.sr-only[data-astro-cid-s6z2d6yt]{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}:root{--efx-navy: #34457a;--efx-navy-light: rgba(52, 69, 122, .08);--efx-navy-border: rgba(52, 69, 122, .18);--efx-sage: #4a7c6f;--efx-sage-light: rgba(74, 124, 111, .1);--efx-ochre: #b87333;--efx-ochre-label: #8a6420;--efx-ochre-text: #5a4416;--efx-ochre-bg: #faf3e8;--efx-ochre-border: #d4a84b;--efx-paper: #faf9f6;--efx-surface: #ffffff;--efx-text: #1a1a2e;--efx-text-sub: #3a3a4e;--efx-muted: #6b7280;--efx-border: #e2e4ea;--efx-font-sans: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;--efx-font-mono: "JetBrains Mono", "Consolas", "Courier New", monospace;--efx-bp-sm: 480px;--efx-bp-md: 768px;--efx-bp-lg: 1024px;--efx-bp-xl: 1280px;--efx-content-max: 760px;--efx-section-gap: 3rem}*,*:before,*:after{box-sizing:border-box}html{font-size:16px;scroll-behavior:smooth}body{font-family:var(--efx-font-sans);color:var(--efx-text);background:var(--efx-paper);line-height:1.75;margin:0;padding:0}h1,h2,h3,h4{font-weight:700;line-height:1.35;margin-top:2rem;margin-bottom:.75rem;color:var(--efx-navy)}h2{font-size:1.35rem;border-left:4px solid var(--efx-navy);background:var(--efx-navy-light);border-radius:0 6px 6px 0;padding:.5rem .9rem}h3{font-size:1.12rem;border-left:3px solid var(--efx-sage);padding-left:.7rem;color:var(--efx-text)}p{margin:0 0 1rem}a{color:var(--efx-navy);text-decoration:underline}a:hover{opacity:.8}code,.efx-mono{font-family:var(--efx-font-mono);font-size:.875em;background:#f0f0f4;padding:.1em .3em;border-radius:3px}.efx-site-header{background:var(--efx-surface);border-bottom:1px solid var(--efx-border);position:sticky;top:0;z-index:100}.efx-header-inner{max-width:var(--efx-bp-xl);margin:0 auto;padding:0 1.25rem;display:flex;align-items:center;gap:.5rem;height:56px}.efx-logo{font-family:var(--efx-font-mono);font-size:1.1rem;font-weight:700;color:var(--efx-navy);text-decoration:none;white-space:nowrap;flex-shrink:0}.efx-nav--desktop{display:flex;gap:.1rem;flex-wrap:nowrap;flex:1;overflow:hidden}.efx-nav-link{font-size:.82rem;color:var(--efx-text);text-decoration:none;padding:.3rem .6rem;border-radius:5px;white-space:nowrap}.efx-nav-link:hover,.efx-nav-link[aria-current=page]{background:var(--efx-navy-light);color:var(--efx-navy)}.efx-header-actions{display:flex;align-items:center;gap:.25rem;margin-left:auto;flex-shrink:0;position:relative}.efx-header-button{background:none;border:none;cursor:pointer;width:44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:6px;color:var(--efx-text);font-size:1.2rem;flex-shrink:0}.efx-header-button:hover{background:var(--efx-navy-light)}.efx-header-button:focus-visible{outline:3px solid rgba(52,69,122,.28);outline-offset:2px}.efx-header-search-panel{position:absolute;top:calc(100% + 10px);right:0;width:min(420px,calc(100vw - 32px));z-index:1000;background:var(--efx-surface);border:1px solid var(--efx-border);border-radius:10px;box-shadow:0 10px 28px #0f172a24;padding:.75rem}.efx-header-search-panel[hidden]{display:none}@media (max-width: 767px){.efx-header-search-panel{position:fixed;top:56px;left:16px;right:16px;width:auto}}.efx-mobile-menu{position:relative}.efx-mobile-menu__trigger{list-style:none;appearance:none;-webkit-appearance:none}.efx-mobile-menu__trigger::-webkit-details-marker{display:none}.efx-mobile-menu__icon--close,.efx-mobile-menu[open] .efx-mobile-menu__icon{display:none}.efx-mobile-menu[open] .efx-mobile-menu__icon--close{display:inline}.efx-mobile-menu__panel{position:absolute;top:calc(100% + 4px);right:0;min-width:200px;background:var(--efx-surface);border:1px solid var(--efx-border);border-radius:8px;box-shadow:0 4px 16px #0000001a;padding:.4rem;display:flex;flex-direction:column;z-index:200}.efx-mobile-menu__link{display:block;padding:.7rem .9rem;font-size:.92rem;color:var(--efx-text);text-decoration:none;border-radius:6px;white-space:nowrap;min-height:44px;line-height:1.5;display:flex;align-items:center}.efx-mobile-menu__link:hover,.efx-mobile-menu__link[aria-current=page]{background:var(--efx-navy-light);color:var(--efx-navy)}.efx-mobile-menu__link:focus-visible{outline:3px solid rgba(52,69,122,.28);outline-offset:2px}@media (max-width: 767px){.efx-nav--desktop{display:none}.efx-mobile-menu{display:block}}@media (min-width: 768px){.efx-mobile-menu{display:none}.efx-nav--desktop{display:flex}.efx-header-actions{gap:.5rem}}.efx-site-footer{background:var(--efx-navy);color:#ffffffd9;padding:3rem 1.5rem 2rem;margin-top:var(--efx-section-gap);font-size:.82rem}.efx-footer-inner{max-width:1120px;margin:0 auto}.efx-footer-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:2.5rem;align-items:start}.efx-footer-col__title{font-weight:700;color:#fff;font-size:.9rem;margin-bottom:.75rem}.efx-footer-col__list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.5rem}.efx-footer-col__list a{color:#ffffffc7;text-decoration:none;font-size:.82rem;line-height:1.5}.efx-footer-col__list a:hover{color:#fff;text-decoration:underline}.efx-footer-col__policy-text{margin:0;color:#ffffffb3;font-size:.78rem;line-height:1.85}.efx-footer-bottom{border-top:1px solid rgba(255,255,255,.15);margin-top:2rem;padding-top:1.25rem;display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.75rem 1.25rem}.efx-footer-bottom__nav{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.5rem 1.25rem}.efx-footer-bottom__nav a{color:#ffffffbf;text-decoration:none;font-size:.8rem}.efx-footer-bottom__nav a:hover{color:#fff;text-decoration:underline}.efx-footer-bottom__copy{margin:0;color:#fff9;font-size:.78rem}@media (min-width: 768px) and (max-width: 1023px){.efx-footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:2rem}}@media (max-width: 767px){.efx-site-footer{padding:2.25rem 1.25rem 1.75rem}.efx-footer-grid{grid-template-columns:1fr;gap:1.75rem}.efx-footer-bottom{flex-direction:column;align-items:flex-start}}.efx-page-outer{max-width:var(--efx-bp-xl);margin:0 auto;padding:0 1.25rem}.efx-article-body{max-width:var(--efx-content-max);margin:0 auto;padding:2rem 1.25rem}.efx-breadcrumbs{font-size:.8rem;color:var(--efx-muted);padding:.75rem 0;display:flex;flex-wrap:wrap;gap:.3rem;align-items:center}.efx-breadcrumbs a{color:var(--efx-muted)}.efx-breadcrumbs sep{color:var(--efx-border);margin:0 .1rem}.efx-category-chip{display:inline-block;font-size:.75rem;font-weight:600;color:var(--efx-sage);border:1px solid var(--efx-sage);border-radius:20px;padding:.2rem .7rem;text-decoration:none;white-space:nowrap}.efx-disclosure{font-size:.8rem;color:var(--efx-muted);padding:.5rem .75rem;border:1px solid var(--efx-border);border-radius:6px;margin:1rem 0;background:var(--efx-surface)}.efx-risk-note{background:var(--efx-ochre-bg);border:1px solid var(--efx-ochre-border);border-left:4px solid var(--efx-ochre);border-radius:0 8px 8px 0;padding:.9rem 1rem;margin:1.25rem 0}.efx-risk-note__label{font-size:.8rem;font-weight:700;color:var(--efx-ochre-label);margin-bottom:.35rem;display:flex;align-items:center;gap:.3rem}.efx-risk-note__body{font-size:.85rem;color:var(--efx-ochre-text);line-height:1.65;margin:0}.efx-verification-note{background:var(--efx-sage-light);border:1px solid rgba(74,124,111,.25);border-left:4px solid var(--efx-sage);border-radius:0 8px 8px 0;padding:.9rem 1rem;margin:1.5rem 0}.efx-verification-note__label{font-family:var(--efx-font-mono);font-size:.78rem;color:var(--efx-sage);font-weight:700;margin-bottom:.4rem}.efx-verification-note__body{font-size:.88rem;color:var(--efx-text-sub);line-height:1.7;margin:0}.efx-checklist{background:var(--efx-surface);border:1px solid var(--efx-border);border-radius:8px;padding:1rem 1.1rem;margin:1.5rem 0}.efx-checklist__title{font-size:.9rem;font-weight:700;color:var(--efx-navy);margin-bottom:.75rem}.efx-checklist__list{list-style:none;margin:0;padding:0}.efx-checklist__item{display:flex;gap:.5rem;align-items:flex-start;padding:.3rem 0;font-size:.9rem;border-bottom:1px solid var(--efx-border)}.efx-checklist__item:last-child{border-bottom:none}.efx-check{color:var(--efx-border);font-size:1rem;flex-shrink:0;margin-top:.1rem}.efx-soft-cta{display:flex;align-items:center;justify-content:space-between;gap:.6rem;min-height:44px;padding:.75rem 1.1rem;border:1.5px solid var(--efx-navy);border-radius:10px;color:var(--efx-navy);text-decoration:none;font-weight:600;font-size:.9rem;background:var(--efx-surface);margin:1.25rem 0}.efx-soft-cta:hover{background:var(--efx-navy);color:#fff}.efx-soft-cta:focus-visible{outline:3px solid rgba(52,69,122,.28);outline-offset:3px}.efx-internal-link-card{display:flex;flex-direction:column;gap:.25rem;padding:.8rem 1rem;border:1px solid var(--efx-border);border-radius:8px;text-decoration:none;color:var(--efx-text);background:var(--efx-surface);margin:.75rem 0;transition:border-color .15s}.efx-internal-link-card:hover{border-color:var(--efx-navy)}.efx-internal-link-card__label{font-size:.78rem;color:var(--efx-sage);font-weight:600}.efx-internal-link-card__title{font-size:.9rem;font-weight:700;color:var(--efx-navy)}.efx-balloon{display:flex;gap:.75rem;margin:1.25rem 0;align-items:flex-start}.efx-balloon__avatar{width:44px;height:44px;border-radius:50%;background:var(--efx-navy-light);border:2px solid var(--efx-border);flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:.75rem;color:var(--efx-navy);font-weight:700}.efx-balloon__bubble{background:var(--efx-surface);border:1px solid var(--efx-border);border-radius:0 12px 12px;padding:.7rem .9rem;font-size:.9rem;line-height:1.65;flex:1}.efx-purpose-tag{display:inline-flex;align-items:center;gap:.25rem;font-size:.72rem;font-weight:600;padding:.2rem .55rem;border-radius:4px;border:1px solid}.efx-purpose-tag--check{color:var(--efx-navy);border-color:var(--efx-navy);background:var(--efx-navy-light)}.efx-purpose-tag--risk{color:var(--efx-ochre-label);border-color:var(--efx-ochre-border);background:var(--efx-ochre-bg)}.efx-home-hero{background:var(--efx-paper);padding:3.5rem 1.25rem 2.5rem;text-align:center}.efx-home-hero__mono-label{font-family:var(--efx-font-mono);font-size:.78rem;color:var(--efx-sage);letter-spacing:.1em;text-transform:uppercase;margin-bottom:.75rem}.efx-home-hero h1{font-size:clamp(1.6rem,5vw,2.75rem);color:var(--efx-navy);line-height:1.25;margin:0 0 .75rem;border:none;background:none;padding:0}.efx-home-hero__lead{font-size:clamp(.9rem,2.5vw,1.05rem);color:var(--efx-text-sub);max-width:560px;margin:0 auto .75rem}.efx-entry-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;padding:2rem 0}@media (max-width: 1179px){.efx-entry-grid{grid-template-columns:repeat(3,1fr)}}@media (max-width: 767px){.efx-entry-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 479px){.efx-entry-grid{grid-template-columns:1fr}}.efx-entry-card{display:flex;flex-direction:column;gap:.35rem;padding:1rem;border:1.5px solid var(--efx-border);border-radius:10px;text-decoration:none;color:var(--efx-text);background:var(--efx-surface);transition:border-color .15s}.efx-entry-card:hover{border-color:var(--efx-navy)}.efx-entry-card__num{font-family:var(--efx-font-mono);font-size:.75rem;color:var(--efx-muted)}.efx-entry-card__title{font-size:.92rem;font-weight:700;color:var(--efx-navy);line-height:1.35}.efx-entry-card__sub{font-size:.78rem;color:var(--efx-muted);line-height:1.5}.efx-archive-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}@media (max-width: 1023px){.efx-archive-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 639px){.efx-archive-grid{grid-template-columns:1fr}}.efx-article-card{border:1px solid var(--efx-border);border-radius:8px;padding:.9rem 1rem;background:var(--efx-surface)}.efx-article-card a{text-decoration:none;color:var(--efx-text);display:block}.efx-article-card__title{font-size:.92rem;font-weight:700;color:var(--efx-navy);line-height:1.4;margin-bottom:.4rem}.efx-article-card__excerpt{font-size:.8rem;color:var(--efx-muted);line-height:1.55}.efx-article-card__date{font-family:var(--efx-font-mono);font-size:.72rem;color:var(--efx-muted);margin-top:.5rem}.efx-pagination{display:flex;gap:.4rem;justify-content:center;padding:2rem 0;flex-wrap:wrap}.efx-page-num{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:6px;border:1px solid var(--efx-border);text-decoration:none;color:var(--efx-text);font-size:.88rem}.efx-page-num[aria-current=page],.efx-page-num:hover{background:var(--efx-navy);color:#fff;border-color:var(--efx-navy)}.efx-search-form{display:flex;gap:.5rem;max-width:480px}.efx-search-input{flex:1;height:44px;padding:0 .9rem;border:1.5px solid var(--efx-border);border-radius:8px;font-family:var(--efx-font-sans);font-size:.9rem}.efx-search-input:focus{outline:none;border-color:var(--efx-navy);box-shadow:0 0 0 3px #34457a1f}.efx-search-btn{height:44px;padding:0 1rem;background:var(--efx-navy);color:#fff;border:none;border-radius:8px;cursor:pointer;font-size:.9rem;white-space:nowrap}.efx-tweet-fallback{border:1px solid var(--efx-border);border-radius:12px;padding:1rem;margin:1.25rem 0;background:var(--efx-surface);font-size:.88rem}.efx-tweet-fallback__label{font-size:.72rem;color:var(--efx-muted);margin-bottom:.4rem}.efx-lite-youtube{position:relative;width:100%;aspect-ratio:16/9;background:#000;border-radius:8px;overflow:hidden;margin:1.5rem 0;cursor:pointer}.efx-lite-youtube img{width:100%;height:100%;object-fit:cover;opacity:.8}.efx-lite-youtube__play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center}.efx-eat-footer{border-top:1px solid var(--efx-border);margin-top:3rem;padding-top:1.5rem;font-size:.8rem;color:var(--efx-muted);line-height:1.7}.efx-eat-footer__label{font-weight:700;color:var(--efx-navy);margin-bottom:.4rem}.efx-toc{background:var(--efx-surface);border:1px solid var(--efx-border);border-radius:8px;padding:1rem 1.25rem;margin:1.5rem 0}.efx-toc__title{font-size:.85rem;font-weight:700;color:var(--efx-navy);margin-bottom:.6rem}.efx-toc ol{margin:0;padding-left:1.2rem;font-size:.85rem}.efx-toc a{color:var(--efx-text)}.efx-toc a:hover{color:var(--efx-navy)}.efx-article-meta{display:flex;flex-wrap:wrap;gap:.6rem;font-family:var(--efx-font-mono);font-size:.75rem;color:var(--efx-muted);margin:.5rem 0 1rem}@media (max-width: 767px){.efx-article-body{padding:1.25rem .9rem}.efx-home-hero{padding:2rem .9rem 1.5rem}h2{font-size:1.15rem}}.efx-article-content img,.post-content img,.efx-article-content video,.post-content video,.efx-article-content iframe,.post-content iframe{max-width:100%;height:auto}.efx-article-content table,.post-content table{max-width:100%}.efx-article-content .wp-block-table,.post-content .wp-block-table,.efx-article-content .table-scroll-wrapper,.post-content .table-scroll-wrapper{max-width:100%;overflow-x:auto}.efx-article-content,.post-content{overflow-wrap:break-word;word-break:break-word}