:root { color-scheme: light; font: 100%/1.65 system-ui, sans-serif; color: #182639; background: #f7f9fc; }
body { margin: 0; }
header { border-bottom: 1px solid #d9e2ee; background: #fff; }
nav, main, footer { max-width: 46rem; margin: auto; padding-inline: clamp(1rem, 5vw, 2.5rem); }
nav { min-height: 4rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
nav div { display: flex; gap: 1rem; }
.brand { font-weight: 750; text-decoration: none; color: inherit; }
main { padding-block: clamp(1.5rem, 5vw, 3rem); }
h1 { margin: .65rem 0 .15rem; font-size: clamp(2rem, 7vw, 3.25rem); line-height: 1.15; letter-spacing: -.025em; }
h2 { margin: 2rem 0 .3rem; font-size: 1.22rem; line-height: 1.35; }
p { margin: 0 0 1rem; overflow-wrap: anywhere; }
a { color: #174c94; text-underline-offset: .18em; }
[aria-current="page"] { font-weight: 700; }
.date, footer { color: #46566c; }
.language { display: flex; gap: .5rem; }
button { font: inherit; cursor: pointer; color: #174c94; background: #fff; border: 1px solid #a0b4d0; border-radius: .4rem; min-height: 2.75rem; padding: .25rem .75rem; }
button[aria-pressed="true"] { background: #174c94; border-color: #174c94; color: #fff; }
:focus-visible { outline: 3px solid #1a63b5; outline-offset: 3px; }
footer { border-top: 1px solid #d9e2ee; padding-block: 1.25rem; }