.navbar {
    background-color: var(--white);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    box-shadow: var(--shadow-lg);
}

.navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
}

.navbar-logo {
    display: flex;
    align-items: center;
    font-size: var(--font-2xl);
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.navbar-logo i {
    margin-right: var(--spacing-xs);
    color: var(--accent-color);
}

.navbar-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

.navbar-item {
    position: relative;
}

.navbar-link {
    color: var(--text-primary);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    transition: color var(--transition-fast);
    position: relative;
}

.navbar-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 50%;
    background-color: var(--primary-color);
    transition: all var(--transition-base);
    transform: translateX(-50%);
}

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

.navbar-link:hover::after,
.navbar-link.active::after {
    width: 100%;
}

.navbar-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    background: none;
    border: none;
}

.navbar-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    margin: 3px 0;
    transition: all var(--transition-fast);
    border-radius: var(--radius-sm);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .navbar-toggle {
        display: flex;
    }
    
    .navbar-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background-color: var(--white);
        box-shadow: var(--shadow-lg);
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-base);
    }
    
    .navbar-menu.active {
        max-height: 500px;
        padding: var(--spacing-md) 0;
    }
    
    .navbar-item {
        width: 100%;
        text-align: center;
    }
    
    .navbar-link {
        display: block;
        padding: var(--spacing-sm);
    }
}