html,body{margin:0;background:#fff}

.ctA{
  --acc:#635bff; --ink:#0a2540; --body:#374151; --sub:#4b5563; --line:#e6e9ee;
  font-family:system-ui,-apple-system,"Hiragino Kaku Gothic ProN","Noto Sans JP",sans-serif;
  background:#fff;padding:clamp(52px,6.5vw,96px) 24px;
}
.ctA__in{max-width:1020px;margin:0 auto;display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(30px,5vw,68px)}
.ctA__side h2{margin:0;font-size:clamp(21px,2.9vw,30px);font-weight:800;color:var(--ink);letter-spacing:-.01em}
.ctA__side p{margin:14px 0 0;font-size:13.5px;line-height:1.95;color:var(--body)}
.ctA__info{margin:30px 0 0;display:grid;gap:20px}
.ctA__info div{display:grid;gap:5px}
.ctA__info dt{font-size:11px;font-weight:800;letter-spacing:.08em;color:var(--sub)}
.ctA__info dd{margin:0;font-size:14.5px;font-weight:700;color:var(--ink);display:grid;gap:3px}
.ctA__info a{color:var(--ink);text-decoration:none}
.ctA__info a:hover{color:var(--acc)}
.ctA__info small{font-size:11.5px;font-weight:500;color:var(--sub)}
.ctA__form{display:grid;gap:18px}
.ctA__row{display:grid;gap:7px}
.ctA__row label{font-size:12.5px;font-weight:700;color:var(--ink);display:flex;align-items:center;gap:8px}
.ctA__row em{font-style:normal;font-size:10px;font-weight:800;color:#c0392b;background:rgba(192,57,43,.1);padding:3px 7px;border-radius:4px}
.ctA__row input,.ctA__row select,.ctA__row textarea{
  font:inherit;font-size:14px;color:var(--ink);background:#f6f9fc;border:0;border-radius:8px;padding:12px 14px;
  outline:none;box-shadow:inset 0 0 0 1px var(--line);width:100%;
}
.ctA__row textarea{resize:vertical;line-height:1.8}
.ctA__row input:focus,.ctA__row select:focus,.ctA__row textarea:focus{
  background:#fff;box-shadow:inset 0 0 0 1px var(--acc),0 0 0 3px rgba(99,91,255,.16);
}
.ctA__check{display:flex;align-items:center;gap:9px;font-size:12.5px;color:var(--body)}
.ctA__check input{width:16px;height:16px;accent-color:var(--acc)}
.ctA__check a{color:var(--acc)}
.ctA__btn{
  justify-self:start;border:0;border-radius:8px;height:52px;padding:0 40px;background:var(--acc);color:#fff;
  font:inherit;font-size:15px;font-weight:800;cursor:pointer;box-shadow:0 4px 14px -4px rgba(99,91,255,.5);
}
@media (max-width:800px){ .ctA__in{grid-template-columns:1fr} }

/* スマホで横にはみ出していた（幅100%＋内側の余白）。中の要素を枠の内側で測る（2026-10-05 パーツギャラリーに出すときに直した） */
.ctA, .ctA *, .ctA *::before, .ctA *::after{box-sizing:border-box}