:root {
    --color1: #F4F5F4; /* background color */
    --color2: #ad83e7; /* text color - darker gray for better readability */
    --color3: #FFD639; /* accent color - muted green */
    --color4: #FFA3AF; /* link color - softer blue */
    --color5: #007CBE; /* second accent color - light gray */
    --color6: #cade72; /* alert color - softer tone */
    --color7: rgb(0, 13, 26); /* dark color - deep blue for headings */
    --color8: #ff5050;
    --color9: #00344d;
}

.hidden {
    display: none !important;
}

body {
    display: flex; /* Enables flexbox */
    flex-direction: column; /* Stacks children vertically */
    align-items: center; /* Centers children horizontally */
    justify-content: center; /* Centers children vertically */
    min-height: 100vh; /* Ensures the body takes at least the full viewport height */
    margin: 0; /* Removes default margin */
    background-color: var(--color5);
    background-size: cover;
    font-family: 'Playful Font', sans-serif;
    color: var(--color1);
    font-family: "mastro-display", sans-serif;
    font-size: 1.4rem;
}

.h1, h2, h4 {
    text-align: center;
    font-size: 2rem;
    font-family: "mastro-display", sans-serif;
    font-weight: 700;
    font-style: normal;
    margin-top: 55px;
}

h1.main {
    text-align: center;
}

.main-content {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.back-to-top {
    position: fixed;
    bottom: 5%;
    color: rgba(0, 13, 26, 0.158);
    text-align: center; /* Center the arrow symbol */
    text-decoration: none; /* Remove underline from link */
    font-size: 50px; /* Increase size of arrow symbol */
    font-weight: 900;
    transition: color 0.3s, width 0.3s, height 0.3s, font-size 0.3s; /* Smooth transition for color, width, and height */
    z-index: 100; /* Ensure it's above other elements */
    cursor: pointer;
}

.back-to-top:hover {
    color: var(--color4); /* White arrow color */
    font-size: 70px; /* Increase size of arrow symbol */
}

h2 {
    margin: 10px;
    font-size: 2rem;
}

h3 {
    text-indent: 25px;
    color: #163943;
    font-weight: 800;
    background-color: #16394308;
    border-radius: 8px;
    text-align: center;
    font-size: 1.5rem;
}

h4 {
    text-indent: 35px;
    color: var(--color);
    font-weight: 600;
    font-size: 1.5rem;
}

p {
    text-indent: 20px;
    font-size: 1.3rem;
}

.blurred {
    filter: blur(4px); /* Adjust the blur value as needed */
}

div.main {
    margin-bottom: 0px;
    display: flex;
    padding-bottom: 50px;
    justify-content: center; /* Centers children vertically */
}

h1.main {
    margin-bottom: 50px;
    opacity: 70%;
}

h1.main:hover {
    margin-bottom: 50px;
    opacity: 100%;
    transition: opacity 0.5s ease
}

a.main {
    font-family: "p22-nudgewink-pro", sans-serif;
    font-size: 3.5rem;
    color: var(--color);
    padding: 20px;
    text-decoration: none;
    /* Add the following styles for the hover effect */
    transition: color 0.5s ease, text-decoration 0.5s ease, text-shadow 0.5s ease; /* Add transitions for a smooth effect */
}

a.main:hover {
    color: var(--color4); /* Change the text color on hover */
    text-decoration: underline; /* Add an underline on hover */
    text-shadow: 1px 1px 2px #00000032; /* Add a drop shadow on hover */
}

#contentLinks {
    height: 400px;
    font-size: 2rem;
}

nav {
    height: fit-content;
    margin-bottom: 400px;
}

nav ul {
    list-style-type: none;
}

nav ul li {
    display: inline-block;
    margin: 10px;
    font-family: "p22-nudgewink-pro", sans-serif;
    font-size: 2.5rem;
    letter-spacing: 2px;
}

nav ul li a {
    color: var(--link-color); /* Applying the dark blue color to links */
    text-decoration: none; /* Optional: Removes underline from links */
    color: var(--color1);
    text-align: left;
    margin-left: 5px;
    padding: 2px;
    font-weight: 500;
}

nav ul li a:hover {
    color: var(--color4);
    text-decoration: underline;
    font-weight: 500;
}

#contentLinks ul {
    list-style-type: none; /* Optional: removes bullet points */
    padding: 0; /* Optional: removes default padding */
    margin-top: 20px;
    margin-bottom: 50px;
}

#contentLinks li {
    display: block; /* Makes each list item a block-level element */
    margin-bottom: 10px; /* Optional: adds some space between the items */
    text-decoration: none; /* Optional: Removes underline from links */
    color: var(--color5);
}

#u8content-box {
    background-color: var(--color1); /* Light grey background */
    padding: 50px;
    width: fit-content;
    border: 1px solid var(--color5); /* Light grey border */
    border-radius: 5px; /* Rounded corners */
    color: var(--color7);
}


#u8content-box a {
    color: var(--color5); /* Dark blue color for links */
    text-decoration: none; /* Removes underline from links */
    font-weight: bold; /* Makes the font bold */
    margin-left: 50px; /* Indent the link */
    padding: 2px;
    align-self: center;
}

#u8content-box a:hover,
#u8TV-box a:hover {
    background-color: var(--color6);
    color: #1b353d;
}

#u8content-box li,
#u8TV-box li {
    position: relative; /* Needed for positioning the pseudo-element */
    padding-left: 25px; /* Provides space for the checkmark */
    margin-bottom: 10px; /* Space between list items */
    list-style-type: none;
    line-height: 2;
}

#u8content-box li::before {
    content: '✔'; /* The check mark */
    position: absolute;
    left: 0; /* Aligns the checkmark to the left */
    top: 0; /* Aligns the checkmark to the top */
    color: var(--color2); /* Optional: checkmark color */
    font-size: 20px; /* Adjusts the size of the checkmark */
}

#u8TV-box {
    background-color: var(--color5); /* Light grey background */
    padding: 50px;
    width: fit-content;
    border: 1px solid var(--color5); /* Light grey border */
    border-radius: 5px; /* Rounded corners */
    color: var(--color7);
}

#u8TV-box a {
    color: var(--color1); /* Dark blue color for links */
    text-decoration: none; /* Removes underline from links */
    font-weight: bold; /* Makes the font bold */
    margin-left: 50px; /* Indent the link */
    padding: 2px;
    align-self: center;
}

#u8TV-box h3 {
    color: var(--color3);
    text-shadow: 
        -1px -1px 0 #000,  
         1px -1px 0 #000,
        -1px  1px 0 #000,
         1px  1px 0 #000;; /* 1px wide black outline */
}

#u8TV-box h4 {
    color: var(--color1);
}

#u8content-box iframe,
#u8TV-box iframe {
    width: 560px; /* Make the iframe take up the full width of its container */
    height: 315px; /* Set a specific height for the iframe */
    border: none; /* Remove the border around the iframe */
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); /* Optional: Add a shadow for some depth */
    border-radius: 10px; /* Optional: Round the corners of the iframe */
}

.theme-box::after {
    content: ''; /* Required for pseudo-elements */
    display: block;
    height: 2px; /* Height of the divider */
    background-color: var(--color2); /* Color of the divider */
    width: 80%; /* Width of the divider */
    position: absolute;
    left: 10%; /* Centers the divider */
    bottom: 15px; /* Position from the bottom of the theme-box */
}

.theme-box:last-child::after {
    display: none; /* Hides the divider on the last theme-box */
}

.theme-box {
    position: relative; /* Needed for absolute positioning of the pseudo-element */
    padding-top: 30px;
    padding-bottom: 50px; /* Space above the divider */
    margin-bottom: 30px; /* Space for the divider */
}

.theme-box h2 {
    font-family: "p22-nudgewink-pro", sans-serif;
    font-size: 2.8rem;
}

.theme-box h3 {
    font-family: "p22-nudgewink-pro", sans-serif;
    font-size: 2rem;
    letter-spacing: 2.5px;
    text-transform: uppercase;
}

.theme-objectives {
    border-radius: 10px;
    border: 5px dotted var(--color1);
    padding-right: 15px;
    margin-bottom: 10px;
}

.theme-objectives:hover {
    border-radius: 10px;
    border: 5px dotted var(--color2);
}

.subtheme > .theme-objectives {
    border: 5px dotted var(--color1);
}

.subtheme-header {
    cursor: pointer; /* Indicates the header is clickable */
    font-weight: bold;
}

.subtheme-header {
    cursor: pointer; /* Indicates the header is clickable */
    font-weight: bold;
}

.subtheme-header:hover, .subtheme-header.active {
    background-color: var(--color3);
    color: #00344d; /* Change as per your color scheme */
}

.subtheme > .theme-objectives {
    display: none;
    padding: 10px;
    border-top: 1px solid #ccc; /* Optional styling */
}

.u8theme-box-links {
    text-align: center; /* Center aligns the content */
}

.u8theme-box-links a {
    display: block; /* Makes each link an inline-block element */
    margin: 5px 0; /* Provides vertical space between links */
    /* Add any other styling you want for your links here */
}

.teacher-info {
    position: fixed;
    color: var(--color7);
    top: 30px;
    right: 20px;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 3px solid rgba(0, 0, 0, 0);
    background-color: var(--color4); /* Dark blue circle */
    text-align: center;
    cursor: pointer;
    z-index: 70; /* Ensure it's above other elements */
    transition: border 0.3s; /* Smooth transition for the border */
}

.teacher-info:hover {
    border: 3px dashed var(--color1); /* 3px black border on hover */
}

.teacher-info-box {
    display: none;
    position: absolute;
    top: 5px;
    right: 5px; /* Position right of the circle */
    width: 250px; /* Adjust as needed */
    background-color: var(--color1);
    border-radius: 10px;
    border: 3px solid #efc30200;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.2); /* Optional: adds a subtle shadow */
    padding: 15px;
}

.teacher-info-box ul, h1, h2, h3, h4 {
    list-style-type: none;
}

.teacher-info:hover .teacher-info-box {
    display: block; /* Show info box on hover */
    border: 3px dashed var(--color4);
}

.teacher-info.active {
    border: 3px solid var(--color1);
    display: block;
    background-color: var(--color4);
}

#welcomeMessage {
    opacity: 70%;
    transition: opacity 0.5s ease;
}

#welcomeMessage:hover {
    opacity: 100%;
}

.language-bar {
    text-align: center; /* Center the content */
    padding: 10px 0; /* Optional: Adds padding above and below */
    margin: 0 auto; /* Centers the bar */
    color: var(--color1);
    opacity: 70%;
    transition: opacity 0.5s ease;
}

.language-bar .language {
    cursor: pointer; /* Changes cursor to indicate clickable items */
}

.language-bar:hover {
    cursor: pointer;
    font-style: italic;
    opacity: 100%;
}

.language-message-box {
    max-width: 600px; /* Maximum width of the box */
    color: var(--color7);
    margin: 20px auto; /* Centers the box horizontally with margin */
    padding: 20px;
    text-align: center; /* Center-aligns the text within the box */
    background-color: var(--color1); /* Background color */
    border-radius: 10px;
    border: 2px dashed var(--color5);
}

.language-message#en {
    display: block; /* Show English message by default */
}

.button-container-large {
    display: flex;
}

/* Common styles for all buttons */
.home-button, .materials-button, .games-button {
    position: fixed;
    color: #b8ebffd3; /* Default color */
    text-align: center;
    text-decoration: none;
    font-size: 35px; /* Default size */
    transition: color 0.3s, left 0.3s;
    z-index: 10;
}

/* Unique position and hover color for each button */
.home-button {
    top: 40px;
    left: 30px;
}

.materials-button {
    top: 165px;
    left: 30px;
}

.games-button {
    top: 105px;
    left: 33px;
    font-size: 38px; /* Slightly larger size for games button */
}

/* Hover styles for each button */
.home-button:hover {
    left: 40px;
    color: var(--color3);
}

.materials-button:hover {
    left: 40px;
    color: var(--color9);
}

.games-button:hover {
    left: 40px;
    color: var(--color8);
}

/* Common icon style */
.home-button i, .materials-button i, .games-button i {
    display: block;
    line-height: 25px; /* Aligns icon within the button */
}

.popup-box {
    display: none; /* Hidden by default */
    position: fixed; /* Stay in place */
    z-index: 100; /* Sit on top */
    right: 15%;
    top: 15%;
    width: 850px; /* Full width */
    height: 700px; /* Full height */
    overflow: hidden; /* Hide overflow */
    background-color: var(--color1); /* Fallback color */
    border: 5px solid var(--color4);
    border-radius: 10px;
    padding: 10px;
    padding-top: 60px; /* Space for popup-buttons */
}

.popup-buttons {
    width: calc(100% - 20px); /* Adjust width considering padding */
    text-align: center; /* Align buttons to the center */
    padding: 10px; /* Add some padding for spacing */
    box-sizing: border-box; /* Include padding and border in the width */
    position: absolute; /* Position the button container absolutely */
    top: 0; /* Align it to the top of the popup box */
    left: 10px; /* Align it to the start, considering padding */
    align-content: center;
    z-index: 101; /* Ensure it's above the content */
}

.popup-content {
    background-color: #fefefe;
    color: var(--color7);
    padding: 20px;
    width: 95%; /* Could be more or less, depending on screen size */
    height: calc(100% - 60px); /* Adjust height considering popup-buttons */
    overflow: auto; /* Enable scroll for the content */
}


.close-btn {
    color: var(--color7);
    float: right; /* Aligns the close button to the right */
    padding-top: 3px;
    width: 30px;
    height: 30px;
    margin: 5px;
    margin-right: 10px; /* Space between close and border */
    align-content: center;
    border: 1px solid var(--color9);
    border-radius: 3px;
}

.close-btn:hover,
.close-btn:focus {
    color: var(--color8);
    background: var(--color9);
    cursor: pointer;
    border: 2px solid var(--color9);
    border-radius: 3px;
}

.maximize-btn {
    color: var(--color7);
    padding-top: 2px;
    width: 30px;
    height: 30px;
    float: right; /* Aligns the maximize button to the right */
    margin-right: 10px; /* Space between close and maximize buttons */
    margin: 5px;
    align-content: center;
    border: 1px solid var(--color9);
    border-radius: 3px;
}

.maximize-btn:not(.active):hover,
.maximize-btn:not(.active):focus {
    color: var(--color8);
    background: var(--color9);
    cursor: pointer;
    border: 2px solid var(--color9);
    border-radius: 3px;
}

.maximize-btn.active {
    color: var(--color8);
    background: var(--color9);
    border: 2px solid var(--color9);
    border-radius: 3px;
}

.blur-toggle-btn {
    color: var(--color7);
    padding-top: 2px;
    width: 30px;
    height: 30px;
    float: right; /* Aligns the maximize button to the right */
    margin-right: 10px; /* Space between close and maximize buttons */
    margin: 5px;
    align-content: center;
    border: 1px solid var(--color9);
    border-radius: 3px;
}

.blur-toggle-btn:not(.active):hover,
.blur-toggle-btn:not(.active):focus {
    color: var(--color8);
    background: var(--color9);
    cursor: pointer;
    border: 2px solid var(--color9);
    border-radius: 3px;
}

.blur-toggle-btn.active {
    color: var(--color8);
    background: var(--color9);
    border: 2px solid var(--color9);
    border-radius: 3px;
}

.menu-icon {
    display: none; /* Hidden by default */
    position: fixed;
    top: 10px;
    left: 10px;
    font-size: 30px;
    color: var(--color1); /* Adjust color as needed */
    z-index: 15;
    cursor: pointer;
}

.latest-banner {
    border-bottom: 6px solid var(--color6);
    position: fixed;
    top: 0;
    left: 10;
    width: 65%;
    background-color: #000000ac; /* Blue color, change as needed */
    color: var(--color1);
    padding: 5px;
    padding-left: 20px;
    z-index: 1000; /* Ensure it's above other content */
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom-left-radius: 10px; /* Adjust the radius as needed */
    border-bottom-right-radius: 10px; /* Adjust the radius as needed */
}

.close-banner {
    background: none;
    border: none;
    color: white;
    font-size: 30px;
    cursor: pointer;
}

/* Highlight the latest video */
#latestVideo {
    background-color: var(--color6); /* Sets the background color to white */
    padding: 20px; /* Adds some padding around the video */
    margin: 20px 0; /* Adds margin above and below the video for separation */
}



/* Responsive styles for small screens */
@media screen and (max-width: 768px) {
    body {
        max-width: 100%;
    }

    .main-content {
        margin-top: 50px; /* Adjust this value as needed */
        font-size: 1rem;
        line-height: 1.2;
    }

    .button-container-large {
        display: none;
    }

    div.main {
        display: flex;
        flex-direction: column;
        align-content: center;
        text-align: center;
    }

    h1, h2, h3, h4 {
        text-align: center;
        font-size: 1.3rem;
    }

    h1 {
        font-size: 1.5rem;
        text-align: center;
        margin-top: 80px;
    }

    li {
        font-size: 1.5rem;
    }

    .menu-icon {
        display: block; /* Show the menu icon */
        position: fixed;
        top: 20px;
        left: 30px;
        font-size: 2rem;
        cursor: pointer;
        z-index: 100;
        color: var(--color4);
        opacity: 80%;
    }

    .button-container-small {
        display: none; /* Hide the button container initially */
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background-color: var(--color1); /* Darker semi-transparent background */
        flex-direction: column;
        justify-content: center; /* Vertically center the content */
        align-items: center; /* Horizontally center the content */
        z-index: 80;
    }

    .button-container-small.active {
        display: flex;
    }

    .home-button, .materials-button, .games-button {
        font-size: 5rem; /* Larger buttons for easier clicking */
        margin: 20px 0; /* Space between buttons */
        color: var(--color2); /* Adjust color to increase visibility */
        position: relative; /* Override fixed position */
        left: auto; /* Reset left position */
        top: auto; /* Reset top position */
        transition: none;
        left: auto;
        &:hover {
            left: auto; /* Keep the button stationary */
            /* Apply color change */
        }
    }

    /* Ensure icons within buttons are also centered */
    .home-button i, .materials-button i, .games-button i {
        line-height: 1; /* Adjust line height for better alignment */
    }

    .back-to-top {
        position: fixed;
        bottom: 3%;
        color: rgba(0, 13, 26, 0.158);
        text-align: center; /* Center the arrow symbol */
        text-decoration: none; /* Remove underline from link */
        font-size: 3.5rem; /* Increase size of arrow symbol */
        font-weight: 900;
        transition: color 0.3s, width 0.3s, height 0.3s; /* Smooth transition for color, width, and height */
        z-index: 79; /* Ensure it's above other elements */
        cursor: pointer;
    }

    .back-to-top:hover {
        color: var(--color4); /* White arrow color */
        font-size: 3.5rem; /* Increase size of arrow symbol */
    }

    nav ul li h4 {
        display: inline-block;
        text-align: center;
        margin: 10px;
        font-family: "p22-nudgewink-pro", sans-serif;
        font-size: 2.5rem;
        letter-spacing: 2px;
    }

    #u8content-box {
        background-color: var(--color1); /* Light grey background */
        padding: 2px;
        width: 100%;
        border: 1px solid var(--color5); /* Light grey border */
        border-radius: 5px; /* Rounded corners */
        color: var(--color7);
    }

    #u8content-box a {
        display: block; /* Make each link a block-level element */
        text-align: center; /* Center the text inside the link */
        margin: 0px auto; /* Add vertical space and auto horizontal margins */
        line-height: 1.2;
        /* Other styles you want to apply to links on small screens */
    }

    .popup-box {
        display: none; /* Keep it hidden by default */
        position: fixed;
        z-index: 100; /* Ensure it is on top */
        top: 0; /* Align to the top of the viewport */
        left: 0; /* Align to the left of the viewport */
        width: 100%; /* Full width of the viewport */
        height: 100%; /* Full height of the viewport */
        overflow: auto; /* Enable scroll if needed */
        background-color: var(--color1); /* Fallback color */
        border: none; /* Optional: remove the border for full screen */
        padding: 20px; /* Adjust padding as needed */
        box-sizing: border-box; /* Include padding in the width and height */
    }

    .teacher-info {
        width: 30px;
        height: 30px;
    }
    
    .teacher-info-box {
        display: none;
        position: absolute;
        background-color: var(--color1);
        border-radius: 10px;
        border: 3px solid #efc30200;
        box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.2); /* Optional: adds a subtle shadow */
        padding: 15px;
        font-size: 1.5rem;
    }

    .iframe-container {
        padding-top: 75%; /* Adjust the aspect ratio for vertical orientation or as needed */
    }

    /* Target specific iframe styles if necessary */
    #u8content-box iframe, 
    #u8TV-box iframe {
        width: 100%; /* Ensure iframes are full width on small screens */
        height: auto; /* Adjust height automatically */
        border-radius: 5px; /* Optional: Smooth corners */
        box-shadow: none; /* Optional: Simplify style by removing shadows */
    }

    .latest-banner {
        position: fixed;
        top: 0;
        left: 10;
        width: 90%;
        background-color: var(--color7); /* Blue color, change as needed */
        color: var(--color1);
        padding: 15px;
        padding-left: 35px;
        z-index: 1000; /* Ensure it's above other content */
        display: flex;
        justify-content: space-between;
        align-items: center;
        border-bottom-left-radius: 10px; /* Adjust the radius as needed */
        border-bottom-right-radius: 10px; /* Adjust the radius as needed */
    }
    
    .close-banner {
        background: none;
        border: none;
        color: white;
        font-size: 30px;
        cursor: pointer;
        padding-right: 35px;
    }
    
}