*{box-sizing:border-box}
body{margin:0;background:#fff;color:#1C1B19;font-family:'IBM Plex Sans',system-ui,sans-serif;line-height:1.65;font-size:17px}
a{color:#C62828}a:hover{color:#8E1B1B}
a:focus-visible{outline:3px solid #2B59C3;outline-offset:2px}
.wrap{max-width:1240px;margin:0 auto;padding:0 20px}
.top .wrap,.foot .wrap{max-width:none;margin:0}
.top{border-bottom:1px solid #E7E5E4}
.top-in{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 24px;padding-top:12px;padding-bottom:12px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-size:24px;letter-spacing:-.03em;line-height:1}
.brand b{font-weight:700;color:#1C1B19}.brand em{font-style:normal;font-weight:700;color:#C62828}.brand i{font-style:normal;font-weight:400;color:#57534E}
.top nav,.foot nav{display:flex;flex-wrap:wrap;gap:4px 20px}
.top nav a{color:#1C1B19;text-decoration:none;font-size:15px;font-weight:500;padding:10px 4px}
.top nav a:hover{color:#C62828}
.article{max-width:760px;padding-top:40px;padding-bottom:64px}
.article h1{font-size:34px;line-height:1.2;letter-spacing:-.02em;margin:0 0 12px}
.article h2{font-size:22px;line-height:1.3;margin:36px 0 8px;letter-spacing:-.01em}
.article h3{font-size:18px;margin:24px 0 4px}
.article p{margin:0 0 14px}
.article ul,.article ol{margin:0 0 14px;padding-left:22px}
.article li{margin-bottom:6px}
.lead{font-size:19px;color:#44403C}
.meta{font-size:14px;color:#57534E;margin-bottom:24px}
.note{border-left:3px solid #C62828;background:#FAFAF9;padding:12px 16px;margin:20px 0;font-size:16px}
table{border-collapse:collapse;width:100%;margin:16px 0 24px;font-size:16px}
th,td{border:1px solid #E7E5E4;padding:8px 12px;text-align:left;vertical-align:top}
th{background:#F5F5F4;font-weight:600}
code,kbd{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.92em;background:#F5F5F4;border:1px solid #E7E5E4;border-radius:4px;padding:1px 5px}
.guide-list{list-style:none;padding:0;margin:24px 0}
.guide-list li{border-top:1px solid #E7E5E4;padding:16px 0;margin:0}
.guide-list li:last-child{border-bottom:1px solid #E7E5E4}
.guide-list a{font-size:20px;font-weight:600;text-decoration:none}
.guide-list p{margin:4px 0 0;color:#57534E;font-size:16px}
.cta{display:inline-block;margin-top:8px;background:#1C1B19;color:#fff;text-decoration:none;font-weight:500;padding:12px 18px;border-radius:6px}
.cta:hover{background:#3A3835;color:#fff}
.foot{border-top:1px solid #E7E5E4;font-size:14px;color:#57534E}
.foot-in{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 24px;padding-top:20px;padding-bottom:20px}
.foot a{color:#57534E}.foot a:hover{color:#C62828}
@media (max-width:560px){.article h1{font-size:28px}body{font-size:16px}}