:root {
  --bg: #fbf8f3;
  --surface: #ffffff;
  --ink: #1f2a2e;
  --muted: #5b6669;
  --accent: #2f7a68;
  --accent-ink: #ffffff;
  --line: #e4ddd2;
  --warn: #9a3b1f;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141a1c;
    --surface: #1c2427;
    --ink: #eef1f0;
    --muted: #a3adaf;
    --accent: #5cb89f;
    --accent-ink: #0d1412;
    --line: #2c3639;
    --warn: #f0a080;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
.wrap { max-width: 720px; margin: 0 auto; padding: 0 16px; }
header.top { padding: 20px 0; display: flex; justify-content: space-between; align-items: center; }
.brand { font-weight: 700; font-size: 1.15rem; color: var(--ink); text-decoration: none; }
.brand span { color: var(--accent); }
nav a { color: var(--muted); margin-left: 16px; text-decoration: none; font-size: .95rem; }
h1 { font-size: clamp(1.9rem, 6vw, 2.7rem); line-height: 1.15; margin: 28px 0 12px; }
h2 { font-size: 1.35rem; margin: 40px 0 10px; }
p.lede { font-size: 1.15rem; color: var(--muted); margin: 0 0 24px; }
ul.points { padding-left: 20px; }
ul.points li { margin: 6px 0; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 20px; margin: 24px 0; }
form label { display: block; font-weight: 600; margin: 14px 0 6px; }
form input[type=email] {
  width: 100%; padding: 12px; font-size: 1rem; border-radius: 10px;
  border: 1px solid var(--line); background: var(--bg); color: var(--ink);
}
fieldset { border: 0; padding: 0; margin: 0; }
fieldset label { font-weight: 400; margin: 6px 0; }
button {
  margin-top: 18px; width: 100%; padding: 14px; font-size: 1.05rem; font-weight: 600;
  border: 0; border-radius: 10px; background: var(--accent); color: var(--accent-ink); cursor: pointer;
}
button[disabled] { opacity: .6; cursor: wait; }
.status { min-height: 1.5em; margin-top: 12px; }
.status.err { color: var(--warn); }
.fine { font-size: .9rem; color: var(--muted); }
table.prices { width: 100%; border-collapse: collapse; }
table.prices td { padding: 8px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
table.prices td:last-child { text-align: right; white-space: nowrap; font-weight: 600; }
footer { margin: 56px 0 32px; color: var(--muted); font-size: .9rem; }
footer a { color: var(--muted); }
a { color: var(--accent); }
.done { text-align: center; padding: 12px 4px; outline: none; }
.done p { margin: 6px 0; color: var(--muted); }
.done .done-title { font-size: 1.4rem; font-weight: 700; color: var(--accent); }
.done .done-title::before { content: "✓ "; }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin: 28px 0 12px; }
.cta {
  display: inline-block; padding: 14px 28px; font-size: 1.1rem; font-weight: 600; border-radius: 10px;
  background: var(--accent); color: var(--accent-ink); text-decoration: none;
}
.cta.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }