:root{--tf:#53e0cf;--tf-light:#7fded3;--deep:#06282d;--deep2:#0b343a;--ink:#102427;--paper:#f4f8f7;--line:rgba(16,36,39,.16);--pad:clamp(24px,6vw,92px)}
.f-full{margin:0;color:var(--ink);background:#fff;font-family:"DM Sans","Noto Sans JP",sans-serif;line-height:1.8}.f-full *{box-sizing:border-box}.f-full a{color:inherit;text-decoration:none}.f-full img{display:block;max-width:100%}
.ff-head{position:sticky;z-index:20;top:0;height:84px;padding:0 var(--pad);display:flex;align-items:center;justify-content:space-between;color:#fff;background:var(--deep);border-bottom:1px solid rgba(255,255,255,.14)}.ff-logo{width:250px;height:21px;overflow:hidden;color:transparent;font-size:0;background:url("gr-wordmark.png") center/100% auto no-repeat}.ff-nav{display:flex;align-items:center;gap:clamp(17px,2.2vw,34px);font-size:.7rem;font-weight:700;letter-spacing:.08em}.ff-nav a:hover,.ff-nav a[aria-current=page]{color:var(--tf)}.ff-nav .contact{padding:10px 14px;color:var(--deep);background:var(--tf)}.ff-mobile{display:none}
.ff-hero{min-height:72svh;padding:clamp(80px,10vw,150px) var(--pad) 70px;display:flex;flex-direction:column;justify-content:space-between;color:#fff;background:var(--deep)}.ff-kicker{margin:0;color:var(--tf);font-size:.68rem;font-weight:700;letter-spacing:.17em}.ff-hero h1{margin:55px 0 0;font-size:clamp(3.6rem,7.5vw,8.5rem);line-height:.98;letter-spacing:-.075em}.ff-hero h1 span{color:var(--tf)}.ff-hero-bottom{display:flex;justify-content:space-between;gap:50px;align-items:end}.ff-hero-bottom p{max-width:680px;margin:40px 0 0;color:#b7c9ca;font-size:1.08rem;line-height:2}.ff-section{padding:clamp(85px,11vw,160px) var(--pad)}.ff-section.tint{background:var(--paper)}.ff-section.deep{color:#fff;background:var(--deep)}.ff-headline{display:grid;grid-template-columns:200px 1fr;gap:50px;margin-bottom:clamp(55px,7vw,95px)}.ff-headline span{color:#6d7d7f;font-size:.68rem;font-weight:700;letter-spacing:.14em}.ff-headline h2{margin:0;font-size:clamp(2.8rem,6vw,6.8rem);line-height:1.08;letter-spacing:-.065em}.ff-headline h2 em{color:var(--deep);font-style:normal;background:linear-gradient(transparent 72%,var(--tf) 72%)}.deep .ff-headline h2 em{color:#fff}.ff-two{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(50px,8vw,125px)}.ff-large{margin:0;font-size:clamp(1.8rem,3.5vw,3.8rem);font-weight:600;line-height:1.45;letter-spacing:-.045em}.ff-prose{max-width:650px}.ff-prose p{margin:0 0 1.5em;line-height:2}.ff-link{display:inline-flex;gap:45px;padding:12px 0;border-bottom:1px solid;font-size:.78rem;font-weight:700}.ff-link::after{content:"↗"}
.ff-model{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(255,255,255,.22)}.ff-model article{min-height:300px;padding:28px 24px;border-right:1px solid rgba(255,255,255,.22)}.ff-model article:last-child{border-right:0}.ff-model b{color:var(--tf);font-size:.68rem;letter-spacing:.12em}.ff-model h3{margin:85px 0 14px;font-size:1.4rem}.ff-model p{margin:0;color:#9fb3b5;font-size:.88rem}
.ff-list{border-top:1px solid var(--line)}.ff-row{display:grid;grid-template-columns:70px 1fr 1.1fr;gap:40px;padding:38px 0;border-bottom:1px solid var(--line)}.ff-row>span{color:#748487;font-size:.7rem}.ff-row h2{margin:0;font-size:clamp(1.8rem,3.2vw,3.4rem);line-height:1.25;letter-spacing:-.04em}.ff-row p{margin:0;color:#526366}.ff-row ul{margin:15px 0 0;padding-left:1.1em;color:#526366}
.ff-portrait{aspect-ratio:1/1;overflow:hidden;background:#ddd}.ff-portrait img{width:100%;height:100%;object-fit:cover;object-position:50% 50%}.ff-caption{margin:11px 0 0;color:#738285;font-size:.68rem;letter-spacing:.1em}.ff-timeline{border-top:1px solid var(--line)}.ff-time{display:grid;grid-template-columns:100px 1fr;gap:26px;padding:23px 0;border-bottom:1px solid var(--line)}.ff-time b{color:#617174}.ff-time p{margin:0}
.ff-portfolio-section{padding-top:76px}.ff-brands{display:grid;grid-template-columns:repeat(6,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}.ff-brand{grid-column:span 2;min-height:270px;padding:30px;display:flex;flex-direction:column;justify-content:flex-end;position:relative;overflow:hidden;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:background .25s ease}.ff-brand.wide{grid-column:span 3}.ff-brand:hover{background:#f4f8f7}.ff-brand>b{position:absolute;right:20px;top:6px;color:rgba(43,101,104,.08);font-family:Arial,sans-serif;font-size:7.5rem;line-height:1;font-weight:700;letter-spacing:-.08em}.ff-brand.photo{color:#fff}.ff-brand.photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.ff-brand.photo::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(6,40,45,.93),transparent 67%)}.ff-brand>*:not(img){position:relative;z-index:2}.ff-brand span{margin-bottom:auto;color:#62918f;font-size:.67rem;letter-spacing:.12em}.ff-brand.photo span{color:var(--tf-light)}.ff-brand h2{margin:12px 0 5px;font-size:clamp(1.45rem,2.2vw,2.35rem)}.ff-brand p{margin:0;color:#718083}.ff-brand.photo p{color:#d2dddd}
.ff-table{border-top:2px solid var(--deep)}.ff-data{display:grid;grid-template-columns:220px 1fr;gap:35px;padding:23px 0;border-bottom:1px solid var(--line)}.ff-data dt{font-weight:700}.ff-data dd{margin:0;color:#46595c}.ff-criteria{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid rgba(255,255,255,.2)}.ff-criteria article{min-height:225px;padding:28px;border-right:1px solid rgba(255,255,255,.2);border-bottom:1px solid rgba(255,255,255,.2)}.ff-criteria article:nth-child(3n){border-right:0}.ff-criteria span{color:var(--tf);font-size:.68rem}.ff-criteria strong{display:block;margin-top:58px;font-size:1.75rem}.ff-criteria p{margin:8px 0 0;color:#9db1b3;font-size:.85rem}.ff-conditions{border-top:2px solid var(--deep)}.ff-condition{display:grid;grid-template-columns:180px 1fr;gap:35px;padding:21px 0;border-bottom:1px solid var(--line)}
.ff-contact{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(55px,9vw,140px)}.ff-direct a{display:block;padding:18px 0;border-bottom:1px solid var(--line);font-size:1.2rem;font-weight:600}.ff-field{margin-bottom:21px}.ff-field label{display:block;margin-bottom:7px;font-size:.82rem;font-weight:700}.ff-field input,.ff-field select,.ff-field textarea{width:100%;padding:14px 15px;border:1px solid var(--line);border-radius:0;background:#fff;font:inherit}.ff-field textarea{min-height:170px}.ff-submit{border:0;padding:15px 22px;color:var(--deep);background:var(--tf);font:700 .8rem "DM Sans",sans-serif;cursor:pointer}.ff-note{color:#718083;font-size:.76rem}
.ff-cta{padding:clamp(80px,10vw,140px) var(--pad);display:grid;grid-template-columns:1fr auto;gap:40px;align-items:end;color:var(--deep);background:var(--tf)}.ff-cta h2{margin:0;font-size:clamp(2.8rem,6vw,6.7rem);line-height:1.05;letter-spacing:-.065em}.ff-footer{padding:28px var(--pad);display:flex;justify-content:space-between;gap:24px;color:#799194;background:var(--deep);border-top:1px solid rgba(255,255,255,.13);font-size:.65rem;letter-spacing:.08em}
.f-phases{padding:clamp(90px,11vw,150px) clamp(24px,6vw,92px);color:#fff;background:#06282d}.f-phases h2{max-width:1050px;margin:25px 0 0;font-size:clamp(3rem,6.5vw,7.2rem);line-height:1.05;letter-spacing:-.065em}.f-phases .v-label{color:#53e0cf}
@media(max-width:900px){.ff-nav{display:none}.ff-mobile{display:block;position:relative}.ff-mobile summary{list-style:none;color:var(--tf);font-size:.72rem;font-weight:700}.ff-mobile summary::-webkit-details-marker{display:none}.ff-mobile nav{position:fixed;left:0;right:0;top:84px;padding:22px;display:grid;color:#fff;background:var(--deep);border-top:1px solid rgba(255,255,255,.15)}.ff-mobile nav a{padding:10px 0;border-bottom:1px solid rgba(255,255,255,.13)}.ff-headline,.ff-two,.ff-contact{grid-template-columns:1fr}.ff-model,.ff-brands{grid-template-columns:repeat(2,1fr)}.ff-brand,.ff-brand.wide{grid-column:auto}.ff-model article:nth-child(2){border-right:0}.ff-row{grid-template-columns:55px 1fr}.ff-row>div{grid-column:2}.ff-criteria{grid-template-columns:repeat(2,1fr)}.ff-criteria article:nth-child(3n){border-right:1px solid rgba(255,255,255,.2)}.ff-criteria article:nth-child(2n){border-right:0}}
@media(max-width:560px){.ff-head{height:70px;padding-left:20px;padding-right:20px}.ff-logo{width:205px;height:18px}.ff-mobile nav{top:70px}.ff-hero{min-height:650px}.ff-hero h1,.ff-headline h2{font-size:clamp(3rem,15vw,4.8rem)}.ff-hero-bottom{align-items:start;flex-direction:column}.ff-model,.ff-brands,.ff-criteria{grid-template-columns:1fr}.ff-model article,.ff-brand,.ff-criteria article{border-right:0!important}.ff-brand{min-height:230px;padding:25px}.ff-brand>b{font-size:6.2rem}.ff-row{gap:14px}.ff-row h2{font-size:1.8rem}.ff-data,.ff-condition{grid-template-columns:1fr;gap:6px}.ff-cta{grid-template-columns:1fr}.ff-footer{flex-direction:column}}