:root{--ink:#112632;--muted:#50616a;--line:#d6dfdf;--green:#5ce0bd;--paper:#f7f9f9}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;color:var(--ink);background:var(--paper);font-family:"Yu Gothic","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;font-size:16px;line-height:1.9}a{color:inherit;text-decoration:none}a:focus-visible{outline:3px solid #16806b;outline-offset:6px}.skip{position:fixed;left:12px;top:-80px;background:white;padding:12px;z-index:10}.skip:focus{top:12px}.header{min-height:102px;display:flex;align-items:center;justify-content:space-between;padding:22px 5%;gap:24px;background:var(--paper)}.brand{display:flex;flex-direction:column}.wordmark{font-family:Arial,sans-serif;letter-spacing:.04em;font-weight:800;font-size:25px;line-height:1.2}.wordmark b{font-weight:400}.brand-ja{font-size:12px;letter-spacing:.12em;margin-top:7px}nav{display:flex;align-items:center;gap:32px;font-size:14px;font-weight:600}nav 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article>div:last-child{grid-column:2}.number{font-size:20px}h3{font-size:22px}.en{margin-bottom:0}.service-list article>div>p:not(.en){font-size:15px}.group-flow{grid-template-columns:1fr;gap:20px}.group-flow h3{font-size:21px}.connection{transform:rotate(90deg);width:40px}.group-note{font-size:14px}.company dl{margin-top:30px}dl>div{grid-template-columns:80px 1fr;gap:14px}dd{font-size:14px}.contact-links{margin-top:30px}.contact-links strong{font-size:23px}footer{display:block;padding:30px 6%}footer small{display:block;margin-top:16px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
/* Editorial direction: deep blue, generous space, flowing identity. */
:root{--ink:#06374a;--muted:#52646a;--line:#d7dddc;--green:#adbfbe;--paper:#f8f8f5}
body{background:var(--paper);font-weight:400}.header{position:relative;min-height:144px;padding:32px 5% 23px;display:flex;flex-direction:column;gap:25px;border-bottom:1px solid #d7dddc}.brand{text-align:center}.wordmark{font-size:29px;letter-spacing:.15em;font-weight:600}.wordmark b{font-weight:600}.brand-ja{letter-spacing:.2em;font-size:12px}.header nav{gap:46px;font-size:14px;font-weight:400}.nav-contact{padding:0;border:0}.nav-contact span{display:none}
.hero{min-height:730px;background:#eef0ed;color:var(--ink);display:grid;grid-template-columns:1.25fr 1fr;align-items:center;padding:25px 7% 0;overflow:hidden;position:relative}.hero-art{align-self:center;position:relative;margin:0 -20px 0 -50px}.hero-art img{width:100%;height:auto;display:block;mix-blend-mode:multiply;animation:arrive 1.5s ease-out both}.hero-content{padding:30px 0 30px 6%;z-index:1}.hero .eyebrow{color:#526c72;letter-spacing:.24em;font-size:12px;margin-bottom:29px}h1{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:clamp(37px,4vw,62px);font-weight:400;letter-spacing:.12em;line-height:1.7;margin-bottom:26px}.hero-copy{color:var(--muted);font-size:16px;line-height:2.2;letter-spacing:.08em}.button{border:none;border-bottom:1px solid #748d92;padding:10px 0;gap:45px;font-size:14px}.button:hover{background:transparent;color:#668489}.hero-bottom{grid-column:1/-1;width:100%;color:#607679;border-top:1px solid #cbd6d4;margin-top:0;padding:20px 0;font-size:12px;letter-spacing:.16em}
.section{padding:115px 8%}.eyebrow,.eyebrow.dark{color:#647b7e;font-size:12px;letter-spacing:.2em}h2{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-weight:400;font-size:36px;line-height:1.8;letter-spacing:.1em}.intro{grid-template-columns:1fr 1.15fr;gap:90px;padding-top:130px;padding-bottom:130px;max-width:none}.intro h2{font-size:36px}.editorial-word{display:block;font:italic 54px/1.3 Georgia,serif;letter-spacing:-.035em;color:#789296;margin-top:48px}.intro p:not(.eyebrow){line-height:2.3;font-size:16px}.services{background:#fff}.section-heading{margin-bottom:55px}.section-heading>p{font-size:16px;line-height:2.1}.service-list article{grid-template-columns:40px .95fr 1.15fr;padding:43px 0;gap:35px}.number{font:italic 20px Georgia,serif;color:#7c9194}h3{font-weight:400;font-size:23px;letter-spacing:.06em}.en{font:italic 16px Georgia,serif;color:#7c9194}.service-list article>div>p:not(.en){line-height:2.2}.service-list ul{font-size:14px}.service-list li::marker{color:#8ba09f}
.group{background:#e8eeeb;color:var(--ink);position:relative;overflow:hidden}.group .section-heading>p,.group-flow p,.group-note{color:var(--muted)}.group-flow{border-color:#b7c7c5;padding:42px 0;gap:35px}.group-label{color:#5d7779;letter-spacing:.12em;font-size:14px}.group-flow h3{font-size:24px}.connection{color:#7c9495}.group-note{line-height:2}.company{grid-template-columns:1fr 1.3fr;gap:90px}.company dl>div{padding:23px 0}.contact{background:#073849;color:#fafbf7;grid-template-columns:1fr 1fr;gap:70px}.contact .eyebrow{color:#b3c7c9}.contact h2{font-size:34px}.contact p{color:#c0ced0;font-size:14px;line-height:2.2}.contact-links>a,.contact-links>a:first-child{border-color:#52737c}.contact-links strong{font:400 clamp(20px,2vw,29px)/1.7 Arial,sans-serif;letter-spacing:.02em}.contact-links>a>span:first-child{color:#c0ced0}.contact-links>a{padding:25px 32px 25px 0}.link-arrow{font-size:20px;color:#b9cdd0}footer{padding:43px 8%}footer .wordmark{font-size:20px}
@keyframes arrive{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}
@media(min-width:1600px){.section{padding-left:max(8%,calc((100vw - 1280px)/2));padding-right:max(8%,calc((100vw - 1280px)/2))}}
@media(max-width:900px){.hero{min-height:630px;padding-left:5%;padding-right:5%;grid-template-columns:1.1fr 1fr}.hero-art{margin-left:-30px}.hero-content{padding-left:3%}.section{padding:85px 6%}.intro,.company{gap:40px}.editorial-word{font-size:43px}.intro h2,h2{font-size:30px}.service-list article{gap:22px}.group-flow h3{font-size:21px}.contact{gap:30px}.contact h2{font-size:29px}}
@media(max-width:640px){.header{min-height:130px;padding:25px 5% 20px;gap:22px}.wordmark{font-size:23px}.brand-ja{font-size:12px}.header nav{gap:20px;margin:0;font-size:12px}.hero{display:flex;flex-direction:column;padding:0 6%;min-height:auto}.hero-art{width:100%;margin:-40px 0 -60px}.hero-art img{width:100%}.hero-content{text-align:center;padding:0 0 42px;width:100%}.hero .eyebrow{font-size:12px;margin-bottom:20px}h1{font-size:36px;line-height:1.65;letter-spacing:.12em;margin-bottom:20px}.hero-copy{font-size:15px;line-height:2;margin-bottom:24px}.hero-bottom{display:flex;justify-content:space-between;font-size:12px;letter-spacing:.04em;padding:17px 0}.hero-bottom span:last-child{margin:0;font-size:12px}.section{padding:67px 7%}.intro{display:block}.editorial-word{font-size:39px;margin:20px 0 40px}.intro h2,h2{font-size:29px}.intro p:not(.eyebrow){font-size:16px;line-height:2.15}.section-heading>p{font-size:15px}.service-list article{grid-template-columns:25px 1fr;gap:13px;padding:32px 0}.service-list article>div:last-child{grid-column:2}.service-list h3{font-size:22px}.service-list article>div>p:not(.en){font-size:16px}.en{font-size:15px}.group-flow{grid-template-columns:1fr;gap:22px;padding:32px 0}.group-flow h3{font-size:21px}.group-flow p{font-size:14px}.connection{transform:rotate(90deg)}.company{display:block}.contact{display:block}.contact h2{font-size:28px}.contact-links strong{font-size:22px}.contact-links{margin-top:38px}footer .wordmark{font-size:18px}}
@media(prefers-reduced-motion:reduce){.hero-art img{animation:none}}
.hero-art img{mask-image:linear-gradient(to right,transparent,#000 9%,#000 91%,transparent),linear-gradient(to bottom,transparent,#000 23%,#000 74%,transparent);mask-composite:intersect}
/* Full-bleed photographic opening. */
.header{position:absolute;top:0;left:0;width:100%;z-index:5;color:white;background:linear-gradient(180deg,rgba(0,16,22,.65),transparent);border:0;min-height:125px;padding:30px 5% 20px;gap:21px}.header .brand-ja{font-size:12px}.header nav a:hover{color:white;text-decoration:underline;text-underline-offset:7px}.hero{height:94svh;min-height:680px;max-height:1100px;display:flex;flex-direction:column;justify-content:flex-end;padding:0 6% 28px;background:#17323b;color:white}.hero-art{position:absolute;inset:0;margin:0;width:100%;height:100%;z-index:0}.hero-art img{width:100%;height:100%;object-fit:cover;object-position:50% 55%;mix-blend-mode:normal;mask-image:none;animation:none}.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,10,15,.13) 20%,rgba(0,10,15,.04) 42%,rgba(0,14,20,.72) 100%);pointer-events:none}.hero-content{position:relative;z-index:1;padding:0 0 44px;text-align:center;width:100%;max-width:950px}.hero .eyebrow{color:#fff;margin-bottom:18px;letter-spacing:.22em}.hero h1{font-family:"Yu Gothic","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;font-weight:400;font-size:clamp(30px,3vw,45px);line-height:1.65;letter-spacing:.08em;margin-bottom:17px}.hero-copy{color:#fff;font-size:16px;line-height:1.9;margin-bottom:25px}.hero-copy br{display:none}.hero .button{border:1px solid white;border-radius:40px;padding:10px 30px;gap:20px;min-height:48px;color:white;font-size:14px;background:rgba(0,20,25,.12)}.hero .button:hover{background:white;color:#06374a}.hero .button span{display:none}.hero-bottom{position:relative;z-index:1;border:0;margin:0;padding:0;color:#fff;font-size:12px;display:flex;justify-content:space-between}.philosophy-logo{display:block;width:min(300px,100%);height:auto;mix-blend-mode:multiply;mask-image:linear-gradient(to bottom,transparent,#000 25%,#000 75%,transparent);margin:5px 0 -40px}.intro{background:#fff}.services{background:#f5f5f2}.section-heading h2{font-family:"Yu Gothic",Meiryo,sans-serif;font-size:30px;letter-spacing:.05em}.contact{background:#e9eeeb;color:var(--ink)}.contact .eyebrow,.contact p,.contact-links>a>span:first-child{color:#52646a}.contact-links>a,.contact-links>a:first-child{border-color:#abbdbd}.link-arrow{color:var(--ink)}
@media(max-width:640px){.header{min-height:125px;padding:25px 5% 15px;gap:19px}.header .wordmark{font-size:22px}.header nav{gap:27px;font-size:13px}.hero{height:90svh;min-height:650px;max-height:900px;padding:0 6% 22px}.hero-art{width:100%;margin:0}.hero-art img{object-position:56% 50%}.hero-content{padding:0 0 35px}.hero h1{font-size:29px;max-width:310px;margin:0 auto 17px;text-wrap:balance}.hero .eyebrow{font-size:12px;margin-bottom:16px}.hero-copy{font-size:14px;max-width:300px;margin:0 auto 24px}.hero-copy br{display:block}.hero-bottom{font-size:10px;letter-spacing:.02em}.hero-bottom span:last-child{font-size:10px}.philosophy-logo{width:240px;margin:-20px auto 5px}.section-heading h2{font-size:27px}}
/* Supplied engineering imagery and symbol-only logo. */
.header .wordmark{font-family:Impact,"Arial Narrow","Yu Gothic",sans-serif;font-weight:900;font-size:36px;letter-spacing:.055em;line-height:1.1}.header .wordmark b{font-weight:900}.logo-symbol{width:min(340px,100%);aspect-ratio:3.1;overflow:hidden;position:relative;margin:42px 0 0}.logo-symbol img{position:absolute;width:116%;height:auto;max-width:none;left:-8%;top:-105%;mix-blend-mode:multiply}.service-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:35px}.service-list article{display:flex;flex-direction:column;gap:0;padding:0 0 28px;border-top:0;border-bottom:1px solid var(--line);min-width:0}.service-image{margin:0 0 28px;width:100%;height:330px;background:white;overflow:hidden}.service-image img{display:block;width:100%;height:100%;object-fit:contain}.service-list .number{font-size:18px;margin-bottom:12px;padding:0}.service-list h3{font-size:22px;letter-spacing:.01em}.service-list .en{font-size:15px;margin-bottom:23px}.service-list article>div>p:not(.en){font-size:16px;line-height:2}.service-list ul{font-size:14px}.service-list article:last-child{border-bottom:1px solid var(--line)}
@media(max-width:900px){.service-list{gap:22px}.service-image{height:260px}.service-list h3{font-size:19px}}
@media(max-width:640px){.header .wordmark{font-size:30px}.logo-symbol{width:280px;margin:30px auto}.service-list{grid-template-columns:1fr;gap:40px}.service-image{height:360px;margin-bottom:24px}.service-list h3{font-size:23px}.service-list article{padding-bottom:30px}}
.logo-symbol{aspect-ratio:3.5}.logo-symbol img{top:-110%}
/* Restrained type and alternating editorial sequence. */
.header .wordmark,.header .wordmark b{font-family:"Arial Narrow",Arial,sans-serif;font-weight:400;font-size:29px;letter-spacing:.21em}.header .brand-ja{letter-spacing:.16em}.editorial-word{font-style:normal;font-size:44px;line-height:1.4;color:#526970}
.logo-symbol{width:min(360px,100%);aspect-ratio:800 / 280;position:relative;overflow:hidden;margin:44px 0 0}.logo-symbol img{position:absolute;width:128%;height:auto;left:-12.5%;top:-89.3%;max-width:none;mix-blend-mode:multiply}
.service-list{display:block}.service-list article{display:grid;grid-template-columns:1.2fr 1fr;grid-template-rows:auto auto auto 1fr;column-gap:9%;row-gap:0;padding:60px 0 80px;margin:0;border:0;align-items:start}.service-list article+article{border-top:1px solid var(--line)}.service-list article:last-child{border-bottom:0;padding-bottom:0}.service-list .service-image{grid-column:1;grid-row:1 / 5;margin:0;position:relative;width:100%;height:auto;aspect-ratio:1 / 1.08;overflow:hidden;background:#fff}.service-image img{position:absolute;width:108%;height:108%;max-width:none;left:-4%;top:-4%;object-fit:cover}.service-list .number{grid-column:2;grid-row:1;font:400 13px/1.7 Arial,sans-serif;letter-spacing:.12em;margin:40px 0 20px;color:#64777c}.story-caption{grid-column:2;grid-row:2;font-family:"Yu Mincho",serif;font-size:27px;line-height:1.7;font-weight:400;margin:0 0 28px;letter-spacing:.03em}.service-list article>div:nth-last-child(2){grid-column:2;grid-row:3}.service-list article>div:last-child{grid-column:2;grid-row:4}.service-list h3{font-size:18px;font-weight:400;letter-spacing:.06em;margin-bottom:8px}.service-list .en{font:400 13px/1.7 Arial,sans-serif;letter-spacing:.03em;margin-bottom:25px}.service-list article>div>p:not(.en){line-height:2.15}.service-list article:nth-child(2){grid-template-columns:1fr 1.2fr}.service-list article:nth-child(2) .service-image{grid-column:2}.service-list article:nth-child(2) .number,.service-list article:nth-child(2) .story-caption,.service-list article:nth-child(2)>div{grid-column:1}.services{background:#f8f9f7}.section-heading{margin-bottom:12px}
@media(max-width:900px){.service-list article{column-gap:6%;padding:45px 0 60px}.service-list .number{margin-top:5px}.story-caption{font-size:23px}.service-list .service-image{aspect-ratio:1 / 1.3}}
@media(max-width:640px){.header .wordmark,.header .wordmark b{font-size:23px;letter-spacing:.15em}.editorial-word{font-size:37px}.logo-symbol{width:280px;margin:30px auto}.service-list article,.service-list article:nth-child(2){display:flex;flex-direction:column;padding:38px 0 48px;gap:0}.service-list .service-image{width:91%;aspect-ratio:1 / 1.08;margin:0 9% 28px 0}.service-list article:nth-child(2) .service-image{margin:0 0 28px 9%}.service-list article:nth-child(2)>div,.service-list article:nth-child(2) .story-caption,.service-list article:nth-child(2) .number{margin-left:6%}.service-list .number{margin:0 0 12px}.story-caption{font-size:25px;margin-bottom:22px}.service-list h3{font-size:19px}.service-list .en{margin-bottom:20px}}
.logo-symbol{aspect-ratio:850 / 285}.logo-symbol img{width:120.4706%;left:-10%;top:-87.7193%}

/* Persistent brand banner and clearer photographic caption. */
.header{position:sticky;top:0;left:auto;display:flex;flex-direction:row;justify-content:space-between;align-items:center;min-height:98px;padding:20px 6%;gap:28px;background:#f8f8f5;color:#06374a;border-bottom:1px solid #d5dddc;z-index:5}.header .brand{text-align:left}.header .brand-ja{font-family:Arial,sans-serif;letter-spacing:.1em;margin-top:9px}.header nav{margin:0;gap:35px}.header nav a:hover{color:#06374a}.hero{height:calc(94svh - 98px);min-height:590px}.hero::after{background:linear-gradient(180deg,rgba(0,12,18,.03) 20%,rgba(0,12,18,.12) 38%,rgba(0,12,18,.65) 65%,rgba(0,12,18,.9) 100%)}.hero-content{padding-bottom:40px}.hero h1,.hero-copy,.hero .eyebrow{text-shadow:0 1px 6px rgba(0,0,0,.4)}html{scroll-padding-top:120px}
@media(max-width:640px){.header{flex-direction:column;min-height:126px;padding:18px 5% 15px;gap:17px}.header .brand{text-align:center}.header .brand-ja{margin-top:7px}.header nav{gap:28px}.hero{height:calc(100svh - 126px);min-height:530px}.hero-content{padding-bottom:32px}html{scroll-padding-top:145px}}

/* Centered signature with a compact navigation menu. */
.header{display:grid;grid-template-columns:1fr auto 1fr;min-height:108px;padding:21px 5%}.header .brand{grid-column:2;grid-row:1;text-align:center}.menu-panel{grid-column:1;grid-row:1;justify-self:start;position:relative}.menu-panel summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:16px;padding:12px 0;font:400 14px/1.5 Arial,sans-serif;letter-spacing:.08em;min-height:44px}.menu-panel summary::-webkit-details-marker{display:none}.menu-panel summary:focus-visible{outline:2px solid #06374a;outline-offset:6px}.menu-glyph{width:18px;height:8px;border-top:1px solid currentColor;border-bottom:1px solid currentColor}.menu-panel[open] .menu-glyph{height:0;border-bottom:0}.header .menu-panel nav{position:absolute;left:0;top:calc(100% + 20px);width:240px;display:flex;flex-direction:column;align-items:stretch;gap:0;background:#f8f8f5;border:1px solid #d5dddc;padding:12px 24px;box-shadow:0 16px 28px #052d3d14}.menu-panel nav a{padding:16px 0;font-size:14px;border-bottom:1px solid #d5dddc}.menu-panel nav a:last-child{border:0}.hero{height:calc(94svh - 108px)}
@media(max-width:640px){.header{display:grid;grid-template-columns:1fr auto 1fr;min-height:96px;padding:20px 5%;gap:8px}.header .wordmark,.header .wordmark b{font-size:19px;letter-spacing:.08em}.header .brand-ja{font-size:12px}.menu-panel summary{font-size:12px;gap:7px}.menu-glyph{width:13px}.header .menu-panel nav{top:calc(100% + 17px);width:220px}.hero{height:calc(100svh - 96px)}html{scroll-padding-top:115px}}