:root {
    --background-color: #fdfdfd;
    --text-color: #222222;
    --secondary-text-color: #888888;
    --button-hover-color: #003366;
    --font-family: 'Source Serif Pro', serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.hero {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    text-align: center;
    padding: 0 20px;
}

.hero-content h1 {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--secondary-text-color);
    font-weight: 400;
}

.section {
    padding: 4rem 20px;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

#sobre .container p {
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.1rem;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2rem;
    border: 1px solid var(--text-color);
    border-radius: 4px;
    color: var(--text-color);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 600;
    transition: background-color 0.3s, color 0.3s;
}

.cta-button:hover {
    background-color: var(--text-color);
    color: var(--background-color);
}

.footer {
    padding: 2rem 20px;
    text-align: center;
}

.footer p {
    font-size: 0.875rem;
    color: var(--secondary-text-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-content p {
        font-size: 1.1rem;
    }

    .section {
        padding: 3rem 20px;
    }
}