:root { --ink: #1d1d1f; --ink-2: #6e6e73; --action: #0066cc; --parchment: #f5f5f7; }
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: "SF Pro Text", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; color: var(--ink); background: #fff; font-size: 17px; line-height: 1.6; letter-spacing: -0.01em; -webkit-font-smoothing: antialiased; }
.wrap { width: min(760px, calc(100% - 44px)); margin: 0 auto; }
header { border-bottom: 1px solid #e8e8ed; }
header .wrap { height: 52px; display: flex; align-items: center; }
.brand { font-weight: 600; font-size: 15px; color: var(--ink); text-decoration: none; }
main { padding: 64px 0 96px; }
h1 { font-size: clamp(34px, 5vw, 48px); line-height: 1.08; font-weight: 600; letter-spacing: -0.015em; }
.updated { color: var(--ink-2); font-size: 14px; margin: 12px 0 40px; }
h2 { font-size: 21px; font-weight: 600; margin: 40px 0 12px; }
p, li { color: #333336; }
p + p { margin-top: 12px; }
ul { margin: 12px 0 12px 22px; display: grid; gap: 8px; }
a { color: var(--action); }
footer { background: var(--parchment); font-size: 12px; color: var(--ink-2); padding: 24px 0; }
footer a { color: var(--ink-2); }