/* ===================================
   Navigation Component - The Chatbot Genius
   =================================== */

.navbar {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-blue) 100%);
    color: var(--text-white);
    padding: 0;
    position: sticky;
    width: 100%;
    top: 0;
    z-index: var(--z-sticky);
    transition: all var(--transition-base);
}

/* Mobile Menu Toggle Button */
.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: 2px solid white;
    padding: 8px 12px;
    border-radius: 4px;
    cursor: pointer;
}

.mobile-menu-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: white;
    margin: 4px 0;
    transition: var(--transition-base);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--nav-height);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-white);
    text-decoration: none;
    white-space: nowrap;
}

.nav-brand .logo {
    font-size: var(--font-size-3xl);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    color: var(--text-white);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-base);
    position: relative;
}

.nav-link:hover {
    color: var(--accent-gold);
}

/* Services Dropdown */
.nav-dropdown {
    position: relative;
    display: inline-block;
}

.nav-dropdown-toggle {
    color: var(--text-white);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: color var(--transition-base);
}

.nav-dropdown-toggle::after {
    content: '▼';
    font-size: 0.8em;
    transition: transform var(--transition-base);
}

.nav-dropdown:hover .nav-dropdown-toggle::after {
    transform: rotate(180deg);
}

.nav-dropdown-toggle:hover {
    color: var(--accent-gold);
}

.nav-dropdown-menu {
    display: none;
    position: absolute;
    background: var(--bg-white);
    min-width: 250px;
    box-shadow: var(--shadow-lg);
    border-radius: var(--border-radius-lg);
    top: 100%;
    margin-top: 0;
    padding-top: 10px;
    z-index: var(--z-dropdown);
    opacity: 0;
    transform: translateY(-10px);
    transition: opacity var(--transition-base), transform var(--transition-base);
}

.nav-dropdown-menu::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 0;
    right: 0;
    height: 10px;
}

.nav-dropdown:hover .nav-dropdown-menu {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.nav-dropdown-menu a {
    color: var(--text-dark);
    padding: var(--spacing-md) var(--spacing-lg);
    text-decoration: none;
    display: block;
    transition: all var(--transition-base);
    border-bottom: 1px solid var(--bg-gray);
}

.nav-dropdown-menu a:first-child {
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
}

.nav-dropdown-menu a:last-child {
    border-bottom: none;
    border-radius: 0 0 var(--border-radius-lg) var(--border-radius-lg);
}

.nav-dropdown-menu a:hover {
    background: var(--bg-light);
    color: var(--primary-dark);
    padding-left: 25px;
}

/* Home Link Responsive Visibility */
/* Hide Home link on desktop since logo already links to home */
@media (min-width: 769px) {
    .nav-link.home-link {
        display: none !important;
    }
}

/* Show Home link on mobile for better UX */
@media (max-width: 768px) {
    .nav-link.home-link {
        display: block;
    }
}