*{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#02030a;--line:rgba(104,132,255,.26);--soft:rgba(255,255,255,.62)}
html{scroll-behavior:smooth}
body{min-width:320px;font-family:"Segoe UI","Noto Sans JP",Arial,sans-serif;color:#fff;background:
radial-gradient(circle at 75% 5%,rgba(52,111,255,.15),transparent 28%),
radial-gradient(circle at 15% 20%,rgba(182,43,255,.10),transparent 25%),#02030a}
a{color:inherit}
.site-header{position:sticky;top:0;z-index:10;height:82px;padding:0 5%;display:flex;align-items:center;justify-content:space-between;background:rgba(2,3,10,.76);backdrop-filter:blur(18px);border-bottom:1px solid rgba(255,255,255,.05)}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none}.brand img{width:43px;height:43px;object-fit:contain}.brand b{letter-spacing:4px;font-size:19px}
.nav{display:flex;gap:24px}.nav a{text-decoration:none;font-size:10px;letter-spacing:2px;color:rgba(255,255,255,.65)}.nav a:hover{color:#fff}
.back{padding:10px 16px;border:1px solid var(--line);border-radius:24px;text-decoration:none;font-size:10px;letter-spacing:1px}
main{width:min(1100px,88%);margin:0 auto;padding:100px 0 90px}
.kicker{color:#8e8cff;font-size:10px;font-weight:700;letter-spacing:4px}
h1{margin-top:16px;font-size:clamp(48px,7vw,86px);line-height:1;letter-spacing:-3px;background:linear-gradient(90deg,#fff,#9e8cff,#35cfff);-webkit-background-clip:text;color:transparent}
.lead{max-width:720px;margin-top:24px;color:var(--soft);font-size:15px;line-height:2}
.grid{margin-top:52px;display:grid;grid-template-columns:repeat(2,1fr);gap:15px}
.card{padding:27px;border:1px solid var(--line);border-radius:20px;background:linear-gradient(145deg,rgba(11,15,39,.86),rgba(19,11,51,.62))}
.card .num{color:#8c7fff;font-size:10px;letter-spacing:2px}.card h2{margin-top:14px;font-size:22px}.card p,.legal p,.legal li{margin-top:11px;color:var(--soft);font-size:13px;line-height:1.9}
.legal{margin-top:48px}.legal section{padding:28px 0;border-top:1px solid rgba(255,255,255,.08)}.legal h2{font-size:21px}.legal ul{padding-left:20px}
.form{margin-top:45px;display:grid;gap:16px}.field{display:grid;gap:8px}.field label{font-size:11px;letter-spacing:1px;color:rgba(255,255,255,.68)}
.field input,.field select,.field textarea{width:100%;padding:15px 16px;color:#fff;border:1px solid var(--line);border-radius:13px;background:rgba(8,11,30,.82);outline:none}.field textarea{min-height:170px;resize:vertical}
.submit{height:54px;border:0;border-radius:28px;color:#fff;font-weight:700;cursor:pointer;background:linear-gradient(120deg,#1caeff,#6952ff,#c82cff)}
.notice{padding:18px;border:1px solid rgba(52,199,255,.20);border-radius:14px;color:var(--soft);font-size:12px;line-height:1.8;background:rgba(7,13,32,.65)}
footer{padding:30px 6%;text-align:center;color:rgba(255,255,255,.35);font-size:9px;letter-spacing:2px;border-top:1px solid rgba(255,255,255,.05)}
@media(max-width:760px){.site-header{height:72px;padding:0 18px}.brand b{font-size:16px}.nav{display:none}.grid{grid-template-columns:1fr}main{padding-top:75px}h1{font-size:clamp(43px,13vw,62px)}}