:root{color-scheme:light;font-family:Arial,Helvetica,sans-serif;color:#112b46;background:#fff}
*{box-sizing:border-box}body{margin:0;font-size:16px;line-height:1.7}
.container{max-width:1000px;margin:auto;padding:24px}
#header{border-bottom:1px solid #dbe3e9;background:#f7f9fb}
#header img{display:block;width:190px;height:auto}
#content{padding-top:36px;padding-bottom:64px;overflow-wrap:anywhere}
h1{font-size:clamp(1.8rem,5vw,2.6rem);line-height:1.2}
h2,h3{line-height:1.3}a{color:#086d83;text-underline-offset:3px}
ul,ol{padding-left:24px}table{max-width:100%;border-collapse:collapse}td,th{padding:8px;vertical-align:top}
img{max-width:100%;height:auto}
@media(max-width:600px){.container{padding:20px}ul,ol{padding-left:16px}}