@import url("https://fonts.googleapis.com/css2?family=Noto+Sans:wght@400;700&display=swap");:root{--color-primary:#2E6DA4;--color-secondary:#E8112D;--color-bg:#f5f5f5;--color-text:#121212;--color-white:#ffffff;--color-gray:#ddd;--color-border:#eee;--color-light-text:#555;--shadow-color:rgba(0,0,0,0.08);--shadow-hover:rgba(0,0,0,0.12);--font-base:"Noto Sans",sans-serif;--font-size-base:16px;--spacing-xs:0.625rem;--spacing-sm:0.9375rem;--spacing-md:1.25rem;--spacing-lg:1.5625rem;--spacing-xl:1.875rem;--spacing-xxl:2.5rem}*{margin:0;padding:0;box-sizing:border-box}body,html{font-family:var(--font-base);background:linear-gradient(to bottom,#fafafa 0,var(--color-bg) 100%);color:var(--color-text);font-size:var(--font-size-base);line-height:1.6}.App{max-width:800px;margin:0 auto;padding:0 var(--spacing-md) var(--spacing-lg)}.site-header{background-color:var(--color-white);border-bottom:4px solid var(--color-primary);padding:var(--spacing-xl) 0;margin-bottom:var(--spacing-sm);text-align:center}.site-branding{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-xs)}.maple-leaf{width:2.5rem;height:auto}.site-header h1{font-size:1.8rem;color:var(--color-primary);font-weight:700;margin:0}.toc-nav{position:sticky;top:0;z-index:999;background-color:#fff;padding:.75rem 0;margin-bottom:1rem;border-bottom:1px solid #ddd;box-shadow:0 2px 2px rgba(0,0,0,.03)}.toc-nav ul{list-style:none;display:flex;justify-content:center;gap:var(--spacing-md);margin:0;padding:0}.toc-nav a{color:var(--color-primary);font-weight:600;text-decoration:none;padding:.25rem .5rem}.toc-nav a:focus,.toc-nav a:hover{text-decoration:underline}.callout{background-color:var(--color-white);padding:var(--spacing-md);margin-bottom:var(--spacing-md);border:1px solid var(--color-border);border-left:5px solid var(--color-secondary)}.disclaimer{font-size:.95rem;color:var(--color-light-text);line-height:1.4}.content-section{background-color:var(--color-white);border:1px solid #eee;border-radius:8px;padding:2rem;margin-bottom:2rem;box-shadow:0 2px 6px rgba(0,0,0,.05)}.content-section ul{list-style-type:disc;margin:1rem 0 0 1.5rem;padding-left:0}.content-section li{margin-bottom:.75rem;line-height:1.5}.content-section h2{margin-top:0;margin-bottom:1rem;font-size:1.6rem;color:var(--color-primary);position:relative;font-weight:700}.content-section h2:after{content:"";display:block;width:60px;height:4px;background:var(--color-secondary);margin-top:.5rem;border-radius:2px}.card{background-color:var(--color-white);border:1px solid var(--color-gray);border-radius:5px;padding:var(--spacing-md) var(--spacing-lg);margin-bottom:var(--spacing-lg);box-shadow:0 .125rem .25rem var(--shadow-color);transition:box-shadow .2s ease}.card:hover{box-shadow:0 .1875rem .375rem var(--shadow-hover)}.card h3{font-size:1.2rem;margin-bottom:var(--spacing-xs);color:var(--color-secondary);font-weight:700}.card p{font-size:1rem;color:#333;line-height:1.5}a{color:var(--color-primary);text-decoration:none}a:focus,a:hover{text-decoration:underline}.video-container{position:relative;width:100%;padding-top:100%;margin-bottom:1.5rem;border-radius:8px;overflow:hidden;box-shadow:0 4px 8px rgba(0,0,0,.1)}.video-container iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:none}.site-footer{background-color:#fff;border-top:2px solid var(--color-primary);text-align:center;padding:1.5rem 0;margin-top:2rem;box-shadow:0 -1px 4px rgba(0,0,0,.03)}.site-footer p{color:#666;margin:0 0 .5rem}.back-to-top{font-weight:600;color:var(--color-primary)}a:focus{outline:2px dashed var(--color-border);outline-offset:4px}.card.warning{border-left:5px solid var(--color-secondary);background-color:#fff8f8}.warning-icon{margin-right:var(--spacing-xs);vertical-align:middle}@media (max-width:600px){.site-header h1{font-size:1.4rem;padding:0 var(--spacing-md)}.toc-nav{position:static;border-bottom:none;margin-bottom:var(--spacing-md)}.toc-nav ul{flex-direction:column;align-items:center;gap:var(--spacing-xs)}.content-section h2{font-size:1.4rem}.card,.content-section h2{margin-bottom:var(--spacing-md)}.card{padding:var(--spacing-sm) var(--spacing-md)}.card h3{font-size:1.1rem;margin-bottom:var(--spacing-xs)}.site-footer{padding:var(--spacing-md) 0;margin-top:var(--spacing-md)}}