:root {
  color-scheme: light dark;
  --page: #f5f4f1;
  --card: #ffffff;
  --text: #1b1b1f;
  --quiet: #5d5d68;
  --line: #dcdad4;
  --accent: #b8480f;
  --key-top: #45454b;
  --key-bottom: #1f1f23;
  --key-text: #ffffff;
}
@media (prefers-color-scheme: dark) {
  :root {
    --page: #151517;
    --card: #1f1f23;
    --text: #f2f1ee;
    --quiet: #a3a3ad;
    --line: #34343b;
    --accent: #ffb04a;
    --key-top: #ffffff;
    --key-bottom: #dededf;
    --key-text: #000000;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--page);
  color: var(--text);
  font: 17px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
main, header, footer { max-width: 60rem; margin: 0 auto; padding: 0 1.5rem; }
header { display: flex; align-items: center; gap: 0.75rem; padding-top: 1.5rem; font-weight: 600; }
header img { width: 40px; height: 40px; }
h1 { font-size: clamp(2.2rem, 6vw, 3.6rem); line-height: 1.08; letter-spacing: -0.02em; margin: 3.5rem 0 1.25rem; max-width: 17ch; }
h2 { font-size: 1.6rem; line-height: 1.2; letter-spacing: -0.01em; margin: 4.5rem 0 1rem; }
h3 { font-size: 1.05rem; margin: 0 0 0.25rem; }
p { margin: 0 0 1rem; max-width: 62ch; }
a { color: var(--accent); }
.lead { font-size: 1.25rem; line-height: 1.45; }
.quiet { color: var(--quiet); font-size: 0.9rem; max-width: 75ch; }
.keys { white-space: nowrap; }
img { max-width: 100%; height: auto; display: block; }

/* Keys and the download button look like the letters the app draws: dark on light, light on dark. */
kbd, .download {
  background: linear-gradient(var(--key-top), var(--key-bottom));
  color: var(--key-text);
  font-family: inherit;
  font-weight: 600;
  box-shadow: 0 1px 3px rgb(0 0 0 / 0.35);
}
kbd { display: inline-block; min-width: 1.6em; padding: 0 0.4em; border-radius: 0.35em; font-size: 0.85em; text-align: center; }
.download { display: inline-block; padding: 0.8rem 1.5rem; border-radius: 0.7rem; font-size: 1.1rem; text-decoration: none; margin: 0.75rem 0; }
.download:hover { filter: brightness(1.15); }

figure { margin: 2.5rem 0 0; }
figure img { border: 1px solid var(--line); border-radius: 0.75rem; }
figcaption { margin-top: 0.6rem; }

.steps { list-style: none; padding: 0; margin: 0; display: grid; gap: 2.5rem; counter-reset: step; }
.steps li { counter-increment: step; }
.steps h3::before { content: counter(step) ". "; color: var(--accent); }
.steps img { margin-top: 0.75rem; border: 1px solid var(--line); border-radius: 0.75rem; }

.sequences { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(19rem, 1fr)); gap: 0.6rem 2rem; }
.sequences span { color: var(--quiet); margin-left: 0.5rem; }

.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); gap: 1rem; margin: 1.5rem 0; max-width: 40rem; }
.plans div { background: var(--card); border: 1px solid var(--line); border-radius: 0.9rem; padding: 1.25rem 1.4rem; }
.plans strong { display: block; font-size: 1.9rem; letter-spacing: -0.02em; line-height: 1.2; margin: 0.25rem 0; }
.plans p { margin: 0; }

main > ul li { max-width: 62ch; }
.privacy li, .compare li { margin-bottom: 0.6rem; }
.faq h3 { margin-top: 1.5rem; }
footer { margin-top: 5rem; padding-top: 1.5rem; padding-bottom: 3rem; border-top: 1px solid var(--line); }