:root{color-scheme:light}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Hiragino Sans,Yu Gothic,sans-serif;line-height:1.7;color:#222;background:#fafaf8}.site-header{border-bottom:1px solid #ddd;padding:1rem 1.5rem;background:#fff}.site-header nav{display:flex;flex-wrap:wrap;gap:1rem;max-width:960px;margin:0 auto}.site-header a{color:#1a4d3e;text-decoration:none}main{max-width:720px;margin:0 auto;padding:1.5rem}.site-footer{border-top:1px solid #ddd;padding:1.5rem;font-size:.85rem;color:#555}.article-card{border:1px solid #e2e2de;border-radius:8px;padding:1rem 1.25rem;margin-bottom:1rem;background:#fff}.article-card h2{margin:0 0 .5rem;font-size:1.1rem}table{border-collapse:collapse;width:100%;margin:1rem 0}td,th{border:1px solid #ddd;padding:.5rem;text-align:left}.disclaimer-banner{background:#fff6e5;border:1px solid #e6c68a;border-radius:6px;padding:.75rem 1rem;margin-bottom:1.5rem;font-size:.9rem}.ad-slot-placeholder{display:flex;min-height:90px;align-items:center;justify-content:center;margin:1.5rem 0;border:1px dashed #bbb;border-radius:6px;background:#f2f2ef;color:#888;font-size:.75rem;letter-spacing:.05em}