:root{--ink:#0a2744;--text:#29445e;--muted:#63788d;--bg:#f7fafc;--card:#fff;--line:#d9e5ea;--teal:#087965;--blue:#0b5cad;--warning:#fff4df;--shadow:0 22px 60px rgba(10,39,68,.1)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.64;background:radial-gradient(circle at 8% 4%,rgba(11,92,173,.1),transparent 32%),linear-gradient(180deg,#f7fafc,#eef4f6);-webkit-font-smoothing:antialiased}a{color:var(--blue);text-underline-offset:3px}.wrap{max-width:980px;margin:auto;padding:28px 20px 56px}.top{display:flex;justify-content:space-between;gap:18px;align-items:center;margin-bottom:30px}.top img{height:42px}.top nav{display:flex;gap:14px;flex-wrap:wrap}.hero,.section{background:rgba(255,255,255,.94);border:1px solid var(--line);border-radius:28px;padding:clamp(22px,4vw,42px);box-shadow:var(--shadow)}.section{margin-top:20px;box-shadow:none}.eyebrow,.tag{display:inline-flex;color:var(--teal);font-weight:800;background:rgba(8,121,101,.08);border:1px solid rgba(8,121,101,.18);border-radius:999px;padding:7px 11px;font-size:.88rem}.tag{padding:4px 9px;font-size:.78rem}h1{margin:16px 0 12px;font-size:clamp(2.05rem,5vw,4rem);line-height:1;letter-spacing:-.05em;text-wrap:balance}h2{margin:0 0 12px;font-size:clamp(1.45rem,3vw,2rem);line-height:1.1}h3{margin:20px 0 7px}.lead{font-size:1.16rem;color:var(--text);max-width:800px}.answer,.notice{margin-top:20px;border-left:5px solid var(--teal);background:#edf7f5;border-radius:16px;padding:18px;color:var(--text)}.warning{border-left:5px solid #aa6b17;background:var(--warning);border-radius:16px;padding:18px;color:var(--text)}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.card{border:1px solid var(--line);border-radius:18px;padding:18px;background:#fff}.card h3{margin:6px 0 8px}.card p{margin:0;color:var(--text)}.steps{padding-left:1.25rem}.steps li{margin:.65rem 0}.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 17px;border-radius:999px;background:var(--teal);color:#fff;text-decoration:none;font-weight:800}.btn.secondary{background:#fff;color:var(--blue);border:1px solid var(--line)}details{border-top:1px solid var(--line);padding:14px 0}summary{font-weight:800;cursor:pointer}.refs{font-size:.96rem}.refs li{margin:.65rem 0}.byline{color:var(--muted);font-size:.93rem}.breadcrumbs{font-size:.9rem;color:var(--muted);margin-bottom:12px}.breadcrumbs a{color:inherit}footer{margin-top:28px;text-align:center;color:var(--muted);font-size:.9rem}.hub-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px}.hub-card{border:1px solid var(--line);border-radius:20px;padding:20px;background:#fff}.hub-card h2{font-size:1.3rem}.hub-card p{color:var(--text)}.hero-visual{margin:26px 0 0;border-radius:22px;overflow:hidden;border:1px solid var(--line);background:#eef4f6;box-shadow:0 16px 40px rgba(10,39,68,.1);aspect-ratio:16/9}.hero-visual img{display:block;width:100%;height:100%;object-fit:cover}.hero-visual figcaption{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(max-width:720px){.top{align-items:flex-start;flex-direction:column}.grid{grid-template-columns:1fr}.wrap{padding:18px 14px 40px}.hero,.section{border-radius:22px;padding:22px}h1{font-size:clamp(2rem,12vw,3.1rem)}.btn{width:100%}.hero-visual{margin-top:20px;border-radius:17px;aspect-ratio:4/3}.hero-visual img{object-position:62% center}}