/* Dedicated FAQ, company profile and native article index. */
#op-main .op-info{--ip-navy:#0C447C;--ip-blue:#378ADD;--ip-blue-text:#1E66B0;--ip-deep:#082F57;--ip-ink:#1F2A37;--ip-muted:#4A5563;--ip-line:#D9E0E8;--ip-surface:#F3F6FA;color:var(--ip-ink);font:500 17px/1.9 "Zen Kaku Gothic New","Yu Gothic",sans-serif;letter-spacing:.02em}
#op-main .op-info *,#op-main .op-info *::before,#op-main .op-info *::after{box-sizing:border-box}
#op-main .op-info :is(h1,h2,h3,h4,p,figure,dl,dd,ul){margin:0}
#op-main .op-info :is(h1,h2,h3){font-family:"Shippori Mincho","Yu Mincho",serif;font-weight:600;line-height:1.5;letter-spacing:.02em;color:var(--ip-navy);word-break:auto-phrase}
#op-main .op-info h1{font-size:56px}#op-main .op-info h2{font-size:38px}#op-main .op-info h3{font-size:26px}
#op-main .op-info a{color:var(--ip-navy);text-underline-offset:5px}#op-main .op-info a:hover{text-decoration:underline}#op-main .op-info :is(a,button,input,summary):focus-visible{outline:3px solid var(--ip-blue);outline-offset:5px}
#op-main .op-info .ip-wrap{width:min(1200px,calc(100% - clamp(40px,10vw,240px)));margin-inline:auto}
#op-main .op-info .ip-breadcrumb{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding-top:26px;font-size:14px;color:var(--ip-muted)}#op-main .op-info .ip-breadcrumb a{min-height:32px;display:inline-flex;align-items:center;text-decoration:none}
#op-main .op-info .ip-hero{padding-top:56px;padding-bottom:64px;display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:72px;align-items:center}
#op-main .op-info .ip-eyebrow{color:var(--ip-blue-text);font-size:13px;font-weight:700;letter-spacing:.12em;margin-bottom:16px}
#op-main .op-info .ip-lead{font-size:23px;line-height:1.8;color:var(--ip-navy);margin-top:24px}
#op-main .op-info .ip-hero-description{margin-top:24px;color:var(--ip-muted);max-width:600px}
#op-main .op-info .ip-icon{width:28px;height:28px;flex-shrink:0;display:block;color:var(--ip-navy)}



#op-main .op-info .ip-faq-layout{display:grid;grid-template-columns:232px minmax(0,1fr);gap:80px;align-items:start;padding-top:56px;padding-bottom:128px;border-top:1px solid var(--ip-line)}


#op-main .op-info .ip-down{margin-left:auto;color:var(--ip-blue-text)}

#op-main .op-info .ip-faq-group{scroll-margin-top:144px}#op-main .op-info .ip-faq-group+.ip-faq-group{margin-top:80px}
#op-main .op-info .ip-group-head{display:flex;align-items:center;gap:16px;margin-bottom:28px}#op-main .op-info .ip-group-head h2{font-size:30px}#op-main .op-info .ip-group-head>.ip-icon{width:30px;height:30px}
#op-main .op-info .ip-faq{border-top:1px solid var(--ip-line)}#op-main .op-info .ip-faq:last-child{border-bottom:1px solid var(--ip-line)}
#op-main .op-info .ip-faq summary{display:grid;grid-template-columns:32px minmax(0,1fr) 22px;gap:16px;align-items:start;list-style:none;cursor:pointer;padding:24px 12px;font-size:18px;font-weight:700;line-height:1.8;color:var(--ip-navy)}#op-main .op-info .ip-faq summary::-webkit-details-marker{display:none}
#op-main .op-info .ip-faq summary::after{content:'＋';font-size:21px;line-height:32px;text-align:center;font-weight:500;color:var(--ip-blue-text)}#op-main .op-info .ip-faq[open] summary::after{content:'−'}
#op-main .op-info .ip-q{display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:#E9F3FC;color:var(--ip-blue-text);font-size:17px;font-weight:700;line-height:1}
#op-main .op-info .ip-answer{display:grid;grid-template-columns:32px minmax(0,1fr);gap:16px;padding:0 50px 28px 12px}#op-main .op-info .ip-a{text-align:center;font-weight:700;color:var(--ip-muted)}#op-main .op-info .ip-answer p{max-width:720px;color:var(--ip-muted);font-size:17px;line-height:1.95}
#op-main .op-info .ip-faq[open]{background:#FAFCFE}
#op-main .op-info .ip-button{display:inline-flex;align-items:center;justify-content:center;gap:28px;min-height:56px;padding:14px 28px;background:var(--ip-navy);border:1px solid var(--ip-navy);border-radius:4px;color:white;text-decoration:none;font:700 16px/1.7 "Zen Kaku Gothic New",sans-serif}
#op-main .op-info .ip-button:hover{background:var(--ip-deep);color:white;text-decoration:none}#op-main .op-info .ip-button .ip-icon{color:currentColor;width:23px;height:23px}#op-main .op-info .ip-white{background:white;color:var(--ip-navy);border-color:white}#op-main .op-info .ip-white:hover{background:#EEF4FA;color:var(--ip-navy)}
#op-main .op-info .ip-cta{padding:64px 0;background:var(--ip-deep);color:#DCE6F2}#op-main .op-info .ip-cta-inner{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:64px;align-items:center}#op-main .op-info .ip-cta h2{font-size:32px;color:white}#op-main .op-info .ip-cta-inner>div>p{margin-top:18px;font-size:16px;line-height:1.9}#op-main .op-info .ip-cta-action .ip-button{width:100%}#op-main .op-info .ip-cta-action>p{font-size:14px!important;margin-top:14px!important}
#op-main .op-info .ip-about-hero{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:64px;padding-bottom:56px}#op-main .op-info .ip-about-photo img{display:block;width:100%;height:auto;aspect-ratio:3/2;object-fit:cover;object-position:67% center;border-radius:4px}
#op-main .op-info .ip-anchor{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-block:1px solid var(--ip-line);margin-bottom:64px}#op-main .op-info .ip-anchor a{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 24px;min-height:64px;font-size:16px;text-decoration:none}#op-main .op-info .ip-anchor a+a{border-left:1px solid var(--ip-line)}#op-main .op-info .ip-anchor a:hover{background:var(--ip-surface)}
#op-main .op-info .ip-section{padding:120px 0;scroll-margin-top:100px}#op-main .op-info .ip-surface{background:var(--ip-surface)}
#op-main .op-info .ip-section-title{margin-bottom:56px}#op-main .op-info .ip-accent{display:block;background:#BA7517;width:40px;height:2px;margin-bottom:24px}#op-main .op-info .ip-section-title>p{margin-top:20px;color:var(--ip-muted);font-size:17px}
#op-main .op-info .ip-company-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:80px}#op-main .op-info .ip-company-layout .ip-section-title{margin-bottom:0}#op-main .op-info .ip-company-data{border-top:1px solid #BECBD9}
#op-main .op-info .ip-company-data>div{display:grid;grid-template-columns:150px minmax(0,1fr);gap:32px;padding:24px 0;border-bottom:1px solid var(--ip-line)}#op-main .op-info .ip-company-data dt{font-weight:700;color:var(--ip-navy)}#op-main .op-info .ip-company-data dd{overflow-wrap:anywhere}#op-main .op-info .ip-company-data a{display:inline-block;min-height:34px}
#op-main .op-info .ip-representative{display:grid;grid-template-columns:340px minmax(0,1fr);gap:88px;align-items:start}#op-main .op-info .ip-nameplate{background:var(--ip-deep);color:#DCE6F2;padding:40px 32px}#op-main .op-info .ip-nameplate h3{color:white;font-size:42px;margin:20px 0 8px;white-space:nowrap}#op-main .op-info .ip-nameplate p{font-size:16px;line-height:1.9}#op-main .op-info .ip-nameplate>span{font-size:15px}#op-main .op-info .ip-nameplate-rule{width:40px;height:1px;background:#9ECBF2;margin:32px 0}
#op-main .op-info .ip-message h3{font-size:30px;margin-bottom:28px}#op-main .op-info .ip-message p+p{margin-top:24px}#op-main .op-info .ip-message p{line-height:2;max-width:720px}
#op-main .op-info .ip-naming{background:var(--ip-deep);color:#DCE6F2}#op-main .op-info .ip-naming :is(h2,h3){color:white}#op-main .op-info .ip-naming .ip-section-title>p{color:#DCE6F2}#op-main .op-info .ip-values{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:48px}#op-main .op-info .ip-values>div{border-top:1px solid #55738F;padding-top:28px}#op-main .op-info .ip-values .ip-icon{color:#9ECBF2;width:36px;height:36px;margin-bottom:20px}#op-main .op-info .ip-value-en{font-size:18px;color:#9ECBF2;margin-bottom:8px}#op-main .op-info .ip-values h3{font-size:28px;margin-bottom:20px}#op-main .op-info .ip-values p:not(.ip-value-en){font-size:17px;line-height:1.9}
#op-main .op-info .ip-service-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px}#op-main .op-info .ip-service-links>a{display:block;color:var(--ip-navy);text-decoration:none}#op-main .op-info .ip-service-links img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block;border-radius:4px}#op-main .op-info .ip-service-links>a>div{padding:24px 0;border-bottom:1px solid var(--ip-line)}#op-main .op-info .ip-service-links h3{font-size:24px;margin-bottom:12px}#op-main .op-info .ip-service-links p{font-size:16px;color:var(--ip-muted)}#op-main .op-info .ip-service-links span{display:inline-block;margin-top:20px;font-size:15px;font-weight:700;text-decoration:underline;text-underline-offset:5px}
#op-main .op-info .ip-article-hero{grid-template-columns:minmax(0,1fr) minmax(300px,.75fr)}
#op-main .op-info .ip-article-tools{padding:32px 0;background:var(--ip-surface)}
#op-main .op-info .ip-topics{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}#op-main .op-info .ip-topics a{display:inline-flex;align-items:center;gap:16px;min-height:46px;padding:8px 18px;border:1px solid var(--ip-line);border-radius:4px;background:white;font-size:15px;text-decoration:none}#op-main .op-info .ip-topics a[aria-current=true]{background:var(--ip-navy);color:white;border-color:var(--ip-navy)}#op-main .op-info .ip-topics a span{font-size:14px;opacity:.85}
#op-main .op-info .ip-post-section{padding-top:56px;padding-bottom:112px}#op-main .op-info .ip-results-head{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-bottom:28px;border-bottom:1px solid var(--ip-line);margin-bottom:40px}#op-main .op-info .ip-results-head h2{font:700 21px/1.7 "Zen Kaku Gothic New",sans-serif}#op-main .op-info .ip-results-head p{font-size:15px;color:var(--ip-muted)}
#op-main .op-info .ip-posts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:48px 32px}#op-main .op-info .ip-post{min-width:0;border-bottom:1px solid var(--ip-line);padding-bottom:28px}#op-main .op-info .ip-post-link{display:block;text-decoration:none;height:100%}#op-main .op-info .ip-post-link:hover{text-decoration:none}#op-main .op-info .ip-post-link:hover h3{text-decoration:underline;text-underline-offset:5px}#op-main .op-info .ip-post-picture{display:block;background:var(--ip-surface);aspect-ratio:1.91;overflow:hidden;border-radius:4px}#op-main .op-info .ip-post-picture img{width:100%;height:100%;object-fit:contain;display:block}#op-main .op-info .ip-no-image{display:flex;align-items:center;justify-content:center;gap:16px;color:var(--ip-navy);height:100%;font-size:20px}#op-main .op-info .ip-no-image .ip-icon{width:44px;height:44px}
#op-main .op-info .ip-post-meta{display:flex;gap:18px;align-items:center;flex-wrap:wrap;font-size:14px;color:var(--ip-muted);margin:20px 0 12px}#op-main .op-info .ip-post-category{color:var(--ip-blue-text);font-weight:700}#op-main .op-info .ip-post h3{font-size:23px;line-height:1.65;word-break:normal;overflow-wrap:anywhere}#op-main .op-info .ip-post-excerpt{font-size:16px;line-height:1.85;color:var(--ip-muted);margin-top:16px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
#op-main .op-info .ip-post.ip-featured{grid-column:1/-1;padding-bottom:40px}#op-main .op-info .ip-featured .ip-post-link{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}#op-main .op-info .ip-featured .ip-post-meta{margin-top:0}#op-main .op-info .ip-featured h3{font-size:32px;line-height:1.6}#op-main .op-info .ip-featured .ip-post-excerpt{font-size:17px;margin-top:24px;-webkit-line-clamp:3}
#op-main .op-info .ip-pagination{display:flex;justify-content:center;gap:10px;margin-top:64px;flex-wrap:wrap}#op-main .op-info .ip-pagination .page-numbers{display:grid;place-items:center;min-width:46px;min-height:46px;padding:8px 14px;border:1px solid var(--ip-line);border-radius:4px;font-size:16px;text-decoration:none}#op-main .op-info .ip-pagination .current{background:var(--ip-navy);border-color:var(--ip-navy);color:white}
#op-main .op-info .ip-empty{padding:56px 24px;background:var(--ip-surface);max-width:900px;margin:0 auto;text-align:left}#op-main .op-info .ip-empty h3{font-size:26px;margin-bottom:20px}#op-main .op-info .ip-empty p{margin-bottom:28px}
body.opteed-approved .desktop-nav>a[aria-current=page],body.opteed-approved #mobile-nav>a[aria-current=page]{text-decoration:underline;text-underline-offset:8px;font-weight:700}
@media(max-width:1199px){#op-main .op-info .ip-hero{gap:40px;grid-template-columns:minmax(0,1fr) 320px}#op-main .op-info .ip-faq-layout{grid-template-columns:200px minmax(0,1fr);gap:40px}#op-main .op-info .ip-company-layout{grid-template-columns:220px minmax(0,1fr);gap:48px}#op-main .op-info .ip-representative{grid-template-columns:280px minmax(0,1fr);gap:48px}#op-main .op-info .ip-nameplate{padding:32px 24px}#op-main .op-info .ip-nameplate h3{font-size:36px}#op-main .op-info .ip-posts{grid-template-columns:repeat(2,minmax(0,1fr))}#op-main .op-info .ip-featured .ip-post-link{gap:32px}#op-main .op-info .ip-featured h3{font-size:28px}}
@media(max-width:900px){#op-main .op-info .ip-hero{grid-template-columns:1fr;gap:32px;padding-top:40px;padding-bottom:48px}#op-main .op-info .ip-faq-layout{grid-template-columns:1fr;gap:48px;padding-top:32px;padding-bottom:88px}#op-main .op-info .ip-company-layout{grid-template-columns:1fr;gap:40px}#op-main .op-info .ip-section{padding:88px 0}#op-main .op-info .ip-representative{grid-template-columns:1fr;gap:40px}#op-main .op-info .ip-nameplate{max-width:480px}#op-main .op-info .ip-values{gap:28px}#op-main .op-info .ip-service-links{gap:20px}#op-main .op-info .ip-service-links h3{font-size:22px}#op-main .op-info .ip-cta-inner{grid-template-columns:1fr;gap:32px}#op-main .op-info .ip-cta-action{max-width:440px}#op-main .op-info .ip-anchor{margin-bottom:48px}#op-main .op-info .ip-about-photo{max-width:720px}#op-main .op-info .ip-about-photo img{aspect-ratio:2/1}#op-main .op-info .ip-featured h3{font-size:26px}}
@media(max-width:600px){#op-main .op-info{font-size:16px}#op-main .op-info h1{font-size:36px}#op-main .op-info h2{font-size:28px}#op-main .op-info h3{font-size:23px}#op-main .op-info .ip-breadcrumb{padding-top:18px;gap:10px}#op-main .op-info .ip-hero{padding-top:32px;padding-bottom:40px}#op-main .op-info .ip-lead{font-size:21px;margin-top:20px}#op-main .op-info .ip-hero-description{font-size:16px;margin-top:20px}
#op-main .op-info .ip-faq-layout{gap:36px}#op-main .op-info .ip-group-head{gap:12px;margin-bottom:20px}#op-main .op-info .ip-group-head h2{font-size:26px}#op-main .op-info .ip-group-head>.ip-icon{width:26px;height:26px}#op-main .op-info .ip-faq-group+.ip-faq-group{margin-top:64px}#op-main .op-info .ip-faq summary{padding:20px 0;grid-template-columns:28px minmax(0,1fr) 20px;gap:12px;font-size:17px}#op-main .op-info .ip-q{width:28px;height:28px;font-size:15px}#op-main .op-info .ip-faq summary::after{font-size:20px;line-height:28px}#op-main .op-info .ip-answer{grid-template-columns:28px minmax(0,1fr);gap:12px;padding:0 0 24px}#op-main .op-info .ip-answer p{font-size:16px}
#op-main .op-info .ip-section-title{margin-bottom:40px}#op-main .op-info .ip-section-title>p{font-size:16px}#op-main .op-info .ip-anchor{grid-template-columns:1fr;margin-bottom:40px}#op-main .op-info .ip-anchor a{min-height:54px;padding:12px 8px}#op-main .op-info .ip-anchor a+a{border-left:0;border-top:1px solid var(--ip-line)}#op-main .op-info .ip-about-photo img{aspect-ratio:3/2}#op-main .op-info .ip-company-data>div{grid-template-columns:1fr;gap:8px;padding:20px 0}#op-main .op-info .ip-company-data dt{font-size:15px}#op-main .op-info .ip-company-data dd{font-size:16px}#op-main .op-info .ip-company-data a{min-height:36px}#op-main .op-info .ip-nameplate{padding:32px}#op-main .op-info .ip-nameplate h3{font-size:38px}#op-main .op-info .ip-message h3{font-size:25px;margin-bottom:24px}#op-main .op-info .ip-message p{font-size:16px}#op-main .op-info .ip-values{grid-template-columns:1fr;gap:36px}#op-main .op-info .ip-values>div{padding-top:24px}#op-main .op-info .ip-values .ip-icon{margin-bottom:16px}#op-main .op-info .ip-values h3{font-size:26px;margin-bottom:16px}#op-main .op-info .ip-service-links{grid-template-columns:1fr;gap:36px}#op-main .op-info .ip-service-links h3{font-size:24px}#op-main .op-info .ip-service-links>a>div{padding:20px 0}#op-main .op-info .ip-cta{padding:48px 0}#op-main .op-info .ip-cta h2{font-size:27px}#op-main .op-info .ip-cta-inner>div>p{font-size:16px}#op-main .op-info .ip-cta-action>p{font-size:14px!important}#op-main .op-info .ip-button{padding:14px 20px;gap:20px;font-size:16px}
#op-main .op-info .ip-article-tools{padding:28px 0}#op-main .op-info .ip-topics{gap:8px;margin-top:24px}#op-main .op-info .ip-topics a{padding:8px 12px;font-size:14px;gap:12px}#op-main .op-info .ip-post-section{padding-top:36px;padding-bottom:88px}#op-main .op-info .ip-results-head{display:block;padding-bottom:20px;margin-bottom:28px}#op-main .op-info .ip-results-head h2{font-size:20px}#op-main .op-info .ip-results-head p{margin-top:10px;font-size:14px}#op-main .op-info .ip-posts{grid-template-columns:1fr;gap:36px}#op-main .op-info .ip-post.ip-featured{padding-bottom:28px}#op-main .op-info .ip-featured .ip-post-link{display:block}#op-main .op-info .ip-featured .ip-post-meta{margin-top:20px}#op-main .op-info .ip-featured h3,#op-main .op-info .ip-post h3{font-size:24px;line-height:1.65}#op-main .op-info .ip-featured .ip-post-excerpt{font-size:16px;margin-top:16px}#op-main .op-info .ip-pagination{margin-top:48px}#op-main .op-info .ip-empty{padding:32px 20px}#op-main .op-info .ip-empty h3{font-size:23px}}
@media(prefers-reduced-motion:reduce){#op-main .op-info *{scroll-behavior:auto!important;transition:none!important}}

/* Simplified FAQ and article classification, 2026-10-16. */
#op-main .ip-faq-page .ip-hero,#op-main .ip-articles .ip-hero{display:block;padding-bottom:48px}
#op-main .ip-faq-page .ip-hero,#op-main .ip-faq-page .ip-breadcrumb,#op-main .ip-faq-page .ip-faq-layout{width:min(960px,calc(100% - clamp(40px,10vw,240px)))}
#op-main .op-info .ip-faq-layout{display:block;padding-top:48px}
#op-main .op-info .ip-filter-label{font-size:15px;font-weight:700;color:var(--ip-navy);margin-bottom:12px}
#op-main .op-info .ip-topics{margin-top:0}
#op-main .op-info .ip-tag-filter{display:flex;align-items:end;flex-wrap:wrap;gap:12px;margin-top:28px}
#op-main .op-info .ip-tag-field{width:320px;max-width:100%;min-width:0}
#op-main .op-info .ip-tag-field label{display:block;font-size:15px;font-weight:700;color:var(--ip-navy);margin-bottom:8px}
#op-main .op-info .ip-tag-field select{display:block;width:100%;min-height:52px;padding:10px 40px 10px 14px;border:1px solid #6C8298;border-radius:4px;background:white;color:var(--ip-ink);font:500 16px/1.8 "Zen Kaku Gothic New",sans-serif}
#op-main .op-info .ip-tag-filter button{min-height:52px;cursor:pointer;padding:12px 24px}
#op-main .op-info .ip-filter-reset{display:inline-flex;align-items:center;min-height:52px;font-size:15px}
#op-main .op-info .ip-post-link{height:auto}
#op-main .op-info .ip-post-tags{display:flex;gap:8px 16px;flex-wrap:wrap;margin-top:20px}
#op-main .op-info .ip-post-tags a{display:inline-flex;align-items:center;min-height:32px;font-size:14px;color:var(--ip-blue-text);text-decoration:underline;text-underline-offset:4px}
#op-main .op-info select:focus-visible{outline:3px solid var(--ip-blue);outline-offset:5px}
@media(max-width:600px){#op-main .ip-faq-page .ip-hero,#op-main .ip-articles .ip-hero{padding-bottom:36px}#op-main .op-info .ip-faq-layout{padding-top:32px}#op-main .op-info .ip-tag-field{flex:1;width:auto;min-width:180px}#op-main .op-info .ip-tag-filter{gap:10px;margin-top:24px}#op-main .op-info .ip-tag-filter button{padding:12px 16px;flex-shrink:0}#op-main .op-info .ip-filter-reset{min-height:36px}}