/* Sidebar Navigation Styles */

/* Body Layout for Sidebar */
body {
    display: flex;
}

/* Sidebar Navigation */
.sidebar {
    width: 280px;
    background: var(--surface);
    border-right: 1px solid var(--border);
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease;
}

.sidebar-header {
    padding: 1.5rem 1.25rem;
    border-bottom: 1px solid var(--border);
    background: var(--surface-hover);
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-primary);
}

.sidebar-brand-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-600) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
}

.sidebar-brand-text h3 {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 600;
}

.sidebar-brand-text p {
    margin: 0;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.sidebar-nav {
    flex: 1;
    padding: 1rem 0;
    overflow-y: auto;
}

.nav-section {
    margin-bottom: 1.5rem;
}

.nav-section-title {
    padding: 0.5rem 1.25rem;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.25rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

.nav-item:hover {
    background: var(--surface-hover);
    color: var(--text-primary);
    text-decoration: none;
}

.nav-item.active {
    background: var(--primary-100);
    color: var(--primary-600);
    border-left-color: var(--primary-500);
}

.nav-item i {
    width: 20px;
    text-align: center;
    font-size: 1rem;
}

.nav-item-text {
    flex: 1;
    font-size: 0.9rem;
    font-weight: 500;
}

.nav-item-badge {
    background: var(--primary-500);
    color: white;
    font-size: 0.7rem;
    padding: 0.125rem 0.375rem;
    border-radius: var(--radius-sm);
}

.sidebar-footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--border);
    background: var(--surface-hover);
}

.sidebar-footer-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.2s ease;
}

.sidebar-footer-link:hover {
    color: var(--primary-500);
    text-decoration: none;
}

/* Main Content Area */
.main-wrapper {
    flex: 1;
    margin-left: 280px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.mobile-header {
    display: none;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 1rem 1.25rem;
    position: sticky;
    top: 0;
    z-index: 999;
    box-shadow: var(--shadow-sm);
}

.mobile-header h5 {
    color: var(--text-primary);
    font-weight: 600;
}

.mobile-nav-toggle {
    background: var(--surface-hover);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 0.5rem;
    font-size: 1.25rem;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.mobile-nav-toggle:hover {
    background: var(--primary-100);
    border-color: var(--primary-500);
    color: var(--primary-600);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    body {
        display: block;
    }

    .sidebar {
        transform: translateX(-100%);
        width: 100%;
        max-width: 300px;
        z-index: 9999;
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .main-wrapper {
        margin-left: 0;
        width: 100%;
    }

    .mobile-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    /* Mobile overlay for sidebar */
    .sidebar-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        z-index: 9998;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

    .sidebar-overlay.active {
        opacity: 1;
        visibility: visible;
    }
}

/* Dark mode support for sidebar */
@media (prefers-color-scheme: dark) {
    .sidebar {
        background: var(--gray-800);
        border-color: var(--gray-700);
    }

    .sidebar-header {
        background: var(--gray-700);
        border-color: var(--gray-600);
    }

    .sidebar-footer {
        background: var(--gray-700);
        border-color: var(--gray-600);
    }

    .nav-item.active {
        background: rgba(29, 155, 240, 0.15);
        color: var(--primary-500);
    }

    .mobile-header {
        background: var(--gray-800);
        border-color: var(--gray-700);
    }

    .mobile-nav-toggle {
        background: var(--gray-700);
        border-color: var(--gray-600);
    }

    .mobile-nav-toggle:hover {
        background: rgba(29, 155, 240, 0.15);
        border-color: var(--primary-500);
    }
}