:root{--green:#5f9f49;--dark:#214d49;--ink:#29362f;--muted:#637369;--line:#dde7df;--background:#f5f8f4;--soft:#eef5e9;--paper:#fff;--notice-bg:#fff0d6;--notice-ink:#814100;--notice-accent:#e89524}
*{box-sizing:border-box}
body{margin:0;background:var(--background);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;font-size:15px;line-height:1.7}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
[hidden]{display:none!important}
:focus-visible{outline:3px solid #87b975;outline-offset:4px}
.site-header{height:82px;border-bottom:1px solid var(--line);background:var(--paper);display:flex;align-items:center;justify-content:space-between;gap:15px;padding:0 max(24px,calc((100vw - 1020px)/2))}
.wordmark{color:var(--dark);font-size:27px;font-weight:800;letter-spacing:-1px}
.mock-label{font-size:12px;color:var(--muted);background:var(--soft);border-radius:5px;padding:4px 9px}
.page{max-width:700px;padding:25px 24px 0;margin:0 auto}
.mock-note{margin:0 0 17px;text-align:center;color:var(--muted);font-size:12px}
.registration{background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:38px 42px 40px;box-shadow:0 6px 30px #254c2910}
.heading .eyebrow{margin:0 0 6px;color:#47783b;font-size:13px;font-weight:700}
h1{font-size:29px;line-height:1.4;margin:0 0 12px;letter-spacing:.03em}
.heading p:last-child{margin:0;color:var(--muted);font-size:14px}
.steps{padding:0;margin:28px 0 31px;list-style:none;display:flex;gap:20px;align-items:center}
.steps li{flex:1;display:flex;align-items:center;gap:8px;color:var(--muted);font-size:13px;border-bottom:3px solid var(--line);padding:0 0 13px}
.steps li[aria-current]{color:var(--dark);border-color:var(--green);font-weight:700}
.steps li>span{width:25px;height:25px;border-radius:50%;display:inline-grid;place-items:center;background:var(--background);font-size:12px}
.steps li[aria-current]>span{background:var(--dark);color:var(--paper)}
.required-note{margin:0 0 24px;color:var(--muted);font-size:12px}
.required{font-size:11px;font-weight:700;background:#f1f4ef;color:#57754b;padding:2px 7px;border-radius:4px;vertical-align:middle;white-space:nowrap}
.field{margin-bottom:28px}
.field>label{display:flex;gap:10px;align-items:center;font-size:16px;font-weight:700;margin-bottom:7px}
.portal-help{font-size:12px;margin:0 0 9px;display:flex;flex-wrap:wrap;align-items:center;column-gap:8px;row-gap:0;color:var(--muted)}
.portal-intro{margin-bottom:25px;padding:13px 16px;background:var(--soft);border-radius:9px}
.notice-link{border:0;padding:5px 0;background:none;color:var(--dark);text-decoration:underline;text-underline-offset:4px;font-size:12px;text-align:left;min-height:32px}
input,textarea,select{display:block;width:100%;border:1px solid #cbd8cd;border-radius:9px;background:#fff;color:var(--ink);padding:13px 14px;font-size:16px;min-width:0}
input,select{min-height:52px}
textarea{resize:vertical;min-height:102px}
input::placeholder,textarea::placeholder{color:#8a968e;font-size:14px;opacity:1}
input:focus,textarea:focus,select:focus{outline:3px solid #7ca76c25;border-color:#5f9f49}
.address-fields{border:0;padding:0;min-width:0;margin-inline:0}
.address-fields legend{font-size:16px;font-weight:700;margin-bottom:15px;padding:0}
.address-line{margin:0 0 16px}
.address-line:last-child{margin-bottom:0}
.address-line>label{display:flex;align-items:center;gap:9px;font-size:13px;margin-bottom:7px}
.optional{font-size:11px;color:var(--muted);font-weight:400}
.postal-input{display:flex;align-items:center;gap:9px;max-width:230px}
.postal-input>span{font-size:17px;color:var(--muted)}
.field-hint{font-size:12px;color:var(--muted);margin:7px 0 0}
.email-guide{font-size:13px;color:var(--muted);margin:0 0 11px}
.email-guide strong{color:var(--dark);font-weight:600}
.primary-button,.secondary-button{display:flex;justify-content:center;align-items:center;gap:16px;width:100%;border-radius:10px;min-height:54px;padding:13px 16px;font-size:15px;font-weight:700;line-height:1.5}
.primary-button{background:var(--dark);color:var(--paper);border:1px solid var(--dark)}
.primary-button:hover{background:#183e3b}
.primary-button>span{margin-left:auto;font-size:21px;font-weight:400}
.secondary-button{margin-top:11px;background:var(--paper);border:1px solid var(--line);color:var(--dark)}
.secondary-button:hover{background:var(--background)}
.page-footer{display:flex;justify-content:center;gap:12px;align-items:center;padding:24px 0 29px;font-size:12px;color:var(--muted)}
.page-footer>span{border-left:1px solid var(--line);padding-left:12px}
dialog{max-width:calc(100vw - 32px);width:480px;max-height:calc(100dvh - 40px);padding:0;border:1px solid var(--line);border-radius:18px;color:var(--ink);background:var(--paper);box-shadow:0 15px 80px #13362740;overscroll-behavior:contain}
dialog::backdrop{background:#182e29a6}
body:has(dialog[open]){overflow:hidden}
.dialog-content{padding:30px}
.dialog-kicker{color:#47783b;font-size:12px;font-weight:700;margin:0 0 9px}
dialog h2{margin:0 0 21px;font-size:22px;line-height:1.6}
dialog p{font-size:14px;margin:0 0 18px}
dialog strong{font-weight:700;color:var(--dark)}
.notice-emphasis{background:var(--soft);border-radius:8px;padding:14px 15px;font-size:13px;line-height:1.9}
.dialog-content>.primary-button{margin-top:24px}
#review h2{font-size:19px;line-height:1.6;margin:0 0 8px}
#review>p{font-size:13px;color:var(--muted)}
.review-list{margin:24px 0}
.review-list>div{padding:17px 0;border-bottom:1px solid var(--line)}
.review-list dt{font-size:12px;color:var(--muted);margin:0 0 5px}
.review-list dd{font-size:16px;margin:0;overflow-wrap:anywhere;white-space:pre-wrap}
.review-guidance{padding:14px 15px;background:var(--soft);border-radius:8px;margin-bottom:24px}
.portal-intro,#review>.review-guidance{background:var(--notice-bg);color:var(--notice-ink);box-shadow:inset 4px 0 var(--notice-accent)}
.portal-intro .notice-link{color:var(--notice-ink)}
@media(max-width:600px){
  .site-header{height:66px;padding:0 20px}.wordmark{font-size:24px}.mock-label{font-size:11px;padding:3px 7px}
  .page{padding:18px 14px 0}.registration{padding:25px 20px 28px;border-radius:16px}.mock-note{font-size:11px;margin-bottom:13px}
  h1{font-size:25px}.heading p:last-child{font-size:13px}.steps{margin:24px 0 27px;gap:14px}.steps li{font-size:12px;gap:7px}
  .portal-help{align-items:flex-start;flex-direction:column;gap:0}.notice-link{min-height:44px;padding:8px 0}.field{margin-bottom:25px}
  .dialog-content{padding:25px 22px}dialog h2{font-size:20px}.page-footer{font-size:11px;gap:8px}.page-footer>span{padding-left:8px}
}
@media(prefers-reduced-motion:no-preference){button{transition:background-color .12s ease}}

.mock-top-link{color:inherit;text-decoration:none;font-size:12px}.mock-top-link:hover{text-decoration:underline}.site-header{flex-wrap:wrap;gap:12px}.page-footer .mock-top-link{display:block;margin-top:12px}