:root {
    --primary-color: #293028;
    --secondary-color: #2d642b;
    --text-color: #333;
    --background-color: #f4f4f4;
    --input-background: #fff;
    --input-border: #ccc;
    --button-hover: #1e4e1d;
    --submenu-background: #ffffff;
    --submenu-hover: #ddd;
}

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

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

header {
    background-color: var(--primary-color);
    color: #fff;
    padding: 1rem 0;
    text-align: center;
}

#sections1 {
    background-color: var(--secondary-color);
    padding: 2rem 0;
}

.search-container {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 2rem;
}

.search-container h2 {
    color: #fff;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

/* Split Layout */
.split-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Roadmap Buttons (Left Side) */
.roadmap-buttons {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toggle-btn {
    background-color: var(--primary-color);
    color: var(--primary-color);
    padding: 12px 20px;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    cursor: pointer;
    text-align: left;
    transition: background-color 0.3s ease;
}

.toggle-btn:hover {
    background-color: var(--button-hover);
}

/* Submenu for Right Panel */
.submenu-container {
    flex-grow: 1;
    display: block;
    position: relative;
}

.submenu {
    display: none;
    background-color: var(--submenu-background);
    border-radius: 5px;
    padding: 10px 0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.submenu.active {
    display: block;
}

.submenu a {
    display: block;
    padding: 10px 20px;
    color: var(--primary-color) !important;  /* Force primary color */
    text-decoration: none;
    border-bottom: 1px solid var(--input-border);
    transition: background-color 0.3s ease;
}

/* Override default browser behavior for visited links */
.submenu a:visited,
.submenu a:link,
.submenu a:active {
    color: var(--primary-color) !important;  /* Apply primary color to all link states */
}

.submenu a:hover {
    background-color: var(--submenu-hover);
    color: var(--primary-color) !important;  /* Maintain color during hover */
}


/* Desktop Layout (Split in Two) */
@media (min-width: 769px) {
    .split-container {
        display: flex;
        flex-direction: row;
    }

    .roadmap-buttons {
        width: 40%;
    }

    .submenu-container {
        width: 60%;
        padding-left: 20px;
    }
}

/* Mobile Layout (Submenu Appears Below Button) */
@media (max-width: 768px) {
    .split-container {
        flex-direction: column;
    }

    .submenu {
        display: none;
        margin-top: 5px;
        padding: 10px;
        border: 1px solid var(--input-border);
    }

    .submenu.active {
        display: block;
        margin-bottom: 15px;
    }
}


/* Browse All Courses Link */
.browse-links {
    text-align: right;
    margin-top: 20px;
}

.browse-links a {
    color: #fff;
    text-decoration: none;
    font-weight: bold;
}