:root {
  --bg: #f6f7fb; --surface: #ffffff; --ink: #222833; --mut: #5a6472; --line: #dfe4ee;
  --accent: #4f5bd5; --accent-ink: #3a46b8;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #12151c; --surface: #1a1e27; --ink: #e6e8ee; --mut: #9aa2b2; --line: #2d3342; --accent: #8e9bff; --accent-ink: #b3bcff; color-scheme: dark; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
.wrap { max-width: 860px; margin: 0 auto; padding: 40px 16px 64px; display: flex; flex-direction: column; gap: 32px; }
h1 { font-size: clamp(28px, 5vw, 40px); line-height: 1.15; margin: 0; }
h2 { font-size: 20px; margin: 0 0 6px; }
h3 { font-size: 17px; margin: 18px 0 4px; }
p { margin: 0 0 10px; }
a { color: var(--accent-ink); }
.eyebrow { font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--accent-ink); font-size: 13px; margin: 0 0 6px; }
.lede { font-size: 18px; color: var(--mut); margin-top: 12px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 16px; }
.card p { color: var(--mut); font-size: 15px; margin: 0; }
.prose { max-width: 720px; }
.prose ul { padding-left: 20px; margin: 0 0 10px; }
.prose li { margin-bottom: 4px; }
.prose table { border-collapse: collapse; width: 100%; font-size: 14px; margin: 6px 0 12px; }
.prose th, .prose td { border: 1px solid var(--line); padding: 6px 8px; text-align: left; vertical-align: top; }
.prose th { background: var(--surface); }
.scroll { overflow-x: auto; }
.foot { border-top: 1px solid var(--line); padding-top: 14px; color: var(--mut); font-size: 14px; display: flex; flex-wrap: wrap; gap: 6px 14px; justify-content: space-between; }
.meta { color: var(--mut); font-size: 14px; }
hr { border: 0; border-top: 1px solid var(--line); margin: 28px 0; }
.code { font: 800 28px ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: 0.1em; word-break: break-all; }
.btn { display: inline-block; padding: 12px 20px; border-radius: 12px; background: #5c69e0; color: #fff !important; font-weight: 700; text-decoration: none; }
.note { opacity: 0.75; font-size: 14px; }