border-radius: 50%;
  box-shadow:
    0 0 0 32px rgb(72 194 225 / 0.035),
    0 0 0 86px rgb(72 194 225 / 0.025);
}

.phone-shell {
  position: relative;
  z-index: 2;
  width: min(265px, 70vw);
  padding: 10px;
  border: 1px solid rgb(255 255 255 / 0.32);
  border-radius: 36px;
  background: #060b11;
  box-shadow:
    0 42px 90px rgb(0 0 0 / 0.48),
    0 0 70px rgb(72 194 225 / 0.10);
  transform: rotate(3deg);
}

.phone-shell img {
  width: 100%;
  border-radius: 27px;
}

.phone-speaker {
  position: absolute;
  z-index: 3;
  top: 18px;
  left: 50%;
  width: 62px;
  height: 15px;
  border-radius: 20px;
  background: #05090d;
  transform: translateX(-50%);
}

.transfer-line {
  position: absolute;
  z-index: 1;
  right: -6%;
  top: 29%;
  width: 68%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.transfer-line::before {
  content: "";
  position: absolute;
  right: 0;
  left: 0;
  height: 1px;
  background: var(--accent);
  opacity: 0.5;
}

.transfer-line span {
  position: relative;
  width: 7px;
  height: 7px;
  background: var(--accent-strong);
  box-shadow: 0 0 18px var(--accent);
  animation: signal 1.8s ease-in-out infinite;
}

.transfer-line span:nth-child(2) {
  animation-delay: 160ms;
}

.transfer-line span:nth-child(3) {
  animation-delay: 320ms;
}

.transfer-line span:nth-child(4) {
  animation-delay: 480ms;
}

.transfer-line span:nth-child(5) {
  animation-delay: 640ms;
}

.stage-note {
  position: absolute;
  z-index: 3;
  right: 0;
  bottom: 2.25rem;
  width: 210px;
  padding-top: 0.8rem;
  border-top: 1px solid var(--line-strong);
}

.stage-note span {
  color: var(--accent-strong);
  font-size: 0.68rem;
  font-weight: 760;
}

.stage-note p {
  margin: 0.4rem 0 0;
  color: var(--text-secondary);
  font-size: 0.8rem;
  line-height: 1.5;
}

.download-section,
.workflow {
  padding: clamp(4.5rem, 9vw, 8rem) var(--page-pad);
  border-bottom: 1px solid var(--line);
}

.section-heading {
  margin-bottom: clamp(2.5rem, 5vw, 4.5rem);
  display: grid;
  grid-template-columns: minmax(140px, 0.36fr) 1fr;
  gap: 2rem;
}

.section-heading h2,
.trust-strip h2 {
  margin: -0.15em 0 0.8rem;
  font-size: clamp(2.35rem, 5vw, 4.6rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.section-heading p:not(.section-index) {
  max-width: 610px;
  margin: 0;
  color: var(--text-secondary);
  line-height: 1.6;
}

.section-heading strong {
  color: var(--text);
}

.noscript-note {
  padding: 1rem;
  border: 1px solid var(--warning);
  color: var(--warning);
}

.platform-list {
  border-top: 1px solid var(--line-strong);
}

.platform-row {
  min-height: 190px;
  padding: 1.8rem 0;
  display: grid;
  grid-template-columns: 44px 58px minmax(0, 1fr) minmax(185px, 0.42fr);
  align-items: center;
  gap: clamp(1rem, 2.5vw, 2rem);
  border-bottom: 1px solid var(--line);
  transition:
    background 180ms ease,
    padding 180ms ease;
}

.platform-row.is-recommended {
  margin-inline: calc(var(--page-pad) * -0.5);
  padding-inline: calc(var(--page-pad) * 0.5);
  background: rgb(72 194 225 / 0.065);
  border-bottom-color: rgb(72 194 225 / 0.3);
}

.platform-number {
  align-self: start;
  padding-top: 0.45rem;
  color: var(--text-muted);
  font-size: 0.68rem;
  font-weight: 760;
}

.platform-icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  color: var(--accent-strong);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.platform-copy h3 {
  margin: 0;
  font-size: clamp(1.35rem, 2.3vw, 1.85rem);
  letter-spacing: -0.035em;
}

.platform-title-line {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.platform-copy p {
  max-width: 590px;
  margin: 0.65rem 0 0;
  color: var(--text-secondary);
  font-size: 0.91rem;
  line-height: 1.55;
}

.availability,
.recommended-label {
  padding: 0.28rem 0.48rem;
  border: 1px solid currentColor;
  border-radius: 3px;
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.availability-ready {
  color: var(--ready);
}

.availability-soon {
  color: var(--warning);
}

.recommended-label {
  display: none;
  background: var(--accent-strong);
  color: var(--accent-ink);
  border-color: var(--accent-strong);
}

.is-recommended .recommended-label {
  display: inline-flex;
}

.platform-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.8rem;
}

.store-link {
  display: inline-block;
  border-radius: 6px;
}

.store-link img {
  width: 188px;
  height: auto;
}

.button-row {
  width: 100%;
  border-color: var(--line-strong);
  background: rgb(255 255 255 / 0.035);
  color: var(--text);
}

.button-row-accent {
  border-color: var(--accent);
  background: var(--accent-strong);
  color: var(--accent-ink);
}

.button-row-accent:hover {
  background: var(--text);
  color: var(--accent-ink);
}

.text-link,
.trust-strip > a {
  color: var(--accent-strong);
  font-size: 0.82rem;
  font-weight: 700;
  text-underline-offset: 4px;
}

.platform-row-offline {
  background: rgb(255 255 255 / 0.025);
}

.workflow-steps {
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line-strong);
  list-style: none;
}

.workflow-steps li {
  min-height: 250px;
  padding: 1.75rem clamp(1.1rem, 3vw, 2.5rem) 1.75rem 0;
  border-right: 1px solid var(--line);
}

.workflow-steps li + li {
  padding-left: clamp(1.1rem, 3vw, 2.5rem);
}

.workflow-steps li:last-child {
  border-right: 0;
}

.workflow-steps span {
  color: var(--accent-strong);
  font-size: 0.67rem;
  font-weight: 800;
}

.workflow-steps h3 {
  margin: 4.2rem 0 0.75rem;
  font-size: 1.3rem;
}

.workflow-steps p {
  max-width: 300px;
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.55;
}

.trust-strip {
  margin: 0;
  padding: clamp(3.5rem, 7vw, 6rem) var(--page-pad);
  display: grid;
  grid-template-columns: minmax(270px, 0.9fr) minmax(260px, 0.8fr) auto;
  align-items: end;
  gap: clamp(2rem, 5vw, 4rem);
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

.trust-strip h2 {
  margin-top: 1rem;
  font-size: clamp(2rem, 4vw, 3.3rem);
}

.trust-strip > p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.91rem;
  line-height: 1.65;
}

footer {
  padding: 2.5rem var(--page-pad);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1.5rem;
}

.footer-brand img {
  width: 36px;
  height: 36px;
}

footer > p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.8rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.78rem;
}

@keyframes signal {
  0%,
  100% {
    opacity: 0.25;
    transform: scale(0.72);
  }
  50% {
    opacity: 1;
    transform: scale(1);
  }
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .product-stage {
    min-height: 570px;
  }

  .transfer-line {
    right: 3%;
    width: 52%;
  }

  .platform-row {
    grid-template-columns: 38px 52px minmax(0, 1fr);
  }

  .platform-actions {
    grid-column: 3;
    width: min(100%, 280px);
  }

  .trust-strip {
    grid-template-columns: 1fr 1fr;
  }

  .trust-strip > a {
    grid-column: 2;
  }
}

@media (max-width: 640px) {
  :root {
    --page-pad: 1.15rem;
  }

  .site-header {
    min-height: 72px;
  }

  nav a:first-child {
    display: none;
  }

  nav {
    gap: 1rem;
  }

  .hero {
    min-height: auto;
    padding-top: 4rem;
  }

  h1 {
    font-size: clamp(3.3rem, 17vw, 5rem);
  }

  .hero-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .product-stage {
    min-height: 500px;
  }

  .phone-shell {
    width: 235px;
  }

  .stage-note {
    right: 0;
    bottom: 0;
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .platform-row,
  .platform-row.is-recommended {
    margin-inline: 0;
    padding: 1.5rem 0;
    grid-template-columns: 42px minmax(0, 1fr);
    align-items: start;
  }

  .platform-number {
    display: none;
  }

  .platform-copy {
    padding-top: 0.15rem;
  }

  .platform-actions {
    grid-column: 2;
  }

  .workflow-steps {
    grid-template-columns: 1fr;
  }

  .workflow-steps li,
  .workflow-steps li + li {
    min-height: 0;
    padding: 1.75rem 0 2rem;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .workflow-steps li:last-child {
    border-bottom: 0;
  }

  .workflow-steps h3 {
    margin-top: 2rem;
  }

  .trust-strip,
  footer {
    grid-template-columns: 1fr;
  }

  .trust-strip > a {
    grid-column: 1;
  }

  .footer-links {
    gap: 1rem;
  }
}

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