:root{--brand:#0099d9;--brand-deep:#0078ad;--pale:#e9f8fd;--tint:#f5fbfe;--navy:#123047;--text:#365568;--muted:#6a808d;--line:#d7e7ee;--white:#fff;--shadow:0 18px 48px rgba(18,48,71,.1);--radius:28px;--container:1180px}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;color:var(--text);background:#fff;font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased}img{display:block;max-width:100%;height:auto}a{color:inherit}.container{width:min(calc(100% - 48px),var(--container));margin-inline:auto}.narrow{max-width:920px}.section{padding:110px 0}.section-tint{background:var(--tint)}.section-dark{color:#fff;background:var(--navy)}
.skip-link{position:fixed;z-index:999;top:10px;left:10px;padding:9px 15px;color:#fff;background:var(--navy);border-radius:8px;transform:translateY(-150%)}.skip-link:focus{transform:translateY(0)}:focus-visible{outline:3px solid rgba(0,153,217,.4);outline-offset:4px}
.site-header{position:sticky;z-index:100;top:0;background:rgba(255,255,255,.94);border-bottom:1px solid rgba(215,231,238,.9);backdrop-filter:blur(14px)}.header-inner{min-height:78px;display:flex;align-items:center;gap:36px}.brand{display:inline-flex;align-items:center;gap:12px;color:var(--navy);text-decoration:none}.brand-mark{position:relative;width:34px;height:38px;flex:none;background:linear-gradient(145deg,#41c0ef,var(--brand));border-radius:55% 45% 58% 42%/60% 45% 55% 40%;transform:rotate(13deg)}.brand-mark::after{content:"";position:absolute;width:12px;height:19px;top:5px;left:8px;background:rgba(255,255,255,.45);border-radius:50%;transform:rotate(-20deg)}.brand>span:last-child{display:grid;line-height:1.25}.brand strong{font-size:17px;letter-spacing:.11em}.brand small{margin-top:3px;color:var(--muted);font-size:10px;letter-spacing:.08em}.header-inner nav{display:flex;gap:27px;margin-left:auto}.header-inner nav a{color:var(--navy);font-size:14px;font-weight:700;text-decoration:none}.header-inner nav a:hover{color:var(--brand-deep)}
.button{display:inline-flex;min-height:56px;align-items:center;justify-content:center;padding:14px 28px;color:#fff;background:var(--brand);border:2px solid var(--brand);border-radius:999px;box-shadow:0 10px 24px rgba(0,153,217,.2);font-weight:700;line-height:1.4;text-align:center;text-decoration:none;transition:.18s ease}.button:hover{background:var(--brand-deep);border-color:var(--brand-deep);box-shadow:0 14px 30px rgba(0,120,173,.24);transform:translateY(-2px)}.button-small{min-height:44px;padding:9px 21px;font-size:14px}
.hero{position:relative;overflow:hidden;padding:112px 0 120px;background:linear-gradient(90deg,#fff 0%,rgba(255,255,255,.95) 50%,rgba(233,248,253,.9) 100%)}.hero::after{content:"";position:absolute;width:620px;height:620px;right:-220px;bottom:-350px;background:radial-gradient(circle,rgba(0,153,217,.15),transparent 68%);border-radius:50%}.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.18fr .82fr;align-items:center;gap:76px}.eyebrow,.section-label,.panel-kicker,.service-type,.case-type{margin:0 0 15px;color:var(--brand-deep);font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.hero h1{margin:0;color:var(--navy);font-size:clamp(52px,6vw,84px);line-height:1.15;letter-spacing:-.045em}.hero-tagline{margin:25px 0 0;color:var(--brand-deep);font-size:clamp(23px,2.3vw,32px);font-weight:800}.hero-description{max-width:670px;margin:24px 0 0;font-size:17px}.hero-actions{display:flex;align-items:center;gap:28px;margin-top:38px}.text-link{color:var(--navy);font-weight:700;text-underline-offset:5px}.hero-panel{position:relative;padding:42px;color:#fff;background:var(--navy);border-radius:32px;box-shadow:0 28px 70px rgba(18,48,71,.22)}.hero-panel::before{content:"";position:absolute;width:88px;height:88px;top:-22px;right:-18px;background:var(--brand);border-radius:43% 57% 39% 61%/55% 40% 60% 45%}.panel-kicker{color:#8ddbf7}.hero-panel h2{margin:0 0 26px;font-size:32px;line-height:1.45}.hero-points{margin:0;padding:0;list-style:none}.hero-points li{display:grid;grid-template-columns:42px 1fr;align-items:center;gap:14px;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.13)}.hero-points span{display:grid;width:40px;height:40px;place-items:center;color:var(--brand);background:#fff;border-radius:50%;font-size:12px;font-weight:800}.hero-points p{margin:0;color:#dce8ee}.hero-points strong{color:#fff}.credential{display:flex;align-items:center;gap:16px;margin-top:26px;padding:18px;background:rgba(0,153,217,.18);border:1px solid rgba(141,219,247,.32);border-radius:18px}.credential>span{color:#8ddbf7;font-size:22px;font-weight:800}.credential p{margin:0;color:#dce8ee;font-size:13px;line-height:1.55}.credential strong{color:#fff;font-size:15px}
.quick-answer{padding:76px 0}.quick-answer h2,.section-heading h2,.trust-grid h2,.faq-grid h2,.cta h2{margin:0;color:var(--navy);font-size:clamp(34px,4.2vw,54px);line-height:1.35;letter-spacing:-.035em}.answer-box{margin-top:34px;padding:36px 42px;background:var(--tint);border-left:5px solid var(--brand);border-radius:0 22px 22px 0}.answer-box p{margin:0}.answer-box p+p{margin-top:14px}.answer-lead{color:var(--navy);font-size:20px;font-weight:800}
.section-heading{margin-bottom:54px}.section-heading>p:last-child,.faq-grid>div:first-child>p:last-child{max-width:700px;margin:20px 0 0;color:var(--muted);font-size:17px}.heading-split{display:grid;grid-template-columns:1.2fr .8fr;align-items:end;gap:80px}.centered{text-align:center}.centered>p:last-child{margin-inline:auto}.challenge-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin:0;padding:0;list-style:none}.challenge-grid li{padding:28px 24px;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:0 10px 30px rgba(18,48,71,.05)}.challenge-grid span{display:block;margin-bottom:17px;color:var(--brand);font-size:13px;font-weight:800}.challenge-grid strong{display:block;min-height:54px;color:var(--navy);font-size:18px;line-height:1.55}.challenge-grid p{margin:12px 0 0;color:var(--muted);font-size:14px;line-height:1.75}
.diagram{margin:0}.diagram img{width:100%;background:#fff;border:1px solid var(--line);border-radius:32px;box-shadow:var(--shadow)}.diagram figcaption{margin-top:15px;color:var(--muted);font-size:14px;text-align:center}.diagram-compact{max-width:1060px;margin:0 auto 78px}.service-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.service-card{position:relative;padding:38px;background:#fff;border:1px solid var(--line);border-radius:28px;box-shadow:0 14px 38px rgba(18,48,71,.06)}.service-no{display:grid;width:58px;height:58px;margin-bottom:20px;place-items:center;color:#fff;background:var(--brand);border-radius:18px;font-size:16px;font-weight:800}.service-type{margin-bottom:5px}.service-card h3{margin:0 0 17px;color:var(--navy);font-size:25px;line-height:1.5}.service-card>p:not(.service-type){margin:0}.service-card ul{display:grid;gap:7px;margin:21px 0;padding:0;list-style:none}.service-card li{position:relative;padding-left:23px;color:var(--muted);font-size:14px}.service-card li::before{content:"";position:absolute;top:.72em;left:2px;width:9px;height:5px;border-bottom:2px solid var(--brand);border-left:2px solid var(--brand);transform:rotate(-45deg)}.service-card>a:not(.button),.case-card a,.trust-grid a,.profile-card a{color:var(--brand-deep);font-size:14px;font-weight:800;text-underline-offset:5px}.learning-card{background:linear-gradient(145deg,var(--tint),#fff);border-color:#bfe9f8}.learning-card .button{margin-top:25px;color:var(--brand-deep);background:#fff;box-shadow:none}.learning-card .button:hover{color:#fff;background:var(--brand-deep)}
.heading-light h2,.heading-light>p:last-child{color:#fff}.heading-light .section-label{color:#8ddbf7}.case-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}.case-card{padding:42px;color:var(--text);background:#fff;border-top:6px solid var(--brand);border-radius:28px}.case-card h3{margin:0 0 17px;color:var(--navy);font-size:29px;line-height:1.45}.case-card>p:not(.case-type){margin:0}.case-card dl{display:grid;gap:12px;margin:28px 0}.case-card dl div{display:grid;grid-template-columns:72px 1fr;gap:14px;padding-top:12px;border-top:1px solid var(--line)}.case-card dt{color:var(--brand-deep);font-weight:800}.case-card dd{margin:0}
.trust-grid{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:80px}.trust-grid>div>p:not(.section-label){margin:28px 0 0;font-size:17px}.trust-grid blockquote{margin:33px 0;padding:23px 0 23px 25px;color:var(--navy);border-left:4px solid var(--brand);font-size:22px;font-weight:800}.profile-card{padding:42px;background:#fff;border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow)}.profile-card h3{margin:0;color:var(--navy);font-size:28px}.profile-card>p:not(.section-label){margin:17px 0 0;color:var(--muted);font-size:14px}.g-badge{display:flex;align-items:center;gap:18px;margin:25px 0;padding:20px;color:#fff;background:var(--navy);border-radius:20px}.g-badge>span{color:#8ddbf7;font-size:24px;font-weight:800}.g-badge p{margin:0;font-size:13px;line-height:1.55}.g-badge strong{font-size:14px}
.faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:80px}.faq-grid>div:first-child{position:sticky;top:120px;align-self:start}.faq-list{border-top:1px solid var(--line)}.faq-list details{border-bottom:1px solid var(--line)}.faq-list summary{position:relative;padding:25px 56px 25px 0;color:var(--navy);cursor:pointer;font-size:18px;font-weight:800;list-style:none}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary::before,.faq-list summary::after{content:"";position:absolute;top:50%;right:14px;width:18px;height:2px;background:var(--brand);transition:.18s}.faq-list summary::after{transform:rotate(90deg)}.faq-list details[open] summary::after{transform:rotate(0)}.faq-list details p{margin:0;padding:0 56px 27px 0;color:var(--muted)}
.cta{padding:96px 0;color:#fff;background:radial-gradient(circle at 92% 0%,rgba(101,209,242,.3),transparent 33%),var(--brand)}.cta-grid{display:grid;grid-template-columns:1.25fr .75fr;align-items:center;gap:90px}.cta .section-label{color:#dff6fd}.cta h2{color:#fff}.cta p:not(.section-label){max-width:720px;margin:23px 0 0;color:rgba(255,255,255,.88)}.cta-action{display:grid;gap:17px;text-align:center}.button-white{color:var(--brand-deep);background:#fff;border-color:#fff;box-shadow:0 14px 34px rgba(18,48,71,.17)}.button-white:hover{color:#fff;background:var(--navy);border-color:var(--navy)}.cta-action small{color:rgba(255,255,255,.82);line-height:1.7}
footer{padding:70px 0 25px;color:#a9bac4;background:#0b2434}.footer-grid{display:flex;align-items:flex-start;justify-content:space-between;gap:60px}.footer-grid .brand{color:#fff}.footer-grid .brand small{color:#a9bac4}.footer-grid nav{display:grid;grid-template-columns:1fr 1fr;gap:12px 34px}.footer-grid nav a{color:#d9e4e9;font-size:14px;text-decoration:none}.copyright{display:flex;justify-content:space-between;gap:20px;margin-top:56px;padding-top:23px;border-top:1px solid rgba(255,255,255,.1)}
@media(max-width:1060px){.header-inner nav{display:none}.header-inner .button{margin-left:auto}.hero-grid{grid-template-columns:1fr;gap:56px}.hero-panel{max-width:680px}.challenge-grid{grid-template-columns:1fr 1fr}.service-grid{grid-template-columns:1fr}.trust-grid,.faq-grid{grid-template-columns:1fr;gap:55px}.faq-grid>div:first-child{position:static}.cta-grid{grid-template-columns:1fr;gap:42px}.cta-action{max-width:430px;text-align:left}}
@media(max-width:760px){html{scroll-padding-top:74px}body{font-size:15px}.container{width:min(calc(100% - 32px),var(--container))}.section{padding:78px 0}.header-inner{min-height:68px}.brand small{display:none}.brand-mark{width:29px;height:32px}.brand strong{font-size:14px}.button-small{min-height:40px;padding:8px 15px;font-size:13px}.hero{padding:78px 0 84px}.hero h1{font-size:clamp(44px,14vw,64px)}.hero-tagline{font-size:22px}.hero-description{font-size:15px}.hero-actions{align-items:stretch;flex-direction:column;gap:17px}.text-link{text-align:center}.hero-panel{padding:32px 24px;border-radius:25px}.hero-panel::before{width:65px;height:65px}.hero-panel h2{font-size:27px}.quick-answer{padding:63px 0}.quick-answer h2,.section-heading h2,.trust-grid h2,.faq-grid h2,.cta h2{font-size:clamp(30px,9vw,42px)}.answer-box{padding:27px 23px}.answer-lead{font-size:18px}.heading-split{grid-template-columns:1fr;gap:12px}.challenge-grid,.case-grid{grid-template-columns:1fr}.challenge-grid strong{min-height:auto}.diagram{overflow-x:auto;margin-inline:-8px;padding-bottom:8px}.diagram img{min-width:700px;border-radius:18px}.diagram figcaption{min-width:700px;padding-inline:10px;font-size:12px}.service-card,.case-card,.profile-card{padding:28px 24px;border-radius:24px}.service-card h3{font-size:22px}.case-card h3,.profile-card h3{font-size:24px}.case-card dl div{grid-template-columns:1fr;gap:3px}.g-badge{align-items:flex-start;flex-direction:column}.faq-list summary{padding:22px 45px 22px 0;font-size:16px}.faq-list details p{padding:0 45px 24px 0}.cta{padding:74px 0}.cta-action{max-width:none}.footer-grid,.copyright{align-items:flex-start;flex-direction:column}.footer-grid nav{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition-duration:.01ms!important}}