/* ===== RESET E VARIÁVEIS GLOBAIS ===== */
    :root {
        /* Cores Principais */
        --primary-bg: #0f0f23;
        --secondary-bg: #1a1a2e;
        --tertiary-bg: #16213e;
        --accent-color: #64ffda;
        --accent-secondary: #00b4d8;
        --text-primary: #e0e0e0;
        --text-secondary: #b0b0b0;
        --text-muted: #888888;
        --border-color: #2d2d4d;
        
        /* Tipografia */
        --font-main: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        --font-mono: 'Courier New', monospace;
        
        /* Espaçamentos */
        --spacing-xs: 0.5rem;
        --spacing-sm: 1rem;
        --spacing-md: 1.5rem;
        --spacing-lg: 2rem;
        --spacing-xl: 3rem;
        --spacing-xxl: 4rem;
        
        /* Bordas */
        --border-radius: 8px;
        --border-radius-lg: 10px;
        
        /* Sombras */
        --shadow-sm: 0 2px 5px rgba(0,0,0,0.1);
        --shadow-md: 0 5px 15px rgba(0,0,0,0.2);
        --shadow-lg: 0 10px 30px rgba(100, 255, 218, 0.1);
    }

/* ===== RESET COMPLETO ===== */
    *, *::before, *::after {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    html {
        font-size: 16px;
        scroll-behavior: smooth;
    }

    body {
        font-family: var(--font-main);
        background: var(--primary-bg);
        color: var(--text-primary);
        line-height: 1.6;
        overflow-x: hidden;
    }

/* ===== LAYOUT PRINCIPAL ===== */
    .app-container {
        display: flex;
        min-height: 100vh;
        position: relative;
    }

/* ===== SIDEBAR/NAVBAR =====
    .sidebar {
        width: 280px;
        background: var(--secondary-bg);
        padding: var(--spacing-lg) var(--spacing-md);
        position: fixed;
        height: 100vh;
        overflow-y: auto;
        border-right: 1px solid var(--border-color);
        display: flex;
        flex-direction: column;
        z-index: 1000;
        top: 0;
        left: 0;
    }

    .logo {
        text-align: center;
        margin-bottom: var(--spacing-xl);
        padding-bottom: var(--spacing-md);
        border-bottom: 1px solid var(--border-color);
    }

    .logo h2 {
        color: var(--accent-color);
        font-size: 1.5rem;
        font-weight: 700;
    }

    .nav-links {
        list-style: none;
        flex-grow: 1;
    }

    .nav-links li {
        margin-bottom: var(--spacing-xs);
    }

    .nav-links a {
        display: flex;
        align-items: center;
        padding: var(--spacing-sm);
        color: var(--text-primary);
        text-decoration: none;
        border-radius: var(--border-radius);
        transition: all 0.3s ease;
        font-size: 1rem;
    }

    .nav-links a:hover,
    .nav-links a.active {
        background: var(--accent-color);
        color: var(--primary-bg);
        transform: translateX(5px);
    }

    .social-links {
        display: flex;
        justify-content: center;
        gap: var(--spacing-sm);
        margin-top: var(--spacing-lg);
        padding-top: var(--spacing-md);
        border-top: 1px solid var(--border-color);
    }

    .social-links a {
        color: var(--accent-color);
        font-size: 1.2rem;
        text-decoration: none;
        transition: transform 0.3s ease;
    }

    .social-links a:hover {
        transform: scale(1.2);
    } */

/* ===== SIDEBAR FIXA - OCUPA TODA TELA VISÍVEL ===== */
    .sidebar {
        width: 280px;
        background: var(--secondary-bg);
        padding: var(--spacing-lg) var(--spacing-md);
        position: fixed;
        height: 100vh;
        height: 100dvh; /* Para mobile */
        overflow-y: auto;
        border-right: 1px solid var(--border-color);
        display: flex;
        flex-direction: column;
        z-index: 1000;
        top: 0;
        left: 0;
    }

    .logo {
        text-align: center;
        margin-bottom: var(--spacing-xl);
        padding-bottom: var(--spacing-md);
        border-bottom: 1px solid var(--border-color);
    }

    .logo h2 {
        color: var(--accent-color);
        font-size: 1.5rem;
        font-weight: 700;
    }

    .nav-links {
        list-style: none;
        flex-grow: 0.1;
    }

    .nav-links li {
        margin-bottom: var(--spacing-xs);
    }

    .nav-links a {
        display: flex;
        align-items: center;
        padding: 2px;
        color: var(--text-primary);
        text-decoration: none;
        border-radius: var(--border-radius);
        transition: all 0.3s ease;
        font-size: 1rem;
    }

    .nav-links a:hover,
    .nav-links a.active {
        background: var(--accent-color);
        color: var(--primary-bg);
        transform: translateX(5px);
    }

    .social-links {
        display: flex;
        justify-content: center;
        gap: var(--spacing-sm);
        margin-top: var(--spacing-lg);
        padding-top: var(--spacing-md);
        border-top: 1px solid var(--border-color);
    }

    .social-links a {
        color: var(--accent-color);
        font-size: 1.2rem;
        text-decoration: none;
        transition: transform 0.3s ease;
    }

    .social-links a:hover {
        transform: scale(1.2);
}


/* ===== CONTEÚDO PRINCIPAL ===== */
    .main-content {
        flex: 1;
        margin-left: 280px;
        min-height: 100vh;
        display: flex;
        flex-direction: column;
    }

/* ===== CONTAINER PADRÃO PARA TODAS AS PÁGINAS ===== */
    .page-container {
        max-width: 1200px;
        margin: 0 auto;
        padding: var(--spacing-xl);
        width: 100%;
    }

/* ===== SEÇÃO HERO ===== */
    .hero-section {
        background: linear-gradient(135deg, var(--secondary-bg) 0%, var(--tertiary-bg) 100%);
        padding: var(--spacing-xxl) var(--spacing-lg);
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--spacing-xl);
        min-height: 70vh;
    }

    .hero-content {
        flex: 1;
        max-width: 600px;
    }

    .hero-content h1 {
        font-size: 3rem;
        margin-bottom: var(--spacing-sm);
        background: linear-gradient(45deg, var(--accent-color), var(--accent-secondary));
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
        line-height: 1.2;
    }

    .highlight {
        color: var(--accent-color);
    }

    .tagline {
        font-size: 1.3rem;
        color: var(--accent-color);
        margin-bottom: var(--spacing-md);
        font-weight: 600;
    }

    .description {
        font-size: 1.1rem;
        margin-bottom: var(--spacing-lg);
        color: var(--text-secondary);
        line-height: 1.6;
    }

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

    .hero-image {
        flex: 1;
        display: flex;
        justify-content: center;
        align-items: center;
    }

    .code-animation {
        background: var(--primary-bg);
        padding: var(--spacing-lg);
        border-radius: var(--border-radius-lg);
        border: 1px solid var(--accent-color);
        font-family: var(--font-mono);
        color: var(--accent-color);
    }

    .code-line {
        margin-bottom: var(--spacing-xs);
    }

/* ===== BOTÕES ===== */
    .btn {
        display: inline-block;
        padding: 0.8rem 1.5rem;
        border-radius: var(--border-radius);
        text-decoration: none;
        font-weight: 600;
        transition: all 0.3s ease;
        border: none;
        cursor: pointer;
        text-align: center;
        font-size: 1rem;
    }

    .btn-primary {
        background: var(--accent-color);
        color: var(--primary-bg);
    }

    .btn-primary:hover {
        background: var(--accent-secondary);
        transform: translateY(-2px);
        box-shadow: var(--shadow-md);
    }

    .btn-secondary {
        background: transparent;
        color: var(--accent-color);
        border: 2px solid var(--accent-color);
    }

    .btn-secondary:hover {
        background: var(--accent-color);
        color: var(--primary-bg);
        transform: translateY(-2px);
    }

    .btn-outline {
        background: transparent;
        color: var(--accent-color);
        border: 2px solid var(--accent-color);
    }

    .btn-outline:hover {
        background: var(--accent-color);
        color: var(--primary-bg);
    }

    .btn-small {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }

/* ===== SEÇÕES GERAIS ===== */
    section {
        padding: var(--spacing-xxl) var(--spacing-lg);
    }

    .section-header {
        text-align: center;
        margin-bottom: var(--spacing-xl);
    }

    .section-header h2 {
        font-size: 2.5rem;
        margin-bottom: var(--spacing-sm);
        color: var(--accent-color);
    }

    .section-header p {
        color: var(--text-secondary);
        font-size: 1.1rem;
    }

/* ===== PROJETOS EM DESTAQUE ===== */
    .featured-projects {
        background: var(--secondary-bg);
    }

    .featured-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
        gap: var(--spacing-lg);
        margin-bottom: var(--spacing-lg);
    }

    .featured-card {
        background: var(--tertiary-bg);
        border-radius: var(--border-radius-lg);
        overflow: hidden;
        border: 1px solid var(--border-color);
        transition: all 0.3s ease;
    }

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

    .card-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: var(--spacing-sm);
        background: var(--secondary-bg);
        border-bottom: 1px solid var(--border-color);
    }

    .project-type {
        color: var(--accent-color);
        font-weight: 600;
        font-size: 0.9rem;
    }

    .project-date {
        color: var(--text-muted);
        font-size: 0.8rem;
    }

    .project-image {
        width: 100%;
        height: 200px;
        object-fit: cover;
    }

    .project-placeholder {
        width: 100%;
        height: 200px;
        background: var(--secondary-bg);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 3rem;
        color: var(--accent-color);
    }

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

    .card-content h3 {
        margin-bottom: var(--spacing-sm);
        color: var(--text-primary);
        font-size: 1.3rem;
    }

    .card-content p {
        color: var(--text-secondary);
        margin-bottom: var(--spacing-md);
        line-height: 1.5;
    }

    .card-actions {
        padding: 0 var(--spacing-md) var(--spacing-md);
    }

/* ===== ESTATÍSTICAS ===== */
    .stats-section {
        background: var(--tertiary-bg);
    }

    .stats-container {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: var(--spacing-lg);
        max-width: 800px;
        margin: 0 auto;
    }

    .stat-card {
        text-align: center;
        padding: var(--spacing-lg);
        background: var(--secondary-bg);
        border-radius: var(--border-radius-lg);
        border: 1px solid var(--border-color);
        transition: transform 0.3s ease;
    }

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

    .stat-number {
        font-size: 3rem;
        font-weight: bold;
        color: var(--accent-color);
        margin-bottom: var(--spacing-xs);
    }

    .stat-label {
        color: var(--text-secondary);
        font-size: 1.1rem;
    }

/* ===== SEÇÃO SOBRE ===== */
    .about-preview {
        background: var(--secondary-bg);
    }

    .about-content {
        display: flex;
        align-items: center;
        gap: var(--spacing-xl);
        max-width: 1200px;
        margin: 0 auto;
    }

    .about-text {
        flex: 1;
    }

    .about-text h2 {
        color: var(--accent-color);
        margin-bottom: var(--spacing-md);
        font-size: 2.2rem;
    }

    .about-text p {
        margin-bottom: var(--spacing-lg);
        font-size: 1.1rem;
        color: var(--text-secondary);
        line-height: 1.6;
    }

    .skills-list {
        list-style: none;
        margin-bottom: var(--spacing-lg);
    }

    .skills-list li {
        padding: var(--spacing-xs) 0;
        color: var(--accent-color);
        font-size: 1.1rem;
    }

    .about-visual {
        flex: 1;
        display: flex;
        justify-content: center;
    }

    .tech-stack {
        display: flex;
        flex-wrap: wrap;
        gap: var(--spacing-sm);
        justify-content: center;
    }

    .tech-item {
        background: var(--accent-color);
        color: var(--primary-bg);
        padding: var(--spacing-xs) var(--spacing-sm);
        border-radius: 20px;
        font-weight: 600;
        font-size: 0.9rem;
    }

/* ===== PORTFÓLIO ===== */
    .portfolio-page {
        background: var(--primary-bg);
        text-align: center;
        max-width: 800px;
        margin: 0 auto;
        padding: var(--spacing-xl);
        width: 100%;
    }

    .portfolio-categories {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-lg);
        margin: var(--spacing-xl) 0;
    }

    .category {
        background: var(--secondary-bg);
        padding: var(--spacing-lg);
        border-radius: var(--border-radius-lg);
        cursor: pointer;
        transition: all 0.3s ease;
        width: 100%;
        max-width: 400px;
        border: 1px solid var(--border-color);
    }

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

    .category h2 {
        margin: 0 0 var(--spacing-sm) 0;
        color: var(--accent-color);
        font-size: 1.5rem;
    }

    .category p {
        margin: 0;
        color: var(--text-secondary);
        font-size: 1rem;
    }

    .projects-section {
        margin-top: var(--spacing-xl);
    }

    .projects-section h2 {
        margin-bottom: var(--spacing-lg);
        color: var(--accent-color);
    }

    .projects-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: var(--spacing-lg);
        margin-top: var(--spacing-md);
    }

    .project-card {
        background: var(--secondary-bg);
        border-radius: var(--border-radius-lg);
        overflow: hidden;
        border: 1px solid var(--border-color);
        transition: all 0.3s ease;
    }

    .project-card:hover {
        transform: translateY(-3px);
        border-color: var(--accent-color);
        box-shadow: var(--shadow-md);
    }

    .project-info {
        padding: var(--spacing-md);
    }

    .project-info h3 {
        margin-bottom: var(--spacing-sm);
        color: var(--text-primary);
    }

    .project-info p {
        color: var(--text-secondary);
        margin-bottom: var(--spacing-md);
        line-height: 1.5;
    }

    .project-actions {
        margin-top: var(--spacing-sm);
    }

/* ===== FOOTER ===== */
   
    .main-footer {
        background: var(--primary-bg);
        border-top: 1px solid var(--border-color);
        margin-top: auto;
        margin-left: 0;
        width: 100%;
    }

    .footer-content {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: var(--spacing-lg);
        padding: var(--spacing-xl) var(--spacing-lg);
        max-width: 800px;
        margin: 0 auto;
    }

    .footer-section h3,
    .footer-section h4 {
        color: var(--accent-color);
        margin-bottom: var(--spacing-sm);
    }

    .footer-section ul {
        list-style: none;
    }

    .footer-section ul li {
        margin-bottom: var(--spacing-xs);
    }

    .footer-section a {
        color: var(--text-secondary);
        text-decoration: none;
        transition: color 0.3s ease;
    }

    .footer-section a:hover {
        color: var(--accent-color);
    }

    .footer-bottom {
        text-align: center;
        padding: var(--spacing-md);
        border-top: 1px solid var(--border-color);
        color: var(--text-muted);
        font-size: 0.9rem;
        background: var(--secondary-bg);
    }

/* ===== BOTÃO HAMBURGER ===== */
    .menu-toggle {
        display: none;
        position: fixed;
        top: var(--spacing-md);
        left: var(--spacing-md);
        z-index: 1001;
        background: var(--accent-color);
        color: var(--primary-bg);
        border: none;
        padding: var(--spacing-sm);
        border-radius: var(--border-radius);
        cursor: pointer;
        font-size: 1.2rem;
        width: 45px;
        height: 45px;
    }

    .menu-toggle.active {
        background: var(--accent-secondary);
    }

/* Overlay para mobile */
    .mobile-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0,0,0,0.7);
        z-index: 999;
    }

    .mobile-overlay.active {
        display: block;
    }

/* ===== ESTADOS ESPECIAIS ===== */
    .empty-state {
        text-align: center;
        padding: var(--spacing-xl);
        grid-column: 1 / -1;
    }

    .empty-state h3 {
        color: var(--accent-color);
        margin-bottom: var(--spacing-sm);
    }

    .loading {
        text-align: center;
        padding: var(--spacing-lg);
        color: var(--accent-color);
        grid-column: 1 / -1;
    }

    .view-all {
        text-align: center;
        margin-top: var(--spacing-lg);
    }

/* ===== COMPATIBILIDADE OPERA ===== */
    .opera-browser .sidebar {
        -webkit-backface-visibility: hidden;
        backface-visibility: hidden;
    }

    .opera-browser body {
        -webkit-font-smoothing: antialiased;
    }

/* ===== RESPONSIVIDADE PADRÃO PARA TODAS AS PÁGINAS ===== */
    

/* ===== ANIMAÇÕES ===== */
    @keyframes fadeIn {
        from { opacity: 0; transform: translateY(20px); }
        to { opacity: 1; transform: translateY(0); }
    }

    .featured-card,
    .project-card,
    .stat-card {
        animation: fadeIn 0.6s ease-out;
    }


    
/* Foco visível para teclado */
    a:focus,
    button:focus {
        outline: 2px solid var(--accent-color);
        outline-offset: 2px;
    }

/* ===== UTILITÁRIOS ===== */
    .text-center { text-align: center; }
    .text-left { text-align: left; }
    .text-right { text-align: right; }

    .mt-1 { margin-top: var(--spacing-xs); }
    .mt-2 { margin-top: var(--spacing-sm); }
    .mt-3 { margin-top: var(--spacing-md); }
    .mt-4 { margin-top: var(--spacing-lg); }
    .mt-5 { margin-top: var(--spacing-xl); }

    .mb-1 { margin-bottom: var(--spacing-xs); }
    .mb-2 { margin-bottom: var(--spacing-sm); }
    .mb-3 { margin-bottom: var(--spacing-md); }
    .mb-4 { margin-bottom: var(--spacing-lg); }
    .mb-5 { margin-bottom: var(--spacing-xl); }

    .hidden { display: none; }
    .sr-only {
        position: absolute;
        width: 1px;
        height: 1px;
        padding: 0;
        margin: -1px;
        overflow: hidden;
        clip: rect(0, 0, 0, 0);
        white-space: nowrap;
        border: 0;
    }

/* ===== ADMIN ===== */
    .login-form-centered {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-md);
        width: 100%;
        max-width: 300px;
        margin: var(--spacing-lg) auto;
    }

    .login-form-centered div {
        width: 100%;
    }

    .login-form-centered input {
        width: 100%;
        padding: var(--spacing-md);
        border: 1px solid var(--border-color);
        border-radius: var(--border-radius);
        background: var(--secondary-bg);
        color: var(--text-primary);
        font-size: 1rem;
        transition: all 0.3s ease;
    }

    .login-form-centered input:focus {
        outline: none;
        border-color: var(--accent-color);
        box-shadow: 0 0 0 2px rgba(100, 255, 218, 0.1);
    }

    .login-form-centered button {
        width: 100%;
        max-width: 200px;
        margin-top: var(--spacing-sm);
    }

/* Estados de autenticação na navbar */
    .admin-only {
        transition: all 0.3s ease;
    }

    .status-online {
        color: var(--accent-color) !important;
        font-weight: 600;
    }

    .status-offline {
        color: var(--text-muted) !important;
    }

/* Animação suave para aparecer/desaparecer */
    .nav-links li {
        transition: opacity 0.3s ease, transform 0.3s ease;
    }

    .nav-links li.hidden {
        opacity: 0;
        transform: translateX(-10px);
        pointer-events: none;
    }

/* Feedback visual para logout */
    #logoutBtn {
        color: #ff6b6b !important;
    }

    #logoutBtn:hover {
        background: #ff6b6b !important;
        color: var(--primary-bg) !important;
    }

/* ===== FORMULÁRIO DE POSTAGEM ATUALIZADO ===== */
    .form-group {
        background: var(--secondary-bg);
        padding: var(--spacing-xl);
        border-radius: var(--border-radius-lg);
        border: 1px solid var(--border-color);
        margin-top: var(--spacing-lg);
        max-width: 900px;
    }

    #addPostForm {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .form-row {
        display: flex;
        gap: var(--spacing-md);
    }

    .form-field {
        display: flex;
        flex-direction: column;
        flex: 1;
    }

    .form-actions {
        margin-top: var(--spacing-lg);
        text-align: center;
    }

    #addPostForm label {
        color: var(--accent-color);
        font-weight: 600;
        margin-bottom: var(--spacing-xs);
        font-size: 1.1rem;
    }

    #addPostForm input,
    #addPostForm select,
    #addPostForm textarea {
        padding: var(--spacing-md);
        background: var(--tertiary-bg);
        border: 1px solid var(--border-color);
        border-radius: var(--border-radius);
        color: var(--text-primary);
        font-family: var(--font-main);
        font-size: 1rem;
        transition: all 0.3s ease;
    }

    #addPostForm input:focus,
    #addPostForm select:focus,
    #addPostForm textarea:focus {
        outline: none;
        border-color: var(--accent-color);
        box-shadow: 0 0 0 2px rgba(100, 255, 218, 0.1);
    }

    /* Campo de título H1 */
    .h1-input {
        font-size: 1.3rem !important;
        font-weight: 600 !important;
    }

    /* Textareas de conteúdo */
    #postContent1,
    #addPostForm textarea {
        resize: vertical;
        min-height: 200px;
        line-height: 1.6;
        font-family: var(--font-main);
    }

    #postContent2 {
        min-height: 150px;
    }

    /* Campos de arquivo */
    #addPostForm input[type="file"] {
        padding: var(--spacing-sm);
    }

    #addPostForm input[type="file"]::file-selector-button {
        background: var(--accent-color);
        color: var(--primary-bg);
        border: none;
        padding: var(--spacing-xs) var(--spacing-sm);
        border-radius: var(--border-radius);
        cursor: pointer;
        margin-right: var(--spacing-sm);
        transition: all 0.3s ease;
        font-weight: 600;
    }

    #addPostForm input[type="file"]::file-selector-button:hover {
        background: var(--accent-secondary);
    }

    /* Preview de arquivos */
    .files-preview {
        margin-top: var(--spacing-sm);
        display: flex;
        flex-wrap: wrap;
        gap: var(--spacing-xs);
    }

    .file-preview-item {
        background: var(--primary-bg);
        padding: var(--spacing-xs) var(--spacing-sm);
        border-radius: var(--border-radius);
        border: 1px solid var(--border-color);
        font-size: 0.9rem;
        display: flex;
        align-items: center;
        gap: var(--spacing-xs);
    }

    .file-preview-item .remove-file {
        color: #ff6b6b;
        cursor: pointer;
        font-weight: bold;
    }

    .file-preview-item .remove-file:hover {
        color: #ff5252;
    }

    #addPostForm small {
        color: var(--text-muted);
        font-size: 0.9rem;
        margin-top: 4px;
        display: block;
    }

    /* Botão de submit */
    #addPostForm button {
        background: var(--accent-color);
        color: var(--primary-bg);
        padding: var(--spacing-md) var(--spacing-xl);
        border: none;
        border-radius: var(--border-radius);
        font-size: 1.1rem;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.3s ease;
        min-width: 200px;
    }

    #addPostForm button:hover {
        background: var(--accent-secondary);
        transform: translateY(-2px);
        box-shadow: var(--shadow-md);
    }

    /* Estados de loading e disabled */
    #addPostForm button:disabled {
        opacity: 0.7;
        cursor: not-allowed;
        transform: none !important;
    }

    .loading {
        opacity: 0.7;
        pointer-events: none;
    }

    /* Estilos para campos de link */
    .form-field input[type="url"] {
        margin-bottom: var(--spacing-xs);
    }

    .form-field input[type="url"]:last-of-type {
        margin-bottom: 0;
    }

    /* Estilos para as linhas de links com descrição */
    .link-row {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-xs);
        margin-bottom: var(--spacing-md);
        padding: var(--spacing-sm);
        background: var(--secondary-bg);
        border-radius: var(--border-radius);
        border: 1px solid var(--border-color);
    }

    .link-top-row {
        display: flex;
        gap: var(--spacing-sm);
        align-items: center;
        width: 100%;
    }

    .link-url {
        flex: 2;
        margin-bottom: 0;
    }

    .link-type {
        width: 180px;
        padding: var(--spacing-sm);
        background: var(--tertiary-bg);
        border: 1px solid var(--border-color);
        border-radius: var(--border-radius);
        color: var(--text-primary);
        font-family: var(--font-main);
        font-size: 0.9rem;
        transition: all 0.3s ease;
    }

    .link-desc {
        width: 100%;
        margin-bottom: 0;
        padding: var(--spacing-sm);
        background: var(--tertiary-bg);
        border: 1px solid var(--border-color);
        border-radius: var(--border-radius);
        color: var(--text-primary);
        font-family: var(--font-main);
        font-size: 0.9rem;
        transition: all 0.3s ease;
    }

    .link-desc:focus {
        outline: none;
        border-color: var(--accent-color);
        box-shadow: 0 0 0 2px rgba(100, 255, 218, 0.1);
    }

    .link-type:focus,
    .link-url:focus {
        outline: none;
        border-color: var(--accent-color);
        box-shadow: 0 0 0 2px rgba(100, 255, 218, 0.1);
    }

    /* Validação visual */
    .link-desc:invalid {
        border-color: #ff6b6b;
    }

    

    /* Estilos específicos para a página de post */
    .post-header {
        text-align: center;
        margin-bottom: var(--spacing-xl);
        padding-bottom: var(--spacing-lg);
        border-bottom: 1px solid var(--border-color);
    }
    
    .post-title {
        font-size: 3rem;
        color: var(--accent-color);
        margin-bottom: var(--spacing-sm);
        line-height: 1.2;
    }
    
    .post-meta {
        display: flex;
        justify-content: center;
        gap: var(--spacing-lg);
        color: var(--text-secondary);
        font-size: 0.9rem;
        margin-bottom: var(--spacing-md);
    }
    
    .post-subtitle {
        font-size: 1.5rem;
        color: var(--text-primary);
        font-weight: 300;
        margin-bottom: var(--spacing-lg);
    }
    
    .post-content {
        margin-bottom: var(--spacing-xxl);
        padding-bottom: var(--spacing-xl);
        border-bottom: 1px solid var(--border-color);
    }
    
    .post-content p {
        margin-bottom: var(--spacing-lg);
        line-height: 1.8;
        font-size: 1.1rem;
        color: var(--text-primary);
    }
    
    /* Carrossel de imagens e vídeos */
    .media-carousel {
        margin: var(--spacing-xl) 0;
        background: var(--secondary-bg);
        border-radius: var(--border-radius-lg);
        padding: var(--spacing-lg);
        border: 1px solid var(--border-color);
    }
    
    .carousel-title {
        color: var(--accent-color);
        margin-bottom: var(--spacing-md);
        text-align: center;
        font-size: 1.3rem;
    }
    
    .carousel-container {
        position: relative;
        max-width: 100%;
        overflow: hidden;
        border-radius: var(--border-radius);
    }
    
    .carousel-track {
        display: flex;
        transition: transform 0.3s ease;
        gap: var(--spacing-md);
    }
    
    .carousel-item {
        flex: 0 0 100%;
        max-width: 100%;
        text-align: center;
    }
    
    .carousel-media {
        max-width: 100%;
        max-height: 500px;
        border-radius: var(--border-radius);
        object-fit: contain;
    }
    
    .carousel-caption {
        margin-top: var(--spacing-sm);
        color: var(--text-secondary);
        font-size: 0.9rem;
    }
    
    .carousel-nav {
        display: flex;
        justify-content: center;
        gap: var(--spacing-sm);
        margin-top: var(--spacing-md);
    }
    
    .carousel-btn {
        background: var(--accent-color);
        color: var(--primary-bg);
        border: none;
        padding: var(--spacing-sm) var(--spacing-md);
        border-radius: var(--border-radius);
        cursor: pointer;
        font-weight: 600;
        transition: all 0.3s ease;
    }
    
    .carousel-btn:hover {
        background: var(--accent-secondary);
        transform: translateY(-2px);
    }
    
    .carousel-btn:disabled {
        opacity: 0.5;
        cursor: not-allowed;
        transform: none;
    }
    
    /* Seção de arquivos para download */
    .files-section {
        margin: var(--spacing-xl) 0;
        background: var(--secondary-bg);
        border-radius: var(--border-radius-lg);
        padding: var(--spacing-lg);
        border: 1px solid var(--border-color);
    }
    
    .files-title {
        color: var(--accent-color);
        margin-bottom: var(--spacing-lg);
        text-align: center;
        font-size: 1.3rem;
    }
    
    .files-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: var(--spacing-md);
    }
    
    .file-item {
        background: var(--tertiary-bg);
        padding: var(--spacing-md);
        border-radius: var(--border-radius);
        border: 1px solid var(--border-color);
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        transition: all 0.3s ease;
    }
    
    .file-item:hover {
        transform: translateY(-3px);
        border-color: var(--accent-color);
        box-shadow: var(--shadow-md);
    }
    
    .file-icon {
        font-size: 3rem;
        margin-bottom: var(--spacing-sm);
    }
    
    .file-name {
        color: var(--text-primary);
        font-weight: 600;
        margin-bottom: var(--spacing-sm);
        word-break: break-word;
    }
    
    .file-description {
        color: var(--text-secondary);
        font-size: 0.9rem;
        margin-bottom: var(--spacing-md);
        flex-grow: 1;
    }
    
    .download-btn {
        background: var(--accent-color);
        color: var(--primary-bg);
        border: none;
        padding: var(--spacing-sm) var(--spacing-md);
        border-radius: var(--border-radius);
        cursor: pointer;
        font-weight: 600;
        text-decoration: none;
        display: inline-block;
        transition: all 0.3s ease;
        width: 100%;
        text-align: center;
    }
    
    .download-btn:hover {
        background: var(--accent-secondary);
        transform: translateY(-2px);
    }
    
    /* Estados vazios */
    .empty-state {
        text-align: center;
        padding: var(--spacing-xl);
        color: var(--text-muted);
    }
    
    .empty-state .icon {
        font-size: 4rem;
        margin-bottom: var(--spacing-md);
        opacity: 0.5;
    }
    
    

    /* Estilos para a página de posts */
    .post-content:last-child {
        border-bottom: none;
        margin-bottom: 0;
    }


    .post-body {
        max-width: 800px;
        margin: 0 auto;
    }

    .post-body p {
        margin-bottom: var(--spacing-lg);
        line-height: 1.8;
        font-size: 1.1rem;
        color: var(--text-primary);
    }

    /* Estados vazios e de erro */
    .empty-state,
    .error-state {
        text-align: center;
        padding: var(--spacing-xxl);
        color: var(--text-muted);
    }

    .empty-state .icon,
    .error-state .icon {
        font-size: 4rem;
        margin-bottom: var(--spacing-md);
        opacity: 0.5;
    }

    .empty-state h3,
    .error-state h3 {
        color: var(--text-primary);
        margin-bottom: var(--spacing-sm);
    }

    .error-state {
        color: #ff6b6b;
    }

    .error-state .icon {
        color: #ff6b6b;
    }
    
    /* Dropdown/Sublistas na Navbar */
    .nav-dropdown {
        position: relative;
    }

    .nav-dropdown > .nav-link {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .nav-dropdown > .nav-link::after {
        content: '▼';
        font-size: 0.7rem;
        margin-left: 5px;
        transition: transform 0.3s ease;
    }

    .nav-dropdown:hover > .nav-link::after {
        transform: rotate(180deg);
    }

    .dropdown-content {
        display: none;
        position: absolute;
        left: 100%;
        top: 0;
        background: #2d3748;
        min-width: 250px;
        border-radius: 8px;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        z-index: 1000;
        max-height: 400px;
        overflow-y: auto;
    }

    .nav-dropdown:hover .dropdown-content {
        display: block;
        animation: fadeIn 0.3s ease;
    }

    

/* ===== SUBPASTAS EXPANDIDAS VERTICALMENTE ===== */
    .nav-dropdown {
        position: relative;
    }

    .nav-dropdown > .nav-link {
        display: block; /* Faz o link ocupar toda a largura disponível */
        padding: 1px; /* Espaçamento interno */
        /* display: flex;
        justify-content: space-between;
        align-items: center;
        cursor: pointer; */
    }

    .nav-dropdown > .nav-link::after {
        content: '▼';
        font-size: 0.7rem;
        margin-left: 5px;
        transition: transform 0.3s ease;
    }

    .nav-dropdown.active > .nav-link::after {
        transform: rotate(180deg);
    }

    .dropdown-content {
        display: none; /* Inicialmente escondido */
        position: absolute; /* Para posicionar em relação ao link pai */
        left: 0; /* Alinhado à esquerda */
        top: 100%; /* Colocado logo abaixo do link principal */
        z-index: 1; /* Para ficar acima de outros elementos */
        /* display: none;
        background: var(--tertiary-bg);
        border-radius: var(--border-radius);
        margin-top: var(--spacing-xs);
        border: 1px solid var(--border-color);
        overflow: hidden; */
    }

    .nav-dropdown.active .dropdown-content {
        display: block;
        animation: slideDown 0.3s ease;
    }

    .dropdown-item {
        border-bottom: 1px solid var(--border-color);
        transition: background-color 0.3s ease;
    }

    .dropdown-item:last-child {
        border-bottom: none;
    }

    .dropdown-item:hover {
        background-color: rgba(100, 255, 218, 0.1);
    }

    .dropdown-link {
        display: block;
        padding: var(--spacing-sm);
        color: var(--text-secondary);
        text-decoration: none;
        font-size: 0.9rem;
        transition: all 0.3s ease;
    }

    .dropdown-link:hover {
        color: var(--accent-color);
        background: rgba(100, 255, 218, 0.05);
    }

    .dropdown-title {
        font-weight: 600;
        margin: 0 0 4px 0;
        color: var(--text-primary);
        font-size: 0.95rem;
    }

    .dropdown-subtitle {
        font-size: 0.8rem;
        color: var(--text-muted);
        margin: 0;
        font-style: italic;
    }

    .dropdown-meta {
        display: flex;
        justify-content: space-between;
        font-size: 0.75rem;
        color: var(--text-muted);
        margin-top: 4px;
    }

    .loading-dropdown {
        padding: var(--spacing-md);
        text-align: center;
        color: var(--text-muted);
        font-size: 0.9rem;
    }

    @keyframes slideDown {
        from {
            opacity: 0;
            max-height: 0;
            transform: translateY(-10px);
        }
        to {
            opacity: 1;
            max-height: 500px;
            transform: translateY(0);
        }
    }

/* ===== RIGHTBAR STYLES ===== */
    .rightbar {
        position: fixed;
        top: 20px;
        right: 20px;
        width: 180px;
        background: var(--secondary-bg);
        border: 1px solid var(--border-color);
        border-radius: var(--border-radius-lg);
        padding: var(--spacing-md);
        max-height: calc(100vh - 40px);
        overflow-y: auto;
        box-shadow: var(--shadow-md);
        z-index: 100;
        transition: all 0.3s ease;
    }

    .rightbar h3 {
        color: var(--accent-color);
        margin-bottom: var(--spacing-sm);
        font-size: 1.2rem;
        border-bottom: 1px solid var(--border-color);
        padding-bottom: var(--spacing-xs);
        font-family: var(--font-main);
        font-weight: 600;
    }

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

    .rightbar-list li {
        margin-bottom: var(--spacing-xs);
        padding-bottom: var(--spacing-xs);
        border-bottom: 1px solid var(--border-color);
        transition: all 0.3s ease;
    }

    .rightbar-list li:hover {
        border-color: var(--accent-color);
    }

    .rightbar-list li:last-child {
        margin-bottom: 0;
        padding-bottom: 0;
        border-bottom: none;
    }

    .rightbar-link {
        color: var(--text-primary);
        text-decoration: none;
        font-size: 0.9rem;
        transition: all 0.3s ease;
        display: block;
        padding: var(--spacing-xs) 0;
        font-family: var(--font-main);
        line-height: 1.4;
    }

    .rightbar-link:hover {
        color: var(--accent-color);
        transform: translateX(5px);
        text-shadow: 0 0 8px rgba(100, 255, 218, 0.3);
    }

    .rightbar-link:focus {
        outline: 2px solid var(--accent-color);
        outline-offset: 2px;
        border-radius: var(--border-radius);
    }

    .rightbar-link.active {
        color: var(--accent-color);
        font-weight: 600;
        background: linear-gradient(90deg, transparent, rgba(100, 255, 218, 0.1));
        border-left: 3px solid var(--accent-color);
        padding-left: var(--spacing-sm);
    }

    .rightbar:hover {
        box-shadow: var(--shadow-lg);
    }

/* Scrollbar personalizada */
    .rightbar::-webkit-scrollbar {
        width: 6px;
    }

    .rightbar::-webkit-scrollbar-track {
        background: var(--secondary-bg);
        border-radius: 3px;
    }

    .rightbar::-webkit-scrollbar-thumb {
        background: var(--accent-color);
        border-radius: 3px;
        transition: background 0.3s ease;
    }

    .rightbar::-webkit-scrollbar-thumb:hover {
        background: var(--accent-secondary);
    }

    .rightbar {
        scrollbar-width: thin;
        scrollbar-color: var(--accent-color) var(--secondary-bg);
    }

/* ===== LAYOUT PRINCIPAL ===== */
    .main-layout {
        display: flex;
        gap: var(--spacing-lg);
        align-items: flex-start;
        min-height: 100vh;
    }

    .page-container2 {
        flex: 1;
        margin-right: 200px; /* Espaço para a rightbar */
        padding: var(--spacing-md);
    }

/* ===== MEDIA QUERIES ORGANIZADOS ===== */

/* TABLET (1024px) */
@media (max-width: 1024px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .about-content {
        gap: var(--spacing-lg);
    }
    
    .page-container2 {
        padding: var(--spacing-lg);
        margin-right: 200px;
    }
    
    .rightbar {
        width: 180px;
    }
}

/* TABLET PEQUENO / MOBILE LARGE (768px) */
@media (max-width: 768px) {
    /* === LAYOUT GERAL === */
    .main-layout {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .page-container2 {
        /* order: 1; */
        margin-right: 0; 
        padding: var(--spacing-md);
        width: 65%;
        margin-right: 120px;
    }
    
    .rightbar {
        /* order: 2; */
        position: fixed;
        width: 120px;
        max-height: none;
        margin-top: var(--spacing-md);
    }
    
    /* === SIDEBAR MOBILE === */
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        width: 280px;
        z-index: 1000;
    }
    
    .sidebar.mobile-open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
        width: 100%;
    }
    
    .menu-toggle {
        display: block !important;
    }
    
    /* === HERO SECTION === */
    .hero-section {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-xl) var(--spacing-md);
        gap: var(--spacing-lg);
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .cta-buttons {
        justify-content: center;
    }
    
    /* === CONTEÚDO === */
    .about-content {
        flex-direction: column;
        text-align: center;
    }
    
    .featured-grid,
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-container {
        grid-template-columns: 1fr;
    }
    
    section {
        padding: var(--spacing-xl) var(--spacing-md);
    }
    
    .portfolio-categories {
        gap: var(--spacing-md);
        margin: var(--spacing-lg) 0;
    }
    
    .category {
        max-width: 100%;
        padding: var(--spacing-md);
    }
    
    /* === FORMULÁRIOS === */
    .form-group {
        padding: var(--spacing-lg);
    }
    
    .form-row {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    #postContent1 {
        min-height: 250px;
    }
    
    #postContent2 {
        min-height: 150px;
    }
    
    /* === LINKS === */
    .link-top-row {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .link-type,
    .link-url {
        width: 100%;
    }
    
    /* === POSTS === */
    .post-title {
        font-size: 2rem;
    }
    
    .post-meta {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .files-grid {
        grid-template-columns: 1fr;
    }
    
    .carousel-media {
        max-height: 300px;
    }
    
    .media-carousel,
    .files-section {
        padding: var(--spacing-md);
    }
    
    /* === DROPDOWNS === */
    .dropdown-content {
        left: 0;
        top: 100%;
        min-width: 200px;
    }
    
    /* === RIGHTBAR MOBILE === */
    .rightbar-link {
        font-size: 1rem;
        padding: var(--spacing-sm) 0;
    }
    
    .rightbar h3 {
        font-size: 1.3rem;
        text-align: center;
    }
}

/* MOBILE PEQUENO (480px) */
@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.8rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .btn {
        width: 100%;
        margin: var(--spacing-xs) 0;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .page-container {
        padding: var(--spacing-sm);
    }
    
    .portfolio-page {
        padding: var(--spacing-md);
    }

    .form-group {
        padding: var(--spacing-md);
    }
    
    #addPostForm button {
        width: 100%;
    }
    
    .files-preview {
        flex-direction: column;
    }
    
    .post-title {
        font-size: 1.8rem;
    }
}

/* ===== ACESSIBILIDADE ===== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* CSS para o Rightbar Toggle */
    .rightbar-toggle {
        display: none;
        position: fixed;
        top: 20px;
        right: 20px;
        z-index: 1001;
        background: var(--accent-color);
        color: white;
        border: none;
        border-radius: 5px;
        padding: 10px 15px;
        font-size: 14px;
        cursor: pointer;
        transition: all 0.3s ease;
    }

    .rightbar-toggle:hover {
        background: var(--accent-hover);
    }

    .rightbar-toggle.active {
        background: var(--accent-hover);
    }

    /* No mobile, mostrar ambos os botões */
    @media (max-width: 768px) {
        .rightbar-toggle {
            display: block;
        }
        
        .menu-toggle {
            display: block;
            position: fixed;
            top: 20px;
            left: 20px;
            z-index: 1001;
            background: var(--accent-color);
            color: white;
            border: none;
            border-radius: 5px;
            padding: 10px 15px;
            font-size: 16px;
            cursor: pointer;
        }
        
        .rightbar {
            position: fixed;
            top: 0;
            right: -100%;
            width: 80%;
            max-width: 300px;
            height: 100vh;
            background: var(--sidebar-bg);
            border-left: 1px solid var(--border-color);
            z-index: 1000;
            transition: right 0.3s ease;
            overflow-y: auto;
            padding: 20px;
        }
        
        .rightbar.mobile-open {
            right: 0;
        }
        
        /* Ajustar overlay para cobrir ambos os menus */
        .mobile-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
        }
        
        .mobile-overlay.active {
            opacity: 1;
            visibility: visible;
        }
        
        /* Ajustar conteúdo principal quando menu estiver aberto */
        .main-content {
            transition: transform 0.3s ease;
        }
    }

    /* Desktop - esconder botões de toggle */
    @media (min-width: 769px) {
        .menu-toggle, .rightbar-toggle {
            display: none;
        }
    }