:root{--navy:#002C6A;--navy3:#001A40;--ink:#3E3A39;--ink2:#6b6664;--gold:#A16207;--gold2:#D4A853;--goldbg:#FBF6EA;--off:#F6F4EF;--line:#dcd7cf}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:"Hiragino Kaku Gothic ProN","Noto Sans JP",sans-serif;background:var(--off);color:var(--ink);-webkit-text-size-adjust:100%}
.nw{display:inline-block}
header{background:linear-gradient(135deg,var(--navy3),var(--navy));color:#fff;padding:22px 18px 26px}
header .in,main{max-width:720px;margin:0 auto}
header img{height:22px;filter:brightness(0) invert(1)}
header h1{font-size:24px;margin-top:12px}
header p{font-size:14px;line-height:1.9;margin-top:8px;opacity:.9}
main{padding:18px 14px 70px}
section{background:#fff;border-radius:18px;box-shadow:0 12px 30px rgba(0,44,106,.1);padding:20px 18px;margin-bottom:16px}
h2{font-size:18px;color:var(--navy3);display:flex;align-items:center;gap:10px;margin-bottom:6px}
h2 b{width:30px;height:30px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-size:14px;flex:none}
label{display:block;font-size:14px;font-weight:700;margin-top:16px;line-height:1.6}
label em{font-style:normal;font-size:11px;background:#b42318;color:#fff;border-radius:4px;padding:1px 6px;margin-left:8px;vertical-align:2px}
input:not([type=checkbox]):not([type=radio]),select,textarea{display:block;width:100%;margin-top:6px;font:inherit;font-size:16px;font-weight:400;border:1px solid var(--line);border-radius:10px;padding:11px 12px;background:#fdfcfa;color:var(--ink)}
textarea{min-height:96px;line-height:1.7}
input:focus,select:focus,textarea:focus{outline:2px solid var(--gold2);border-color:transparent}
fieldset{border:none;margin-top:16px}
legend{font-size:14px;font-weight:700;line-height:1.6}
.ck{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:8px}
.ck label,.cs label{margin:0;font-weight:500;display:flex;align-items:center;gap:8px;background:var(--off);border-radius:10px;padding:10px 12px;font-size:14px}
input[type=checkbox],input[type=radio]{width:20px;height:20px;accent-color:var(--navy);flex:none}
.hint{font-size:13px;line-height:1.85;color:var(--ink2);margin-top:8px}
.cs{display:grid;gap:14px;margin-top:14px}
.cs .r{display:grid;gap:6px}
.cs .r>span{font-size:14px;font-weight:700}
.cs .r{grid-template-columns:repeat(3,1fr)}
.cs .r>span{grid-column:1/-1}
.ag{display:flex;align-items:flex-start;gap:10px;background:var(--goldbg);border-radius:12px;padding:14px;margin-top:18px}
.err{color:#b42318;font-size:14px;font-weight:700;margin:6px 4px 12px;min-height:1em}
button[type=submit]{width:100%;height:58px;border:none;border-radius:14px;background:var(--navy);color:#fff;font:inherit;font-size:17px;font-weight:700;box-shadow:0 14px 30px rgba(0,44,106,.3);cursor:pointer}
button[disabled]{opacity:.6}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.done{background:#fff;border-radius:18px;box-shadow:0 12px 30px rgba(0,44,106,.1);padding:30px 22px;text-align:center}
.done h2{justify-content:center;font-size:22px}
.done p{font-size:15px;line-height:1.9;margin-top:10px}
@media (max-width:420px){.cs .r{grid-template-columns:1fr 1fr}.ck{grid-template-columns:1fr}}