:root {
  color-scheme: light;
  --ink: #122017;
  --muted: #4d5c53;
  --bg: #f4f1ea;
  --card: #fffdf8;
  --line: #d4cdc0;
  --accent: #1f6b45;
  --accent-ink: #fff;
  --error: #8b1e1e;
  --ok: #1f6b45;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--ink);
  font-family: ui-sans-serif, system-ui, sans-serif;
}

body {
  padding: 2.5rem 1.25rem 4rem;
}

main {
  width: min(28rem, 100%);
  margin: 0 auto;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.75rem;
}

.eyebrow {
  margin: 0 0 0.35rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.75rem;
  color: var(--accent);
}

h1 {
  margin: 0 0 0.75rem;
  line-height: 1.2;
  font-size: 1.7rem;
}

.lede,
.hint {
  color: var(--muted);
}

.lede {
  margin: 0 0 1.5rem;
  line-height: 1.45;
}

.signup-form,
main {
  display: grid;
}

.signup-form {
  gap: 0.4rem;
}

.plan-choices {
  display: grid;
  gap: 0.5rem;
  margin: 0.2rem 0 0.4rem;
  padding: 0;
  border: 0;
}

.plan-choices legend {
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.plan-choice {
  display: flex;
  gap: 0.65rem;
  align-items: flex-start;
  padding: 0.7rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.plan-choice input {
  width: auto;
  margin-top: 0.2rem;
}

.signup-form label {
  font-weight: 600;
  margin-top: 0.55rem;
}

.signup-form input {
  width: 100%;
  padding: 0.7rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: inherit;
  background: #fff;
}

.signup-form input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.hint {
  margin: 0 0 0.4rem;
  font-size: 0.85rem;
}

.error {
  margin: 0.75rem 0 0;
  color: var(--error);
}

.signup-form button {
  margin-top: 1.1rem;
  padding: 0.8rem 1rem;
  border: 0;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-ink);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.signup-form button:disabled {
  opacity: 0.65;
  cursor: wait;
}