*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Hiragino Kaku Gothic ProN","Noto Sans JP",system-ui,sans-serif;line-height:1.8;color:#1c2430;background:#fff}
img,video{max-width:100%;display:block}
.wrap{max-width:640px;margin:0 auto;padding:0 20px}
section{padding:56px 0}
h1{font-size:clamp(28px,7vw,44px);line-height:1.35;font-weight:800;letter-spacing:.02em}
h2{font-size:clamp(21px,5vw,28px);line-height:1.5;margin-bottom:20px;font-weight:800}
p{margin-bottom:14px}
.small{font-size:12px;opacity:.75}
.hero{min-height:88svh;display:flex;align-items:center;color:#fff;position:relative;overflow:hidden}
.hero .wrap{position:relative;z-index:2}
.badge{display:inline-block;padding:6px 14px;border-radius:999px;font-size:13px;font-weight:700;margin-bottom:18px;backdrop-filter:blur(4px)}
.lead{font-size:clamp(15px,4vw,18px);margin-top:16px;opacity:.92}
.cta{display:block;width:100%;padding:18px;border:none;border-radius:14px;font-size:17px;font-weight:800;cursor:pointer;text-align:center;text-decoration:none;transition:transform .15s ease,box-shadow .15s ease}
.cta:active{transform:scale(.98)}
.form-row{display:flex;flex-direction:column;gap:12px;margin-top:20px}
input[type=email]{padding:16px;border-radius:12px;border:1.5px solid #cbd5e1;font-size:16px;width:100%}
input[type=email]:focus{outline:2px solid currentColor}
.card{background:#fff;border-radius:18px;padding:26px 22px;box-shadow:0 8px 30px rgba(15,35,70,.08);margin-bottom:18px}
.num{font-size:13px;font-weight:800;letter-spacing:.15em;opacity:.55;display:block;margin-bottom:6px}
.msg{margin-top:12px;font-weight:700;min-height:1.5em}
.msg.ok{color:#0a7a4b}.msg.ng{color:#c0392b}
footer{padding:36px 0 60px;background:#101826;color:#94a3b8;font-size:13px}
footer a{color:#94a3b8}
.faq dt{font-weight:800;margin-top:18px}
.faq dd{margin-left:0;opacity:.85}
.compare{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:20px 0}
.compare div{border-radius:14px;padding:18px 14px;text-align:center;font-weight:700}
.sticky-cta{position:fixed;left:0;right:0;bottom:0;padding:10px 16px calc(10px + env(safe-area-inset-bottom));z-index:50;backdrop-filter:blur(8px)}
.sticky-cta .cta{max-width:640px;margin:0 auto;padding:14px}
@media(min-width:560px){.form-row{flex-direction:row}.form-row input{flex:1}.form-row .cta{width:auto;padding:16px 28px}}