html
{
    height: 100%;
    background-color: var(--bg);
}
body {
    background-color: var(--bg);
}

/* LIGHT MODE VALUES */
:root {
    --bg: white;
    --nav-bg: rgb(240, 240, 240);
    --main-bg: white;
    --footer-bg:rgb(240, 240, 240);
    --text: black;
    --button-bg: black;
    --button-text: white;
    --link-color: black;
    background-color: var(--bg);
   


}

/* DARK MODE VALUES */
.wrapper:has(#dark-mode-toggle:checked) {
    --bg: #2a2a2a;
    --nav-bg: #1e1e1e;
    --main-bg: #2a2a2a;
    --footer-bg: #1e1e1e;
    --text: #ffffff;
    --button-bg: #ffffff;
    --button-text: #121212;
    --link-color: #ffffff;
    background-color: var(--bg);

}
.wrapper {
    background-color: var(--bg);
}
/* nav background */
nav
{
    height: 40px;
    max-width: 720px;
    min-width: 360px;
    background-color: var(--nav-bg);
    text-align: center;
    display: flex; /* Add this line */
    align-items: center; /* Add this line */
    padding-right: 5px;
    justify-content: center;

}
/* main background */
main
{
    height: auto;
    max-width: 720px;
    min-width: 360px;
    background-color: var(--main-bg);
    text-align: center;
    padding: 0;
    margin-bottom: 0;
    padding-top: 10px;
    padding-bottom: 10px;
    justify-content: center;
}


/* footer background */
footer
{
    height: 40px;
    max-width: 720px;
    min-width: 360px;
    background-color: var(--footer-bg);
    padding: 0;
    margin-top: 0;
}

/* container of the page*/
.container
{
    max-width: 720px;
    min-width: 360px;
    text-align: center;
    margin: 0 auto; 
}

/* footer text */
footer p
{
    font-size: 16px;
    text-align: center;
    line-height: 40px;
    background-color: var(--footer-bg);
    color: var(--text);
    padding: 0;
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    
}
/* main text with pdf on right */
main p
{
    font-size: 18px;
    text-align: right;
    color: var(--text);
    padding-top: 5px;
    padding-left: 10px;
    margin: 0;
    font-family: Arial, Helvetica, sans-serif; 
     justify-content: center;  
}

/* main text only */
main p
{
    font-size: 13px;
    text-align: center;
    color: var(--text);
    padding-left: 10px;
    margin: 0;
    font-family: Arial, Helvetica, sans-serif; 
     justify-content: center;  
}

/* main text only bold / sub heading */
.main-text a
{
    font-size: 10px;
    text-align: right;
    color: var(--link-color);

    padding-left: 10px;
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
     justify-content: center; 
}


/* main text only bold / sub heading */
.main-text b
{
    font-size: 15px;
    font-weight: bold;
    text-align: right;
    color: var(--link-color);
    padding-left: 10px;
    font-family: Arial, Helvetica, sans-serif;
    padding-top: 10px; 
     justify-content: center;
}

/* main alt text only bold / sub heading */
.main-alt-text h1
{
    font-size: 18px;
    font-weight: bold;
    text-align: center;
    color: var(--link-color);
    padding-left: 10px;
    font-family: Arial, Helvetica, sans-serif; 
     justify-content: center;
}

/* main alt text bold heading */
.main-alt-text h2
{
    font-size: 20px;
    font-weight: bold;
    text-align: center;
    color: var(--link-color);
    font-family: Arial, Helvetica, sans-serif;
     justify-content: center;
}


/* main alt text only bold / sub heading */
.main-alt-text b
{
    text-align: center;
    font-weight: bold;
    font-size: 14px;
    color: var(--text);
     justify-content: center;
}


/* nav text */
nav a
{
    text-decoration: none;
    font-size: 11px;
    padding-left: 4px;
    padding-right: 4px;
    line-height: 40px;
    margin-top: 0;
    text-align: center;
    color: var(--link-color);
    font-family: Arial, Helvetica, sans-serif;
}
nav b
{
    font-weight: bold;
    padding-left: 4px;
    padding-right: 4px;
    line-height: 40px;
    margin-top: 0;
    text-align: center;
    color: var(--link-color);
    font-family: Arial, Helvetica, sans-serif;
}



/* underline nav text */
nav u
{
    text-decoration: underline;
    font-size: 11px;
    padding-left: 4px;
    padding-right: 4px;
    line-height: 40px;
    margin-top: 0;
    text-align: center;
    color: var(--link-color);
    font-family: Arial, Helvetica, sans-serif;
}

/* Main content area */
.main-content {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
    height: 100%;
     justify-content: center;
}
/* Main text area */
.main-text 
{
    width: 50%;
    text-align: center;
    font-size: 10px;
    color: var(--text);
    padding-left: 10px;
     justify-content: center;
}

/* PDF viewer area */
.main-pdf {
    width: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    
}

/* view pdf button */
.pdf-btn {
    display: inline-block;
    margin-top: 16px;
    padding: 8px 20px;
    background-color: var(--button-bg);
    color: var(--button-text);
    font-size: 16px;
    border: none;
    border-radius: 6px;
    text-decoration: none;
    transition: background 0.2s;
    cursor: pointer;
    text-align: center;
    
}
/* hovering over pdf button */
.pdf-btn:hover {
    background-color: #f0f0f0;
}

/* Alternate main background */
.main-alt 
{
    height: auto;
    width: auto;
    background-color: var(--main-bg);
    text-align: center;
    padding: 0;
    margin-bottom: 0; 
     justify-content: center;
}

/* Alternate main text */
.main-alt .alt-text 
{
    text-align: center;
    font-size: 18px;
    color: var(--text);
    padding-left: 10px;
     justify-content: center;
}

/*   Toggle Dark Mode Switch */
label
{
    width: 30px;
    height: 15px;
    position: relative;
    display: block;
    background: #ebebeb;
    border-radius: 15px;
    box-shadow: 0px 5px 15px rgba(0, 0, 0, 0.4), inset 0px -5px 15px rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: 0.3s;
}
label:after{
    content: "";
    position: absolute;
    top: 3px;
    left: 3px;
    width: 10px;
    height: 10px;
    background: linear-gradient(180deg, #ffcc89, #d8860b);
    border-radius: 15px;
    box-shadow: 0px 5px 15px rgba(0, 0, 0, 0.2);
    transition: 0.3s;
}
input{
    width: 0;
    height: 0;
    visibility: hidden;
}

input:checked + label{
    background: #242424;
}
input:checked + label:after{
    left: 26px;
    transform: translate(-100%);
    background: linear-gradient(180deg, #777, #ffffff);
}
label:active:after{
    width: 18px; 
}