:root { color-scheme: light; font-family: Arial, sans-serif; color: #17202b; background: #fff; line-height: 1.65; }
* { box-sizing: border-box; }
body { margin: 0; padding: 2rem max(1rem, calc((100vw - 960px) / 2)); }
main { max-width: 960px; margin-inline: auto; }
h1 { font-size: clamp(2rem, 5vw, 3.5rem); line-height: 1.12; letter-spacing: -.04em; }
h2 { font-size: 1.6rem; line-height: 1.25; margin-top: 2.5rem; }
h3 { font-size: 1.2rem; }
p, li { max-width: 78ch; }
a { color: #173e9d; text-underline-offset: .2em; }
nav a, .action { display: inline-flex; align-items: center; min-height: 44px; }
:focus-visible { outline: 3px solid #2457d6; outline-offset: 4px; }
.label { color: #31537c; font-size: .8rem; text-transform: uppercase; letter-spacing: .1em; font-weight: bold; }
.note { border-left: 4px solid #31537c; padding: 1rem; background: #f3f6fa; }
.table-scroll { overflow-x: auto; border: 1px solid #ccd5df; }
table { border-collapse: collapse; width: 100%; min-width: 540px; text-align: left; }
caption { text-align: left; font-weight: bold; padding: .85rem; background: #f3f6fa; }
th, td { padding: .85rem; border-bottom: 1px solid #d5dde6; vertical-align: top; }
thead { background: #dfe8f4; }
code { white-space: normal; overflow-wrap: anywhere; font-size: .95em; }
li { padding-bottom: .5rem; }
img { width: 100%; max-width: 640px; height: auto; display: block; }
figure { margin: 1.5rem 0; }
figcaption { font-size: .9rem; color: #435061; }
section { scroll-margin-top: 1rem; }
footer { margin-top: 3rem; border-top: 1px solid #ccd5df; padding-top: 1rem; }
@media print { body { padding: 0; } nav { display: none; } .table-scroll { overflow: visible; } table { min-width: 0; font-size: .85rem; } h2, h3 { break-after: avoid; } tr, figure { break-inside: avoid; } }