/* General Styling */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    line-height: 1.6;
    background-color: #f4f4f4;
    color: #333;
}

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

/* Header */
header {
    background: #333;
    color: #fff;
    padding: 1rem 0;
    border-bottom: #77aaff 3px solid;
    position: sticky;
    top: 0;
    z-index: 1000;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header h1 {
    margin: 0;
    font-size: 1.8rem;
}

/* Navigation */
.main-nav ul {
    padding: 0;
    list-style: none;
    margin: 0;
}

.main-nav ul li {
    display: inline;
    margin-left: 20px;
}

.main-nav a {
    color: #fff;
    text-decoration: none;
    text-transform: uppercase;
    font-size: 1rem;
    transition: color 0.3s ease;
}

.main-nav a:hover {
    color: #77aaff;
}

/* Hamburger Menu (for mobile) */
.hamburger-menu {
    display: none; /* Hidden by default on larger screens */
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    position: relative;
    z-index: 1001;
}

.hamburger-menu .bar {
    display: block;
    width: 25px;
    height: 3px;
    background-color: #fff;
    margin: 5px 0;
    transition: all 0.3s ease;
}

/* Active state for hamburger menu */
.hamburger-menu.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.hamburger-menu.active .bar:nth-child(2) {
    opacity: 0;
}

.hamburger-menu.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Main Content Sections */
.section-content {
    background: #fff;
    padding: 30px;
    margin-bottom: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.section-content h2 {
    color: #333;
    border-bottom: 2px solid #77aaff;
    padding-bottom: 10px;
    margin-bottom: 20px;
}

.section-content h3 {
    color: #555;
    margin-top: 30px;
    margin-bottom: 15px;
}

.section-content h4 {
    color: #666;
    margin-top: 25px;
    margin-bottom: 10px;
}

.section-content ul, .section-content ol {
    margin-left: 20px;
    margin-bottom: 15px;
}

.section-content li {
    margin-bottom: 8px;
}

.section-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

.section-content th, .section-content td {
    border: 1px solid #ddd;
    padding: 10px;
    text-align: left;
}

.section-content th {
    background-color: #f2f2f2;
    font-weight: bold;
}

.section-content blockquote {
    background-color: #e9f7ff;
    border-left: 5px solid #77aaff;
    padding: 15px;
    margin: 20px 0;
    font-style: italic;
    color: #444;
}

.section-content a {
    color: #007bff;
    text-decoration: none;
}

.section-content a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    header .container {
        flex-direction: row; /* Keep logo and hamburger on one line */
        justify-content: space-between;
    }

    .main-nav {
        position: fixed;
        top: 0;
        left: -100%; /* Hidden by default */
        width: 70%;
        height: 100%;
        background: #333;
        padding-top: 60px; /* Space for header */
        transition: left 0.3s ease;
        z-index: 999;
        box-shadow: 2px 0 5px rgba(0,0,0,0.5);
    }

    .main-nav.active {
        left: 0; /* Show menu */
    }

    .main-nav ul {
        flex-direction: column;
        text-align: left;
        padding: 20px;
    }

    .main-nav ul li {
        margin: 15px 0;
        display: block;
    }

    .hamburger-menu {
        display: block; /* Show hamburger menu */
    }
}