:root{--navy:#12233F;--sky:#2E7FC4;--gold:#F4B42A;--paper:#F2F8FD;--text:#1d2a3d;--dim:#5a6a82;--line:#dbe6f2}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:"Hiragino Sans","Noto Sans JP","Yu Gothic",system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--text);background:#fff;line-height:1.8}
a{color:var(--sky)}a:hover{color:var(--navy)}
header{background:var(--navy);color:#fff}
.wrap{max-width:860px;margin:0 auto;padding:0 20px}
.bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 20px;max-width:860px;margin:0 auto}
.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:800;letter-spacing:.02em}
.brand svg{flex:none}
.brand span b{font-weight:400;color:#9fd0f7}
nav.top a{color:#d9e8f7;text-decoration:none;font-size:14px;margin-left:16px}
nav.top a:hover{color:#fff}
main{padding:34px 0 60px}
h1{font-size:28px;line-height:1.35;margin:0 0 6px;color:var(--navy)}
h2{font-size:19px;margin:34px 0 8px;color:var(--navy);border-left:4px solid var(--gold);padding-left:10px}
h3{font-size:16px;margin:22px 0 4px;color:var(--navy)}
.lead{color:var(--dim);margin:0 0 20px}
.card{border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin:16px 0;background:var(--paper)}
.btn{display:inline-block;background:var(--navy);color:#fff;text-decoration:none;font-weight:700;padding:10px 18px;border-radius:999px}
.btn:hover{background:var(--sky);color:#fff}
.btn.gold{background:var(--gold);color:var(--navy)}
ol li,ul li{margin:4px 0}
table{border-collapse:collapse;width:100%;font-size:15px}
th,td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
th{background:var(--paper);width:30%}
.en{margin-top:46px;padding-top:20px;border-top:2px dashed var(--line)}
.date{color:var(--dim);font-size:13px;margin-top:26px}
footer{border-top:1px solid var(--line);color:var(--dim);font-size:13px;padding:22px 0 40px}
footer a{margin-right:14px}
.hero{background:linear-gradient(160deg,var(--navy),#1d3c69);color:#fff;padding:54px 0 46px}
.hero h1{color:#fff;font-size:34px}
.hero p{color:#cfe3f7}
.games{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.game{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff}
.game .pic{height:120px;background:linear-gradient(135deg,#2e9bea,#12233F);display:flex;align-items:center;justify-content:center;color:#ffd23a;font-weight:900;font-size:26px;letter-spacing:.06em;font-style:italic}
.game .in{padding:14px 16px}
@media (max-width:560px){h1{font-size:23px}.hero h1{font-size:27px}nav.top a{margin-left:10px;font-size:13px}.brand span b{display:none}}