header {
    background-color: var(--branco);
    padding: 1.5rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: none;
    transition: background-color 0.4s ease, box-shadow 0.4s ease, padding 0.4s ease;
}

.article-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 8rem 2rem 6rem;
}

.article-header {
    text-align: center;
    margin-bottom: 4rem;
}

.article-category {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--dourado);
    font-weight: 500;
    display: block;
    margin-bottom: 1.5rem;
}

.article-title {
    font-family: var(--fonte-secundaria);
    font-size: 3rem;
    color: var(--marrom);
    line-height: 1.3;
    margin-bottom: 1.5rem;
    font-weight: 400;
}

.article-meta {
    font-size: 0.9rem;
    color: var(--verde);
    opacity: 0.8;
    border-top: 1px solid var(--bege-claro);
    border-bottom: 1px solid var(--bege-claro);
    padding: 1rem 0;
    display: inline-block;
}

.article-content {
    font-size: 1.15rem;
    color: var(--verde);
}

.article-content p {
    margin-bottom: 2rem;
    font-weight: 300;
}

.article-content h2 {
    font-family: var(--fonte-secundaria);
    font-size: 2rem;
    color: var(--terracota);
    margin: 3rem 0 1.5rem;
    line-height: 1.3;
    font-weight: 400;
}

.article-content blockquote {
    font-family: var(--fonte-secundaria);
    font-size: 1.6rem;
    font-style: italic;
    color: var(--marrom);
    margin: 3rem 0;
    padding-left: 2rem;
    border-left: 2px solid var(--dourado);
}

.back-link {
    display: inline-flex;
    align-items: center;
    margin-bottom: 3rem;
    color: var(--terracota);
    font-weight: 500;
    font-size: 0.9rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.back-link:hover {
    color: var(--dourado);
}

@media (max-width: 768px) {
    .article-title {
        font-size: 1.8rem;
    }
}