:root{--ink:#111;--sub:#555;--line:#e7e7e7;--pink:#ff2d87;--bg:#fff;--soft:#fff3f8}
*{box-sizing:border-box}
body{margin:0;font-family:"Hiragino Sans","Noto Sans JP","Yu Gothic UI",sans-serif;color:var(--ink);background:var(--bg);line-height:1.85;font-size:16px}
a{color:var(--pink)}
.wrap{max-width:720px;margin:0 auto;padding:0 20px}
header.top{background:#0d0d0d;color:#fff;padding:56px 0 48px}
header.top .by{font-size:13px;opacity:.75;letter-spacing:.05em}
header.top h1{font-size:34px;line-height:1.35;margin:10px 0 14px;font-weight:900}
header.top h1 em{font-style:normal;color:var(--pink)}
header.top p.lead{font-size:16px;opacity:.9;margin:0}
.badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.badges span{border:1px solid #444;border-radius:999px;padding:3px 12px;font-size:13px}
section{padding:40px 0;border-bottom:1px solid var(--line)}
h2{font-size:22px;margin:0 0 16px;font-weight:900}
h2::before{content:"";display:inline-block;width:6px;height:20px;background:var(--pink);margin-right:10px;vertical-align:-3px;border-radius:2px}
ul.check{padding-left:0;list-style:none}
ul.check li{padding-left:28px;position:relative;margin:6px 0}
ul.check li::before{content:"✓";position:absolute;left:4px;color:var(--pink);font-weight:900}
.contents{display:grid;gap:12px}
.contents div{border:1px solid var(--line);border-radius:14px;padding:14px 16px}
.contents b{display:block}
.contents small{color:var(--sub)}
pre.sample{background:#fafafa;border:1px solid var(--line);border-radius:12px;padding:14px 16px;white-space:pre-wrap;font-family:inherit;font-size:14.5px;line-height:1.8}
.price{background:var(--soft);border-radius:16px;padding:24px;text-align:center}
.price .yen{font-size:40px;font-weight:900}
.price .yen small{font-size:16px;font-weight:700}
.btn{display:inline-block;background:var(--pink);color:#fff;text-decoration:none;font-weight:900;border:0;border-radius:999px;padding:14px 34px;font-size:17px;cursor:pointer;box-shadow:0 4px 0 #c01563}
.btn:active{transform:translateY(2px);box-shadow:0 2px 0 #c01563}
.btn.dark{background:#111;box-shadow:0 4px 0 #000}
form{display:grid;gap:14px}
label{font-weight:700;font-size:14px}
input[type=text],input[type=email],textarea,select{width:100%;padding:11px 12px;border:1px solid #ccc;border-radius:10px;font:inherit;font-size:16px}
textarea{min-height:90px}
.hp{position:absolute;left:-9999px}
.note{font-size:13px;color:var(--sub)}
.flow{counter-reset:s;padding-left:0;list-style:none}
.flow li{counter-increment:s;padding-left:40px;position:relative;margin:10px 0}
.flow li::before{content:counter(s);position:absolute;left:0;top:2px;width:26px;height:26px;border-radius:50%;background:#111;color:#fff;font-size:13px;display:grid;place-items:center;font-weight:900}
details{border:1px solid var(--line);border-radius:12px;padding:10px 14px;margin:8px 0}
summary{font-weight:700;cursor:pointer}
footer{padding:28px 0 60px;font-size:13px;color:var(--sub);text-align:center}
footer a{color:var(--sub);margin:0 8px}
.msg{padding:12px 14px;border-radius:10px;display:none}
.msg.err{display:block;background:#fff0f0;color:#b00020}
table.t{border-collapse:collapse;width:100%;font-size:14.5px}
table.t th,table.t td{border:1px solid var(--line);padding:10px;text-align:left;vertical-align:top}
table.t th{background:#fafafa;width:34%}
@media(max-width:560px){header.top h1{font-size:27px}}