#rk-site{--ink:#102c38;--navy:#102c38;--deep:#0b232e;--red:#d6493b;--paper:#f3f4f0;--sand:#ebece6;--muted:#5d6b71;--line:#d8dedc;--white:#fff;--font:Arial,Helvetica,sans-serif}
#rk-site *{box-sizing:border-box}
html:has(#rk-site){scroll-behavior:smooth;scroll-padding-top:98px}
#rk-site{margin:0;color:var(--ink);background:#fff;font-family:var(--font);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
#rk-site button,#rk-site input,#rk-site select,#rk-site textarea{font:inherit}
#rk-site button,#rk-site a{-webkit-tap-highlight-color:transparent}
#rk-site button{color:inherit;cursor:pointer}
#rk-site a{color:inherit;text-decoration:none}
#rk-site img{max-width:100%;display:block}
#rk-site button{border:0;background:none}
#rk-site h1,#rk-site h2,#rk-site h3,#rk-site p{margin:0}
#rk-site h1,#rk-site h2,#rk-site h3{font-weight:500;line-height:1.08;letter-spacing:-.05em}
#rk-site h2{font-size:clamp(34px,3.35vw,54px)}
#rk-site h3{font-size:25px;letter-spacing:-.03em}
#rk-site p{line-height:1.65}
#rk-site .wrap{width:min(1320px,calc(100% - 112px));margin-inline:auto}
#rk-site .section{padding-block:108px}
#rk-site ::selection{background:#d6493b;color:#fff}
#rk-site :focus-visible{outline:3px solid var(--red);outline-offset:6px}
#rk-site .skip-link{position:fixed;top:-100px;left:20px;z-index:100;padding:10px 20px;background:#fff;color:var(--ink)}
#rk-site .skip-link:focus{top:10px}
#rk-site .header{height:90px;padding-inline:40px;display:flex;align-items:center;justify-content:space-between;gap:22px;background:#fff;position:sticky;top:0;z-index:50;border-bottom:1px solid #e9ecea}
#rk-site .brand{display:flex;align-items:center;flex-shrink:0;line-height:1}
#rk-site .brand svg{width:auto;height:30px;display:block;overflow:visible}
#rk-site .brand .brand-word,#rk-site .brand .brand-tagline{fill:currentColor}
#rk-site .brand .brand-mark{fill:var(--red)}
#rk-site .brand-japanese{display:none}
html:lang(ja) #rk-site .brand-international{display:none}
html:lang(ja) #rk-site .brand-japanese{display:inline}
#rk-site .desktop-nav{display:flex;align-items:center;gap:26px;margin-left:auto}
#rk-site .desktop-nav a{font-size:13px;font-weight:600;position:relative;padding:10px 0;white-space:nowrap}
#rk-site .desktop-nav a:after{content:'';position:absolute;bottom:0;left:0;right:100%;height:2px;background:var(--red);transition:right .2s}
#rk-site .desktop-nav a:hover:after,#rk-site .desktop-nav a.active:after{right:0}
#rk-site .header-tools{display:flex;align-items:center;gap:24px;margin-left:18px}
#rk-site .language{display:flex;align-items:center;font-size:11px;gap:5px}
#rk-site .language button{padding:5px 2px;color:#586970;font-size:11px}
#rk-site .language button.selected{font-weight:bold;color:var(--ink)}
#rk-site .language span{color:#b4bcbc}
#rk-site .contact-link{display:flex;align-items:center;gap:17px;font-size:12px;font-weight:600}
#rk-site .contact-link>span:last-child{font-size:22px}
#rk-site .menu-button{display:none;width:36px;height:36px;padding:7px}
#rk-site .menu-button i{display:block;height:2px;background:var(--ink);margin:6px 0;transition:transform .2s}
#rk-site .menu-button[aria-expanded=true] i:first-child{transform:translateY(4px) rotate(45deg)}
#rk-site .menu-button[aria-expanded=true] i:last-child{transform:translateY(-4px) rotate(-45deg)}
#rk-site .mobile-nav{position:fixed;top:90px;left:0;width:100%;background:#fff;padding:20px 30px 32px;z-index:49;border-bottom:1px solid var(--line)}
#rk-site .mobile-nav a{display:block;padding:13px 0;font-size:21px;letter-spacing:-.02em;border-bottom:1px solid var(--line)}
#rk-site .hero{position:relative;min-height:660px;height:calc(100svh - 90px);max-height:980px;background:var(--deep);isolation:isolate;color:#fff;overflow:hidden;display:flex;align-items:center}
#rk-site .hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;z-index:-3}
#rk-site .hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,26,38,.68),rgba(7,26,36,.18) 68%),linear-gradient(0deg,rgba(5,23,32,.55),transparent 40%);z-index:-2}
#rk-site .hero-content{padding-block:45px 110px}
#rk-site .eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:10px;font-weight:600;display:flex;align-items:center;gap:11px;color:#52666d;margin-bottom:27px}
#rk-site .eyebrow.light{color:#d6e0e3}
#rk-site .red-square{width:7px;height:7px;display:inline-block;background:var(--red);flex-shrink:0}
#rk-site .hero h1{font-size:clamp(52px,5.75vw,88px);font-weight:500;max-width:1080px;letter-spacing:-.052em;line-height:1.035}
#rk-site .hero-content p{max-width:465px;font-size:17px;line-height:1.65;color:#e6ecee;margin-top:29px}
#rk-site .button{display:inline-flex;align-items:center;justify-content:space-between;gap:40px;padding:17px 22px;font-size:12px;font-weight:600;line-height:1.4;transition:background .2s,color .2s,transform .2s}
#rk-site .button>span:last-child{font-size:21px;line-height:1}
#rk-site .button-white{background:#fff;color:var(--ink)}
#rk-site .button-white:hover{background:var(--red);color:#fff;transform:translateY(-2px)}
#rk-site .hero .button{margin-top:37px}
#rk-site .hero-bottom{position:absolute;bottom:26px;left:0;right:0;display:flex;align-items:center;justify-content:space-between;font-size:9px;letter-spacing:.17em;font-weight:600;color:#e5edef}
#rk-site .hero-bottom>a{display:flex;align-items:center;gap:18px}
#rk-site .down-arrow{border:1px solid #afbabd77;border-radius:50%;height:40px;width:40px;display:grid;place-items:center;font-size:18px}
#rk-site .section-label{display:flex;align-items:center;gap:20px;font-size:11px;text-transform:uppercase;letter-spacing:.12em;margin-bottom:52px;font-weight:600}
#rk-site .section-label>span:first-child{color:var(--red);font-size:11px}
#rk-site .section-label.light{color:#d6e0e3}
#rk-site .section-label.light>span:first-child{color:#f27e70}
#rk-site .intro-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:95px}
#rk-site .intro-copy .lead{font-size:21px;line-height:1.45;letter-spacing:-.02em;margin-bottom:22px}
#rk-site .intro-copy>p:not(.lead){color:var(--muted);font-size:14px}
#rk-site .text-link{display:inline-flex;align-items:center;gap:30px;font-size:12px;line-height:1.5;font-weight:600;border-bottom:1px solid #9aa8ac;padding-bottom:9px;transition:color .2s,border .2s}
#rk-site .text-link span:last-child{font-size:22px}
#rk-site .text-link:hover{color:var(--red);border-color:var(--red)}
#rk-site .intro-copy .text-link{margin-top:24px}
#rk-site .fact-strip{margin-top:75px;padding-top:36px;border-top:1px solid var(--line);display:grid;grid-template-columns:1.1fr .8fr 1.1fr;gap:40px}
#rk-site .fact-strip>div+div{padding-left:38px;border-left:1px solid var(--line)}
#rk-site .fact-value{font-size:39px;letter-spacing:-.055em;font-weight:500;line-height:1.2}
#rk-site .fact-line{font-weight:300;color:#8ba2aa;padding:0 6px}
#rk-site .fact-strip p{font-size:11px;margin-top:12px;line-height:1.5;color:var(--muted)}
#rk-site .ecosystems{background:var(--paper)}
#rk-site .section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:80px;margin-bottom:54px}
#rk-site .section-heading h2{max-width:780px}
#rk-site .section-heading>p{max-width:320px;font-size:13px;color:var(--muted);flex-shrink:0}
#rk-site .eco-layout{display:grid;grid-template-columns:1fr 1.05fr;gap:68px}
#rk-site .eco-photo{position:relative;min-height:540px;overflow:hidden;background:var(--navy)}
#rk-site .eco-photo:after{content:'';position:absolute;inset:25% 0 0;background:linear-gradient(0deg,rgba(10,32,44,.95),transparent)}
#rk-site .eco-photo img{height:100%;width:100%;object-fit:cover;position:absolute;inset:0;transition:transform 1s}
#rk-site .eco-photo:hover img{transform:scale(1.025)}
#rk-site .eco-photo>div{position:absolute;z-index:1;bottom:34px;left:35px;right:30px;color:#fff}
#rk-site .eco-photo>div>span{font-size:9px;letter-spacing:.14em;font-weight:bold}
#rk-site .eco-photo p{font-size:38px;line-height:1.12;letter-spacing:-.04em;margin-top:17px}
#rk-site .eco-list{display:flex;flex-direction:column;justify-content:center}
#rk-site .eco-row{width:100%;display:grid;grid-template-columns:29px 1fr 32px;gap:17px;align-items:center;text-align:left;padding:25px 0;border-bottom:1px solid #cfd8d4;transition:padding .25s,color .25s}
#rk-site .eco-row:first-child{border-top:1px solid #cfd8d4}
#rk-site .eco-row:hover{padding-left:10px;color:var(--red)}
#rk-site .eco-number{font-size:10px;align-self:start;padding-top:4px;color:#60777f}
#rk-site .eco-row strong{display:block;font-size:20px;line-height:1.2;letter-spacing:-.03em;font-weight:500}
#rk-site .eco-row small{display:block;font-size:11px;line-height:1.5;color:var(--muted);margin-top:9px}
#rk-site .circle-arrow{display:grid;place-items:center;border:1px solid #a6b7bb;border-radius:50%;height:32px;width:32px;font-size:18px}
#rk-site .eco-row:hover .circle-arrow{background:var(--red);border-color:var(--red);color:#fff}
#rk-site .way{background:var(--navy);color:#fff}
#rk-site .way-heading{display:grid;grid-template-columns:1.15fr 1fr;gap:95px;margin-bottom:65px}
#rk-site .way-heading .eyebrow{font-size:10px;color:#a9bdc5;margin-bottom:22px}
#rk-site .way-heading>p{max-width:360px;color:#b9c9ce;font-size:15px;align-self:end}
#rk-site .principles{margin-left:calc(53.5% + 3px);margin-top:-5px}
#rk-site .principles details{border-top:1px solid #36505b}
#rk-site .principles details:last-child{border-bottom:1px solid #36505b}
#rk-site .principles summary{display:flex;align-items:center;gap:20px;padding:23px 0;cursor:pointer;list-style:none}
#rk-site .principles summary::-webkit-details-marker{display:none}
#rk-site .principles summary>span{font-size:10px;color:#9ab0b8}
#rk-site .principles summary h3{font-size:20px;font-weight:400;letter-spacing:-.02em;flex:1}
#rk-site .principles summary i{font-size:25px;font-weight:300;font-style:normal;color:#b8cbd2;transition:transform .2s}
#rk-site .principles details[open] summary i{transform:rotate(45deg)}
#rk-site .principles details p{font-size:13px;color:#c1d0d5;padding:0 30px 24px 34px;line-height:1.75}
#rk-site .way .wrap{position:relative}
#rk-site .way .wrap:after{content:'改善';font-size:148px;letter-spacing:.1em;font-weight:300;color:#b7cdd40c;position:absolute;bottom:20px;left:0;pointer-events:none;font-family:serif}
#rk-site .philosophy{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:center}
#rk-site .philosophy-image{height:610px;position:relative;overflow:hidden}
#rk-site .philosophy-image img{width:100%;height:100%;object-fit:cover;object-position:46% center}
#rk-site .image-caption{position:absolute;left:0;right:0;bottom:0;padding:25px 30px 20px;background:linear-gradient(transparent,rgba(4,22,29,.7));color:#fff;font-size:8px;letter-spacing:.13em}
#rk-site .philosophy-copy .eyebrow{margin-bottom:25px}
#rk-site .japanese{display:block;color:#afb6ad;font-family:serif;font-size:22px;letter-spacing:.25em;margin-bottom:14px}
#rk-site .philosophy-copy h2{font-size:clamp(31px,3vw,47px)}
#rk-site .philosophy-copy>p{font-size:14px;color:var(--muted);margin-top:26px}
#rk-site .purpose-tabs{display:flex;gap:30px;border-bottom:1px solid var(--line);margin-top:34px}
#rk-site .purpose-tabs button{padding:10px 0 14px;font-size:12px;font-weight:600;border-bottom:2px solid transparent;margin-bottom:-1px;color:var(--muted)}
#rk-site .purpose-tabs button[aria-selected=true]{color:var(--ink);border-bottom-color:var(--red)}
#rk-site .philosophy-copy .purpose-panel{min-height:110px;font-size:15px;line-height:1.6;color:var(--ink);margin-top:20px}
#rk-site .development{background:#f3f1ed}
#rk-site .development-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:45px;margin-top:68px}
#rk-site .development-grid article{border-top:1px solid #bdc7c5;padding-top:24px}
#rk-site .development-grid article>span{font-size:11px;color:var(--red);letter-spacing:.08em}
#rk-site .development-grid h3{font-size:28px;margin:30px 0 19px;letter-spacing:-.04em;max-width:260px}
#rk-site .development-grid p{font-size:13px;color:var(--muted);max-width:330px}
#rk-site .development-foot{display:flex;justify-content:space-between;align-items:center;gap:25px;margin-top:62px;border-top:1px solid #d7dbd5;padding-top:28px}
#rk-site .development-foot>span{font-size:9px;letter-spacing:.12em;max-width:500px;color:var(--muted)}
#rk-site .presence-grid{display:grid;grid-template-columns:1.1fr 1fr;align-items:center;gap:90px}
#rk-site .presence-grid>div>p{margin-top:25px;max-width:470px;font-size:14px;color:var(--muted)}
#rk-site .market-tabs{display:flex;gap:15px;margin-top:30px}
#rk-site .market-tabs button{display:flex;align-items:center;gap:10px;padding:12px 17px;border:1px solid var(--line);font-size:11px;color:var(--muted)}
#rk-site .market-tabs button[aria-selected=true]{border-color:var(--navy);background:var(--navy);color:#fff}
#rk-site .market-dot{width:5px;height:5px;border-radius:50%;background:var(--red)}
#rk-site .market-panel{font-size:13px;max-width:430px;min-height:110px;margin-top:24px;color:var(--muted)}
#rk-site .market-panel strong{display:block;color:var(--ink);font-size:14px;margin-bottom:7px}
#rk-site .network-visual{position:relative;aspect-ratio:1.07;min-width:0;isolation:isolate;background:radial-gradient(ellipse at center,#f1f4f2,transparent 68%)}
#rk-site .orbit{position:absolute;border:1px solid #cad5d2;border-radius:50%;top:50%;left:50%;transform:translate(-50%,-50%) rotate(-28deg)}
#rk-site .orbit-one{width:82%;height:34%}
#rk-site .orbit-two{width:82%;height:50%;transform:translate(-50%,-50%) rotate(38deg)}
#rk-site .orbit-three{width:69%;height:76%;transform:translate(-50%,-50%) rotate(10deg)}
#rk-site .network-center{background:var(--navy);color:#fff;width:85px;height:85px;display:grid;place-items:center;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:29px;letter-spacing:-.06em;box-shadow:0 10px 50px #102c3814}
#rk-site .network-node{width:44px;height:44px;display:grid;place-items:center;position:absolute;background:var(--red);color:#fff;font-size:11px;letter-spacing:.06em;border-radius:50%;box-shadow:0 0 0 8px #fff}
#rk-site .node-mx{left:20%;top:58%}
#rk-site .node-us{right:17%;top:27%}
#rk-site .network-word{position:absolute;font-size:7px;letter-spacing:.14em;color:#728b94;background:#fff;padding:5px}
#rk-site .word-one{top:13%;left:25%}
#rk-site .word-two{bottom:14%;right:18%}
#rk-site .word-three{top:47%;right:2%}
#rk-site .network-caption{position:absolute;bottom:0;left:0;right:0;text-align:center;font-size:8px;letter-spacing:.2em;color:#70848b}
#rk-site .contact{background:var(--red);color:#fff;padding-block:77px 72px}
#rk-site .contact .eyebrow{margin-bottom:30px;color:#ffded8}
#rk-site .contact h2{font-size:clamp(36px,4.8vw,73px);max-width:1100px}
#rk-site .contact-bottom{margin-top:42px;display:flex;justify-content:space-between;align-items:end;gap:45px}
#rk-site .contact-bottom p{font-size:14px;max-width:360px;color:#fff0ed}
#rk-site .contact-bottom .button-white:hover{background:var(--ink)}
#rk-site .footer{background:var(--deep);color:#fff;padding-top:55px}
#rk-site .footer-top{display:flex;justify-content:space-between;align-items:start;padding-bottom:47px;gap:40px}
#rk-site .footer-brand .brand-mark{fill:#e36455}
#rk-site .footer-brand .brand-tagline{fill:#b4c7cf}
#rk-site .footer-top p{color:#a9bec8;font-size:13px;margin-left:auto}
#rk-site .back-top{display:flex;gap:20px;font-size:10px;color:#c4d3d9;margin-left:90px}
#rk-site .footer-bottom{border-top:1px solid #2b414b;display:flex;align-items:center;gap:24px;flex-wrap:wrap;padding:23px 0;font-size:9px;color:#b8c8d0}
#rk-site .footer-bottom>div{display:flex;gap:20px}
#rk-site .footer-button{padding:0;font-size:9px;color:#b8c8d0}
#rk-site .footer-button:hover{text-decoration:underline}
#rk-site .concept-note{margin-left:auto;font-size:8px;color:#9bb0ba}
#rk-site .detail-dialog{border:0;background:#f9faf7;color:var(--ink);width:min(660px,calc(100% - 34px));max-height:calc(100svh - 70px);padding:65px 56px 45px;box-shadow:0 30px 100px #00151d55;overflow:auto}
#rk-site .detail-dialog::backdrop{background:#061e2cbb;backdrop-filter:blur(5px)}
#rk-site .dialog-close{position:absolute;right:20px;top:12px;font-size:34px;line-height:1;padding:8px;font-weight:300}
#rk-site .dialog-label{font-size:10px;color:var(--red);letter-spacing:.16em;text-transform:uppercase;margin-bottom:19px}
#rk-site .detail-dialog h2{font-size:38px;line-height:1.12;padding-right:10px}
#rk-site .detail-dialog p{font-size:14px;color:var(--muted);margin-top:22px}
#rk-site .detail-dialog ul{padding:10px 0 10px 18px;font-size:14px;line-height:1.9}
#rk-site .detail-dialog .dialog-cta{display:inline-flex;background:var(--navy);color:#fff;font-size:12px;margin-top:15px;padding:14px 20px;gap:35px}
#rk-site .contact-form{display:grid;gap:17px;margin-top:25px}
#rk-site .contact-form label{display:block;font-size:11px;font-weight:bold;margin-bottom:6px}
#rk-site .contact-form input,#rk-site .contact-form select,#rk-site .contact-form textarea{width:100%;background:#fff;border:1px solid #bccacb;border-radius:0;padding:11px 12px;color:var(--ink);font-size:13px}
#rk-site .contact-form textarea{resize:vertical;min-height:95px}
#rk-site .contact-form .form-row{display:grid;grid-template-columns:1fr 1fr;gap:15px}
#rk-site .contact-form .button{background:var(--navy);color:#fff;justify-self:start}
#rk-site .detail-dialog .form-note{font-size:10px;margin-top:0}
#rk-site .detail-dialog .contact-email{display:inline-block;color:var(--ink);font-weight:bold;font-size:13px;margin-top:12px}
#rk-site .form-success{padding:15px;background:#e7eee5;color:#214b3d;font-size:13px;border-left:3px solid #487b57}
@media(min-width:1600px){#rk-site .hero-content p{font-size:20px}
#rk-site .hero h1{font-size:96px}
#rk-site .desktop-nav{gap:35px}
#rk-site .header{padding-inline:64px}}
@media(max-width:1180px){#rk-site .wrap{width:calc(100% - 80px)}
#rk-site .header{padding-inline:28px;gap:10px}
#rk-site .desktop-nav{gap:18px}
#rk-site .desktop-nav a{font-size:11px}
#rk-site .brand svg{height:26px}
#rk-site .header-tools{gap:18px;margin-left:12px}
#rk-site .contact-link{display:none}
#rk-site .intro-grid,#rk-site .way-heading{gap:55px}
#rk-site .eco-layout{gap:40px}
#rk-site .eco-row{gap:9px}
#rk-site .eco-row strong{font-size:18px}
#rk-site .section-heading{gap:45px}
#rk-site .section-heading>p{max-width:270px}
#rk-site .philosophy{gap:55px}
#rk-site .presence-grid{gap:45px}
#rk-site .back-top{margin-left:30px}}
@media(max-width:900px){#rk-site .desktop-nav{display:none}
#rk-site .header{height:76px}
#rk-site .header-tools{margin-left:auto;gap:22px}
#rk-site .menu-button{display:block}
#rk-site .contact-link{display:flex}
#rk-site .mobile-nav{top:76px}
html:has(#rk-site){scroll-padding-top:91px}
#rk-site .hero{height:calc(90svh - 76px);min-height:600px}
#rk-site .hero h1{font-size:64px;max-width:730px}
#rk-site .hero-content p{font-size:16px;max-width:420px}
#rk-site .section{padding-block:80px}
#rk-site .intro-grid{gap:35px;grid-template-columns:1fr 1fr}
#rk-site .intro-copy .lead{font-size:18px}
#rk-site .section-heading{display:block}
#rk-site .section-heading>p{margin-top:25px;max-width:520px}
#rk-site .eco-layout{grid-template-columns:.85fr 1fr;gap:30px}
#rk-site .eco-photo{min-height:560px}
#rk-site .eco-photo p{font-size:30px}
#rk-site .eco-photo>div{left:24px;bottom:25px}
#rk-site .eco-photo>div>span{font-size:8px}
#rk-site .eco-row strong{font-size:17px}
#rk-site .eco-row{grid-template-columns:20px 1fr 28px;padding-block:23px;gap:8px}
#rk-site .circle-arrow{width:28px;height:28px;font-size:17px}
#rk-site .eco-row small{font-size:10px}
#rk-site .way-heading{gap:35px}
#rk-site .principles{margin-left:45%}
#rk-site .way .wrap:after{font-size:110px}
#rk-site .philosophy{gap:35px}
#rk-site .philosophy-image{height:570px}
#rk-site .philosophy-copy h2{font-size:32px}
#rk-site .development-grid{gap:30px}
#rk-site .development-grid h3{font-size:24px}
#rk-site .presence-grid{gap:25px}
#rk-site .market-tabs button{padding:10px 13px}
#rk-site .network-word{font-size:6px}
#rk-site .network-center{width:70px;height:70px;font-size:26px}
#rk-site .footer-top{gap:25px}
#rk-site .footer-top p{font-size:12px}
#rk-site .concept-note{margin-left:0}
#rk-site .footer-bottom{gap:12px 25px}
#rk-site .contact{padding-block:65px}}
@media(max-width:640px){#rk-site .wrap{width:calc(100% - 40px)}
#rk-site .header{padding-inline:20px;height:72px}
#rk-site .brand svg{height:24px}
#rk-site .header-tools{gap:16px}
#rk-site .contact-link{display:none}
#rk-site .language{gap:3px}
#rk-site .mobile-nav{top:72px}
#rk-site .hero{height:calc(93svh - 72px);min-height:610px;max-height:850px}
#rk-site .hero-img{object-position:60% center}
#rk-site .hero-shade{background:linear-gradient(90deg,rgba(6,26,38,.8),rgba(7,26,36,.35)),linear-gradient(0deg,rgba(5,23,32,.55),transparent 45%)}
#rk-site .hero-content{padding-bottom:100px;padding-top:30px}
#rk-site .hero h1{font-size:clamp(42px,10.8vw,64px);line-height:1.07;letter-spacing:-.045em}
#rk-site .hero .eyebrow{font-size:8px;letter-spacing:.15em;margin-bottom:25px}
#rk-site .hero-content p{font-size:14px;margin-top:26px;max-width:320px}
#rk-site .hero .button{margin-top:29px;font-size:11px;padding:15px 18px;gap:32px}
#rk-site .hero-bottom{bottom:24px;gap:20px}
#rk-site .hero-bottom>span{font-size:7px;max-width:200px;line-height:1.7;letter-spacing:.13em}
#rk-site .hero-bottom>a>span:first-child{display:none}
#rk-site .down-arrow{width:35px;height:35px}
#rk-site .section{padding-block:62px}
#rk-site .section-label{font-size:9px;gap:16px;margin-bottom:33px}
#rk-site .section-label>span:first-child{font-size:9px}
#rk-site h2{font-size:34px;letter-spacing:-.045em}
#rk-site .intro-grid{display:block}
#rk-site .intro-copy{margin-top:30px}
#rk-site .intro-copy .lead{font-size:19px}
#rk-site .intro-copy>p:not(.lead){font-size:13px}
#rk-site .intro-copy .text-link{margin-top:20px}
#rk-site .fact-strip{grid-template-columns:1fr 1fr;gap:25px 18px;margin-top:42px;padding-top:28px}
#rk-site .fact-strip>div+div{padding-left:20px}
#rk-site .fact-strip>div:last-child{grid-column:1/-1;border-left:0;padding:22px 0 0;border-top:1px solid var(--line)}
#rk-site .fact-value{font-size:32px}
#rk-site .fact-strip p{font-size:10px;margin-top:8px}
#rk-site .fact-strip>div:last-child .fact-value{font-size:27px}
#rk-site .section-heading{margin-bottom:32px}
#rk-site .section-heading>p{margin-top:22px;font-size:13px}
#rk-site .eco-layout{display:block}
#rk-site .eco-photo{min-height:370px;aspect-ratio:1.1}
#rk-site .eco-photo p{font-size:36px}
#rk-site .eco-photo>div{left:25px;bottom:26px}
#rk-site .eco-photo>div>span{font-size:8px}
#rk-site .eco-list{margin-top:30px}
#rk-site .eco-row{grid-template-columns:25px 1fr 32px;padding-block:21px;gap:12px}
#rk-site .eco-row strong{font-size:20px}
#rk-site .eco-row small{font-size:11px}
#rk-site .circle-arrow{width:32px;height:32px}
#rk-site .way-heading{display:block;margin-bottom:36px}
#rk-site .way-heading>p{margin-top:25px;max-width:100%;font-size:13px}
#rk-site .way-heading .eyebrow{font-size:8px}
#rk-site .principles{margin:0}
#rk-site .principles summary{padding:21px 0;gap:16px}
#rk-site .principles summary h3{font-size:19px}
#rk-site .principles details p{padding-left:30px;font-size:12px}
#rk-site .way .wrap:after{display:none}
#rk-site .philosophy{display:flex;flex-direction:column;gap:36px}
#rk-site .philosophy-image{height:410px;width:100%}
#rk-site .philosophy-copy h2{font-size:35px}
#rk-site .philosophy-copy .eyebrow{font-size:8px;margin-bottom:17px}
#rk-site .philosophy-copy>p{font-size:13px;margin-top:23px}
#rk-site .purpose-tabs{margin-top:25px}
#rk-site .philosophy-copy .purpose-panel{font-size:14px;min-height:85px}
#rk-site .development-grid{display:block;margin-top:35px}
#rk-site .development-grid article{padding-block:20px 28px}
#rk-site .development-grid article+article{margin-top:12px}
#rk-site .development-grid h3{font-size:27px;margin:18px 0 15px;max-width:none}
#rk-site .development-grid p{max-width:100%}
#rk-site .development-foot{display:block;margin-top:10px;padding-top:22px}
#rk-site .development-foot>span{display:block;font-size:8px;line-height:1.6}
#rk-site .development-foot>a{margin-top:20px}
#rk-site .presence-grid{display:flex;flex-direction:column;gap:25px;align-items:stretch}
#rk-site .presence-grid>div>p{font-size:13px;margin-top:23px}
#rk-site .market-panel{min-height:95px}
#rk-site .network-visual{width:100%;max-width:430px;align-self:center}
#rk-site .network-word{font-size:7px}
#rk-site .network-center{width:75px;height:75px}
#rk-site .network-node{width:40px;height:40px}
#rk-site .contact{padding-block:55px}
#rk-site .contact .eyebrow{font-size:8px;margin-bottom:25px}
#rk-site .contact h2{font-size:38px}
#rk-site .contact-bottom{display:block;margin-top:25px}
#rk-site .contact-bottom p{font-size:13px}
#rk-site .contact-bottom .button{margin-top:26px;width:100%;font-size:12px}
#rk-site .footer{padding-top:38px}
#rk-site .footer-top{flex-wrap:wrap;padding-bottom:30px;gap:30px}
#rk-site .footer-top p{margin-left:0;font-size:12px;width:45%}
#rk-site .back-top{margin-left:auto;align-self:center;font-size:9px}
#rk-site .footer-brand{width:100%}
#rk-site .footer-brand svg{height:28px}
#rk-site .footer-bottom{display:flex;flex-wrap:wrap;font-size:8px;gap:20px}
#rk-site .footer-bottom>div{margin-left:auto;gap:16px}
#rk-site .footer-button{font-size:8px}
#rk-site .concept-note{width:100%;font-size:8px;padding-bottom:6px}
#rk-site .detail-dialog{padding:55px 26px 30px;max-height:calc(100svh - 32px)}
#rk-site .detail-dialog h2{font-size:31px}
#rk-site .detail-dialog p,#rk-site .detail-dialog ul{font-size:13px}
#rk-site .contact-form .form-row{grid-template-columns:1fr}
#rk-site .text-link{font-size:11px}
#rk-site .image-caption{font-size:7px}}
@media(prefers-reduced-motion:reduce){html:has(#rk-site){scroll-behavior:auto}
#rk-site *,#rk-site *:before,#rk-site *:after{animation:none!important;transition:none!important}}
html:lang(ja) #rk-site{--font:"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif}
html:lang(ja) #rk-site h1,html:lang(ja) #rk-site h2,html:lang(ja) #rk-site h3{letter-spacing:.005em;line-height:1.45;font-weight:500}
html:lang(ja) #rk-site .hero h1{font-size:clamp(43px,4.5vw,70px)}
html:lang(ja) #rk-site h2{font-size:clamp(30px,2.8vw,44px)}
html:lang(ja) #rk-site .hero-content p{font-size:16px}
html:lang(ja) #rk-site .eco-row strong{font-size:17px}
html:lang(ja) #rk-site .fact-value{font-size:33px}
html:lang(ja) #rk-site .development-grid h3{font-size:23px}
html:lang(ja) #rk-site .section-heading>p{max-width:340px}
html:lang(ja) #rk-site .desktop-nav a{font-size:11px}
html:lang(ja) #rk-site .way-heading>p{line-height:1.9}
html:lang(ja) #rk-site .contact h2{font-size:clamp(33px,3.5vw,55px)}
html:lang(ja) #rk-site .principles summary h3{font-size:18px}
html:lang(ja) #rk-site .detail-dialog h2{font-size:31px}
html:lang(ja) #rk-site .hero-bottom{font-size:8px}
@media(max-width:640px){html:lang(ja) #rk-site .hero h1{font-size:clamp(33px,8.3vw,48px)}
html:lang(ja) #rk-site h2{font-size:29px}
html:lang(ja) #rk-site .contact h2{font-size:30px}
html:lang(ja) #rk-site .hero-content p{font-size:13px}
html:lang(ja) #rk-site .eco-row strong{font-size:17px}
html:lang(ja) #rk-site .eco-row small{font-size:10px}
html:lang(ja) #rk-site .section-heading>p{max-width:none}
#rk-site .language button[lang=ja]{font-size:10px}
#rk-site .header-tools{gap:11px}
#rk-site .language{gap:3px}}
@media(max-width:360px){#rk-site .header{padding-inline:12px}
#rk-site .brand svg{height:22px}
#rk-site .header-tools{gap:7px}
#rk-site .language{gap:2px}}
#rk-site .hero-img{opacity:0;transition:opacity 1.5s ease}
#rk-site .hero-img.active{opacity:1}
#rk-site .hero-content h1{max-width:1150px}
#rk-site .hero-controls{display:flex;align-items:center;gap:13px}
#rk-site .slide-count{font-variant-numeric:tabular-nums;font-size:10px;letter-spacing:.08em;margin-right:6px}
#rk-site .slide-dot{height:28px;width:20px;padding:0;position:relative}
#rk-site .slide-dot:after{content:'';width:6px;height:6px;background:#fff6;border-radius:50%;position:absolute;left:7px;top:11px}
#rk-site .slide-dot.active:after{background:#fff;box-shadow:0 0 0 4px #ffffff24}
#rk-site .slide-pause{color:#fff;border:1px solid #ffffff66;border-radius:50%;height:29px;width:29px;display:grid;place-items:center;padding:0;font-size:11px;line-height:1}
#rk-site .slide-pause:hover{background:#fff;color:var(--navy)}
#rk-site .fact-strip{grid-template-columns:1.35fr .7fr 1fr}
#rk-site .fact-strip>div:first-child .fact-value{font-size:35px;white-space:nowrap}
#rk-site .fact-line{padding:0 2px}
#rk-site .value-chain{border-top:1px solid var(--line);margin-top:62px;padding-top:40px;display:grid;grid-template-columns:.85fr 2fr;gap:55px}
#rk-site .chain-heading .eyebrow{font-size:8px;margin-bottom:18px}
#rk-site .chain-heading h3{font-size:28px;line-height:1.22}
#rk-site .chain-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
#rk-site .chain-number{font-size:10px;color:var(--red);font-weight:700}
#rk-site .chain-steps h4{font-size:18px;font-weight:500;margin:14px 0 12px;letter-spacing:-.025em;line-height:1.3}
#rk-site .chain-steps p{font-size:12px;color:var(--muted);line-height:1.75}
#rk-site .eco-photo{min-height:630px}
#rk-site .financials{background:var(--deep);color:#fff}
#rk-site .finance-heading{display:grid;grid-template-columns:1.25fr 1fr;gap:90px;align-items:end;margin-bottom:64px}
#rk-site .finance-heading .eyebrow{font-size:9px;letter-spacing:.12em}
#rk-site .finance-heading>div>p{font-size:14px;color:#c0d1d6;max-width:430px}
#rk-site .finance-heading .finance-period{font-size:11px;color:#9fb7c1;margin-top:18px}
#rk-site .finance-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px}
#rk-site .finance-stat{min-width:0;border-top:1px solid #48606a;padding-top:24px}
#rk-site .finance-date{display:block;font-size:8px;letter-spacing:.075em;color:#b6ccd5;min-height:27px}
#rk-site .finance-value{font-size:clamp(35px,3.8vw,59px);font-weight:400;letter-spacing:-.055em;line-height:1.15;margin-top:17px;font-variant-numeric:tabular-nums;white-space:nowrap}
#rk-site .finance-unit{display:block;font-size:10px;color:#9fb7c1;margin-top:8px}
#rk-site .finance-stat h3{font-size:17px;letter-spacing:-.015em;line-height:1.4;min-height:54px;margin-top:25px;max-width:230px}
#rk-site .stat-line{height:2px;background:#33505c;margin-top:25px;overflow:hidden}
#rk-site .stat-line i{height:100%;width:100%;display:block;background:#e36455;transform-origin:left;transform:scaleX(0);transition:transform 2.1s ease-out}
#rk-site .counted .stat-line i{transform:scaleX(1)}
#rk-site .finance-foot{border-top:1px solid #33505c;margin-top:45px;padding-top:26px;display:grid;grid-template-columns:1.6fr 1fr;gap:50px}
#rk-site .finance-foot>p{font-size:11px;color:#bed0d8;line-height:1.8;max-width:760px}
#rk-site .finance-sources{display:flex;flex-direction:column;align-items:flex-start;gap:12px}
#rk-site .finance-sources a{font-size:10px;color:#e3ecef;border-bottom:1px solid #5d7783;padding-bottom:4px}
#rk-site .finance-sources a:hover{color:#f19387}
#rk-site .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
#rk-site .node-jp{left:24%;top:15%}
#rk-site .word-one{top:12%;left:43%}
#rk-site .word-two{bottom:12%;right:15%}
#rk-site .market-tabs{flex-wrap:wrap}
#rk-site .market-tabs button{white-space:nowrap;padding-inline:15px}
#rk-site .presence-grid h2{font-size:clamp(32px,3.1vw,48px)}
html:lang(ja) #rk-site .chain-heading h3{font-size:23px}
html:lang(ja) #rk-site .chain-steps h4{font-size:17px}
html:lang(ja) #rk-site .finance-stat h3{font-size:15px;line-height:1.6}
html:lang(ja) #rk-site .presence-grid h2{font-size:clamp(27px,2.6vw,41px)}
@media(max-width:1100px){#rk-site .value-chain{grid-template-columns:1fr;gap:32px}
#rk-site .chain-heading h3 br{display:none}
#rk-site .finance-heading{gap:45px}
#rk-site .finance-grid{gap:20px}
#rk-site .finance-value{font-size:39px}
#rk-site .fact-strip>div:first-child .fact-value{font-size:29px}
#rk-site .market-tabs button{padding-inline:10px;font-size:11px}}
@media(max-width:900px){#rk-site .finance-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:35px}
#rk-site .finance-value{font-size:55px}
#rk-site .finance-heading{gap:35px}
#rk-site .finance-stat h3{min-height:48px}
#rk-site .finance-foot{gap:30px}
#rk-site .eco-photo{min-height:650px}}
@media(max-width:640px){#rk-site .hero-content h1{font-size:clamp(38px,10vw,59px)}
#rk-site .hero-bottom{gap:12px}
#rk-site .hero-bottom>span{max-width:140px}
#rk-site .hero-controls{gap:5px}
#rk-site .slide-count{font-size:8px;margin-right:2px}
#rk-site .slide-dot{width:18px}
#rk-site .slide-dot:after{left:6px}
#rk-site .hero-bottom>a{gap:0}
#rk-site .fact-strip{grid-template-columns:1.4fr .6fr;gap:25px 15px}
#rk-site .fact-strip>div:first-child .fact-value{font-size:26px}
#rk-site .fact-strip>div:nth-child(2){padding-left:16px}
#rk-site .value-chain{margin-top:38px;padding-top:30px;gap:26px}
#rk-site .chain-heading h3{font-size:27px}
#rk-site .chain-steps{display:block}
#rk-site .chain-steps article{position:relative;padding:20px 0 20px 35px;border-top:1px solid var(--line)}
#rk-site .chain-number{position:absolute;left:0;top:23px}
#rk-site .chain-steps h4{margin:0 0 10px;font-size:21px}
#rk-site .chain-steps p{font-size:13px}
#rk-site .eco-photo{min-height:370px}
#rk-site .finance-heading{display:block;margin-bottom:35px}
#rk-site .finance-heading>div+div{margin-top:25px}
#rk-site .finance-heading>div>p{font-size:13px}
#rk-site .finance-heading .eyebrow{font-size:8px}
#rk-site .finance-grid{gap:26px 18px}
#rk-site .finance-stat{padding-top:18px}
#rk-site .finance-date{font-size:7px;line-height:1.6;min-height:27px}
#rk-site .finance-value{font-size:clamp(32px,8.6vw,48px);margin-top:10px}
#rk-site .finance-unit{font-size:9px}
#rk-site .finance-stat h3{font-size:14px;margin-top:17px;min-height:60px}
#rk-site .stat-line{margin-top:12px}
#rk-site .finance-foot{display:block;margin-top:30px;padding-top:23px}
#rk-site .finance-sources{margin-top:24px}
#rk-site .presence-grid h2{font-size:34px}
#rk-site .market-tabs button{padding-inline:12px}
#rk-site .node-jp{left:24%;top:15%}
html:lang(ja) #rk-site .hero-content h1{font-size:clamp(32px,8.3vw,48px)}
html:lang(ja) #rk-site .finance-stat h3{font-size:13px}}
@media(prefers-reduced-motion:reduce){#rk-site .hero-img{transition:none}
#rk-site .stat-line i{transition:none;transform:scaleX(1)}}
#rk-site .slide-pause[hidden]{display:none}
#rk-site{width:100%;isolation:isolate}#rk-site h1,#rk-site h2,#rk-site h3,#rk-site h4,#rk-site h5{font-family:inherit;color:inherit}
#rk-site a:hover{color:inherit}#rk-site [hidden]{display:none!important}#rk-site .header{position:sticky!important;top:0;transform:none!important}
body:has(#rk-site) #wrap{padding:0!important;margin:0!important}