:root{--gold:#aa9464;--ink:#292b2d;--line:#e5e5e5}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;color:var(--ink);background:#fff;font-family:"Yu Gothic",YuGothic,"Hiragino Kaku Gothic ProN",Meiryo,sans-serif;font-size:14px;line-height:2}a{color:inherit;text-decoration:none}a:hover{color:var(--gold)}a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:5px}.header-inner{height:100px;max-width:1200px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:0 24px}.logo img{width:170px;display:block}.draft{color:#888;font-size:11px;letter-spacing:1px}header nav{display:flex;justify-content:center;background:#f2f2f0;height:60px;padding:0 max(24px,calc((100% - 1152px)/2))}header nav a{flex:1;text-align:center;color:#9a8966;border-left:1px solid white;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:13px;white-space:nowrap}header nav a:last-child{border-right:1px solid white}header nav a:hover{background:#eae8e2}.hero{height:690px;background:#172435 url('assets/hero.jpg') center center/cover no-repeat;display:flex;align-items:center;justify-content:center;text-align:center;color:#fff;padding:30px 20px 110px}.hero h1{font-family:"Times New Roman","Yu Mincho",YuMincho,"Hiragino Mincho ProN",serif;font-size:42px;line-height:1.65;letter-spacing:3px;font-weight:400;margin:0;text-shadow:0 2px 7px #0005}.hero p{font-size:14px;letter-spacing:3px;margin:23px 0 0;text-shadow:0 1px 5px #0008}.content{max-width:1152px;margin:-100px auto 0;position:relative;background:white;box-shadow:0 0 9px #0000000a}.intro{padding:82px 60px 65px;text-align:center}.intro h2{font-family:"Yu Mincho",YuMincho,"Hiragino Mincho ProN",serif;font-size:32px;line-height:1.65;letter-spacing:1px;color:#111;margin:0 0 28px}.intro>p{line-height:2.3;font-size:14px}.button{display:inline-flex;align-items:center;justify-content:center;min-width:240px;min-height:60px;background:var(--gold);border:0;border-radius:0;color:white;font-family:inherit;font-size:14px;font-weight:600;padding:14px 30px;cursor:pointer;transition:background .2s}.button:hover{background:#8e7b53;color:white}.intro .button{margin-top:55px}.disclosure{margin:38px auto 0;font-size:11px;line-height:1.9;color:#898989;max-width:780px}.section{padding:65px 70px;scroll-margin-top:20px}.section-title{text-align:center;margin-bottom:35px}.section-title h2{font-family:"Times New Roman","Yu Mincho",YuMincho,"Hiragino Mincho ProN",serif;font-size:30px;font-weight:500;letter-spacing:1px;margin:0;line-height:1.6}.section-title>p{font-size:12px;color:var(--gold);margin:10px 0 0;letter-spacing:1px}.section-lead{text-align:center;font-size:13px;line-height:2.2;margin-bottom:45px}.rows{border-top:1px solid var(--line)}.rows article{display:grid;grid-template-columns:220px 1fr;border-bottom:1px solid var(--line);padding:32px 0;gap:30px}.row-label{font-size:14px;color:#9b8557;font-weight:600;padding-top:4px}.rows h3{font-size:16px;font-weight:600;margin:0 0 12px}.rows p{font-size:13px;color:#555;margin:0;line-height:2.15}.reference{background:#f5f5f3;padding:25px 30px;margin-top:35px}.reference h3{font-size:14px;margin:0 0 10px;font-weight:600}.reference p{font-size:12px;margin:0;color:#666}.reference a{font-size:12px;display:block;text-align:right;margin-top:15px;color:#978153}.reference a span{margin-left:15px}.project-list{display:grid;grid-template-columns:repeat(3,1fr);gap:35px}.project-list article{border-top:2px solid var(--gold);padding:25px 0 0}.project-list h3{font-weight:500;font-size:16px;margin:0 0 12px}.project-list p{font-size:13px;color:#666;margin:0}.wallet{max-width:790px;margin:auto;border:1px solid #dedbd2;padding:32px 40px;background:#fafaf9;text-align:center}.wallet-heading{display:flex;align-items:center;justify-content:center;gap:20px}.wallet h3{font-family:"Times New Roman",serif;font-size:25px;font-weight:400;margin:0}.wallet-heading span{border:1px solid #b8a98b;color:#94815a;font-size:10px;line-height:1.5;padding:5px 12px}.wallet>p{font-size:12px;color:#666}.wallet code{display:block;font-family:Consolas,monospace;font-size:17px;background:white;border:1px solid #e2e2df;padding:20px 15px;margin:25px 0;overflow-wrap:anywhere;color:#333}.wallet .button{min-height:50px;font-size:12px}.wallet #copy-status{min-height:24px;color:#927c50;margin:8px 0 18px;font-size:12px}.wallet dl{text-align:left;margin:0;border-top:1px solid #deded9;font-size:12px}.wallet dl div{display:grid;grid-template-columns:1fr 1fr;border-bottom:1px solid #deded9;padding:13px 0}.wallet dt{color:#777}.wallet dd{margin:0}.wallet .wallet-note{text-align:left;font-size:11px;line-height:2;margin-top:22px;margin-bottom:0}.contact{text-align:center;margin-top:45px}.contact p{font-size:12px;margin-bottom:20px}.contact .button{font-size:12px}.faq{padding-bottom:80px}details{border-top:1px solid var(--line)}details:last-of-type{border-bottom:1px solid var(--line)}summary{display:flex;justify-content:space-between;gap:20px;list-style:none;padding:22px 8px;cursor:pointer;font-size:14px}summary::-webkit-details-marker{display:none}summary span{font-size:18px;color:#a48d5d}details[open] summary span{transform:rotate(45deg)}details p{font-size:12px;color:#666;line-height:2.2;margin:0;padding:0 30px 25px 8px}.sources{font-size:11px;color:#888;margin-top:30px;text-align:center}.sources a{text-decoration:underline}footer{border-top:1px solid #eee;text-align:center;padding:55px 25px 0;background:#fafafa}footer>img{width:200px}footer>p{font-size:11px;margin:10px 0 30px}footer nav{display:flex;justify-content:center;gap:36px;font-size:12px}.footer-note{border-top:1px solid #e9e9e9;font-size:10px;color:#888;padding:20px;margin-top:40px}.pagetop{position:fixed;bottom:0;right:15px;background:#333;color:#fff;width:60px;height:50px;display:flex;align-items:center;justify-content:center;font-size:20px}.pagetop:hover{background:#aa9464;color:white}@media(max-width:900px){.content{margin-left:4%;margin-right:4%}.section{padding:50px 35px}.intro{padding:60px 35px}.rows article{grid-template-columns:170px 1fr;gap:20px}.project-list{gap:20px}.hero{height:610px}.hero h1{font-size:35px}header nav{padding:0 4%}header nav a{font-size:11px}.wallet code{font-size:15px}}@media(max-width:600px){.header-inner{height:80px;padding:0 22px}.logo img{width:145px}.draft{font-size:9px;letter-spacing:0}header nav{height:auto;padding:0;display:grid;grid-template-columns:repeat(3,1fr)}header nav a{min-height:44px;font-size:10px;border-bottom:1px solid white}header nav a:nth-child(4),header nav a:nth-child(5){grid-column:auto}.hero{height:480px;padding-bottom:80px;background-position:50% center}.hero h1{font-size:27px;letter-spacing:1px;line-height:1.8}.hero p{font-size:10px;letter-spacing:1px}.content{margin-top:-65px}.intro{padding:48px 22px 30px}.intro h2{font-size:23px}.intro>p{font-size:12px;text-align:left}.intro>p br,.section-lead br{display:none}.intro .button{margin-top:28px}.disclosure{font-size:10px;text-align:left}.disclosure br{display:none}.section{padding:40px 22px}.section-title h2{font-size:24px}.section-title>p{font-size:10px}.section-lead{font-size:12px;text-align:left;margin-bottom:30px}.rows article{display:block;padding:24px 0}.row-label{font-size:12px;margin-bottom:13px}.rows h3{font-size:15px}.rows p{font-size:12px}.reference{padding:20px}.project-list{grid-template-columns:1fr;gap:26px}.project-list article{padding-top:18px}.project-list h3{font-size:15px}.project-list p{font-size:12px}.wallet{padding:25px 18px}.wallet h3{font-size:22px}.wallet-heading{gap:12px}.wallet-heading span{padding:4px 8px}.wallet code{font-size:13px;padding:15px 10px;text-align:left}.wallet>p{font-size:11px}.wallet dl div{grid-template-columns:1fr 1fr;gap:10px;font-size:10px}.wallet .button{min-width:210px}.wallet .wallet-note{font-size:10px}.button{min-width:230px;min-height:55px;font-size:12px}summary{font-size:12px;padding:20px 0}details p{font-size:11px;padding-right:0}.sources{font-size:10px}footer nav{flex-wrap:wrap;gap:15px 25px;font-size:10px}footer>img{width:170px}.pagetop{width:42px;height:40px;right:8px}.footer-note{font-size:9px;padding-left:0;padding-right:0}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
