:root {
    --color-primary: #00a1e2;
    --color-secondary: #0057c2;
    --color-text-primary: #111827;
    --color-text-secondary: #6b7280;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: #d1d5db;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: #9ca3af;
}

/* Sidebar Navigation */
#sidebar-nav a {
    color: var(--color-text-secondary);
    transition: all 0.2s ease-in-out;
    border-left: 3px solid transparent;
}

#sidebar-nav a:hover {
    color: var(--color-text-primary);
    background-color: #f3f4f6;
}

#sidebar-nav a.active {
    font-weight: 600;
    color: var(--color-secondary);
    background-color: #eef2ff;
    border-left-color: var(--color-secondary);
}

/* Prose Customizations */
.prose .lead {
    color: var(--color-text-secondary);
    font-size: 1.125rem;
    line-height: 1.777;
}

.prose h1, .prose h2, .prose h3 {
    scroll-margin-top: 5rem;
}

.prose strong {
    color: var(--color-text-primary);
}