:root {
  --bg: #f7f8f5;
  --paper: #ffffff;
  --ink: #14211a;
  --ink-2: #44524a;
  --muted: #66746b;
  --line: #dde3dc;
  --pitch: #166534;
  --pitch-deep: #0f3d22;
  --pitch-ink: #ffffff;
  --mint: #dcfce7;
  --accent: #15803d;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(16, 40, 24, .06), 0 8px 24px rgba(16, 40, 24, .06);
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1411;
    --paper: #151d18;
    --ink: #e7efe9;
    --ink-2: #bccac1;
    --muted: #8f9d94;
    --line: #26332b;
    --pitch: #22a352;
    --pitch-deep: #0b2a17;
    --pitch-ink: #04140a;
    --mint: #12321f;
    --accent: #4ade80;
    --shadow: none;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 17px/1.6 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--accent); }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 20px; }
.btn {
  display: inline-block; background: var(--pitch); color: var(--pitch-ink); text-decoration: none;
  font-weight: 650; padding: 12px 20px; border-radius: 999px;
}
.btn.small { padding: 7px 14px; font-size: 15px; }
.btn.ghost { background: transparent; color: inherit; border: 1.5px solid currentColor; }

/* header */
.top { border-bottom: 1px solid var(--line); background: var(--paper); }
.bar { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 750; font-size: 19px; color: var(--ink); text-decoration: none; }
.top nav { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.top nav a:not(.btn) { color: var(--ink-2); text-decoration: none; font-size: 15px; }
.top nav a:not(.btn):hover { color: var(--ink); }

/* hero */
.hero {
  background: linear-gradient(90deg, rgba(255,255,255,.035) 50%, transparent 50%) 0 0 / 120px 100%, var(--pitch-deep);
  color: #ecfdf3; padding: 72px 0 64px;
}
.hero .eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: 13px; font-weight: 700; color: #86efac; margin: 0 0 14px; }
.hero h1 { font-size: clamp(34px, 5.4vw, 56px); line-height: 1.08; margin: 0 0 18px; letter-spacing: -.02em; max-width: 16ch; }
.hero p.lead { font-size: 20px; color: #c7e9d3; max-width: 52ch; margin: 0 0 28px; }
.hero .btn { background: #4ade80; color: #04140a; }
.hero .btn.ghost { background: transparent; color: #ecfdf3; border-color: rgba(236,253,243,.5); }
.hero .cta { display: flex; gap: 12px; flex-wrap: wrap; }
.hero .fine { font-size: 14px; color: #a7d7b8; margin-top: 16px; }

/* sections */
section { padding: 64px 0; }
section + section { border-top: 1px solid var(--line); }
h2 { font-size: clamp(26px, 3.4vw, 34px); line-height: 1.2; margin: 0 0 10px; letter-spacing: -.01em; }
.sub { color: var(--ink-2); margin: 0 0 32px; max-width: 60ch; }
.grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
.card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); }
.card h3 { margin: 0 0 6px; font-size: 18px; }
.card p { margin: 0; color: var(--ink-2); font-size: 16px; }
.step { display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--mint); color: var(--accent); font-weight: 800; margin-bottom: 12px; }
.platforms { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }
.chip { background: var(--paper); border: 1px solid var(--line); border-radius: 999px; padding: 8px 16px; font-weight: 600; }
ul.checks { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
ul.checks li { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px 16px 48px; position: relative; color: var(--ink-2); }
ul.checks li b { color: var(--ink); }
ul.checks li::before { content: "✓"; position: absolute; left: 18px; top: 15px; color: var(--accent); font-weight: 800; }
.beta { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow); }
.beta p { color: var(--ink-2); max-width: 60ch; }

.works { margin-top: 32px; }
.sub.tight { margin-bottom: 10px; }
.note { margin: 14px 0 0; font-size: 14px; color: var(--muted); }

/* legal pages */
.doc { max-width: 760px; padding-top: 40px; padding-bottom: 64px; }
.doc h1 { font-size: clamp(30px, 4.4vw, 42px); line-height: 1.15; margin: 0 0 12px; letter-spacing: -.01em; }
.doc h2 { font-size: 24px; margin: 40px 0 10px; }
.doc table { width: 100%; border-collapse: collapse; margin: 16px 0 24px; font-size: 15px; display: block; overflow-x: auto; }
.doc th, .doc td { text-align: left; vertical-align: top; padding: 10px 12px; border-bottom: 1px solid var(--line); }
.doc th { background: var(--mint); }
.doc li { margin: 6px 0; }

/* footer */
.foot { border-top: 1px solid var(--line); background: var(--paper); padding: 28px 0 36px; font-size: 14px; color: var(--muted); }
.foot nav { display: flex; gap: 18px; flex-wrap: wrap; margin-bottom: 10px; }
.foot a { color: var(--ink-2); }
.foot p { margin: 0; max-width: 80ch; }
@media (max-width: 560px) {
  body { font-size: 16px; }
  .hero { padding: 52px 0 48px; }
  .top nav { gap: 12px; }
  section { padding: 48px 0; }
}