:root{
  --teal:#13B5A6; --teal-d:#0E8C81; --blue:#2F6BFF; --blue-d:#1E4FD6;
  --coral:#FF6B57; --coral-d:#E8533F; --ink:#1E2A39; --muted:#5B6B7E;
  --bg:#F4FAF9; --card:#FFFFFF; --line:#E6EEF0;
  --grad:linear-gradient(120deg,#13B5A6 0%,#2F6BFF 100%);
  --grad-coral:linear-gradient(120deg,#FF8A5C 0%,#FF6B57 100%);
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Noto Sans JP',sans-serif;color:var(--ink);background:var(--bg);line-height:1.8;-webkit-font-smoothing:antialiased}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:700;border-radius:999px;padding:14px 28px;font-size:15px;transition:.2s;white-space:nowrap;cursor:pointer;border:none}
.btn-primary{background:var(--grad-coral);color:#fff;box-shadow:0 10px 24px rgba(255,107,87,.32)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,107,87,.4)}
.btn-ghost{background:#fff;color:var(--blue-d);border:2px solid #DCE7FF}
.btn-ghost:hover{background:#F2F6FF}
/* header / footer */
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:center;gap:11px;font-weight:900;font-size:19px;letter-spacing:.01em}
.logo .mark{width:34px;height:34px;border-radius:10px;background:var(--grad);display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;box-shadow:0 6px 14px rgba(47,107,255,.3)}
.logo small{display:block;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:.08em}
.menu{display:flex;align-items:center;gap:24px;font-size:14px;font-weight:500}
.menu a{color:var(--muted)} .menu a:hover{color:var(--teal-d)}
.menu .btn{padding:10px 22px;font-size:13px}
/* hero (top) */
.hero{position:relative;overflow:hidden;padding:80px 0 92px}
.hero:before{content:"";position:absolute;right:-160px;top:-120px;width:560px;height:560px;background:radial-gradient(circle at 30% 30%,rgba(19,181,166,.18),transparent 60%);border-radius:50%}
.hero:after{content:"";position:absolute;left:-140px;bottom:-180px;width:480px;height:480px;background:radial-gradient(circle at 50% 50%,rgba(47,107,255,.14),transparent 62%);border-radius:50%}
.hero .wrap{position:relative;z-index:2;display:grid;grid-template-columns:1fr .92fr;gap:38px;align-items:center}
.hero-art img{width:100%;height:auto;display:block;border-radius:22px;filter:drop-shadow(0 18px 40px rgba(30,60,90,.13))}
.eyebrow{display:inline-block;background:#E2F7F4;color:var(--teal-d);font-weight:700;font-size:13px;padding:7px 16px;border-radius:999px;margin-bottom:20px}
.hero h1{font-size:44px;font-weight:900;line-height:1.45;letter-spacing:.01em}
.hero h1 .hl{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{font-size:18px;color:var(--muted);margin:22px 0 32px;max-width:680px}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap}
/* page hero (sub pages) */
.pagehero{position:relative;overflow:hidden;background:var(--grad);color:#fff;padding:62px 0 66px}
.pagehero:after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;background:radial-gradient(circle,rgba(255,255,255,.16),transparent 62%);border-radius:50%}
.pagehero .wrap{position:relative;z-index:2}
.pagehero .crumb{font-size:13px;opacity:.85;margin-bottom:14px}
.pagehero .crumb a{color:#fff;opacity:.9}
.pagehero h1{font-size:34px;font-weight:900;line-height:1.4}
.pagehero p{font-size:16px;opacity:.95;margin-top:14px;max-width:720px}
.pagehero.light{background:#fff;color:var(--ink)}
.pagehero.light .crumb,.pagehero.light .crumb a{color:var(--muted)}
.pagehero.light:after{background:radial-gradient(circle,rgba(19,181,166,.12),transparent 62%)}
/* pillars */
.pillars{margin-top:-48px;position:relative;z-index:3}
.pillars .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.pcard{background:var(--card);border-radius:22px;padding:30px 26px;box-shadow:0 18px 40px rgba(30,42,57,.07);border:1px solid var(--line)}
.pcard .ic{width:60px;height:60px;border-radius:18px;display:flex;align-items:center;justify-content:center;font-size:27px;color:#fff;margin-bottom:16px}
.ic-1{background:var(--grad)} .ic-2{background:var(--grad-coral)} .ic-3{background:linear-gradient(120deg,#2F6BFF,#7A4DFF)}
.pcard h3{font-size:19px;font-weight:900;margin-bottom:8px}
.pcard p{font-size:14.5px;color:var(--muted)}
/* section */
section.block{padding:68px 0}
section.block.tight{padding:44px 0}
.head{text-align:center;margin-bottom:42px}
.head.left{text-align:left}
.head .tag{color:var(--teal-d);font-weight:700;font-size:13px;letter-spacing:.14em}
.head h2{font-size:30px;font-weight:900;margin-top:8px}
.head p{color:var(--muted);margin-top:10px}
/* prose */
.prose{max-width:820px;margin:0 auto;font-size:15.5px;color:#33414F}
.prose.wide{max-width:1080px}
.prose h3{font-size:21px;font-weight:900;margin:30px 0 12px;color:var(--ink)}
.prose h4{font-size:17px;font-weight:700;margin:22px 0 8px;color:var(--teal-d)}
.prose p{margin:0 0 16px}
.prose ul,.prose ol{margin:0 0 18px;padding-left:22px}
.prose li{margin:6px 0}
.prose strong{font-weight:700}
/* service cards grid */
.svc{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.svc.cols2{grid-template-columns:repeat(2,1fr)}
.scard{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;transition:.2s}
.scard:hover{transform:translateY(-4px);box-shadow:0 16px 34px rgba(30,42,57,.08);border-color:#D7E7E4}
.scard .si{width:46px;height:46px;border-radius:13px;background:#E2F7F4;color:var(--teal-d);display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:14px}
.scard.alt .si{background:#FFEDE8;color:var(--coral-d)}
.scard.alt2 .si{background:#EAF0FF;color:var(--blue-d)}
.scard h4{font-size:16.5px;font-weight:700;margin-bottom:6px}
.scard p{font-size:13.5px;color:var(--muted)}
.scard ul{margin:10px 0 0;padding-left:18px;font-size:13px;color:var(--muted)}
/* steps (process) */
.steps{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:16px}
.step{display:flex;gap:18px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px 22px}
.step .num{flex:none;width:42px;height:42px;border-radius:12px;background:var(--grad);color:#fff;font-weight:900;font-size:18px;display:flex;align-items:center;justify-content:center}
.step h4{font-size:16.5px;font-weight:700;margin-bottom:4px}
.step p{font-size:14px;color:var(--muted)}
/* highlight band */
.band{background:var(--grad);border-radius:28px;color:#fff;padding:44px 46px;display:flex;align-items:center;gap:32px;flex-wrap:wrap;box-shadow:0 24px 50px rgba(47,107,255,.22)}
.band .bi{font-size:50px;line-height:1}
.band h3{font-size:22px;font-weight:900;margin-bottom:8px}
.band p{font-size:15px;opacity:.94;max-width:620px}
.band .btn-ghost{margin-left:auto;background:#fff;border:none;color:var(--blue-d)}
.band.coral{background:var(--grad-coral);box-shadow:0 24px 50px rgba(255,107,87,.22)}
/* spec / legal table */
.ltable{max-width:860px;margin:0 auto;width:100%;border-collapse:collapse;background:#fff;border-radius:16px;overflow:hidden;border:1px solid var(--line);font-size:14.5px}
.ltable th,.ltable td{padding:15px 20px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.ltable th{background:#F0F8F6;color:var(--teal-d);font-weight:700;width:32%;white-space:nowrap}
.ltable tr:last-child th,.ltable tr:last-child td{border-bottom:none}
/* book product card */
.bookgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:22px}
.bookcard{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;text-align:center}
.bookcard .cover{width:120px;height:168px;margin:0 auto 16px;border-radius:8px;background:var(--grad);display:flex;align-items:center;justify-content:center;color:#fff;font-size:34px;box-shadow:0 12px 26px rgba(47,107,255,.22)}
.bookcard h4{font-size:16px;font-weight:700;margin-bottom:6px}
.bookcard .price{font-size:18px;font-weight:900;color:var(--coral-d);margin:8px 0 14px}
.bookcard p{font-size:13px;color:var(--muted)}
/* note / callout */
.note{max-width:820px;margin:24px auto;background:#E2F7F4;border-radius:16px;padding:20px 24px;font-size:14.5px;color:var(--teal-d)}
.note.coral{background:#FFEDE8;color:var(--coral-d)}
/* contact form */
.cform{max-width:620px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:20px;padding:32px}
.cform label{display:block;font-size:14px;font-weight:700;margin:16px 0 6px}
.cform input,.cform textarea{width:100%;border:1px solid var(--line);border-radius:12px;padding:12px 14px;font-size:15px;font-family:inherit;background:#FBFEFE}
.cform input:focus,.cform textarea:focus{outline:none;border-color:var(--teal)}
.cform .btn-primary{margin-top:22px;width:100%;justify-content:center}
/* cta band */
.ctaband{text-align:center;background:var(--card);border-radius:28px;padding:54px 32px;border:1px solid var(--line);box-shadow:0 18px 40px rgba(30,42,57,.06)}
.ctaband h2{font-size:27px;font-weight:900}
.ctaband p{color:var(--muted);margin:14px 0 26px}
.ctaband .cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
/* topics */
.topic{background:#fff;border:1px solid var(--line);border-radius:18px;padding:8px;max-width:760px;margin:0 auto}
.trow{display:flex;align-items:center;gap:18px;padding:18px 22px;border-radius:14px}
.trow:hover{background:var(--bg)}
.tdate{font-size:13px;color:var(--muted);font-weight:700;min-width:96px}
.tcat{font-size:11px;font-weight:700;color:var(--teal-d);background:#E2F7F4;padding:4px 11px;border-radius:999px}
.ttitle{font-size:15px;font-weight:500;flex:1}
/* banner image */
.pageimg{max-width:920px;margin:0 auto;border-radius:22px;overflow:hidden;box-shadow:0 18px 40px rgba(30,60,90,.1)}
.pageimg img{width:100%;display:block}
/* footer */
footer{background:#152233;color:#C7D2DE;margin-top:72px;padding:54px 0 28px}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.1)}
footer .logo{color:#fff}.footer-lead{font-size:13.5px;color:#92A2B4;margin-top:14px;max-width:320px}
.fcol h5{font-size:13px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:.06em}
.fcol a{display:block;font-size:13.5px;color:#A9B7C6;padding:5px 0}.fcol a:hover{color:#fff}
.copy{text-align:center;font-size:12.5px;color:#7C8DA0;padding-top:24px}
@media(max-width:880px){
  .hero h1{font-size:30px}.hero .wrap{grid-template-columns:1fr}
  .pillars .grid,.svc,.svc.cols2{grid-template-columns:1fr}.fgrid{grid-template-columns:1fr;gap:24px}
  .menu .lnk{display:none}.band{padding:32px 26px}.band .btn-ghost{margin-left:0}
  .pagehero h1{font-size:27px}.ltable th{width:38%}
}