@font-face{font-family:'Corporate Logo';src:url('assets/fonts/corporate-logo-bold.ttf') format('truetype');font-weight:700;font-display:swap}
:root{--bg:#111215;--ink:#f5f2eb;--muted:#aaaeb7;--accent:#ed6041;--glow:#dc3929;--line:#ffffff24;--paper:#f0eadd;--paper-ink:#261f1b}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--ink);font-family:'Noto Sans JP',sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit}button,a,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:5px}::selection{background:var(--accent);color:#111}.product-geography{--accent:#72e8d7;--glow:#1475de;--paper:#112934;--paper-ink:#f0f8f9}.skip{position:fixed;top:-70px;left:20px;z-index:30;background:var(--accent);color:#111;padding:12px}.skip:focus{top:8px}
.product-header{position:sticky;top:0;z-index:20;height:88px;padding:0 4.5%;display:flex;align-items:center;justify-content:space-between;gap:28px;background:#111215f5;border-bottom:1px solid var(--line);backdrop-filter:blur(15px)}.brand{font:700 35px/1 'Corporate Logo',sans-serif;white-space:nowrap}.brand>span{font-size:.86em}.brand small{display:block;margin-top:7px;font:700 8px/1.2 'Noto Sans JP',sans-serif;letter-spacing:.25em;color:#f15a36}.product-header nav{display:flex;gap:30px;font-size:12px}.product-header nav a{padding:15px 0}.product-header nav a:hover{color:var(--accent)}.header-cta{padding:12px 18px;border:1px solid var(--line);font-size:12px;white-space:nowrap}.header-cta span{margin-left:24px;color:var(--accent)}.breadcrumbs{padding:25px 5%;display:flex;gap:12px;font:9px monospace;letter-spacing:2px;color:var(--muted)}.breadcrumbs a:hover{color:var(--accent)}
.product-hero{max-width:1600px;margin:auto;padding:40px 5% 75px;display:grid;grid-template-columns:.8fr 1.2fr;align-items:center;gap:5%;position:relative}.product-hero:before{content:'';position:absolute;right:0;top:0;width:60%;height:100%;background:radial-gradient(ellipse,var(--glow),transparent 65%);opacity:.12;pointer-events:none}.eyebrow{font:10px/1.8 monospace;letter-spacing:2.4px;color:var(--accent);margin:0 0 22px}.hero-heading{z-index:1}h1{margin:0;letter-spacing:-.065em;line-height:1.15}h1>span{display:block;font-size:clamp(22px,2.4vw,38px);font-weight:800}h1 strong{display:block;font-size:clamp(98px,11vw,166px);font-weight:900;letter-spacing:-.07em}h1 i{font-style:normal;color:var(--accent)}.hero-intro{font-size:13px;line-height:2.2;color:#c4c5c9;margin:24px 0 30px}.hero-buttons{display:flex;align-items:flex-start;flex-direction:column;gap:22px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:40px;padding:18px 25px;font-size:13px;font-weight:800;border:1px solid transparent;transition:background .2s,transform .2s}.primary{background:var(--accent);color:#111215}.primary:hover{background:var(--ink);transform:translateY(-2px)}.button span{font-size:20px}.sub-link{font-size:11px;padding-bottom:5px;border-bottom:1px solid var(--line);color:#c4c5c9}.hero-cover{position:relative;min-width:0;transform:rotate(-2deg)}.hero-cover img{display:block;width:100%;height:auto;box-shadow:15px 20px 0 #0005;border:1px solid #ffffff35}.cover-label{display:block;font:9px monospace;letter-spacing:2px;margin-bottom:14px;color:var(--muted)}.cover-caption{display:flex;justify-content:space-between;font:9px/1.7 monospace;letter-spacing:1.5px;margin-top:20px;color:var(--muted)}.cover-caption b{color:var(--accent);font-weight:400}
.stat-band{padding:30px 5%;display:grid;grid-template-columns:repeat(3,1fr);border-block:1px solid var(--line);background:#ffffff03}.stat-band>span{display:flex;flex-direction:column;gap:8px;align-items:center;text-align:center;border-right:1px solid var(--line)}.stat-band>span:last-child{border:0}.stat-band b{font-size:clamp(18px,2vw,30px);letter-spacing:-.03em}.stat-band b small{font-size:13px}.stat-band>span>small{font-size:10px;color:var(--muted)}.section-wrap{padding:90px max(5%,calc((100% - 1440px)/2))}h2{margin:0;font-size:clamp(30px,4.2vw,61px);line-height:1.4;letter-spacing:-.065em;font-weight:900}h2 em{font-style:normal;color:var(--accent)}
.concept{background:var(--paper);color:var(--paper-ink);display:grid;grid-template-columns:1.1fr 1fr;gap:8%;align-items:center}.product-history .concept .eyebrow{color:#ad3d28}.product-history .concept h2 em{color:#bd3c28}.concept-copy p{font-size:14px;line-height:2.4;margin:0 0 30px}.inline-link{display:inline-flex;align-items:center;gap:25px;font-size:12px;font-weight:700;padding-bottom:12px;border-bottom:1px solid currentColor}.inline-link span{font-size:20px}
.section-heading{display:flex;justify-content:space-between;gap:40px;align-items:end;margin-bottom:36px}.section-heading>p{font-size:12px;line-height:2;color:var(--muted);margin:0 0 5px}.track-filters{display:flex;gap:9px;flex-wrap:wrap}.track-filters button{border:1px solid var(--line);background:transparent;color:var(--muted);padding:10px 16px;font-size:11px;cursor:pointer;border-radius:30px}.track-filters button[aria-pressed=true]{background:var(--accent);border-color:var(--accent);color:#111;font-weight:700}.track-filters button:hover{border-color:var(--accent)}.track-count{font:10px monospace;color:var(--muted);text-align:right;margin:20px 0 12px}.track{border-top:1px solid var(--line)}.track:last-child{border-bottom:1px solid var(--line)}.track[hidden]{display:none}.track summary{display:flex;list-style:none;align-items:center;gap:26px;padding:24px 8px;cursor:pointer}.track summary::-webkit-details-marker{display:none}.track summary:hover{background:#ffffff05}.track-num{font:24px monospace;color:var(--accent);width:44px;flex:none}.track-title{font-size:clamp(15px,1.8vw,23px);font-weight:700;line-height:1.5}.track-title small{display:block;font-size:9px;font-weight:400;letter-spacing:1px;color:var(--muted);margin-top:5px}.track-toggle{font-size:24px;margin-left:auto;transition:transform .2s}.track[open] .track-toggle{transform:rotate(45deg);color:var(--accent)}.track-detail{padding:0 50px 27px 78px;display:flex;align-items:center;justify-content:space-between;gap:25px}.track-detail p{color:var(--muted);font-size:12px;line-height:1.9;margin:0}.track-detail a{font-size:11px;color:var(--accent);white-space:nowrap;border-bottom:1px solid var(--accent);padding-bottom:7px}.track-detail a span{margin-left:15px}.fine{color:var(--muted);font-size:10px;line-height:1.9}.lesson-note{margin-top:22px}
.how-section{background:#1a1c20;border-block:1px solid var(--line)}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:4%;margin-top:45px}.steps article{border-top:1px solid var(--line);padding-top:20px}.steps article>span{font:34px monospace;color:var(--accent)}.steps h3{font-size:19px;margin:18px 0 12px}.steps p{font-size:12px;line-height:2;color:var(--muted);max-width:350px}.membership-section{display:grid;grid-template-columns:1fr 1fr;gap:10%;align-items:center;background:radial-gradient(ellipse at 100% 100%,color-mix(in srgb,var(--glow) 16%,transparent),transparent 65%)}.membership-section>div>p:not(.eyebrow){line-height:2;font-size:13px;color:var(--muted)}.membership-panel{padding:35px;border:1px solid var(--line);background:#16171c}.yt-label{font:10px monospace;letter-spacing:2px}.yt-label>span{display:inline-block;background:#f03;color:white;padding:6px 12px;border-radius:6px;margin-right:10px}.price{font:800 76px/1.3 'Noto Sans JP',sans-serif;letter-spacing:-.04em;margin:25px 0 8px;color:var(--ink)}.price>span{font-size:18px;margin-right:8px}.membership-panel .button{display:flex;width:100%;margin-top:25px}.membership-panel .fine{margin-bottom:0}.membership-caption{font-size:24px!important;color:var(--ink)!important;font-weight:700;line-height:1.7!important;margin:25px 0}
.faq-section{display:grid;grid-template-columns:.75fr 1.25fr;gap:8%;border-top:1px solid var(--line)}.faq-section h2{font-size:clamp(28px,3vw,42px)}.faq{border-bottom:1px solid var(--line)}.faq:first-child{border-top:1px solid var(--line)}.faq summary{padding:23px 5px;cursor:pointer;font-size:14px;font-weight:700;line-height:1.8}.faq p{font-size:12px;line-height:2;color:var(--muted);padding:0 5px 20px;margin:0}.faq a{color:var(--accent);text-decoration:underline}.next-product{display:grid;grid-template-columns:1fr auto;gap:16px;padding:42px 5%;background:var(--accent);color:#111;transition:filter .2s}.next-product:hover{filter:brightness(1.1)}.next-product>span{font:9px monospace;letter-spacing:2px}.next-product strong{font-size:clamp(23px,4vw,49px);letter-spacing:-.05em;grid-column:1}.next-product>b{font-size:50px;grid-column:2;grid-row:1/3;align-self:center}.product-footer{padding:30px 5%;display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:10px}.product-footer>span{font:10px monospace}
@media(min-width:1600px){.product-hero{padding-inline:0}}
@media(max-width:1050px){.product-hero{grid-template-columns:1fr 1.2fr;gap:4%;padding-top:25px}.hero-intro br{display:none}.hero-intro{font-size:12px}.cover-caption{font-size:8px}.section-wrap{padding-block:70px}.section-heading{display:block}.section-heading>p{margin-top:20px}.membership-section{gap:5%}.membership-panel{padding:25px}.faq-section{grid-template-columns:.8fr 1.2fr}}
@media(max-width:760px){html{scroll-padding-top:82px}.product-header{height:76px;padding-inline:5%;gap:14px}.brand{font-size:29px}.brand small{font-size:6px}.product-header nav{gap:16px;font-size:10px}.product-header .nav-other{display:none}.header-cta{font-size:10px;padding:10px}.header-cta span{margin-left:6px}.breadcrumbs{padding-block:20px;font-size:8px}.product-hero{grid-template-columns:1fr;padding:20px 6% 46px;gap:40px}.eyebrow{font-size:9px;letter-spacing:1.8px;margin-bottom:16px}h1>span{font-size:27px}h1 strong{font-size:110px}.hero-intro{font-size:12px;margin:16px 0 24px}.hero-intro br{display:block}.hero-buttons{flex-direction:row;flex-wrap:wrap;align-items:center;gap:20px}.button{padding:15px 18px;font-size:12px;gap:30px}.sub-link{font-size:10px}.hero-cover{transform:rotate(-1deg)}.cover-caption{margin-top:14px}.stat-band{padding:22px 4%}.stat-band b{font-size:17px}.stat-band b small{font-size:10px}.stat-band>span>small{font-size:8px;line-height:1.6}.section-wrap{padding:54px 6%}.concept{grid-template-columns:1fr;gap:25px}.concept-copy p{font-size:12px;margin-bottom:22px}.inline-link{font-size:11px;gap:15px}h2{font-size:35px}.section-heading{margin-bottom:25px}.section-heading>p{font-size:11px}.track-filters{gap:7px}.track-filters button{font-size:10px;padding:9px 12px}.track summary{gap:15px;padding:21px 0}.track-num{font-size:21px;width:30px}.track-title{font-size:15px}.track-title small{font-size:8px}.track-toggle{font-size:19px}.track-detail{display:block;padding:0 10px 24px 45px}.track-detail p{font-size:11px}.track-detail a{display:inline-block;margin-top:15px;font-size:10px}.steps{grid-template-columns:1fr;gap:20px;margin-top:30px}.steps article{display:grid;grid-template-columns:45px 1fr;column-gap:15px}.steps article>span{grid-row:1/3;font-size:27px}.steps h3{margin:2px 0 8px;font-size:17px}.steps p{margin:0;grid-column:2;max-width:none}.membership-section{grid-template-columns:1fr;gap:28px}.membership-panel{padding:26px}.price{font-size:69px}.faq-section{grid-template-columns:1fr;gap:27px}.faq summary{font-size:12px}.next-product{padding:30px 6%}.next-product>b{font-size:38px}.product-footer{flex-wrap:wrap;font-size:10px;padding:25px 6%}.product-footer>span{order:3;width:100%;font-size:9px}.cover-label{font-size:8px}}
@media(max-width:380px){.product-header nav{gap:10px}.product-header nav a:first-child{display:none}.hero-buttons{flex-direction:column;align-items:flex-start}h1 strong{font-size:98px}.stat-band b{font-size:14px}.price{font-size:58px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}