:root{color-scheme:light;--ink:#172033;--muted:#536176;--brand:#4f46e5;--line:#dce3ee;--wash:#f5f7fb;--white:#fff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--wash);color:var(--ink);font:16px/1.7 Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif}.top{background:#fff;border-bottom:1px solid var(--line)}.nav{max-width:980px;margin:auto;padding:18px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{font-weight:800;color:var(--ink);text-decoration:none;letter-spacing:-.03em}.brand span{color:var(--brand)}.links{display:flex;flex-wrap:wrap;gap:14px}.links a{color:var(--muted);font-size:14px;text-decoration:none}.links a:hover{color:var(--brand);text-decoration:underline}.wrap{max-width:880px;margin:48px auto;padding:0 24px 60px}.hero,.content{background:#fff;border:1px solid var(--line);border-radius:18px;padding:clamp(24px,5vw,48px);box-shadow:0 10px 30px rgba(23,32,51,.04)}.content{margin-top:20px}.eyebrow{color:var(--brand);font-weight:700;text-transform:uppercase;letter-spacing:.1em;font-size:12px}h1{font-size:clamp(32px,5vw,46px);line-height:1.15;letter-spacing:-.04em;margin:8px 0 14px}h2{font-size:22px;line-height:1.3;margin:30px 0 8px}h3{font-size:17px;margin:20px 0 6px}p,li{color:var(--muted)}a{color:var(--brand)}.notice{border:1px solid #f1c36d;background:#fff8e8;color:#684b13;padding:14px 16px;border-radius:10px;margin:18px 0}.callout{background:#f2f4ff;border:1px solid #dfe3ff;padding:18px;border-radius:12px}.button{display:inline-block;margin-top:12px;padding:11px 17px;background:var(--brand);color:#fff;border-radius:9px;text-decoration:none;font-weight:700}.button:hover{background:#4038c8;color:#fff}.meta{font-size:13px;color:var(--muted)}.faq{padding:15px 0;border-bottom:1px solid var(--line)}.faq:last-child{border:0}.footer{max-width:980px;margin:auto;padding:0 24px 34px;color:var(--muted);font-size:13px}.footer a{margin-right:14px}.placeholder{font-weight:700;color:#9a3412}code{overflow-wrap:anywhere} @media(max-width:640px){.nav{align-items:flex-start;flex-direction:column}.wrap{margin:24px auto}.links{gap:10px}.links a{font-size:13px}}