:root {
  --teal: #1b5a66;
  --teal-deep: #12414a;
  --amber: #e8a33d;
  --cream: #f5f2ea;
  --ink: #17252a;
  --muted: #5a6b70;
  --line: #e0dcd0;
  --card: #ffffff;
  --bg: #f5f2ea;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --teal: #4fa3b3;
    --teal-deep: #7cc4d1;
    --amber: #f0b45e;
    --cream: #15201f;
    --ink: #eef2f1;
    --muted: #9fb0b4;
    --line: #26363a;
    --card: #162427;
    --bg: #101a1c;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: 980px; margin: 0 auto; padding: 0 24px; }
a { color: var(--teal); }

/* header */
header.site {
  border-bottom: 1px solid var(--line);
  background: var(--card);
  position: sticky; top: 0; z-index: 10;
}
header.site .wrap {
  display: flex; align-items: center; gap: 14px;
  padding-top: 14px; padding-bottom: 14px;
}
header.site img { width: 36px; height: 36px; border-radius: 9px; }
header.site .name { font-weight: 700; letter-spacing: -.01em; font-size: 18px; }
header.site nav { margin-left: auto; display: flex; gap: 22px; flex-wrap: wrap; }
header.site nav a { color: var(--muted); text-decoration: none; font-size: 15px; }
header.site nav a:hover { color: var(--teal); }

/* hero */
.hero { padding: 76px 0 64px; text-align: center; }
.hero img.mark { width: 128px; height: 128px; border-radius: 30px; margin-bottom: 26px; }
.hero h1 {
  font-size: clamp(38px, 6vw, 58px); line-height: 1.08;
  margin: 0 0 8px; letter-spacing: -.03em;
}
.hero .slogan {
  color: var(--amber); font-weight: 600; font-size: 19px;
  margin: 0 0 22px; letter-spacing: .01em;
}
.hero p.lede {
  font-size: 19px; color: var(--muted);
  max-width: 620px; margin: 0 auto 32px;
}
.cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-block; padding: 13px 26px; border-radius: 10px;
  text-decoration: none; font-weight: 600; font-size: 16px;
}
.btn-primary { background: var(--teal); color: #fff; }
.btn-primary:hover { background: var(--teal-deep); }
.btn-ghost { border: 1px solid var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--teal); color: var(--teal); }
.note { font-size: 14px; color: var(--muted); margin-top: 18px; }

/* sections */
section { padding: 60px 0; border-top: 1px solid var(--line); }
section h2 {
  font-size: 28px; letter-spacing: -.02em; margin: 0 0 8px;
}
section .sub { color: var(--muted); margin: 0 0 34px; font-size: 17px; }
.grid { display: grid; gap: 22px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: 14px; padding: 24px;
}
.card h3 { margin: 0 0 8px; font-size: 17px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.card .ic {
  width: 38px; height: 38px; border-radius: 10px; margin-bottom: 14px;
  background: color-mix(in srgb, var(--teal) 12%, transparent);
  display: grid; place-items: center; font-size: 19px;
}

/* steps */
ol.steps { counter-reset: s; list-style: none; padding: 0; margin: 0; }
ol.steps li {
  counter-increment: s; position: relative;
  padding-left: 52px; margin-bottom: 26px;
}
ol.steps li::before {
  content: counter(s); position: absolute; left: 0; top: 0;
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--teal); color: #fff;
  display: grid; place-items: center; font-weight: 700; font-size: 15px;
}
ol.steps h3 { margin: 4px 0 4px; font-size: 17px; }
ol.steps p { margin: 0; color: var(--muted); font-size: 15px; }

/* tokens table */
.tablewrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: 15px; min-width: 460px; }
th, td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 600; font-size: 13px; text-transform: uppercase; letter-spacing: .05em; }
code {
  background: color-mix(in srgb, var(--teal) 10%, transparent);
  padding: 2px 7px; border-radius: 5px; font-size: 13.5px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

/* about */
.about { text-align: center; }
.about blockquote {
  margin: 0 auto; max-width: 620px; font-size: 20px;
  line-height: 1.55; color: var(--ink); font-style: italic;
}
.about .attrib { color: var(--muted); margin-top: 18px; font-size: 15px; }

/* footer */
footer.site {
  border-top: 1px solid var(--line); background: var(--card);
  padding: 34px 0; font-size: 14px; color: var(--muted);
}
footer.site .wrap { display: flex; gap: 18px; flex-wrap: wrap; align-items: center; }
footer.site nav { margin-left: auto; display: flex; gap: 20px; flex-wrap: wrap; }
footer.site a { color: var(--muted); text-decoration: none; }
footer.site a:hover { color: var(--teal); }

/* legal pages */
.legal { padding: 56px 0 72px; }
.legal h1 { font-size: 34px; letter-spacing: -.02em; margin: 0 0 6px; }
.legal .updated { color: var(--muted); font-size: 15px; margin: 0 0 36px; }
.legal h2 { font-size: 20px; margin: 34px 0 10px; }
.legal p, .legal li { color: var(--ink); }
.legal ul { padding-left: 22px; }
.legal li { margin-bottom: 7px; }
.callout {
  background: color-mix(in srgb, var(--amber) 13%, transparent);
  border-left: 3px solid var(--amber);
  padding: 16px 20px; border-radius: 0 10px 10px 0; margin: 22px 0;
}
.callout p { margin: 0; font-size: 15px; }