:root {
    --button_background: #A43DFF;
    --button_text: #F9F2FF;
    --primary_background: #F7EBFF;
    --secondary_background: #132239;
    --paragraph_text: #5F6979;
    --main_text: #132237;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Georgia, 'Times New Roman', Times, serif;
}

ul li {
    list-style: none;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
}

a {
    text-decoration: none;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
}

.section {
    width: 100%;
    height: 100vh;
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 200px 25px 200px;
    background-color: #FFFFFF;
}

.logo a {
    width: 20%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a .brand {
    background-color: var(--button_background);
    border-radius: 50%;
    border: 1px solid var(--button_background);
    color: var(--button_text);
    padding: 0px 15px;
    height: 50px; 
    margin-right: 10px;
}

.logo a h1 {
    margin: 3px 0 0 0px;
}

.logo a h2 {
    color: var(--main_text);
    font-size: 30px;
}

.logo a h2:hover {
    color: var(--button_background);
}

.logo a h1:hover {
    color: var(--button_background);  
}

.logo a .brand:hover {
    background-color: transparent;
}

/* Hide navigation and show hamburger menu */
.menu-toggle {
    display: block;
    font-size: 30px;
    background: none;
    border: none;
    cursor: pointer;
} 

.header_nav {
    position: fixed;
    top: 0;
    left: -100%;
    width: 70%;
    height: 100vh;
    background: var(--secondary_background);
    box-shadow: 2px 0px 5px rgba(0, 0, 0, 0.2);
    flex-direction: column;
    padding-top: 60px;
    transition: left 0.3s ease-in-out;
}

.header_nav ul {
    flex-direction: column;
    align-items: center;
    width: 100%;
}

.header_nav li {
    display: block;
    padding: 15px;
    text-align: center;
}

.header_nav li a {
    color: var(--button_text);
}

.header_nav.active {
    left: 0;
}

.header_nav .active a {
    /* color: var(--button_background); */
}

.header_nav a:hover {
    border-bottom: var(--button_background) 3px solid;
    padding-bottom: 5px;
}

footer {
    background-color: var(--secondary_background);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 150px 200px 100px 200px;
}


.footer_nav ul {
    display: inline-flex;
    gap: 15px;
}

.footer_left {
    width: 25%;
}

.footer_middle {
    width: 50%;
}

.footer_right {
    width: 25%;
}

.footer_nav ul li a {
    color: var(--primary_background);
    font-size: 15px;
}

.footer_nav ul li a:hover {
    color: var(--button_background);
}

.foot a h2 {
    color: var(--button_text);
}

.footer_copyright {
    color: var(--button_text);
}


.back-to-top {  
    position: fixed;  
    bottom: 20px;  
    right: 20px;  
    background-color: var(--button_background);  
    color: var(--button_text);  
    border: 1px solid var(--button_background);  
    border-radius: 5px;  
    padding: 10px 15px;  
    font-size: 16px;  
    cursor: pointer;  
    display: none;  
    transition: opacity 0.3s;  
    font-size: 600;
}  

.back-to-top:hover {  
    background-color: transparent;  
}