.docs-sidebar {
    width: var(--sidebar-width);
    height: calc(100vh - var(--header-height));
    position: fixed;
    top: var(--header-height);
    left: 0;
    background-color: var(--sidebar-bg);
    border-right: 1px solid var(--border-color);
    overflow-y: auto;
    padding: 2rem 1.5rem 6rem;
    z-index: 1200;
    transition: transform 0.3s ease, background-color 0.3s ease;
}

@media (max-width: 1024px) {
    .docs-sidebar {
        transform: translateX(-100%);
        width: 100%;
    }

    .docs-sidebar.active {
        transform: translateX(0);
    }
}

.sidebar-nav-group {
    margin-bottom: 2rem;
}

.sidebar-nav-title {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
    letter-spacing: 0.05em;
}

.sidebar-nav-item {
    display: block;
    padding: 0.5rem 0.75rem;
    color: var(--text-color);
    text-decoration: none;
    border-radius: var(--border-radius);
    font-size: 0.95rem;
    transition: var(--transition);
    margin-bottom: 0.25rem;
}

.sidebar-nav-item:hover {
    background-color: rgba(255, 215, 0, 0.1);
    color: var(--accent-color);
    text-decoration: none;
}

[data-theme="light"] .sidebar-nav-item:hover {
    background-color: rgba(0, 120, 212, 0.1);
}

.sidebar-nav-item.active {
    background-color: var(--accent-color);
    color: #000;
    font-weight: 600;
}

/* Sub-navigation styles */
.sidebar-sub-nav {
    margin-left: 0.75rem;
    border-left: 1px solid var(--border-color);
    margin-bottom: 0.75rem;
    padding-left: 0.25rem;
}

.sidebar-nav-item.sub-item {
    font-size: 0.85rem;
    padding: 0.4rem 0.75rem;
    opacity: 0.8;
}

.sidebar-nav-item.sub-item:hover {
    opacity: 1;
}

.sidebar-nav-item.sub-item.active {
    opacity: 1;
    background-color: rgba(255, 215, 0, 0.15);
    color: var(--accent-color);
    border-left: 2px solid var(--accent-color);
    border-radius: 0 4px 4px 0;
    margin-left: -1px;
}

[data-theme="light"] .sidebar-nav-item.sub-item.active {
    background-color: rgba(0, 120, 212, 0.15);
}

/* Sidebar toggle for mobile */
.sidebar-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-color);
    cursor: pointer;
    padding: 0.5rem;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
    z-index: 1100;
}

.sidebar-toggle:hover {
    background-color: rgba(0, 120, 212, 0.1);
    color: var(--accent-color);
}

[data-theme="dark"] .sidebar-toggle:hover {
    background-color: rgba(255, 215, 0, 0.1);
}

@media (max-width: 1024px) {
    .sidebar-toggle {
        display: flex;
        margin-right: 0.5rem;
    }
}