:root{font-family:-apple-system,BlinkMacSystemFont,"Noto Sans JP","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;color:#222;background:#fff;font-size:14px;line-height:1.8;color-scheme:light}*{box-sizing:border-box}body{margin:0}main{max-width:1000px;margin:0 auto;padding:8px 12px 20px}a{color:inherit;text-decoration:underline;text-underline-offset:3px}p{margin:8px 0 12px}fieldset{border:0;border-bottom:1px solid #e7e7e7;padding:22px 0 26px;margin:0;min-width:0}legend{font-size:15px;font-weight:700;padding:0;float:left;width:100%;margin-bottom:12px}legend+*{clear:both}legend span{display:inline-block;margin-left:8px;background:#333;color:#fff;font-size:10px;font-weight:500;padding:1px 6px;border-radius:3px;vertical-align:2px}.pair{display:grid;grid-template-columns:1fr 1fr;gap:16px}.pair>div{min-width:0}label{display:block;font-size:13px;margin-bottom:5px}input:not([type=checkbox]),textarea,select{width:100%;font:inherit;color:#222;background:#fff;border:1px solid #aaa;border-radius:6px;padding:12px;line-height:1.5}input[type=checkbox]{width:19px;height:19px;flex-shrink:0;accent-color:#222;margin:3px 0}textarea{resize:vertical;min-height:200px}input:focus-visible,textarea:focus-visible,select:focus-visible,button:focus-visible,a:focus-visible{outline:3px solid #4385bd;outline-offset:3px}.check{display:flex;align-items:flex-start;gap:10px;font-size:14px}.help{font-size:12px;color:#555;line-height:1.8;margin-top:8px}.count{text-align:right;font-size:12px;color:#555;margin:4px 0}.error{color:#a22020;font-size:13px;margin-top:8px}[aria-invalid=true]{border-color:#a22020!important}.error-summary{border:1px solid #a22020;background:#fff8f8;border-radius:8px;padding:16px;color:#8a1b1b}.error-summary ul{padding-left:20px;margin:8px 0}button{display:block;width:min(100%,360px);margin:28px auto 0;padding:16px 20px;border:1px solid #222;border-radius:7px;background:#222;color:#fff;font:inherit;font-weight:700;cursor:pointer;min-height:56px}button:hover{background:#444}button:disabled{opacity:.65;cursor:wait}.submit-help{text-align:center;margin:12px 0 0}.notice{border:1px solid #ddd;border-radius:12px;padding:24px;background:#f6f7f8}.notice h2{font-size:20px;margin:0 0 12px}.trap{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}@media(max-width:480px){main{padding:6px 2px 16px}fieldset{padding-bottom:20px}.pair{gap:10px}input:not([type=checkbox]),textarea,select{font-size:16px;padding:11px 9px}select{max-width:100%}legend{font-size:14px}}