:root {
        --primary: #2F80ED;
        --accent: #56CCF2;
        --dark: #1C1C1C;
        --light: #F9FAFB;
        --white: #FFFFFF;
    }

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

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

    h1,
    h2,
    h3 {
        font-family: 'Poppins', sans-serif;
    }

    a {
        text-decoration: none;
        color: var(--primary);
        font-weight: 600;
    }

    a:hover {
        color: var(--accent);
    }

    /* =====================
           Navigation
        ====================== */

    nav {
        background: var(--white);
        padding: 1rem;
        border-bottom: 1px solid #eee;
    }

    nav ul {
        list-style: none;
        display: flex;
        justify-content: space-between;
        flex-wrap: wrap;
    }

    /* =====================
           Header
        ====================== */

    header {
        text-align: center;
        padding: 3rem 1rem;
        background: var(--primary);
        color: var(--white);
    }

    header p {
        margin-top: 0.5rem;
        opacity: 0.9;
    }

    /* =====================
           Main Layout (Grid)
        ====================== */

    main {
        display: grid;
        gap: 1.5rem;
        padding: 2rem 1rem;
    }

    section {
        background: var(--white);
        padding: 1.5rem;
        border-radius: 8px;
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    }

    section h2 {
        margin-bottom: 1rem;
    }

    ul {
        list-style: none;
    }

    li {
        margin-bottom: 0.5rem;
    }

    /* =====================
           Footer
        ====================== */

    footer {
        text-align: center;
        padding: 1.5rem;
        background: var(--dark);
        color: var(--white);
        margin-top: 2rem;
    }

    /* =====================
           Responsive Layout
        ====================== */

    @media (min-width: 768px) {
        main {
            grid-template-columns: repeat(2, 1fr);
        }

        header {
            padding: 4rem 2rem;
        }
    }