/* --- Global Reset --- */
* {
    box-sizing: border-box; /* Standard for 2025 layout stability */
}

body {
    font-family: "Trebuchet MS", Helvetica, sans-serif;
    background-color: #9AEAAA; /* Light Green Background */
    color: #18181A;           /* Dark Charcoal Text */
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

header {
    background-color: #18181A; /* Dark Charcoal for contrast */
    color: #66FF00;           /* Accent 1: Headings */
    text-align: center;
    padding: 25px;
    border-bottom: 4px solid #545C61; /* Accent 3: Border */
}

h1, h2, h3 {
    color: #66FF00; /* Accent 1: Headings */
}


nav { 
    background-color: #545C61; /* Accent 3 for Nav background */
}
nav ul { 
    list-style: none; 
    margin: 0; 
    padding: 0; 
    display: flex; 
    justify-content: center;
}
nav ul li a { 
    display: block; 
    color: #D9D9D9; /* Accent 2: Links */
    padding: 15px 20px; 
    text-decoration: none; 
    font-weight: bold; 
    transition: all 0.3s ease;
}
nav ul li a:hover { 
    background-color: #66FF00; /* Accent 1: Hover state */
    color: #18181A;           /* Text flips to charcoal on hover */
}


main {
    max-width: 900px;
    margin: 20px auto;
    background-color: #ffffff; /* Keeping content area white for readability */
    padding: 20px;
    border: 1px solid #545C61; /* Accent 3: Border */
    border-radius: 8px;
}


button, .btn {
    background-color: #66FF00; /* Accent 1: Buttons */
    color: #18181A;
    border: none;
    padding: 10px 20px;
    font-weight: bold;
    cursor: pointer;
}

a {
    color: #D9D9D9; /* Accent 2: Links */
}


.feature-img {
    float: right; 
    width: 280px;
    margin: 0 0 20px 20px; 
    border: 3px solid #545C61; /* Accent 3: Border */
    border-radius: 5px;
}

/* Clearfix for floating elements */
main::after {
    content: "";
    display: table;
    clear: both;
}


.video-container {
    margin-top: 20px;
    width: 100%;
    aspect-ratio: 16 / 9;
    background-color: #18181A;
    border: 1px solid #545C61; /* Accent 3: Divider/Border */
}

.video-container iframe {
    width: 100%; 
    height: 100%;
    border: 0;
}

/* --- Footer --- */
footer {
    background-color: #18181A;
    color: #D9D9D9; /* Accent 2: Text/Links in footer */
    text-align: center;
    padding: 20px;
    border-top: 4px solid #66FF00; /* Accent 1: Decorative top border */
}


@media screen and (max-width: 700px) {
    .feature-img {
        float: none;
        width: 100%;
        margin: 0 0 20px 0;
    }
    nav ul {
        flex-direction: column;
    }
}