:root{--bg:#FBF9F4;--surface:#FFFFFF;--text:#1B2233;--muted:#5A6072;--primary:#1F3A68;--onprimary:#FFFFFF;--accent:#F5B731;--warnbg:#FFF0D1;--warn:#8F4E00;--line:#D9D4C8}
*{box-sizing:border-box}
html{font-size:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;line-height:1.6}
a{color:var(--primary);text-decoration:underline}
a:hover{text-decoration-thickness:2px}
a:focus-visible,button:focus-visible{outline:3px solid var(--primary);outline-offset:2px}
.skip{position:absolute;left:-999px;top:0;background:var(--primary);color:var(--onprimary);padding:.5rem 1rem}
.skip:focus{left:0;z-index:10}
.banner{background:var(--warnbg);color:var(--warn);padding:.5rem 1rem;text-align:center;font-size:.9rem}
header.site{background:var(--surface);border-bottom:1px solid var(--line)}
.wrap{max-width:46rem;margin:0 auto;padding:0 1rem}
.bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.75rem;padding:.75rem 0}
.bar img{height:2.5rem;width:auto;display:block}
nav ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.25rem 1rem}
nav a{display:inline-block;padding:.4rem 0}
nav a[aria-current=page]{font-weight:700}
.lang{font-size:.95rem;margin:0}
.first{margin-top:0}
.foot{margin:0}
main{padding:2rem 0 3rem}
h1{font-size:2rem;line-height:1.2;margin:0 0 1rem;color:var(--primary)}
h2{font-size:1.35rem;margin:2rem 0 .5rem}
h3{font-size:1.1rem;margin:1.25rem 0 .25rem}
.lead{font-size:1.2rem}
.meta{color:var(--muted);font-size:.95rem}
.card{background:var(--surface);border:1px solid var(--line);border-radius:.75rem;padding:1rem 1.25rem;margin:1rem 0}
.note{background:var(--warnbg);color:#1B2233;border-left:4px solid var(--warn);padding:.75rem 1rem;margin:1rem 0;border-radius:.25rem}
.btn{display:inline-block;background:var(--primary);color:var(--onprimary);padding:.75rem 1.25rem;border-radius:.5rem;text-decoration:none;font-weight:600}
.btn:hover{background:#14284A}
ul.plain{padding-left:1.25rem}
footer.site{border-top:1px solid var(--line);background:var(--surface);padding:1.25rem 0;font-size:.95rem;color:var(--muted)}
footer.site ul{list-style:none;margin:.5rem 0 0;padding:0;display:flex;flex-wrap:wrap;gap:.25rem 1rem}
@media (max-width:30rem){h1{font-size:1.6rem}.lead{font-size:1.1rem}}