@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600&family=Noto+Sans+JP:wght@400;500;600;700&display=swap');

:root{--ink:#071424;--navy:#0b2136;--cyan:#39e7d0;--paper:#f3f7f8;--white:#fff;--muted:#aab8c3;--line:rgba(255,255,255,.22);font-family:'DM Sans','Noto Sans JP',sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper)}a{color:inherit;text-decoration:none}button{font:inherit}
.site-header{height:88px;position:absolute;top:0;left:0;right:0;z-index:10;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(24px,5vw,76px);color:#fff;border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:12px;font-weight:600;letter-spacing:.16em}.brand-mark{width:34px;height:34px;display:grid;place-items:center;border:1px solid var(--cyan);color:var(--cyan);font-size:17px}.desktop-nav{height:100%;display:flex;align-items:center;gap:38px;font-size:.74rem;letter-spacing:.16em}.desktop-nav a{transition:color .2s}.desktop-nav a:hover{color:var(--cyan)}.nav-cta{height:100%;display:flex;align-items:center;border-left:1px solid var(--line);padding-left:38px}.menu-button{display:none;background:none;border:0;color:#fff;padding:10px}.menu-button span{display:block;width:26px;height:1px;background:currentColor;margin:6px 0}
.hero{height:min(900px,100svh);min-height:690px;position:relative;overflow:hidden;background:#081625;color:#fff}.hero-image,.hero-shade{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.hero-shade{background:linear-gradient(90deg,rgba(4,15,27,.93) 0%,rgba(5,17,30,.62) 46%,rgba(5,17,30,.1) 78%),linear-gradient(0deg,rgba(4,14,25,.45),transparent 50%)}
.hero-content{position:absolute;left:clamp(24px,10vw,154px);top:51%;transform:translateY(-43%);max-width:760px}.eyebrow,.section-kicker{font-size:.72rem;letter-spacing:.24em;color:var(--cyan);font-weight:600}.hero h1{font-family:'Noto Sans JP',sans-serif;font-size:clamp(3rem,6.1vw,6rem);line-height:1.2;letter-spacing:.02em;margin:28px 0 30px;font-weight:500}.hero h1 em{font-style:normal;color:var(--cyan)}.hero-copy{font-size:clamp(1rem,1.3vw,1.18rem);line-height:2;letter-spacing:.08em;color:#dce5ea}.text-link{display:inline-flex;align-items:center;gap:34px;margin-top:30px;padding-bottom:10px;border-bottom:1px solid var(--cyan);font-size:.88rem;letter-spacing:.08em}.text-link span{color:var(--cyan);font-size:1.3rem}
.hero-index{position:absolute;right:clamp(24px,4vw,64px);top:50%;display:flex;flex-direction:column;align-items:center;gap:14px;font-size:.65rem;letter-spacing:.15em;color:#ced8de}.hero-index .line{width:1px;height:88px;background:linear-gradient(var(--cyan) 42%,var(--line) 42%)}.scroll{position:absolute;right:clamp(24px,5vw,76px);bottom:30px;display:flex;align-items:center;gap:18px;font-size:.6rem;letter-spacing:.22em;writing-mode:vertical-rl}.scroll i{height:45px;width:1px;background:var(--cyan)}
.intro{padding:clamp(88px,13vw,180px) clamp(24px,10vw,154px);display:grid;grid-template-columns:minmax(160px,1fr) 3fr;gap:50px;background:var(--paper)}.section-kicker{color:#168f82;margin:10px 0}.intro-copy{display:grid;grid-template-columns:1.2fr 1fr;gap:clamp(40px,7vw,110px);align-items:start}.intro h2{margin:0;font-size:clamp(2rem,3.2vw,3.6rem);line-height:1.45;font-weight:500;letter-spacing:.03em}.intro-copy p{margin:8px 0 0;line-height:2.15;font-size:1rem;color:#4f626f}
@media(max-width:760px){.site-header{height:72px}.desktop-nav{display:none}.menu-button{display:block}.hero{min-height:650px}.hero-image{object-position:64% center}.hero-shade{background:linear-gradient(90deg,rgba(4,15,27,.92),rgba(4,15,27,.34)),linear-gradient(0deg,rgba(4,15,27,.6),transparent)}.hero-content{top:50%;left:24px;right:24px}.hero h1{font-size:clamp(2.7rem,12vw,4.2rem);line-height:1.32}.hero-index{display:none}.scroll{right:20px}.intro{grid-template-columns:1fr;gap:28px}.intro-copy{grid-template-columns:1fr;gap:30px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
.mobile-menu{display:none}
.services{padding:clamp(90px,12vw,170px) clamp(24px,10vw,154px);background:var(--ink);color:#fff}.section-head{display:grid;grid-template-columns:1fr 2fr 1fr;gap:50px;align-items:start;margin-bottom:clamp(60px,9vw,120px)}.section-head h2,.about h2,.contact h2{font-size:clamp(2.2rem,4vw,4.3rem);line-height:1.4;letter-spacing:.03em;font-weight:500;margin:0}.section-head>p:last-child{line-height:2;color:#aebbc5;margin:10px 0}.service-list{border-top:1px solid rgba(255,255,255,.15)}.service-list article{position:relative;display:grid;grid-template-columns:1fr 3fr 1fr;gap:40px;padding:62px 0;border-bottom:1px solid rgba(255,255,255,.15);overflow:hidden}.service-no{color:var(--cyan);font-size:.75rem;letter-spacing:.16em}.service-body{max-width:660px}.service-body h3{font-size:clamp(1.55rem,2.1vw,2.3rem);font-weight:500;margin:0 0 22px}.service-body p{color:#b9c5cd;line-height:1.9;margin:0 0 24px}.service-body ul{display:flex;gap:10px;flex-wrap:wrap;list-style:none;padding:0;margin:0}.service-body li{font-size:.76rem;border:1px solid rgba(255,255,255,.22);padding:8px 13px;color:#d5dde2}.service-symbol{align-self:center;justify-self:end;font-size:clamp(3.8rem,7vw,7.5rem);font-weight:600;color:transparent;-webkit-text-stroke:1px rgba(57,231,208,.35);letter-spacing:-.08em}
.about{min-height:760px;display:grid;grid-template-columns:1fr 1fr;background:#fff}.about-visual{position:relative;display:flex;align-items:center;justify-content:center;background:repeating-linear-gradient(90deg,transparent 0,transparent calc(25% - 1px),rgba(7,20,36,.07) 25%);overflow:hidden;color:var(--ink)}.about-visual span,.about-visual b{font-size:clamp(9rem,20vw,20rem);line-height:1;font-weight:600;letter-spacing:-.13em}.about-visual b{color:var(--cyan);font-weight:600;mix-blend-mode:multiply}.about-visual i{position:absolute;width:42%;height:2px;background:var(--ink);transform:rotate(-52deg)}.about-content{padding:clamp(80px,11vw,150px) clamp(24px,8vw,120px)}.about-content>p:not(.section-kicker){line-height:2.15;color:#50616d;max-width:620px;margin:38px 0 55px}.values{border-top:1px solid #cfd9dd}.values div{display:grid;grid-template-columns:1fr 1fr;padding:18px 0;border-bottom:1px solid #cfd9dd}.values strong{font-size:1.1rem}.values span{color:#596c78}
.company{position:relative;padding:clamp(90px,12vw,170px) clamp(24px,10vw,154px);background:var(--paper)}.section-head.compact{grid-template-columns:1fr 2fr 1fr;margin-bottom:65px}.section-head.compact>p:last-child{color:#71828c}.company-table{width:min(820px,72%);margin:0}.company-table div{display:grid;grid-template-columns:180px 1fr;padding:23px 0;border-top:1px solid #bac8ce}.company-table div:last-child{border-bottom:1px solid #bac8ce}.company-table dt{font-size:.82rem;color:#6b7c86}.company-table dd{margin:0;line-height:1.7}.company-table small{display:block;color:#82919a;margin-top:4px}.recruit-card{position:absolute;right:clamp(24px,8vw,120px);bottom:clamp(90px,12vw,170px);width:min(330px,26vw);aspect-ratio:1;background:var(--cyan);padding:38px;color:var(--ink);display:flex;flex-direction:column;justify-content:space-between}.recruit-card p{font-size:.7rem;letter-spacing:.2em;margin:0}.recruit-card h3{font-size:clamp(1.5rem,2.2vw,2.2rem);line-height:1.5;font-weight:500;margin:0}.recruit-card span{font-size:.8rem}
.contact{display:grid;grid-template-columns:1fr 1fr;gap:clamp(50px,8vw,120px);padding:clamp(90px,12vw,170px) clamp(24px,10vw,154px);background:#0a1a2b;color:#fff}.contact-intro>p:last-child{line-height:2;color:#afbdc6;max-width:530px;margin-top:35px}.contact-form{display:flex;flex-direction:column;gap:25px}.contact-form>label:not(.consent){display:grid;grid-template-columns:1fr auto;gap:8px;font-size:.84rem;letter-spacing:.06em}.contact-form label>span{font-size:.66rem;color:var(--cyan)}.contact-form input:not([type=checkbox]),.contact-form textarea{grid-column:1/-1;width:100%;border:0;border-bottom:1px solid #536371;background:transparent;color:#fff;border-radius:0;padding:12px 0;font:inherit;resize:vertical;outline:none}.contact-form input:focus,.contact-form textarea:focus{border-color:var(--cyan)}.consent{display:flex;align-items:center;gap:10px}.consent input{accent-color:var(--cyan);width:18px;height:18px}.consent span{font-size:.78rem!important;color:#d4dde2!important}.submit-button{border:0;background:var(--cyan);color:var(--ink);padding:19px 24px;display:flex;justify-content:space-between;font-weight:600;cursor:pointer}.form-note{font-size:.72rem;color:#8fa0aa;margin:0}.form-success{display:none;border-left:3px solid var(--cyan);background:rgba(57,231,208,.08);padding:18px}.form-success.show{display:flex;flex-direction:column;gap:5px}.form-success span{font-size:.8rem;color:#b8c5cc}
footer{display:grid;grid-template-columns:1fr 1fr;gap:30px;padding:70px clamp(24px,5vw,76px) 30px;background:#050e18;color:#fff;border-top:1px solid rgba(255,255,255,.12)}.footer-brand{justify-self:start}footer>p{margin:8px 0;color:#aebbc5}footer>div{grid-column:1/-1;display:flex;gap:30px;margin:40px 0 60px;font-size:.75rem;letter-spacing:.12em}footer>small{grid-column:1/-1;color:#65747e;font-size:.65rem;letter-spacing:.1em}
@media(max-width:980px){.section-head{grid-template-columns:1fr 2fr}.section-head>p:last-child{grid-column:2}.service-list article{grid-template-columns:70px 1fr}.service-symbol{display:none}.about{grid-template-columns:1fr}.about-visual{min-height:480px}.company-table{width:100%}.recruit-card{position:relative;right:auto;bottom:auto;width:100%;aspect-ratio:auto;min-height:260px;margin-top:60px}.contact{grid-template-columns:1fr}}
@media(max-width:760px){.site-header{height:72px;position:absolute}.site-header.menu-open{position:fixed}.desktop-nav{display:none}.menu-button{display:block;z-index:21}.menu-button span{transition:transform .25s}.site-header.menu-open .menu-button span:first-child{transform:translateY(3.5px) rotate(45deg)}.site-header.menu-open .menu-button span:last-child{transform:translateY(-3.5px) rotate(-45deg)}.mobile-menu{position:fixed;z-index:9;inset:0;background:var(--ink);color:#fff;padding:115px 24px 40px}.mobile-menu.open{display:block}.mobile-menu nav{display:flex;flex-direction:column}.mobile-menu a{font-size:2rem;padding:18px 0;border-bottom:1px solid rgba(255,255,255,.15)}.mobile-menu small{font-size:.65rem;color:var(--cyan);margin-right:20px}.section-head,.section-head.compact{grid-template-columns:1fr;gap:20px}.section-head>p:last-child{grid-column:auto}.service-list article{grid-template-columns:38px 1fr;gap:12px;padding:44px 0}.about-visual{min-height:340px}.about-content{padding-top:80px;padding-bottom:80px}.values div{grid-template-columns:1fr;gap:5px}.company-table div{grid-template-columns:1fr;gap:8px}.contact{gap:60px}footer{grid-template-columns:1fr}footer>div,footer>small{grid-column:auto}footer>div{margin:20px 0 45px;flex-wrap:wrap}}