:root {
  --bg: #ffffff;
  --bg-sunk: #f6f7f9;
  --fg: #111417;
  --fg-dim: #5b636b;
  --line: #e4e7eb;
  --accent: #0f9d76;
  --accent-fg: #ffffff;
  --danger: #b42318;
  --radius: 12px;
  --max: 1080px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1114;
    --bg-sunk: #171a1e;
    --fg: #e9edf1;
    --fg-dim: #98a1ab;
    --line: #262b31;
    --accent: #2fcf9e;
    --accent-fg: #06231b;
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

header.site {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
header.site .wrap { display: flex; align-items: center; gap: 24px; height: 62px; }
.logo { display: flex; align-items: center; gap: 9px; font-weight: 700; text-decoration: none; letter-spacing: -0.02em; }
.logo .mark {
  width: 22px; height: 22px; border-radius: 6px; background: var(--accent);
  display: grid; place-items: center;
}
.logo .mark svg { width: 13px; height: 13px; }
header.site nav { margin-left: auto; display: flex; align-items: center; gap: 22px; }
header.site nav a { color: var(--fg-dim); text-decoration: none; font-size: 15px; }
header.site nav a:hover { color: var(--fg); }
/* The call to action is a button first and a nav link second. */
header.site nav a.btn { color: var(--accent-fg); white-space: nowrap; }
header.site nav a.btn.ghost { color: var(--fg); }

@media (max-width: 720px) {
  header.site nav a:not(.btn) { display: none; }
  .wrap { padding: 0 18px; }
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 9px;
  border: 1px solid transparent;
  background: var(--accent);
  color: var(--accent-fg);
  font: inherit;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}
.btn:hover { filter: brightness(1.06); }
.btn.ghost { background: transparent; color: var(--fg); border-color: var(--line); }
.btn:disabled { opacity: 0.55; cursor: default; filter: none; }
.btn.wide { width: 100%; justify-content: center; }

.hero { padding: 88px 0 64px; text-align: center; }
.hero h1 {
  margin: 0 auto 18px;
  max-width: 15ch;
  font-size: clamp(38px, 6vw, 60px);
  line-height: 1.06;
  letter-spacing: -0.035em;
}
.hero p.lead {
  margin: 0 auto 30px;
  max-width: 58ch;
  font-size: 19px;
  color: var(--fg-dim);
}
.hero .cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.hero .fine { margin-top: 14px; color: var(--fg-dim); font-size: 14px; }

.eyebrow {
  display: inline-block;
  margin-bottom: 18px;
  padding: 5px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  color: var(--fg-dim);
}

section { padding: 64px 0; border-top: 1px solid var(--line); }
section > .wrap > h2 {
  margin: 0 0 8px;
  font-size: clamp(26px, 3.4vw, 34px);
  letter-spacing: -0.025em;
}
section > .wrap > p.sub { margin: 0 0 36px; color: var(--fg-dim); max-width: 62ch; }

.grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.card {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-sunk);
}
.card h3 { margin: 0 0 6px; font-size: 17px; letter-spacing: -0.01em; }
.card p { margin: 0; color: var(--fg-dim); font-size: 15px; }
.card .step {
  display: grid; place-items: center;
  width: 26px; height: 26px; margin-bottom: 12px;
  border-radius: 7px; background: var(--accent); color: var(--accent-fg);
  font-size: 14px; font-weight: 700;
}

.plans { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); align-items: start; }
.plan {
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.plan.featured { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.plan h3 { margin: 0 0 4px; font-size: 15px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--fg-dim); }
.plan .price { font-size: 42px; font-weight: 700; letter-spacing: -0.03em; }
.plan .price span { font-size: 15px; font-weight: 400; color: var(--fg-dim); }
/* The amount itself is a span too, so it opts back out of the cadence styling. */
.plan .price span#amount { font-size: inherit; font-weight: inherit; color: inherit; }
.plan .note { color: var(--fg-dim); font-size: 14px; margin: 2px 0 20px; min-height: 21px; }
.plan ul { list-style: none; margin: 22px 0 0; padding: 0; }
.plan li { position: relative; padding-left: 26px; margin-bottom: 9px; font-size: 15px; }
.plan li::before {
  content: "";
  position: absolute; left: 4px; top: 8px;
  width: 6px; height: 10px;
  border: solid var(--accent); border-width: 0 2px 2px 0;
  transform: rotate(42deg);
}
.plan li.off { color: var(--fg-dim); }
.plan li.off::before { border-color: var(--line); }

.toggle { display: inline-flex; padding: 3px; border: 1px solid var(--line); border-radius: 999px; margin-bottom: 30px; }
.toggle button {
  border: 0; background: transparent; color: var(--fg-dim);
  font: inherit; font-size: 14px; font-weight: 600;
  padding: 7px 16px; border-radius: 999px; cursor: pointer;
}
.toggle button[aria-pressed="true"] { background: var(--accent); color: var(--accent-fg); }

details { border-bottom: 1px solid var(--line); padding: 16px 0; }
details summary { cursor: pointer; font-weight: 600; list-style: none; }
details summary::-webkit-details-marker { display: none; }
details summary::after { content: "+"; float: right; color: var(--fg-dim); font-weight: 400; }
details[open] summary::after { content: "−"; }
details p { margin: 10px 0 0; color: var(--fg-dim); max-width: 70ch; }

form.signin { max-width: 380px; }
form.signin label { display: block; font-size: 13px; color: var(--fg-dim); margin-bottom: 5px; }
form.signin input {
  width: 100%; padding: 11px 13px; margin-bottom: 12px;
  font: inherit; color: var(--fg); background: var(--bg);
  border: 1px solid var(--line); border-radius: 9px;
}
.msg { margin: 12px 0 0; font-size: 14px; color: var(--fg-dim); min-height: 20px; }
.msg.error { color: var(--danger); }

footer.site { border-top: 1px solid var(--line); padding: 36px 0; color: var(--fg-dim); font-size: 14px; }
footer.site .wrap { display: flex; flex-wrap: wrap; gap: 18px; align-items: center; }
footer.site nav { margin-left: auto; display: flex; gap: 18px; }
footer.site a { text-decoration: none; }
footer.site a:hover { color: var(--fg); }

.prose { max-width: 70ch; padding: 56px 0; }
.prose h1 { font-size: 32px; letter-spacing: -0.03em; }
.prose h2 { font-size: 19px; margin-top: 34px; }
.prose p, .prose li { color: var(--fg-dim); }
.prose strong { color: var(--fg); }

.centered { text-align: center; padding: 96px 0; }
.centered h1 { font-size: clamp(30px, 5vw, 42px); letter-spacing: -0.03em; margin-bottom: 12px; }
.centered p { color: var(--fg-dim); max-width: 52ch; margin: 0 auto 26px; }

.disclaimer { font-size: 13px; color: var(--fg-dim); margin-top: 40px; }