:root{
 --navy:#172B4D;--gold:#B4955B;--body:#293241;--paper:#fff;--mist:#F6F7F9;--line:#DFE3E8;
 --jp:'Noto Sans JP','Noto Sans CJK JP',sans-serif;--en:'EB Garamond',Georgia,serif;
}
*,*:before,*:after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--body);font-family:var(--jp);font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit}
a:focus-visible,button:focus-visible{outline:3px solid var(--gold);outline-offset:4px}
.wrap{width:min(calc(100% - 88px),1160px);margin-inline:auto}
.skip-link{position:fixed;top:-100px;left:16px;background:var(--navy);padding:10px 18px;color:white;z-index:100}
.skip-link:focus{top:12px}
.site-header{background:white;position:relative;z-index:10;border-bottom:1px solid #E9EBED}
.site-header__inner{min-height:120px;display:flex;align-items:center;justify-content:space-between}
.site-logo{display:flex;align-items:center;flex-shrink:0;width:144px}
.site-logo img{display:block;width:100%}
.desktop-nav{display:flex;align-items:center;gap:39px;font-size:13px;font-weight:500;letter-spacing:.08em;color:var(--navy)}
.desktop-nav a:not(.desktop-nav__contact){padding:18px 0;position:relative}
.desktop-nav a:not(.desktop-nav__contact):after{content:"";position:absolute;bottom:11px;left:0;right:100%;height:1px;background:var(--gold);transition:right .2s}
.desktop-nav a:hover:after{right:0}
.desktop-nav__contact{border:1px solid var(--navy);padding:13px 19px 13px 22px;display:flex;align-items:center;gap:30px;transition:background .2s,color .2s}
.desktop-nav__contact:hover{background:var(--navy);color:white}
.desktop-nav__contact span{font-size:18px;line-height:1}
.menu-button,.mobile-nav{display:none}
.hero{padding-top:50px}
.hero-panel{height:510px;position:relative;overflow:hidden;display:grid;place-items:center;background:linear-gradient(123deg,rgba(23,43,77,.020) 0 23%, transparent 23% 78%,rgba(23,43,77,.018) 78%),var(--mist);border:1px solid #E7EAEE}
.hero-panel::before,.hero-panel::after{content:"";position:absolute;width:100%;height:1px;background:linear-gradient(to right,transparent,var(--gold),transparent);opacity:.68}
.hero-panel::before{top:0}.hero-panel::after{bottom:0;opacity:.4}
.hero-panel__corner{position:absolute;width:30px;height:30px;border-color:rgba(180,149,91,.58);border-style:solid;z-index:1}
.hero-panel__corner--tl{top:24px;left:24px;border-width:1px 0 0 1px}
.hero-panel__corner--br{bottom:24px;right:24px;border-width:0 1px 1px 0}
.hero-panel__content{text-align:center;padding:45px 28px 25px;max-width:1050px;width:100%;}
.identity-words__desktop{display:flex;align-items:center;justify-content:center;gap:23px;font:400 clamp(40px,4.2vw,60px)/1.2 var(--en);color:var(--navy);white-space:nowrap;letter-spacing:-.012em}
.identity-words em{font-family:var(--en);font-style:normal;font-size:.80em;color:var(--gold);font-weight:400}
.identity-words__mobile{display:none}
.identity-equals{display:flex;justify-content:center;align-items:baseline;gap:22px;margin:17px 0 0;color:var(--navy);font-family:var(--en);line-height:1}
.identity-equals__symbol{font-size:clamp(42px,5.3vw,65px);font-weight:400;color:var(--gold)}
.identity-equals__wordmark{display:block;width:min(43vw,455px);height:auto;object-fit:contain;flex-shrink:1}
.identity-rule{width:50px;height:1px;background:var(--gold);margin:31px auto 25px}
.hero-tagline{margin:0;color:var(--navy);font-size:clamp(18px,1.9vw,24px);font-weight:500;line-height:1.7;letter-spacing:.11em}
.mobile-break{display:none}
.intro{padding-top:82px;padding-bottom:93px}
.intro__body{max-width:820px;margin:0 auto;padding-left:35px;border-left:2px solid var(--gold)}
.intro__body p{font-size:16px;line-height:2.18;letter-spacing:.035em;margin:0 0 18px}
.intro__body p:last-child{margin:0}
.section{scroll-margin-top:32px}
.services{padding:99px 0 105px;background:white;border-top:1px solid #EDEEF0}
.section-heading{display:flex;align-items:end;justify-content:space-between;gap:44px;margin-bottom:35px}
.section-kicker{font:500 16px/1.2 var(--en);letter-spacing:.17em;color:var(--gold);text-transform:uppercase}
.section-heading h2,.company h2,.contact h2{color:var(--navy);font-size:32px;font-weight:600;letter-spacing:.12em;margin:12px 0 0;line-height:1.35}
.section-heading__rule{height:1px;background:var(--line);flex:1;margin-bottom:12px}
.service-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border:1px solid var(--line);gap:0}
.service-card{min-height:246px;padding:36px 41px 35px;position:relative;background:white}
.service-card:nth-child(odd){border-right:1px solid var(--line)}
.service-card:nth-child(-n+2){border-bottom:1px solid var(--line)}
.service-card__number{font:400 33px/1 var(--en);color:var(--gold)}
.service-card h3{font-size:21px;font-weight:600;letter-spacing:.025em;margin:16px 0 13px;color:var(--navy)}
.service-card p{font-size:14px;line-height:2.05;letter-spacing:.018em;margin:0;max-width:475px}
.section-footer{display:flex;justify-content:flex-end;margin-top:28px}
.text-link{font-size:14px;font-weight:600;letter-spacing:.04em;color:var(--navy);border-bottom:1px solid var(--navy);padding-bottom:9px;display:inline-flex;align-items:center;gap:37px}
.text-link span,.outline-button span,.contact-button span{font-size:20px;line-height:1}
.text-link:hover,.outline-button:hover{color:#405a88}
.company{background:var(--mist);padding:98px 0}
.company__inner{display:grid;grid-template-columns:1fr 1.25fr;gap:100px;align-items:center}
.company h2{font-size:31px}
.company__content{max-width:590px}
.company__content p{margin:0 0 29px;font-size:16px;line-height:2.05}
.outline-button{border:1px solid var(--navy);display:inline-flex;align-items:center;justify-content:space-between;min-width:210px;gap:40px;padding:14px 18px;color:var(--navy);font-size:13px;font-weight:600;letter-spacing:.07em;transition:background .2s}
.outline-button:hover{background:white}
.contact{background:var(--navy);color:white;padding:80px 0 84px}
.contact__inner{display:flex;justify-content:space-between;align-items:center;gap:48px}
.contact .section-kicker{color:#D5BD8C}
.contact h2{color:white;font-size:30px;margin-top:12px}
.contact p{font-size:15px;line-height:2.1;margin:23px 0 0;color:#F1F3F6}
.contact-button{background:white;color:var(--navy);min-width:260px;flex-shrink:0;display:inline-flex;align-items:center;justify-content:space-between;gap:25px;padding:18px 22px;font-size:14px;font-weight:600;letter-spacing:.02em;transition:background .2s}
.contact-button:hover{background:#F2EDE3}
.site-footer{background:#132440;border-top:1px solid rgba(255,255,255,.15);color:#c4cbd6}
.site-footer__inner{padding:42px 0 35px;display:grid;grid-template-columns:1fr auto;row-gap:24px;align-items:center}
.footer-brand{font:500 31px/1 var(--en);color:white;letter-spacing:.06em}
.footer-brand span{font-size:21px}
.footer-links{display:flex;gap:26px;font-size:12px;letter-spacing:.01em}
.footer-links a:hover{text-decoration:underline}
.site-footer small{font:400 12px/1.4 var(--en);letter-spacing:.07em;grid-column:1 / -1}
@media (max-width:820px){
 .wrap{width:min(calc(100% - 48px),1160px)}
 .site-header__inner{min-height:96px}
 .site-logo{width:116px}
 .desktop-nav{gap:22px}
 .desktop-nav__contact{gap:14px;padding-inline:12px}
 .hero{padding-top:30px}
 .hero-panel{height:430px}
 .identity-words__desktop{font-size:clamp(32px,5vw,43px);gap:10px}
 .identity-equals__wordmark{width:min(48vw,390px)}
 .intro{padding-block:65px}
 .services{padding-block:74px}
 .service-card{padding:30px;min-height:260px}
 .company__inner{gap:35px}
}
@media (max-width:640px){
 body{font-size:16px}
 .wrap{width:calc(100% - 36px)}
 .site-header__inner{min-height:91px}
 .site-logo{width:111px}
 .desktop-nav{display:none}
 .menu-button{width:44px;height:44px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:6px;padding:0;background:white;border:1px solid #e3e7eb;border-radius:0;color:var(--navy);cursor:pointer}
 .menu-button span{width:20px;height:1.5px;background:var(--navy);transition:transform .2s,opacity .2s}
 .menu-button[aria-expanded="true"] span:first-child{transform:translateY(7.5px) rotate(45deg)}
 .menu-button[aria-expanded="true"] span:nth-child(2){opacity:0}
 .menu-button[aria-expanded="true"] span:last-child{transform:translateY(-7.5px) rotate(-45deg)}
 .mobile-nav:not([hidden]){display:flex;flex-direction:column;padding:5px 18px 15px;border-top:1px solid var(--line);background:white}
 .mobile-nav a{padding:16px 5px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;color:var(--navy);font-size:14px}
 .hero{padding-top:19px}
 .hero-panel{height:367px;background:linear-gradient(135deg,rgba(23,43,77,.018) 0 27%,transparent 27% 74%,rgba(23,43,77,.017) 74%),var(--mist)}
 .hero-panel__corner{width:19px;height:19px}
 .hero-panel__corner--tl{top:12px;left:12px}
 .hero-panel__corner--br{bottom:12px;right:12px}
 .hero-panel__content{padding:24px 9px 26px}
 .identity-words__desktop{display:none}
 .identity-words__mobile{display:block;font:400 33px/1.15 var(--en);letter-spacing:-.01em;color:var(--navy)}
 .identity-words__mobile>div{display:flex;justify-content:center;gap:9px;align-items:baseline}
 .identity-words__mobile>div+div{margin-top:3px}
 .identity-words__mobile em{font-size:.88em}
 .identity-equals{margin-top:14px;gap:9px;align-items:baseline}
 .identity-equals__symbol{font-size:37px}
 .identity-equals__wordmark{width:min(62vw,250px)}
 .identity-rule{margin:24px auto 20px;width:37px}
 .hero-tagline{font-size:15px;letter-spacing:.04em;line-height:1.9}
 .mobile-break{display:block}
 .intro{padding-top:49px;padding-bottom:63px}
 .intro__body{border-left:2px solid var(--gold);padding-left:19px;padding-right:3px}
 .intro__body p{font-size:14px;line-height:2.15;letter-spacing:.01em;margin-bottom:18px}
 .services{padding:71px 0 76px}
 .section-heading{align-items:start;gap:12px;margin-bottom:28px}
 .section-kicker{font-size:14px}
 .section-heading h2,.company h2,.contact h2{font-size:27px;letter-spacing:.06em;margin-top:10px}
 .section-heading__rule{margin-top:36px}
 .service-grid{display:block}
 .service-card{min-height:0;padding:28px 23px 31px;border-bottom:1px solid var(--line)}
 .service-card:nth-child(odd){border-right:0}
 .service-card:last-child{border-bottom:0}
 .service-card__number{font-size:29px}
 .service-card h3{font-size:19px;margin:13px 0 12px}
 .service-card p{font-size:14px;line-height:2}
 .section-footer{margin-top:24px}
 .text-link{font-size:13px;gap:23px}
 .company{padding:70px 0 73px}
 .company__inner{display:block}
 .company__content{margin-top:21px}
 .company__content p{font-size:14px;line-height:2.05;margin-bottom:25px}
 .outline-button{padding:14px 17px;min-width:207px}
 .contact{padding:71px 0 76px}
 .contact__inner{display:block}
 .contact p{font-size:14px;margin:21px 0 31px}
 .desktop-break{display:none}
 .contact-button{min-width:0;width:100%;padding:18px 20px}
 .site-footer__inner{padding:36px 0 31px;display:block}
 .footer-brand{font-size:30px;display:block;margin-bottom:28px}
 .footer-links{display:grid;grid-template-columns:1fr 1fr;row-gap:14px;column-gap:18px;font-size:12px;margin-bottom:26px}
 .site-footer small{font-size:12px;display:block}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition-duration:0s!important}}