:root{
  --blue-900:#0E2B54;
  --blue-800:#123A6E;
  --blue-700:#14315C;
  --blue-600:#1E5FBF;
  --blue-500:#2E7DE1;
  --blue-300:#8FD3FF;
  --blue-100:#EAF3FF;
  --bg:#F5F9FE;
  --text:#10243E;
  --text-soft:#4A5C74;
  --white:#FFFFFF;
  --green:#2FAE7A;
  --radius:16px;
  --shadow:0 12px 32px rgba(14,43,84,0.08);
  --container:1160px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{margin:0;padding:0;list-style:none;}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;}
.container-narrow{max-width:760px;}
.sp-only{display:none;}

/* Header */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,0.9);
  backdrop-filter:blur(8px);
  border-bottom:1px solid rgba(14,43,84,0.06);
}
.header-inner{
  display:flex;align-items:center;gap:32px;
  height:72px;
}
.logo{font-size:24px;font-weight:900;color:var(--blue-900);letter-spacing:0.02em;}
.logo-dot{color:var(--blue-500);}
.nav-desktop{display:flex;gap:28px;margin-left:auto;font-weight:500;font-size:15px;}
.nav-desktop a:hover{color:var(--blue-600);}
.nav-cta{margin-left:12px;}
.hamburger{display:none;flex-direction:column;justify-content:center;gap:5px;width:36px;height:36px;background:none;border:none;cursor:pointer;margin-left:auto;}
.hamburger span{display:block;width:100%;height:2px;background:var(--blue-900);border-radius:2px;transition:.25s;}
.nav-mobile{display:none;flex-direction:column;gap:4px;padding:8px 24px 20px;}
.nav-mobile a{padding:10px 0;border-bottom:1px solid rgba(14,43,84,0.06);font-weight:500;}
.nav-mobile a.btn{margin-top:12px;text-align:center;border:none;}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:14px 28px;border-radius:999px;font-weight:700;font-size:15px;
  transition:transform .2s ease, box-shadow .2s ease, background .2s ease;
  border:2px solid transparent;cursor:pointer;
}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn-lg{padding:16px 34px;font-size:16px;}
.btn-primary{background:var(--blue-600);color:#fff;box-shadow:0 8px 20px rgba(30,95,191,0.3);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 24px rgba(30,95,191,0.38);}
.btn-outline{background:transparent;border-color:var(--blue-600);color:var(--blue-600);}
.btn-outline:hover{background:var(--blue-100);}
.btn-block{width:100%;}

/* Hero */
.hero{position:relative;overflow:hidden;padding-top:64px;background:linear-gradient(180deg,#F5F9FE 0%,#EAF3FF 100%);}
.hero-inner{display:grid;grid-template-columns:1.1fr 1fr;gap:56px;align-items:center;padding-bottom:64px;}
.eyebrow{color:var(--blue-600);font-weight:700;font-size:14px;letter-spacing:0.06em;margin:0 0 12px;}
.eyebrow.center{text-align:center;}
.eyebrow.light{color:var(--blue-300);}
.hero-copy h1{font-size:44px;line-height:1.4;margin:0 0 20px;font-weight:900;color:var(--blue-900);}
.hero-lead{font-size:17px;color:var(--text-soft);margin:0 0 32px;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:20px;}
.hero-note{font-size:13px;color:var(--text-soft);}
.dashboard-mock{filter:drop-shadow(0 24px 48px rgba(14,43,84,0.25));border-radius:20px;}

.trust-bar{background:var(--blue-900);}
.trust-inner{display:flex;justify-content:center;gap:64px;padding:28px 24px;flex-wrap:wrap;}
.trust-item{display:flex;flex-direction:column;align-items:center;color:#fff;}
.trust-item strong{font-size:28px;font-weight:900;color:var(--blue-300);}
.trust-item span{font-size:13px;color:#C9DDFB;margin-top:4px;}

/* Sections */
.section{padding:96px 0;}
.section-alt{background:var(--blue-100);}
.section-dark{background:var(--blue-900);color:#fff;}
.section-title{font-size:32px;font-weight:900;color:var(--blue-900);line-height:1.6;margin:0 0 48px;}
.section-title.center{text-align:center;}
.section-title.light{color:#fff;}

/* Grids & Cards */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.card{background:#fff;border-radius:var(--radius);padding:32px 28px;box-shadow:var(--shadow);}
.card h3{margin:16px 0 10px;font-size:18px;color:var(--blue-900);}
.card p{margin:0;color:var(--text-soft);font-size:14.5px;}
.icon-circle{width:48px;height:48px;border-radius:14px;background:var(--blue-100);display:flex;align-items:center;justify-content:center;}
.icon-circle svg{width:24px;height:24px;}
.icon-circle-lg{width:56px;height:56px;background:var(--blue-600);border-radius:16px;}
.icon-circle-lg svg{width:26px;height:26px;}
.card-feature{transition:transform .25s ease, box-shadow .25s ease;}
.card-feature:hover{transform:translateY(-6px);box-shadow:0 20px 40px rgba(14,43,84,0.14);}

/* Solution */
.solution-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.solution-lead{color:var(--text-soft);font-size:16px;}
.pillars{display:flex;flex-direction:column;gap:20px;}
.pillar{background:#fff;border-radius:var(--radius);padding:24px 28px;box-shadow:var(--shadow);display:flex;align-items:baseline;gap:18px;}
.pillar-num{font-size:22px;font-weight:900;color:var(--blue-300);}
.pillar h3{margin:0 0 4px;font-size:17px;color:var(--blue-900);display:inline-block;}
.pillar p{margin:4px 0 0;color:var(--text-soft);font-size:14.5px;}

/* Stats */
.stat-tile{text-align:center;padding:24px;}
.stat-num{display:block;font-size:56px;font-weight:900;color:var(--blue-300);}
.stat-num small{font-size:24px;margin-left:4px;}
.stat-tile p{color:#C9DDFB;margin-top:8px;}

/* Usecases */
.tag{display:inline-block;background:var(--blue-100);color:var(--blue-600);font-size:12.5px;font-weight:700;padding:6px 14px;border-radius:999px;margin-bottom:14px;}

/* Flow */
.flow-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;}
.flow-step{background:#fff;border-radius:var(--radius);padding:32px 24px;box-shadow:var(--shadow);text-align:center;}
.flow-num{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background:var(--blue-600);color:#fff;font-weight:900;margin-bottom:16px;}
.flow-step h3{margin:0 0 8px;font-size:17px;color:var(--blue-900);}
.flow-step p{margin:0;color:var(--text-soft);font-size:14px;}

/* Pricing */
.card-price{text-align:left;display:flex;flex-direction:column;position:relative;}
.card-price h3{margin:0 0 6px;font-size:20px;}
.price-desc{color:var(--text-soft);font-size:13.5px;margin-bottom:20px;}
.price{font-size:22px;font-weight:900;color:var(--blue-900);margin:0 0 24px;}
.price span{font-size:13px;font-weight:500;color:var(--text-soft);}
.price-list{margin-bottom:28px;flex-grow:1;}
.price-list li{padding:8px 0 8px 26px;position:relative;font-size:14.5px;color:var(--text-soft);}
.price-list li::before{content:"";position:absolute;left:0;top:14px;width:14px;height:8px;border-left:2px solid var(--blue-600);border-bottom:2px solid var(--blue-600);transform:rotate(-45deg);}
.card-price-featured{border:2px solid var(--blue-600);transform:scale(1.03);}
.price-badge{position:absolute;top:-14px;right:24px;background:var(--blue-600);color:#fff;font-size:12px;font-weight:700;padding:6px 16px;border-radius:999px;}

/* FAQ */
.faq-item{background:#fff;border-radius:14px;margin-bottom:14px;box-shadow:var(--shadow);overflow:hidden;}
.faq-q{width:100%;text-align:left;background:none;border:none;padding:22px 26px;font-size:15.5px;font-weight:700;color:var(--blue-900);display:flex;justify-content:space-between;align-items:center;cursor:pointer;gap:16px;}
.faq-icon{flex-shrink:0;width:20px;height:20px;position:relative;}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--blue-600);border-radius:2px;}
.faq-icon::before{width:20px;height:2px;top:9px;left:0;}
.faq-icon::after{width:2px;height:20px;top:0;left:9px;transition:transform .25s ease;}
.faq-q[aria-expanded="true"] .faq-icon::after{transform:rotate(90deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a p{margin:0;padding:0 26px 22px;color:var(--text-soft);font-size:14.5px;}

/* CTA / Contact */
.cta-section{background:linear-gradient(135deg,var(--blue-900) 0%,var(--blue-700) 100%);}
.cta-inner{max-width:760px;text-align:center;}
.cta-lead{color:#C9DDFB;margin-bottom:40px;}
.contact-form{background:#fff;border-radius:20px;padding:40px;text-align:left;box-shadow:var(--shadow);}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:20px;}
.form-full{display:block;margin-bottom:24px;}
label{font-size:13.5px;font-weight:700;color:var(--blue-900);display:flex;flex-direction:column;gap:8px;}
input,textarea{
  font-family:inherit;font-size:14.5px;padding:12px 14px;border:1.5px solid #D9E4F3;border-radius:10px;background:#F8FAFD;color:var(--text);
}
input:focus,textarea:focus{outline:none;border-color:var(--blue-600);background:#fff;}
.contact-form .btn{width:100%;margin-top:4px;}

/* Footer */
.site-footer{background:var(--blue-900);color:#C9DDFB;padding:56px 0 24px;}
.footer-inner{display:flex;justify-content:space-between;flex-wrap:wrap;gap:32px;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,0.1);}
.footer-brand p{margin:6px 0;font-size:13.5px;}
.logo-footer{color:#fff;margin:0 0 6px;}
.footer-nav{display:flex;gap:24px;flex-wrap:wrap;align-content:flex-start;}
.footer-nav a:hover{color:#fff;}
.footer-copy{text-align:center;font-size:12.5px;color:#7C97BE;margin:24px 0 0;}

/* Reveal animation */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease, transform .7s ease;}
.reveal.is-visible{opacity:1;transform:translateY(0);}

/* Responsive */
@media(max-width:980px){
  .hero-inner{grid-template-columns:1fr;}
  .hero-visual{order:-1;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .flow-steps{grid-template-columns:repeat(2,1fr);}
  .solution-grid{grid-template-columns:1fr;}
  .nav-desktop,.nav-cta{display:none;}
  .hamburger{display:flex;}
  .nav-mobile.is-open{display:flex;}
  .sp-only{display:inline;}
}
@media(max-width:640px){
  .hero-copy h1{font-size:32px;}
  .grid-4,.grid-3,.flow-steps{grid-template-columns:1fr;}
  .section{padding:64px 0;}
  .section-title{font-size:26px;}
  .form-row{grid-template-columns:1fr;}
  .card-price-featured{transform:none;}
  .trust-inner{gap:32px;}
}