:root{--text:#1d1d1f;--text-2:#555559;--bg:#fff;--bg-2:#f5f5f7;--line:#d2d2d7;--navy:#1b223f;--slate-ink:#3f5a72}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-padding-top:72px}
body{font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,"Helvetica Neue",Helvetica,Arial,sans-serif;color:var(--text);background:var(--bg);font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:var(--slate-ink)}
a:hover{text-decoration:none}
:focus-visible{outline:2px solid var(--navy);outline-offset:2px;border-radius:4px}
.skip{position:absolute;left:-9999px;top:8px;background:var(--navy);color:#fff;padding:10px 16px;border-radius:8px;z-index:10}
.skip:focus{left:8px}
header.bar{position:sticky;top:0;z-index:5;background:rgba(251,251,253,.92);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid rgba(0,0,0,.08)}
header.bar .in{width:min(860px,100% - 32px);margin:0 auto;height:52px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.logo{display:flex;align-items:center;gap:8px;font-weight:600;font-size:19px;letter-spacing:-.03em;color:var(--navy);text-decoration:none}
.logo img{width:20px;height:20px;border-radius:5px}
.back{font-size:14px}
main{width:min(860px,100% - 32px);margin:0 auto;padding:56px 0 72px}
h1{font-size:clamp(34px,6vw,48px);line-height:1.08;letter-spacing:-.02em;margin-bottom:8px}
.meta{color:var(--text-2);font-size:14px;margin-bottom:32px}
h2{font-size:24px;line-height:1.2;letter-spacing:-.01em;margin:36px 0 10px}
h3{font-size:18px;margin:20px 0 6px}
p,li{margin-bottom:10px}
ul,ol{padding-left:22px;margin-bottom:12px}
table{border-collapse:collapse;width:100%;font-size:15px;margin:10px 0 16px}
th,td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
th{background:var(--bg-2)}
.box{background:var(--bg-2);border-radius:14px;padding:16px 18px;margin:16px 0}
footer.foot{border-top:1px solid var(--line);background:var(--bg-2);color:var(--text-2);font-size:13px}
footer.foot .in{width:min(860px,100% - 32px);margin:0 auto;padding:20px 0;display:flex;flex-wrap:wrap;gap:8px 20px}
.btn{display:inline-block;background:var(--navy);color:#fff;text-decoration:none;padding:11px 22px;border-radius:980px;font-size:17px}
.btn:hover{background:#2a3356}
.center{text-align:center;padding-top:96px}
.center p{color:var(--text-2);margin:12px auto 28px;max-width:460px}
.links{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}