:root{
  --bg:#fbfbf8;
  --surface:#ffffff;
  --ink:#151515;
  --muted:#66645f;
  --line:#e9e7df;
  --accent:#f3c743;
  --accent-strong:#dcae18;
  --shadow:0 18px 60px rgba(25,25,20,.08);
  --radius:26px;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,"Noto Sans JP",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);line-height:1.65}
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(--max));margin:auto}
.header{position:sticky;top:0;z-index:50;background:rgba(251,251,248,.86);backdrop-filter:blur(16px);border-bottom:1px solid rgba(233,231,223,.8)}
.nav{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:-.03em;font-size:22px}
.brand-mark{width:34px;height:34px;border-radius:12px;background:var(--accent);display:grid;place-items:center;box-shadow:inset 0 -3px 0 rgba(0,0,0,.08)}
.brand-mark svg{width:22px;height:22px}
.nav-links{display:flex;align-items:center;gap:28px;font-size:14px;color:#35342f}
.nav-actions{display:flex;gap:10px;align-items:center}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 20px;border-radius:999px;border:1px solid var(--line);font-weight:700;font-size:14px;transition:.2s ease;background:#fff}
.btn:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(0,0,0,.07)}
.btn-primary{background:var(--ink);color:white;border-color:var(--ink)}
.btn-accent{background:var(--accent);border-color:var(--accent);color:#18150a}
.hero{padding:94px 0 64px;overflow:hidden;position:relative}
.hero:before{content:"";position:absolute;inset:-120px -10% auto auto;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(243,199,67,.34),rgba(243,199,67,0) 68%);filter:blur(8px);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:72px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:9px;padding:8px 13px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.75);font-weight:700;font-size:12px;color:#4d4a42}
.eyebrow-dot{width:8px;height:8px;border-radius:50%;background:var(--accent)}
h1{font-size:clamp(48px,7vw,86px);line-height:1.02;letter-spacing:-.065em;margin:24px 0 24px;max-width:850px}
.lead{font-size:clamp(18px,2vw,22px);color:var(--muted);max-width:680px;margin:0 0 34px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-note{font-size:12px;color:#77746c;margin-top:14px}
.visual-card{min-height:520px;border-radius:36px;background:linear-gradient(150deg,#171717,#2d2b25 54%,#705d1a);box-shadow:var(--shadow);position:relative;overflow:hidden;padding:28px;color:#fff}
.visual-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;position:absolute;inset:90px 28px 28px}
.glass{border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.08);backdrop-filter:blur(16px);border-radius:22px;padding:18px}
.glass h3{margin:0 0 6px;font-size:15px}
.glass p{margin:0;color:rgba(255,255,255,.62);font-size:12px}
.glass.big{grid-column:1/-1;display:flex;align-items:flex-end;justify-content:space-between;min-height:160px;background:linear-gradient(135deg,rgba(243,199,67,.92),rgba(243,199,67,.55));color:#15120a}
.glass.big p{color:rgba(21,18,10,.68)}
.metric{font-size:42px;letter-spacing:-.06em;font-weight:800}
.section{padding:94px 0}
.section-sm{padding:68px 0}
.section-kicker{font-size:13px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:#8b8679;margin-bottom:14px}
.section-title{font-size:clamp(34px,5vw,58px);letter-spacing:-.05em;line-height:1.08;margin:0 0 18px}
.section-copy{color:var(--muted);font-size:18px;max-width:700px;margin:0}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:42px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:0 8px 28px rgba(25,25,20,.035)}
.card-icon{width:48px;height:48px;border-radius:16px;display:grid;place-items:center;background:#faf3d2;margin-bottom:24px;font-weight:800}
.card h3{font-size:21px;margin:0 0 10px;letter-spacing:-.03em}
.card p{margin:0;color:var(--muted)}
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:42px}
.step{padding:26px;border-top:1px solid var(--line);position:relative}
.step-num{font-size:12px;font-weight:800;color:#9c9585;margin-bottom:20px}
.step h3{margin:0 0 8px;font-size:20px}
.step p{margin:0;color:var(--muted);font-size:14px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:42px}
.panel{padding:38px;border-radius:30px;background:#181818;color:#fff;min-height:360px;display:flex;flex-direction:column;justify-content:space-between}
.panel.light{background:#f1ecd9;color:#151515}
.panel ul{padding-left:18px;color:rgba(255,255,255,.68)}
.panel.light ul{color:#5e594c}
.panel h3{font-size:30px;letter-spacing:-.04em;margin:0 0 12px}
.safety{background:#111;color:#fff;border-radius:34px;padding:52px;display:grid;grid-template-columns:.9fr 1.1fr;gap:42px;align-items:center}
.safety p{color:rgba(255,255,255,.65)}
.safety-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.safety-item{padding:18px;border-radius:18px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.05)}
.safety-item strong{display:block;margin-bottom:3px}
.faq{margin-top:38px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);padding:22px 0}
.faq summary{font-weight:750;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:20px}
.faq summary::-webkit-details-marker{display:none}
.faq p{color:var(--muted);margin:12px 0 0;max-width:800px}
.cta{padding:62px;border-radius:36px;background:linear-gradient(145deg,#f6cf52,#edbd28);display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center}
.cta h2{font-size:clamp(34px,5vw,58px);letter-spacing:-.055em;line-height:1.08;margin:0 0 10px}
.cta p{margin:0;color:#5d4c12}
.footer{padding:54px 0 30px;border-top:1px solid var(--line);margin-top:90px}
.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:30px}
.footer h4{font-size:13px;margin:0 0 14px}
.footer a{display:block;color:var(--muted);font-size:14px;margin:8px 0}
.copyright{margin-top:40px;padding-top:20px;border-top:1px solid var(--line);color:#8d897f;font-size:12px;display:flex;justify-content:space-between;gap:20px}
.page-hero{padding:80px 0 54px}
.page-hero h1{font-size:clamp(44px,7vw,74px);max-width:980px}
.content-grid{display:grid;grid-template-columns:280px 1fr;gap:60px;align-items:start}
.sidebar{position:sticky;top:110px;padding:22px;border:1px solid var(--line);border-radius:22px;background:#fff}
.sidebar a{display:block;padding:9px 4px;color:var(--muted);font-size:14px}
.prose h2{font-size:34px;letter-spacing:-.04em;margin:50px 0 14px}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:22px;margin-top:30px}
.prose p,.prose li{color:#55524c}
.prose blockquote{margin:30px 0;padding:24px;border-left:4px solid var(--accent);background:#fff;border-radius:0 18px 18px 0}
.form{display:grid;gap:16px;max-width:720px}
.field{display:grid;gap:7px}
.field label{font-weight:700;font-size:14px}
.field input,.field textarea,.field select{width:100%;border:1px solid var(--line);background:#fff;border-radius:16px;padding:14px 16px;outline:none}
.field textarea{min-height:150px;resize:vertical}
.notice{padding:18px 20px;border-radius:16px;background:#fff8db;border:1px solid #f2dea0;color:#62521c;font-size:14px}
.mobile-menu{display:none}
@media(max-width:900px){
  .nav-links{display:none}.mobile-menu{display:inline-flex}.hero-grid,.safety,.content-grid{grid-template-columns:1fr}.visual-card{min-height:440px}.grid-3{grid-template-columns:1fr}.process{grid-template-columns:1fr 1fr}.split{grid-template-columns:1fr}.cta{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.sidebar{position:static}.hero{padding-top:60px}}
@media(max-width:620px){
  .container{width:min(calc(100% - 26px),var(--max))}.nav{height:68px}.nav-actions .btn:not(.btn-primary){display:none}.hero{padding:48px 0}.visual-card{min-height:390px;padding:18px}.visual-grid{inset:74px 18px 18px;grid-template-columns:1fr}.glass:nth-child(2){display:none}.section{padding:72px 0}.process{grid-template-columns:1fr}.safety{padding:28px}.safety-list{grid-template-columns:1fr}.cta{padding:34px}.footer-grid{grid-template-columns:1fr}.copyright{flex-direction:column}.hero-actions .btn{width:100%}}

.register-box{max-width:760px;padding:30px;border:1px solid var(--line);border-radius:24px;background:#fff;box-shadow:0 8px 28px rgba(25,25,20,.035)}
.register-box h3{margin:0 0 8px;font-size:24px}.register-box p{margin:0 0 20px}.form-note{font-size:12px!important;color:#8d897f!important;margin-top:12px!important}
.contact-options{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.contact-options .card{display:flex;flex-direction:column;align-items:flex-start}.contact-options .card .btn{margin-top:auto}
.mobile-nav{display:none;position:relative}.mobile-nav summary{list-style:none;cursor:pointer;border:1px solid var(--line);background:#fff;border-radius:999px;padding:10px 14px;font-weight:700;font-size:13px}.mobile-nav summary::-webkit-details-marker{display:none}.mobile-nav-panel{position:absolute;right:0;top:52px;width:250px;padding:14px;border:1px solid var(--line);background:#fff;border-radius:18px;box-shadow:var(--shadow)}.mobile-nav-panel a{display:block;padding:10px;border-radius:10px;font-size:14px}.mobile-nav-panel a:hover{background:var(--bg)}
@media(max-width:900px){.mobile-nav{display:block}.contact-options{grid-template-columns:1fr}}
@media(max-width:620px){.nav-actions{display:none}}