:root{--white:#fff;--offwhite:#f8f8f8;--lightgray:#e8e8e8;--midgray:#999;--gray:#666;--charcoal:#333;--near-black:#1a1a1a;--orange:#e87a1e;--orange-hover:#f08a2e;--orange-light:rgba(232,122,30,.08);--orange-mid:rgba(232,122,30,.15);--orange-border:rgba(232,122,30,.25);--font-ja:'Noto Sans JP',sans-serif;--font-en:'Oswald',sans-serif}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font-ja);background:var(--white);color:var(--charcoal);line-height:1.9;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:var(--orange);text-decoration:none;transition:color .3s}
a:hover{color:var(--orange-hover)}

/* NAV */
.nav{position:fixed;top:0;width:100%;z-index:100;background:rgba(255,255,255,.95);backdrop-filter:blur(12px);border-bottom:1px solid var(--lightgray)}
.nav-inner{max-width:1100px;margin:0 auto;padding:14px 24px;display:flex;justify-content:space-between;align-items:center}
.nav-logo{font-family:var(--font-en);font-weight:700;font-size:1.15rem;letter-spacing:3px;color:var(--orange)}
.nav-logo small{display:block;font-size:.55rem;font-weight:400;color:var(--midgray);letter-spacing:2px}
.nav-links{display:flex;gap:24px;list-style:none;align-items:center}
.nav-links a{color:var(--gray);font-size:.8rem}
.nav-links a:hover{color:var(--orange)}
.nav-cta-btn{background:var(--orange);color:var(--white)!important;padding:7px 18px;font-weight:700;font-size:.75rem!important;letter-spacing:1px;border-radius:2px}
.hamburger{display:none;cursor:pointer;padding:8px}
.hamburger span{display:block;width:22px;height:2px;background:var(--charcoal);margin:5px 0}

/* CHOICE HERO */
.choice-hero{min-height:100vh;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}
.choice-bg{position:absolute;inset:0;background:url('../images/top_001.jpg') center/cover no-repeat;filter:grayscale(100%)}
.hero-logo{max-width:340px;margin:0 auto 24px;opacity:0;animation:fadeUp .8s .1s forwards}
.choice-overlay{position:absolute;inset:0;background:rgba(26,26,26,.88)}
.choice-content{position:relative;z-index:2;text-align:center;padding:120px 24px 80px;max-width:800px}
.choice-lead{font-size:.7rem;letter-spacing:4px;color:var(--orange);font-family:var(--font-en);margin-bottom:24px;opacity:0;animation:fadeUp .8s .2s forwards}
.choice-title{font-size:clamp(1.4rem,3.5vw,2.2rem);font-weight:900;color:var(--white);line-height:1.6;margin-bottom:56px;opacity:0;animation:fadeUp .8s .4s forwards}
.choice-cards{display:grid;grid-template-columns:1fr 1fr;gap:24px;opacity:0;animation:fadeUp .8s .7s forwards;position:relative}
.choice-card{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);padding:48px 32px;cursor:pointer;transition:all .4s;position:relative;overflow:hidden}
.choice-card::after{content:'';position:absolute;bottom:0;left:0;width:100%;height:3px;background:var(--orange);transform:scaleX(0);transition:transform .4s}
.choice-card:hover{background:rgba(255,255,255,.08);border-color:rgba(232,122,30,.3)}
.choice-card:hover::after{transform:scaleX(1)}
.choice-card h3{font-size:1.2rem;color:var(--white);margin-bottom:10px;font-weight:700}
.choice-card p{color:rgba(255,255,255,.45);font-size:.82rem;line-height:1.8}
.choice-or{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:3;color:rgba(255,255,255,.2);font-size:.7rem;letter-spacing:2px;font-family:var(--font-en);background:var(--near-black);border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center}
.choice-skip{margin-top:36px;opacity:0;animation:fadeUp .8s 1s forwards}
.choice-skip a{color:rgba(255,255,255,.3);font-size:.78rem;border-bottom:1px solid rgba(255,255,255,.12);padding-bottom:2px}
.choice-skip a:hover{color:var(--orange)}

/* BRANCH */
.branch{display:none;overflow:hidden}
.branch.active{display:block;animation:fadeIn .6s ease}

/* BRANCH A */
.ba-hero{background:var(--near-black);padding:80px 24px;text-align:center}
.ba-hero h2{font-size:clamp(1.4rem,3vw,2.2rem);font-weight:900;color:var(--white);line-height:1.6;margin-bottom:20px}
.ba-hero .accent{color:var(--orange)}
.ba-hero p{color:rgba(255,255,255,.6);font-size:.92rem;line-height:2.2;max-width:650px;margin:0 auto 16px}
.ba-hero p strong{color:var(--white)}

/* BRANCH B */
.bb-hero{background:var(--offwhite);padding:80px 24px;text-align:center}
.bb-hero h2{font-size:clamp(1.4rem,3vw,2.2rem);font-weight:900;color:var(--near-black);line-height:1.6;margin-bottom:20px}
.bb-hero .accent{color:var(--orange)}
.bb-hero p{color:var(--gray);font-size:.92rem;line-height:2.2;max-width:650px;margin:0 auto 16px}
.bb-pts{display:flex;gap:40px;justify-content:center;margin-top:32px;flex-wrap:wrap}
.bb-pt{text-align:center}
.bb-pt .n{font-family:var(--font-en);font-size:2rem;font-weight:700;color:var(--orange);line-height:1.2}
.bb-pt .l{font-size:.72rem;color:var(--gray)}

/* SHARED */
section{padding:80px 24px}
.container{max-width:1100px;margin:0 auto}
.sl{font-family:var(--font-en);font-size:.65rem;letter-spacing:5px;color:var(--orange);margin-bottom:16px}
.st{font-size:clamp(1.3rem,2.5vw,1.8rem);font-weight:900;line-height:1.6;margin-bottom:16px;color:var(--near-black)}
.sd{color:var(--gray);font-size:.9rem;line-height:2.1;max-width:580px;margin-bottom:48px}

/* FEATURES */
.features{background:var(--offwhite)}
.fg{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.fi{background:var(--white);padding:36px 28px;border:1px solid var(--lightgray);border-top:3px solid transparent;transition:all .4s;border-radius:4px}
.fi:hover{border-top-color:var(--orange)}
.fn{font-family:var(--font-en);font-size:2.4rem;font-weight:700;color:var(--orange-mid);line-height:1;margin-bottom:16px}
.fi h3{font-size:1rem;color:var(--orange);margin-bottom:10px}
.fi p{color:var(--gray);font-size:.82rem;line-height:2}

/* PHOTO */
.ps{display:grid;grid-template-columns:repeat(3,1fr);gap:0}
.ps img{width:100%;height:240px;object-fit:cover}

/* MOVIE */
.movie{background:var(--near-black);padding:80px 24px}
.mg{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.mi{background:#000;border-radius:4px;overflow:hidden;aspect-ratio:16/9}
.mi iframe{width:100%;height:100%;border:0}
.mf{padding:16px 0}
.mf h4{font-size:.9rem;color:var(--white);margin-bottom:4px}
.mf p{font-size:.78rem;color:rgba(255,255,255,.45)}

/* INSTRUCTOR */
.instructor{background:var(--white)}
.ig{display:grid;grid-template-columns:1fr 1.2fr;gap:56px;align-items:center}
.ib{font-family:var(--font-en);font-size:clamp(5rem,10vw,8rem);font-weight:700;color:var(--orange-light);line-height:.85;position:relative}
.ibl{position:absolute;bottom:6px;left:12px;font-size:1rem;color:var(--orange);font-weight:700;font-family:var(--font-ja)}
.it h2{font-size:1.4rem;font-weight:900;margin-bottom:16px;line-height:1.6;color:var(--near-black)}
.it p{color:var(--gray);font-size:.88rem;line-height:2.2;margin-bottom:14px}
.cl{list-style:none;margin-top:24px}
.cl li{padding:8px 0;border-bottom:1px solid var(--lightgray);color:var(--gray);font-size:.82rem;display:flex;align-items:center;gap:10px}
.cl li::before{content:'\2014';color:var(--orange);font-weight:700}

/* FOR YOU */
.foryou{background:var(--white)}
.fyg{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.fyi{background:var(--offwhite);border:1px solid var(--lightgray);padding:24px;border-radius:4px;transition:border-color .3s}
.fyi:hover{border-color:var(--orange-border)}
.fyi h4{font-size:.9rem;margin-bottom:6px;color:var(--near-black)}
.fyi p{color:var(--gray);font-size:.8rem;line-height:1.9}

/* VOICE */
.voice{background:var(--offwhite)}
.vg{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.vc{background:var(--white);border-radius:4px;overflow:hidden;border:1px solid var(--lightgray)}
.vc img{width:100%;height:180px;object-fit:cover}
.vb{padding:20px}
.vc h4{font-size:.88rem;color:var(--orange);margin-bottom:8px}
.vc p{color:var(--gray);font-size:.78rem;line-height:1.9;margin-bottom:10px}
.vc cite{color:var(--midgray);font-size:.7rem;font-style:normal}

/* NEWS */
.news{background:var(--white);padding:60px 24px}
.news-area{max-width:700px}
.news-item-pub{background:var(--offwhite);border:1px solid var(--lightgray);border-radius:4px;padding:20px 24px;margin-bottom:12px}
.news-item-pub .ndate{font-size:.7rem;color:var(--midgray);font-family:var(--font-en);letter-spacing:1px}
.news-item-pub h4{font-size:.9rem;color:var(--charcoal);margin:4px 0}
.news-item-pub p{font-size:.82rem;color:var(--gray);line-height:1.8}

/* LESSON */
.lesson{background:var(--offwhite)}
.lesson-header{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;flex-wrap:wrap}
.lesson-day-banner{background:var(--orange);color:var(--white);padding:12px 24px;border-radius:4px;font-size:.9rem;font-weight:700;white-space:nowrap}
.lesson-day-info{margin-bottom:12px;font-size:.85rem;color:var(--gray)}
.lt{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-bottom:40px}
.lic{display:flex;flex-direction:column;gap:16px}
.li-card{background:var(--white);border:1px solid var(--lightgray);border-radius:4px;padding:24px;display:flex;align-items:center;gap:20px}
.il{font-family:var(--font-en);font-size:.6rem;letter-spacing:3px;color:var(--orange);font-weight:600;flex-shrink:0;width:56px;text-align:center;border:1px solid var(--orange-border);padding:6px 0;border-radius:2px}
.li-card h4{font-size:.9rem;color:var(--near-black);margin-bottom:4px}
.li-card p{font-size:.8rem;color:var(--gray);line-height:1.7}
.cw{background:var(--white);border:1px solid var(--lightgray);border-radius:4px;overflow:hidden;height:100%;min-height:360px}
.cw iframe{width:100%;height:100%;min-height:360px;border:0}
.fb{text-align:center;padding:24px;border:2px solid var(--orange);border-radius:4px;max-width:500px;margin:0 auto;background:var(--white)}
.fb .big{font-size:1.1rem;font-weight:700;color:var(--orange)}
.fb p{color:var(--gray);font-size:.82rem;margin-top:6px}

/* ACCESS */
.access{background:var(--white)}
.ag{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.adl{margin-bottom:16px}
.adl dt{font-size:.7rem;color:var(--midgray);letter-spacing:2px;margin-bottom:2px;font-family:var(--font-en)}
.adl dd{font-size:.92rem;color:var(--charcoal)}
.ab{margin-top:24px;padding:16px;background:var(--offwhite);border:1px solid var(--lightgray);border-radius:4px}
.ab h4{font-size:.8rem;color:var(--orange);margin-bottom:4px}
.ab p{color:var(--gray);font-size:.8rem;line-height:1.9}
.me{width:100%;height:360px;border:1px solid var(--lightgray);border-radius:4px;overflow:hidden}
.me iframe{width:100%;height:100%;border:0}

/* CTA */
.cta{background:var(--near-black);text-align:center;padding:80px 24px;position:relative}
.cta::before{content:'';position:absolute;top:0;left:50%;transform:translateX(-50%);width:48px;height:3px;background:var(--orange)}
.cta h2{font-size:clamp(1.2rem,2.5vw,1.6rem);font-weight:900;margin-bottom:14px;line-height:1.7;color:var(--white)}
.cta p{color:rgba(255,255,255,.55);margin-bottom:36px;font-size:.92rem}
.btn{display:inline-block;padding:15px 36px;font-weight:700;font-size:.9rem;letter-spacing:1px;transition:all .3s;border:2px solid var(--orange);border-radius:2px}
.btn-fill{background:var(--orange);color:var(--white)}
.btn-fill:hover{background:var(--orange-hover);border-color:var(--orange-hover)}

/* FOOTER */
footer{background:var(--charcoal);padding:40px 24px}
.foot-inner{max-width:1100px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px}
.foot-logo{font-family:var(--font-en);font-weight:700;letter-spacing:3px;color:var(--orange);font-size:.9rem}
.foot-links{display:flex;gap:20px;list-style:none;flex-wrap:wrap}
.foot-links a{color:rgba(255,255,255,.5);font-size:.75rem}
.foot-links a:hover{color:var(--orange)}
.foot-copy{width:100%;text-align:center;color:rgba(255,255,255,.3);font-size:.7rem;margin-top:16px}

/* FLOAT CTA */
.float-cta{position:fixed;bottom:24px;right:24px;z-index:90;background:var(--orange);color:var(--white);padding:14px 24px;font-weight:700;font-size:.85rem;border-radius:3px;box-shadow:0 4px 20px rgba(232,122,30,.35);transition:all .3s;opacity:0;transform:translateY(20px)}
.float-cta.show{opacity:1;transform:translateY(0)}
.float-cta:hover{background:var(--orange-hover);color:var(--white)}

/* ANIMATIONS */
@keyframes fadeUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.reveal{opacity:0;transform:translateY(24px);transition:all .6s cubic-bezier(.22,1,.36,1)}
.reveal.visible{opacity:1;transform:translateY(0)}

/* MOBILE */
@media(max-width:768px){
.nav-links{display:none}
.hamburger{display:block}
.nav-links.open{display:flex;flex-direction:column;position:absolute;top:100%;left:0;width:100%;background:rgba(255,255,255,.98);padding:20px 24px;gap:16px;border-bottom:1px solid var(--lightgray)}
.choice-cards{grid-template-columns:1fr;gap:16px}
.choice-or{display:none}
.fg,.vg,.mg{grid-template-columns:1fr}
.ig,.lt,.ag,.fyg{grid-template-columns:1fr;gap:24px}
.ps{grid-template-columns:1fr}
.ps img{height:200px}
.bb-pts{flex-direction:column;gap:16px}
.foot-inner{flex-direction:column;text-align:center}
.foot-links{justify-content:center}
.float-cta{bottom:16px;right:16px;font-size:.8rem;padding:12px 20px}
}