:root {
  --ink: #1a1a1a;
  --ink-muted: #4a4a4a;
  --paper: #fffaf0;
  --paper-soft: #fff6e3;
  --accent: #0b3d2e;
  --accent-soft: #cfeadd;
  --line: #e6dcc6;
  --radius: 10px;
  --max: 720px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 56px 24px 80px;
}

.hero {
  margin-bottom: 56px;
}

.eyebrow {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
}

h1 {
  font-size: clamp(28px, 5vw, 40px);
  line-height: 1.15;
  margin: 0 0 16px;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.lede {
  font-size: 18px;
  margin: 0 0 20px;
  color: var(--ink-muted);
}

.bullets {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
}

.bullets li {
  position: relative;
  padding: 6px 0 6px 24px;
  color: var(--ink);
}

.bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.signup {
  display: flex;
  gap: 8px;
  margin: 8px 0 8px;
  flex-wrap: wrap;
}

.signup input[type="email"] {
  flex: 1 1 220px;
  min-width: 0;
  padding: 14px 16px;
  font-size: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink);
  font-family: inherit;
}

.signup input[type="email"]:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.signup button {
  padding: 14px 22px;
  font-size: 16px;
  font-weight: 600;
  border: 0;
  border-radius: var(--radius);
  background: var(--accent);
  color: var(--paper);
  cursor: pointer;
  font-family: inherit;
  transition: transform 0.05s ease;
}

.signup button:hover {
  background: #0e4f3b;
}

.signup button:active {
  transform: translateY(1px);
}

.signup button:disabled {
  opacity: 0.6;
  cursor: progress;
}

.privacy {
  margin: 8px 0 24px;
  font-size: 13px;
  color: var(--ink-muted);
}

.proof {
  margin: 0;
  font-size: 14px;
  color: var(--ink-muted);
  font-style: italic;
}

.form-status {
  margin: 8px 0 0;
  font-size: 14px;
  min-height: 1em;
}

.form-status.ok {
  color: var(--accent);
}

.form-status.err {
  color: #9c2a2a;
}

.below {
  border-top: 1px solid var(--line);
  padding-top: 40px;
}

.below h2 {
  font-size: 20px;
  margin: 32px 0 8px;
  color: var(--ink);
}

.below h2:first-of-type {
  margin-top: 0;
}

.below p {
  margin: 0 0 16px;
  color: var(--ink-muted);
}

.grid {
  list-style: none;
  margin: 0 0 8px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.grid li {
  background: var(--paper-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.grid strong {
  color: var(--ink);
  font-size: 14px;
}

.grid span {
  color: var(--ink-muted);
  font-size: 14px;
}

.steps {
  padding-left: 22px;
  margin: 0;
  color: var(--ink-muted);
}

.steps li {
  margin-bottom: 6px;
}

footer {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--ink-muted);
}

footer p {
  margin: 0 0 6px;
}

footer a {
  color: var(--accent);
  text-decoration: none;
}

footer a:hover {
  text-decoration: underline;
}

footer .copy {
  font-size: 12px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 480px) {
  main {
    padding: 36px 20px 56px;
  }

  .signup {
    flex-direction: column;
  }

  .signup input[type="email"],
  .signup button {
    width: 100%;
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #f3eedd;
    --ink-muted: #b8b09a;
    --paper: #14110b;
    --paper-soft: #1c1812;
    --accent: #7fd1a8;
    --accent-soft: #1f3a2c;
    --line: #2a241a;
  }

  .signup input[type="email"] {
    background: #1c1812;
    color: var(--ink);
  }

  .signup button {
    color: var(--paper);
  }
}