:root { --bg: #f6f5f2; --fg: #16161a; --muted: #5b5b63; --line: #dcdad4; --accent: #1f4d3a; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 17px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
.nav { display: flex; justify-content: space-between; align-items: center; padding: 18px 24px; border-bottom: 1px solid var(--line); }
.nav nav a { margin-left: 18px; color: var(--muted); text-decoration: none; }
.brand { font-weight: 700; color: var(--fg); text-decoration: none; }
main { max-width: 860px; margin: 0 auto; padding: 0 24px; }
.hero { padding: 72px 0 56px; }
h1 { font-size: clamp(34px, 6vw, 56px); line-height: 1.08; margin: 0 0 18px; letter-spacing: -0.02em; }
h2 { font-size: 28px; margin: 0 0 10px; }
.lead { font-size: 20px; color: var(--muted); max-width: 40ch; margin: 0 0 28px; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; }
.btn { display: inline-block; padding: 12px 20px; border: 1px solid var(--line); border-radius: 6px; color: var(--fg); text-decoration: none; }
.btn.primary { background: var(--accent); color: #fff; border-color: var(--accent); }
section.features, section.pricing { padding: 40px 0; border-top: 1px solid var(--line); }
ul { padding-left: 20px; }
footer { max-width: 860px; margin: 40px auto; padding: 0 24px; color: var(--muted); font-size: 14px; }