:root{--navy:#102d3e;--ink:#193443;--teal:#257b77;--pale:#f2f6f5;--line:#dce5e5;--muted:#64757e;--white:#fff}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;color:var(--ink);background:#fff;font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;font-size:15px;line-height:1.9;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #b47d17;outline-offset:5px}.skip{position:absolute;left:20px;top:-100px;z-index:20;background:white;padding:10px}.skip:focus{top:10px}.preview-bar{background:#e5edec;min-height:29px;padding:5px 24px;text-align:center;letter-spacing:.13em;font-size:10px;font-weight:600;color:#4b656b}.preview-bar span{letter-spacing:.04em;margin-left:18px;font-weight:400}.header{height:100px;display:flex;align-items:center;justify-content:space-between;padding:0 6.5%;border-bottom:1px solid #edf1f1;gap:25px}.brand{display:flex;align-items:center;gap:12px;width:max-content}.brand-word{font-size:27px;font-family:Arial,sans-serif;font-weight:700;line-height:1;letter-spacing:.04em}.brand-word>span{font-weight:400}.brand-word small{display:block;font-family:"Noto Sans JP","Yu Gothic",sans-serif;font-size:9px;letter-spacing:.12em;margin-top:9px;font-weight:500}.brand-mark{width:31px;height:30px;display:flex;align-items:center;transform:skewY(-23deg);gap:4px}.brand-mark i{display:block;width:7px;height:22px;background:var(--navy)}.brand-mark i:nth-child(2){height:33px;background:var(--teal)}.brand-mark i:nth-child(3){height:25px}.header nav{display:flex;gap:42px;align-items:center;font-size:13px;font-weight:600}.header nav a{position:relative}.header nav a[aria-current=page]:not(:last-child):after{content:"";position:absolute;bottom:-11px;left:0;right:0;height:2px;background:var(--teal)}.header nav a:last-child{background:var(--navy);color:white;padding:13px 23px}.header nav a span{margin-left:27px}.header nav a:hover{color:var(--teal)}.header nav a:last-child:hover{color:#a4e7dc}.menu-button{display:none}.hero{min-height:640px;background:var(--navy);color:white;display:grid;grid-template-columns:1.05fr 1fr;padding:70px 5% 44px 8%;overflow:hidden;position:relative}.hero-copy{position:relative;z-index:1}.eyebrow{font-family:Arial,sans-serif;font-size:11px;line-height:1.3;letter-spacing:.18em;color:var(--teal);font-weight:700;margin:0 0 24px}.eyebrow.light{color:#98c9c7}.hero h1{font-size:clamp(36px,4.2vw,62px);font-weight:500;letter-spacing:.05em;line-height:1.55;margin:27px 0 22px}.hero h1 span{color:#a1ded4}.hero-description{color:#cad8de;font-size:13px;line-height:2.25;margin-bottom:33px}.button{display:inline-flex;min-height:54px;align-items:center;justify-content:space-between;gap:45px;padding:15px 25px;font-size:13px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:background .18s,color .18s,transform .18s}.button span{font-family:Arial,sans-serif;font-size:20px;line-height:1}.button:hover{transform:translateY(-2px)}.button-light{background:white;color:var(--ink)}.button-light:hover{background:#dff1ee}.button-dark{background:var(--navy);color:white}.button-dark:hover{background:#255364}.scroll-link{display:flex;align-items:center;width:max-content;gap:28px;margin-top:57px;font-family:Arial,sans-serif;font-size:9px;letter-spacing:.17em;color:#a5bcc7}.scroll-link span{font-size:21px}.hero-art{align-self:center;position:relative;margin:-60px -30px -5px -25px}.network{width:100%;display:block;max-height:560px}.art-caption{display:block;text-align:center;font-family:Arial,sans-serif;font-size:8px;letter-spacing:.18em;color:#98b1bd;margin-top:-8px}.section{padding:105px 8%}.section-heading{display:flex;justify-content:space-between;gap:50px;align-items:flex-end;margin-bottom:50px}h2{font-size:30px;line-height:1.65;font-weight:500;letter-spacing:.035em;margin:0}.section-heading>p{font-size:13px;line-height:2.2;color:var(--muted);margin:0 0 7px}.services{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.service{padding:28px 30px 32px 0}.service+.service{border-left:1px solid var(--line);padding-left:30px}.service:last-child{padding-right:0}.service-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:29px}.number{font-family:Arial,sans-serif;font-size:11px;letter-spacing:.12em;color:var(--muted)}.service svg{width:53px;height:53px;stroke:var(--teal);fill:none;stroke-width:1.2;stroke-linejoin:round}.service .eyebrow{font-size:9px;margin-bottom:11px}.service h3{font-size:21px;font-weight:500;margin:0 0 17px}.service>p:not(.eyebrow){color:var(--muted);font-size:13px;line-height:2.1;margin-bottom:23px}.service-tag{font-size:10px;display:block;color:var(--teal);letter-spacing:0}.about-strip{display:grid;grid-template-columns:1fr 1fr;background:var(--pale);margin:0 8% 100px}.about-visual{background:#163d4d;min-height:425px;position:relative;overflow:hidden;color:#b2d3d5}.visual-kicker{position:absolute;left:35px;top:30px;font-size:9px;font-family:Arial,sans-serif;letter-spacing:.18em;line-height:1.8}.arc{position:absolute;border:1px solid #5f969e;width:350px;height:350px;border-radius:50%;transform:rotate(-35deg) scaleX(.56);top:47px;left:calc(50% - 175px)}.arc-two{transform:rotate(25deg) scaleX(.56);border-color:#8ac9c0}.arc-three{transform:rotate(85deg) scaleX(.56);border-color:#5f969e}.visual-location{position:absolute;left:35px;bottom:25px;font-family:Arial,sans-serif;font-size:9px;letter-spacing:.17em}.about-copy{padding:48px 44px;align-self:center}.about-copy h2{font-size:27px}.about-copy>p:not(.eyebrow){font-size:13px;line-height:2.15;color:var(--muted);margin:22px 0}.text-link{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #879d9f;font-size:12px;padding:10px 0}.text-link span{font-size:23px}.text-link:hover{color:var(--teal)}.contact-cta{background:#edf4f2;padding:55px 8%;display:flex;align-items:center;justify-content:space-between;gap:40px}.contact-cta .eyebrow{margin-bottom:15px}.contact-cta h2{font-size:25px}.contact-cta p:not(.eyebrow){font-size:12px;color:var(--muted);margin-bottom:0}.contact-cta .button{min-width:224px}footer{padding:57px 8% 24px;background:#fff}.footer-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:40px}.footer-top>p{font-size:12px;letter-spacing:.06em}.footer-bottom{border-top:1px solid var(--line);padding-top:23px;display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:9px;letter-spacing:.03em;color:var(--muted)}.footer-bottom>span{font-family:Arial,sans-serif}.footer-bottom nav{display:flex;gap:26px}.footer-bottom a:hover{color:var(--teal)}.page-heading{background:var(--navy);color:white;padding:59px 8% 66px;position:relative;overflow:hidden}.page-heading:after{content:"";position:absolute;width:510px;height:510px;border:1px solid #366473;border-radius:50%;right:2%;top:-320px;pointer-events:none}.page-heading .eyebrow{color:#9ccec6;margin-bottom:18px}.page-heading h1{font-size:40px;letter-spacing:.08em;font-weight:500;line-height:1.5;margin:0 0 19px}.page-heading>p:last-of-type{font-size:13px;color:#c6d6db;margin-bottom:0}.heading-line{display:block;position:absolute;bottom:0;left:8%;width:75px;height:3px;background:#8acdc1}.company-intro{display:grid;grid-template-columns:1fr 2fr;gap:70px;padding-bottom:75px}.company-intro>div{max-width:680px}.company-intro p:not(.eyebrow){font-size:14px;color:var(--muted);margin:25px 0 0;line-height:2.1}.profile-section{padding-top:30px;max-width:1280px;margin:auto}.profile-section .section-heading{margin-bottom:30px}.profile{border-top:1px solid #b9c9cc;margin:0}.profile>div{display:grid;grid-template-columns:33% 1fr;border-bottom:1px solid var(--line);padding:24px 20px;gap:20px}.profile dt{font-size:12px;font-weight:500}.profile dd{margin:0;font-size:14px}.profile dd a{border-bottom:1px solid #b8c6c8}.detail{display:block;font-size:11px;color:var(--muted);margin-top:6px}.contact-layout{display:grid;grid-template-columns:1fr 1.6fr;gap:85px;align-items:start}.contact-aside h2{font-size:29px}.contact-aside>p:not(.eyebrow){font-size:13px;color:var(--muted);line-height:2.2;margin:24px 0 40px}.phone-block{border-top:1px solid var(--line);padding-top:25px}.phone-block>span{font-size:12px}.phone-block>a{display:block;font-size:25px;font-family:Arial,sans-serif;letter-spacing:.03em;margin:8px 0}.phone-block>a span{font-size:18px;margin-left:10px;color:var(--teal)}.phone-block small{font-size:11px;color:var(--muted)}.preview-notice{background:#edf4f2;border-left:3px solid var(--teal);padding:20px 24px;font-size:12px;margin-bottom:32px}.preview-notice strong{font-weight:600}.preview-notice p{margin:7px 0 0;color:#516a6e;line-height:1.9}.preview-notice a{text-decoration:underline;text-underline-offset:3px}.required-note{font-size:11px;color:var(--muted);margin-bottom:25px}.required,.optional{font-size:9px;letter-spacing:.02em;display:inline-block;padding:0 7px;line-height:1.9;margin-left:9px}.required{background:#e6eeeb;color:#21594f}.required-note .required{margin-left:0}.optional{background:#eff1f2;color:#697980}.field{margin-bottom:24px}.field label{display:block;font-size:13px;font-weight:500;margin-bottom:9px}.field input,.field textarea,.field select{width:100%;background:#fbfcfc;border:1px solid #cbd8da;border-radius:0;min-height:48px;padding:11px 14px;color:var(--ink);font-size:14px;line-height:1.7}.field input::placeholder,.field textarea::placeholder{color:#8c989f;font-size:12px}.field textarea{resize:vertical}.privacy-note{padding:20px 0;border-top:1px solid var(--line);font-size:11px;color:var(--muted);margin:7px 0 25px}.privacy-note strong{font-weight:500;color:var(--ink)}.privacy-note p{margin:8px 0 0}.form-button{width:100%}.form-caption{font-size:10px;color:var(--muted);text-align:center}.form-status{padding:18px;background:#edf4f2;font-size:12px;border-left:3px solid var(--teal)}
@media(min-width:1500px){.hero{padding-left:max(8%,calc((100% - 1260px)/2));padding-right:max(5%,calc((100% - 1350px)/2))}.section{padding-left:max(8%,calc((100% - 1260px)/2));padding-right:max(8%,calc((100% - 1260px)/2))}.hero h1{font-size:62px}}
@media(max-width:1000px){.header{padding:0 5%;height:90px}.header nav{gap:24px}.hero{padding:60px 5% 35px;min-height:595px}.hero h1{font-size:43px}.hero-description{font-size:12px}.hero-art{margin:0 -60px 0 -40px}.section{padding:75px 6%}.section-heading{gap:30px}.section-heading>p{font-size:12px;max-width:45%}.service{padding-right:21px}.service+.service{padding-left:21px}.service h3{font-size:18px}.service-tag{font-size:9px}.about-strip{margin:0 6% 75px}.about-copy{padding:36px 30px}.about-copy h2{font-size:24px}.contact-cta{padding:45px 6%}.contact-cta h2{font-size:21px}.contact-layout{gap:45px}.company-intro{gap:35px}.profile-section{padding-top:20px}}
@media(max-width:700px){.preview-bar{font-size:8px;padding:5px 10px;line-height:1.6}.preview-bar span{margin-left:7px;font-size:8px;letter-spacing:0}.header{height:78px;padding:0 6%;position:relative;z-index:10}.brand-word{font-size:23px}.brand-word small{font-size:8px}.brand-mark{width:26px;transform:scale(.85) skewY(-23deg)}.brand{gap:8px}.menu-button{display:flex;align-items:center;gap:13px;background:transparent;border:0;color:var(--ink);font-size:11px;padding:12px 0 12px 12px;cursor:pointer}.menu-button span{font-size:22px;font-weight:300}.header nav{display:none;position:absolute;top:78px;left:0;right:0;background:white;border-bottom:1px solid var(--line);padding:18px 6% 24px;box-shadow:0 10px 18px #102d3e0a}.header nav.is-open{display:flex;flex-direction:column;align-items:stretch;gap:0}.header nav a{padding:13px 0}.header nav a[aria-current=page]:not(:last-child):after{display:none}.header nav a:last-child{margin-top:8px;display:flex;justify-content:space-between}.hero{display:block;padding:45px 7% 27px;min-height:0}.hero h1{font-size:clamp(32px,8.7vw,48px);line-height:1.65;margin-top:22px}.hero .eyebrow{font-size:9px}.hero-description{font-size:11px;line-height:2.3;max-width:100%}.hero .button{font-size:12px;min-height:50px}.hero-art{position:relative;margin:-10px auto 0;width:95%;max-width:420px}.network{max-height:290px}.art-caption{font-size:6px;margin-top:0}.scroll-link{display:none}.hero-copy{z-index:1}.section{padding:61px 7%}.eyebrow{font-size:10px;margin-bottom:18px}h2{font-size:25px}.section-heading{display:block;margin-bottom:32px}.section-heading>p{max-width:100%;font-size:12px;margin-top:22px}.desktop{display:none}.services{display:block;border-bottom:0}.service,.service+.service{padding:24px 0 27px;border-left:0;border-bottom:1px solid var(--line)}.service-top{margin-bottom:10px}.service svg{width:44px;height:44px}.service h3{font-size:21px}.service>p:not(.eyebrow){font-size:13px;margin-bottom:18px}.service-tag{font-size:10px}.about-strip{margin:0 7% 60px;display:flex;flex-direction:column}.about-visual{min-height:280px}.arc{width:240px;height:240px;top:22px;left:calc(50% - 120px)}.visual-kicker{left:22px;top:23px;font-size:8px}.visual-location{left:22px;bottom:20px;font-size:8px}.about-copy{padding:34px 25px 35px}.about-copy h2{font-size:24px}.about-copy>p:not(.eyebrow){font-size:12px}.contact-cta{display:block;padding:39px 7% 43px}.contact-cta h2{font-size:22px}.contact-cta p:not(.eyebrow){font-size:12px;margin-top:15px}.contact-cta .button{margin-top:24px;width:100%}footer{padding:40px 7% 23px}.footer-top{display:block;padding-bottom:26px}.footer-top>p{font-size:10px;margin:20px 0 0}.footer-bottom{flex-wrap:wrap;font-size:8px;gap:22px}.footer-bottom nav{order:-1;width:100%;font-size:10px;gap:28px}.page-heading{padding:40px 7% 43px}.page-heading h1{font-size:32px}.page-heading>p:last-of-type{font-size:12px;max-width:300px}.page-heading:after{right:-270px;top:-270px}.heading-line{left:7%}.company-intro{display:block;padding-bottom:40px}.company-intro h2{font-size:26px}.company-intro p:not(.eyebrow){font-size:13px}.profile-section{padding-top:17px}.profile>div{display:block;padding:19px 0}.profile dt{font-size:11px;color:var(--muted);margin-bottom:7px}.profile dd{font-size:13px}.contact-layout{display:block}.contact-aside h2 br{display:none}.contact-aside h2{font-size:25px}.contact-aside>p:not(.eyebrow){margin:18px 0 24px;font-size:12px}.contact-aside>p:not(.eyebrow) br{display:none}.phone-block{margin-bottom:36px;padding-top:18px}.phone-block>a{font-size:25px}.preview-notice{padding:17px;font-size:11px}.field label{font-size:12px}.field input,.field select,.field textarea{font-size:16px}.privacy-note{font-size:11px}.form-button{font-size:12px}.contact-layout.section{padding-top:40px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

/* Light-blue revision: white, sky blue, and navy for a clear, trustworthy tone. */
:root{--navy:#153c55;--ink:#193b51;--teal:#267dae;--pale:#f0f8fc;--line:#d9e8f0;--muted:#586f7e}
.preview-bar{background:#e8f4fb;color:#526e80}.header{border-color:#e5eff5}.header nav a:last-child{background:#e2f2fc;color:var(--navy);border:1px solid #c6e3f4}.header nav a:last-child:hover{background:#cce9fa;color:var(--navy)}
.hero{background:linear-gradient(115deg,#f3faff 0%,#e4f4fe 52%,#cce8f8 100%);color:var(--ink);gap:35px;min-height:620px;padding-right:6.5%}.eyebrow.light{color:#397ba4}.hero h1 span{color:#2589bd}.hero-description{color:#506c7e}.hero .button-light{background:var(--navy);color:white}.hero .button-light:hover{background:#286183}.scroll-link{color:#4f7792}.hero-art{margin:0;min-width:0}.art-caption{color:#55788d;font-size:8px;margin-top:15px;line-height:1.8}
.hero-art>.network{filter:drop-shadow(0 8px 22px #3d89b022)}.hero-art>.network g[fill="#102d3e"]{fill:#edf8ff;stroke:#4a96bf}.hero-art>.network g[fill="#a8c2cb"]{fill:#346787}.hero-art>.network path[stroke="#9ae9da"]{stroke:#3185b1}.hero-art>.network g[fill="#8ce4d3"]{fill:#3995c7}
.hero-photo{margin:0;position:relative;padding:14px 14px 0;background:#ffffff91;border:1px solid #ffffff;box-shadow:0 18px 45px #477a9c1c}.hero-photo img{display:block;width:100%;height:405px;object-fit:cover;object-position:65% center;border:1px solid #d7e8f0}.hero-photo figcaption{display:flex;justify-content:space-between;gap:10px;color:#50728a;font-size:9px;letter-spacing:.12em;padding:12px 0;font-family:Arial,sans-serif}.hero-photo figcaption span{font-family:inherit;font-size:9px;letter-spacing:0}
.service .eyebrow{color:#3c80a5}.service>p:not(.eyebrow){margin-bottom:16px;line-height:2.12}.service-tag{border-top:1px solid #e5eff5;padding-top:17px;margin-top:22px;line-height:1.9}.about-visual{background:#dbedf9;color:#345e79}.arc{border-color:#80b4d4}.arc-two{border-color:#4899c8}.arc-three{border-color:#80b4d4}.contact-cta{background:#eaf5fc}.page-heading{background:linear-gradient(110deg,#f1f9fe,#dbeefa);color:var(--ink)}.page-heading .eyebrow{color:#3981ab}.page-heading>p:last-of-type{color:#58768a}.page-heading:after{border-color:#b4d8ee}.heading-line{background:#64b5e2}.preview-notice,.form-status{background:#eff8fd}.preview-notice p{color:#527185}.required{background:#e4f2fa;color:#2e6e96}.button-dark:hover{background:#286183}.button-light:hover{background:#dceffa}
@media(max-width:1000px){.hero{gap:25px;padding-right:5%}.hero h1{font-size:40px}.hero-photo{padding:10px 10px 0}.hero-photo img{height:365px}.hero-photo figcaption{font-size:7px}.service-tag{font-size:9px}}
@media(max-width:700px){.hero{padding:40px 7% 32px;min-height:0}.hero h1{font-size:clamp(32px,8.7vw,48px)}.hero-description{font-size:12px;line-height:2.15}.hero-art{margin:32px auto 0;width:100%;max-width:480px}.hero-photo img{height:auto;aspect-ratio:4/3;object-fit:cover}.hero-photo figcaption{font-size:8px}.art-caption{font-size:6px;margin-top:11px}.service-tag{font-size:10px}.service>p:not(.eyebrow){font-size:13px}.page-heading{background:linear-gradient(110deg,#f2faff,#d9eefc)}}
.infrastructure-section{padding:0 8% 90px}.infra-heading{border-top:1px solid var(--line);padding-top:45px;display:grid;grid-template-columns:1fr 1.25fr;column-gap:40px;align-items:end}.infra-heading .eyebrow{grid-column:1/-1}.infra-heading h2{font-size:27px}.infra-heading>p:last-child{font-size:13px;color:var(--muted);margin:0 0 5px;line-height:2.1}.infra-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:28px;margin-top:35px;align-items:stretch}.topology-figure,.switch-figure{margin:0;min-width:0;background:#edf7fd;position:relative}.topology-figure .network{height:330px;max-height:none}.topology-figure g[fill="#102d3e"]{fill:#eff9ff;stroke:#4897c2}.topology-figure g[fill="#a8c2cb"]{fill:#3e708f}.topology-figure path[stroke="#9ae9da"]{stroke:#2d85b4}.topology-figure g[fill="#8ce4d3"]{fill:#328fbc}.topology-figure figcaption{padding:0 18px 17px;font-size:9px;color:#4c738c;text-align:center}.switch-figure img{display:block;width:100%;height:330px;object-fit:cover}.switch-figure figcaption{font-size:9px;line-height:1.5;color:#54738a;padding:14px 18px;text-align:right}.hero-photo figcaption{flex-wrap:wrap;row-gap:4px}
@media(max-width:1000px){.infrastructure-section{padding:0 6% 70px}.infra-heading h2{font-size:24px}.infra-heading>p:last-child{font-size:12px}.infra-grid{gap:20px}.topology-figure .network,.switch-figure img{height:270px}}
@media(max-width:700px){.infrastructure-section{padding:0 7% 60px}.infra-heading{display:block;padding-top:32px}.infra-heading h2{font-size:25px}.infra-heading>p:last-child{margin-top:18px}.infra-grid{display:flex;flex-direction:column;gap:18px;margin-top:25px}.topology-figure .network{height:275px}.switch-figure img{height:auto;aspect-ratio:3/2}.topology-figure figcaption,.switch-figure figcaption{font-size:8px}.hero-photo figcaption span{font-size:8px}}

/* Revision 2: remove the two abstract illustrations, retaining the switch image. */
.infrastructure-section{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:center}.infra-heading{display:block;border:0;padding:0}.infra-heading>p:last-child{margin-top:24px}.infra-grid{display:block;margin:0}.switch-figure img{height:330px}.about-strip{display:block}.about-copy{max-width:850px;padding:48px 55px}.about-copy h2{font-size:28px}.about-copy>.about-lead{font-size:17px;color:var(--ink);margin-bottom:16px}.about-copy .text-link{max-width:430px}.hero-photo img{object-position:center}
@media(max-width:1000px){.infrastructure-section{gap:30px}.about-copy{padding:40px}.about-copy h2{font-size:26px}}
@media(max-width:700px){.infrastructure-section{display:block}.infra-heading>p:last-child{margin-top:18px}.infra-grid{margin-top:25px}.switch-figure img{height:auto}.about-copy{padding:32px 25px}.about-copy h2{font-size:22px;line-height:1.7}.about-copy>.about-lead{font-size:14px}.about-copy h2 br{display:none}}

/* Hero caption removed at user request; preserve the frame with even padding. */
.hero-photo{padding-bottom:14px}
@media(max-width:1000px){.hero-photo{padding-bottom:10px}}
/* Contact form states only. */
.consent-field{display:flex;gap:10px;align-items:flex-start;font-size:12px;line-height:1.8;margin:0 0 24px;cursor:pointer}.consent-field input{flex:none;width:17px;height:17px;margin:3px 0 0;accent-color:var(--navy)}.form-button:disabled{opacity:.65;cursor:default;transform:none}.form-status[data-state="error"]{background:#fff6ed;border-color:#9b5323;color:#704021}.form-status[data-state="pending"]{background:#edf6fc}.form-status[data-state="success"]{background:#edf7f0;border-color:#397a4d;color:#2b5c3b}