/* =========================================
   BLOG - ESTILOS ESPECÍFICOS
   Complementa o style.css do site principal
   ========================================= */

/* --- Breadcrumb --- */
.blog-breadcrumb {
    background: var(--bg-gray);
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.85rem;
    color: var(--text-light);
}
.blog-breadcrumb a { color: var(--primary-light); }
.blog-breadcrumb a:hover { text-decoration: underline; }
.blog-breadcrumb span { margin: 0 6px; }

/* --- Hero do Blog --- */
.blog-hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, #001a33 100%);
    color: white;
    text-align: center;
    padding: 60px 0 70px;
}
.blog-hero h1 {
    font-size: 2.4rem;
    font-weight: 800;
    margin-bottom: 15px;
    line-height: 1.2;
}
.blog-hero p {
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
    opacity: 0.88;
}
.blog-category-badge {
    display: inline-block;
    background: var(--cta-color);
    color: white;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 5px 12px;
    border-radius: 50px;
    margin-bottom: 18px;
}

/* --- Grid de Posts (Índice) --- */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.post-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 8px rgba(0,0,0,0.04);
}
.post-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
    border-color: var(--primary-light);
}

.post-card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: var(--bg-gray);
    display: block;
}

.post-card-body {
    padding: 25px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.post-card-category {
    display: inline-block;
    color: var(--primary-light);
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.post-card-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.4;
    margin-bottom: 12px;
}
.post-card:hover .post-card-title { color: var(--primary-color); }

.post-card-excerpt {
    font-size: 0.92rem;
    color: var(--text-light);
    line-height: 1.6;
    flex: 1;
    margin-bottom: 20px;
}

.post-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.82rem;
    color: #999;
    border-top: 1px solid var(--border-color);
    padding-top: 15px;
    margin-top: auto;
}

.post-card-read-more {
    color: var(--primary-light);
    font-weight: 700;
    font-size: 0.88rem;
}
.post-card-read-more:hover { color: var(--cta-color); text-decoration: underline; }

/* --- Layout do Post Individual --- */
.post-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 50px;
    padding: 60px 0;
    align-items: start;
}

/* Filhos do grid DEVEM ter min-width:0 para encolher no mobile */
.post-layout > *,
.post-layout main,
.post-layout article {
    min-width: 0;
    max-width: 100%;
}

/* --- Conteúdo do Artigo --- */
.article-header { margin-bottom: 35px; }
.article-category {
    display: inline-block;
    color: var(--primary-light);
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 12px;
}
.article-title {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1.2;
    margin-bottom: 18px;
}
.article-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 0.85rem;
    color: #888;
    flex-wrap: wrap;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--bg-gray);
    margin-bottom: 30px;
}
.article-meta strong { color: var(--text-main); }

.article-featured-img {
    width: 100%;
    height: auto;
    max-width: 100%;
    display: block;
    border-radius: 12px;
    margin-bottom: 35px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

/* Overflow geral do article-body */
.article-body {
    overflow-wrap: break-word;
    word-wrap: break-word;
    word-break: break-word;
    min-width: 0;
}

/* Conteúdo editorial */
.article-body h2 {
    font-size: 1.7rem;
    color: var(--primary-color);
    margin: 40px 0 15px;
    font-weight: 700;
    line-height: 1.3;
}
.article-body h3 {
    font-size: 1.3rem;
    color: var(--text-main);
    margin: 30px 0 12px;
    font-weight: 700;
}
.article-body h4 {
    font-size: 1.1rem;
    color: var(--primary-color);
    margin: 25px 0 10px;
    font-weight: 600;
}
.article-body p {
    font-size: 1.05rem;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 20px;
}
.article-body ul, .article-body ol {
    margin: 15px 0 25px 20px;
}
.article-body ul li, .article-body ol li {
    font-size: 1.02rem;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 10px;
    padding-left: 5px;
}
.article-body ul { list-style: disc; }
.article-body ol { list-style: decimal; }
.article-body strong { color: var(--text-main); }
.article-body a { color: var(--primary-light); text-decoration: underline; }
.article-body a:hover { color: var(--cta-color); }

/* Destaque / Callout */
.callout {
    background: #e8f4fd;
    border-left: 5px solid var(--primary-light);
    border-radius: 0 8px 8px 0;
    padding: 20px 25px;
    margin: 30px 0;
    overflow-wrap: break-word;
    word-wrap: break-word;
    word-break: break-word;
    max-width: 100%;
}
.callout p { margin: 0; color: var(--text-main); font-size: 1rem; overflow-wrap: break-word; }
.callout strong { color: var(--primary-color); }

.callout-warning {
    background: #fff8e1;
    border-left-color: #f9a825;
}
.callout-success {
    background: #e8f5e9;
    border-left-color: var(--cta-color);
}

/* Tabela */
.article-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 25px 0;
    font-size: 0.95rem;
}
.article-body table th {
    background: var(--primary-color);
    color: white;
    padding: 12px 15px;
    text-align: left;
    font-weight: 600;
}
.article-body table td {
    padding: 12px 15px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-light);
}
.article-body table tr:nth-child(even) td { background: var(--bg-gray); }

/* Box de habilidades / Skills tags */
.skills-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 20px 0;
}
.skill-tag {
    background: var(--bg-gray);
    border: 1px solid var(--border-color);
    color: var(--primary-color);
    padding: 7px 16px;
    border-radius: 50px;
    font-size: 0.88rem;
    font-weight: 600;
}
.skill-tag.hard { background: #e3f2fd; border-color: var(--primary-light); }
.skill-tag.soft { background: #e8f5e9; border-color: var(--cta-color); color: #1b5e20; }

/* TOC - Índice do artigo */
.toc-box {
    background: var(--bg-gray);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 25px 30px;
    margin: 30px 0 40px;
}
.toc-box h4 {
    font-size: 1rem;
    color: var(--primary-color);
    margin-bottom: 15px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.toc-box ol {
    margin: 0;
    padding-left: 20px;
}
.toc-box ol li {
    margin-bottom: 8px;
    font-size: 0.92rem;
}
.toc-box ol li a {
    color: var(--primary-light);
    text-decoration: none;
}
.toc-box ol li a:hover { text-decoration: underline; }

/* --- Sidebar --- */
.blog-sidebar { position: sticky; top: 90px; }

.sidebar-widget {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 25px;
    margin-bottom: 30px;
}
.sidebar-widget h4 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--bg-gray);
}

/* Widget CTA */
.sidebar-cta {
    background: linear-gradient(135deg, var(--primary-color), #001a33);
    color: white;
    border: none;
    text-align: center;
}
.sidebar-cta h4 { color: white; border-bottom-color: rgba(255,255,255,0.2); }
.sidebar-cta p { color: rgba(255,255,255,0.8); font-size: 0.9rem; margin-bottom: 20px; }
.sidebar-cta .btn { width: 100%; display: block; text-align: center; padding: 14px; }

/* Posts relacionados no sidebar */
.related-post-item {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}
.related-post-item:last-child { border-bottom: none; padding-bottom: 0; }
.related-post-item img {
    width: 70px;
    height: 55px;
    object-fit: cover;
    border-radius: 6px;
    flex-shrink: 0;
}
.related-post-item a {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-main);
    line-height: 1.4;
}
.related-post-item a:hover { color: var(--primary-light); }

/* --- Botão CTA acima do conteúdo / pontos estratégicos --- */
.article-top-cta,
.article-mid-cta {
    text-align: center;
    margin: 30px 0 40px;
}
.article-top-cta .btn,
.article-mid-cta .btn {
    display: inline-block;
}
.article-mid-cta {
    padding: 25px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

/* --- CTA Banner no artigo --- */
.article-cta-banner {
    background: linear-gradient(135deg, var(--primary-color) 0%, #001a33 100%);
    color: white;
    border-radius: 12px;
    padding: 35px;
    text-align: center;
    margin: 40px 0;
}
.article-cta-banner h3 { color: white; font-size: 1.4rem; margin-bottom: 10px; }
.article-cta-banner p { color: rgba(255,255,255,0.8); font-size: 0.95rem; margin-bottom: 20px; }
.article-cta-banner .btn { display: inline-block; }

/* --- Tags do artigo --- */
.article-tags {
    margin-top: 40px;
    padding-top: 25px;
    border-top: 1px solid var(--border-color);
}
.article-tags span {
    font-size: 0.85rem;
    color: #888;
    margin-right: 8px;
    font-weight: 600;
}

/* --- Seção posts relacionados (no fim do artigo) --- */
.related-posts-section {
    padding: 60px 0;
    background: var(--bg-gray);
}
.related-posts-section .section-header { margin-bottom: 35px; }

/* --- Paginação blog index --- */
.blog-pagination {
    text-align: center;
    margin-top: 50px;
}
.blog-pagination a {
    display: inline-block;
    padding: 10px 20px;
    margin: 0 4px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-main);
    font-weight: 500;
}
.blog-pagination a:hover, .blog-pagination a.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* ===================================================
   PROGRESSO DE LEITURA, TOC LATERAL E FAQ
   =================================================== */

/* Barra de progresso de leitura */
#reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, var(--cta-color), #00b4d8);
    z-index: 99999;
    transition: width 0.08s linear;
    pointer-events: none;
}

/* Sidebar TOC (Sumário lateral sticky) */
.sidebar-toc-list {
    list-style: none;
    margin: 0;
    padding: 0;
}
.sidebar-toc-list li { margin-bottom: 4px; }
.sidebar-toc-list a {
    font-size: 0.86rem;
    color: var(--text-light);
    text-decoration: none;
    display: block;
    padding: 5px 10px 5px 12px;
    border-left: 3px solid var(--border-color);
    border-radius: 0 4px 4px 0;
    transition: all 0.2s ease;
    line-height: 1.45;
}
.sidebar-toc-list a:hover {
    color: var(--primary-color);
    border-left-color: var(--primary-light);
    background: rgba(0,86,179,0.04);
}
.sidebar-toc-list a.toc-active {
    color: var(--primary-color);
    border-left-color: var(--cta-color);
    font-weight: 700;
    background: rgba(0,86,179,0.05);
}

/* FAQ Accordion */
.faq-section { margin: 40px 0 30px; }
.faq-section > h2 { margin-bottom: 20px !important; }
.faq-item {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 10px;
    overflow: hidden;
}
.faq-question {
    font-size: 0.97rem;
    font-weight: 600;
    color: var(--primary-color);
    padding: 16px 20px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-gray);
    margin: 0;
    user-select: none;
    gap: 12px;
    list-style: none;
}
.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 300;
    flex-shrink: 0;
    line-height: 1;
    transition: transform 0.25s ease;
    color: var(--primary-light);
}
.faq-item.open .faq-question::after { transform: rotate(45deg); }
.faq-answer {
    display: none;
    padding: 16px 20px;
    font-size: 0.93rem;
    color: var(--text-main);
    line-height: 1.75;
    border-top: 1px solid var(--border-color);
    background: white;
}
.faq-item.open .faq-answer { display: block; }

/* Destaque de seção */
.section-highlight {
    background: linear-gradient(135deg, #f0f7ff 0%, #e8f4fd 100%);
    border-left: 4px solid var(--primary-light);
    border-radius: 0 8px 8px 0;
    padding: 24px 28px;
    margin: 30px 0;
}
.section-highlight h3 { margin-top: 0; color: var(--primary-color); }

/* ============================================
   RESPONSIVIDADE COMPLETA
   ============================================ */

/* Imagens do blog respeitam o container (escopo: só dentro do blog) */
.post-layout img,
.article-body img,
.article-header img,
.post-card img,
.related-post-item img {
    max-width: 100%;
    height: auto;
}

/* ---- 992px: Tablet / layout empilhado ---- */
@media (max-width: 992px) {
    .post-layout {
        grid-template-columns: 1fr;
        gap: 30px;
        padding: 40px 0;
    }
    .blog-sidebar {
        position: static;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
        gap: 20px;
    }
    #sidebar-toc { display: none !important; }
    .blog-sidebar .sidebar-widget { margin-bottom: 0; }
}

/* ---- 768px: Mobile ---- */
@media (max-width: 768px) {

    /* Hero */
    .blog-hero { padding: 35px 0 45px; }
    .blog-hero h1 { font-size: 1.65rem; line-height: 1.25; }
    .blog-hero p { font-size: 0.93rem; padding: 0 10px; }

    /* Grid de posts */
    .blog-grid {
        grid-template-columns: 1fr;
        gap: 18px;
        margin-top: 25px;
    }
    .post-card-img { height: 170px; }
    .post-card-body { padding: 18px; }
    .post-card-title { font-size: 1.05rem; }

    /* Layout do post individual */
    .post-layout {
        grid-template-columns: 1fr;
        gap: 0;
        padding: 20px 0;
    }
    .blog-sidebar {
        display: block;
        margin-top: 30px;
    }
    .blog-sidebar .sidebar-cta { display: block; }
    .blog-sidebar #sidebar-toc { display: none !important; }
    .blog-sidebar .sidebar-widget:not(.sidebar-cta):not(#sidebar-toc) { display: none; }

    /* Cabeçalho do artigo */
    .article-header { margin-bottom: 22px; }
    .article-title {
        font-size: 1.5rem;
        line-height: 1.25;
        margin-bottom: 14px;
    }
    .article-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
        font-size: 0.78rem;
        padding-bottom: 16px;
        margin-bottom: 20px;
    }
    .article-featured-img {
        border-radius: 8px;
        margin-bottom: 22px;
    }

    /* Corpo do artigo */
    .article-body h2 {
        font-size: 1.28rem;
        margin: 28px 0 12px;
        line-height: 1.3;
    }
    .article-body h3 {
        font-size: 1.08rem;
        margin: 20px 0 10px;
    }
    .article-body h4 {
        font-size: 0.97rem;
        margin: 16px 0 8px;
    }
    .article-body p {
        font-size: 0.96rem;
        line-height: 1.75;
        margin-bottom: 16px;
    }
    .article-body ul, .article-body ol {
        margin: 10px 0 18px 16px;
    }
    .article-body ul li, .article-body ol li {
        font-size: 0.93rem;
        margin-bottom: 8px;
        line-height: 1.65;
    }

    /* TOC box (inline no artigo) */
    .toc-box { padding: 16px 18px; margin: 20px 0 28px; }
    .toc-box h4 { font-size: 0.88rem; margin-bottom: 12px; }
    .toc-box ol li { font-size: 0.85rem; margin-bottom: 6px; }

    /* Callout */
    .callout {
        padding: 13px 15px;
        margin: 18px 0;
        border-left-width: 4px;
    }
    .callout p { font-size: 0.88rem; line-height: 1.65; }

    /* Tabelas — scroll horizontal sem quebrar layout */
    .article-body table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        font-size: 0.8rem;
        margin: 18px 0;
    }
    .article-body table th,
    .article-body table td {
        padding: 8px 10px;
        white-space: nowrap;
    }

    /* FAQ */
    .faq-section { margin: 25px 0 20px; }
    .faq-item { margin-bottom: 8px; }
    .faq-question {
        font-size: 0.88rem;
        padding: 13px 15px;
        line-height: 1.45;
    }
    .faq-answer {
        padding: 13px 15px;
        font-size: 0.87rem;
        line-height: 1.65;
    }

    /* Skills tags */
    .skills-tags { gap: 7px; margin: 14px 0; }
    .skill-tag { font-size: 0.76rem; padding: 5px 12px; }

    /* Section highlight */
    .section-highlight {
        padding: 16px 16px;
        margin: 20px 0;
    }
    .section-highlight h3 { font-size: 1rem; margin-bottom: 8px; }
    .section-highlight p { font-size: 0.9rem; }

    /* CTA Banner */
    .article-cta-banner {
        padding: 22px 18px;
        margin: 28px 0;
        border-radius: 10px;
    }
    .article-cta-banner h3 { font-size: 1.1rem; margin-bottom: 8px; }
    .article-cta-banner p { font-size: 0.87rem; margin-bottom: 16px; }

    /* Tags do artigo */
    .article-tags { margin-top: 28px; padding-top: 18px; }

    /* Sidebar — mostrar só o CTA */
    .sidebar-widget { padding: 18px; margin-bottom: 0; }
    .sidebar-cta p { font-size: 0.85rem; }

    /* Posts relacionados (seção de fundo) */
    .related-posts-section { padding: 35px 0; }
}

/* ---- 480px: Telefones pequenos ---- */
@media (max-width: 480px) {

    .blog-hero { padding: 28px 0 36px; }
    .blog-hero h1 { font-size: 1.42rem; }
    .blog-hero p { font-size: 0.88rem; }

    .post-layout { padding: 15px 0; }

    .article-title { font-size: 1.32rem; }
    .article-meta { font-size: 0.74rem; }
    .article-featured-img { margin-bottom: 18px; }

    .article-body h2 { font-size: 1.17rem; margin: 22px 0 10px; }
    .article-body h3 { font-size: 1rem; }
    .article-body p { font-size: 0.93rem; }

    .callout { padding: 11px 13px; }
    .callout p { font-size: 0.85rem; }

    .toc-box { padding: 13px 15px; }

    .faq-question { font-size: 0.84rem; padding: 11px 13px; }
    .faq-answer { font-size: 0.83rem; padding: 11px 13px; }

    .article-cta-banner { padding: 18px 14px; border-radius: 8px; }
    .article-cta-banner h3 { font-size: 1rem; }
    .article-cta-banner p { font-size: 0.83rem; }

    .section-highlight { padding: 13px 14px; }
    .section-highlight h3 { font-size: 0.95rem; }

    .skill-tag { font-size: 0.73rem; padding: 4px 10px; }

    .blog-pagination a { padding: 8px 14px; font-size: 0.85rem; }
}

/* ---- 375px: iPhone SE e similares ---- */
@media (max-width: 375px) {
    .blog-hero h1 { font-size: 1.28rem; }
    .article-title { font-size: 1.22rem; }
    .article-body h2 { font-size: 1.1rem; }
    .article-body h3 { font-size: 0.97rem; }
    .article-body p,
    .article-body ul li,
    .article-body ol li { font-size: 0.9rem; }
    .faq-question { font-size: 0.82rem; }
    .callout p { font-size: 0.83rem; }
    .article-cta-banner h3 { font-size: 0.95rem; }
}