* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-bg: #0f172a;
    --color-bg-secondary: #1e293b;
    --color-bg-tertiary: #334155;
    --color-text: #e2e8f0;
    --color-text-secondary: #94a3b8;
    --color-text-muted: #64748b;
    --color-primary: #38bdf8;
    --color-primary-hover: #7dd3fc;
    --color-secondary: #818cf8;
    --color-accent: #c084fc;
    --color-border: #334155;
    --color-success: #22c55e;
    --color-warning: #f59e0b;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-bg-secondary) 50%, var(--color-bg-tertiary) 100%);
    color: var(--color-text);
    line-height: 1.7;
    min-height: 100vh;
}

.navbar {
    background: rgba(30, 41, 59, 0.95);
    border-bottom: 1px solid var(--color-border);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand a {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.3s;
}

.nav-brand a:hover {
    color: var(--color-primary-hover);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color 0.3s;
    font-weight: 500;
}

.nav-links a:hover {
    color: var(--color-primary);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 3rem;
    padding: 2rem;
}

.sidebar {
    position: sticky;
    top: 80px;
    height: fit-content;
}

.doc-nav h3 {
    color: var(--color-primary);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

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

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

.doc-nav ul li a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color 0.3s;
    display: block;
    padding: 0.25rem 0;
}

.doc-nav ul li a:hover {
    color: var(--color-primary);
}

.content {
    max-width: 800px;
}

.page-header {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--color-border);
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.lead {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
}

.markdown-content h2 {
    font-size: 2rem;
    color: var(--color-primary);
    margin: 2rem 0 1rem;
}

.markdown-content h3 {
    font-size: 1.5rem;
    color: var(--color-secondary);
    margin: 1.5rem 0 1rem;
}

.markdown-content p {
    margin-bottom: 1rem;
    color: var(--color-text-secondary);
}

.markdown-content ul,
.markdown-content ol {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-text-secondary);
}

.markdown-content li {
    margin-bottom: 0.5rem;
}

.markdown-content a {
    color: var(--color-primary);
    transition: color 0.3s;
}

.markdown-content a:hover {
    color: var(--color-primary-hover);
}

.markdown-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    background: rgba(30, 41, 59, 0.4);
    border-radius: 8px;
    overflow: hidden;
}

.markdown-content thead {
    background: rgba(56, 189, 248, 0.1);
}

.markdown-content th {
    color: var(--color-primary);
    font-weight: 600;
    text-align: left;
    padding: 1rem;
    border-bottom: 1px solid var(--color-border);
}

.markdown-content td {
    padding: 1rem;
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text-secondary);
}

.markdown-content tr:last-child td {
    border-bottom: none;
}

@media (max-width: 968px) {
    .container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .sidebar {
        position: static;
        border-bottom: 1px solid var(--color-border);
        padding-bottom: 2rem;
    }

    .page-header h1 {
        font-size: 2rem;
    }
}