*, *::before, *::after {
    box-sizing: border-box;
}

:root {
    --primary-color: #007bff;
    --primary-color-dark: #0056b3;
    --text-color: #333;
    --background-color: #f8f9fa;
    --title-color: #0F1A47;
    --border-color: #ccc;
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-secondary: 'Playfair Display', Georgia, serif;
}

body {
    font-family: var(--font-primary);
    font-size: 1.125rem;
    line-height: 1.6;
    background-color: var(--background-color);
    color: var(--text-color);
}

main {
    max-width: 700px;
    margin: 0 auto 1rem;
    padding: 2rem;
    text-align: justify;
}

h1 {
    font-family: var(--font-secondary);
    color: var(--title-color);
    text-align: center;
    font-size: 3rem;
    margin-top: 0;
    margin-bottom: 2rem;
}

img {
    display: block;
    max-width: 100%;
    height: auto;
    margin: 2rem 0;
    border-radius: 8px;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover,
a:visited {
    color: var(--primary-color-dark);
}

a:hover {
    text-decoration: underline;
}

a:focus-visible {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
    border-radius: 2px;
}

hr {
    border: 0;
    border-top: 1px solid var(--border-color);
    margin: 2rem 0;
}

#email i {
    font-style: normal;
}

@media (max-width: 600px) {
    main {
        padding: 1.5rem 1rem;
    }
    h1 {
        font-size: 2.25rem;
        margin-bottom: 1.5rem;
    }
}