:root {
  color-scheme: light dark;
  --bg: #fff;
  --fg: #080808;
  --muted: #6f6f6f;
  --line: #d8d8d8;
  --panel: #f3f3f3;
  --docked-logo-filter:
    brightness(0)
    drop-shadow(0 0 1px #fff)
    drop-shadow(0 0 3px #fff)
    drop-shadow(0 2px 7px rgba(255, 255, 255, .9));
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #050505;
    --fg: #f7f7f7;
    --muted: #a0a0a0;
    --line: #2b2b2b;
    --panel: #101010;
    --docked-logo-filter:
      brightness(0) invert(1)
      drop-shadow(0 0 1px #000)
      drop-shadow(0 0 3px #000)
      drop-shadow(0 2px 7px rgba(0, 0, 0, .9));
  }
}

html[data-theme="light"] {
  color-scheme: light;
  --bg: #fff;
  --fg: #080808;
  --muted: #6f6f6f;
  --line: #d8d8d8;
  --panel: #f3f3f3;
  --docked-logo-filter:
    brightness(0)
    drop-shadow(0 0 1px #fff)
    drop-shadow(0 0 3px #fff)
    drop-shadow(0 2px 7px rgba(255, 255, 255, .9));
}

html[data-theme="dark"] {
  color-scheme: dark;
  --bg: #050505;
  --fg: #f7f7f7;
  --muted: #a0a0a0;
  --line: #2b2b2b;
  --panel: #101010;
  --docked-logo-filter:
    brightness(0) invert(1)
    drop-shadow(0 0 1px #000)
    drop-shadow(0 0 3px #000)
    drop-shadow(0 2px 7px rgba(0, 0, 0, .9));
}

* { box-sizing: border-box; }

html {
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  scroll-behavior: smooth;
  touch-action: pan-y;
}

body {
  width: 100%;
  max-width: 100%;
  min-height: 100svh;
  margin: 0;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

.nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px clamp(24px, 5vw, 72px);
}

.brand {
  position: relative;
  display: grid;
  width: 122px;
  height: 42px;
  place-items: center;
  text-decoration: none;
}

.nav-logo {
  position: relative;
  z-index: 1;
  width: 148px;
  height: auto;
  opacity: 0;
  transform: translate3d(0, 14px, 0) scale(.78);
  transform-origin: left center;
  transition: opacity .45s ease, transform .7s cubic-bezier(.16, 1, .3, 1);
}

.logo-docked .nav-logo {
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
  filter: var(--docked-logo-filter);
}

.nav-link {
  padding: 8px 13px;
  border: 1px solid currentColor;
  border-radius: 999px;
  color: #fff;
  font-size: 13px;
  line-height: 1;
  text-decoration: none;
  mix-blend-mode: difference;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

.theme-toggle {
  display: grid;
  width: 32px;
  height: 32px;
  padding: 0;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--bg);
  color: var(--fg);
  font: inherit;
  font-size: 17px;
  line-height: 1;
  cursor: pointer;
}

.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 140px 24px 72px;
  text-align: center;
}

.eyebrow {
  margin: 0 0 32px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 650;
  letter-spacing: .2em;
}

.logo {
  width: min(700px, 86vw);
  height: auto;
  margin: -40px 0 -36px;
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
  transition: opacity .3s ease, transform .7s cubic-bezier(.16, 1, .3, 1);
}

.logo-docked .hero .logo {
  opacity: 0;
  transform: translate3d(-18vw, -18vh, 0) scale(.72);
}

.hero h1,
.coming-soon h2 {
  margin: 0;
  font-size: clamp(48px, 9vw, 124px);
  font-weight: 500;
  line-height: .88;
  letter-spacing: -.075em;
}

.intro {
  max-width: 560px;
  margin: 38px auto 32px;
  color: var(--muted);
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.5;
}

.cta {
  display: inline-flex;
  gap: 18px;
  align-items: center;
  padding: 16px 22px;
  border: 1px solid var(--fg);
  border-radius: 999px;
  font-size: 13px;
  text-decoration: none;
  transition: background .2s, color .2s;
}

.cta:hover { background: var(--fg); color: var(--bg); }

.statement {
  display: grid;
  min-height: 72svh;
  place-items: center;
  padding: 80px 24px;
  border-block: 1px solid var(--line);
  background: var(--fg);
  color: var(--bg);
  text-align: center;
}

.statement p {
  margin: 0;
  font-size: clamp(38px, 7vw, 96px);
  line-height: 1;
  letter-spacing: -.065em;
}

.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid var(--line);
}

.features article { min-height: 390px; padding: clamp(30px, 5vw, 72px); }
.features article + article { border-left: 1px solid var(--line); }
.features span { color: var(--muted); font-size: 12px; }
.features h2 { margin: 120px 0 16px; font-size: 28px; letter-spacing: -.04em; }
.features p { max-width: 300px; margin: 0; color: var(--muted); line-height: 1.55; }

.coming-soon { padding: clamp(96px, 15vw, 220px) 24px; text-align: center; }
.coming-soon p:last-child { margin: 32px 0 0; color: var(--muted); }

footer {
  display: flex;
  justify-content: space-between;
  padding: 28px clamp(24px, 5vw, 72px);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
}

footer nav { display: flex; gap: 24px; }
footer a { text-underline-offset: 4px; }

@media (prefers-color-scheme: dark) {
  .logo,
  .nav-logo { filter: invert(1); }
}

html[data-theme="light"] .logo { filter: none; }
html[data-theme="dark"] .logo { filter: invert(1); }

@media (max-width: 760px) {
  .nav {
    height: 72px;
    padding: 10px 20px;
  }

  .brand {
    width: 108px;
    height: 52px;
  }

  .nav-logo { width: 108px; }

  .nav-link {
    white-space: nowrap;
  }

  .logo {
    margin-block: -12px -16px;
  }

  .nav-actions { gap: 12px; }

  .hero,
  .statement,
  .coming-soon { max-width: 100vw; overflow: hidden; }
  .features { grid-template-columns: 1fr; }
  .features article { min-height: auto; }
  .features article + article { border-top: 1px solid var(--line); border-left: 0; }
  .features h2 { margin-top: 72px; }
}

@media (display-mode: standalone) {
  body { min-height: 100dvh; }

  .nav {
    height: calc(72px + env(safe-area-inset-top));
    padding-top: calc(10px + env(safe-area-inset-top));
    padding-right: calc(20px + env(safe-area-inset-right));
    padding-left: calc(20px + env(safe-area-inset-left));
  }

  .hero {
    min-height: 100dvh;
    padding-top: calc(140px + env(safe-area-inset-top));
    padding-right: calc(24px + env(safe-area-inset-right));
    padding-bottom: calc(72px + env(safe-area-inset-bottom));
    padding-left: calc(24px + env(safe-area-inset-left));
  }

  footer {
    padding-right: calc(clamp(24px, 5vw, 72px) + env(safe-area-inset-right));
    padding-bottom: calc(28px + env(safe-area-inset-bottom));
    padding-left: calc(clamp(24px, 5vw, 72px) + env(safe-area-inset-left));
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}