:root{
  --surface:#0A0908; --surface-container:#14110B; --on-surface:#F2EEE6;
  --on-surface-variant:#A8A296; --outline-variant:#262119; --primary:#FACC15;
  --primary-text:#1F1F23;
  --font-body:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --font-display:'Instrument Serif',Georgia,serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{
  background:var(--surface);color:var(--on-surface);font-family:var(--font-body);
  font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;
}
a{color:var(--primary);text-underline-offset:3px}
.hdr{border-bottom:1px solid var(--outline-variant)}
.hdr__in{max-width:760px;margin:0 auto;padding:0 20px;height:68px;
  display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:12px;font-weight:700;font-size:18px;
  letter-spacing:-.02em;color:var(--on-surface);text-decoration:none}
.logo__mark{width:34px;height:34px;border-radius:8px;background:var(--primary);flex:none}
.back{font-size:14px;color:var(--on-surface-variant);text-decoration:none}
.back:hover{color:var(--on-surface)}
main{max-width:760px;margin:0 auto;padding:48px 20px 80px}
h1{font-family:var(--font-display);font-weight:400;font-size:44px;line-height:1.1;
  letter-spacing:-.01em;margin-bottom:8px}
.stand{color:var(--on-surface-variant);font-size:14px;margin-bottom:32px}
h2{font-size:20px;font-weight:600;margin:40px 0 12px;letter-spacing:-.01em}
h3{font-size:16px;font-weight:600;margin:24px 0 6px}
p,ul{margin-bottom:14px;color:var(--on-surface)}
ul{padding-left:22px}
li{margin-bottom:6px}
table{width:100%;border-collapse:collapse;margin:8px 0 18px;font-size:15px}
th,td{text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid var(--outline-variant)}
th{color:var(--on-surface-variant);font-weight:500;font-size:13px}
.box{background:var(--surface-container);border:1px solid var(--outline-variant);
  border-radius:12px;padding:16px 18px;margin:0 0 24px;font-size:15px}
.todo{background:rgba(250,204,21,.2);color:var(--primary);border-radius:4px;padding:0 5px;
  font-weight:600;white-space:nowrap}
footer{max-width:760px;margin:0 auto;padding:24px 20px 48px;
  border-top:1px solid var(--outline-variant);font-size:14px;color:var(--on-surface-variant);
  display:flex;gap:20px;flex-wrap:wrap}
footer a{color:var(--on-surface-variant)}
@media(max-width:600px){h1{font-size:34px}main{padding-top:32px}}