/* Revision 21 — scoped editorial styles. Load ONLY on HDD information article. */
.hddi-article{--hddi-ink:#14253c;--hddi-muted:#546578;--hddi-line:#dce5ee;--hddi-soft:#f5f8fc;--hddi-accent:#13608a;font-family:system-ui,-apple-system,"Noto Sans JP","Yu Gothic",Meiryo,sans-serif;color:var(--hddi-ink);max-width:980px;margin:0 auto;padding:clamp(18px,4.5vw,48px);font-size:16px;line-height:1.86;overflow-wrap:anywhere}
.hddi-article *{box-sizing:border-box}.hddi-article h1,.hddi-article h2,.hddi-article h3{line-height:1.4;letter-spacing:-.018em}.hddi-article h1{font-size:clamp(27px,3.1vw,39px);margin:10px 0 22px}.hddi-article h2{font-size:clamp(24px,2.5vw,31px);padding:0 0 12px;border-bottom:2px solid var(--hddi-line);margin:0 0 24px}.hddi-article h3{font-size:clamp(19px,2vw,23px);margin:34px 0 12px}.hddi-article p{margin:0 0 20px}.hddi-article a{color:var(--hddi-accent);text-underline-offset:3px}.hddi-article a:hover{text-decoration-thickness:2px}.hddi-lead{padding-bottom:26px}.hddi-eyebrow{color:var(--hddi-accent);font-weight:700;letter-spacing:.11em;font-size:13px}.hddi-summary{font-size:clamp(17px,1.4vw,19px);line-height:1.85}.hddi-updated{font-size:13px;color:var(--hddi-muted)}
.hddi-alert{border:1px solid var(--hddi-line);border-left:5px solid var(--hddi-accent);padding:18px 20px;border-radius:10px;margin:20px 0 28px;background:#f0f7fc}.hddi-alert strong{display:block;margin-bottom:5px}.hddi-alert p{margin:0}.hddi-alert-danger{border-left-color:#aa4f33;background:#fff7f2}.hddi-alert-info{background:#f2f7fc}
.hddi-toc{background:var(--hddi-soft);padding:20px 25px;border-radius:12px;border:1px solid var(--hddi-line);margin:28px 0 48px}.hddi-toc strong{font-size:18px}.hddi-toc ol{columns:2;column-gap:38px;padding-left:1.3em;margin:14px 0 0}.hddi-toc li{break-inside:avoid;margin:0 0 6px}
.hddi-section{margin:0 0 70px;scroll-margin-top:90px}.hddi-table-wrap{overflow-x:auto;margin:20px 0 28px;border:1px solid var(--hddi-line);border-radius:10px}.hddi-table{width:100%;border-collapse:collapse;min-width:620px;font-size:15px}.hddi-table caption{text-align:left;font-weight:700;padding:15px 17px;background:var(--hddi-soft);color:var(--hddi-ink)}.hddi-table th,.hddi-table td{padding:13px 15px;text-align:left;vertical-align:top;border-top:1px solid var(--hddi-line)}.hddi-table thead th{background:#eff4f9}.hddi-table tbody th{font-weight:700;width:24%;background:#fafcfe}.hddi-figure{margin:24px 0 30px;border:1px solid var(--hddi-line);padding:14px;border-radius:12px;background:#fff}.hddi-figure img{width:100%;height:auto;display:block}.hddi-figure figcaption{font-size:13px;color:var(--hddi-muted);margin-top:10px}.hddi-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:24px 0}.hddi-card{border:1px solid var(--hddi-line);border-radius:12px;background:var(--hddi-soft);padding:18px}.hddi-card strong{display:block;font-size:17px;margin-bottom:6px}.hddi-card p{font-size:14px;margin:0;line-height:1.75}
.hddi-steps{list-style:none;counter-reset:hddi-step;padding:0;margin:22px 0}.hddi-steps>li{position:relative;counter-increment:hddi-step;padding:0 0 20px 52px;margin:0 0 17px;border-bottom:1px solid var(--hddi-line)}.hddi-steps>li:before{content:counter(hddi-step);position:absolute;top:0;left:0;width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:#e9f2f8;font-weight:800;color:var(--hddi-accent)}.hddi-steps>li>strong{display:block;font-size:18px;margin-bottom:4px}.hddi-steps>li p{margin:0}.hddi-code{border:1px solid var(--hddi-line);background:#12263b;color:#eef8ff;border-radius:10px;padding:16px;white-space:pre-wrap;overflow-wrap:anywhere;font-size:13px;line-height:1.65;overflow-x:auto}.hddi-article code{font-family:ui-monospace,SFMono-Regular,Consolas,"Liberation Mono",monospace;font-size:.9em}.hddi-faq{border-bottom:1px solid var(--hddi-line);padding:16px 2px}.hddi-faq summary{font-size:17px;font-weight:700;cursor:pointer}.hddi-faq p{margin:15px 0 0}.hddi-sources{padding-left:1.35em}.hddi-sources li{margin-bottom:9px}.hddi-endnote{border-top:1px solid var(--hddi-line);margin-top:24px;padding-top:17px}.hddi-endnote a{margin:0 7px}
@media(max-width:720px){.hddi-article{font-size:16px;line-height:1.9;padding:22px 18px}.hddi-toc ol{columns:1}.hddi-cards{grid-template-columns:1fr}.hddi-section{margin-bottom:52px}.hddi-article h2{font-size:24px}.hddi-article h3{font-size:19px}.hddi-steps>li{padding-left:45px}.hddi-figure{padding:8px}.hddi-code{font-size:12px}}
@media(max-width:360px){.hddi-article{padding:18px 14px}.hddi-toc{padding:16px}.hddi-table{font-size:14px}}
@media(prefers-reduced-motion:no-preference){.hddi-article a{transition:color .15s ease}}
@media print{.hddi-article{max-width:none;padding:0;color:#000}.hddi-article .hddi-toc{display:none}.hddi-article .hddi-alert{break-inside:avoid}.hddi-section{break-before:auto}}