*{box-sizing:border-box}
body{margin:0;background:#e9edf1;color:#1a1a1a;
font-family:"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,system-ui,sans-serif;
font-size:15px;line-height:1.9}
a{color:#1a5fb4}
.brand{background:#3d6b9e;padding:14px 16px;display:flex;align-items:center;gap:12px}
.brand img{width:42px;height:42px;border-radius:8px;background:#fff}
.brand a{color:#fff;text-decoration:none;font-size:20px;font-weight:700;letter-spacing:.04em}
.wrap{max-width:760px;margin:16px auto 40px;padding:0 12px}
.card{background:#fff;border:1px solid #ccd4dc;border-radius:3px;padding:0 0 24px}
h1{margin:0 0 20px;background:#2b3a4a;color:#fff;font-size:19px;padding:14px 20px}
.inner{padding:0 20px}
h2{font-size:16px;margin:30px 0 10px;padding-left:10px;border-left:4px solid #3d6b9e;color:#2b3a4a}
p{margin:0 0 14px}
ul{margin:0 0 14px;padding-left:22px}
li{margin-bottom:7px}
.alert{background:#fff5f5;border:1px solid #e8a0a0;border-radius:4px;padding:14px 16px;margin:0 0 20px}
.alert strong{color:#c0392b}
.box{background:#f4f7fa;border-left:4px solid #8fb4d6;padding:14px 16px;margin:0 0 18px;font-size:14px}
.upd{font-size:12px;color:#8a97a4;margin-top:26px;text-align:right}
footer{background:#2b3a4a;color:#9db2c6;font-size:11.5px;padding:20px 16px;text-align:center;line-height:2}
footer a{color:#cfe0f0;margin:0 8px}