:root{--ink:#12203f;--muted:#5d6980;--blue:#1f67e8;--blue-dark:#124bb6;--cyan:#12b8cf;--light:#f4f8ff;--line:#dfe7f3;--white:#fff;--shadow:0 20px 60px rgba(31,75,139,.14)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:88px}body{margin:0;color:var(--ink);background:var(--white);font-family:"Noto Sans JP",sans-serif;line-height:1.8;-webkit-font-smoothing:antialiased}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}button{font:inherit}.container{width:min(1180px,calc(100% - 48px));margin:0 auto}.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}.skip-link{position:fixed;top:-100px;left:16px;z-index:1000;padding:10px 16px;color:#fff;background:var(--blue);border-radius:8px}.skip-link:focus{top:12px}
.site-header{position:sticky;top:0;z-index:100;height:80px;background:rgba(255,255,255,.94);border-bottom:1px solid rgba(223,231,243,.8);backdrop-filter:blur(16px)}.header-inner{height:100%;display:flex;align-items:center;gap:28px}.brand{flex:0 0 auto}.brand img{width:132px;height:auto}.global-nav{display:flex;align-items:center;justify-content:flex-end;gap:27px;margin-left:auto;font-size:14px;font-weight:600}.global-nav a{position:relative;padding:10px 0}.global-nav a::after{content:"";position:absolute;left:0;right:100%;bottom:4px;height:2px;background:var(--blue);transition:right .25s ease}.global-nav a:hover::after{right:0}.header-cta{flex:0 0 auto;padding:11px 22px;color:#fff;background:var(--blue);border-radius:999px;font-size:14px;font-weight:700;box-shadow:0 10px 24px rgba(31,103,232,.24)}.menu-button{display:none}
.hero{position:relative;overflow:hidden;min-height:720px;display:grid;align-items:center;background:linear-gradient(135deg,#f3f8ff 0%,#fff 55%,#edfaff 100%)}.hero::before{content:"";position:absolute;inset:0;opacity:.4;background-image:linear-gradient(rgba(31,103,232,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(31,103,232,.08) 1px,transparent 1px);background-size:40px 40px;mask-image:linear-gradient(to right,#000,transparent 62%)}.hero-orb{position:absolute;border-radius:50%;filter:blur(1px)}.hero-orb-a{width:420px;height:420px;top:-210px;right:6%;background:rgba(18,184,207,.12)}.hero-orb-b{width:240px;height:240px;bottom:-110px;left:38%;background:rgba(31,103,232,.1)}.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:.95fr 1.05fr;align-items:center;gap:50px;padding-top:64px;padding-bottom:64px}.eyebrow,.section-kicker{margin:0 0 18px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.16em}.eyebrow{display:flex;align-items:center;gap:10px}.eyebrow span{width:34px;height:3px;border-radius:4px;background:linear-gradient(90deg,var(--blue),var(--cyan))}.hero h1{margin:0;font-size:clamp(42px,4.3vw,68px);line-height:1.28;letter-spacing:-.035em}.hero h1 em{color:var(--blue);font-style:normal}.hero-lead{max-width:620px;margin:24px 0 0;color:var(--muted);font-size:17px;line-height:2}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}.button{min-height:54px;display:inline-flex;align-items:center;justify-content:center;gap:18px;padding:0 26px;border:1px solid transparent;border-radius:12px;font-size:15px;font-weight:700;transition:transform .2s ease,box-shadow .2s ease,background .2s ease}.button:hover{transform:translateY(-2px)}.button-primary{color:#fff;background:linear-gradient(135deg,var(--blue),var(--blue-dark));box-shadow:0 16px 32px rgba(31,103,232,.25)}.button-secondary{color:var(--blue);background:rgba(255,255,255,.86);border-color:#bfd1ef}.hero-proof{display:flex;gap:42px;margin-top:36px}.hero-proof div{display:flex;flex-direction:column}.hero-proof strong{color:var(--blue-dark);font-size:31px;line-height:1.1;letter-spacing:-.03em}.hero-proof small{margin-left:3px;font-size:13px}.hero-proof span{margin-top:7px;color:var(--muted);font-size:12px;font-weight:600}
.migration-visual{position:relative;min-height:490px;border:1px solid rgba(255,255,255,.95);border-radius:32px;background:rgba(255,255,255,.72);box-shadow:var(--shadow);backdrop-filter:blur(20px)}.visual-label{position:absolute;top:25px;color:var(--muted);font-size:12px;font-weight:700;letter-spacing:.12em}.label-source{left:34px}.label-target{right:34px}.platform-column{position:absolute;top:67px;bottom:30px;width:130px;display:flex;flex-direction:column;justify-content:space-between}.platform-source{left:28px}.platform-target{right:28px}.platform-card{height:92px;display:flex;align-items:center;justify-content:center;padding:15px;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:17px;box-shadow:0 8px 20px rgba(37,68,118,.08)}.platform-card img{max-height:55px;object-fit:contain}.rdx-hub{position:absolute;top:50%;left:50%;width:190px;height:190px;display:flex;flex-direction:column;align-items:center;justify-content:center;transform:translate(-50%,-50%);color:#fff;text-align:center;background:linear-gradient(145deg,var(--blue),#1648aa);border:8px solid rgba(255,255,255,.94);border-radius:50%;box-shadow:0 25px 50px rgba(31,103,232,.34)}.rdx-hub img{width:102px;margin-bottom:10px;padding:5px 8px;background:#fff;border-radius:7px}.rdx-hub strong{font-size:14px;line-height:1.55}.hub-tags{position:absolute;bottom:-17px;display:flex;gap:5px}.hub-tags span{padding:5px 9px;color:var(--blue);background:#fff;border:1px solid #bcd1f5;border-radius:999px;font-size:10px;font-weight:800}.flow-line{position:absolute;top:50%;width:calc(50% - 180px);height:2px;background:linear-gradient(90deg,var(--cyan),var(--blue))}.flow-line::after{content:"";position:absolute;top:-5px;right:-1px;width:10px;height:10px;border-top:2px solid var(--blue);border-right:2px solid var(--blue);transform:rotate(45deg)}.flow-line span{position:absolute;left:50%;bottom:13px;transform:translateX(-50%);color:var(--muted);font-size:10px;font-weight:700;line-height:1.5;white-space:nowrap;text-align:center}.flow-in{left:158px}.flow-out{right:158px}
.benefits{position:relative;z-index:2;padding:26px 0;background:#fff;box-shadow:0 -14px 40px rgba(25,62,120,.05)}.benefit-grid{display:grid;grid-template-columns:repeat(4,1fr)}.benefit-grid article{display:flex;gap:15px;align-items:center;padding:16px 24px;border-right:1px solid var(--line)}.benefit-grid article:last-child{border-right:0}.benefit-grid img{width:54px;height:54px;object-fit:contain}.benefit-grid h2{margin:0 0 4px;font-size:16px}.benefit-grid p{margin:0;color:var(--muted);font-size:12px;line-height:1.6}
.section{padding:110px 0}.section-soft{background:var(--light)}.section-heading{max-width:720px;margin:0 auto 52px;text-align:center}.section-heading h2{margin:0;font-size:clamp(30px,3vw,44px);line-height:1.4;letter-spacing:-.025em}.section-heading>p:last-child{margin:18px auto 0;color:var(--muted);font-size:15px}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.service-card{position:relative;overflow:hidden;padding:34px;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:0 15px 40px rgba(33,67,120,.07)}.service-card::after{content:"";position:absolute;top:-60px;right:-60px;width:140px;height:140px;background:rgba(31,103,232,.06);border-radius:50%}.service-featured{color:#fff;background:linear-gradient(145deg,#1f67e8,#113f9b);border-color:transparent;box-shadow:0 24px 50px rgba(31,103,232,.24)}.service-featured::after{background:rgba(255,255,255,.08)}.service-number{color:rgba(31,103,232,.2);font-size:48px;font-weight:800;line-height:1}.service-featured .service-number{color:rgba(255,255,255,.25)}.service-tag{margin:24px 0 8px;color:var(--blue);font-size:13px;font-weight:800}.service-featured .service-tag{color:#aee9ff}.service-card h3{margin:0;font-size:25px;line-height:1.55}.service-card>p:not(.service-tag){margin:20px 0;color:var(--muted);font-size:14px}.service-featured>p:not(.service-tag){color:rgba(255,255,255,.82)}.service-card ul{display:grid;gap:10px;margin:24px 0 0;padding:0;list-style:none}.service-card li{font-size:13px;font-weight:600}.service-card li::before{content:"✓";margin-right:8px;color:var(--cyan);font-weight:800}.service-featured li::before{color:#8deaff}
.feature-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.feature-grid article{padding:34px;background:#fff;border:1px solid #e3ebf7;border-radius:20px}.feature-icon{width:48px;height:48px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--blue),var(--cyan));border-radius:14px;font-size:23px;font-weight:800}.feature-grid h3{margin:20px 0 8px;font-size:20px}.feature-grid p{margin:0;color:var(--muted);font-size:14px}
.platform-logo-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:15px}.platform-logo-grid div{height:110px;display:flex;align-items:center;justify-content:center;padding:22px;background:#fff;border:1px solid var(--line);border-radius:15px;box-shadow:0 8px 24px rgba(34,67,118,.06)}.platform-logo-grid img{max-height:65px;object-fit:contain;filter:saturate(.9)}.platform-note{margin:20px 0 0;color:var(--muted);text-align:center;font-size:12px}
.section-dark{position:relative;overflow:hidden;color:#fff;background:#0f2044}.section-dark::after{content:"";position:absolute;width:480px;height:480px;right:-160px;bottom:-250px;background:rgba(18,184,207,.12);border-radius:50%}.section-heading-light>p:last-child{color:rgba(255,255,255,.66)}.section-dark .section-kicker{color:#73dbeb}.flow-grid{position:relative;z-index:1;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;margin:0;padding:0;overflow:hidden;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.14);border-radius:20px;list-style:none}.flow-grid li{min-height:220px;padding:31px;background:#142a57}.flow-grid span{color:#66d8ec;font-size:13px;font-weight:800}.flow-grid h3{margin:16px 0 8px;font-size:20px}.flow-grid p{margin:0;color:rgba(255,255,255,.66);font-size:13px}
.faq-container{max-width:940px}.faq-list{display:grid;gap:12px}.faq-list details{background:#fff;border:1px solid var(--line);border-radius:15px;transition:box-shadow .2s ease}.faq-list details[open]{box-shadow:0 14px 35px rgba(33,67,120,.09)}.faq-list summary{position:relative;padding:23px 58px 23px 25px;cursor:pointer;font-size:15px;font-weight:700;list-style:none}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary::before{content:"Q";margin-right:14px;color:var(--blue);font-size:18px}.faq-list summary::after{content:"+";position:absolute;top:50%;right:24px;color:var(--blue);font-size:25px;font-weight:400;transform:translateY(-50%)}.faq-list details[open] summary::after{content:"−"}.faq-list details p{margin:0;padding:20px 26px 24px 58px;color:var(--muted);border-top:1px solid var(--line);font-size:14px}
.cta-section{padding:82px 0;color:#fff;background:linear-gradient(125deg,#1f67e8 0%,#154aa9 62%,#0f3c90 100%)}.cta-section .section-kicker{color:#9fefff}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:40px}.cta-inner h2{margin:0;font-size:clamp(30px,3.4vw,46px);line-height:1.4}.cta-inner p:not(.section-kicker){margin:16px 0 0;color:rgba(255,255,255,.78)}.cta-actions{display:flex;flex-direction:column;align-items:center;gap:15px}.button-white{min-width:290px;color:var(--blue-dark);background:#fff;box-shadow:0 16px 36px rgba(4,27,76,.22)}.cta-text-link{color:#fff;border-bottom:1px solid rgba(255,255,255,.55);font-size:13px;font-weight:600}
.site-footer{padding:42px 0;background:#fff}.footer-inner{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:28px}.footer-inner img{width:120px}.footer-inner p{margin:0;color:var(--muted);font-size:12px}.footer-inner small{color:#8a94a8;font-size:11px}
@media(max-width:1020px){.global-nav{gap:16px;font-size:12px}.header-cta{padding:10px 16px}.hero-grid{grid-template-columns:1fr;gap:48px}.hero-copy{text-align:center}.eyebrow,.hero-actions,.hero-proof{justify-content:center}.hero-lead{margin-left:auto;margin-right:auto}.migration-visual{width:min(700px,100%);margin:0 auto}.benefit-grid{grid-template-columns:repeat(2,1fr)}.benefit-grid article:nth-child(2){border-right:0}.service-grid{grid-template-columns:1fr}.platform-logo-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:760px){html{scroll-padding-top:70px}.container{width:min(100% - 30px,680px)}.site-header{height:68px}.brand img{width:108px}.header-cta{margin-left:auto;padding:9px 14px;font-size:12px}.menu-button{width:38px;height:38px;display:flex;flex-direction:column;justify-content:center;gap:5px;padding:8px;background:transparent;border:0}.menu-button span:not(.sr-only){width:22px;height:2px;background:var(--ink);border-radius:2px}.global-nav{position:absolute;top:68px;left:0;right:0;display:none;flex-direction:column;align-items:stretch;gap:0;padding:12px 22px 20px;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 16px 30px rgba(31,52,91,.11)}.global-nav.is-open{display:flex}.global-nav a{padding:12px 4px;border-bottom:1px solid #edf1f7;font-size:14px}.global-nav a::after{display:none}.hero{min-height:auto}.hero-grid{gap:40px;padding-top:58px;padding-bottom:50px}.hero h1{font-size:clamp(34px,10vw,48px)}.hero-lead{margin-top:20px;font-size:14px;line-height:1.9}.hero-actions{flex-direction:column}.button{width:100%}.hero-proof{gap:22px}.hero-proof strong{font-size:25px}.migration-visual{min-height:485px;border-radius:24px}.visual-label{top:20px}.label-source{left:20px}.label-target{right:20px}.platform-column{top:55px;bottom:24px;width:86px}.platform-source{left:13px}.platform-target{right:13px}.platform-card{height:78px;padding:9px;border-radius:13px}.platform-card img{max-height:47px}.rdx-hub{width:148px;height:148px;border-width:6px}.rdx-hub img{width:83px}.rdx-hub strong{font-size:12px}.flow-line{width:calc(50% - 117px)}.flow-in{left:99px}.flow-out{right:99px}.flow-line span{display:none}.benefit-grid{grid-template-columns:1fr}.benefit-grid article{padding:17px 0;border-right:0;border-bottom:1px solid var(--line)}.benefit-grid article:last-child{border-bottom:0}.section{padding:78px 0}.section-heading{margin-bottom:34px}.section-heading h2{font-size:30px}.service-card{padding:28px 24px}.feature-grid{grid-template-columns:1fr}.feature-grid article{padding:27px 24px}.platform-logo-grid{grid-template-columns:repeat(2,1fr);gap:10px}.platform-logo-grid div{height:90px;padding:15px}.flow-grid{grid-template-columns:1fr}.flow-grid li{min-height:auto;padding:26px 24px}.faq-list summary{padding:20px 52px 20px 18px;font-size:14px}.faq-list summary::before{margin-right:8px}.faq-list details p{padding:18px;font-size:13px}.cta-section{padding:68px 0}.cta-inner{flex-direction:column;align-items:stretch;text-align:center}.cta-actions{width:100%}.footer-inner{grid-template-columns:1fr;justify-items:center;text-align:center;gap:13px}}
.migration-visual .flow-line span{display:none}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}