:root {
  --bg: #fbfaf7;
  --surface: #ffffff;
  --text: #16161a;
  --muted: #5d5d66;
  --line: #e6e3dc;
  --accent: #1f6f4a;
  --accent-ink: #ffffff;
  --accent-soft: #e5f2ea;
  --radius: 14px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111214;
    --surface: #1a1b1f;
    --text: #f1f0ec;
    --muted: #a3a3ad;
    --line: #2c2d33;
    --accent: #4cc38a;
    --accent-ink: #0b1a12;
    --accent-soft: #17291f;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
.wrap { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 16px; }
a { color: inherit; }
.nav { display: flex; justify-content: space-between; align-items: center; padding-top: 20px; padding-bottom: 20px; }
.logo { font-weight: 800; text-decoration: none; font-size: 1.15rem; letter-spacing: -0.02em; }
.logo span { color: var(--accent); }
.navlink { color: var(--muted); text-decoration: none; }
.navlink:hover { color: var(--text); }
.navlinks { display: flex; gap: 18px; flex-wrap: wrap; justify-content: flex-end; }
.intro { color: var(--muted); max-width: 70ch; margin: -8px 0 20px; }
.bundle-card .summary { flex: 1; color: var(--muted); }
.bundle-card.featured { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent) inset; }
@media (max-width: 420px) { .navlinks { gap: 12px; font-size: 0.9rem; } }

.hero { padding-top: 48px; padding-bottom: 40px; }
.eyebrow { color: var(--accent); font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; font-size: 0.8rem; margin: 0 0 12px; }
h1 { font-size: clamp(2rem, 5vw, 3.4rem); line-height: 1.08; letter-spacing: -0.03em; margin: 0 0 18px; max-width: 18ch; }
.lede { color: var(--muted); font-size: 1.125rem; max-width: 62ch; margin: 0 0 32px; }
.bundle {
  display: flex; flex-wrap: wrap; gap: 16px 24px; align-items: center; justify-content: space-between;
  background: var(--accent-soft); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px;
}
.bundle h2 { margin: 0 0 4px; font-size: 1.35rem; }
.bundle p { margin: 0; color: var(--muted); }

.section-title { font-size: 1.6rem; letter-spacing: -0.02em; margin: 40px 0 20px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr)); gap: 18px; }
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; display: flex; flex-direction: column;
}
.card-top { display: flex; justify-content: space-between; align-items: center; }
.tag { font-size: 0.75rem; font-weight: 700; color: var(--accent); background: var(--accent-soft); padding: 3px 10px; border-radius: 99px; }
.price { font-weight: 700; }
.card h3 { margin: 14px 0 6px; font-size: 1.2rem; }
.summary { margin: 0 0 10px; }
.gap { margin: 0 0 12px; color: var(--muted); font-size: 0.9rem; }
.card ul { margin: 0 0 18px; padding-left: 18px; color: var(--muted); font-size: 0.93rem; flex: 1; }
.card li { margin-bottom: 4px; }
.card form { margin: 0; }

.btn {
  appearance: none; border: 0; cursor: pointer; width: 100%;
  background: var(--accent); color: var(--accent-ink); font: inherit; font-weight: 700;
  padding: 11px 16px; border-radius: 10px; transition: transform .1s, filter .15s;
}
.btn:hover { filter: brightness(1.08); }
.btn:active { transform: translateY(1px); }
.btn:focus-visible, summary:focus-visible, a:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.btn-lg { width: auto; padding: 14px 24px; font-size: 1.05rem; }
.bundle form { margin: 0; }
@media (max-width: 560px) { .btn-lg { width: 100%; } .bundle form { width: 100%; } }

.faq { padding-bottom: 24px; }
details { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 14px 18px; margin-bottom: 10px; }
summary { cursor: pointer; font-weight: 600; }
details p { color: var(--muted); margin: 10px 0 0; }
.foot { color: var(--muted); font-size: 0.85rem; padding-top: 24px; padding-bottom: 40px; border-top: 1px solid var(--line); margin-top: 40px; }

/* Success page */
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; margin: 40px 0; max-width: 680px; }
.downloads { list-style: none; padding: 0; margin: 20px 0; }
.downloads li { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.downloads a.btn { width: auto; text-decoration: none; padding: 8px 14px; }
.note { color: var(--muted); font-size: 0.93rem; }
.error { color: #c0392b; }