:root{--navy:#123a63;--blue:#1976b9;--green:#67bfa3;--ink:#19354f;--muted:#5d7285;--line:#dfe9ef;--soft-blue:#f6fafd;--soft-green:#f8fbfa;--white:#fff;--container:1240px;--gutter:clamp(20px,4vw,48px);--shadow:0 18px 46px rgba(18,58,99,.08)}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:88px}body{margin:0;color:var(--ink);background:var(--white);font-family:"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;font-size:16px;line-height:1.9;-webkit-font-smoothing:antialiased;overflow-x:hidden}body.menu-open{overflow:hidden}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}button{font:inherit}.container{width:min(calc(100% - (var(--gutter) * 2)),var(--container));margin-inline:auto}.skip-link{position:fixed;z-index:999;left:16px;top:12px;padding:10px 16px;background:var(--navy);color:#fff;transform:translateY(-160%);border-radius:8px}.skip-link:focus{transform:none}.site-header{height:82px;background:rgba(255,255,255,.94);border-bottom:1px solid rgba(223,233,239,.75);position:sticky;top:0;z-index:50;transition:box-shadow .25s,background .25s;backdrop-filter:blur(10px)}.site-header.is-scrolled{box-shadow:0 8px 30px rgba(18,58,99,.07)}.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:flex;align-items:center;gap:14px;color:var(--navy);white-space:nowrap}.brand-ja{font-weight:800;font-size:1.28rem;letter-spacing:.14em}.brand-en{padding-left:14px;border-left:1px solid #9cb1c3;font-weight:700;font-size:.75rem;letter-spacing:.24em}.global-nav{display:flex;align-items:center;gap:clamp(19px,2.2vw,34px);font-size:.84rem;font-weight:700}.global-nav a{position:relative;padding:27px 0}.global-nav a::after{content:"";position:absolute;left:0;right:100%;bottom:18px;height:2px;background:var(--blue);transition:right .2s}.global-nav a:hover::after,.global-nav a:focus-visible::after{right:0}.menu-button{display:none}.hero{background:linear-gradient(90deg,#fff 0%,#fff 31%,rgba(234,245,251,.88) 55%,#fff 100%);overflow:hidden}.hero-grid{min-height:625px;display:grid;grid-template-columns:minmax(500px,.94fr) minmax(0,1.06fr);align-items:center;position:relative}.hero-copy{padding:72px 0 76px;position:relative;z-index:2}.eyebrow,.section-label{margin:0 0 20px;color:var(--blue);font-weight:800;font-size:.8rem;letter-spacing:.16em}.hero h1{font-size:clamp(2.55rem,3.7vw,4rem);line-height:1.4;letter-spacing:.04em;margin:0 0 26px;color:var(--navy);font-weight:800}.keep{white-space:nowrap}.hero-lead{margin:0 0 5px;color:#415d75;font-weight:500}.hero-actions{display:flex;gap:14px;margin-top:30px}.button{min-width:188px;min-height:54px;padding:12px 24px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;gap:24px;font-weight:700;font-size:.92rem;border:1px solid var(--blue);transition:transform .2s,box-shadow .2s,background .2s}.button-primary{color:#fff;background:var(--blue)}.button-secondary{color:var(--navy);background:rgba(255,255,255,.82)}.button:hover,.button:focus-visible{transform:translateY(-2px);box-shadow:0 10px 25px rgba(25,118,185,.18)}.hero-visual{height:100%;width:calc(100% + max(var(--gutter),calc((100vw - var(--container))/2)));margin-right:calc(-1 * max(var(--gutter),calc((100vw - var(--container))/2)));position:relative;mask-image:linear-gradient(90deg,transparent 0%,rgba(0,0,0,.22) 12%,#000 31%);-webkit-mask-image:linear-gradient(90deg,transparent 0%,rgba(0,0,0,.22) 12%,#000 31%)}.hero-visual img{width:100%;height:100%;object-fit:cover;object-position:56% center}.section{padding:clamp(86px,9vw,138px) 0}.section h2{font-size:clamp(2rem,3.2vw,3.25rem);line-height:1.5;letter-spacing:.035em;margin:0;color:var(--navy)}.split-layout{display:grid;grid-template-columns:1fr 1fr;gap:clamp(60px,10vw,150px);align-items:start}.body-copy{font-size:1.08rem;line-height:2.15}.body-copy p{margin:0 0 1.2em}.philosophy{background:var(--soft-blue)}.value-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:54px}.value-card{min-height:218px;padding:28px 25px;background:#fff;border:1px solid var(--line);border-radius:12px;transition:transform .2s,box-shadow .2s,border-color .2s}.value-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#c9e2ef}.card-number{color:var(--green);font-weight:800;font-size:.76rem;letter-spacing:.12em}.value-card h3{margin:24px 0 12px;font-size:1.12rem;color:var(--navy);font-family:Arial,sans-serif;letter-spacing:.02em}.value-card p{margin:0;line-height:1.75;color:#415d75}.approach-heading{display:grid;grid-template-columns:1.25fr .75fr;gap:80px;align-items:end}.approach-heading>p{margin:0 0 4px;line-height:2;color:#415d75}.process-list{list-style:none;padding:0;margin:62px 0 0;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}.process-list li{position:relative;padding:28px 18px 8px 0}.process-list li:not(:last-child)::after{content:"→";position:absolute;right:20px;top:28px;color:#91a9b9}.process-list span{display:block;color:var(--green);font-size:.75rem;font-weight:800;letter-spacing:.15em;margin-bottom:18px}.process-list strong{font-size:1.05rem;color:var(--navy)}.research{background:var(--navy);color:#fff}.research .section-label{color:#8dd9c2}.research h2{color:#fff;max-width:520px}.research-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(60px,9vw,130px);align-items:center}.research-intro{font-size:1.08rem;line-height:2;margin:0 0 30px;color:#dce8f1}.research-tags{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:10px}.research-tags li{padding:8px 17px;border:1px solid rgba(255,255,255,.28);border-radius:999px;color:#fff;font-size:.9rem}.message{background:var(--soft-green)}.message-grid{display:grid;grid-template-columns:.84fr 1.16fr;gap:clamp(44px,8vw,110px);align-items:center}.message-image{height:560px;overflow:hidden;border-radius:0;box-shadow:none;position:relative;background:var(--soft-green)}.message-image::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(90deg,rgba(241,246,244,0) 58%,rgba(241,246,244,.78) 84%,var(--soft-green) 100%)}.message-image img{width:100%;height:100%;object-fit:cover;object-position:center center;transition:transform .5s}.message-image:hover img{transform:scale(1.015)}.message-copy h2{margin-bottom:30px;max-width:11em}.message-copy>p:not(.section-label):not(.signature){margin:0 0 1.1em;color:#415d75}.signature{margin:34px 0 0;padding-top:22px;border-top:1px solid var(--line);line-height:1.7}.profile-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:clamp(50px,10vw,145px)}.profile-list{margin:0;border-top:1px solid var(--line)}.profile-list>div{display:grid;grid-template-columns:150px 1fr;gap:30px;padding:23px 0;border-bottom:1px solid var(--line)}.profile-list dt{font-weight:700;color:var(--navy)}.profile-list dd{margin:0;color:#415d75}.site-footer{padding:54px 0 30px;background:#edf5f9}.footer-inner{display:grid;grid-template-columns:1fr auto;align-items:center;gap:32px}.footer-links{display:flex;gap:28px;font-size:.86rem}.footer-links a,.text-link{color:var(--blue);font-weight:700}.copyright{grid-column:1/-1;margin:22px 0 0;padding-top:22px;border-top:1px solid #d4e3eb;color:var(--muted);font-size:.78rem;letter-spacing:.08em}.legal-page{min-height:70vh;padding:100px 0}.legal-container{max-width:820px}.legal-page h1{font-size:clamp(2.1rem,4vw,3.4rem);line-height:1.4;color:var(--navy);margin:0 0 12px}.legal-date{color:var(--muted);margin-bottom:65px}.legal-page section{padding:28px 0;border-top:1px solid var(--line)}.legal-page section h2{font-size:1.3rem;margin:0 0 12px}.legal-page ul{margin:0;padding-left:1.35em;color:#415d75}.legal-page li{margin:.45em 0}.legal-page section p{color:#415d75}.legal-page section p:last-child{margin-bottom:0}.reveal{opacity:0;transform:translateY(20px);transition:opacity .65s ease,transform .65s ease}.reveal.is-visible{opacity:1;transform:none}.mobile-break{display:none}:focus-visible{outline:3px solid rgba(25,118,185,.36);outline-offset:4px;border-radius:4px}
@media (max-width:1100px){.global-nav{gap:18px;font-size:.78rem}.hero-grid{grid-template-columns:minmax(430px,.9fr) minmax(0,1.1fr)}.hero h1{font-size:2.85rem}.value-grid{grid-template-columns:repeat(2,1fr)}.message-image{height:540px}}
@media (max-width:960px){.site-header{height:72px}.menu-button{display:flex;align-items:center;gap:10px;border:0;background:transparent;color:var(--navy);font-weight:700;padding:12px 0;cursor:pointer}.menu-label{font-size:.78rem}.menu-lines,.menu-lines::before,.menu-lines::after{display:block;width:24px;height:2px;background:currentColor;position:relative;transition:transform .2s,opacity .2s}.menu-lines::before,.menu-lines::after{content:"";position:absolute;left:0}.menu-lines::before{top:-7px}.menu-lines::after{top:7px}.menu-button[aria-expanded="true"] .menu-lines{background:transparent}.menu-button[aria-expanded="true"] .menu-lines::before{top:0;transform:rotate(45deg)}.menu-button[aria-expanded="true"] .menu-lines::after{top:0;transform:rotate(-45deg)}.global-nav{display:flex;position:fixed;top:72px;left:0;right:0;height:calc(100dvh - 72px);padding:32px var(--gutter) 60px;background:#fff;flex-direction:column;align-items:stretch;gap:0;transform:translateX(100%);visibility:hidden;transition:transform .25s,visibility .25s}.global-nav.is-open{transform:none;visibility:visible}.global-nav a{font-size:1rem;padding:18px 0;border-bottom:1px solid var(--line)}.global-nav a::after{display:none}.hero-grid{min-height:auto;grid-template-columns:1fr}.hero-copy{padding:75px 0 46px}.hero-visual{width:calc(100% + var(--gutter) * 2);height:min(56vw,480px);margin:0 calc(-1 * var(--gutter));mask-image:linear-gradient(180deg,transparent 0,#000 16%);-webkit-mask-image:linear-gradient(180deg,transparent 0,#000 16%)}.hero-visual img{object-position:58% center}.split-layout,.approach-heading,.research-grid,.profile-grid{grid-template-columns:1fr;gap:38px}.message-grid{grid-template-columns:1fr;gap:50px}.message-image{height:min(62vw,520px)}.process-list{grid-template-columns:repeat(2,1fr);gap:20px}.process-list li:nth-child(2)::after{display:none}}
@media (max-width:600px){:root{--gutter:20px}.mobile-hero-line{white-space:nowrap}.brand{gap:9px}.brand-ja{font-size:1rem;letter-spacing:.1em}.brand-en{font-size:.62rem;padding-left:9px}.menu-label{display:none}.hero-copy{padding:58px 0 35px}.eyebrow,.section-label{font-size:.72rem;letter-spacing:.13em;margin-bottom:15px}.hero h1{font-size:clamp(1.8rem,8vw,2.15rem);line-height:1.52;letter-spacing:.01em;margin-bottom:21px}.hero-lead{font-size:.95rem;line-height:1.9}.desktop-break{display:none}.mobile-break{display:block}.hero-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:26px}.button{min-width:0;min-height:50px;padding:10px 14px;gap:8px;font-size:.84rem}.hero-visual{height:270px}.section{padding:78px 0}.section h2{font-size:clamp(1.8rem,8vw,2.25rem);line-height:1.55;letter-spacing:.02em}.body-copy{font-size:1rem;line-height:2}.value-grid{grid-template-columns:1fr;gap:12px;margin-top:38px}.value-card{min-height:0;padding:24px}.value-card h3{margin:16px 0 6px}.approach-heading{gap:28px}.process-list{grid-template-columns:1fr;margin-top:40px;border-top:0}.process-list li{display:grid;grid-template-columns:38px 1fr;padding:18px 0;border-top:1px solid var(--line);align-items:center}.process-list li::after{content:"↓"!important;display:block!important;right:4px;top:18px}.process-list li:last-child::after{display:none!important}.process-list span{margin:0}.research-grid{gap:30px}.research-intro{font-size:1rem}.message-image{height:310px;order:2}.message-copy{order:1}.message-copy h2{margin-bottom:24px}.profile-list>div{grid-template-columns:1fr;gap:5px;padding:18px 0}.footer-inner{grid-template-columns:1fr}.footer-links{flex-direction:column;gap:10px}.copyright{margin-top:10px}.footer-brand .brand-en{display:none}.legal-page{padding:70px 0}.legal-date{margin-bottom:40px}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}.reveal{opacity:1;transform:none}}

/* Contact page */
.contact-page{min-height:72vh;padding:clamp(76px,8vw,112px) 0 110px;background:#fff}.contact-container{max-width:760px}.contact-heading{text-align:center;margin-bottom:44px}.contact-heading .section-label{margin-bottom:14px}.contact-heading h1{margin:0;color:var(--navy);font-size:clamp(2.25rem,4.5vw,3.6rem);line-height:1.35;letter-spacing:.035em}.contact-heading>p:last-child{max-width:620px;margin:20px auto 0;color:#415d75;line-height:2}.contact-local-note{display:grid;grid-template-columns:auto 1fr;gap:14px 18px;align-items:start;padding:18px 20px;margin:0 0 36px;border:1px solid #cfe4ee;border-radius:12px;background:var(--soft-blue);color:#415d75;font-size:.9rem;line-height:1.7}.contact-local-note strong{color:var(--navy);white-space:nowrap}.contact-form{display:grid;gap:28px}.form-field{display:grid;gap:9px}.form-field>label,.form-fieldset legend{font-weight:700;color:var(--navy);font-size:.95rem}.required-badge,.optional-badge{display:inline-flex;align-items:center;min-height:20px;margin-left:8px;padding:1px 7px;border-radius:4px;font-size:.68rem;line-height:1.4;vertical-align:middle}.required-badge{background:#e95656;color:#fff}.optional-badge{background:#e8eff3;color:#5d7285}.form-field input[type="text"],.form-field input[type="email"],.form-field textarea{width:100%;border:1px solid #cfdde5;border-radius:8px;background:#fff;color:var(--ink);font:inherit;font-size:1rem;line-height:1.65;padding:14px 15px;transition:border-color .2s,box-shadow .2s}.form-field input[type="text"],.form-field input[type="email"]{min-height:54px}.form-field textarea{resize:vertical;min-height:210px}.form-field input::placeholder,.form-field textarea::placeholder{color:#91a0ac}.form-field input:focus,.form-field textarea:focus{outline:0;border-color:var(--blue);box-shadow:0 0 0 4px rgba(25,118,185,.1)}.form-field input[aria-invalid="true"],.form-field textarea[aria-invalid="true"]{border-color:#d94848}.form-fieldset{border:0;padding:0;margin:0;min-width:0}.choice-list{display:grid;grid-template-columns:1fr 1fr;gap:10px 18px;margin-top:10px}.choice-list label,.privacy-consent label{display:flex;align-items:flex-start;gap:10px;cursor:pointer;color:#415d75;line-height:1.65}.choice-list input,.privacy-consent input{width:18px;height:18px;margin:4px 0 0;accent-color:var(--blue);flex:0 0 auto}.form-help{margin:0;color:var(--muted);font-size:.8rem}.field-error{min-height:1.25em;margin:0;color:#c13d3d;font-size:.8rem;font-weight:700}.privacy-consent{padding:20px;border:1px solid var(--line);border-radius:10px;background:#fbfdfe}.privacy-consent .field-error{margin-top:8px}.form-actions{display:flex;justify-content:center;padding-top:6px}.contact-submit{min-width:300px}.contact-confirm,.contact-complete{scroll-margin-top:110px}.contact-confirm h2,.contact-complete h2{margin:0 0 14px;color:var(--navy);font-size:clamp(1.9rem,3.5vw,2.7rem);line-height:1.4}.confirm-lead{margin:0 0 30px;color:#415d75}.confirm-list{margin:0;border-top:1px solid var(--line)}.confirm-list>div{display:grid;grid-template-columns:170px 1fr;gap:26px;padding:21px 0;border-bottom:1px solid var(--line)}.confirm-list dt{font-weight:700;color:var(--navy)}.confirm-list dd{margin:0;color:#415d75;white-space:pre-wrap;overflow-wrap:anywhere}.confirm-actions{display:flex;justify-content:center;gap:14px;margin-top:34px}.contact-complete{text-align:center;padding:48px 36px;border:1px solid var(--line);border-radius:16px;background:var(--soft-green)}.complete-mark{display:grid;place-items:center;width:54px;height:54px;margin:0 auto 18px;border-radius:50%;background:var(--green);color:#fff;font-size:1.65rem;font-weight:800}.contact-complete p:not(.section-label){max-width:580px;margin:0 auto 28px;color:#415d75;line-height:2}.contact-fallback{text-align:center;margin:48px 0 0;color:var(--muted);font-size:.84rem}.contact-fallback .text-link{font-size:inherit}

@media (max-width:600px){.contact-page{padding:58px 0 80px}.contact-heading{text-align:left;margin-bottom:30px}.contact-heading>p:last-child{margin:15px 0 0}.contact-local-note{grid-template-columns:1fr;gap:4px;padding:16px;margin-bottom:28px}.choice-list{grid-template-columns:1fr;gap:8px}.form-field input[type="text"],.form-field input[type="email"],.form-field textarea{font-size:16px}.contact-submit{width:100%;min-width:0}.confirm-list>div{grid-template-columns:1fr;gap:5px;padding:17px 0}.confirm-actions{display:grid;grid-template-columns:1fr;gap:10px}.confirm-actions .button{width:100%}.contact-complete{padding:34px 20px}.contact-fallback{text-align:left}}