@import "https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&display=swap";
:root{--bg-color:#fff;--bg-secondary:#f8f9fa;--text-main:#333;--text-muted:#666;--accent-color:#0056b3;--border-color:#e5e7eb}@media (prefers-color-scheme:dark){:root{--bg-color:#1a1a1a;--bg-secondary:#121212;--text-main:#e5e5e5;--text-muted:#a3a3a3;--accent-color:#60a5fa;--border-color:#333}}html{scroll-behavior:smooth}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-secondary);color:var(--text-main);-webkit-font-smoothing:antialiased;font-family:Noto Sans JP,Hiragino Kaku Gothic ProN,Meiryo,sans-serif;line-height:1.8}a{color:var(--accent-color);text-decoration:none;transition:opacity .2s}a:hover{opacity:.7;text-decoration:underline}.container{max-width:1100px;margin:0 auto;padding:0 20px}.card{background-color:var(--bg-color);border:1px solid var(--border-color);border-radius:8px;padding:24px}.article-content{color:var(--text-main);font-size:1.05rem}.article-content h1{color:var(--text-main);margin-bottom:24px;font-size:2rem;font-weight:700;line-height:1.4}.article-content h2{background-color:var(--bg-color);border-left:5px solid var(--accent-color);margin-top:40px;margin-bottom:20px;padding:12px 16px;font-size:1.5rem;font-weight:700}.article-content h3{border-bottom:2px solid var(--border-color);margin-top:32px;margin-bottom:16px;padding-bottom:8px;font-size:1.25rem;font-weight:700}.article-content p{margin-bottom:24px}.article-content ul,.article-content ol{background-color:var(--bg-color);border:1px solid var(--border-color);border-radius:4px;margin-bottom:24px;padding:16px 16px 16px 32px}.article-content li{margin-bottom:8px}.article-content img{border-radius:4px;max-width:100%;height:auto;margin-bottom:24px;box-shadow:0 2px 4px #0000000d}.article-content table{border-collapse:collapse;width:100%;margin-bottom:32px}.article-content th,.article-content td{border:1px solid var(--border-color);text-align:left;padding:12px 16px}.article-content th{background-color:#f1f5f9;font-weight:700}.main-layout{grid-template-columns:1fr;gap:32px;margin-top:32px;display:grid}@media (min-width:1024px){.main-layout{grid-template-columns:1fr 300px}}.sidebar{height:fit-content;position:sticky;top:80px}.premium-button{background-color:var(--accent-color);color:#fff;text-align:center;cursor:pointer;border:none;border-radius:4px;padding:12px 24px;font-weight:700;display:inline-block;box-shadow:0 4px 6px #0056b333}.premium-button:hover{background-color:#004494;text-decoration:none}
.Sidebar-module__WZVnLW__widgetTitle{border-bottom:2px solid var(--background);text-align:center;margin-top:0;margin-bottom:20px;padding-bottom:10px;font-size:1.1rem;font-weight:700}.Sidebar-module__WZVnLW__categoryList{margin:0;padding:0;list-style:none}.Sidebar-module__WZVnLW__categoryList li{margin-bottom:10px}.Sidebar-module__WZVnLW__categoryList li:last-child{margin-bottom:0}.Sidebar-module__WZVnLW__categoryList a{background:var(--background);color:var(--foreground);border-radius:8px;padding:8px 12px;font-size:.95rem;transition:all .2s;display:block}.Sidebar-module__WZVnLW__categoryList a:hover{background:var(--accent);color:#fff;text-decoration:none}