:root {
    --primary-color: #64ffda;
    --bg-color: #1a1b26;
    --text-color: #a9b1d6;
    --heading-color: #c0caf5;
    --accent-color: #ff79c6;
    --secondary-bg: #24283b;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    color: var(--text-color);
    background-color: var(--bg-color);
}

.container {
    max-width: 50rem;
    margin: 0 auto;
    padding: 0 1.25rem;
}

main {
    padding: 4rem 0;
    text-align: justify;
}

h1 {
    text-align: center;
    font-size: 3rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
    font-weight: 800;
    letter-spacing: -0.05em;
}

.subtitle {
    text-align: center;
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-color);
    margin-top: -1.5rem;
    margin-bottom: 2rem;
}

p {
    margin-bottom: 1.5rem;
}

.tech-stack {
    margin: 3rem 0;
    text-align: center;
}

.tech-stack h2 {
    margin-bottom: 1.5rem;
    color: var(--heading-color);
}

.tech-icons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    max-width: 100%;
}

.tech-icons img {
    flex: 0 0 auto;
    width: 32px;
    height: 32px;
}

.contact-wrapper {
    background-color: var(--secondary-bg);
    padding: 2.5rem 0;
    width: 100%;
}

.contact-info {
    text-align: center;
    max-width: 37.5rem;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.contact-info p {
    text-align: justify;
}

.cta-button {
    display: inline-block;
    background-color: var(--primary-color);
    color: var(--bg-color);
    padding: 0.75rem 2rem;
    border-radius: 0.3125rem;
    text-decoration: none;
    font-weight: bold;
    margin-top: 1rem;
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.cta-button:hover {
    background-color: #86ffe4;
    color: var(--bg-color);
    transform: scale(0.99);
}

footer {
    background-color: var(--bg-color);
    padding: 1rem 0;
    text-align: center;
    font-size: 0.76rem;
    color: var(--text-color);
}

footer p {
    margin: 0.5rem 0;
}

@media (min-width: 30em) {
    h1 {
        font-size: 3.5rem;
    }
    .subtitle {
        font-size: 1rem;
    }
    .tech-icons {
        gap: 2rem;
    }
}