:root {
  --bg: #05080c;
  --bg-elev: #0a1118;
  --surface: #0e1620;
  --line: #1c2a36;
  --text: #e7f1f4;
  --muted: #8aa0ac;
  --ice: #7ec8d4;
  --ice-deep: #3d8a96;
  --frost: #c5e6ec;
  --locked: #d4b07a;
  --shadow: 0 28px 60px rgba(0, 0, 0, 0.45);
  --radius: 18px;
  --sans: "Avenir Next", "Century Gothic", Futura, "Segoe UI", system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  background: var(--bg);
}

html, body { margin: 0; min-height: 100%; }

body {
  font: 17px/1.55 var(--sans);
  color: var(--text);
  background:
    radial-gradient(900px 420px at 88% -8%, rgba(126, 200, 212, 0.16), transparent 55%),
    radial-gradient(700px 360px at 0% 12%, rgba(61, 138, 150, 0.1), transparent 50%),
    linear-gradient(180deg, #070c11 0%, var(--bg) 28%, #070b10 100%);
}

img, svg { display: block; }

a {
  color: var(--ice);
  text-underline-offset: 0.18em;
}

a:hover { color: var(--frost); }

:focus { outline: none; }

:focus-visible {
  outline: 2px solid var(--ice);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: 12px;
  top: -48px;
  z-index: 20;
  padding: 8px 12px;
  background: var(--ice);
  color: #061015;
  font-weight: 650;
  text-decoration: none;
  border-radius: 8px;
}

.skip:focus { top: 12px; }

.wrap {
  width: min(1080px, calc(100% - 32px));
  margin-inline: auto;
}

.top {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(14px);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--line) 80%, transparent);
}

.top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
}

.mark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--frost);
  text-decoration: none;
  font-weight: 650;
  letter-spacing: 0.01em;
}

.mark-icon { color: var(--ice); flex: 0 0 auto; }

.top-nav {
  display: none;
  gap: 22px;
}

.top-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
}

.top-nav a:hover { color: var(--frost); }

.hero { padding: 36px 0 20px; }

.hero-grid {
  display: grid;
  gap: 36px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--ice);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 14px;
  font-size: clamp(3rem, 12vw, 5.4rem);
  line-height: 0.92;
  letter-spacing: -0.045em;
  font-weight: 650;
}

.lede {
  margin: 0 0 12px;
  font-size: clamp(1.2rem, 3.6vw, 1.55rem);
  line-height: 1.35;
  color: var(--frost);
  max-width: 28ch;
}

.sub {
  margin: 0 0 28px;
  color: var(--muted);
  max-width: 38ch;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 18px;
  border-radius: 999px;
  background: var(--ice);
  color: #061015;
  font-weight: 700;
  text-decoration: none;
}

.btn:hover { color: #061015; background: var(--frost); }

.btn.ghost {
  background: transparent;
  color: var(--frost);
  border: 1px solid var(--line);
}

.btn.ghost:hover { border-color: var(--ice); color: var(--frost); }

.device { justify-self: center; }

.device-frame {
  width: min(300px, 86vw);
  padding: 22px 22px 26px;
  border-radius: 32px;
  background:
    linear-gradient(180deg, rgba(126, 200, 212, 0.08), transparent 36%),
    var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow), inset 0 1px 0 rgba(197, 230, 236, 0.08);
}

.device-bar {
  width: 86px;
  height: 8px;
  margin: 0 auto 22px;
  border-radius: 999px;
  background: #1a2732;
}

.device-brand {
  margin: 0;
  text-align: center;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.device-state {
  margin: 10px 0 4px;
  text-align: center;
  color: var(--locked);
  font-size: 2rem;
  font-weight: 650;
  letter-spacing: -0.03em;
}

.device-copy {
  margin: 0 0 18px;
  text-align: center;
  color: var(--muted);
  font-size: 14px;
}

.device-apps {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.device-apps li {
  padding: 10px 12px;
  border-radius: 12px;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  color: var(--text);
  font-size: 14px;
}

.pin {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 14px;
}

.pin span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1.5px solid var(--ice);
  background: color-mix(in srgb, var(--ice) 28%, transparent);
}

.device-foot {
  margin: 0;
  text-align: center;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.band { padding: 72px 0; }

.band-alt {
  background: color-mix(in srgb, var(--bg-elev) 78%, transparent);
  border-block: 1px solid var(--line);
}

h2 {
  margin: 0 0 10px;
  font-size: clamp(1.6rem, 4vw, 2.15rem);
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.section-lead {
  margin: 0 0 28px;
  color: var(--muted);
  max-width: 46ch;
}

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

.steps li {
  padding: 22px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--line);
}

.step-num {
  display: block;
  margin-bottom: 12px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--ice);
}

.steps h3 {
  margin: 0 0 8px;
  font-size: 1.15rem;
}

.steps p,
.why p,
.status-card p {
  margin: 0;
  color: var(--muted);
}

.why p { max-width: 58ch; }

.facts {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.facts li {
  display: grid;
  gap: 6px;
  padding: 18px 20px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--surface);
}

.facts strong { font-size: 1rem; }

.facts span { color: var(--muted); font-size: 0.95rem; }

.status-card {
  padding: 28px 24px;
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(126, 200, 212, 0.07), transparent 40%),
    var(--surface);
  border: 1px solid var(--line);
}

.status-card h2 { margin-bottom: 12px; }

.status-card p + p { margin-top: 10px; }

.status-card .actions { margin-top: 22px; }

.fine {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.foot {
  border-top: 1px solid var(--line);
  padding: 22px 0 36px;
}

.foot-inner {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  color: var(--muted);
  font-size: 14px;
}

.foot p { margin: 0; }

.foot-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.foot a {
  color: var(--muted);
  text-decoration: none;
}

.foot a:hover,
.foot a[aria-current="page"] { color: var(--frost); }

.legal {
  padding: 48px 0 80px;
}

.legal h1 {
  font-size: clamp(2.2rem, 8vw, 3.4rem);
  margin-bottom: 16px;
}

.legal h2 {
  margin: 32px 0 10px;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.legal p,
.legal li {
  color: var(--muted);
  max-width: 62ch;
}

.legal p + p { margin-top: 12px; }

.legal ul,
.legal ol {
  margin: 8px 0 0;
  padding-left: 1.2em;
}

.legal li + li { margin-top: 6px; }

.legal .updated {
  margin: 0 0 8px;
  font-size: 14px;
}

.legal .note {
  margin: 0 0 28px;
  max-width: 62ch;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--frost);
}

.legal .btn { margin-top: 20px; }

.legal code {
  font-family: var(--mono);
  font-size: 0.92em;
  color: var(--frost);
}

@media (min-width: 720px) {
  .top-nav { display: flex; }

  .wrap { width: min(1080px, calc(100% - 56px)); }

  .hero { padding: 56px 0 28px; }

  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: center;
    gap: 48px;
  }

  .steps {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .facts { grid-template-columns: repeat(3, 1fr); }

  .status-card { padding: 36px 40px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}