:root{--ink:#17212d;--muted:#5c6674;--accent:#315cc5;--line:#e1e6ed;--soft:#f6f8fc;--width:900px;--radius:8px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:20px}
body{margin:0;background:#fff;color:var(--ink);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,"Noto Sans JP",sans-serif;font-size:17px;line-height:1.75;overflow-wrap:break-word}
a{color:var(--accent);text-underline-offset:3px}
a:hover{text-decoration-thickness:2px}
a:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid #587fe0;outline-offset:4px}
.wrap{width:min(var(--width),calc(100% - 40px));margin-inline:auto}
.skip{position:absolute;left:16px;top:-100px;background:#fff;padding:10px;z-index:10}
.skip:focus{top:10px}
.site-header{border-bottom:1px solid var(--line)}
.header-top{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-block:22px 16px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--ink);font-weight:750;font-size:24px;letter-spacing:-.5px;white-space:nowrap}
.brand img{width:36px;height:36px}
.brand-small{display:block;font-size:12px;font-weight:500;letter-spacing:0;color:var(--muted);line-height:1.4}
.languages{display:flex;gap:4px;flex-wrap:wrap;justify-content:flex-end;font-size:13px;line-height:1.4}
.languages a{padding:6px 8px;text-decoration:none;border-radius:5px;color:var(--muted)}
.languages a[aria-current=page]{color:var(--accent);background:var(--soft);font-weight:650}
.main-nav{display:flex;gap:23px;flex-wrap:wrap;padding-block:0 15px;font-size:14px;line-height:1.5}
.main-nav a{text-decoration:none;color:var(--muted)}
.main-nav a:hover{color:var(--accent)}
main{padding-block:35px 52px}
h1,h2,h3{line-height:1.28;letter-spacing:-.025em}
h1{font-size:clamp(27px,4vw,38px);font-weight:750;margin:0 0 21px;max-width:850px;text-wrap:balance}
h2{font-size:26px;font-weight:720;margin:0 0 19px}
h3{font-size:20px;margin:27px 0 12px}
p{margin:0 0 17px}
strong{font-weight:650}
ul,ol{padding-left:25px;margin:13px 0 21px}
li{padding-left:3px;margin:7px 0}
.intro{max-width:860px}
.intro p:first-of-type{font-size:18px}
.intro p:nth-of-type(2){background:var(--soft);border-left:3px solid var(--accent);padding:16px 18px;margin-block:20px;border-radius:0 var(--radius) var(--radius) 0}
.actions{display:flex;flex-wrap:wrap;gap:11px;margin:21px 0 17px}
.button{display:inline-flex;align-items:center;justify-content:center;padding:11px 19px;border:1px solid var(--accent);border-radius:6px;background:var(--accent);color:#fff;text-decoration:none;font-size:15px;font-weight:650;line-height:1.5;text-align:center;min-height:46px}
.button.secondary{background:#fff;color:var(--accent)}
.button:hover{background:#2549a1;color:#fff;text-decoration:none}
.disclosure,.byline,.date,.breadcrumb{font-size:13px;color:var(--muted);line-height:1.65}
.disclosure{margin:5px 0 8px}
.disclosure a,.byline a{color:inherit}
.byline{margin-bottom:24px}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.breadcrumb a{text-decoration:none}
.date{margin:0 0 24px}
.toc{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:15px 0;margin:25px 0 32px;font-size:14px}
.toc strong{display:block;font-size:12px;color:var(--muted);margin-bottom:7px;letter-spacing:.035em}
.toc-links{display:flex;flex-wrap:wrap;gap:5px 19px}
.toc a{text-decoration:none}
.section{border-top:1px solid var(--line);padding-top:31px;margin-top:32px}
.section:first-of-type{border-top:none;padding-top:0;margin-top:0}
.table-wrap{max-width:100%;overflow-x:auto;margin:20px 0 21px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
table{width:100%;border-collapse:collapse;font-size:15px;line-height:1.6;text-align:left}
thead{background:var(--soft)}
th,td{padding:13px 15px;vertical-align:middle;border-bottom:1px solid var(--line)}
thead th{font-weight:650;color:#29384c}
tbody th{font-weight:500}
tbody tr:last-child>*{border-bottom:0}
tbody tr:hover{background:#fafbfe}
.pricing-table tbody tr:last-child{background:#f2f6ff}
.pricing-table th,.pricing-table td{width:33.33%}
.comparison-table table{min-width:570px}
.comparison-table th:first-child{width:35%}
details.evidence{border:1px solid var(--line);border-radius:var(--radius);margin:22px 0;background:#fff}
details.evidence summary{padding:12px 16px;color:var(--muted);font-size:14px;cursor:pointer;line-height:1.6}
details[open].evidence summary{border-bottom:1px solid var(--line)}
figure{margin:18px 16px}
figure img{width:100%;height:auto;display:block;border:1px solid var(--line);border-radius:4px}
figure a{display:block}
figcaption{font-size:12px;color:var(--muted);margin-top:8px;line-height:1.7}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{padding:16px 3px;cursor:pointer;font-size:16px;font-weight:650;line-height:1.6}
.faq-item>p{padding:0 3px 5px;font-size:16px}
.end-cta{border:1px solid var(--line);border-radius:var(--radius);background:var(--soft);padding:24px;margin-top:33px}
.end-cta h2{font-size:23px}
.end-cta p:last-child{margin-bottom:0}
.sources{font-size:13px;color:var(--muted);margin-top:24px;line-height:1.8}
.sources a{color:inherit}
.legal-body h2{margin-top:32px;font-size:23px}
.site-footer{border-top:1px solid var(--line);background:#fafbfd;padding:27px 0 24px;color:var(--muted);font-size:13px;line-height:1.7}
.footer-links{display:flex;flex-wrap:wrap;gap:7px 20px;margin:12px 0 19px}
.site-footer a{color:inherit;text-decoration:none}
.site-footer a:hover{text-decoration:underline}
.site-footer p{margin:7px 0;max-width:790px}
.site-footer .footer-name{color:var(--ink);font-weight:650;font-size:15px}
.redirect{text-align:center;max-width:650px;margin:12vh auto;padding:25px}
.redirect .actions{justify-content:center}
@media(max-width:620px){
 body{font-size:16px;line-height:1.8}
 .wrap{width:calc(100% - 32px)}
 .header-top{align-items:flex-start;flex-direction:column;gap:13px;padding-block:18px 13px}
 .brand{font-size:23px}.brand img{width:32px;height:32px}
 .languages{justify-content:flex-start;gap:3px}
 .languages a{padding:5px 10px}.languages a:first-child{margin-left:-10px}
 .main-nav{gap:18px;font-size:13px;padding-bottom:13px}
 main{padding-block:27px 37px}
 h1{font-size:28px;line-height:1.32;margin-bottom:19px}
 h2{font-size:23px}.intro p:first-of-type{font-size:16px}
 .intro p:nth-of-type(2){padding:14px}
 .section{padding-top:25px;margin-top:28px}
 .actions{gap:9px}.button{padding:10px 14px;font-size:14px}
 th,td{padding:11px 10px;font-size:13px}
 .pricing-table table{min-width:350px}
 .pricing-table th,.pricing-table td{width:auto}
 .end-cta{padding:20px}
 .toc-links{gap:6px 16px}
 figure{margin:14px 12px}
 .faq-item summary{font-size:15px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
@media print{.site-header,.site-footer,.toc,.actions,.skip{display:none}.wrap{width:100%}body{font-size:11pt}main{padding:0}h1{font-size:24pt}h2{font-size:17pt}.section{break-inside:avoid}.evidence{display:none}.faq-item>p{display:block!important}}