:root{--primary-color:#2563eb;--text-color:#1f2937;--background-color:#ffffff;--border-color:#e5e7eb;--hover-color:#f3f4f6}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6;color:var(--text-color);background-color:var(--background-color)}.header{border-bottom:1px solid var(--border-color);background:white;position:-webkit-sticky;position:sticky;top:0;z-index:100}.nav{padding:1rem 0}.nav-container{max-width:1200px;margin:0 auto;padding:0 2rem;display:flex;justify-content:space-between;align-items:center}.logo{font-size:1.5rem;font-weight:700;text-decoration:none;color:var(--primary-color)}.nav-links{display:flex;list-style:none;gap:2rem}.nav-links a{text-decoration:none;color:var(--text-color);font-weight:500;transition:color .2s}.nav-links a:hover{color:var(--primary-color)}.main{min-height:calc(100vh - 140px);padding:2rem 0}.container{max-width:1200px;margin:0 auto;padding:0 2rem}.footer{border-top:1px solid var(--border-color);background:var(--hover-color);padding:2rem 0;text-align:center}h1,h2,h3,h4,h5,h6{margin-bottom:1rem;color:var(--text-color)}h1{font-size:2.5rem;margin-bottom:1.5rem}ol,p,ul{margin-bottom:1rem}ol,ul{padding-left:2rem}li{margin-bottom:.5rem}table{width:100%;border-collapse:collapse;margin-bottom:1.5rem;font-size:.9rem}td,th{padding:.75rem;text-align:left;border:1px solid var(--border-color)}th{background-color:var(--hover-color);font-weight:600;color:var(--text-color)}tr:nth-child(2n){background-color:#fafafa}tr:hover{background-color:var(--hover-color)}.document-meta{background:var(--hover-color);padding:1rem;border-radius:8px;margin-bottom:2rem;font-size:.9rem;color:#6b7280}@media (max-width:768px){.nav-container{flex-direction:column;gap:1rem}.nav-links{gap:1rem}.container{padding:0 1rem}h1{font-size:2rem}}