/* Basic Reset */
body, h1, h2, h3, p, ul, li, a {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    box-sizing: border-box; /* Added for better layout control */
}

body {
    line-height: 1.6;
    background-color: #f4f4f4;
    color: #333;
}

.container {
    width: 80%;
    margin: auto;
    overflow: hidden;
    padding: 0 20px;
}

/* Header */
header {
    background: skyblue; /* Changed from #333 */
    color: #fff;
    padding: 1rem 0;
    border-bottom: red 3px solid; /* Changed from #0779e4 */
}

header a {
    color: #fff;
    text-decoration: none;
    text-transform: uppercase;
    font-size: 16px;
}

header ul {
    padding: 0;
    list-style: none;
    float: right;
    margin-top: 5px; /* Align with branding */
}

header li {
    display: inline;
    padding: 0 20px 0 20px;
}

header #branding {
    float: left;
}

header #branding h1 {
    margin: 0;
    font-size: 24px;
}

/* Main Content Area */
.main-content {
    padding: 20px;
    background: #fff;
    margin-top: 20px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.main-content h1, .main-content h2 {
    color: #333;
    margin-bottom: 20px;
}

.main-content p {
    margin-bottom: 15px;
}

.main-content ul {
    list-style: disc;
    margin-left: 20px;
    margin-bottom: 15px;
}

/* Research Page Specifics */
.research-item {
    border: 1px solid #ddd;
    padding: 15px;
    margin-bottom: 15px;
    border-radius: 4px;
    background-color: #f9f9f9;
}

.research-item h3 {
    margin-bottom: 10px;
    color: #0779e4;
}

.research-item a {
    color: #0779e4;
    text-decoration: none;
}

.research-item a:hover {
    text-decoration: underline;
}

/* Footer */
footer {
    background: skyblue; /* Changed from #333 */
    color: #fff;
    text-align: center;
    padding: 1rem 0;
    margin-top: 30px;
}

/* Mobile Optimization / Responsive Design */
@media (max-width: 768px) {
    header #branding,
    header nav,
    header nav ul,
    header nav li {
        float: none;
        text-align: center;
        width: 100%;
    }

    header nav ul {
        margin-top: 10px;
    }

    header nav li {
        display: block;
        padding: 10px 0;
        border-bottom: 1px dotted #555; /* Separator for stacked links */
    }
    header nav li:last-child {
        border-bottom: none;
    }

    .container {
        width: 95%;
        padding: 0 10px;
    }

    header #branding h1 {
        font-size: 20px; /* Slightly smaller for mobile */
        margin-bottom:10px;
    }

    header a {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    header #branding h1 {
        font-size: 18px;
    }
    .main-content h1 {
        font-size: 24px;
    }
    .main-content h2 {
        font-size: 20px;
    }
}