/* Navigation Component */

.nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.nav-item {
    padding: 0 var(--space-4);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-lg);
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    transition: background-color var(--transition-fast), color var(--transition-fast);
    position: relative;
    white-space: nowrap;
}

.nav-link:hover {
    background-color: var(--color-bg-hover);
    color: var(--color-text-primary);
}

.nav-link:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Active state */
.nav-link.active,
.nav-link[aria-current="page"] {
    background-color: var(--color-primary);
    color: white;
}

.nav-link.active:hover,
.nav-link[aria-current="page"]:hover {
    background-color: var(--color-primary-hover);
}

/* Icon */
.nav-link__icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.nav-link__icon svg {
    width: 100%;
    height: 100%;
}

/* Text */
.nav-link__text {
    flex: 1;
    transition: opacity var(--transition-fast);
    overflow: hidden;
    text-overflow: ellipsis;
}

[data-sidebar-collapsed="true"] .nav-link__text {
    display: none;
}

/* Badge (for notifications, counts, etc.) */
.nav-link__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 20px;
    height: 20px;
    padding: 0 var(--space-2);
    background-color: var(--color-accent);
    color: white;
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-full);
    transition: opacity var(--transition-fast);
}

[data-sidebar-collapsed="true"] .nav-link__badge {
    display: none;
}

/* Collapsed state - center icons */
[data-sidebar-collapsed="true"] .nav-link {
    justify-content: center;
    padding: var(--space-3);
}

/* Section headers */
.nav-section {
    padding: var(--space-6) var(--space-4) var(--space-2) var(--space-4);
}

.nav-section__title {
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: opacity var(--transition-fast);
}

[data-sidebar-collapsed="true"] .nav-section__title {
    display: none;
}

/* Divider */
.nav-divider {
    height: 1px;
    background-color: var(--color-border);
    margin: var(--space-4) var(--space-4);
}

/* Tooltip for collapsed state (optional, can be added with JS) */
.nav-tooltip {
    position: absolute;
    left: calc(100% + var(--space-2));
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--color-bg-elevated);
    color: var(--color-text-primary);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    white-space: nowrap;
    box-shadow: var(--shadow-lg);
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--transition-fast);
    z-index: var(--z-tooltip);
}

[data-sidebar-collapsed="true"] .nav-link:hover .nav-tooltip {
    opacity: 1;
}

/* Icon styling for active state */
.nav-link.active .nav-link__icon,
.nav-link[aria-current="page"] .nav-link__icon {
    color: white;
}

/* Sidebar Quick Actions */
.sidebar__actions {
    padding: var(--space-4);
    margin-bottom: var(--space-2);
}

.sidebar-action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background-color: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    text-decoration: none;
    cursor: pointer;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.sidebar-action-btn:hover {
    background-color: var(--color-primary-hover);
}

.sidebar-action-btn:active {
    background-color: var(--color-primary-active);
    transform: scale(0.98);
}

.sidebar-action-btn svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.sidebar-action-btn__text {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

[data-sidebar-collapsed="true"] .sidebar-action-btn__text {
    display: none;
}

[data-sidebar-collapsed="true"] .sidebar-action-btn {
    padding: var(--space-3);
}

/* Submenu styles */
.nav-submenu {
    list-style: none;
    margin: var(--space-2) 0 0 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.nav-submenu-item {
    padding: 0 var(--space-4) 0 calc(var(--space-4) + var(--space-6));
}

[data-sidebar-collapsed="true"] .nav-submenu {
    display: none;
}

.nav-submenu-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    transition: background-color var(--transition-fast), color var(--transition-fast);
    position: relative;
    white-space: nowrap;
}

.nav-submenu-link:hover {
    background-color: var(--color-bg-hover);
    color: var(--color-text-primary);
}

.nav-submenu-link.active {
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--color-primary);
}

.nav-submenu-link.active:hover {
    background-color: rgba(59, 130, 246, 0.15);
}

.nav-submenu-link__icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.nav-submenu-link__icon svg {
    width: 100%;
    height: 100%;
}

.nav-submenu-link__text {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Visual indicator for active parent when in submenu */
.nav-item--with-submenu .nav-link.active {
    background-color: var(--color-primary);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    /* On mobile, always show text when sidebar is visible */
    [data-sidebar-collapsed="false"] .nav-link__text {
        display: block;
    }

    [data-sidebar-collapsed="false"] .nav-link {
        justify-content: flex-start;
        padding: var(--space-3) var(--space-4);
    }

    [data-sidebar-collapsed="false"] .nav-section__title {
        display: block;
    }

    [data-sidebar-collapsed="false"] .nav-link__badge {
        display: inline-flex;
    }

    [data-sidebar-collapsed="false"] .sidebar-action-btn__text {
        display: block;
    }

    [data-sidebar-collapsed="false"] .nav-submenu {
        display: flex;
    }
}