:root {
    --blog-primary: #092E4A;
    --blog-accent: #C99A3A;
    --blog-background: #F6F3ED;
    --blog-text: #465768;
}

body {
    margin: 0;
    background-color: var(--blog-background);
    color: var(--blog-text);
    font-family: Inter, Arial, sans-serif;
}


/* Cabeçalho do blog */

.blog-site-header {
    background-color: var(--blog-primary);
}

.blog-header-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 20px 24px;

    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
}

.blog-brand {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 6px;
    background-color: #F6F3ED;
    border-radius: 8px;
}

.blog-brand img {
    display: block;
    width: 64px;
    height: auto;
}

.blog-site-nav {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
}

.blog-site-nav a {
    color: #FFFFFF;
    text-decoration: none;
    font-weight: 500;
}

.blog-site-nav a:hover,
.blog-site-nav a:focus-visible {
    text-decoration: underline;
    text-underline-offset: 5px;
}


/* Artigo em destaque */

.blog-featured {
    background-color: var(--blog-primary);
    color: #FFFFFF;
    padding: clamp(28px, 5vw, 48px);
    border-radius: 16px;
    margin-bottom: 32px;
}

.blog-featured-category {
    color: #EFCB83;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.blog-featured h2 {
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    line-height: 1.3;
    margin: 16px 0;
    max-width: 750px;
}

.blog-featured h2 a {
    color: #FFFFFF;
    text-decoration: none;
}

.blog-featured > p:not(.blog-featured-category) {
    color: #E1E8EF;
    max-width: 650px;
    line-height: 1.7;
}

.blog-featured-link {
    display: inline-block;
    margin-top: 20px;
    color: #EFCB83;
    font-weight: 600;
    text-decoration: none;
}

.blog-featured a:hover,
.blog-featured a:focus-visible {
    text-decoration: underline;
    text-underline-offset: 5px;
}


/* Filtros dos artigos */

.blog-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 28px;
}

.blog-filter {
    padding: 10px 16px;

    background-color: #FFFFFF;
    color: var(--blog-primary);

    border: 1px solid #D7E1EC;
    border-radius: 999px;

    font: inherit;
    font-size: 0.9rem;
    cursor: pointer;

    transition: background-color 0.2s ease,
                color 0.2s ease;
}

.blog-filter:hover {
    background-color: #E8EDF2;
}

.blog-filter.is-active {
    background-color: var(--blog-primary);
    color: #FFFFFF;
    border-color: var(--blog-primary);
}

.blog-filter:focus-visible {
    outline: 2px solid var(--blog-accent);
    outline-offset: 3px;
}

/* Garantir que os artigos filtrados ficam escondidos */

.blog-featured[hidden],
.blog-card[hidden] {
    display: none;
}


/* Informações dos artigos */

.article-date {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--blog-text);
    font-size: 0.9rem;
    margin-top: 16px;
}

.article-back {
    display: inline-block;
    margin-bottom: 24px;
    color: var(--blog-primary);
    font-weight: 600;
    text-decoration: none;
}

.article-back:hover,
.article-back:focus-visible {
    text-decoration: underline;
    text-underline-offset: 4px;
}


/* Página principal do blog */

.blog-main {
    max-width: 1100px;
}

.blog-hero {
    margin-bottom: 48px;
}

.blog-hero h1 {
    color: var(--blog-primary);
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    line-height: 1.2;
    margin: 12px 0 20px;
}

.blog-hero .blog-introduction {
    max-width: 650px;
    margin-bottom: 0;
}



main {
    max-width: 900px;
    margin: 0 auto;
    padding: 64px 24px;
}

.article-header {
    margin-bottom: 40px;
    padding-bottom: 28px;
    border-bottom: 1px solid var(--blog-accent);
}

.article-category {
    color: #8A6000;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.85rem;
}

.article-header h1 {
    color: var(--blog-primary);
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.2;
}

.article-content {
    background-color: #FFFFFF;
    padding: clamp(24px, 5vw, 48px);
    border-radius: 12px;
    line-height: 1.8;
}

.article-content h2 {
    color: var(--blog-primary);
    margin-top: 32px;
}


/* Listagem dos artigos */

.blog-introduction {
    margin-bottom: 32px;
    font-size: 1.1rem;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
}

.blog-card {
    display: flex;
    flex-direction: column;
    gap: 12px;

    padding: 24px;
    background-color: var(--blog-background);
    border: 1px solid #D7E1EC;
    border-radius: 12px;
}

.blog-card-category {
    margin: 0;
    color: #8A6000;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}

.blog-card h2 {
    margin: 0;
    font-size: 1.35rem;
    line-height: 1.4;
}

.blog-card h2 a {
    color: var(--blog-primary);
    text-decoration: none;
}

.blog-card > p:not(.blog-card-category) {
    margin: 0;
}

.blog-card-read {
    margin-top: auto;
    padding-top: 12px;
    color: var(--blog-primary);
    font-weight: 600;
    text-decoration: none;
}

.blog-card a:hover,
.blog-card a:focus-visible {
    text-decoration: underline;
}

@media (max-width: 768px) {
    .blog-grid {
        grid-template-columns: 1fr;
    }
}

/* Rodapé do blog */

.blog-site-footer {
    background-color: var(--blog-background);
    color: var(--blog-text);
    padding: 48px 24px 24px;
}

.blog-footer-inner {
    max-width: 1100px;
    margin: 0 auto;

    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.blog-footer-brand {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
}

.blog-footer-brand img {
    display: block;
    width: 64px;
    height: auto;
}

.blog-footer-brand p {
    margin: 0;
}

.blog-footer-social {
    display: flex;
    gap: 8px;
}

.blog-footer-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
}

.blog-footer-social img {
    width: 24px;
    height: 24px;
}

.blog-footer-nav {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 20px;
}

.blog-footer-links,
.blog-footer-legal {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
}

.blog-footer-nav a {
    color: var(--blog-primary);
    text-decoration: none;
}

.blog-footer-nav a:hover,
.blog-footer-nav a:focus-visible {
    text-decoration: underline;
    text-underline-offset: 4px;
}

.blog-footer-legal a {
    color: var(--blog-text);
    font-size: 0.9rem;
}

.blog-footer-bottom {
    max-width: 1100px;
    margin: 40px auto 0;
    padding-top: 24px;

    border-top: 1px solid var(--blog-accent);
    text-align: center;
}

.blog-footer-bottom p {
    margin: 0;
}

/* Adaptação a ecrãs pequenos */

@media (max-width: 768px) {
    .blog-footer-inner {
        grid-template-columns: 1fr;
    }

    .blog-footer-nav {
        align-items: flex-start;
    }
}


/* Tabelas dos artigos */

.article-content {
    overflow-x: auto;
}

.article-content table {
    width: 100%;
    min-width: 460px;
    border-collapse: collapse;
    margin: 28px 0;
    font-size: 0.95rem;
}

.article-content th,
.article-content td {
    padding: 14px 16px;
    border-bottom: 1px solid #D7E1EC;
    text-align: left;
}

.article-content thead {
    background-color: var(--blog-primary);
    color: #FFFFFF;
}

.article-content tbody tr:nth-child(even) {
    background-color: #F6F8FB;
}

.article-content th:last-child,
.article-content td:last-child {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

.article-content tbody tr:hover {
    background-color: #EEF3F8;
}


/* Notas de destaque dentro dos artigos */

.article-content blockquote {
    margin: 32px 0;
    padding: 20px 24px;
    background-color: #F6F3ED;
    border-left: 4px solid var(--blog-accent);
    border-radius: 0 8px 8px 0;
}

.article-content blockquote p {
    margin: 0 0 12px;
}

.article-content blockquote p:last-child {
    margin-bottom: 0;
}

.article-content blockquote strong {
    color: var(--blog-primary);
}


/* Imagens dos artigos */

.article-content img {
    display: block;
    max-width: 100%;
    height: auto;
    margin: 28px auto;
    border-radius: 12px;
}

.article-figure {
    margin: 32px 0;
}

.article-figure img {
    margin: 0 auto;
}

.article-figure figcaption {
    margin-top: 10px;
    color: var(--blog-text);
    font-size: 0.85rem;
    text-align: center;
}


/* Chamada à ação dos artigos */

.article-cta {
    margin-top: 48px;
    padding: clamp(28px, 5vw, 40px);

    background-color: var(--blog-primary);
    color: #FFFFFF;
    border-radius: 16px;
}

.article-cta-label {
    margin: 0 0 16px;
    color: #EFCB83;

    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
}

.article-cta h2 {
    margin: 0 0 20px;
    color: #FFFFFF;

    font-size: clamp(1.5rem, 3vw, 2rem);
    line-height: 1.3;
}

.article-cta-description {
    margin-bottom: 28px;
    color: #E1E8EF;
    line-height: 1.7;
}

.article-cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;

    padding: 14px 24px;

    background-color: #EFCB83;
    color: var(--blog-primary);

    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;

    transition: background-color 0.2s ease;
}

.article-cta-button:hover {
    background-color: #FFFFFF;
}

.article-cta-button:focus-visible {
    outline: 3px solid #FFFFFF;
    outline-offset: 3px;
}


/* Artigos relacionados */

.article-related {
    margin-top: 48px;
}

.article-related > h2 {
    color: var(--blog-primary);
    font-size: 1.6rem;
    margin-bottom: 24px;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.related-card {
    display: flex;
    flex-direction: column;
    gap: 12px;

    padding: 24px;
    background-color: #FFFFFF;
    border: 1px solid #D7E1EC;
    border-radius: 12px;

    text-decoration: none;
    transition: border-color 0.2s ease,
                transform 0.2s ease;
}

.related-card:hover {
    border-color: var(--blog-accent);
    transform: translateY(-3px);
}

.related-card:focus-visible {
    outline: 2px solid var(--blog-primary);
    outline-offset: 3px;
}

.related-card-category {
    color: #8A6000;
    text-transform: uppercase;
    font-size: 0.8rem;
    font-weight: 600;
}

.related-card h3 {
    color: var(--blog-primary);
    font-size: 1.2rem;
    line-height: 1.4;
    margin: 0;
}

.related-card p {
    color: var(--blog-text);
    line-height: 1.6;
    margin: 0;
}

.related-card-link {
    color: var(--blog-primary);
    font-weight: 600;
    margin-top: auto;
    padding-top: 12px;
}

@media (max-width: 768px) {
    .related-grid {
        grid-template-columns: 1fr;
    }
}