*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:#faf9f7;color:#3a4149;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:17px;line-height:1.9;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
.wrap{max-width:660px;margin:0 auto;padding:0 24px}
a{color:#6f7a84}
header.site{padding:46px 0 0}
.brand{color:#1f2429;text-decoration:none;font-size:19px;font-weight:600;letter-spacing:.05em}
.brand small{display:inline-block;margin-left:10px;color:#a8afb6;font-size:12px;
  font-weight:400;letter-spacing:.18em;vertical-align:2px}
nav{margin-top:20px;padding-bottom:20px;border-bottom:1px solid #e6e3dd;
  display:flex;gap:24px;flex-wrap:wrap;font-size:15px}
nav a{color:#8b939b;text-decoration:none;letter-spacing:.02em}
nav a:hover{color:#5c646d}
nav a.on{color:#1f2429;font-weight:500}
main{padding:46px 0 0}
h1{font-size:29px;line-height:1.5;color:#1f2429;font-weight:600;margin:0 0 16px;letter-spacing:.01em}
.lead{color:#5c646d;margin:0 0 12px}
.meta{color:#9aa1a8;font-size:13.5px;letter-spacing:.05em;margin:0 0 38px}
article p{margin:0 0 22px}
article h2{font-size:18.5px;color:#1f2429;margin:36px 0 16px;font-weight:600;letter-spacing:.01em}
.rule{height:1px;background:#e6e3dd;border:0;margin:46px 0}
.grid{display:grid;gap:14px;grid-template-columns:repeat(3,1fr);margin:0 0 8px}
@media(max-width:640px){.grid{grid-template-columns:1fr}}
.tile{display:block;padding:20px 18px;border:1px solid #e6e3dd;border-radius:6px;
  text-decoration:none;background:#fff;transition:border-color .18s ease}
.tile:hover{border-color:#d3cbbd}
.tile b{display:block;color:#1f2429;font-size:16.5px;font-weight:600;margin-bottom:4px}
.tile span{color:#8b939b;font-size:14px;line-height:1.7}
.secttl{color:#9aa1a8;font-size:13px;letter-spacing:.16em;margin:44px 0 6px}
.list{list-style:none;padding:0;margin:0}
.list li{padding:19px 0;border-bottom:1px solid #e6e3dd}
.list li:first-child{padding-top:14px}
.list a{color:#1f2429;text-decoration:none;font-size:18px;font-weight:500;letter-spacing:.01em}
.list a:hover{color:#7a6a53}
.list .d{display:block;color:#9aa1a8;font-size:13.5px;margin-top:5px;letter-spacing:.04em}
.backlink{display:inline-block;margin-top:6px;color:#8b939b;font-size:14px;text-decoration:none}
.backlink:hover{color:#5c646d}
footer.site{margin-top:76px;padding:26px 0 56px;border-top:1px solid #e6e3dd;
  color:#a2a9b0;font-size:13px;line-height:2;letter-spacing:.02em}
footer.site a{color:#8b939b;text-decoration:none}
footer.site a:hover{text-decoration:underline}
footer.site .ln{display:block}
.note{border-left:2px solid #e0dbd2;padding:2px 0 2px 16px;color:#6e767e;font-size:15.5px;margin:0 0 22px}
dl.faq{margin:0}
dl.faq dt{color:#1f2429;font-weight:600;font-size:16.5px;margin:26px 0 8px}
dl.faq dd{margin:0;color:#4b5259}