:root {
  --sea: #0f3443; --sea-deep: #0a2733; --cell: #164b5e; --foam: #eaf6f4; --mist: #9cc3c6; --sun: #ffc857; --ink: #3a2a00;
}
* { box-sizing: border-box; }
html { background: var(--sea-deep); }
body {
  margin: 0; min-height: 100vh; color: var(--foam); background: linear-gradient(180deg, var(--sea) 0%, var(--sea-deep) 100%);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 680px; margin: 0 auto; padding: 32px 22px 56px; }
header.site { max-width: 680px; margin: 0 auto; padding: 22px 22px 0; }
header.site img { height: 44px; width: auto; display: block; }
h1 { font-size: 2rem; line-height: 1.2; margin: 28px 0 10px; text-wrap: balance; }
h2 { font-size: 1.2rem; margin: 30px 0 6px; color: var(--sun); }
p, li { color: var(--foam); max-width: 65ch; }
.lead { font-size: 1.15rem; color: var(--mist); }
a { color: var(--sun); }
.hero { text-align: center; padding-top: 28px; }
.hero img.logo { width: min(340px, 80%); height: auto; }
.hero img.icon { width: 112px; height: 112px; border-radius: 24px; margin-top: 22px; box-shadow: 0 8px 28px rgba(0,0,0,.35); }
.hero p { margin-left: auto; margin-right: auto; }
.button {
  display: inline-block; margin: 14px 6px 0; padding: 13px 26px; border-radius: 999px; font-weight: 700; text-decoration: none;
  background: var(--sun); color: var(--ink);
}
.button.quiet { background: var(--cell); color: var(--foam); }
.card { background: var(--sea-deep); border-radius: 18px; padding: 18px 20px; margin: 18px 0; }
.code { font: 700 2.2rem/1 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .14em; color: var(--sun); margin: 8px 0 4px; }
ul.features { list-style: none; padding: 0; text-align: left; display: inline-block; margin: 8px auto 0; }
ul.features li { padding: 4px 0 4px 26px; position: relative; }
ul.features li::before { content: ""; position: absolute; left: 4px; top: 13px; width: 10px; height: 10px; border-radius: 3px; background: var(--sun); }
footer { max-width: 680px; margin: 0 auto; padding: 0 22px 40px; color: var(--mist); font-size: .9rem; }
footer a { color: var(--mist); margin-right: 16px; }
table { border-collapse: collapse; width: 100%; margin: 10px 0; font-size: .95rem; }
th, td { text-align: left; vertical-align: top; padding: 8px 10px 8px 0; border-bottom: 1px solid var(--cell); }
th { color: var(--mist); font-weight: 600; }