:root {
    --color-main: #3a4a6f; /* Main color */
    --color-secondary: #6c8880; /* Secondary color */
    --color-white: #ffffff; /* White */
    --color-text: #3a4a6f; /* Default text color */
    --color-background: #f9f9f9; /* Light background */
    --link-color: #8a9ada; /* Link color */

    --font-primary: 'Roboto', sans-serif; /* Primary font */
    --font-secondary: 'Poppins', sans-serif; /* Secondary font */
}

/* General Styles */
body {
    font-family: var(--font-primary), sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: var(--color-background);
    color: var(--color-text);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
    padding: 10px;
}

/* Links */
a {
    color: var(--color-secondary);
    text-decoration: none;
}

a:hover {
    color: var(--link-color);
    text-decoration: underline;
}

/* Header */
header {
    background-color: var(--color-main);
    color: var(--color-white);
    padding: 20px 0;
    border-bottom: 4px solid var(--color-secondary);
    font-family: var(--font-secondary), sans-serif;
}

header h1 {
    text-align: center;
    font-size: 2.5rem;
    margin: 0;
}

/* Footer */
footer {
    background-color: var(--color-main);
    color: var(--color-white);
    text-align: center;
    padding: 10px 0;
    margin-top: 20px;
}

footer a {
    color: var(--color-secondary);
}

footer a:hover {
    color: var(--color-white);
    text-decoration: underline;
}

/* Page Banner */
.page-banner {
    background: var(--color-secondary);
    color: var(--color-white);
    padding: 20px 0;
    text-align: center;
    margin-bottom: 20px;
}

.page-banner h1 {
    font-size: 2.5rem;
    margin: 0;
}

/* Buttons */
button, .button {
    background-color: var(--color-main);
    color: var(--color-white);
    border: none;
    padding: 10px 20px;
    font-size: 1rem;
    cursor: pointer;
    text-transform: uppercase;
    border-radius: 5px;
}

button:hover, .button:hover {
    background-color: var(--color-secondary);
}

/* Navigation Bar */
nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: center;
    background-color: var(--color-main);
}

nav ul li {
    position: relative;
    margin: 0 15px;
}

nav ul li a {
    color: var(--color-white);
    text-decoration: none;
    padding: 10px 15px;
    display: inline-block;
}

nav ul li a:hover {
    background-color: var(--color-secondary);
    color: var(--color-white);
}

/* Dropdown Menu */
nav ul li.dropdown:hover .dropdown-menu {
    display: block;
    animation: fadeIn 0.3s ease-in-out;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--color-main);
    list-style: none;

    margin: 0;
    min-width: 200px;
    padding: 0;
    border-radius: 2px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    z-index: 1000;
}

.dropdown-menu li {
    margin: 0;
    padding: 0;
}

.dropdown-menu li a {
    display: block;
    padding: 10px 15px;
    color: var(--color-white);
    text-decoration: none;
}

.dropdown-menu li a:hover {
    background-color: var(--color-secondary);
    color: var(--color-white);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Typography improvements */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-secondary), sans-serif;
    color: var(--color-text);
    margin-top: 1.5em;
    margin-bottom: 0.5em;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }

p {
    margin-bottom: 1em;
}

/* Content styling */
main {
    min-height: calc(100vh - 200px);
    padding: 20px 0;
}

/* Iframe responsive styling */
iframe {
    max-width: 100%;
    border: 1px solid var(--color-secondary);
    border-radius: 5px;
}


/* Responsive Design */
@media (max-width: 768px) {
    .container {
        width: 95%;
        padding: 5px;
    }
    
    header h1 {
        font-size: 2rem;
    }
    
    nav ul {
        flex-direction: column;
        align-items: center;
    }

    nav ul li {
        margin: 5px 0;
        margin-bottom: 10px;
    }

    .dropdown-menu {
        position: static;
        box-shadow: none;
        min-width: 100%;
    }
    
    iframe {
        width: 100%;
        height: 300px;
    }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.25rem; }
}

@media (max-width: 480px) {
    header h1 {
        font-size: 1.5rem;
    }
    
    nav ul li a {
        padding: 8px 12px;
        font-size: 0.9rem;
    }
    
    main {
        padding: 10px 0;
    }
    
    iframe {
        height: 250px;
    }
}