:root{--ink:#17212D;--muted:#5B6776;--rule:#DCE1E7;--bg:#FFFFFF;--tint:#F4F6F9;--link:#1F3F99;--warn:#FFF6D6;--warn-rule:#E8C75A}
@media (prefers-color-scheme:dark){:root{--ink:#E7ECF2;--muted:#9AA6B4;--rule:#2C3643;--bg:#11161D;--tint:#18202A;--link:#8FB0FF;--warn:#2E2814;--warn-rule:#7A6424}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.75 system-ui,-apple-system,"Apple SD Gothic Neo","Malgun Gothic",sans-serif}
main{max-width:760px;margin:0 auto;padding:28px 16px 64px}
a{color:var(--link)}
.top{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;font-size:14px}
.top nav a{margin-left:14px}
h1{font-size:28px;line-height:1.3;margin:28px 0 6px}
h2{font-size:19px;margin:34px 0 8px}
h3{font-size:16px;margin:22px 0 6px}
.meta{color:var(--muted);font-size:14px;margin:0 0 18px}
.lang{border-top:1px solid var(--rule);margin-top:48px;padding-top:8px}
.toc{background:var(--tint);border-radius:8px;padding:12px 16px;font-size:15px}
.toc ol{margin:0;padding-left:20px}
.scroll{overflow-x:auto;margin:10px 0}
table{border-collapse:collapse;width:100%;font-size:14px;min-width:560px}
th,td{border:1px solid var(--rule);padding:8px 10px;text-align:left;vertical-align:top}
th{background:var(--tint)}
ol,ul{padding-left:22px}
li{margin:4px 0}
.biz{color:var(--muted);font-size:13px;border-top:1px solid var(--rule);margin-top:48px;padding-top:14px}