:root{--color-ink: #17202a;--color-muted: #5d6b78;--color-line: #d9e1e8;--color-bg: #f5f7fa;--color-white: #ffffff;--color-primary: #165dff;--color-primary-dark: #0e3c9f;--color-cyan: #36cfc9;--color-steel: #334155;--shadow: 0 20px 50px rgba(15, 23, 42, .12);font-family:Inter,Noto Sans JP,Hiragino Kaku Gothic ProN,Yu Gothic,Meiryo,system-ui,sans-serif;color:var(--color-ink);background:var(--color-white);scroll-behavior:smooth}*{box-sizing:border-box}body{margin:0;min-width:320px;color:var(--color-ink);background:var(--color-white)}body.menu-open{overflow:hidden}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button,input,textarea{font:inherit}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.container{width:min(1120px,calc(100% - 32px));margin:0 auto}.site-header{position:fixed;inset:0 0 auto;z-index:10;color:var(--color-white);transition:background-color .18s ease,box-shadow .18s ease}.site-header.is-scrolled,.site-header.is-open{background:#17202af5;box-shadow:0 12px 30px #0000002e}.nav{width:min(1180px,calc(100% - 32px));min-height:72px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;line-height:1.2}.brand-mark{display:inline-grid;place-items:center;width:46px;height:38px;border-radius:8px;background:var(--color-primary);color:var(--color-white);font-size:.76rem;font-weight:900;letter-spacing:0}.nav-menu{display:flex;align-items:center;gap:28px;font-weight:700}.nav-menu a{opacity:.9;transition:color .16s ease,opacity .16s ease}.nav-menu a:hover,.nav-menu a:focus-visible{color:var(--color-cyan);opacity:1}.nav-toggle{display:none;width:44px;height:44px;border:1px solid rgba(255,255,255,.32);border-radius:8px;background:#ffffff14;color:var(--color-white);cursor:pointer}.nav-toggle span:not(.sr-only){display:block;width:18px;height:2px;margin:4px auto;background:currentColor}.hero{position:relative;min-height:92vh;display:grid;place-items:center;overflow:hidden;color:var(--color-white)}.hero-image,.hero-overlay{position:absolute;inset:0;width:100%;height:100%}.hero-image{object-fit:cover}.hero-overlay{background:linear-gradient(90deg,#0c1e34d1,#123d6780 48%,#0f172a52),linear-gradient(0deg,#070c1466,#070c1400)}.hero-content{position:relative;z-index:1;width:min(980px,calc(100% - 32px));padding-top:80px}.eyebrow{margin:0 0 12px;color:var(--color-cyan);font-size:.85rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.hero h1{max-width:850px;margin:0;font-size:clamp(2.5rem,6vw,5.4rem);line-height:1.05;letter-spacing:0}.hero p:not(.eyebrow){max-width:680px;margin:24px 0 0;color:#ffffffe6;font-size:1.12rem;line-height:1.8}.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 22px;border:0;border-radius:8px;font-weight:800;cursor:pointer;transition:transform .16s ease,box-shadow .16s ease,background-color .16s ease}.button:hover,.button:focus-visible{transform:translateY(-1px)}.button-primary{background:var(--color-primary);color:var(--color-white);box-shadow:0 14px 28px #165dff3d}.button-primary:hover,.button-primary:focus-visible{background:var(--color-primary-dark)}.button-secondary{color:var(--color-white);border:1px solid rgba(255,255,255,.42);background:#ffffff1f}.section{padding:88px 0}.section-white{background:var(--color-white)}.section-muted{background:var(--color-bg)}.section-dark{background:#132033;color:var(--color-white)}.section-heading{max-width:760px;margin:0 auto 44px;text-align:center}.section-heading h2,.split h2,.contact-grid h2{margin:0;font-size:clamp(1.8rem,4vw,3rem);line-height:1.16;letter-spacing:0}.section-heading p:not(.eyebrow),.lead{color:var(--color-muted);font-size:1.05rem;line-height:1.8}.company-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:24px}.company-grid-single{grid-template-columns:minmax(0,1fr);max-width:960px;margin:0 auto}.profile-card,.service-card,.product-panel,.contact-form{border:1px solid var(--color-line);border-radius:8px;background:var(--color-white);box-shadow:0 12px 32px #0f172a0f}.profile-card{padding:30px}.profile-card h3,.timeline h3,.service-card h3{margin:0 0 18px;font-size:1.25rem;letter-spacing:0}.profile-card-accent{border-color:#165dff40;background:linear-gradient(180deg,#165dff14,#36cfc912)}.profile-card p{margin:0 0 20px;color:var(--color-steel);line-height:1.8}.profile-list,.compact-list{margin:0}.profile-list div,.compact-list div{display:grid;grid-template-columns:132px minmax(0,1fr);gap:18px;padding:14px 0;border-top:1px solid var(--color-line)}.profile-list dt,.compact-list dt{color:var(--color-muted);font-weight:800}.profile-list dd,.compact-list dd{margin:0;line-height:1.7}.profile-list a,.contact-list a,.footer a{color:var(--color-primary)}.timeline{margin-top:28px;padding:30px;border:1px solid var(--color-line);border-radius:8px;background:var(--color-white)}.timeline ol{margin:0;padding:0;list-style:none}.timeline li{display:grid;grid-template-columns:150px minmax(0,1fr);gap:24px;padding:14px 0;border-top:1px solid var(--color-line)}.timeline time{color:var(--color-primary);font-weight:800}.service-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.service-card{padding:26px}.service-index{display:inline-flex;align-items:center;justify-content:center;width:42px;height:32px;margin-bottom:20px;border-radius:8px;background:#165dff1a;color:var(--color-primary);font-weight:900}.service-card p{color:var(--color-muted);line-height:1.75}.service-card ul,.product-list{margin:20px 0 0;padding:0;list-style:none}.service-card li,.product-list li{position:relative;padding-left:18px;margin-top:10px;color:var(--color-steel);line-height:1.6}.service-card li:before,.product-list li:before{content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border-radius:999px;background:var(--color-cyan)}.split{display:grid;grid-template-columns:minmax(0,.9fr) minmax(280px,.7fr);gap:48px;align-items:start}.product-panel{padding:30px}.job-list{margin:0;padding:0;list-style:none}.job-list li{position:relative;padding-left:18px;margin-top:10px;color:var(--color-steel);line-height:1.7}.job-list li:before{content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border-radius:999px;background:var(--color-primary)}.product-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px 18px}.contact-grid{display:grid;grid-template-columns:minmax(0,.85fr) minmax(320px,1fr);gap:48px;align-items:start}.recruit-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(300px,.85fr);gap:44px;align-items:center}.recruit-grid img{width:100%;border-radius:8px;box-shadow:var(--shadow)}.job-list{display:grid;gap:8px;margin:24px 0 28px}.section-dark .eyebrow,.section-dark .contact-list a{color:var(--color-cyan)}.contact-grid p{max-width:540px;color:#ffffffc7;line-height:1.8}.contact-list{display:grid;gap:12px;margin-top:28px;font-style:normal;color:#ffffffe6}.contact-form{display:grid;gap:18px;padding:28px;color:var(--color-ink)}.contact-form label{display:grid;gap:8px;color:var(--color-steel);font-weight:800}.contact-form input,.contact-form textarea{width:100%;border:1px solid var(--color-line);border-radius:8px;padding:12px 14px;background:var(--color-white);color:var(--color-ink)}.contact-form input:focus,.contact-form textarea:focus{border-color:var(--color-primary);outline:3px solid rgba(22,93,255,.16)}.contact-form textarea{resize:vertical}.form-note{min-height:1.5em;margin:0;border-radius:8px;color:var(--color-muted);font-size:.92rem;line-height:1.5}.form-note:not(:empty){padding:12px 14px;border:1px solid var(--color-line);background:#f8fafc}.form-note[data-status=success]{border-color:#1c945647;background:#ecfdf3;color:#166534}.form-note[data-status=error]{border-color:#dc262647;background:#fef2f2;color:#991b1b}.form-note[data-status=loading]{border-color:#2563eb33;background:#eff6ff;color:#1d4ed8}.footer{background:#0d1726;color:#ffffffc7}.footer-inner{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:18px}@media(max-width:900px){.nav-toggle{display:block}.nav-menu{position:absolute;top:72px;left:0;right:0;display:none;padding:18px 24px 26px;background:#17202afa;border-top:1px solid 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