:root{--bg:#F5EFE3;--ink:#3E2E20;--sub:#6B5A48;--akari:#E8A13D;--shu:#B54434;--line:#E0D6C4}
*{margin:0;padding:0;box-sizing:border-box}
body{background:var(--bg);color:var(--ink);font-family:'Zen Kaku Gothic New',sans-serif;line-height:1.9;font-size:16px}
.wrap{max-width:720px;margin:0 auto;padding:0 20px}
header.site{padding:28px 0 22px;border-bottom:1px solid var(--line)}
.brand{font-family:'Shippori Mincho',serif;font-weight:700;font-size:20px;color:var(--ink);text-decoration:none}
.brand small{display:block;font-size:12px;color:var(--sub);font-weight:400;letter-spacing:.08em;margin-top:2px}
.hero{padding:56px 0 40px;text-align:center}
.hero h1{font-family:'Shippori Mincho',serif;font-size:30px;line-height:1.6;margin-bottom:14px}
.hero p.tag{color:var(--sub);letter-spacing:.06em}
.lantern{font-size:34px;margin-bottom:10px}
.intro{background:#fff;border:1px solid var(--line);border-radius:12px;padding:26px 28px;margin:8px 0 40px}
.intro p{margin-bottom:.7em}.intro p:last-child{margin-bottom:0}
h2.shelf{font-family:'Shippori Mincho',serif;font-size:21px;margin:36px 0 16px;padding-left:12px;border-left:4px solid var(--akari)}
.card{display:block;background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px 24px;margin-bottom:14px;text-decoration:none;color:var(--ink);transition:border-color .2s}
.card:hover{border-color:var(--akari)}
.card .sym{display:inline-block;font-size:12px;color:var(--shu);border:1px solid var(--shu);border-radius:99px;padding:1px 10px;margin-bottom:8px}
.card h3{font-size:16.5px;line-height:1.6;font-weight:700}
.card p{font-size:13.5px;color:var(--sub);margin-top:6px}
.ytbtn{display:block;text-align:center;background:var(--ink);color:#fff;border-radius:12px;padding:16px;margin:34px 0;text-decoration:none;font-weight:700}
.ytbtn small{display:block;font-weight:400;font-size:12px;opacity:.8;margin-top:2px}
article{padding:40px 0 10px}
article h1{font-family:'Shippori Mincho',serif;font-size:25px;line-height:1.65;margin-bottom:10px}
article .date{font-size:13px;color:var(--sub);margin-bottom:28px}
article h2{font-family:'Shippori Mincho',serif;font-size:20px;margin:38px 0 14px;padding-left:12px;border-left:4px solid var(--akari)}
article p{margin-bottom:1em}
article ul,article ol{padding-left:1.5em;margin-bottom:1.2em}
article li{margin-bottom:.5em}
.video{position:relative;padding-top:56.25%;margin:20px 0;border-radius:12px;overflow:hidden;background:#000}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.back{display:inline-block;margin:26px 0;color:var(--shu);text-decoration:none;font-weight:700}
footer{border-top:1px solid var(--line);margin-top:48px;padding:30px 0 44px;font-size:12.5px;color:var(--sub);line-height:1.9}
footer .fbrand{font-family:'Shippori Mincho',serif;font-size:15px;color:var(--ink);margin-bottom:8px}