:root{--bg:#040A20;--bg2:#06102E;--card:#050D28;--lime:#C8F31D;--lime2:#E3FF7A;--blue:#1E6BFF;--blue2:#8FB6FF;--tx:#F3F6FF;--mut:#C3CCE4;--dim:#9AA6C6;--ln:rgba(120,150,230,.22);color-scheme:dark;background:var(--bg)}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{margin:0;background:var(--bg);color:var(--tx);font-family:"Noto Sans JP","Hiragino Sans","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;line-height:1.8;line-break:strict;overflow-wrap:anywhere;padding-bottom:env(safe-area-inset-bottom,0px)}
@supports (word-break:auto-phrase){h1,h2,h3,h4{word-break:auto-phrase;text-wrap:balance}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
img{max-width:100%;display:block}
a{color:var(--lime)}a:hover{color:var(--lime2)}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:6px}
[lang="en"],.logo,.tel a,.ft-tel,.nums b,.kpis b,.cv{font-family:Montserrat,"Noto Sans JP",sans-serif}
h1,h2,h3,h4,p{margin:0}
.wrap{max-width:1200px;margin:0 auto;padding:0 clamp(20px,4vw,40px)}
.skip{position:absolute;left:-9999px;top:8px;z-index:100;background:var(--lime);color:var(--bg);padding:8px 16px;border-radius:8px}.skip:focus{left:12px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 26px;border-radius:999px;font:inherit;font-weight:700;font-size:15px;text-decoration:none;cursor:pointer;border:1.5px solid transparent;transition:background .15s,border-color .15s;white-space:nowrap}
.btn-sm{min-height:42px;padding:0 20px;font-size:14px}
.btn-lime{background:var(--lime);color:var(--bg)}.btn-lime:hover{background:var(--lime2);color:var(--bg)}
.btn-blue{background:var(--blue);color:#fff}.btn-blue:hover{background:#3C80FF;color:#fff}
.btn-line{background:transparent;color:#fff;border-color:rgba(220,230,255,.5)}.btn-line:hover{border-color:#fff;color:#fff}

/* header */
.hd{position:sticky;top:0;z-index:50;background:rgba(4,10,32,.88);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid rgba(120,150,230,.14);padding-top:env(safe-area-inset-top,0px)}
.hd-in{display:flex;align-items:center;gap:24px;min-height:76px}
.logo{display:inline-flex;align-items:flex-start;color:#fff;text-decoration:none;font-weight:700;font-size:26px;letter-spacing:-.02em;line-height:1}
.logo:hover{color:#fff}
.logo .dot{width:7px;height:7px;border-radius:50%;background:var(--blue);align-self:flex-end;margin:0 1px 2px 3px}
.logo svg{width:14px;height:14px;margin-top:-8px;stroke:var(--lime);stroke-width:3.4;fill:none}
.gnav{flex:1;display:flex;align-items:center;gap:24px}
.gnav nav{flex:1;display:flex;justify-content:center;gap:28px}
.gnav nav a{color:#DCE3F7;text-decoration:none;font-size:14px;font-weight:700;padding:10px 0}
.gnav nav a:hover{color:#fff}
.hd-cta{display:flex;gap:10px}
.menu-btn{display:none;margin-left:auto;width:44px;height:44px;border:1px solid var(--ln);border-radius:12px;background:transparent;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.menu-btn span{width:18px;height:2px;background:#fff;border-radius:2px;transition:transform .2s,opacity .2s}
.menu-btn[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-btn[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-btn[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media (max-width:980px){
.menu-btn{display:flex}
.gnav{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:16px;padding:16px clamp(20px,4vw,40px) 24px;background:var(--bg);border-bottom:1px solid var(--ln)}
.gnav.open{display:flex}
.gnav nav{flex-direction:column;gap:0}
.gnav nav a{padding:14px 0;border-bottom:1px solid var(--ln);font-size:16px}
.hd-cta .btn{flex:1}
}

/* hero */
.hero-in{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;padding-top:clamp(48px,7vw,72px);padding-bottom:clamp(48px,7vw,80px)}
.mark{display:flex;align-items:center;gap:10px;font-size:14px;font-weight:700;letter-spacing:.06em;margin-bottom:24px}
.mark::before{content:"";width:4px;height:20px;background:var(--lime)}
.hero h1{font-weight:900;font-size:clamp(36px,4.8vw,60px);line-height:1.25;letter-spacing:.01em}
.lead{margin-top:24px;color:var(--mut);font-size:16px;max-width:30em}
.btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.car-ctl{display:flex;align-items:center;gap:16px;margin-top:40px}
.round{width:44px;height:44px;border-radius:50%;border:1px solid rgba(220,230,255,.4);background:transparent;cursor:pointer;display:grid;place-items:center}
.round svg{width:18px;height:18px;stroke:#fff;stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round}
.round:hover{border-color:#fff}
.dots{display:flex;gap:4px}
.dots button{width:24px;height:44px;padding:0;border:0;background:transparent;cursor:pointer;position:relative}
.dots button::after{content:"";position:absolute;left:8px;right:8px;top:20px;height:4px;border-radius:4px;background:#4A5878;transition:all .2s}
.dots button[aria-current="true"]{width:36px}
.dots button[aria-current="true"]::after{left:4px;right:4px;background:var(--lime)}
.hero-vis{position:relative;aspect-ratio:4/3;border-radius:24px;overflow:hidden;border:1px solid var(--ln);background:var(--bg2)}
.hero-vis img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .6s}
.hero-vis img.on{opacity:1}
@media (max-width:860px){.hero-in{grid-template-columns:1fr;gap:40px}.hero-vis{order:-1;aspect-ratio:16/9}}

/* strip */
.strip{background:var(--bg2);border-top:1px solid rgba(120,150,230,.14);position:relative}
.strip::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:linear-gradient(90deg,var(--lime) 0 34%,var(--blue) 34% 100%)}
.strip-in{list-style:none;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding-top:24px;padding-bottom:27px}
.strip li{display:flex;align-items:center;gap:14px}
.strip .ic{flex:0 0 auto;width:44px;height:44px;border-radius:50%;border:1px solid rgba(200,243,29,.5);display:grid;place-items:center}
.strip .ic svg{width:20px;height:20px;stroke:var(--lime);stroke-width:1.8;fill:none;stroke-linecap:round;stroke-linejoin:round}
.strip p{font-size:13px;color:var(--mut);line-height:1.6}
.strip strong{display:block;font-size:16px;color:#fff}
@media (max-width:860px){.strip-in{grid-template-columns:1fr 1fr}}
@media (max-width:420px){.strip-in{grid-template-columns:1fr}}

/* sections */
.sec{padding:clamp(72px,9vw,112px) 0}
.alt{background:var(--bg2)}
.head{margin-bottom:48px}
.head.center{text-align:center;max-width:780px;margin-left:auto;margin-right:auto}
.head.row{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:16px}
.center{text-align:center}
.eye{color:var(--lime);font-weight:700;font-size:14px;margin-bottom:8px}
.eye-b{color:var(--blue2);font-weight:700;font-size:13px;margin-bottom:12px}
.head h2,.co h2,.cta h2{font-weight:900;font-size:clamp(30px,4vw,44px);line-height:1.35}
.head p:not(.eye){margin-top:16px;color:var(--mut);font-size:15px}
.more{font-weight:700;font-size:14px;text-decoration:none}
.sub{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:700;margin:0 0 20px}
.sub::before{content:"";width:4px;height:22px;background:var(--lime)}

/* product */
.prod{display:grid;grid-template-columns:1fr 1.15fr;gap:48px;align-items:center;padding:clamp(24px,4vw,48px);border:1px solid var(--ln);border-radius:28px;background:var(--card);margin-bottom:72px}
.prod-vis{display:flex;flex-direction:column;gap:8px}
.note{font-size:12px;color:var(--dim)}
.dash{background:#F5F8FF;color:#0B1A3D;border-radius:18px;padding:16px;display:flex;flex-direction:column;gap:12px;box-shadow:0 24px 64px rgba(30,107,255,.25);line-height:1.5}
.dash-top{display:flex;justify-content:space-between;align-items:center;gap:8px;font-size:14px}
.dash-top b span{color:var(--blue)}
.pill{font-size:11px;color:#4A5878;background:#E3EAFB;padding:3px 10px;border-radius:999px}
.kpis{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.kpis div,.panel{background:#fff;border-radius:10px;padding:10px;display:flex;flex-direction:column;gap:2px}
.kpis span{font-size:11px;color:#4A5878}
.kpis b{font-size:clamp(12px,3.4vw,15px);font-weight:800}
.dash-row{display:grid;grid-template-columns:1.3fr 1fr;gap:8px}
.pt{font-size:11px;font-weight:700;margin-bottom:6px}
.bars{display:flex;align-items:flex-end;gap:4px;height:80px}
.bars i{flex:1;background:#7FA8FF;border-radius:3px 3px 0 0}
.bars i.hi{background:var(--blue)}.bars i.lo{background:#C9D6F5}
.tips{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px;font-size:12px;counter-reset:t}
.tips li{display:flex;align-items:center;gap:6px;counter-increment:t}
.tips li::before{content:counter(t);font-family:Montserrat,sans-serif;font-weight:800;color:var(--blue);width:10px}
.tips em{margin-left:auto;font-style:normal;font-size:10px;font-weight:700;padding:1px 7px;border-radius:999px;background:#E8F7C2;color:#3D5A00}
.tips em.h{background:#FFE1D6;color:#9A2E0B}
.prod-body h4{font-size:clamp(28px,3.4vw,38px);font-weight:900;line-height:1.25;margin-bottom:16px}
.prod-body h4 span{font-weight:800}
.prod-body>p:not(.eye-b){color:var(--mut);font-size:15px}
.plus{list-style:none;margin:20px 0 28px;padding:0;display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--mut)}
.plus li{position:relative;padding-left:20px}
.plus li::before{content:"+";position:absolute;left:0;top:-1px;color:var(--lime);font-weight:800;font-size:16px}
.plus b{color:#fff;margin-right:12px}
@media (max-width:860px){.prod{grid-template-columns:1fr}}

/* service cards */
.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.card{position:relative;border:1px solid var(--ln);border-radius:20px;background:var(--card);padding:100px 22px 26px;overflow:hidden}
.card.img{padding-top:100px}
.ctop{position:absolute;left:0;right:0;top:0;height:96px;background-size:cover;background-position:center;-webkit-mask-image:linear-gradient(#000 30%,transparent);mask-image:linear-gradient(#000 30%,transparent);opacity:.9}
.cic{position:absolute;left:22px;top:40px;width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:rgba(5,13,40,.85);border:1px solid rgba(120,150,230,.35)}
.cic svg{width:24px;height:24px;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.cic.lime svg{stroke:var(--lime)}.cic.blue svg{stroke:#6FA0FF}
.card h4{font-size:20px;font-weight:700;margin-top:14px;line-height:1.4}
.card .en{color:var(--blue2);font-weight:700;font-size:12px;margin:2px 0 10px}
.card p:not(.en){color:var(--mut);font-size:14px}
@media (max-width:1040px){.cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.cards{grid-template-columns:1fr}}

/* case */
.case{display:grid;grid-template-columns:.9fr 1.1fr;border:1px solid var(--ln);border-radius:28px;overflow:hidden;background:var(--card)}
.case-vis{display:flex;justify-content:center;align-items:flex-end;gap:clamp(24px,5vw,56px);padding:48px 32px 32px;background:radial-gradient(circle at 70% 20%,rgba(30,107,255,.18),transparent 60%),#0A1838;border-right:1px solid var(--ln);min-height:300px}
.cbar{display:flex;flex-direction:column;align-items:center;justify-content:flex-end;gap:8px;width:clamp(72px,10vw,110px);height:240px}
.cbar i{width:100%;border-radius:12px 12px 0 0;background:#4A5878}
.cbar.up i{background:linear-gradient(180deg,var(--lime),#7FB800)}
.cv{font-weight:800;font-size:18px}.cbar.up .cv{color:var(--lime);font-size:22px}
.cl{font-size:13px;color:var(--mut)}
.case-body{padding:clamp(28px,4vw,48px);display:flex;flex-direction:column;gap:14px}
.tags{display:flex;gap:8px}
.tag{font-size:12px;font-weight:700;padding:3px 12px;border-radius:999px;border:1px solid rgba(220,230,255,.4)}
.tag.lime{background:var(--lime);color:var(--bg);border-color:var(--lime)}
.client{color:var(--blue2);font-weight:700;font-size:14px}
.case h3{font-size:clamp(22px,2.6vw,30px);font-weight:900;line-height:1.45}
.nums{display:flex;flex-wrap:wrap;align-items:flex-end;gap:12px 24px}
.nums div{display:flex;flex-direction:column}
.nums span{font-size:12px;color:var(--dim)}
.nums b{font-size:24px;font-weight:700;color:#DCE3F7;line-height:1.3}
.nums b.big{font-size:34px;font-weight:800;color:var(--lime)}
.nums svg{width:32px;height:20px;margin-bottom:10px;fill:none;stroke:var(--lime);stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.case-body>p{color:var(--mut);font-size:15px}
.case-body>p.small{font-size:12px;color:var(--dim)}
@media (max-width:860px){.case{grid-template-columns:1fr}.case-vis{border-right:0;border-bottom:1px solid var(--ln)}}

/* approach */
.ap{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,56px);align-items:center}
.ap+.ap{margin-top:clamp(56px,7vw,80px)}
.ap.rev .ap-img{order:2}
.ap-img{aspect-ratio:16/10;border-radius:24px;overflow:hidden;border:1px solid var(--ln)}
.ap-img img{width:100%;height:100%;object-fit:cover}
.ap h3{font-size:clamp(22px,2.6vw,28px);font-weight:900;line-height:1.45;margin-bottom:14px}
.ap-body>p:not(.eye-b):not(.chips){color:var(--mut);font-size:15px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.chips span{font-size:13px;font-weight:700;color:var(--lime2);border:1px solid rgba(200,243,29,.45);border-radius:999px;padding:6px 14px}
@media (max-width:860px){.ap{grid-template-columns:1fr}.ap.rev .ap-img{order:0}}

/* company */
.co{display:grid;grid-template-columns:260px 1fr;gap:clamp(32px,5vw,56px)}
.co-side p:not(.eye){color:var(--mut);font-size:14px;margin:16px 0 20px}
.co-side img{border-radius:20px;border:1px solid var(--ln);aspect-ratio:3/2;object-fit:cover;width:100%}
.co-dl{margin:0;border-top:1px solid var(--ln);font-size:15px}
.co-dl div{display:grid;grid-template-columns:140px 1fr;gap:4px 24px;padding:18px 0;border-bottom:1px solid var(--ln)}
.co-dl dt{color:var(--blue2);font-weight:700}
.co-dl dd{margin:0}
.co-dl a{color:var(--tx)}
@media (max-width:760px){.co{grid-template-columns:1fr}.co-dl div{grid-template-columns:1fr}}

/* cta */
.cta h2{margin-bottom:40px}
.cta-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.cta-card{text-align:center;border:1px solid rgba(120,150,230,.32);border-radius:24px;background:#071337;padding:32px 24px;display:flex;flex-direction:column;align-items:center;gap:12px}
.cta-card svg{width:32px;height:32px;fill:none;stroke-width:1.8;stroke-linejoin:round;stroke-linecap:round}
.cta-card svg.lime{stroke:var(--lime)}.cta-card svg.blue{stroke:#4D8DFF}
.cta-card h3{font-size:20px;font-weight:700}
.cta-card p{font-size:14px;color:var(--mut);line-height:1.7}
.cta-card .btn{margin-top:6px}
.tel{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:8px 20px;margin-top:40px}
.tel span{font-size:14px;color:var(--mut)}
.tel a{color:#fff;text-decoration:none;font-weight:800;font-size:clamp(28px,4vw,38px)}
@media (max-width:700px){.cta-cards{grid-template-columns:1fr}}

/* footer */
.ft{background:#030716;border-top:1px solid rgba(120,150,230,.14)}
.ft-in{display:grid;grid-template-columns:1.4fr 2fr;gap:40px;padding-top:48px;padding-bottom:32px}
.ft-co{display:flex;flex-direction:column;gap:10px;font-size:13px;color:var(--mut)}
.ft-name{color:#fff;font-weight:700;font-size:14px;margin-top:10px}
.ft-tel{color:#fff;text-decoration:none;font-weight:800;font-size:18px}
.ft-nav{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ft-nav div{display:flex;flex-direction:column;gap:6px}
.ft-nav p{font-weight:700;font-size:14px;margin-bottom:4px}
.ft-nav a{color:var(--mut);text-decoration:none;font-size:13px;padding:2px 0}
.ft-nav a:hover{color:#fff}
.ft-bot{border-top:1px solid rgba(120,150,230,.14);padding-top:18px;padding-bottom:22px;font-size:12px;color:var(--dim);text-align:right}
@media (max-width:760px){.ft-in{grid-template-columns:1fr}.ft-nav{grid-template-columns:1fr 1fr}.ft-bot{text-align:left}}

/* dialog + form */
.dlg{width:min(640px,calc(100% - 24px));max-height:calc(100dvh - 24px);padding:0;border:1px solid rgba(120,150,230,.35);border-radius:24px;background:#071337;color:var(--tx)}
.dlg::backdrop{background:rgba(2,6,20,.72);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}
.cf{display:flex;flex-direction:column;gap:18px;padding:clamp(22px,4vw,36px)}
.dlg-hd{display:flex;justify-content:space-between;align-items:center;gap:12px}
.dlg-hd h2{font-size:22px;font-weight:900}
.x{width:44px;height:44px;border-radius:50%;border:1px solid var(--ln);background:transparent;cursor:pointer;display:grid;place-items:center}
.x svg{width:18px;height:18px;stroke:#fff;stroke-width:2;fill:none;stroke-linecap:round}
.dlg-lead{font-size:14px;color:var(--mut);margin-top:-8px}
.cf-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:18px}
.cf-field{display:flex;flex-direction:column;gap:6px;min-width:0}
.cf label{font-size:14px;font-weight:700;color:#DCE3F7;display:flex;align-items:center;gap:8px}
.cf .req{font-size:11px;font-weight:700;color:var(--bg);background:var(--lime);padding:0 8px;border-radius:999px;line-height:1.7}
.cf input,.cf select,.cf textarea{font:inherit;font-size:16px;color:#fff;background:rgba(255,255,255,.06);border:1.5px solid rgba(160,185,240,.42);border-radius:12px;padding:10px 14px;min-height:48px;width:100%;line-height:1.6}
.cf select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23C8F31D' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:40px}
.cf select option{color:#0B1A3D;background:#fff}
.cf textarea{resize:vertical;min-height:130px}
.cf input:focus-visible,.cf select:focus-visible,.cf textarea:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-color:var(--lime)}
.cf [aria-invalid="true"]{border-color:#FF9B85}
.cf-err{font-size:13px;color:#FFB4A3}.cf-err:empty{display:none}
.cf-hp{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
.cf-submit{align-self:flex-start;padding:0 40px}
.cf-submit[disabled]{opacity:.6;cursor:progress}
.cf-status{font-size:14px;color:#DCE3F7}.cf-status:empty{display:none}
.cf-status.ok{color:var(--lime);font-weight:700}.cf-status.ng{color:#FFB4A3}
body.lock{overflow:hidden}