:root{--bg:#f6f7f9;--card:#fff;--text:#111827;--muted:#6b7280;--line:#e5e7eb;--accent:#111827;--good:#047857;--warn:#b45309;--soft:#f3f4f6}*{box-sizing:border-box}html{color-scheme:light}body{margin:0;font-family:system-ui,-apple-system,"Segoe UI","Noto Sans JP",sans-serif;background:var(--bg);color:var(--text);line-height:1.65}.wrap{max-width:920px;margin:auto;padding:28px 18px 56px}.site-header{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:28px}.site-name{font-weight:800;text-decoration:none;color:var(--text)}.crumb{font-size:.86rem;color:var(--muted);margin-bottom:10px}.crumb a{color:inherit}.hero{margin:10px 0 24px}.hero h1{font-size:clamp(1.7rem,4vw,2.6rem);line-height:1.25;margin:0 0 8px}.lead{color:var(--muted);margin:0}.panel,.card,.info{background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:0 8px 24px rgba(17,24,39,.04)}.panel,.info{padding:22px}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.tool-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.tool-link{display:block;padding:20px;text-decoration:none;color:inherit}.tool-link h2{margin:0 0 6px;font-size:1.1rem}.tool-link p{margin:0;color:var(--muted)}label{display:block;font-weight:700;font-size:.92rem;margin-bottom:7px}input,select{width:100%;border:1px solid #cfd4dc;border-radius:12px;padding:13px 14px;font:inherit;background:#fff;color:var(--text);outline:none}input:focus,select:focus{border-color:#6b7280;box-shadow:0 0 0 3px #e5e7eb}.hint,.sub,.source,footer{font-size:.82rem;color:var(--muted)}.hint{margin-top:5px}.results{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:18px}.card{padding:20px}.card h2{font-size:1rem;margin:0 0 6px;color:var(--muted)}.money{font-size:2rem;font-weight:800;letter-spacing:-.02em}.details{margin-top:14px;padding-top:12px;border-top:1px solid var(--line)}.row{display:flex;justify-content:space-between;gap:14px;padding:4px 0;font-size:.9rem}.row span:last-child{font-variant-numeric:tabular-nums;font-weight:650}.eligible{color:var(--good);font-weight:700}.ineligible{color:var(--warn);font-weight:700}.compare{margin-top:16px;background:var(--accent);color:white;border-radius:16px;padding:18px 20px}.compare strong{font-size:1.35rem}.info{margin-top:22px}.info h2{font-size:1.15rem;margin:0 0 8px}.info h3{font-size:1rem;margin:18px 0 6px}.info ul{margin:8px 0 0;padding-left:1.3rem}.badge{display:inline-block;background:var(--soft);border-radius:999px;padding:4px 9px;font-size:.75rem;font-weight:700;margin-bottom:12px}.source a{color:inherit}footer{margin-top:26px}@media(max-width:680px){.grid,.results,.tool-grid{grid-template-columns:1fr}.money{font-size:1.8rem}.site-header{align-items:flex-start;flex-direction:column}}