:root {
    --muted: rgba(250, 250, 250, 0.7);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    border: 0 solid;
    list-style: none;
}

html {
    background-color: rgb(1, 3, 36);
    color: rgb(250, 250, 250);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
}

header {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    border-bottom: 1px solid rgba(250, 250, 250, 0.1);
    padding: 1rem;
}

@media (min-width: 768px) {
    header {
        align-items: center;
    }
}

a {
    color: inherit;
    text-decoration: none;
}

#logo {
    font-size: 1.5rem;
    font-weight: 600;
}

#desktop-menu {
    display: none;
    font-size: 30px;
}

@media (min-width: 768px) {
    #desktop-menu {
        display: block;
    }
}

#desktop-menu > ul {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
}

#desktop-menu a {
    height: 2.25rem;
    display: inline-flex;
    align-items: center;
    border-radius: 1rem;
    padding: 0.5rem 1rem;
}

#desktop-menu a:hover {
    background-color: rgba(250, 250, 250, 0.1);
}

#mobile-menu {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

#mobile-menu > summary {
    font-size: 1.5rem;
    cursor: pointer;
    user-select: none;
}

#mobile-menu ul {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 2rem;
    padding: 1rem 2rem;
}

#mobile-menu a {
    font-size: 1.5rem;
}

@media (min-width: 768px) {
    header > a {
        flex-basis: 25%;
    }

    #desktop-menu {
        flex-basis: 50%;
    }

    #desktop-spacer {
        flex-basis: 25%;
    }

    #mobile-menu {
        display: none;
    }
}

main {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8rem;
    padding: 1rem;
}

@media (min-width: 768px) {
    main {
        padding: 4rem;
    }
}

section {
    max-width: 64rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3rem;
}

#hero {
    padding-top: 1rem;
    padding-bottom: 1rem;
}

#hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    line-height: 1.2;
    letter-spacing: -0.02em;
    text-shadow: 1px 1px 2px grey
}

#hero-image {
    margin: 0;
    padding: 0;
    max-width: 100%;
    height: auto;
    position: right;
}


@media (min-width: 768px) {
    #hero-title {
        font-size: 3.5rem;
    }
}

#hero-description {
    font-size: 1.25rem;
    text-align: justify;
    color: var(--muted);
}

@media (min-width: 768px) {
    #hero-description {
        max-width: 32rem;
        font-size: 1.5rem;
    }
}

.highlight {
    color: gold;
}

a.highlight:hover {
    text-decoration: underline;
    color: rgba(255, 215, 0, 0.8);
}

button, .cta {
    height: 2.25rem;
    display: inline-flex;
    align-items: center;
    font: inherit;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    border-radius: 1rem;
    padding: 0.5rem 1rem;
}

button:hover {
    background-color: rgba(250, 250, 250, 0.8);
    color: rgba(0, 0, 0, 0.8);
}

.cta {
    height: 3rem;
    font-size: 1.25rem;
    color: black;
    background-color: gold;
    padding: 0.5rem 1rem;

}

.cta:hover {
    background-color: rgba(255, 215, 0, 0.8);
}

h2 {
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

@media (min-width: 768px) {
    h2 {
        font-size: 2.5rem;
    }
}

.features-group {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

#imagem-rodape {
    margin: 0;
    padding: 0;
    max-width: 100%;
    height: auto;
    align-items: center;
}

@media (min-width: 768px) {
    .features-group {
        flex-direction: row;
    }
}

.card {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(250, 250, 250, 0.1);
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    align-items: center;
}

.card .card-header {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.card h3 {
    font-size: 1.5rem;
    font-weight: 600;
}

.card p {
    color: var(--muted);
}

.icon {
    font-size: 2rem;
}

#about .card {
    max-width: 48rem;
}

#about .card p {
    font-size: 1.125rem;
    text-align: center;
    line-height: 1.7;
}

#contact-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

@media (min-width: 768px) {
    #contact-group {
        flex-direction: row;
    }
}

footer {
    border-top: 1px solid rgba(250, 250, 250, 0.1);
    margin-top: 4rem;
}

footer > p {
    text-align: center;
    padding: 2rem;
    color: var(--muted);
}