*{box-sizing:border-box}html{font-family:-apple-system,BlinkMacSystemFont,Hiragino Sans,Hiragino Kaku Gothic ProN,Meiryo,sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased}body{margin:0;background:#fff;color:#111}.container{max-width:480px;margin:0 auto;padding:3rem 1.5rem}header{text-align:center;margin-bottom:2.5rem}.label{font-size:.85rem;color:#666;letter-spacing:.15em;margin:0 0 .5rem}h1{font-size:1.5rem;font-weight:600;margin:0;color:#111}.date-section{text-align:center;margin-bottom:2.5rem}.date-box{display:inline-flex;align-items:baseline;gap:.75rem;border-bottom:2px solid #111;padding-bottom:.5rem}.year{font-size:1rem;color:#666}.day{font-size:2.5rem;font-weight:700;color:#111;letter-spacing:-.02em}.dow{font-size:.9rem;color:#666}.details{margin-bottom:2.5rem}dl{margin:0}.row{display:flex;padding:1rem 0;border-bottom:1px solid #eee}.row:last-child{border-bottom:none}dt{width:70px;font-size:.85rem;color:#999;flex-shrink:0}dd{margin:0;font-size:1rem;color:#111}dd .sub{display:block;font-size:.85rem;color:#666;margin-top:.25rem}dd a{display:inline-block;font-size:.85rem;color:#111;margin-top:.5rem}.payment{background:#f8f8f8;padding:2rem;margin:0 -1.5rem 2rem;text-align:center}.payment h2{font-size:1rem;font-weight:600;margin:0 0 .75rem;color:#111}.payment p{font-size:.9rem;color:#666;margin:0 0 .5rem}.payment .deadline{font-weight:600;color:#111;margin-bottom:1.5rem}.stripe-btn{margin:1.5rem 0}.payment .alt{font-size:.8rem;color:#999}.notice{text-align:center;padding:1rem;background:#fff;border:1px solid #eee;margin-bottom:2rem}.notice p{margin:0;font-size:.9rem;color:#666}.notice strong{color:#111}footer{text-align:center;padding-top:1rem;border-top:1px solid #eee}footer p{margin:0 0 .5rem;font-size:.9rem;color:#666}footer a{font-size:.85rem;color:#111}@media(max-width:500px){.container{padding:2rem 1rem}.payment{margin:0 -1rem 2rem;padding:1.5rem 1rem}.row{flex-direction:column;gap:.25rem}dt{width:auto}}