:root {
  color-scheme: dark;
  --ink: #e8f7eb;
  --muted: #9bbda3;
  --green: #4dd46b;
  --leaf: #abf294;
  --panel: #091b11;
  --line: #245236;
  --background: #050e09;
  font-family: "Avenir Next", Avenir, -apple-system, BlinkMacSystemFont, sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 85% -10%, rgba(116, 246, 167, 0.16), transparent 35rem),
    var(--background);
  color: var(--ink);
  line-height: 1.65;
}
a { color: var(--green); }
.skip-link { position: fixed; top: 0.75rem; left: 0.75rem; z-index: 10; padding: 0.6rem 0.85rem; border-radius: 8px; background: var(--green); color: var(--background); transform: translateY(-180%); }
.skip-link:focus { transform: translateY(0); }
a:focus-visible { outline: 3px solid var(--leaf); outline-offset: 4px; }
.shell { width: min(960px, calc(100% - 2rem)); margin: 0 auto; }
nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  border-bottom: 1px solid var(--line);
}
.brand, .eyebrow {
  font: 750 0.76rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.brand { color: var(--ink); text-decoration: none; }
.eyebrow { color: var(--leaf); }
.nav-links { display: flex; gap: 1.25rem; }
.nav-links a { color: var(--muted); text-decoration: none; }
.nav-links a:hover { color: var(--ink); }
main { padding: 6rem 0; }
h1 { max-width: 13ch; margin: 1rem 0; font-size: clamp(3rem, 9vw, 6.6rem); line-height: 0.94; letter-spacing: -0.065em; }
h2 { margin-top: 3rem; font-size: 1.55rem; letter-spacing: -0.025em; }
p, li { max-width: 70ch; color: var(--muted); }
.lede { max-width: 55ch; font-size: 1.22rem; }
.callout, .card {
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--panel) 88%, transparent);
  border-radius: 14px;
  padding: 1.4rem;
}
.callout { margin: 2rem 0; border-left: 3px solid var(--green); }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; margin-top: 3rem; }
.card strong { display: block; margin-bottom: 0.5rem; color: var(--ink); }
.showcase { margin-top: 7rem; }
.showcase h2 { max-width: 14ch; margin: 0.8rem 0 1rem; font-size: clamp(2.4rem, 6vw, 4.6rem); line-height: 0.98; }
.screens { display: grid; gap: 1rem; margin-top: 2rem; }
.phone-screens { grid-template-columns: repeat(3, 1fr); }
.ipad-screens { grid-template-columns: repeat(2, 1fr); }
.transfer-screens { grid-template-columns: minmax(180px, 0.72fr) minmax(320px, 1.28fr); }
figure { margin: 0; padding: 0.75rem; border: 1px solid var(--line); border-radius: 18px; background: #0e1311; }
figure img { display: block; width: 100%; height: auto; border-radius: 12px; }
figcaption { padding: 0.8rem 0.25rem 0.2rem; color: var(--muted); font: 700 0.72rem/1 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: 0.08em; text-transform: uppercase; }
footer { padding: 2rem 0 4rem; border-top: 1px solid var(--line); color: var(--muted); font-size: 0.85rem; }
code { color: var(--leaf); }
@media (max-width: 720px) {
  main { padding: 3.5rem 0; }
  .grid { grid-template-columns: 1fr; }
  .phone-screens, .ipad-screens, .transfer-screens { grid-template-columns: 1fr; }
  .nav-links { gap: 0.75rem; font-size: 0.86rem; }
}