:root {
    --bg-color: #1a1a2e;
    --card-color: #24243e;
    --primary-color: #7f5af0;
    --secondary-color: #2cb67d;
    --text-color: #e0e0e0;
    --heading-color: #ffffff;
    --border-color: rgba(255, 255, 255, 0.1);
    --code-bg: #16161d;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.7;
    display: flex;
}

.sidebar {
    width: 280px;
    height: 100vh;
    position: fixed;
    background-color: var(--card-color);
    border-right: 1px solid var(--border-color);
    padding: 2rem;
}

.sidebar h2 {
    color: var(--heading-color);
    margin-bottom: 2rem;
    font-size: 1.5rem;
}

.sidebar nav ul {
    list-style: none;
}

.sidebar nav ul li {
    margin-bottom: 0.5rem;
}

.sidebar nav a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 600;
    display: block;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: background-color 0.2s, color 0.2s;
}

.sidebar nav a:hover {
    background-color: var(--primary-color);
    color: var(--heading-color);
}

.sidebar nav a.active {
    background-color: var(--primary-color);
    color: var(--heading-color);
    font-weight: 700;
}

.main-content {
    margin-left: 280px;
    padding: 4rem;
    width: calc(100% - 280px);
}

.main-content h1 {
    font-size: 2.8rem;
    color: var(--heading-color);
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 1rem;
    margin-bottom: 2rem;
}

.main-content h2 {
    font-size: 2rem;
    color: var(--heading-color);
    margin-top: 3rem;
    margin-bottom: 1.5rem;
    border-left: 4px solid var(--secondary-color);
    padding-left: 1rem;
}

.main-content h3 {
    font-size: 1.5rem;
    color: var(--heading-color);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.main-content p {
    margin-bottom: 1rem;
    max-width: 800px;
}

.main-content a {
    color: var(--secondary-color);
    font-weight: 600;
}

.main-content ul, ol {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
    max-width: 750px;
}

.main-content code {
    background-color: var(--code-bg);
    color: var(--secondary-color);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-family: 'Courier New', Courier, monospace;
}

.main-content pre {
    background-color: var(--code-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    overflow-x: auto;
}

.main-content pre code {
    background-color: transparent;
    padding: 0;
    color: var(--text-color);
}

.note {
    background-color: rgba(44, 182, 125, 0.1);
    border-left: 4px solid var(--secondary-color);
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 0 8px 8px 0;
}

.warning {
    background-color: rgba(240, 90, 90, 0.1);
    border-left: 4px solid #f05a5a;
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 0 8px 8px 0;
}