:root {
  --ink: #16211c;
  --ink-soft: #4a5a52;
  --paper: #f6f4ee;
  --card: #fffdf8;
  --line: #ddd8cc;
  --accent: #1f6f4a;
  --accent-ink: #ffffff;
  --max: 62rem;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

h1, h2, h3 { line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 6vw, 3.4rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.1rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1rem; }
a { color: var(--accent); }

.top {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; flex-wrap: wrap;
  max-width: var(--max); margin: 0 auto; padding: 1.2rem 1.25rem;
}
.wordmark { font-weight: 700; text-decoration: none; color: var(--ink); }
.top nav { display: flex; align-items: center; gap: 1.25rem; }
.top nav a { text-decoration: none; color: var(--ink-soft); }

.hero, .band { max-width: var(--max); margin: 0 auto; padding: 2.5rem 1.25rem 3rem; }
.hero.narrow { max-width: 40rem; }
.band { border-top: 1px solid var(--line); }
.kicker { text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; color: var(--ink-soft); margin-bottom: .6rem; }
.claim { font-size: 1.25rem; color: var(--ink-soft); max-width: 34em; }
.lead { color: var(--ink-soft); max-width: 42em; }

.facts {
  list-style: none; padding: 0; margin: 2rem 0;
  display: grid; gap: .75rem;
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
}
.facts li {
  background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  padding: .85rem 1rem;
}
.facts strong { display: block; }
.facts span { color: var(--ink-soft); font-size: .9rem; }

.btn {
  display: inline-block; background: var(--accent); color: var(--accent-ink);
  text-decoration: none; padding: .85rem 1.5rem; border-radius: 8px; font-weight: 600;
}
.btn.small { padding: .5rem .9rem; font-size: .9rem; }
.btn.disabled { background: var(--line); color: var(--ink-soft); pointer-events: none; }

.steps { counter-reset: s; list-style: none; padding: 0; display: grid; gap: 1.25rem; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); }
.steps li::before { counter-increment: s; content: counter(s); display: inline-grid; place-items: center; width: 1.9rem; height: 1.9rem; border-radius: 50%; background: var(--accent); color: var(--accent-ink); font-weight: 700; margin-bottom: .6rem; }
.steps p { color: var(--ink-soft); }

.cards { list-style: none; padding: 0; display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 1.25rem; }
.card p { color: var(--ink-soft); }
.muted-card { background: transparent; border-style: dashed; }

.faq dt { font-weight: 600; margin-top: 1.2rem; }
.faq dd { margin: .35rem 0 0; color: var(--ink-soft); }

.foot { border-top: 1px solid var(--line); margin-top: 2rem; padding: 1.75rem 1.25rem 3rem; font-size: .9rem; color: var(--ink-soft); }
.foot p { max-width: var(--max); margin: 0 auto .35rem; }
.muted { color: var(--ink-soft); font-size: .9rem; }

.code { font-size: 2rem; letter-spacing: .08em; font-weight: 700; }