:root{
  --blue:#0063BA;--blue-deep:#00498B;--blue-soft:#E8F1FB;--blue-line:#C3DCF4;
  --yellow:#FFCC00;--ink:#16212E;--ink-2:#3D4B5C;--muted:#69788A;
  --line:#E2E8EF;--line-2:#CBD5DF;
  --display:'Poppins','Helvetica Neue',Arial,sans-serif;
  --body:'Inter','Helvetica Neue',Arial,sans-serif;
  --wrap:760px;--gutter:clamp(20px,4vw,44px);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{background:#fff;color:var(--ink);font-family:var(--body);font-size:16.5px;line-height:1.66;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--blue)}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px;border-radius:4px}
.wrap{max-width:var(--wrap);margin:0 auto;padding-inline:var(--gutter)}
.nav{border-bottom:1px solid var(--line);position:sticky;top:0;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);z-index:10}
.nav-in{max-width:1160px;margin:0 auto;padding-inline:var(--gutter);height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.nav-in img{height:36px;width:auto}
.nav-in .back{font-family:var(--display);font-size:15px;font-weight:500;color:var(--ink-2);text-decoration:none}
.nav-in .back:hover{color:var(--blue)}
main{padding-block:clamp(40px,6vw,72px) clamp(56px,7vw,96px)}
h1{font-family:var(--display);font-weight:700;font-size:clamp(30px,4vw,44px);line-height:1.1;letter-spacing:-.025em;margin-bottom:10px}
.updated{font-size:14.5px;color:var(--muted);margin-bottom:clamp(28px,4vw,40px)}
h2{font-family:var(--display);font-weight:600;font-size:clamp(20px,2.4vw,25px);line-height:1.25;letter-spacing:-.015em;margin:36px 0 12px}
p,ul{margin-bottom:16px;color:var(--ink-2)}
ul{padding-left:22px}
li{margin-bottom:8px}
strong{color:var(--ink);font-weight:600}
.note{background:var(--blue-soft);border:1px solid var(--blue-line);border-radius:12px;padding:18px 20px;font-size:15.5px;margin-bottom:28px}
.foot{border-top:1px solid var(--line);padding-block:28px;font-size:14px;color:var(--muted)}
.foot .wrap{max-width:1160px;display:flex;flex-wrap:wrap;gap:10px 22px;justify-content:space-between}
.foot a{color:var(--muted);text-decoration:none}
.foot a:hover{color:var(--blue)}