*{box-sizing:border-box}
html,body{margin:0;padding:0;background:#fff;color:#202a35;font-family:Arial,Helvetica,sans-serif;line-height:1.6}
a{color:#0d2f66}
header{border-bottom:1px solid #e7ebef;padding:22px 20px}
.header-inner{max-width:860px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{font-weight:800;letter-spacing:.06em;color:#0d2f66}
.back{text-decoration:none;font-weight:700;color:#0d2f66}
main{max-width:860px;margin:0 auto;padding:48px 24px 64px}
h1,h2{font-family:Georgia,"Times New Roman",serif;color:#0d2f66}
h1{font-size:40px;line-height:1.08;margin:0 0 8px}
h2{font-size:23px;margin:32px 0 8px}
.effective{color:#68727d;margin:0 0 30px}
p,li{font-size:16px}
ul{padding-left:23px}
.contact-box{border:1px solid #e2e6ea;border-radius:10px;padding:20px;margin-top:28px;background:#fbfcfd}
footer{border-top:1px solid #e8edf2;padding:24px 18px;text-align:center;color:#68758d;font-size:13px;line-height:1.5}
footer a{text-decoration:none;font-weight:700;margin:0 7px}
@media(max-width:600px){.header-inner{align-items:flex-start;flex-direction:column}.back{font-size:14px}h1{font-size:34px}main{padding-top:34px}}