/* ===================================================================
   DEFTEC - Blog
   Extensão do design system principal (css/style.css).
   Todas as cores, sombras e transições vêm das variáveis do :root.
   =================================================================== */

/* === TOKENS LOCAIS === */
:root {
    --blog-radius: 16px;
    --blog-radius-sm: 10px;
    --blog-gap: 1.75rem;
}

/* Item ativo do menu (o site não tinha estado ativo definido) */
.navbar .nav-link.active {
    color: var(--color-accent-cyan) !important;
}

.navbar .nav-link.active::after {
    width: 80%;
}

/* ===================================================================
   CABEÇALHO DO BLOG
   =================================================================== */
.blog-header {
    position: relative;
    overflow: hidden;
}

.blog-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 15% 20%, rgba(0, 217, 255, 0.10) 0%, transparent 55%),
        radial-gradient(circle at 85% 80%, rgba(139, 92, 246, 0.10) 0%, transparent 55%);
    pointer-events: none;
}

.blog-header .container {
    position: relative;
    z-index: 1;
}

.blog-header-flag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(0, 217, 255, 0.1);
    border: 1px solid rgba(0, 217, 255, 0.3);
    color: var(--color-accent-cyan);
    padding: 0.4rem 1.1rem;
    border-radius: 25px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

/* ===================================================================
   TOPO DA LISTAGEM
   O post em destaque é o herói da página: o cabeçalho fica compacto,
   só para dar contexto e sustentar o <h1> da página.
   =================================================================== */
.blog-hero-section {
    position: relative;
    padding: 120px 0 70px;
    background: var(--color-bg-secondary);
    border-bottom: 1px solid var(--color-border);
    overflow: hidden;
}

.blog-hero-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 12% 15%, rgba(0, 217, 255, 0.10) 0%, transparent 55%),
        radial-gradient(circle at 88% 85%, rgba(139, 92, 246, 0.10) 0%, transparent 55%);
    pointer-events: none;
}

.blog-hero-section .container {
    position: relative;
    z-index: 1;
}

.blog-hero-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1.5rem 3rem;
    flex-wrap: wrap;
    padding-bottom: 1.75rem;
    margin-bottom: 2.5rem;
    border-bottom: 1px solid var(--color-border);
}

.blog-hero-intro {
    flex: 1 1 420px;
    min-width: 0;
}

.blog-hero-head .blog-header-flag {
    margin-bottom: 0.85rem;
}

.blog-hero-heading {
    font-size: 2.4rem;
    font-weight: 900;
    line-height: 1.1;
    margin: 0;
}

.blog-hero-sub {
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
    max-width: 540px;
    margin: 0.85rem 0 0;
}

.blog-hero-tools {
    flex: 0 1 420px;
    display: flex;
    justify-content: flex-end;
    padding-bottom: 0.35rem;
}

/* === BUSCA === */
.blog-search {
    display: flex;
    align-items: center;
    width: 100%;
    max-width: 420px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 50px;
    padding: 0.3rem 0.3rem 0.3rem 1.15rem;
    transition: var(--transition-base);
}

.blog-search:focus-within {
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-glow);
}

.blog-search > i {
    color: var(--color-accent-cyan);
    font-size: 1rem;
    flex-shrink: 0;
}

.blog-search input {
    flex: 1;
    min-width: 0;
    background: transparent;
    border: none;
    outline: none;
    color: var(--color-text-primary);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    padding: 0.6rem 0.75rem;
}

.blog-search input::placeholder {
    color: var(--color-text-muted);
}

/* Remove o "x" nativo do input[type=search] no WebKit */
.blog-search input::-webkit-search-cancel-button {
    -webkit-appearance: none;
}

.blog-search button {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    background: var(--gradient-primary);
    color: #fff;
    border: none;
    border-radius: 50px;
    padding: 0.55rem 1.35rem;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition-base);
}

.blog-search button:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-1px);
}

.blog-search .blog-search-icon {
    display: none;
}

/* Variante da sidebar do artigo: ocupa a largura do bloco */
.blog-search-sidebar {
    max-width: none;
    padding-left: 1rem;
}

.blog-search-sidebar input {
    font-size: 0.9rem;
    padding: 0.55rem 0.6rem;
}

.blog-search-sidebar button {
    padding: 0.5rem 0.85rem;
}

.blog-search-sidebar .blog-search-text {
    display: none;
}

.blog-search-sidebar .blog-search-icon {
    display: inline;
    font-size: 0.95rem;
}

/* Dentro do herói o destaque não precisa de margem extra */
.blog-hero-section .post-featured {
    margin-bottom: 0;
}

/* ===================================================================
   CHIPS DE CATEGORIA
   =================================================================== */
.category-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
    margin-bottom: 3rem;
}

.category-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    padding: 0.6rem 1.2rem;
    border-radius: 50px;
    font-size: 0.92rem;
    font-weight: 500;
    transition: var(--transition-base);
    text-decoration: none;
}

.category-chip i {
    color: var(--color-accent-cyan);
    font-size: 1rem;
}

.category-chip:hover {
    background: var(--color-bg-card-hover);
    border-color: var(--color-border-hover);
    color: var(--color-text-primary);
    transform: translateY(-2px);
}

.category-chip.active {
    background: var(--gradient-primary);
    border-color: transparent;
    color: #fff;
}

.category-chip.active i {
    color: #fff;
}

.category-chip-count {
    background: rgba(255, 255, 255, 0.12);
    border-radius: 20px;
    padding: 0.1rem 0.55rem;
    font-size: 0.78rem;
    font-weight: 700;
}

.category-chip.active .category-chip-count {
    background: rgba(0, 0, 0, 0.2);
}

/* ===================================================================
   CARD DE POST
   =================================================================== */
.post-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--blog-radius);
    overflow: hidden;
    transition: var(--transition-base);
}

.post-card:hover {
    background: var(--color-bg-card-hover);
    border-color: var(--color-border-hover);
    transform: translateY(-5px);
    box-shadow: 0 8px 32px rgba(0, 217, 255, 0.2);
}

.post-card-thumb-link {
    display: block;
    text-decoration: none;
}

/* --- Thumbnail --- */
.post-thumb {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    min-height: 180px;
    overflow: hidden;
    background: var(--color-bg-secondary);
}

.post-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: var(--transition-slow);
}

.post-card:hover .post-thumb img {
    transform: scale(1.05);
}

.post-thumb-placeholder {
    width: 100%;
    height: 100%;
    min-height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    background:
        linear-gradient(135deg, rgba(0, 217, 255, 0.12), rgba(139, 92, 246, 0.12)),
        var(--color-bg-secondary);
    position: relative;
}

.post-thumb-placeholder::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 22px 22px;
}

.post-thumb-placeholder i {
    font-size: 3.2rem;
    color: var(--color-accent-cyan);
    opacity: 0.55;
    position: relative;
    z-index: 1;
}

.post-thumb-category {
    position: absolute;
    left: 1rem;
    bottom: 1rem;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(10, 14, 39, 0.85);
    backdrop-filter: blur(6px);
    border: 1px solid var(--color-border-hover);
    color: var(--color-accent-cyan);
    padding: 0.32rem 0.85rem;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 600;
}

.post-thumb-sm {
    aspect-ratio: 16 / 8;
    min-height: 140px;
}

.post-thumb-sm .post-thumb-placeholder {
    min-height: 140px;
}

.post-thumb-lg {
    aspect-ratio: 4 / 3;
    height: 100%;
    min-height: 260px;
}

/* --- Corpo do card --- */
.post-card-body {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    padding: 1.75rem;
}

.post-card-category {
    display: inline-block;
    align-self: flex-start;
    color: var(--color-accent-cyan);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 0.85rem;
    text-decoration: none;
}

.post-card-category:hover {
    color: var(--color-accent-blue);
}

.post-card-title {
    font-family: var(--font-primary);
    font-size: 1.22rem;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 0.85rem;
}

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

.post-card-title a:hover {
    color: var(--color-accent-cyan);
}

.post-card-title-sm {
    font-size: 1.08rem;
}

.post-card-excerpt {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1.25rem;
    flex-grow: 1;
}

.post-card-link {
    display: inline-flex;
    align-items: center;
    margin-top: auto;
    color: var(--color-accent-cyan);
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
}

.post-card-link:hover i {
    transform: translateX(4px);
}

.post-card-link i {
    transition: var(--transition-base);
}

/* --- Metadados --- */
.post-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 1.1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
    margin-bottom: 1rem;
}

.post-meta-item,
.post-meta-author {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--color-text-muted);
    font-size: 0.83rem;
    text-decoration: none;
}

.post-meta-author:hover {
    color: var(--color-accent-cyan);
}

.post-meta-item i {
    color: var(--color-accent-cyan);
    opacity: 0.8;
}

/* ===================================================================
   AVATAR
   =================================================================== */
.blog-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border-radius: 50%;
    overflow: hidden;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
}

.blog-avatar img {
    width: 100%;
    height: 100%;
    /* "contain" evita cortar logos (largos) dentro do círculo; fotos
       quadradas preenchem o espaço igual ao "cover". */
    object-fit: contain;
    padding: 8%;
}

.blog-avatar-initials {
    background: var(--gradient-primary);
    color: var(--color-bg-primary);
    font-family: var(--font-heading);
    font-weight: 800;
    border: none;
}

.blog-avatar-xs { width: 24px; height: 24px; font-size: 0.65rem; }
.blog-avatar-sm { width: 40px; height: 40px; font-size: 0.9rem; }
.blog-avatar-md { width: 64px; height: 64px; font-size: 1.2rem; }
.blog-avatar-lg { width: 96px; height: 96px; font-size: 1.8rem; }
.blog-avatar-xl { width: 130px; height: 130px; font-size: 2.4rem; }

/* ===================================================================
   POST EM DESTAQUE
   =================================================================== */
.post-featured {
    display: grid;
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    overflow: hidden;
    margin-bottom: 3.5rem;
    transition: var(--transition-base);
}

.post-featured:hover {
    border-color: var(--color-border-hover);
    box-shadow: 0 8px 32px rgba(0, 217, 255, 0.2);
}

.post-featured-thumb {
    display: block;
    min-height: 100%;
    text-decoration: none;
}

.post-featured-body {
    display: flex;
    flex-direction: column;
    padding: 2.5rem;
}

.post-featured-flag {
    display: inline-flex;
    align-items: center;
    align-self: flex-start;
    background: var(--gradient-primary);
    color: #fff;
    padding: 0.35rem 1rem;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 1.25rem;
}

.post-featured-title {
    font-family: var(--font-primary);
    font-size: 1.9rem;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 1rem;
}

.post-featured-title a {
    color: var(--color-text-primary);
    text-decoration: none;
}

.post-featured-title a:hover {
    color: var(--color-accent-cyan);
}

.post-featured-excerpt {
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 1rem;
}

.post-featured .btn-view-all {
    align-self: flex-start;
    padding: 0.8rem 1.8rem;
    font-size: 1rem;
}

/* ===================================================================
   PAGINAÇÃO
   =================================================================== */
.blog-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin-top: 3.5rem;
    flex-wrap: wrap;
}

.page-btn {
    min-width: 44px;
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 0.75rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--blog-radius-sm);
    color: var(--color-text-secondary);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-base);
}

.page-btn:hover {
    border-color: var(--color-border-hover);
    color: var(--color-accent-cyan);
    transform: translateY(-2px);
}

.page-btn.active {
    background: var(--gradient-primary);
    border-color: transparent;
    color: #fff;
}

.page-ellipsis {
    color: var(--color-text-muted);
    padding: 0 0.25rem;
}

/* ===================================================================
   PROGRESSO DE LEITURA
   =================================================================== */
.reading-progress-track {
    position: fixed;
    top: 70px; /* altura da navbar */
    left: 0;
    right: 0;
    height: 3px;
    background: rgba(255, 255, 255, 0.05);
    z-index: 1029;
}

.reading-progress-bar {
    height: 100%;
    width: 0;
    background: var(--gradient-primary);
    box-shadow: 0 0 10px rgba(0, 217, 255, 0.6);
    transition: width 0.1s linear;
}

/* ===================================================================
   SINGLE — CABEÇALHO
   =================================================================== */
.post-hero {
    position: relative;
    padding: 130px 0 60px;
    background: var(--color-bg-secondary);
    border-bottom: 1px solid var(--color-border);
    overflow: hidden;
}

.post-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 40%, rgba(139, 92, 246, 0.07) 0%, transparent 50%),
        radial-gradient(circle at 85% 75%, rgba(0, 217, 255, 0.07) 0%, transparent 50%);
    pointer-events: none;
}

.post-hero .container {
    position: relative;
    z-index: 1;
}

.post-hero-category {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--gradient-primary);
    color: #fff;
    padding: 0.5rem 1.4rem;
    border-radius: 25px;
    font-size: 0.88rem;
    font-weight: 600;
    text-decoration: none;
    margin-bottom: 1.5rem;
    transition: var(--transition-base);
}

.post-hero-category:hover {
    color: #fff;
    box-shadow: var(--shadow-glow);
}

.post-hero-title {
    font-size: 2.8rem;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 1.25rem;
    color: var(--color-text-primary);
}

.post-hero-excerpt {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    max-width: 860px;
    margin-bottom: 2rem;
}

.post-hero-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}

.post-hero-author {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    text-decoration: none;
}

.post-hero-author-name {
    display: block;
    color: var(--color-text-primary);
    font-weight: 700;
    font-size: 1rem;
}

.post-hero-author-role {
    display: block;
    color: var(--color-text-muted);
    font-size: 0.82rem;
}

.post-hero-author:hover .post-hero-author-name {
    color: var(--color-accent-cyan);
}

.post-hero-stat {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-secondary);
    font-size: 0.92rem;
}

.post-hero-stat i {
    color: var(--color-accent-cyan);
    font-size: 1.1rem;
}

.post-cover {
    margin-top: 2.5rem;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    max-height: 480px;
}

.post-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* ===================================================================
   SINGLE — CONTEÚDO
   =================================================================== */
.post-content {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--blog-radius);
    padding: 3rem;
    font-size: 1.05rem;
    line-height: 1.9;
    color: var(--color-text-secondary);
}

.post-content > *:first-child {
    margin-top: 0;
}

.post-content p {
    margin-bottom: 1.6rem;
}

.post-content h2,
.post-content h3,
.post-content h4 {
    font-family: var(--font-heading);
    color: var(--color-text-primary);
    scroll-margin-top: 100px;
}

.post-content h2 {
    font-size: 1.75rem;
    margin: 3rem 0 1.25rem;
    padding-left: 1rem;
    border-left: 4px solid var(--color-accent-cyan);
    line-height: 1.35;
}

.post-content h3 {
    font-size: 1.32rem;
    margin: 2.25rem 0 1rem;
    color: var(--color-accent-cyan);
}

.post-content h4 {
    font-size: 1.12rem;
    margin: 1.75rem 0 0.85rem;
}

.post-content ul,
.post-content ol {
    margin: 0 0 1.6rem;
    padding-left: 1.5rem;
}

.post-content li {
    margin-bottom: 0.75rem;
}

.post-content ul li::marker {
    color: var(--color-accent-cyan);
}

.post-content ol li::marker {
    color: var(--color-accent-cyan);
    font-weight: 700;
}

.post-content a {
    color: var(--color-accent-cyan);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.post-content a:hover {
    color: var(--color-accent-blue);
}

.post-content strong,
.post-content b {
    color: var(--color-text-primary);
    font-weight: 700;
}

.post-content blockquote {
    margin: 2rem 0;
    padding: 1.5rem 1.75rem;
    background: rgba(0, 217, 255, 0.05);
    border-left: 4px solid var(--color-accent-cyan);
    border-radius: 0 var(--blog-radius-sm) var(--blog-radius-sm) 0;
    color: var(--color-text-primary);
    font-size: 1.08rem;
    font-style: italic;
}

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

.post-content code {
    background: rgba(0, 217, 255, 0.1);
    color: var(--color-accent-cyan);
    padding: 0.15rem 0.45rem;
    border-radius: 5px;
    font-size: 0.9em;
    font-family: 'Consolas', 'Monaco', monospace;
}

.post-content pre {
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--blog-radius-sm);
    padding: 1.5rem;
    overflow-x: auto;
    margin-bottom: 1.75rem;
}

.post-content pre code {
    background: transparent;
    color: var(--color-text-primary);
    padding: 0;
    font-size: 0.9rem;
    line-height: 1.7;
}

.post-content img,
.post-content .post-content-img {
    max-width: 100%;
    height: auto;
    border-radius: var(--blog-radius-sm);
    border: 1px solid var(--color-border);
    margin: 1.5rem 0;
}

.post-content figure {
    margin: 2rem 0;
}

.post-content figcaption {
    text-align: center;
    font-size: 0.88rem;
    color: var(--color-text-muted);
    margin-top: 0.6rem;
}

.post-content hr {
    border-color: var(--color-border);
    margin: 2.5rem 0;
    opacity: 1;
}

.post-content .table-responsive {
    margin-bottom: 1.75rem;
}

.post-content table {
    width: 100%;
    border-color: var(--color-border);
    --bs-table-bg: transparent;
    --bs-table-color: var(--color-text-secondary);
}

.post-content table th {
    color: var(--color-text-primary);
    background: rgba(0, 217, 255, 0.06);
}

/* --- Tags --- */
.post-tags {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.6rem;
    margin-top: 2.5rem;
}

.post-tags-label {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-right: 0.25rem;
}

.post-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    background: rgba(0, 217, 255, 0.1);
    color: var(--color-accent-cyan);
    padding: 0.35rem 0.85rem;
    border-radius: 6px;
    font-size: 0.85rem;
    text-decoration: none;
    transition: var(--transition-base);
}

.post-tag:hover {
    background: rgba(0, 217, 255, 0.2);
    color: var(--color-accent-cyan);
}

/* --- Barra de compartilhamento no rodapé do artigo --- */
.post-share-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2.5rem;
    padding: 1.5rem 1.75rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--blog-radius);
}

.post-share-bar span {
    color: var(--color-text-primary);
    font-weight: 600;
}

/* ===================================================================
   SIDEBAR DO ARTIGO
   =================================================================== */
.post-sidebar {
    position: sticky;
    top: 100px;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.sidebar-block {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--blog-radius);
    padding: 1.75rem;
}

.sidebar-block-title {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1.25rem;
    padding-bottom: 0.85rem;
    border-bottom: 1px solid var(--color-border);
}

.sidebar-block-title i {
    color: var(--color-accent-cyan);
}

/* --- Sumário --- */
.post-toc {
    list-style: none;
    margin: 0;
    padding: 0;
    max-height: 380px;
    overflow-y: auto;
}

.post-toc li {
    margin-bottom: 0.25rem;
}

.post-toc a {
    display: block;
    padding: 0.5rem 0.75rem;
    border-left: 2px solid var(--color-border);
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
    text-decoration: none;
    transition: var(--transition-base);
}

.post-toc a:hover,
.post-toc a.active {
    border-left-color: var(--color-accent-cyan);
    background: rgba(0, 217, 255, 0.06);
    color: var(--color-accent-cyan);
}

.post-toc .toc-level-3 a {
    padding-left: 1.5rem;
    font-size: 0.85rem;
}

/* --- Card do autor na sidebar --- */
.sidebar-author {
    text-align: center;
}

.sidebar-author .blog-avatar {
    margin-bottom: 1rem;
}

.sidebar-author-name {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 0.25rem;
}

.sidebar-author-role {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
}

.sidebar-author-bio {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: 1.25rem;
}

/* --- CTA da sidebar --- */
.sidebar-cta-block {
    background: linear-gradient(135deg, rgba(0, 217, 255, 0.12), rgba(139, 92, 246, 0.12));
    border: 1px solid rgba(0, 217, 255, 0.3);
    border-radius: var(--blog-radius);
    padding: 1.75rem;
    text-align: center;
}

.sidebar-cta-icon {
    font-size: 2.5rem;
    color: var(--color-accent-cyan);
    margin-bottom: 0.85rem;
}

.sidebar-cta-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.sidebar-cta-text {
    font-size: 0.92rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: 1.25rem;
}

.sidebar-cta-block .btn-buy-now {
    font-size: 1rem;
    padding: 0.85rem 1.25rem;
}

/* --- Lista de posts na sidebar --- */
.sidebar-post-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sidebar-post-list li + li {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
}

.sidebar-post-list a {
    display: block;
    color: var(--color-text-primary);
    font-size: 0.94rem;
    font-weight: 600;
    line-height: 1.5;
    text-decoration: none;
}

.sidebar-post-list a:hover {
    color: var(--color-accent-cyan);
}

.sidebar-post-list span {
    display: block;
    color: var(--color-text-muted);
    font-size: 0.8rem;
    margin-top: 0.3rem;
}

/* ===================================================================
   CAIXA DO AUTOR
   =================================================================== */
.author-box {
    display: flex;
    gap: 2rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--blog-radius);
    padding: 2.5rem;
    margin-top: 3rem;
}

.author-box-avatar {
    flex-shrink: 0;
}

.author-box-label {
    display: block;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-accent-cyan);
    font-weight: 700;
    margin-bottom: 0.4rem;
}

.author-box-name {
    font-family: var(--font-primary);
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: 0.25rem;
}

.author-box-name a {
    color: var(--color-text-primary);
    text-decoration: none;
}

.author-box-name a:hover {
    color: var(--color-accent-cyan);
}

.author-box-role {
    color: var(--color-text-muted);
    font-size: 0.92rem;
    margin-bottom: 0.85rem;
}

.author-box-bio {
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 1.25rem;
}

.author-box-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.author-box-link {
    display: inline-flex;
    align-items: center;
    color: var(--color-accent-cyan);
    font-weight: 600;
    text-decoration: none;
}

.author-social {
    display: flex;
    gap: 0.6rem;
}

.author-social-link {
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(0, 217, 255, 0.1);
    border: 1px solid var(--color-border);
    color: var(--color-accent-cyan);
    transition: var(--transition-base);
}

.author-social-link:hover {
    background: var(--color-accent-cyan);
    color: var(--color-bg-primary);
    transform: translateY(-3px);
}

/* ===================================================================
   PÁGINA DE AUTOR
   =================================================================== */
.author-hero {
    position: relative;
    padding: 140px 0 70px;
    background: var(--color-bg-secondary);
    border-bottom: 1px solid var(--color-border);
    overflow: hidden;
}

.author-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 25% 30%, rgba(0, 217, 255, 0.10) 0%, transparent 55%),
        radial-gradient(circle at 75% 70%, rgba(139, 92, 246, 0.10) 0%, transparent 55%);
    pointer-events: none;
}

.author-hero .container {
    position: relative;
    z-index: 1;
}

.author-profile {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    flex-wrap: wrap;
}

.author-profile-info {
    flex: 1;
    min-width: 280px;
}

.author-profile-name {
    font-size: 2.6rem;
    font-weight: 900;
    margin-bottom: 0.5rem;
    color: var(--color-text-primary);
}

.author-profile-role {
    display: inline-block;
    background: rgba(0, 217, 255, 0.1);
    border: 1px solid rgba(0, 217, 255, 0.3);
    color: var(--color-accent-cyan);
    padding: 0.35rem 1rem;
    border-radius: 20px;
    font-size: 0.88rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
}

.author-profile-bio {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    max-width: 760px;
    margin-bottom: 1.5rem;
}

.author-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 2.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}

.author-stat-value {
    display: block;
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-accent-cyan);
    line-height: 1;
}

.author-stat-label {
    display: block;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: 0.35rem;
}

.author-expertise {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.author-expertise-tag {
    background: rgba(0, 217, 255, 0.1);
    color: var(--color-accent-cyan);
    padding: 0.4rem 0.9rem;
    border-radius: 6px;
    font-size: 0.85rem;
}

/* Card do autor no índice de autores */
.author-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    height: 100%;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--blog-radius);
    padding: 2.5rem 2rem;
    transition: var(--transition-base);
}

.author-card:hover {
    background: var(--color-bg-card-hover);
    border-color: var(--color-border-hover);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.author-card .blog-avatar {
    margin-bottom: 1.25rem;
}

.author-card-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 0.35rem;
}

.author-card-role {
    color: var(--color-text-muted);
    font-size: 0.88rem;
    margin-bottom: 1rem;
}

.author-card-bio {
    color: var(--color-text-secondary);
    font-size: 0.94rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.author-card-count {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(0, 217, 255, 0.1);
    color: var(--color-accent-cyan);
    padding: 0.35rem 0.9rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
}

/* ===================================================================
   CATEGORIAS
   =================================================================== */
.category-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--blog-radius);
    padding: 2rem;
    text-decoration: none;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-base);
}

.category-card:hover {
    background: var(--color-bg-card-hover);
    border-color: var(--color-border-hover);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.category-card:hover::before {
    transform: scaleX(1);
}

.category-card-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    background: rgba(0, 217, 255, 0.1);
    color: var(--color-accent-cyan);
    font-size: 1.8rem;
    margin-bottom: 1.25rem;
}

.category-card-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 0.75rem;
}

.category-card-description {
    color: var(--color-text-secondary);
    font-size: 0.94rem;
    line-height: 1.7;
    flex-grow: 1;
    margin-bottom: 1.25rem;
}

.category-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
}

.category-card-count {
    color: var(--color-text-muted);
    font-size: 0.87rem;
}

.category-card-arrow {
    color: var(--color-accent-cyan);
    transition: var(--transition-base);
}

.category-card:hover .category-card-arrow {
    transform: translateX(4px);
}

/* ===================================================================
   ESTADOS AUXILIARES
   =================================================================== */
.blog-empty {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--color-bg-card);
    border: 1px dashed var(--color-border);
    border-radius: var(--blog-radius);
}

.blog-empty i {
    font-size: 3.5rem;
    color: var(--color-text-muted);
    margin-bottom: 1.25rem;
    display: block;
}

.blog-empty h3 {
    font-size: 1.4rem;
    color: var(--color-text-primary);
    margin-bottom: 0.75rem;
}

.blog-empty p {
    color: var(--color-text-secondary);
    max-width: 520px;
    margin: 0 auto;
}

.blog-notice {
    display: flex;
    align-items: flex-start;
    gap: 0.85rem;
    padding: 1rem 1.4rem;
    border-radius: var(--blog-radius-sm);
    margin-bottom: 2rem;
    font-size: 0.94rem;
    line-height: 1.6;
}

.blog-notice i {
    font-size: 1.2rem;
    flex-shrink: 0;
    margin-top: 0.1rem;
}

.blog-notice code {
    background: rgba(0, 0, 0, 0.25);
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    font-size: 0.9em;
}

.blog-notice-demo {
    background: rgba(0, 217, 255, 0.08);
    border: 1px solid rgba(0, 217, 255, 0.3);
    color: var(--color-text-secondary);
}

.blog-notice-demo i {
    color: var(--color-accent-cyan);
}

.blog-notice-error {
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.35);
    color: var(--color-text-secondary);
}

.blog-notice-error i {
    color: #ef4444;
}

.blog-results-info {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.blog-results-info strong {
    color: var(--color-text-primary);
}

/* Espaçamento entre cards da grade */
.blog-grid > [class*="col-"] {
    margin-bottom: var(--blog-gap);
}

/* ===================================================================
   RESPONSIVO
   =================================================================== */
@media (max-width: 1199px) {
    .post-hero-title { font-size: 2.4rem; }
}

@media (max-width: 991px) {
    .post-featured {
        grid-template-columns: 1fr;
    }

    .post-thumb-lg {
        aspect-ratio: 16 / 9;
        min-height: 220px;
    }

    .post-featured-body {
        padding: 2rem;
    }

    .post-featured-title { font-size: 1.6rem; }

    .post-sidebar {
        position: static;
        margin-top: 3rem;
    }

    .post-content { padding: 2.25rem; }

    .post-hero-title { font-size: 2.1rem; }

    .author-profile-name { font-size: 2.1rem; }

    .blog-hero-head {
        align-items: flex-start;
    }

    .blog-hero-heading { font-size: 2rem; }

    .blog-hero-tools {
        justify-content: flex-start;
        padding-bottom: 0;
        flex-basis: 100%;
    }

    .blog-search {
        max-width: none;
    }
}

@media (max-width: 767px) {
    .post-hero {
        padding: 110px 0 45px;
    }

    .post-hero-title { font-size: 1.75rem; }
    .post-hero-excerpt { font-size: 1.05rem; }

    .post-content {
        padding: 1.5rem;
        font-size: 1rem;
    }

    .post-content h2 { font-size: 1.4rem; margin-top: 2.25rem; }
    .post-content h3 { font-size: 1.18rem; }

    .author-box {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 2rem 1.5rem;
    }

    .author-box-footer {
        justify-content: center;
    }

    .author-profile {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }

    .author-stats {
        justify-content: center;
        gap: 2rem;
    }

    .author-expertise {
        justify-content: center;
    }

    .blog-hero-section {
        padding: 100px 0 50px;
    }

    .blog-hero-heading {
        font-size: 1.8rem;
    }

    .blog-search {
        padding-left: 1rem;
    }

    .blog-search .blog-search-text {
        display: none;
    }

    .blog-search .blog-search-icon {
        display: inline;
    }

    .blog-search button {
        padding: 0.55rem 0.9rem;
    }

    .post-share-bar {
        flex-direction: column;
        align-items: flex-start;
    }

    .blog-pagination {
        gap: 0.35rem;
    }

    .page-btn {
        min-width: 38px;
        height: 38px;
        font-size: 0.9rem;
    }
}