:root { color-scheme: light; }
* { box-sizing: border-box; }
body { margin: 0; background: #f6f6f7; color: #202223; font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
main { max-width: 780px; margin: 0 auto; padding: 32px 20px 72px; }
.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 28px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; color: inherit; text-decoration: none; font-weight: 600; }
.brand img { width: 32px; height: 32px; }
.crumbs { font-size: 14px; color: #6d7175; }
.crumbs a { color: #6d7175; }
h1 { font-size: 30px; line-height: 1.25; margin: 0 0 8px; }
h2 { font-size: 21px; margin: 36px 0 10px; }
h3 { font-size: 17px; margin: 24px 0 6px; }
p, li { margin: 0 0 12px; }
ol, ul { padding-left: 22px; }
.lead { font-size: 18px; color: #44474a; margin-bottom: 20px; }
.meta { color: #6d7175; font-size: 14px; margin-bottom: 24px; }
a { color: #2c6ecb; }
code { background: #eef0f2; padding: 1px 5px; border-radius: 4px; font-size: 14px; }
.ui { font-weight: 600; }
table { border-collapse: collapse; width: 100%; margin: 0 0 18px; font-size: 15px; background: #fff; }
th, td { text-align: left; padding: 9px 11px; border-bottom: 1px solid #e1e3e5; vertical-align: top; }
th { background: #fafbfb; }
.note, .warn { border-radius: 10px; padding: 12px 16px; margin: 0 0 18px; }
.note { background: #eaf4ff; border: 1px solid #b4d5fe; }
.warn { background: #fff5ea; border: 1px solid #ffd79d; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 14px; margin: 18px 0 8px; }
.card { background: #fff; border: 1px solid #e1e3e5; border-radius: 12px; padding: 16px 18px; text-decoration: none; color: inherit; display: block; }
.card:hover { border-color: #2c6ecb; }
.card strong { display: block; margin-bottom: 4px; color: #202223; }
.card span { color: #6d7175; font-size: 15px; }
footer { margin-top: 48px; padding-top: 18px; border-top: 1px solid #e1e3e5; font-size: 14px; color: #6d7175; }
@media (max-width: 520px) { h1 { font-size: 25px; } table { font-size: 14px; } th, td { padding: 7px 8px; } }