:root{
  --black:#090909;
  --gold:#d8b65e;
  --gold-dark:#765a13;
  --ivory:#f7f1e3;
  --panel:#efe5cf;
  --sans:"Noto Sans JP","Hiragino Kaku Gothic ProN",sans-serif;
  --serif:"Noto Serif JP","Yu Mincho",YuMincho,serif;
}

/* 2026-10 reference-matched light blue palette. */
:root{--black:#0b3a59;--gold:#1189bf;--gold-dark:#0876a8;--ivory:#fff;--panel:#eaf7fd}
html,body{background:#f8fcfe}
.legal-header{border-bottom-color:rgba(17,137,191,.16);background:#fff}
.legal-brand img{filter:none}
.legal-main{background:linear-gradient(180deg,#eaf7fd,#f8fcfe)}
.legal-shell{border-color:rgba(17,137,191,.25);background:#fff;box-shadow:0 1.5rem 4rem rgba(11,58,89,.09)}
.legal-title{border-bottom-color:var(--gold)}
.legal-title p,.legal-list dt{color:var(--gold-dark)}
.legal-list>div{border-bottom-color:rgba(17,137,191,.16)}
.legal-back{color:#fff;background:var(--gold)}
.legal-back:hover{background:var(--gold-dark)}
.legal-back:focus-visible,.legal-brand:focus-visible{outline-color:rgba(17,137,191,.38)}

*{box-sizing:border-box}
html{min-width:320px;background:var(--black)}
body{margin:0;color:var(--black);font-family:var(--sans);line-height:1.8;background:var(--black)}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-underline-offset:.24rem}

.legal-header{
  display:flex;
  align-items:center;
  height:75px;
  padding:0 max(5.8vw,1.125rem);
  border-bottom:1px solid rgba(216,182,94,.42);
  background:var(--black);
}
.legal-brand img{width:auto;max-width:min(16rem,42vw);max-height:42px;filter:brightness(0) invert(1)}
.legal-main{
  min-height:calc(100vh - 75px);
  padding:clamp(2.5rem,6vw,5.5rem) max(5vw,1.125rem);
  background:
    radial-gradient(circle at 92% 5%,rgba(216,182,94,.16),transparent 26rem),
    linear-gradient(180deg,#0a0908,#17130c);
}
.legal-shell{width:min(68rem,100%);margin:0 auto;padding:clamp(1.5rem,4vw,3.5rem);border:1px solid rgba(216,182,94,.5);background:var(--ivory);box-shadow:0 1.5rem 4rem rgba(0,0,0,.3)}
.legal-title{padding-bottom:1.5rem;border-bottom:1px solid var(--gold)}
.legal-title p{margin:0 0 .45rem;color:var(--gold-dark);font-size:.75rem;font-weight:700;letter-spacing:.18em}
.legal-title h1{margin:0;font:700 clamp(1.85rem,4vw,2.8rem)/1.4 var(--serif)}
.legal-list{margin:2rem 0 0}
.legal-list>div{display:grid;grid-template-columns:minmax(12rem,15rem) minmax(0,1fr);gap:2rem;padding:1.25rem 0;border-bottom:1px solid rgba(118,90,19,.28)}
.legal-list dt{color:var(--gold-dark);font-weight:700}
.legal-list dd{min-width:0;margin:0;overflow-wrap:anywhere}
.legal-list p{margin:0 0 1rem}.legal-list p:last-child{margin-bottom:0}
.legal-back{display:inline-flex;align-items:center;justify-content:center;gap:2rem;min-width:18rem;min-height:3.5rem;margin-top:2.5rem;padding:.8rem 1.5rem;border-radius:999px;color:var(--black);background:var(--gold);font-weight:700;text-decoration:none}
.legal-back:focus-visible,.legal-brand:focus-visible{outline:3px solid var(--gold);outline-offset:4px}

@media(max-width:700px){
  .legal-brand img{max-width:9.5rem;max-height:40px}
  .legal-main{padding:1.25rem .75rem 2.5rem}
  .legal-shell{padding:1.3rem 1.15rem 1.6rem}
  .legal-title{padding-bottom:1rem}
  .legal-title h1{font-size:1.7rem}
  .legal-list{margin-top:1rem}
  .legal-list>div{grid-template-columns:1fr;gap:.35rem;padding:1rem 0}
  .legal-list dt{font-size:.9rem}
  .legal-list dd{font-size:.9375rem}
  .legal-back{width:100%;min-width:0;margin-top:1.75rem}
}

/* Final light-blue cascade. */
html,body{background:#f8fcfe}
.legal-header{border-bottom-color:rgba(17,137,191,.16);background:#fff}
.legal-brand img{filter:none}
.legal-main{background:linear-gradient(180deg,#eaf7fd,#f8fcfe)}
.legal-shell{border-color:rgba(17,137,191,.25);background:#fff;box-shadow:0 1.5rem 4rem rgba(11,58,89,.09)}
.legal-list>div{border-bottom-color:rgba(17,137,191,.16)}
.legal-back{color:#fff;background:#1189bf}
.legal-back:hover{background:#0876a8}
.legal-back:focus-visible,.legal-brand:focus-visible{outline-color:rgba(17,137,191,.38)}