/* Blog Clean - Design Focado na Leitura */

/* ===== VARIÁVEIS CSS ===== */
:root {
    /* Cores principais */
    --color-primary: #1d9604;
    --color-primary-dark: #115204;
    --color-text: #111d10;
    --color-text-light: #6b7280;
    --color-text-lighter: #9ca3af;
    --color-background: #ffffff;
    --color-background-alt: #f9fafb;
    --color-border: #e5e7eb;
    --color-border-light: #f3f4f6;

    /* Cores primárias complementares */
    --color-primary-mid: #3a5533;
    --color-primary-light: #22c55e;
    --color-primary-focus: rgba(29, 150, 4, 0.1);

    /* Cores de elementos de UI */
    --color-nav-text: #475569;
    --color-icon-text: #64748b;
    --color-brand-name: #0f172a;
    --color-header-bg: rgba(255, 255, 255, 0.97);
    --color-success: #10b981;
    --color-theme-icon: var(--color-icon-text);

    /* Footer (contexto de fundo escuro) */
    --color-footer-bg: #111111;
    --color-footer-text: #94a3b8;
    --color-footer-text-muted: #64748b;
    --color-footer-text-bright: #cbd5e1;
    --color-footer-text-dim: #475569;
    --color-footer-heading: #f1f5f9;
    --color-footer-link-hover: #e2e8f0;
    --color-footer-border: rgba(148, 163, 184, 0.15);
    --color-footer-icon-bg: rgba(148, 163, 184, 0.1);
    --color-footer-border-subtle: rgba(148, 163, 184, 0.2);
    --color-footer-divider: rgba(148, 163, 184, 0.3);

    /* Tipografia */
    --font-family-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-family-serif: Georgia, 'Times New Roman', Times, serif;
    
    /* Tamanhos de fonte */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    
    /* Espaçamentos */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    
    /* Bordas */
    --border-radius-sm: 0.375rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    
    /* Transições */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
}

/* ===== DARK MODE ===== */
[data-theme="dark"] {
    --color-primary: #1d9604;
    --color-primary-dark: #115204;
    --color-primary-mid: #4a7a3d;
    --color-primary-light: #4ade80;
    --color-primary-focus: rgba(29, 150, 4, 0.15);
    --color-text: #e2e8f0;
    --color-text-light: #94a3b8;
    --color-text-lighter: #64748b;
    --color-background: #0f172a;
    --color-background-alt: #1e293b;
    --color-border: #3a5533;
    --color-border-light: #1e293b;
    --color-nav-text: #cbd5e1;
    --color-icon-text: #64748b;
    --color-brand-name: #f1f5f9;
    --color-header-bg: rgba(15, 23, 42, 0.97);
    --color-theme-icon: #fbbf24;
}

[data-theme="dark"] body {
    background-color: var(--color-background);
    color: var(--color-text);
}

[data-theme="dark"] .site-header {
    background: var(--color-header-bg);
    border-bottom-color: var(--color-border);
}

[data-theme="dark"] .brand-name {
    color: var(--color-brand-name);
}

[data-theme="dark"] .brand-tagline {
    color: var(--color-text-lighter);
}

[data-theme="dark"] .header-nav a {
    color: var(--color-nav-text);
}

[data-theme="dark"] .header-nav a:hover {
    color: var(--color-primary);
    background: var(--color-primary-focus);
}

[data-theme="dark"] .mobile-nav {
    background: var(--color-background);
    border-top-color: var(--color-border);
}

[data-theme="dark"] .mobile-nav a {
    color: var(--color-nav-text);
}

[data-theme="dark"] .mobile-nav a:hover {
    background: var(--color-background-alt);
    color: var(--color-primary);
}

[data-theme="dark"] .mobile-menu-btn {
    color: var(--color-nav-text);
    border-color: var(--color-border);
}

[data-theme="dark"] .mobile-menu-btn:hover {
    background: var(--color-background-alt);
}

[data-theme="dark"] .theme-toggle-btn {
    color: var(--color-theme-icon);
    border-color: var(--color-border);
}

[data-theme="dark"] .theme-toggle-btn:hover {
    background: var(--color-background-alt);
}

[data-theme="dark"] .search-input {
    background: var(--color-background-alt);
    border-color: var(--color-border);
    color: var(--color-text);
}

[data-theme="dark"] .search-input::placeholder {
    color: var(--color-text-lighter);
}

[data-theme="dark"] .post-card {
    background: var(--color-background-alt);
    border-color: var(--color-border);
}

[data-theme="dark"] .post-card-title a {
    color: var(--color-text);
}

[data-theme="dark"] .post-card-excerpt {
    color: var(--color-text-light);
}

[data-theme="dark"] .category-tag {
    background: var(--color-border);
    color: var(--color-primary);
}

[data-theme="dark"] .sidebar-card {
    background: var(--color-background-alt);
    border-color: var(--color-border);
}

[data-theme="dark"] .category-link {
    color: var(--color-text);
}

[data-theme="dark"] .category-link:hover {
    background: var(--color-border);
    color: var(--color-text);
}

[data-theme="dark"] .recent-post-title a {
    color: var(--color-text);
}

[data-theme="dark"] .page-content {
    background: var(--color-background-alt);
}

[data-theme="dark"] .page-body h2,
[data-theme="dark"] .page-body h3,
[data-theme="dark"] .page-body h4 {
    color: var(--color-text);
}

[data-theme="dark"] .post-content code {
    background: var(--color-background-alt);
    color: var(--color-text);
}

[data-theme="dark"] .post-content pre {
    background: var(--color-background-alt);
}

[data-theme="dark"] .intro-section {
    background: linear-gradient(135deg, var(--color-background-alt) 0%, var(--color-background) 100%);
}

[data-theme="dark"] .feature-item {
    background: var(--color-background-alt);
    border-color: var(--color-border);
}

/* ===== RESET E BASE ===== */
* {
    box-sizing: border-box;
}

body {
    font-family: var(--font-family-sans);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-background);
    margin: 0;
    padding: 0;
}

img {
    max-width: 100%;
    height: auto;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-dark);
}

/* ===== HEADER ===== */
.skip-link {
    position: absolute;
    left: var(--spacing-md);
    top: -100px;
    z-index: 9999;
    background: var(--color-primary);
    color: #ffffff;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-sm);
}

.skip-link:focus {
    top: var(--spacing-md);
}

.site-header {
    background: var(--color-header-bg);
    border-bottom: 1px solid var(--color-border);
    padding: 0;
    position: sticky;
    top: 0;
    z-index: 200;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

/* Linha de destaque no topo */
.site-header::before {
    content: '';
    display: block;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-mid), var(--color-primary));
    background-size: 200% 100%;
    animation: headerAccent 6s linear infinite;
}

@keyframes headerAccent {
    0%   { background-position: 0% 0%; }
    100% { background-position: 200% 0%; }
}

.site-header.is-scrolled {
    box-shadow: 0 4px 20px -8px rgba(15, 23, 42, 0.15);
}

.header-shell {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, auto);
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-md) 0;
}

.brand-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    min-width: 0;
    text-decoration: none;
}

.brand-logo {
    width: auto;
    height: 40px;
    object-fit: contain;
    flex-shrink: 0;
}

.brand-copy {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.brand-name {
    color: var(--color-brand-name);
    font-size: var(--font-size-base);
    font-weight: 700;
    line-height: 1.15;
    white-space: nowrap;
}

.brand-tagline {
    color: var(--color-text-light);
    font-size: var(--font-size-xs);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.3;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.header-nav a {
    color: var(--color-nav-text);
    font-size: var(--font-size-sm);
    font-weight: 600;
    padding: 0.4rem 0.75rem;
    border-radius: 999px;
    text-decoration: none;
    transition: color var(--transition-fast), background var(--transition-fast);
    white-space: nowrap;
}

.header-nav a:hover,
.header-nav a.active {
    color: var(--color-primary);
    background: var(--color-primary-focus);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.site-header .search-form {
    flex: 1 1 auto;
    max-width: 320px;
    min-width: 200px;
}

/* ===== BOTAO TEMA ===== */
.theme-toggle-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border: 1px solid var(--color-border);
    background: transparent;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1rem;
    color: var(--color-icon-text);
    transition: color var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
    flex-shrink: 0;
}

.theme-toggle-btn:hover {
    background: var(--color-background-alt);
    color: var(--color-primary);
    border-color: var(--color-primary);
    transform: rotate(15deg);
}

/* Icones do tema: light=sol, dark=lua */
/* No tema claro: mostrar lua (para ir pro escuro) */
[data-theme="light"] .theme-toggle-btn .icon-light,
.theme-toggle-btn .icon-light {
    display: none;
}

[data-theme="light"] .theme-toggle-btn .icon-dark,
.theme-toggle-btn .icon-dark {
    display: inline;
}

/* No tema escuro: mostrar sol (para voltar ao claro) */
[data-theme="dark"] .theme-toggle-btn .icon-light {
    display: inline;
    color: var(--color-theme-icon);
}

[data-theme="dark"] .theme-toggle-btn .icon-dark {
    display: none;
}

/* ===== BOTAO HAMBURGER ===== */
.mobile-menu-btn {
    display: none;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border: 1px solid var(--color-border);
    background: transparent;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    font-size: 1.2rem;
    color: var(--color-nav-text);
    transition: background var(--transition-fast), color var(--transition-fast);
    flex-shrink: 0;
}

.mobile-menu-btn:hover {
    background: var(--color-background-alt);
    color: var(--color-primary);
}

.mobile-menu-btn .icon-close {
    display: none;
}

.mobile-menu-btn.is-open .icon-open {
    display: none;
}

.mobile-menu-btn.is-open .icon-close {
    display: inline;
}

/* ===== MENU MOBILE ===== */
.mobile-nav {
    display: none;
    border-top: 1px solid var(--color-border);
    background: var(--color-background);
    padding: var(--spacing-md) 0;
    animation: slideDown 0.2s ease-out;
}

.mobile-nav.is-open {
    display: block;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.mobile-nav nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.mobile-nav a {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 0.6rem var(--spacing-md);
    color: var(--color-nav-text);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--border-radius-sm);
    text-decoration: none;
    transition: background var(--transition-fast), color var(--transition-fast);
}

.mobile-nav a:hover {
    background: var(--color-background-alt);
    color: var(--color-primary);
}

.search-input-group {
    position: relative;
    display: flex;
}

.search-input {
    flex: 1;
    padding: var(--spacing-sm) 2.5rem var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-sm);
    background: var(--color-background);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-focus);
}

.search-btn {
    position: absolute;
    right: 0.25rem;
    top: 50%;
    transform: translateY(-50%);
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--border-radius-sm);
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.search-btn:hover {
    background: var(--color-primary-dark);
}

/* ===== MAIN CONTENT ===== */
.main-content {
    min-height: calc(100vh - 200px);
    padding: var(--spacing-xl) 0;
}

.content-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: var(--spacing-2xl);
    align-items: start;
}

.content-area {
    min-width: 0; /* Permite que o conteúdo encolha */
}

/* ===== BREADCRUMB ===== */
.breadcrumb-nav {
    margin-bottom: var(--spacing-xl);
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

.breadcrumb-separator {
    margin: 0 var(--spacing-sm);
}

.breadcrumb-link {
    color: var(--color-text-light);
}

.breadcrumb-current {
    color: var(--color-text);
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== POSTS GRID ===== */
.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.post-card {
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.post-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.post-card-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/10;
}

.post-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

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

.post-card-content {
    padding: var(--spacing-lg);
}

.post-card-categories {
    margin-bottom: var(--spacing-md);
}

.category-tag {
    display: inline-block;
    background: var(--color-background-alt);
    color: var(--color-primary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 500;
    text-decoration: none;
    margin-right: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
    transition: background-color var(--transition-fast);
}

.category-tag:hover {
    background: var(--color-primary);
    color: white;
}

.post-card-title {
    margin: 0 0 var(--spacing-md) 0;
    font-size: var(--font-size-xl);
    font-weight: 600;
    line-height: 1.3;
}

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

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

.post-card-excerpt {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.post-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

.post-meta-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.meta-separator {
    color: var(--color-text-lighter);
}

.read-more-btn {
    color: var(--color-primary);
    font-weight: 500;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: gap var(--transition-fast);
}

.read-more-btn:hover {
    gap: var(--spacing-sm);
}

/* ===== POST SINGLE ===== */
.post-single {
    max-width: 800px;
}

.post-header {
    margin-bottom: var(--spacing-2xl);
}

.post-categories {
    margin-bottom: var(--spacing-lg);
}

.post-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
}

.post-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
}

.post-meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.post-featured-image {
    margin-bottom: var(--spacing-2xl);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.post-featured-image img {
    width: 100%;
    height: auto;
}

.post-content {
    font-family: var(--font-family-serif);
    font-size: var(--font-size-lg);
    line-height: 1.7;
    color: var(--color-text);
    margin-bottom: var(--spacing-2xl);
}

.post-content h2,
.post-content h3,
.post-content h4 {
    font-family: var(--font-family-sans);
    font-weight: 600;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.post-content h2 {
    font-size: var(--font-size-2xl);
}

.post-content h3 {
    font-size: var(--font-size-xl);
}

.post-content p {
    margin-bottom: var(--spacing-lg);
}

.post-content ul,
.post-content ol {
    margin-bottom: var(--spacing-lg);
    padding-left: var(--spacing-xl);
}

.post-content li {
    margin-bottom: var(--spacing-sm);
}

.post-content blockquote {
    border-left: 4px solid var(--color-primary);
    padding-left: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
    font-style: italic;
    color: var(--color-text-light);
}

.post-content code {
    background: var(--color-background-alt);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
}

.post-content pre {
    background: var(--color-background-alt);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    overflow-x: auto;
    margin: var(--spacing-lg) 0;
}

.post-content pre code {
    background: none;
    padding: 0;
}

.post-footer {
    border-top: 1px solid var(--color-border);
    padding-top: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.post-tags,
.post-share {
    margin-bottom: var(--spacing-xl);
}

.post-tags h3,
.post-share h3 {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.share-buttons {
    display: flex;
    gap: var(--spacing-sm);
}

.share-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-md);
    color: white;
    text-decoration: none;
    transition: transform var(--transition-fast);
    border: none;
    cursor: pointer;
}

.share-btn:hover {
    transform: translateY(-2px);
    color: white;
}

.share-btn.facebook {
    background: #4267b2;
}

.share-btn.linkedin {
    background: #0077b5;
}

.share-btn.copy {
    background: var(--color-text-light);
}

.share-btn.copied {
    background: var(--color-success);
}

/* ===== RELATED POSTS ===== */
.related-posts {
    margin-top: var(--spacing-3xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border);
}

.related-posts h2 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    margin-bottom: var(--spacing-xl);
    color: var(--color-text);
}

.related-posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.related-post-card {
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    transition: transform var(--transition-normal);
}

.related-post-card:hover {
    transform: translateY(-2px);
}

.related-post-image {
    width: 100%;
    height: 150px;
    object-fit: cover;
}

.related-post-content {
    padding: var(--spacing-md);
}

.related-post-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.related-post-title a {
    color: var(--color-text);
}

.related-post-excerpt {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
    line-height: 1.5;
}

.related-post-meta {
    font-size: var(--font-size-xs);
    color: var(--color-text-lighter);
}

/* ===== SIDEBAR ===== */
.sidebar {
    position: sticky;
    top: calc(80px + var(--spacing-lg));
    height: fit-content;
}

.sidebar-card {
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.sidebar-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.recent-posts {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.recent-post {
    display: flex;
    gap: var(--spacing-sm);
}

.recent-post-image {
    flex: 0 0 60px;
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-sm);
    object-fit: cover;
}

.recent-post-content {
    flex: 1;
    min-width: 0;
}

.recent-post-title {
    font-size: var(--font-size-sm);
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    line-height: 1.3;
}

.recent-post-title a {
    color: var(--color-text);
}

.recent-post-date {
    font-size: var(--font-size-xs);
    color: var(--color-text-light);
}

.categories-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.category-item {
    margin-bottom: var(--spacing-sm);
}

.category-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    color: var(--color-text);
    text-decoration: none;
    transition: background-color var(--transition-fast);
}

.category-link:hover {
    background: var(--color-background-alt);
    color: var(--color-text);
}

.category-count {
    background: var(--color-primary);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 500;
}

/* ===== PAGINATION ===== */
.pagination-nav {
    margin-top: var(--spacing-2xl);
    display: flex;
    justify-content: center;
}

.pagination {
    display: flex;
    list-style: none;
    padding: 0;
    margin: 0;
    gap: var(--spacing-xs);
}

.page-item {
    display: flex;
}

.page-link {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    color: var(--color-text);
    text-decoration: none;
    transition: all var(--transition-fast);
    min-width: 40px;
    height: 40px;
}

.page-link:hover {
    background: var(--color-background-alt);
    color: var(--color-text);
}

.page-item.active .page-link {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

/* ===== NO POSTS ===== */
.no-posts {
    text-align: center;
    padding: var(--spacing-3xl) 0;
}

.no-posts-icon {
    font-size: var(--font-size-4xl);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
}

.no-posts h2 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.no-posts p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
}

/* ===== FOOTER ===== */
.site-footer {
    background: var(--color-footer-bg);
    border-top: 1px solid var(--color-footer-border-subtle);
    margin-top: var(--spacing-3xl);
    position: relative;
    color: var(--color-footer-text-bright);
}

.site-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-primary) 40%, var(--color-primary-mid) 60%, transparent);
}

.footer-main {
    padding: var(--spacing-3xl) 0 var(--spacing-2xl);
}

.footer-brand-link {
    display: inline-flex;
    margin-bottom: var(--spacing-lg);
}

.footer-brand-logo {
    width: auto;
    height: 38px;
}

.footer-description {
    color: var(--color-footer-text);
    font-size: var(--font-size-sm);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
    max-width: 360px;
}

.footer-links {
    margin-bottom: var(--spacing-xl);
}

.footer-links h6 {
    color: var(--color-footer-heading);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--color-footer-border);
}

.footer-links ul {
    margin-bottom: 0;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--color-footer-text);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.footer-links a:hover {
    color: var(--color-footer-link-hover);
}

.footer-social-section h6 {
    color: var(--color-footer-heading);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--color-footer-border);
}

.footer-contact-text {
    color: var(--color-footer-text-muted);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-sm);
}

.footer-mail-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-primary-light);
    font-size: var(--font-size-sm);
    text-decoration: none;
    word-break: break-word;
    transition: color var(--transition-fast);
}

.footer-mail-link:hover {
    color: var(--color-footer-link-hover);
}

.social-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--color-footer-icon-bg);
    border: 1px solid var(--color-footer-border-subtle);
    border-radius: var(--border-radius-md);
    color: var(--color-footer-text);
    text-decoration: none;
    font-size: 1.1rem;
    transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.social-link:hover {
    transform: translateY(-3px);
    color: #ffffff;
}

.social-facebook:hover { background: #1877f2; border-color: #1877f2; }
.social-instagram:hover { background: linear-gradient(135deg, #f58529, #dd2a7b, #8134af); border-color: #dd2a7b; }
.social-youtube:hover   { background: #ff0000; border-color: #ff0000; }

.footer-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-footer-divider), transparent);
    margin: 0;
}

.footer-bottom {
    padding: var(--spacing-lg) 0 var(--spacing-xl);
}

.footer-copyright,
.footer-credits {
    margin: 0;
    font-size: var(--font-size-sm);
    color: var(--color-footer-text-muted);
    line-height: 1.5;
}

.footer-copyright strong {
    color: var(--color-footer-text);
}

.footer-credits {
    color: var(--color-footer-text-dim);
}

.security-badge {
    display: block;
    margin-top: var(--spacing-sm);
    height: 4rem;
}

@media (max-width: 768px) {
    .footer-main {
        padding: var(--spacing-2xl) 0 var(--spacing-xl);
    }

    .footer-description {
        max-width: none;
    }

    .social-links {
        justify-content: center;
    }
    
    .footer-credits {
        text-align: center;
    }

    .footer-social-section {
        text-align: left;
    }
}

/* ===== PÁGINAS ESTÁTICAS ===== */
.page-content {
    background: var(--color-background);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-xl);
}

.page-header {
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--color-border-light);
}

.page-title {
    color: var(--color-text);
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
}

.page-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    margin-bottom: 0;
}

.page-body {
    color: var(--color-text);
    line-height: 1.7;
}

.page-body h2 {
    color: var(--color-text);
    font-size: var(--font-size-2xl);
    font-weight: 600;
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-lg);
}

.page-body h3 {
    color: var(--color-text);
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.page-body h4 {
    color: var(--color-text-light);
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.page-body p {
    margin-bottom: var(--spacing-md);
}

.page-body ul,
.page-body ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-xl);
}

.page-body li {
    margin-bottom: var(--spacing-xs);
}

.page-body a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.page-body a:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

.page-footer {
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border-light);
}

/* ===== SEÇÕES ESPECÍFICAS DAS PÁGINAS ===== */
.intro-section {
    background: linear-gradient(135deg, var(--color-background-alt) 0%, var(--color-background) 100%);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-xl);
}

.feature-item {
    padding: var(--spacing-lg);
    background: var(--color-background-alt);
    border-radius: var(--border-radius-md);
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-fast);
}

.feature-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.value-item {
    text-align: center;
    padding: var(--spacing-xl);
}

.contact-info-section,
.contact-form-section {
    border: 1px solid var(--color-border-light);
    box-shadow: var(--shadow-sm);
}

.contact-method {
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border-light);
}

.contact-method:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

/* ===== RESPONSIVIDADE PÁGINAS ===== */
@media (max-width: 768px) {
    .page-content {
        padding: var(--spacing-xl);
    }
    
    .page-title {
        font-size: var(--font-size-2xl);
    }
    
    .intro-section {
        padding: var(--spacing-lg);
    }
    
    .contact-info-section {
        margin-top: var(--spacing-xl);
    }
}

/* Tablet */
@media (max-width: 1024px) {
    .content-layout {
        grid-template-columns: 1fr 250px;
        gap: var(--spacing-xl);
    }
    
    .posts-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }

    .site-header .search-form {
        min-width: 180px;
        max-width: 260px;
    }
}

/* Mobile Large */
@media (max-width: 768px) {
    .content-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .sidebar {
        position: static;
    }

    /* No mobile: nav desktop oculta, hamburger visivel */
    .header-nav {
        display: none;
    }

    .mobile-menu-btn {
        display: inline-flex;
    }

    .header-shell {
        grid-template-columns: 1fr auto;
        gap: var(--spacing-md);
        padding: var(--spacing-sm) 0;
    }

    .header-actions {
        gap: var(--spacing-xs);
    }

    .site-header .search-form {
        display: none;
    }

    .brand-copy {
        display: none;
    }

    .brand-logo {
        height: 36px;
    }

    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .post-title {
        font-size: var(--font-size-2xl);
    }
    
    .posts-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .post-meta {
        flex-direction: column;
        gap: var(--spacing-sm);
        align-items: flex-start;
    }
    
    .related-posts-grid {
        grid-template-columns: 1fr;
    }
    
    .share-buttons {
        justify-content: center;
    }
}

/* Mobile Small */
@media (max-width: 480px) {
    :root {
        --spacing-xs: 0.25rem;
        --spacing-sm: 0.5rem;
        --spacing-md: 0.75rem;
        --spacing-lg: 1rem;
        --spacing-xl: 1.5rem;
        --spacing-2xl: 2rem;
        --spacing-3xl: 2.5rem;
    }
    
    .main-content {
        padding: var(--spacing-lg) 0;
    }
    
    .hero-title {
        font-size: var(--font-size-2xl);
    }
    
    .post-title {
        font-size: var(--font-size-xl);
    }
    
    .post-content {
        font-size: var(--font-size-base);
    }
    
    .sidebar-card {
        padding: var(--spacing-md);
    }
    
    .post-card-content {
        padding: var(--spacing-md);
    }
    
    .pagination {
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* Print Styles */
@media print {
    .site-header,
    .sidebar,
    .site-footer,
    .share-buttons,
    .related-posts {
        display: none;
    }
    
    .content-layout {
        grid-template-columns: 1fr;
    }
    
    .post-content {
        font-size: 12pt;
        line-height: 1.5;
    }
    
    a {
        color: inherit;
        text-decoration: underline;
    }
}