*{box-sizing:border-box}body{margin:0;font-family:-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:#0F1B2D;background:#F6F8FB;line-height:1.55}
header{background:#1E4FD8;color:#fff;padding:14px 20px}header .in{max-width:860px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:12px}
header a{color:#fff;text-decoration:none;font-weight:700}header nav a{font-weight:500;margin-left:14px;opacity:.9}header nav a.on{text-decoration:underline}
.lang{display:inline-flex;border:1px solid rgba(255,255,255,.6);border-radius:999px;overflow:hidden}.lang a{padding:3px 10px;margin:0;font-size:13px}.lang a.on{background:#fff;color:#1E4FD8;text-decoration:none}
main{max-width:860px;margin:0 auto;padding:28px 20px 60px}article{background:#fff;border-radius:16px;padding:28px 24px;box-shadow:0 2px 10px rgba(0,0,0,.05)}
h1{font-size:28px;margin:0 0 4px}.ver{color:#5B6B7F;font-size:14px;margin:0 0 18px}h2{font-size:18px;margin:22px 0 6px}p,li{font-size:16px;margin:6px 0}ul{padding-left:22px}
footer{text-align:center;color:#5B6B7F;font-size:13px;padding:0 20px 30px}.cards{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.card{display:block;background:#fff;border-radius:16px;padding:20px;text-decoration:none;color:#0F1B2D;box-shadow:0 2px 10px rgba(0,0,0,.05)}.card b{display:block;font-size:18px;margin-bottom:4px;color:#1E4FD8}
@media(max-width:600px){header .in{flex-wrap:wrap}header nav{width:100%;display:flex;gap:0;margin-top:6px}header nav a{margin:0 14px 0 0}}