:root {
  --green: #22c55e;
  --green-dark: #16a34a;
  --green-pale: #f0fdf4;
  --ink: #0a1f12;
  --text: #1f2a24;
  --muted: #5b6b62;
  --line: #e3ede7;
  --bg: #ffffff;
  --bg-soft: #f6faf7;
  --radius: 14px;
  --wrap: 1080px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial,
    sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--green-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }

/* ── Brand mark ─────────────────────────────── */
.brand { display: inline-flex; align-items: center; gap: 10px; }
.brand-mark {
  width: 34px; height: 34px; border-radius: 9px;
  background: var(--green); color: #fff;
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 15px; letter-spacing: -0.5px;
  flex-shrink: 0;
}
.brand-name { font-weight: 800; font-size: 18px; color: var(--ink); letter-spacing: -0.2px; }

/* ── Header ─────────────────────────────────── */
header.site {
  position: sticky; top: 0; z-index: 20;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--line);
}
header.site .wrap {
  display: flex; align-items: center; justify-content: space-between;
  height: 66px;
}
header.site nav { display: flex; align-items: center; gap: 26px; }
header.site nav a { color: var(--text); font-size: 15px; font-weight: 500; }
header.site nav a:hover { color: var(--green-dark); text-decoration: none; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; padding: 11px 20px; border-radius: 11px;
  font-weight: 600; font-size: 15px; cursor: pointer;
  border: 1px solid transparent; transition: background 0.15s, border-color 0.15s;
}
.btn-primary { background: var(--green-dark); color: #fff; }
.btn-primary:hover { background: #128a3e; text-decoration: none; }
.btn-ghost { background: #fff; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--green); text-decoration: none; }

@media (max-width: 640px) {
  header.site nav a:not(.btn) { display: none; }
}

/* ── Hero ───────────────────────────────────── */
.hero { background: linear-gradient(180deg, var(--green-pale), #fff); padding: 84px 0 64px; }
.hero h1 {
  font-size: clamp(32px, 5vw, 52px); line-height: 1.08;
  letter-spacing: -1px; color: var(--ink); margin: 0 0 18px; max-width: 720px;
}
.hero p.lead { font-size: clamp(17px, 2.2vw, 20px); color: var(--muted); max-width: 620px; margin: 0 0 30px; }
.hero .cta { display: flex; gap: 12px; flex-wrap: wrap; }
.eyebrow {
  display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: 0.4px;
  text-transform: uppercase; color: var(--green-dark);
  background: #fff; border: 1px solid var(--line); padding: 6px 12px;
  border-radius: 999px; margin-bottom: 22px;
}

/* ── Features ───────────────────────────────── */
section { padding: 72px 0; }
section.soft { background: var(--bg-soft); }
.section-head { max-width: 640px; margin: 0 0 44px; }
.section-head h2 { font-size: clamp(26px, 3.4vw, 36px); letter-spacing: -0.6px; color: var(--ink); margin: 0 0 12px; }
.section-head p { color: var(--muted); font-size: 17px; margin: 0; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 22px; }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px; transition: border-color 0.15s, transform 0.15s;
}
.card:hover { border-color: var(--green); transform: translateY(-2px); }
.card .ico {
  width: 44px; height: 44px; border-radius: 11px; background: var(--green-pale);
  color: var(--green-dark); display: inline-flex; align-items: center; justify-content: center;
  font-size: 22px; margin-bottom: 16px;
}
.card h3 { margin: 0 0 8px; font-size: 18px; color: var(--ink); }
.card p { margin: 0; color: var(--muted); font-size: 15px; }

/* ── CTA band ───────────────────────────────── */
.band { background: var(--ink); color: #fff; border-radius: 20px; padding: 48px; text-align: center; }
.band h2 { font-size: clamp(24px, 3vw, 34px); margin: 0 0 12px; letter-spacing: -0.5px; }
.band p { color: #b7c9be; margin: 0 auto 26px; max-width: 520px; }

/* ── Footer ─────────────────────────────────── */
footer.site { border-top: 1px solid var(--line); padding: 44px 0; color: var(--muted); font-size: 14px; }
footer.site .row { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 18px; }
footer.site nav { display: flex; gap: 22px; flex-wrap: wrap; }
footer.site nav a { color: var(--muted); }
footer.site nav a:hover { color: var(--green-dark); }
footer.site .fine { margin-top: 20px; font-size: 13px; color: #8a988f; }

/* ── Legal (privacy / terms) ────────────────── */
.legal { padding: 56px 0 80px; }
.legal .wrap { max-width: 820px; }
.legal h1 { font-size: clamp(28px, 4vw, 40px); letter-spacing: -0.8px; color: var(--ink); margin: 0 0 6px; }
.legal .updated { color: var(--muted); font-size: 14px; margin: 0 0 36px; }
.legal h2 { font-size: 21px; color: var(--ink); margin: 40px 0 12px; letter-spacing: -0.3px; }
.legal h3 { font-size: 17px; color: var(--ink); margin: 26px 0 8px; }
.legal p, .legal li { color: var(--text); font-size: 16px; }
.legal ul { padding-left: 22px; }
.legal li { margin-bottom: 8px; }
.legal .toc {
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px 24px; margin-bottom: 40px;
}
.legal .toc strong { display: block; margin-bottom: 8px; color: var(--ink); }
.legal .toc a { display: inline-block; margin-right: 16px; font-size: 14px; }