:root{
  --navy:#0b4aa8;
  --navy-dark:#083a85;
  --blue:#0a6fc2;
  --teal:#0b8f9a;
  --teal-l:#12c7b8;
  --accent:#14c98a;
  --accent-text:#087a5a;
  --cta-from:#087a5a;
  --cta-to:#0a7d88;
  --text:#222a38;
  --muted:#556072;
  --bg:#ffffff;
  --bg-alt:#f3f6fa;
  --tint:#e8f0fb;
  --line:#dde4ee;
  --error:#b3261e;
  --ok:#1f6b3a;
  --shadow:0 6px 24px rgba(11,74,168,.10);
  --display:"Poppins","Noto Sans JP",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;font-family:"Noto Sans JP",system-ui,-apple-system,"Hiragino Sans","Yu Gothic",Meiryo,sans-serif;color:var(--text);background:var(--bg);line-height:1.8;font-size:16px;overflow-wrap:anywhere;overflow-x:hidden}
img{max-width:100%}
a{color:var(--navy)}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
.wrap.narrow{max-width:760px}
:focus-visible{outline:3px solid var(--teal-l);outline-offset:3px}

/* ---------- header ---------- */
header.site{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;align-items:center;gap:20px;min-height:64px;max-width:1160px}
.logo{display:inline-flex;align-items:center;gap:8px;font-weight:800;font-size:1.25rem;letter-spacing:.04em;color:var(--navy);text-decoration:none;margin-right:auto;font-family:var(--display)}
.logo span{color:var(--accent-text)}
.logo img{width:40px;height:40px;display:block}
nav ul{list-style:none;display:flex;gap:26px;margin:0;padding:0;align-items:center}
nav a{text-decoration:none;font-size:.92rem;font-weight:500;color:var(--text);padding:6px 0;border-bottom:2px solid transparent}
nav a:hover{color:var(--accent-text);border-bottom-color:var(--accent)}
.hcta,.btn{position:relative;display:inline-block;text-decoration:none;font-weight:700;line-height:1.4}
.hcta{background:linear-gradient(100deg,var(--cta-from),var(--cta-to));color:#fff;padding:12px 36px 12px 24px;font-size:.92rem;transition:filter .2s}
.hcta::after,.btn::after{content:"↘";position:absolute;right:6px;bottom:2px;font-size:.7rem;line-height:1}
.hcta:hover{filter:brightness(1.12)}
.burger{display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:4px;padding:0;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.burger span{display:block;width:20px;height:2px;background:var(--navy);transition:transform .2s,opacity .2s}
.burger[aria-expanded=true] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded=true] span:nth-child(2){opacity:0}
.burger[aria-expanded=true] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- buttons ---------- */
.btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.btn{padding:15px 38px 15px 26px;border:2px solid var(--navy);color:var(--navy);background:transparent;transition:background .2s,color .2s}
.btn.primary{background:var(--navy);color:#fff}
.btn.primary:hover{background:var(--navy-dark);border-color:var(--navy-dark)}
.btn.outline:hover{background:var(--navy);color:#fff}
.btn.outline-w{border-color:#fff;color:#fff}
.btn.outline-w:hover{background:#fff;color:var(--navy-dark)}

/* ---------- hero ---------- */
.hero{background:#fff;padding:64px 0 72px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:32px;align-items:center;max-width:1160px}
.hero h1{font-size:clamp(1.8rem,5.2vw + .4rem,3.5rem);line-height:1.45;margin:0 0 22px;font-weight:800;color:var(--navy-dark);letter-spacing:.01em}
.hl{background:linear-gradient(transparent 62%,rgba(20,201,138,.38) 62%,rgba(20,201,138,.38) 92%,transparent 92%);-webkit-box-decoration-break:clone;box-decoration-break:clone}
.hero p{margin:0;max-width:34em;color:var(--muted)}
.hero-art{position:relative;width:100%;max-width:460px;margin:0 auto;padding:18px 18px 22px 0}
.hero-photo{position:relative;z-index:2;aspect-ratio:4/3;border-radius:20px;overflow:hidden;box-shadow:0 14px 36px rgba(11,74,168,.22);background:var(--tint)}
.hero-photo img{display:block;width:100%;height:100%;object-fit:cover}
.hero-badge{position:absolute;z-index:3;left:-10px;bottom:2px;width:72px;height:72px;background:#fff;border-radius:16px;box-shadow:var(--shadow);display:flex;align-items:center;justify-content:center}
.hero-badge img{width:56px;height:56px}
.blob{position:absolute;inset:12%;border-radius:36% 64% 58% 42%/46% 40% 60% 54%;background:linear-gradient(145deg,#eaf3fd,#e3f7f3);box-shadow:var(--shadow);display:flex;align-items:center;justify-content:center;z-index:2}
.blob img{width:62%;height:auto}
.stripe{position:absolute;height:38px;border-radius:2px;transform:rotate(-38deg);z-index:1}
.stripe::after{content:"";position:absolute;right:-14px;top:50%;margin-top:-19px;border-left:22px solid currentColor;border-top:19px solid transparent;border-bottom:19px solid transparent}
.s1{width:62%;left:-6%;top:22%;background:var(--navy);color:var(--navy);opacity:.9}
.s2{width:50%;right:-6%;bottom:20%;background:var(--teal-l);color:var(--teal-l);opacity:.85}
.s3{width:36%;left:8%;bottom:6%;background:var(--accent);color:var(--accent);opacity:.7}

/* ---------- sections ---------- */
section{padding:84px 0;position:relative}
section.alt{background:var(--bg-alt)}
.sec-head{margin-bottom:36px}
.sec-head .label{margin:0 0 4px;font-size:.85rem;color:var(--muted);font-weight:500}
.sec-head .star{color:var(--accent)}
.sec-head .en{margin:0;font-family:var(--display);font-weight:800;font-size:clamp(2.2rem,6vw,3.2rem);line-height:1.2;color:var(--navy)}
h2{font-size:1.2rem;margin:10px 0 0;color:var(--text);font-weight:700}
.lead{margin:0 0 32px}
.lead strong{color:var(--navy);font-size:1.15rem}
.note{font-size:.88rem;color:var(--muted);margin-top:24px}

.pill{display:inline-block;font-size:.75rem;font-weight:700;line-height:1;padding:6px 12px;border-radius:999px;background:var(--tint);color:var(--navy-dark);margin-bottom:10px;letter-spacing:.04em}

/* pillars & cards share a corner triangle */
.pillars{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.pillar,.card{position:relative;overflow:hidden;background:#fff;border-radius:12px;box-shadow:var(--shadow);padding:0 24px 26px}
.pillar .media,.card .media{margin:0 -24px 22px;aspect-ratio:16/10;background:var(--tint)}
.card .media{aspect-ratio:16/9}
.media picture{display:block;width:100%;height:100%}
.media img{display:block;width:100%;height:100%;object-fit:cover}
.pillar::before,.card::before{content:"";position:absolute;z-index:2;left:0;top:0;border-top:34px solid var(--accent);border-right:34px solid transparent}
.pillar:nth-child(2)::before,.card:nth-child(2)::before{border-top-color:var(--teal-l)}
.pillar:nth-child(3)::before,.card:nth-child(3)::before{border-top-color:var(--blue)}
.card:nth-child(4)::before{border-top-color:var(--navy)}
.pillar h3,.card h3{margin:0 0 8px;font-size:1.08rem;color:var(--navy);line-height:1.5}
.pillar p,.card p{margin:0;font-size:.92rem;color:var(--muted)}
.topics{margin:14px 0 0;padding-left:1.2em;font-size:.88rem;color:var(--text)}
.topics li{margin:3px 0}

/* training band */
section.band{background:var(--navy-dark);color:#fff;overflow:hidden}
.band-stripes{position:absolute;inset:0;pointer-events:none;background:
  linear-gradient(115deg,transparent 0 12%,rgba(255,255,255,.05) 12% 24%,transparent 24% 46%,rgba(18,199,184,.10) 46% 58%,transparent 58% 78%,rgba(255,255,255,.04) 78% 90%,transparent 90%)}
section.band .wrap{position:relative}
section.band .sec-head .label{color:#c9d8f0}
section.band .sec-head .en{color:#fff}
section.band h2{color:#fff}
section.band .note{color:#d3dff3}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:20px}

/* company */
table.profile{width:100%;border-collapse:collapse;background:#fff;border-top:1px solid var(--line)}
table.profile th,table.profile td{text-align:left;padding:18px 20px;border-bottom:1px solid var(--line);vertical-align:top}
table.profile th{width:28%;background:var(--tint);color:var(--navy-dark);font-weight:700;white-space:nowrap}

/* CTA band */
.ctaband{background:linear-gradient(110deg,rgba(8,58,133,.9) 0%,rgba(10,111,194,.88) 55%,rgba(10,125,136,.9) 100%),url("images/cta-bg.jpg") center/cover no-repeat,var(--navy-dark);
  background:linear-gradient(110deg,rgba(8,58,133,.9) 0%,rgba(10,111,194,.88) 55%,rgba(10,125,136,.9) 100%),image-set(url("images/cta-bg.webp") type("image/webp"),url("images/cta-bg.jpg") type("image/jpeg")) center/cover no-repeat,var(--navy-dark);color:#fff;text-align:center;overflow:hidden;padding:72px 0}
.ctaband .shape{position:absolute;pointer-events:none;background:rgba(255,255,255,.08);transform:skewX(-28deg)}
.ctaband .a{width:240px;height:200%;left:6%;top:-50%}
.ctaband .b{width:140px;height:200%;right:8%;top:-50%;background:rgba(18,199,184,.18)}
.ctaband .wrap{position:relative}
.ctaband h2{color:#fff;font-size:clamp(1.5rem,4vw,2.2rem);font-weight:800;margin:0 0 10px}
.ctaband p{margin:0 0 28px;color:#e6eefb}
.cta-actions{display:flex;flex-wrap:wrap;gap:18px;justify-content:center;align-items:center}
.telpill{display:inline-flex;align-items:center;gap:10px;background:#fff;color:var(--navy-dark);text-decoration:none;border-radius:999px;padding:12px 30px;box-shadow:0 6px 20px rgba(0,0,0,.18)}
.telpill svg{color:var(--accent-text);flex:none}
.telpill .tl{font-family:var(--display);font-weight:700;font-size:.85rem;color:var(--muted)}
.telpill .num{font-family:var(--display);font-weight:800;font-size:clamp(1.4rem,5vw,1.9rem);letter-spacing:.03em;line-height:1.3}
.telpill:hover{background:#f3f8ff}

/* form */
.formcard{background:#fff;border-radius:12px;box-shadow:var(--shadow);padding:36px 32px;max-width:680px;margin-top:0}
.field{margin-bottom:20px}
label{display:block;font-weight:500;margin-bottom:6px;font-size:.95rem}
.req{color:var(--error);font-size:.8rem;margin-left:6px}
.opt{color:var(--muted);font-size:.8rem;margin-left:6px}
input[type=text],input[type=email],input[type=tel],textarea{width:100%;padding:14px 16px;font:inherit;border:1px solid #8a94a6;border-radius:6px;background:#fff;color:var(--text)}
textarea{min-height:170px;resize:vertical}
input[type=text]:focus,input[type=email]:focus,input[type=tel]:focus,textarea:focus{outline:3px solid rgba(18,199,184,.55);outline-offset:0;border-color:var(--teal)}
.consent{display:flex;gap:10px;align-items:flex-start}
.consent input{margin-top:.55em;width:18px;height:18px;flex:none}
.consent label{font-weight:400;margin:0}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
button.submit{position:relative;background:var(--navy);color:#fff;border:2px solid var(--navy);border-radius:0;padding:15px 44px 15px 36px;font:inherit;font-weight:700;cursor:pointer;transition:background .2s}
button.submit::after{content:"↘";position:absolute;right:8px;bottom:3px;font-size:.7rem;line-height:1}
button.submit:hover{background:var(--navy-dark);border-color:var(--navy-dark)}
button.submit:disabled{opacity:.6;cursor:not-allowed}
.msg{margin-top:16px;padding:12px 16px;border-radius:6px;display:none}
.msg.ok{display:block;background:#e8f4ec;color:var(--ok);border:1px solid #b9dcc5}
.msg.err{display:block;background:#fdecea;color:var(--error);border:1px solid #f1bdb9}

/* footer */
footer.site{background:var(--navy-dark);color:#cdd6e6;font-size:.9rem}
footer.site a{color:#e6ecf7}
.foot-main{padding:40px 0}
footer.site .row{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.fname{display:flex;align-items:center;gap:10px;font-weight:700;color:#fff;font-size:1.05rem}
.fname img{width:36px;height:36px;background:#fff;border-radius:8px;padding:3px}
.faddr{margin-top:6px}
footer.site ul{list-style:none;margin:0;padding:0;display:flex;gap:16px}
.foot-copy{background:#062c66;padding:14px 0;font-size:.8rem;color:#c3cee4}

/* privacy / doc */
.doc{padding:56px 0 88px}
.doc h1{color:var(--navy-dark);font-size:clamp(1.6rem,4vw,2rem);margin:0 0 28px;font-weight:800;display:inline-block;background:linear-gradient(transparent 62%,rgba(20,201,138,.38) 62% 92%,transparent 92%)}
.doc h2{font-size:1.1rem;margin:36px 0 8px;color:var(--navy);padding-left:12px;border-left:4px solid var(--accent)}
.doc p,.doc li{color:var(--text)}

/* reveal */
.js [data-reveal]{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.js [data-reveal].in{opacity:1;transform:none}

/* mobile */
@media (max-width:860px){
  .hero-grid{grid-template-columns:1fr}
  .hero-art{max-width:none;padding-right:12px}
  .burger{display:flex}
  header.site .wrap{gap:10px;position:relative}
  #site-nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 10px 20px rgba(0,0,0,.08)}
  #site-nav.open{display:block}
  #site-nav ul{flex-direction:column;align-items:stretch;gap:0;padding:8px 20px 14px}
  #site-nav a{display:block;padding:14px 0;border-bottom:1px solid var(--line)}
  .hcta{padding:10px 28px 10px 14px;font-size:.85rem}
  .logo{font-size:1.1rem}
}
@media (max-width:600px){
  section{padding:56px 0}
  .hero{padding:40px 0 48px}
  .formcard{padding:24px 18px}
  table.profile th,table.profile td{display:block;width:100%}
  table.profile th{border-bottom:0;padding-bottom:6px;white-space:normal}
  table.profile td{padding-top:6px}
  .btn{width:100%;text-align:left}
  .telpill{padding:10px 20px}
  .logo img{width:34px;height:34px}
}
@media (max-width:380px){
  .hcta{padding:9px 24px 9px 10px;font-size:.78rem}
  .logo{font-size:1rem}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none!important;animation:none!important}
  .js [data-reveal]{opacity:1;transform:none}
}