:root{
  --primary:#1657a6;
  --primary-dark:#0f3e79;
  --accent:#eaf2fb;
  --text:#1f2937;
  --muted:#667085;
  --line:#dfe5ec;
  --surface:#ffffff;
  --surface-alt:#f7f9fc;
  --success:#0f766e;
  --radius:14px;
  --shadow:0 14px 40px rgba(20,42,70,.10);
  --container:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP","Yu Gothic",Meiryo,sans-serif;color:var(--text);background:var(--surface);line-height:1.75}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,textarea,select{font:inherit}
.container{width:min(calc(100% - 40px),var(--container));margin-inline:auto}
.skip-link{position:absolute;left:-9999px;top:auto}.skip-link:focus{left:16px;top:16px;background:#fff;padding:10px 14px;z-index:9999;border:2px solid var(--primary)}
.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:12px;font-weight:700}.brand-mark{width:44px;height:44px;border:2px solid var(--primary);display:grid;place-items:center;font-size:.8rem;border-radius:6px}.brand-name{white-space:nowrap}
.global-nav{display:flex;align-items:center;gap:24px;font-size:.94rem}.global-nav a{position:relative;padding:6px 0}.global-nav a:not(.btn):hover,.global-nav a[aria-current="page"]{color:var(--primary)}
.nav-toggle{display:none;border:0;background:transparent;padding:8px;cursor:pointer}.nav-toggle span{display:block;width:26px;height:2px;background:var(--text);margin:5px 0;transition:.25s}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 22px;border-radius:8px;border:1px solid transparent;font-weight:700;transition:.2s;cursor:pointer}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-secondary{border-color:var(--primary);color:var(--primary);background:#fff}.btn-secondary:hover{background:var(--accent)}.btn-link{color:var(--primary);font-weight:700}
.hero{background:linear-gradient(90deg,#fff 0 50%,#f0f3f7 50% 100%)}.hero-inner{display:grid;grid-template-columns:1fr 1fr;min-height:520px}.hero-copy{align-self:center;padding:70px 50px 70px 0}.eyebrow{display:inline-block;color:var(--primary);font-weight:700;letter-spacing:.08em;font-size:.85rem;margin-bottom:12px}.hero h1{font-size:clamp(2rem,4vw,3.5rem);line-height:1.28;margin:0 0 20px}.hero p{font-size:1.08rem;color:var(--muted);max-width:620px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.hero-visual{min-height:420px;display:grid;place-items:center;background:linear-gradient(135deg,#eef2f7,#dfe7f0);position:relative;overflow:hidden}.hero-visual::before{content:"";width:58%;aspect-ratio:4/3;border:1px solid #c7d0dc;border-radius:22px;background:linear-gradient(160deg,#fff,#dbe3ec);box-shadow:var(--shadow)}.hero-visual::after{content:"MAIN VISUAL";position:absolute;color:#7b8797;font-size:.82rem;letter-spacing:.12em}
.section{padding:84px 0}.section-alt{background:var(--surface-alt)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:34px}.section-title small{display:block;color:var(--primary);font-size:.82rem;letter-spacing:.12em;font-weight:700;margin-bottom:6px}.section-title h2{font-size:clamp(1.8rem,3vw,2.5rem);margin:0;line-height:1.3}.section-title p{color:var(--muted);margin:10px 0 0}.two-col{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}.media-box{aspect-ratio:4/3;background:linear-gradient(135deg,#eef2f7,#dfe7f0);border-radius:var(--radius);display:grid;place-items:center;color:#7b8797;border:1px solid var(--line)}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:0 8px 20px rgba(30,50,70,.04)}.card-icon{width:58px;height:58px;border-radius:12px;background:var(--accent);display:grid;place-items:center;color:var(--primary);font-weight:800;margin-bottom:18px}.card h3{margin:0 0 10px;font-size:1.18rem}.card p{color:var(--muted);margin:0 0 18px}.strength-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.strength{padding:28px;border-right:1px solid var(--line)}.strength:last-child{border-right:0}.num{width:38px;height:38px;border-radius:50%;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:800;margin-bottom:18px}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.case-thumb{aspect-ratio:4/3;border-radius:10px;background:linear-gradient(135deg,#eef2f7,#dfe7f0);display:grid;place-items:center;color:#7b8797;margin-bottom:14px}.tag{display:inline-flex;border:1px solid var(--line);border-radius:999px;padding:3px 9px;font-size:.76rem;color:var(--muted)}
.company-news{display:grid;grid-template-columns:1fr 1fr;gap:54px}.company-mini{display:grid;grid-template-columns:140px 1fr;gap:18px}.news-list{border-top:1px solid var(--line)}.news-item{display:grid;grid-template-columns:110px 1fr;gap:18px;padding:14px 0;border-bottom:1px solid var(--line)}.news-date{color:var(--muted);font-size:.9rem}
.cta{background:linear-gradient(120deg,#eef6ff,#dcecff);padding:48px 0}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px}.cta h2{margin:0 0 8px}.cta p{margin:0;color:var(--muted)}.cta-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.phone{font-weight:800;font-size:1.2rem}
.site-footer{background:#303b47;color:#e8edf3}.footer-main{padding:46px 0;display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:44px}.footer-main h3{font-size:1rem;margin-top:0}.footer-main ul{list-style:none;padding:0;margin:0}.footer-main li{margin:8px 0;color:#cbd5df}.footer-bottom{border-top:1px solid rgba(255,255,255,.15);padding:16px 0;text-align:center;color:#aeb8c2;font-size:.85rem}
.page-hero{padding:72px 0;background:linear-gradient(120deg,#f8fbff,#e7eef7)}.page-hero h1{font-size:clamp(2rem,4vw,3rem);margin:0 0 10px}.breadcrumbs{font-size:.86rem;color:var(--muted);margin-bottom:16px}.content-block{max-width:880px}.content-block h2{font-size:1.8rem;margin-top:2.2em}.content-block h3{margin-top:1.8em}.lead{font-size:1.12rem;color:var(--muted)}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:12px}.info-table{width:100%;border-collapse:collapse;min-width:640px}.info-table th,.info-table td{padding:15px 18px;border-bottom:1px solid var(--line);text-align:left}.info-table th{width:28%;background:var(--surface-alt)}
.faq-list{display:grid;gap:14px}.faq-item{border:1px solid var(--line);border-radius:12px;background:#fff}.faq-q{width:100%;border:0;background:transparent;text-align:left;padding:18px 20px;font-weight:700;cursor:pointer;display:flex;justify-content:space-between;gap:20px}.faq-a{display:none;padding:0 20px 20px;color:var(--muted)}.faq-item.open .faq-a{display:block}
.form{max-width:820px}.form-row{display:grid;grid-template-columns:220px 1fr;gap:20px;padding:18px 0;border-bottom:1px solid var(--line)}.form-label{font-weight:700}.required{font-size:.72rem;background:#b42318;color:#fff;border-radius:4px;padding:2px 6px;margin-left:8px}.form-control{width:100%;border:1px solid #cdd6df;border-radius:8px;padding:12px 14px;background:#fff}.form-control:focus{outline:3px solid rgba(22,87,166,.16);border-color:var(--primary)}textarea.form-control{min-height:180px;resize:vertical}.form-actions{text-align:center;margin-top:28px}.privacy-check{display:flex;gap:10px;align-items:flex-start;padding:18px;background:var(--surface-alt);border-radius:10px;margin-top:20px}
.notice{padding:18px 20px;border-left:4px solid var(--primary);background:var(--accent);border-radius:8px}.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.kpi{padding:24px;border:1px solid var(--line);border-radius:12px;text-align:center}.kpi strong{display:block;font-size:2rem;color:var(--primary)}
.not-found{text-align:center;padding:110px 0}.not-found .code{font-size:6rem;font-weight:800;color:var(--primary);line-height:1}
@media (max-width:900px){
  .global-nav{position:fixed;inset:76px 0 auto 0;background:#fff;border-bottom:1px solid var(--line);display:none;flex-direction:column;align-items:stretch;padding:20px}.global-nav.open{display:flex}.global-nav .btn{width:100%}.nav-toggle{display:block}.hero{background:#fff}.hero-inner{grid-template-columns:1fr}.hero-copy{padding:54px 0 34px;text-align:center}.hero-copy p{margin-inline:auto}.hero-actions{justify-content:center}.hero-visual{min-height:300px}.two-col,.company-news{grid-template-columns:1fr}.card-grid,.case-grid{grid-template-columns:1fr 1fr}.strength-grid{grid-template-columns:1fr}.strength{border-right:0;border-bottom:1px solid var(--line)}.section{padding:66px 0}.section-head{align-items:start;flex-direction:column}.cta-inner{align-items:flex-start;flex-direction:column}.footer-main{grid-template-columns:1fr 1fr}.kpi-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .container{width:min(calc(100% - 32px),var(--container))}.header-inner{height:68px}.global-nav{inset:68px 0 auto 0}.brand-name{font-size:.88rem}.hero h1{font-size:2rem}.hero-copy{text-align:left}.hero-actions{justify-content:flex-start}.hero-actions .btn{width:100%}.hero-visual{min-height:250px}.card-grid,.case-grid{grid-template-columns:1fr}.company-mini{grid-template-columns:100px 1fr}.news-item{grid-template-columns:1fr;gap:2px}.footer-main{grid-template-columns:1fr}.cta-actions{width:100%}.cta-actions .btn{width:100%}.form-row{grid-template-columns:1fr;gap:8px}.kpi-grid{grid-template-columns:1fr}.section{padding:54px 0}.page-hero{padding:48px 0}.strength{padding:22px 0}
}

/* SVG icon system */
.ui-icon{width:30px;height:30px;display:block;color:var(--primary);flex:0 0 auto}.card-icon .ui-icon{width:30px;height:30px}.strength-icon{width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:var(--accent);color:var(--primary);margin-bottom:16px}.strength-icon .ui-icon{width:28px;height:28px}.cta-heading{display:flex;align-items:center;gap:12px}.cta-heading .ui-icon{width:30px;height:30px}.faq-q-label{display:flex;align-items:center;gap:10px}.faq-q-label .ui-icon{width:22px;height:22px}.icon-note{font-size:.74rem;color:var(--muted);font-weight:700;margin-top:4px}
@media(max-width:640px){.ui-icon{width:27px;height:27px}.strength-icon{width:52px;height:52px}.cta-heading{align-items:flex-start}.cta-heading .ui-icon{margin-top:2px}}