:root { color-scheme: light dark; --brand: #106EBE; --accent: #14B8A6; --ink: #111827; --muted: #5C5C5C; --bg: #ffffff; --card: #f5f7fa; --line: #e5e7eb; }
@media (prefers-color-scheme: dark) { :root { --ink: #e5e7eb; --muted: #94A3B8; --bg: #0F172A; --card: #111C33; --line: #1B2A47; --brand: #6CB6F0; } }
* { box-sizing: border-box; }
html { font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--ink); }
body { margin: 0; }
a { color: var(--brand); }
.top, footer { display: flex; flex-wrap: wrap; gap: 8px 24px; align-items: center; justify-content: space-between; padding: 16px 24px; border-bottom: 1px solid var(--line); }
footer { border-bottom: 0; border-top: 1px solid var(--line); color: var(--muted); margin-top: 48px; }
.top nav a, footer nav a { margin-inline-end: 16px; text-decoration: none; }
.brand { font-weight: 700; text-decoration: none; color: inherit; }
main { max-width: 900px; margin: 0 auto; padding: 0 24px; }
section { padding: 32px 0; border-bottom: 1px solid var(--line); }
section:last-of-type { border-bottom: 0; }
.hero { padding-top: 56px; }
h1 { font-size: 2.2rem; line-height: 1.15; margin: 0 0 8px; }
h2 { font-size: 1.35rem; margin: 0 0 16px; }
.tagline { font-size: 1.25rem; color: var(--brand); margin: 0 0 12px; font-weight: 600; }
.lead { font-size: 1.1rem; max-width: 68ch; }
.stores { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 24px; }
.btn { display: inline-block; padding: 12px 18px; border-radius: 8px; background: var(--brand); color: #fff; text-decoration: none; font-weight: 600; }
.btn.muted { background: var(--card); color: var(--muted); border: 1px solid var(--line); font-weight: 500; }
.note { color: var(--muted); }
ul.cols { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
ul.cols li { background: var(--card); border-radius: 8px; padding: 16px; }
dl dt { font-weight: 600; margin-top: 16px; }
dl dd { margin: 4px 0 0; color: var(--muted); max-width: 72ch; }
.doc { padding: 32px 0; max-width: 75ch; }
.doc h1 { font-size: 1.8rem; }
.doc h2 { margin-top: 32px; }
.doc table { border-collapse: collapse; width: 100%; font-size: 0.95rem; }
.doc th, .doc td { border: 1px solid var(--line); padding: 6px 8px; text-align: start; vertical-align: top; }
.doc code { background: var(--card); padding: 1px 4px; border-radius: 4px; font-size: 0.9em; }
mark { background: #F59E0B55; color: inherit; }