:root{--bg:#f8faff;--panel:#fff;--line:#e0e8f4;--blue:#2563eb;--blue2:#1d4ed8;--navy:#1e2a3a;--text:#4b5b70;--muted:#8795a9;--green:#059669;--orange:#ea580c;--shadow:0 7px 28px rgba(37,99,235,.09)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--navy);font-family:'Noto Sans JP',sans-serif;line-height:1.8}.header{height:64px;padding:0 24px;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:10}.logo{font:800 20px Lexend;text-decoration:none;color:var(--navy)}.logo b,.accent{color:var(--blue)}.nav{display:flex;gap:22px;font-size:13px}.nav a{text-decoration:none;color:var(--text)}.hero{text-align:center;padding:72px 24px 64px;background:linear-gradient(135deg,#eef5ff,#dbeafe)}.eyebrow{font:700 11px Lexend;letter-spacing:.19em;color:var(--blue)}h1{font:800 clamp(29px,5vw,48px) Lexend;line-height:1.23;margin:12px 0 17px}.lead{max-width:730px;margin:auto;color:var(--text);font-size:15px}.wrap{max-width:1000px;margin:auto;padding:0 24px}.quick{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:-28px}.quick div,.card,.faq,.box{background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}.quick div{padding:19px;text-align:center}.quick b{display:block;color:var(--blue);font-size:15px}.quick small{color:var(--muted)}.section{padding:55px 0}.section h2{font:800 clamp(22px,3vw,31px) Lexend;line-height:1.35;margin:6px 0}.sub{font-size:13px;color:var(--muted);margin:0 0 27px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.grid.two{grid-template-columns:repeat(2,1fr)}.card{padding:23px}.icon{font-size:28px}.card h3{font-size:16px;margin:7px 0}.card p,.faq p,.box p{font-size:13px;color:var(--text);margin:0}.list{overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:14px}.list div{padding:15px 19px;border-bottom:1px solid var(--line);font-size:14px}.list div:last-child{border:0}.list b{color:var(--green);margin-right:9px}.steps{display:grid;gap:11px}.step{display:flex;gap:18px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:19px;box-shadow:var(--shadow)}.num{font:800 24px Lexend;color:var(--blue);min-width:38px}.step h3{font-size:15px;margin:0 0 4px}.step p{font-size:13px;color:var(--text);margin:0}.table-wrap{overflow-x:auto}.table{width:100%;border-collapse:collapse;background:#fff;border-radius:14px;overflow:hidden;font-size:13px}.table th,.table td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:left}.table th{color:var(--blue);background:#eef4ff}.note{padding:17px 19px;background:#fff7ed;border-left:4px solid var(--orange);border-radius:8px;color:var(--text);font-size:13px}.faq{padding:19px;margin:10px 0}.faq h3{font-size:14px;color:var(--blue);margin:0 0 5px}.cta{margin:28px 0 60px;padding:43px 24px;text-align:center;color:#fff;border-radius:20px;background:linear-gradient(135deg,#1e40af,#2563eb)}.cta h2{margin:0}.cta p{font-size:13px;color:#dbeafe}.btn{display:inline-block;background:#fff;color:var(--blue);text-decoration:none;font-weight:700;border-radius:99px;padding:13px 28px;margin-top:12px}footer{background:var(--navy);color:#9aa8b8;text-align:center;padding:28px;font-size:11px}footer a{color:#c2ccd7;margin:0 8px}@media(max-width:700px){.nav{display:none}.quick,.grid,.grid.two{grid-template-columns:1fr}.hero{padding-top:52px}.section{padding:42px 0}}