:root{
  --ink:#1B2A4E;
  --mint:#4AC4A1;
  --cream:#F5F7FA;
  --gray-900:#101828;
  --gray-700:#344054;
  --gray-500:#667085;
  --gray-300:#D0D5DD;
  --gray-200:#E4E7EC;
  --gray-100:#F2F4F7;
  --white:#FFFFFF;
  --danger:#B42318;
  --focus:#3B82F6;
  --radius:6px;
  --border:1px solid var(--gray-200);
  --shadow-sm:0 1px 2px rgba(16,24,40,.06);
  --shadow-md:0 4px 12px rgba(16,24,40,.08);
  --mono:"JetBrains Mono","IBM Plex Mono","SFMono-Regular",ui-monospace,Menlo,Consolas,monospace;
  --sans:"Noto Sans JP","Hiragino Sans","Yu Gothic UI","Meiryo",system-ui,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:var(--sans);color:var(--gray-900);background:var(--cream);line-height:1.7;font-size:15px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--ink);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--mint)}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--focus);outline-offset:2px;border-radius:4px}
.container{max-width:1180px;margin:0 auto;padding:0 24px}
.mono{font-family:var(--mono);letter-spacing:.01em}

.topbar{background:var(--ink);color:var(--white);font-size:12.5px;padding:8px 0}
.topbar .container{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.topbar .ticker{display:flex;gap:18px;color:#C6D4FF;font-family:var(--mono)}
.topbar .ticker span strong{color:var(--mint);margin-left:6px}
.topbar .meta{color:#98A7D1;font-family:var(--mono)}

.siteheader{background:var(--white);border-bottom:var(--border);position:sticky;top:0;z-index:40}
.siteheader .container{display:flex;align-items:center;justify-content:space-between;padding:14px 24px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;font-size:17px;letter-spacing:.01em}
.brand .logo{width:34px;height:34px;border-radius:8px;background:linear-gradient(135deg,var(--ink),#2F4A8A);display:flex;align-items:center;justify-content:center;color:var(--mint)}
.nav{display:flex;align-items:center;gap:26px}
.nav a{color:var(--gray-700);font-size:14px;font-weight:500}
.nav a.active,.nav a:hover{color:var(--ink)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border-radius:var(--radius);font-weight:600;font-size:14px;border:1px solid transparent;cursor:pointer;transition:all .2s ease;font-family:var(--sans)}
.btn-primary{background:var(--ink);color:var(--white)}
.btn-primary:hover{background:#12203F;color:var(--white)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--gray-300)}
.btn-ghost:hover{border-color:var(--ink)}
.btn-mint{background:var(--mint);color:var(--ink)}
.btn-mint:hover{background:#3AB391;color:var(--ink)}
.menu-toggle{display:none;background:none;border:none;color:var(--ink);cursor:pointer;padding:6px}

.hero{position:relative;color:var(--white);background:#0F1D3A;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-image:linear-gradient(180deg,rgba(15,29,58,.55) 0%,rgba(15,29,58,.92) 100%),url("../visuals/home-hero.jpg");background-size:cover;background-position:center}
.hero-inner{position:relative;padding:92px 0 72px;min-height:520px;display:flex;flex-direction:column;justify-content:flex-end}
.hero h1{font-size:40px;line-height:1.28;margin:0 0 16px;font-weight:700;letter-spacing:.005em;max-width:820px}
.hero p.lead{font-size:17px;color:#D7E1F5;max-width:720px;margin:0 0 28px}
.hero .cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:36px}
.hero-dashboard{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;border-top:1px solid rgba(255,255,255,.12);padding-top:22px}
.hero-metric{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);padding:14px 16px;backdrop-filter:blur(4px)}
.hero-metric .label{font-size:11.5px;color:#B4C1E0;text-transform:uppercase;letter-spacing:.08em;margin-bottom:6px}
.hero-metric .value{font-family:var(--mono);font-size:20px;color:var(--white);font-weight:600}
.hero-metric .delta{font-family:var(--mono);font-size:12px;color:var(--mint);margin-top:4px}

section{padding:72px 0}
.section-head{margin-bottom:36px;max-width:760px}
.section-tag{display:inline-block;font-family:var(--mono);font-size:11.5px;color:var(--mint);background:rgba(74,196,161,.1);padding:4px 10px;border-radius:4px;letter-spacing:.06em;margin-bottom:14px}
.section-head h2{font-size:30px;margin:0 0 12px;color:var(--ink);line-height:1.35;font-weight:700}
.section-head p{font-size:15.5px;color:var(--gray-700);margin:0}

.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

.card{background:var(--white);border:var(--border);border-radius:var(--radius);overflow:hidden;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;display:flex;flex-direction:column}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--gray-300)}
.card-img{aspect-ratio:16/9;background:#E8EDF5;background-size:cover;background-position:center}
.card-body{padding:20px 22px 22px;flex:1;display:flex;flex-direction:column}
.card-tag{display:inline-flex;align-items:center;gap:6px;font-family:var(--mono);font-size:11px;color:var(--gray-500);letter-spacing:.06em;text-transform:uppercase;margin-bottom:10px}
.card h3{font-size:17px;line-height:1.45;margin:0 0 10px;color:var(--ink);font-weight:700}
.card .excerpt{color:var(--gray-700);font-size:14px;margin:0 0 16px;flex:1}
.card .meta{display:flex;justify-content:space-between;align-items:center;font-family:var(--mono);font-size:12px;color:var(--gray-500);border-top:1px dashed var(--gray-200);padding-top:12px}

.about-layout{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.about-layout img{border-radius:var(--radius);border:var(--border)}
.about-layout h2{font-size:28px;color:var(--ink);margin:0 0 16px;line-height:1.4}
.about-layout p{color:var(--gray-700);margin:0 0 14px;font-size:15.5px}
.about-bullets{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:10px}
.about-bullets li{display:flex;gap:10px;align-items:flex-start;color:var(--gray-700);font-size:14.5px}
.about-bullets li svg{flex-shrink:0;color:var(--mint);margin-top:3px}

.mission{background:var(--ink);color:var(--white);border-radius:var(--radius);padding:56px 48px;position:relative;overflow:hidden}
.mission::before{content:"";position:absolute;top:-60px;right:-60px;width:240px;height:240px;border-radius:50%;background:radial-gradient(circle,rgba(74,196,161,.22),transparent 70%)}
.mission-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:48px;align-items:center;position:relative}
.mission h2{font-size:28px;margin:0 0 14px;color:var(--white)}
.mission p{color:#D7E1F5;margin:0 0 10px}
.mission-pillars{display:grid;gap:18px}
.pillar{border:1px solid rgba(255,255,255,.16);padding:18px;border-radius:var(--radius);background:rgba(255,255,255,.04)}
.pillar h4{margin:0 0 6px;color:var(--mint);font-family:var(--mono);font-size:13px;letter-spacing:.06em;text-transform:uppercase;font-weight:600}
.pillar p{color:#C6D4FF;font-size:14px;margin:0}

.advantages{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.adv{padding:28px 24px;border:var(--border);border-radius:var(--radius);background:var(--white)}
.adv-icon{width:44px;height:44px;border-radius:var(--radius);background:rgba(27,42,78,.08);color:var(--ink);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.adv h3{margin:0 0 10px;color:var(--ink);font-size:17px}
.adv p{margin:0;color:var(--gray-700);font-size:14.5px}

.faq{max-width:860px;margin:0 auto}
.faq-item{border:var(--border);border-radius:var(--radius);background:var(--white);margin-bottom:12px;overflow:hidden}
.faq-q{width:100%;text-align:left;background:none;border:none;padding:18px 22px;display:flex;justify-content:space-between;align-items:center;cursor:pointer;font-family:var(--sans);font-size:15.5px;font-weight:600;color:var(--ink)}
.faq-q svg{transition:transform .2s ease;color:var(--gray-500);flex-shrink:0}
.faq-item.open .faq-q svg{transform:rotate(180deg)}
.faq-a{display:none;padding:0 22px 20px;color:var(--gray-700);font-size:14.5px;line-height:1.75}
.faq-item.open .faq-a{display:block}

.closing{background:linear-gradient(135deg,var(--ink),#2F4A8A);color:var(--white);border-radius:var(--radius);padding:56px 48px;text-align:center}
.closing h2{margin:0 0 12px;color:var(--white);font-size:28px}
.closing p{color:#D7E1F5;margin:0 0 28px;font-size:16px;max-width:640px;margin-left:auto;margin-right:auto}

.article-hero{background:var(--ink);color:var(--white);padding:64px 0 48px}
.article-hero .breadcrumb{font-family:var(--mono);font-size:12px;color:#B4C1E0;margin-bottom:16px;letter-spacing:.04em}
.article-hero .breadcrumb a{color:#B4C1E0}
.article-hero h1{font-size:32px;line-height:1.42;margin:0 0 16px;max-width:880px}
.article-hero .meta{font-family:var(--mono);font-size:13px;color:#C6D4FF}
.article-body{max-width:780px;margin:0 auto;padding:56px 24px}
.article-figure{margin:0 0 40px}
.article-figure img{border-radius:var(--radius);border:var(--border)}
.article-body h2{color:var(--ink);font-size:24px;margin:44px 0 16px;padding-bottom:8px;border-bottom:2px solid var(--gray-200);line-height:1.4}
.article-body h3{color:var(--ink);font-size:18px;margin:28px 0 10px}
.article-body p{color:var(--gray-700);margin:0 0 16px;line-height:1.85;font-size:15.5px}
.article-body ul,.article-body ol{color:var(--gray-700);padding-left:22px;margin:0 0 18px;line-height:1.85}
.article-body li{margin-bottom:6px}
.article-body blockquote{border-left:4px solid var(--mint);background:var(--white);padding:16px 22px;margin:22px 0;color:var(--gray-700);border-radius:0 var(--radius) var(--radius) 0}
.kbd-box{background:var(--white);border:var(--border);border-radius:var(--radius);padding:20px 24px;margin:22px 0}
.kbd-box h4{margin:0 0 10px;color:var(--ink);font-family:var(--mono);font-size:13px;letter-spacing:.06em;text-transform:uppercase}
.prev-next{display:flex;justify-content:space-between;gap:16px;margin-top:48px;padding-top:28px;border-top:1px solid var(--gray-200);flex-wrap:wrap}
.prev-next a{flex:1;min-width:240px;padding:16px 20px;border:var(--border);border-radius:var(--radius);background:var(--white)}
.prev-next .label{font-family:var(--mono);font-size:11px;color:var(--gray-500);text-transform:uppercase;letter-spacing:.06em;display:block;margin-bottom:4px}
.prev-next .title{color:var(--ink);font-weight:600;font-size:14.5px}

.page-hero{background:var(--white);border-bottom:var(--border);padding:56px 0 40px}
.page-hero h1{font-size:32px;margin:0 0 10px;color:var(--ink)}
.page-hero p{color:var(--gray-700);margin:0;font-size:16px;max-width:720px}

.contact-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:36px;align-items:flex-start}
.contact-info{background:var(--cream);border:var(--border);border-radius:var(--radius);padding:28px}
.contact-info h3{margin:0 0 18px;color:var(--ink);font-size:18px}
.contact-row{display:flex;gap:14px;align-items:flex-start;margin-bottom:18px}
.contact-row:last-child{margin-bottom:0}
.contact-row .ico{width:40px;height:40px;border-radius:var(--radius);background:var(--white);border:var(--border);display:flex;align-items:center;justify-content:center;color:var(--ink);flex-shrink:0}
.contact-row .label{font-family:var(--mono);font-size:11px;color:var(--gray-500);text-transform:uppercase;letter-spacing:.06em;margin-bottom:3px}
.contact-row .val{color:var(--ink);font-size:14.5px;line-height:1.55}
.form-card{background:var(--white);border:var(--border);border-radius:var(--radius);padding:30px}
.form-card h3{margin:0 0 18px;color:var(--ink);font-size:18px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--gray-700);margin-bottom:6px;font-weight:500}
.field input,.field textarea{width:100%;padding:11px 14px;border:1px solid var(--gray-300);border-radius:var(--radius);font-family:var(--sans);font-size:14.5px;color:var(--gray-900);background:var(--white)}
.field textarea{resize:vertical;min-height:120px}
.field-check{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--gray-700);margin-bottom:20px}
.field-check input{margin-top:3px}
.map-wrap{margin-top:40px;border:var(--border);border-radius:var(--radius);overflow:hidden;background:var(--white)}
.map-wrap iframe{width:100%;height:420px;border:0;display:block}

.policy-body{max-width:820px;margin:0 auto;padding:56px 24px}
.policy-body h2{color:var(--ink);font-size:22px;margin:36px 0 12px;padding-bottom:6px;border-bottom:1px solid var(--gray-200)}
.policy-body h3{color:var(--ink);font-size:16px;margin:20px 0 8px}
.policy-body p,.policy-body li{color:var(--gray-700);font-size:15px;line-height:1.8}
.policy-body ul{padding-left:20px;margin:0 0 16px}
.policy-meta{font-family:var(--mono);font-size:12.5px;color:var(--gray-500);background:var(--gray-100);padding:10px 14px;border-radius:var(--radius);display:inline-block;margin-bottom:24px}

.sitefooter{background:var(--ink);color:#C6D4FF;padding:56px 0 24px;margin-top:64px}
.footer-grid{display:grid;grid-template-columns:1.1fr 1fr 1.4fr;gap:40px;margin-bottom:36px}
.footer-col h4{color:var(--white);font-size:14px;margin:0 0 16px;letter-spacing:.04em;text-transform:uppercase;font-family:var(--mono);font-weight:600}
.footer-col ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.footer-col a{color:#C6D4FF;font-size:14px}
.footer-col a:hover{color:var(--mint)}
.footer-contact-row{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:#C6D4FF;margin-bottom:12px;line-height:1.55}
.footer-contact-row svg{flex-shrink:0;margin-top:2px;color:var(--mint)}
.footer-brand{display:flex;align-items:center;gap:10px;color:var(--white);font-weight:700;margin-bottom:14px}
.footer-brand .logo{width:32px;height:32px;border-radius:6px;background:rgba(74,196,161,.18);display:flex;align-items:center;justify-content:center;color:var(--mint)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;display:flex;justify-content:space-between;align-items:center;font-size:12.5px;color:#98A7D1;flex-wrap:wrap;gap:12px;font-family:var(--mono)}
.footer-bottom a{color:#98A7D1}
.footer-bottom a:hover{color:var(--mint)}

.cookie-banner{position:fixed;right:20px;bottom:20px;z-index:80;max-width:380px;background:#0F1D3A;color:var(--white);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);padding:22px;box-shadow:0 12px 40px rgba(0,0,0,.35);display:none}
.cookie-banner.show{display:block}
.cookie-banner h4{margin:0 0 8px;color:var(--white);font-size:15px}
.cookie-banner p{margin:0 0 16px;color:#C6D4FF;font-size:13px;line-height:1.65}
.cookie-actions{display:flex;gap:10px;flex-wrap:wrap}
.cookie-actions button{font-size:13px;padding:8px 14px;border-radius:var(--radius);cursor:pointer;border:1px solid transparent;font-family:var(--sans);font-weight:600}
.cookie-actions .accept{background:var(--mint);color:var(--ink)}
.cookie-actions .reject{background:transparent;color:var(--white);border-color:rgba(255,255,255,.3)}
.cookie-actions .manage{background:transparent;color:#B4C1E0;border-color:rgba(255,255,255,.18);font-size:12px;padding:8px 12px}
.cookie-manage-link{position:fixed;left:18px;bottom:18px;background:var(--white);border:var(--border);border-radius:var(--radius);padding:8px 12px;font-size:12px;color:var(--gray-700);cursor:pointer;z-index:30;font-family:var(--mono)}

.modal{display:none;position:fixed;inset:0;background:rgba(16,24,40,.55);z-index:90;align-items:center;justify-content:center;padding:20px}
.modal.show{display:flex}
.modal-card{background:var(--white);border-radius:var(--radius);max-width:440px;width:100%;padding:32px;text-align:center}
.modal-card .ico{width:56px;height:56px;border-radius:50%;background:rgba(74,196,161,.15);color:var(--mint);display:flex;align-items:center;justify-content:center;margin:0 auto 16px}
.modal-card h3{margin:0 0 10px;color:var(--ink);font-size:19px}
.modal-card p{color:var(--gray-700);margin:0 0 22px;font-size:14.5px}

@media (max-width:900px){
  .grid-3,.grid-4,.advantages,.hero-dashboard{grid-template-columns:repeat(2,1fr)}
  .about-layout,.mission-grid,.contact-grid{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .hero h1{font-size:30px}
  .nav{display:none}
  .nav.open{display:flex;position:absolute;top:62px;left:0;right:0;background:var(--white);flex-direction:column;padding:20px;border-bottom:var(--border);gap:14px;align-items:flex-start}
  .menu-toggle{display:block}
  section{padding:52px 0}
  .mission,.closing{padding:40px 28px}
}
@media (max-width:560px){
  .grid-2,.grid-3,.grid-4,.advantages,.hero-dashboard,.footer-grid{grid-template-columns:1fr}
  .hero h1{font-size:26px}
  .article-hero h1{font-size:24px}
  .section-head h2,.about-layout h2,.mission h2,.closing h2{font-size:24px}
}