:root{--bg:#f5f5f7;--card:#fff;--text:#1d1d1f;--muted:#6e6e73;--line:#e5e5ea;--blue:#0071e3;--shadow:0 12px 32px rgba(0,0,0,.07)}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","Hiragino Sans","Yu Gothic UI",sans-serif;line-height:1.75}a{color:var(--blue)}.site-shell{max-width:980px;margin:auto;padding:32px 22px 72px}.site-nav{display:flex;justify-content:space-between;align-items:center;margin-bottom:32px}.site-brand{font-weight:700;text-decoration:none;color:var(--text);font-size:20px}.site-links{display:flex;gap:18px;font-size:16px;font-weight:600;flex-wrap:wrap;justify-content:flex-end;align-items:center}.site-links a{text-decoration:none;padding:6px 4px}.site-links a{text-decoration:none}.hero,.content-card{background:var(--card);border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow)}.hero{padding:44px;margin-bottom:20px}.hero h1{font-size:38px;line-height:1.25;margin:0 0 14px}.hero p{font-size:18px;color:var(--muted);max-width:760px}.cta{display:inline-block;background:var(--blue);color:#fff;text-decoration:none;padding:11px 18px;border-radius:12px;font-weight:650}.content-card{padding:30px 34px;margin:18px 0}.content-card h2{margin-top:0;font-size:24px}.content-card h3{margin-top:28px}.muted{color:var(--muted)}.steps{padding-left:22px}.faq-item{padding:18px 0;border-top:1px solid var(--line)}.faq-item:first-child{border-top:0}.faq-item h2,.faq-item h3{margin:0 0 8px}.pill{display:inline-block;background:#e9f4ff;color:#0064c8;padding:4px 10px;border-radius:999px;font-size:12px;font-weight:650}.footer{color:var(--muted);font-size:13px;margin-top:28px}.notice{background:#f1f7ff;border-radius:14px;padding:15px 18px}@media(max-width:700px){.hero{padding:28px 24px}.hero h1{font-size:30px}.content-card{padding:24px}.site-links{gap:10px;font-size:12px}}