:root{--ink:#132238;--muted:#617086;--line:#dce4ee;--bg:#f6f9fc;--accent:#2457d6;--accent2:#153b99;--ok:#17845b}
*{box-sizing:border-box} body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP",sans-serif;color:var(--ink);line-height:1.75;background:#fff}
a{color:inherit}.wrap{max-width:1100px;margin:auto;padding:0 24px}.top{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:10}
.nav{height:64px;display:flex;align-items:center;justify-content:space-between}.brand{font-weight:800;font-size:20px}.brand span{font-size:12px;border:1px solid var(--line);border-radius:999px;padding:2px 7px;margin-left:4px}.small-link{font-size:13px;color:var(--muted)}
.hero{padding:92px 0 80px;background:linear-gradient(180deg,#f7faff 0,#fff 100%)}.hero-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:56px;align-items:center}
.eyebrow{font-size:13px;font-weight:800;letter-spacing:.08em;color:var(--accent);text-transform:uppercase;margin:0 0 10px}
h1{font-size:48px;line-height:1.22;letter-spacing:-.03em;margin:0 0 22px}h2{font-size:34px;line-height:1.35;letter-spacing:-.02em;margin:0 0 24px}h3{line-height:1.45}
.lead{font-size:18px;color:#42526a;max-width:720px}.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin:30px 0 10px}.btn{display:inline-block;text-decoration:none;padding:13px 20px;border-radius:10px;font-weight:750}
.primary{background:var(--accent);color:#fff}.primary:hover{background:var(--accent2)}.secondary{border:1px solid var(--line);background:#fff}.full{display:block;text-align:center}.note,.mini{font-size:12px;color:var(--muted)}
.card{border:1px solid var(--line);border-radius:18px;background:#fff;padding:28px;box-shadow:0 18px 50px rgba(23,50,85,.10)}.mock-head{font-size:12px;color:var(--muted);font-weight:700}.score{font-size:60px;font-weight:850;letter-spacing:-.05em;color:var(--accent)}.score span{font-size:18px;color:var(--muted)}.tag{display:inline-block;background:#eaf6f1;color:var(--ok);font-weight:800;border-radius:999px;padding:5px 10px;font-size:12px}
.section{padding:84px 0}.alt{background:var(--bg)}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid3 article,.steps>div{border:1px solid var(--line);border-radius:14px;padding:22px;background:#fff}
.grid3 p,.steps p{color:var(--muted)}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.steps b{color:var(--accent);font-size:12px}
.two{display:grid;grid-template-columns:1fr .55fr;gap:52px;align-items:center}.price-card{border:1px solid var(--line);border-radius:18px;padding:32px;background:#fff;box-shadow:0 12px 32px rgba(23,50,85,.08)}.price{font-size:50px;font-weight:850}
footer{border-top:1px solid var(--line);padding:36px 0;color:var(--muted);font-size:13px}.foot nav{display:flex;gap:18px;flex-wrap:wrap;margin:12px 0}
@media(max-width:800px){.hero{padding:62px 0}.hero-grid,.two{grid-template-columns:1fr}.grid3,.steps{grid-template-columns:1fr}h1{font-size:38px}h2{font-size:28px}.mock{order:2}}