:root {
  --green: #2f5d3a;
  --green-dark: #1f4128;
  --sand: #f6f3ec;
  --ink: #1d2420;
  --muted: #5b655f;
  --line: #e3ded2;
  --bg: #ffffff;
}
@media (prefers-color-scheme: dark) {
  :root { --ink: #eef1ee; --muted: #aab4ad; --line: #2f3833; --bg: #141a16; --sand: #1a221d; --green: #6fae80; --green-dark: #8fc79f; }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: Inter, system-ui, sans-serif; color: var(--ink); background: var(--bg); line-height: 1.6; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 720px; }
a { color: var(--green); }

.nav { position: sticky; top: 0; z-index: 10; background: var(--bg); border-bottom: 1px solid var(--line); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 64px; }
.brand { font-weight: 700; text-decoration: none; color: var(--ink); }
.brand span { font-weight: 500; color: var(--muted); }
nav { display: flex; align-items: center; gap: 20px; }
nav a { text-decoration: none; color: var(--ink); font-size: 15px; font-weight: 500; }
nav a.login { color: var(--muted); }

.btn { display: inline-block; background: var(--green); color: #fff; padding: 12px 22px; border-radius: 8px; text-decoration: none; font-weight: 600; }
.btn:hover { background: var(--green-dark); }
.btn-sm { padding: 8px 14px; font-size: 14px; color: #fff; }
.btn-ghost { background: transparent; color: var(--green); border: 1.5px solid var(--green); }
.btn-ghost:hover { background: var(--sand); }

.hero { background: var(--sand); padding: 96px 0 88px; }
.eyebrow { text-transform: uppercase; letter-spacing: .08em; font-size: 13px; font-weight: 600; color: var(--green); margin: 0 0 12px; }
h1 { font-size: clamp(38px, 6vw, 64px); line-height: 1.08; margin: 0 0 20px; letter-spacing: -.02em; }
.lead { font-size: 19px; color: var(--muted); max-width: 580px; margin: 0 0 32px; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; }

.section { padding: 80px 0; }
.section.alt { background: var(--sand); }
h2 { font-size: 32px; margin: 0 0 28px; letter-spacing: -.01em; }
h3 { font-size: 18px; margin: 0 0 8px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 20px; }
.card { border: 1px solid var(--line); border-radius: 12px; padding: 24px; background: var(--bg); }
.card p { margin: 0; color: var(--muted); }

.steps { counter-reset: s; list-style: none; padding: 0; margin: 0; display: grid; gap: 16px; }
.steps li { counter-increment: s; position: relative; padding-left: 52px; }
.steps li::before { content: counter(s); position: absolute; left: 0; top: 0; width: 36px; height: 36px; border-radius: 50%; background: var(--green); color: #fff; display: grid; place-items: center; font-weight: 700; }

.contact { list-style: none; padding: 0; margin: 0 0 24px; }
.contact li { margin-bottom: 6px; }

footer { border-top: 1px solid var(--line); padding: 24px 0; font-size: 14px; color: var(--muted); }
.foot { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

@media (max-width: 640px) {
  nav a:not(.btn) { display: none; }
  .hero { padding: 64px 0; }
  .section { padding: 56px 0; }
}