*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:#202020;background:#fff;font-family:-apple-system,BlinkMacSystemFont,"Noto Sans JP","Yu Gothic",sans-serif;line-height:1.9}.wrap{width:min(920px,calc(100% - 36px));margin:auto}.hero{height:min(680px,78vh);min-height:520px;position:relative;color:#fff;display:flex;align-items:center;overflow:hidden}.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.shade{position:absolute;inset:0;background:rgba(0,0,0,.48)}.hero-copy{position:relative;z-index:1}.eyebrow{letter-spacing:.12em;text-transform:uppercase;opacity:.85}.hero h1{font-size:clamp(1.8rem,4.6vw,3.25rem);line-height:1.2;margin:.2em 0;text-shadow:0 2px 12px rgba(0,0,0,.35)}.lead{font-size:clamp(1.05rem,2.5vw,1.35rem)}.button{display:inline-block;margin-top:20px;padding:11px 24px;border:1px solid #fff;color:#fff;text-decoration:none;background:rgba(0,0,0,.15)}section{padding-top:72px;padding-bottom:72px}.intro h2,.notice h2,.pricing h2,.teacher h2,.studio h2,.flow h2,.contact h2{font-size:clamp(1.7rem,4vw,2.4rem);line-height:1.35;margin-top:0}.card,.price-card,.feature{border:1px solid #ddd;padding:28px;background:#fafafa}.date{font-weight:700}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.feature{text-align:center}.feature img{width:112px;height:112px;object-fit:contain;margin:0 auto 12px}.feature h2{font-size:1.25rem;line-height:1.4}.feature p{text-align:left}.pricing h2 span{font-size:.8em;margin-left:.5em}.price-card{max-width:600px}.price{font-size:1.25rem;padding:12px 0;border-bottom:1px solid #ddd}.price strong{font-size:2rem;margin:0 8px}.note{font-size:.9rem}.teacher{display:grid;grid-template-columns:minmax(240px,360px) 1fr;gap:42px;align-items:start}.teacher-photo img{width:100%;height:auto;display:block}.teacher h3,.studio h3{font-size:1.6rem}.studio{background:#f5f5f5}.studio a{color:inherit}.station{font-weight:700}.flow ol{padding-left:1.5em}.flow li{margin:18px 0}.form-placeholder{border:1px dashed #aaa;padding:40px;text-align:center;color:#666;background:#fafafa}.form-wrap{width:100%;overflow:hidden}.form-wrap iframe{display:block;border:0;min-height:980px}footer{padding:35px 0;background:#171717;color:#fff;text-align:center}@media(max-width:700px){.hero{min-height:500px;height:70vh}.hero-bg{object-position:center}.intro,.notice,.features,.pricing,.teacher,.studio,.flow,.contact{padding-top:50px;padding-bottom:50px}.features,.teacher{grid-template-columns:1fr}.teacher-photo{max-width:420px}.price strong{font-size:1.65rem}}
/* v4: centered layout */
.hero-copy{text-align:center}
main section{text-align:center}
.intro p,.teacher p{max-width:760px;margin-left:auto;margin-right:auto}
.features .feature p{text-align:center}
.price-card{margin-left:auto;margin-right:auto}
.teacher{text-align:center}
.teacher-photo{margin-left:auto;margin-right:auto}
.flow ol{display:inline-block;text-align:left;max-width:760px}
.studio .wrap{text-align:center}
.contact{text-align:center}