/**
 * Navigation Layout
 * FIX: Clean separation from header, proper dropdown positioning
 */

/* =============================================================================
   NAVIGATION CONTAINER - SEPARATE FROM HEADER
   ============================================================================= */

.auth-navigation,
.public-navigation {
    background-color: var(--color-surface);
    border-bottom: var(--border-width-2) solid var(--color-border);
    box-shadow: var(--shadow-sm);
    position: relative;
    z-index: calc(var(--z-fixed) - 10);
    
    /* Clear separation from header - NO overlap */
    padding: var(--space-3) 0;
    margin-top: 0;
    margin-bottom: 0;
    
    /* Prevent overflow issues */
    max-width: 100vw;
    overflow: visible;
}

/* Ensure clean separation - no overlap with header */
.auth-navigation::before,
.public-navigation::before {
    content: '';
    position: absolute;
    top: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--color-border);
    z-index: 1;
}

.auth-navigation .container-fluid,
.public-navigation .container-fluid {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 var(--space-6);
    max-width: 100%;
    overflow: visible;
}

/* =============================================================================
   NAV BAR LAYOUT
   ============================================================================= */

.navbar-collapse {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex: 1;
    overflow: visible;
}

.navbar-nav {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    list-style: none;
    padding: 0;
    margin: 0;
    overflow: visible;
}

.nav-item {
    position: relative;
    flex-shrink: 0;
}

/* =============================================================================
   NAV LINKS
   ============================================================================= */

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    color: var(--color-text);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: var(--transition-colors), var(--transition-shadow);
    white-space: nowrap;
}

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

.nav-link.active {
    background-color: var(--color-primary);
    color: white;
    box-shadow: var(--shadow-sm);
}

.nav-link i {
    font-size: var(--font-size-lg);
}

/* Dropdown Toggle */
.nav-link.dropdown-toggle {
    padding-right: var(--space-4);
}

.nav-link.dropdown-toggle::after {
    margin-left: var(--space-2);
    font-size: var(--font-size-xs);
}

/* =============================================================================
   NAV DROPDOWNS (Referenced - detailed styles in components/dropdowns.css)
   ============================================================================= */

.nav-item .dropdown-menu {
    top: 100%;
    left: 0;
    margin-top: var(--space-1);
    min-width: 220px;
}

/* =============================================================================
   RIGHT SECTION
   ============================================================================= */

.navbar-right-section {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-left: auto;
}

/* User Profile Dropdown */
.user-profile {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background-color: var(--color-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-sm);
    border: var(--border-width-2) solid var(--color-border);
}

.user-info {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
}

.user-role {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

/* =============================================================================
   MOBILE NAVIGATION
   ============================================================================= */

/* Hamburger Menu */
.navbar-toggler {
    display: none;
    padding: var(--space-2);
    background: none;
    border: var(--border-width-1) solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
}

.navbar-toggler-icon {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-text);
    position: relative;
}

.navbar-toggler-icon::before,
.navbar-toggler-icon::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background-color: var(--color-text);
    left: 0;
}

.navbar-toggler-icon::before {
    top: -8px;
}

.navbar-toggler-icon::after {
    bottom: -8px;
}

@media (max-width: 1024px) {
    .navbar-toggler {
        display: block;
    }
    
    .navbar-collapse {
        position: fixed;
        top: 130px;
        left: 0;
        right: 0;
        background-color: var(--color-surface);
        border-top: var(--border-width-1) solid var(--color-border);
        box-shadow: var(--shadow-lg);
        padding: var(--space-4);
        display: none;
        flex-direction: column;
        align-items: stretch;
        max-height: calc(100vh - 130px);
        overflow-y: auto;
        z-index: var(--z-dropdown);
    }
    
    .navbar-collapse.show {
        display: flex;
    }
    
    .navbar-nav {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-2);
        width: 100%;
    }
    
    .nav-item {
        width: 100%;
    }
    
    .nav-link {
        width: 100%;
        padding: var(--space-3) var(--space-4);
    }
    
    .nav-item .dropdown-menu {
        position: static;
        width: 100%;
        border: none;
        box-shadow: none;
        margin-top: var(--space-2);
        padding-left: var(--space-4);
    }
    
    .navbar-right-section {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
        margin-left: 0;
        margin-top: var(--space-4);
        padding-top: var(--space-4);
        border-top: var(--border-width-1) solid var(--color-border);
    }
}

@media (max-width: 768px) {
    .auth-navigation,
    .public-navigation {
        padding: var(--space-2) 0;
    }
    
    .auth-navigation .container-fluid,
    .public-navigation .container-fluid {
        padding: 0 var(--space-4);
    }
    
    .user-info {
        display: none;
    }
}

/* =============================================================================
   NAVBAR BREADCRUMB
   ============================================================================= */

.navbar-breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.navbar-breadcrumb a {
    color: var(--color-text-secondary);
    text-decoration: none;
}

.navbar-breadcrumb a:hover {
    color: var(--color-primary);
}

.navbar-breadcrumb-separator {
    color: var(--color-text-muted);
}

/* =============================================================================
   PUBLIC NAVIGATION SPECIFIC
   ============================================================================= */

.public-navigation .navbar-nav {
    justify-content: center;
}

.public-navigation .nav-link {
    font-size: var(--font-size-lg);
    padding: var(--space-3) var(--space-4);
}

.public-navigation .btn-primary {
    margin-left: var(--space-4);
}