@import "https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&family=IBM+Plex+Sans:wght@300;400;500;600&display=swap";
:root{--ink:#0a0a0a;--paper:#f4f1ea;--paper-soft:#faf8f3;--accent:#c8102e;--line:#0a0a0a14;--mute:#0a0a0a8c}*{box-sizing:border-box;margin:0;padding:0}html,body{background:var(--paper);color:var(--ink)}body{min-height:100vh;font-family:IBM Plex Sans,sans-serif;font-weight:400;line-height:1.6}.topbar{z-index:50;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);background:#f4f1ead9;position:sticky;top:0}.topbar-inner{justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto;padding:18px 32px;display:flex}.brand{letter-spacing:-.01em;align-items:center;gap:10px;font-family:Cormorant Garamond,serif;font-size:24px;font-weight:700;display:flex}.brand-mark{background:var(--ink);width:36px;height:36px;color:var(--paper);border-radius:8px;justify-content:center;align-items:center;font-size:18px;font-weight:700;display:flex}.nav{gap:32px;display:flex}.nav a{color:var(--ink);opacity:.75;font-size:14px;font-weight:500;text-decoration:none;transition:opacity .15s}.nav a:hover{opacity:1}.cta{background:var(--ink);color:var(--paper);border-radius:999px;padding:10px 18px;font-size:13px;font-weight:500;text-decoration:none;transition:background .15s}.cta:hover{background:var(--accent)}.hero{max-width:1200px;margin:0 auto;padding:100px 32px 80px;position:relative}.hero:before{content:"道";color:var(--ink);opacity:.04;pointer-events:none;-webkit-user-select:none;user-select:none;font-family:Cormorant Garamond,serif;font-size:280px;line-height:1;position:absolute;top:40px;right:32px}.eyebrow{text-transform:uppercase;letter-spacing:.16em;color:var(--accent);margin-bottom:24px;font-family:IBM Plex Mono,monospace;font-size:12px}.eyebrow:before{content:"";background:var(--accent);vertical-align:middle;width:28px;height:1px;margin-right:12px;display:inline-block}h1{letter-spacing:-.025em;max-width:900px;margin-bottom:32px;font-family:Cormorant Garamond,serif;font-size:clamp(44px,7vw,96px);font-weight:500;line-height:.98}h1 em{color:var(--accent);font-style:italic;font-weight:600}.lede{color:#0a0a0abf;max-width:640px;margin-bottom:40px;font-size:19px;line-height:1.55}.hero-actions{flex-wrap:wrap;gap:16px;display:flex}.btn-primary,.btn-ghost{cursor:pointer;border:1px solid var(--ink);border-radius:999px;align-items:center;gap:8px;padding:14px 28px;font-size:14px;font-weight:500;text-decoration:none;transition:all .2s;display:inline-flex}.btn-primary{background:var(--ink);color:var(--paper)}.btn-primary:hover{background:var(--accent);border-color:var(--accent)}.btn-ghost{color:var(--ink);background:0 0}.btn-ghost:hover{background:var(--ink);color:var(--paper)}.belts{border-top:1px solid var(--line);max-width:1200px;margin:40px auto 0;padding:80px 32px}.section-label{text-transform:uppercase;letter-spacing:.18em;color:var(--mute);margin-bottom:16px;font-family:IBM Plex Mono,monospace;font-size:11px}.section-h{letter-spacing:-.02em;max-width:720px;margin-bottom:56px;font-family:Cormorant Garamond,serif;font-size:clamp(32px,4vw,48px);font-weight:500;line-height:1.1}.belt-grid{border-top:1px solid var(--line);grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:0;display:grid}.belt{border-bottom:1px solid var(--line);border-right:1px solid var(--line);padding:32px 24px 32px 0;position:relative}.belt:last-child{border-right:none}.belt-num{color:var(--mute);letter-spacing:.1em;margin-bottom:12px;font-family:IBM Plex Mono,monospace;font-size:11px}.belt-name{letter-spacing:-.01em;margin-bottom:8px;font-family:Cormorant Garamond,serif;font-size:28px;font-weight:600}.belt-stage{color:var(--mute);letter-spacing:.04em;margin-bottom:16px;font-family:IBM Plex Mono,monospace;font-size:13px}.belt-desc{font-size:14px;line-height:1.6}.belt-color{border-radius:2px;width:24px;height:4px;position:absolute;top:32px;right:24px}.belt-color.white{border:1px solid var(--line);background:#ddd}.belt-color.green{background:#2d5f3f}.belt-color.brown{background:#6b4423}.belt-color.black{background:var(--ink)}.closing{background:var(--ink);color:var(--paper);padding:100px 32px;position:relative;overflow:hidden}.closing:before{content:"道場";color:#ffffff0a;pointer-events:none;-webkit-user-select:none;user-select:none;font-family:Cormorant Garamond,serif;font-size:360px;line-height:1;position:absolute;bottom:-40px;right:-20px}.closing-inner{z-index:1;max-width:1200px;margin:0 auto;position:relative}.closing h2{letter-spacing:-.02em;max-width:800px;margin-bottom:32px;font-family:Cormorant Garamond,serif;font-size:clamp(36px,5vw,64px);font-weight:500;line-height:1}.closing h2 em{color:var(--accent);font-style:italic}.closing p{opacity:.75;max-width:560px;margin-bottom:40px;font-size:18px}.closing .btn-primary{background:var(--paper);color:var(--ink);border-color:var(--paper)}.closing .btn-primary:hover{background:var(--accent);color:var(--paper);border-color:var(--accent)}footer{text-align:center;color:var(--mute);letter-spacing:.1em;text-transform:uppercase;padding:40px 32px;font-family:IBM Plex Mono,monospace;font-size:11px}@media (max-width:720px){.nav{display:none}.hero,.belts{padding:60px 24px}.belt{border-right:none;padding:24px}}