:root {
        --bg-primary: #1F1F1F;
        --bg-secondary: #000000;
        --accent-blue: #00BFFF;
        --accent-green: #2ECC71;
        --accent-purple: #8E44AD;
        --accent-orange: #FFA500;
        --text-color: #FFFFFF;
        --card-bg: #2C2C2C;
        --border-color: #444444;
        --font-family: 'Roboto', 'Exo 2', sans-serif;
    }

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

    body {
        background: linear-gradient(135deg, var(--bg-primary), var(--bg-secondary));
        color: var(--text-color);
        font-family: var(--font-family);
        line-height: 1.6;
        min-height: 100vh;
        display: flex;
    }

    /* Navigation Styles */
    .sidebar {
        width: 250px;
        background-color: var(--bg-secondary);
        padding: 20px;
        position: fixed;
        height: 100vh;
        overflow-y: auto;
        border-right: 1px solid var(--border-color);
    }

    .sidebar h1 {
        font-size: 24px;
        margin-bottom: 20px;
        color: var(--accent-blue);
    }

    .sidebar nav ul {
        list-style: none;
    }

    .sidebar nav ul li {
        margin-bottom: 15px;
    }

    .sidebar nav ul li a {
        color: var(--text-color);
        text-decoration: none;
        font-size: 18px;
        transition: color 0.3s ease;
    }

    .sidebar nav ul li a:hover {
        color: var(--accent-green);
    }

    /* Content Styles */
    .content {
        margin-left: 250px;
        padding: 20px;
        flex: 1;
    }

    .header {
        text-align: center;
        margin-bottom: 40px;
    }

    .header h2 {
        font-size: 32px;
        color: var(--accent-purple);
        margin-bottom: 10px;
    }

    .header p {
        font-size: 18px;
        color: var(--text-color);
    }

    /* Cards */
    .cards {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 20px;
        margin-bottom: 40px;
    }

    .card {
        background-color: var(--card-bg);
        padding: 20px;
        border: 1px solid var(--border-color);
        border-radius: 8px;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .card:hover {
        transform: translateY(-10px);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    }

    .card h3 {
        color: var(--accent-orange);
        margin-bottom: 15px;
    }

    .card p {
        font-size: 16px;
        color: var(--text-color);
    }

    /* Example Article */
    .example-article {
        background-color: var(--card-bg);
        padding: 20px;
        border: 1px solid var(--border-color);
        border-radius: 8px;
        margin-bottom: 40px;
    }

    .example-article h2 {
        color: var(--accent-blue);
        margin-bottom: 15px;
    }

    .example-article h3 {
        color: var(--accent-purple);
        margin-top: 20px;
        margin-bottom: 10px;
    }

    .example-article p {
        margin-bottom: 15px;
        font-size: 16px;
        color: var(--text-color);
    }

    .example-article pre {
        background-color: #2C2C2C;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        margin-bottom: 15px;
    }

    .example-article code {
        color: var(--accent-green);
        font-family: 'Courier New', Courier, monospace;
    }

    /* Images */
    .images-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 10px;
        margin-bottom: 40px;
    }

    .images-grid img {
        width: 100%;
        height: auto;
        border-radius: 8px;
        transition: transform 0.3s ease;
    }

    .images-grid img:hover {
        transform: scale(1.05);
    }

    /* Footer */
    .footer {
        text-align: center;
        padding: 20px;
        background-color: var(--bg-secondary);
        border-top: 1px solid var(--border-color);
    }

    .footer p {
        color: var(--accent-orange);
        font-size: 16px;
    }

    /* Buttons */
    .button {
        background-color: var(--accent-green);
        border: none;
        color: var(--text-color);
        padding: 10px 20px;
        font-size: 16px;
        border-radius: 5px;
        cursor: pointer;
        transition: background-color 0.3s ease, transform 0.3s ease;
    }

    .button:hover {
        background-color: var(--accent-purple);
        transform: scale(1.05);
    }

    /* Responsive Design */
    @media (max-width: 1440px) {
        .content {
            padding: 20px;
        }
    }

    @media (max-width: 1200px) {
        .cards {
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        }
    }

    @media (max-width: 1024px) {
        .sidebar {
            width: 200px;
        }

        .sidebar h1 {
            font-size: 20px;
        }

        .sidebar nav ul li a {
            font-size: 16px;
        }

        .content {
            margin-left: 200px;
        }
    }

    @media (max-width: 768px) {
        body {
            flex-direction: column;
        }

        .sidebar {
            width: 100%;
            height: auto;
            position: relative;
            border-right: none;
            border-bottom: 1px solid var(--border-color);
        }

        .content {
            margin-left: 0;
            padding: 15px;
        }

        .cards {
            grid-template-columns: 1fr;
        }
    }

    @media (max-width: 480px) {
        .sidebar h1 {
            font-size: 18px;
        }

        .sidebar nav ul li a {
            font-size: 14px;
        }

        .header h2 {
            font-size: 24px;
        }

        .header p {
            font-size: 16px;
        }

        .card h3 {
            font-size: 18px;
        }

        .card p {
            font-size: 14px;
        }

        .example-article h2 {
            font-size: 20px;
        }

        .example-article h3 {
            font-size: 16px;
        }

        .example-article p {
            font-size: 14px;
        }

        .button {
            padding: 8px 16px;
            font-size: 14px;
        }
    }

    @media (max-width: 320px) {
        .sidebar h1 {
            font-size: 16px;
        }

        .sidebar nav ul li a {
            font-size: 12px;
        }

        .header h2 {
            font-size: 20px;
        }

        .header p {
            font-size: 14px;
        }

        .card h3 {
            font-size: 16px;
        }

        .card p {
            font-size: 12px;
        }

        .example-article h2 {
            font-size: 18px;
        }

        .example-article h3 {
            font-size: 14px;
        }

        .example-article p {
            font-size: 12px;
        }

        .button {
            padding: 6px 12px;
            font-size: 12px;
        }
    }

    /* Animations */
    @keyframes aurora-move {
        0% {
            background-position: 0% 50%;
        }
        50% {
            background-position: 100% 50%;
        }
        100% {
            background-position: 0% 50%;
        }
    }

    body {
        background: radial-gradient(circle, rgb(255, 87, 34), transparent);
        animation: aurora-move 15s linear infinite;
    }

    /* Code Blocks */
    code {
        background-color: #2C2C2C;
        padding: 2px 4px;
        border-radius: 4px;
        font-family: 'Courier New', Courier, monospace;
    }

    pre {
        background-color: #2C2C2C;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        color: var(--accent-green);
    }