/* ESTRUTURA PRINCIPAL DO BLOG */
.blog-container {
    max-width: var(--content-width);
    margin: 2rem auto;
    padding: 0 1rem;
    transition: all 0.3s ease;
    color: var(--text-color);
}

.blog-header {
    text-align: center;
    margin-bottom: 2.5rem;
    padding: 1.5rem;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    border: 1px solid var(--border-color);
}

.blog-title {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    line-height: 1.3;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.blog-title i {
    color: var(--accent-color);
    font-size: 2rem;
}

.blog-description {
    color: var(--secondary-color);
    font-size: var(--font-size-base);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.7;
}

/* SISTEMA DE BUSCA DO BLOG */
.blog-search {
    max-width: 600px;
    margin: 2rem auto 3rem;
    position: relative;
    display: flex;
    align-items: center;
}

.blog-search input {
    flex-grow: 1;
    padding: 0.85rem 3.5rem 0.85rem 1.75rem;
    border-radius: 50px;
    border: 1px solid var(--input-border);
    background: var(--input-bg);
    color: var(--input-text);
    font-size: var(--font-size-base);
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.blog-search input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(5, 164, 211, 0.15);
}

.blog-search button {
    position: absolute;
    right: 0.85rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--icon-color);
    cursor: pointer;
    font-size: 1.2rem;
    transition: color 0.2s ease;
    padding: 0.5rem;
}

.blog-search button:hover {
    color: var(--accent-color);
}

.no-results {
    text-align: center;
    grid-column: 1 / -1;
    color: var(--secondary-color);
    padding: 3rem 2rem;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    border: 1px solid var(--border-color);
    font-size: var(--font-size-lg);
}

/* GRID DE POSTS */
.posts-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 4rem;
}

@media (min-width: 768px) {
    .posts-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .posts-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* CARDS DE POST */
.post-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 1.75rem;
    box-shadow: var(--box-shadow);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.post-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
    border-color: var(--accent-color);
}

.post-card-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.post-card h3 {
    font-size: 1.3rem;
    color: var(--text-color);
    margin-bottom: 0.75rem;
    line-height: 1.4;
    font-weight: 600;
}

.post-meta {
    color: var(--secondary-color);
    font-size: var(--font-size-sm);
    margin: 0.5rem 0 1rem;
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    align-items: center;
}

.post-meta i {
    color: var(--icon-color);
}

.post-meta .post-category-link {
    color: var(--link-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.post-meta .post-category-link:hover {
    color: var(--link-hover);
    text-decoration: underline;
}

.post-excerpt {
    margin: 1rem 0;
    color: var(--text-color);
    line-height: 1.7;
    font-size: var(--font-size-base);
    flex-grow: 1;
}

/* ESTILOS PARA TAGS */
.post-tags {
    margin-top: 0.75rem;
    margin-bottom: 1rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.post-tag {
    display: inline-block;
    padding: 0.3rem 0.7rem;
    background-color: var(--accent-color);
    color: var(--text-light);
    border-radius: 4px;
    font-size: 0.75rem;
    text-decoration: none;
    transition: background-color 0.2s ease;
    white-space: nowrap;
}

.post-tag:hover {
    background-color: var(--accent-hover);
    text-decoration: none;
}

/* BOTÕES */
.btn-read,
.btn-back,
.btn-tool {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.65rem 1.25rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    transition: all 0.3s ease;
    font-weight: 500;
    font-size: var(--font-size-base);
    cursor: pointer;
    text-align: center;
}

.btn-read {
    background: var(--primary-color);
    color: var(--text-light);
    margin-top: auto;
    width: fit-content;
}

.btn-read:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 123, 255, 0.2);
}

.btn-back {
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    background: transparent;
    min-width: 150px;
}

.btn-back:hover {
    background: var(--primary-color);
    color: var(--text-light);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 123, 255, 0.2);
}

.btn-tool {
    background: var(--accent-color);
    color: var(--text-light);
    min-width: 150px;
}

.btn-tool:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(5, 164, 211, 0.2);
}

/* PÁGINA DE POST INDIVIDUAL */
.blog-post {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 1rem;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    border: 1px solid var(--border-color);
    padding: 2.5rem;
}

.blog-post header {
    margin-bottom: 2rem;
    text-align: center;
}

.blog-post h1 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.blog-post .post-meta {
    margin-bottom: 1.5rem;
    justify-content: center;
}

.post-content {
    line-height: 1.8;
    margin: 2rem 0;
    font-size: var(--font-size-base);
    color: var(--text-color);
}

.post-content h2 {
    font-size: 1.8rem;
    color: var(--text-color);
    margin: 2.5rem 0 1rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
    font-weight: 600;
}

.post-content h3 {
    font-size: 1.5rem;
    color: var(--text-color);
    margin: 2rem 0 1rem;
    font-weight: 600;
}

.post-content p {
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.post-content ul,
.post-content ol {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
    color: var(--text-color);
}

.post-content li {
    margin-bottom: 0.5rem;
}

.post-content a {
    color: var(--link-color);
    text-decoration: underline;
    transition: color 0.2s ease;
}

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

.post-content pre {
    background: var(--background-dark);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    overflow-x: auto;
    margin: 1.5rem 0;
    box-shadow: var(--box-shadow);
    border: 1px solid var(--border-color);
    color: var(--text-light);
}

.post-content code {
    font-family: 'Fira Code', 'Courier New', monospace;
    font-size: 0.9rem;
    background: rgba(255, 255, 255, 0.1);
    padding: 0.2rem 0.4rem;
    border-radius: 3px;
    color: inherit;
}

.post-content blockquote {
    border-left: 5px solid var(--accent-color);
    padding: 1rem 1.5rem;
    margin: 1.5rem 0;
    background: rgba(5, 164, 211, 0.08);
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    font-style: italic;
    color: var(--secondary-color);
}

.post-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    margin: 1.5rem auto;
    display: block;
    box-shadow: var(--box-shadow);
    border: 1px solid var(--border-color);
}

.post-footer {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

/* POSTS RELACIONADOS */
.related-posts {
    margin-top: 3rem;
    padding: 2rem 1rem;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    border: 1px solid var(--border-color);
}

.related-posts h3 {
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    text-align: center;
    font-size: 1.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.related-posts h3 i {
    color: var(--accent-color);
}

.related-posts-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 600px) {
    .related-posts-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* PAGINAÇÃO */
.blog-pagination {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin: 2rem 0;
    padding: 1rem;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    border: 1px solid var(--border-color);
}

.pagination-prev,
.pagination-next {
    padding: 0.5rem 1rem;
    text-decoration: none;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.pagination-prev:hover,
.pagination-next:hover {
    background-color: var(--primary-color);
    color: var(--text-light);
    box-shadow: 0 2px 5px rgba(0, 123, 255, 0.2);
}

.pagination-prev.disabled,
.pagination-next.disabled {
    opacity: 0.6;
    cursor: not-allowed;
    pointer-events: none;
    background-color: var(--background-light);
    border-color: var(--border-color);
    color: var(--secondary-color);
}

.pagination-info {
    color: var(--text-color);
    font-size: var(--font-size-base);
    display: flex;
    align-items: center;
}

/* ELEMENTOS DENTRO DO post-content */
.tool-image {
    text-align: center;
    margin: 2rem 0;
}

.tool-image img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    border: 1px solid var(--border-color);
}

.tool-image .caption {
    font-size: var(--font-size-sm);
    color: var(--secondary-color);
    margin-top: 0.75rem;
    font-style: italic;
}

.pro-tip, .warning-box, .example-box, .legal-section {
    padding: 1.25rem 1.5rem;
    border-left: 5px solid;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    margin: 1.5rem 0;
}

.pro-tip {
    border-color: var(--accent-color);
    background-color: rgba(5, 164, 211, 0.08);
    color: var(--text-color);
}

.pro-tip h4 {
    color: var(--accent-color);
    margin-top: 0;
    margin-bottom: 0.5rem;
}

.warning-box {
    border-color: var(--danger-color);
    background-color: rgba(220, 53, 69, 0.08);
    color: var(--text-color);
}

.warning-box h4 {
    color: var(--danger-color);
    margin-top: 0;
    margin-bottom: 0.5rem;
}

.example-box {
    border-color: var(--success-color);
    background-color: rgba(40, 167, 69, 0.08);
    color: var(--text-color);
}

.example-box h4 {
    color: var(--success-color);
    margin-top: 0;
    margin-bottom: 0.5rem;
}

.legal-section {
    border-color: var(--secondary-color);
    background-color: rgba(108, 117, 125, 0.08);
    color: var(--text-color);
    font-size: var(--font-size-sm);
}

.legal-section h3 {
    color: var(--secondary-color);
    margin-top: 0;
    margin-bottom: 0.75rem;
}

.cep-structure, .use-cases, .best-practices, .next-steps {
    display: grid;
    gap: 1.5rem;
    margin: 2rem 0;
}

.cep-structure {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    text-align: center;
}

.structure-item, .use-case, .practice {
    background: var(--background-light);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--box-shadow);
    border: 1px solid var(--border-color);
    color: var(--text-color);
}

[data-theme="dark"] .structure-item,
[data-theme="dark"] .use-case,
[data-theme="dark"] .practice {
    background: var(--card-bg);
}

.structure-item h4, .use-case h4, .practice h4 {
    color: var(--primary-color);
    margin-top: 0;
    margin-bottom: 0.75rem;
}

.use-cases, .best-practices {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.best-practices ul {
    list-style: none;
    padding-left: 0;
}

.best-practices li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.best-practices li::before {
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    margin-right: 0.5rem;
    font-size: 1rem;
}

.best-practices .practice:first-child li::before {
    content: "\f00c";
    color: var(--success-color);
}

.best-practices .practice:last-child li::before {
    content: "\f00d";
    color: var(--danger-color);
}

.next-steps ol {
    padding-left: 1.5rem;
}

.next-steps li {
    margin-bottom: 0.75rem;
    color: var(--text-color);
}

button#show-regions {
    background: var(--secondary-color);
    color: var(--text-light);
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: var(--font-size-base);
    transition: background-color 0.2s ease;
    display: block;
    margin: 1.5rem auto;
}

button#show-regions:hover {
    background: var(--secondary-hover);
}

.regions-table {
    margin-top: 1.5rem;
    border-collapse: collapse;
    width: 100%;
    overflow-x: auto;
    background: var(--background-light);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    border: 1px solid var(--border-color);
}

.regions-table table {
    width: 100%;
    border-collapse: collapse;
}

.regions-table th, .regions-table td {
    padding: 1rem;
    border: 1px solid var(--border-color);
    text-align: left;
    color: var(--text-color);
}

.regions-table th {
    background-color: var(--tool-hover);
    font-weight: 600;
    color: var(--primary-color);
}

/* DARK MODE ESPECÍFICO DO BLOG */
[data-theme="dark"] {
    .blog-header,
    .post-card,
    .blog-post,
    .related-posts,
    .blog-pagination,
    .error-page,
    .regions-table,
    .structure-item, 
    .use-case, 
    .practice {
        background: var(--card-bg);
        border: 1px solid var(--border-color);
        box-shadow: var(--card-shadow);
    }
    
    .blog-search input {
        background: var(--input-bg);
        border-color: var(--input-border);
        color: var(--input-text);
    }

    .post-content pre {
        background: var(--background-dark);
        color: var(--text-light);
    }
    .post-content code {
        background: rgba(255, 255, 255, 0.08);
    }
}

/* RESPONSIVIDADE */
@media (max-width: 768px) {
    .blog-title {
        font-size: 1.8rem;
    }
    
    .blog-post h1 {
        font-size: 2rem;
    }
    
    .posts-grid {
        grid-template-columns: 1fr;
    }
    
    .related-posts-grid {
        grid-template-columns: 1fr;
    }
    
    .post-footer {
        flex-direction: column;
        align-items: stretch;
    }

    .btn-back, .btn-tool {
        width: 100%;
    }

    .blog-post {
        padding: 1.5rem;
    }

    .related-posts {
        padding: 1.5rem;
    }

    .regions-table table {
        font-size: var(--font-size-sm);
    }

    .blog-pagination {
        flex-direction: column;
        gap: 0.75rem;
        align-items: center;
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    .blog-container {
        padding: 0 0.75rem;
    }
    .blog-header {
        padding: 1rem;
    }
    
    .blog-title {
        font-size: 1.6rem;
    }
    
    .blog-title i {
        font-size: 1.6rem;
    }

    .blog-search input {
        padding: 0.75rem 3rem 0.75rem 1rem;
        font-size: var(--font-size-sm);
    }

    .blog-search button {
        font-size: 1rem;
        right: 0.5rem;
    }

    .post-card {
        padding: 1.25rem;
    }

    .post-card h3 {
        font-size: 1.15rem;
    }
    
    .blog-post h1 {
        font-size: 1.8rem;
    }
    
    .post-content {
        margin: 1.5rem 0;
        font-size: 0.95rem;
    }
    
    .post-content h2 {
        font-size: 1.5rem;
    }
    
    .post-content h3 {
        font-size: 1.3rem;
    }

    .post-content pre {
        padding: 1rem;
    }

    .post-content code {
        font-size: 0.85rem;
    }

    .btn-read, .btn-back, .btn-tool {
        font-size: var(--font-size-sm);
        padding: 0.5rem 1rem;
    }

    .related-posts h3 {
        font-size: 1.5rem;
    }
}