:root{--ink:#14213d;--muted:#526174;--line:#d8e2ef;--bg:#f7fbff;--card:#fff;--blue:#1769e0;--green:#139a74}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:#fff;line-height:1.75}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}.site-header{position:sticky;top:0;z-index:2;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px min(5vw,56px)}.brand{font-weight:800;color:var(--ink);font-size:1.15rem}.site-header nav{display:flex;flex-wrap:wrap;gap:12px;font-size:.95rem}main{max-width:1120px;margin:0 auto;padding:0 20px 56px}.hero{padding:56px 0 36px}.eyebrow{color:var(--green);font-weight:700;margin:0 0 8px}.hero h1{font-size:clamp(2rem,4vw,3.4rem);line-height:1.2;margin:0 0 18px;letter-spacing:0}.hero p{font-size:1.08rem;color:var(--muted);max-width:780px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}.button{display:inline-flex;align-items:center;justify-content:center;background:var(--blue);color:#fff;padding:10px 16px;border-radius:7px;font-weight:700}.button.secondary{background:#e8f5f0;color:#0b6b51}.section,.notice{margin:24px 0;padding:24px;border:1px solid var(--line);border-radius:8px;background:var(--card)}.notice{background:#f8fbf9;border-color:#cfe6dc}.section h2,.notice h2{margin-top:0;font-size:1.35rem}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}.card{border:1px solid var(--line);border-radius:8px;padding:18px;background:var(--bg)}.card h3{margin-top:0}.link-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:10px 18px;padding-left:20px}.checklist li{margin:6px 0}.checklist li::marker{color:var(--green)}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;min-width:640px}th,td{border:1px solid var(--line);padding:12px;text-align:left;vertical-align:top}th{background:#eef6ff}footer{border-top:1px solid var(--line);padding:28px 20px;text-align:center;color:var(--muted);background:#f7fbff}@media(max-width:640px){.site-header{align-items:flex-start;flex-direction:column}.site-header nav{gap:8px}.hero{padding-top:34px}.section,.notice{padding:18px;margin:18px 0}.button{width:100%}table{min-width:560px;word-break:break-word}}