body
{
   background-color: #FFFFFF;
   color: #000000;
   font-family: Arial;
   font-weight: normal;
   font-size: 16px;
   line-height: 1.1875;
   margin: 0;
   padding: 0;
}
/* Desabilitar seleção de texto */
body {
-webkit-user-select: none; /* Chrome/Safari */
-moz-user-select: none;    /* Firefox */
-ms-user-select: none;     /* IE/Edge */
user-select: none;         /* Padrão */
}
        /* --- CONFIGURAÇÕES GLOBAIS E VARIÁVEIS DE COR --- */
        :root {
            --color-primary: #0d47a1;
            --color-secondary: #1976d2;
            --color-accent: #ff6f00;
            --color-background: #f4f7f9;
            --color-text: #333;
            --color-text-light: #495057;
            --color-card-bg: #ffffff;
            --shadow-light: 0 4px 15px rgba(0, 0, 0, 0.05);
            --shadow-medium: 0 8px 25px rgba(0, 0, 0, 0.1);
            --border-radius: 12px;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', sans-serif;
            line-height: 1.8;
            background-color: var(--color-background);
            color: var(--color-text);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            opacity: 0;
            transition: opacity 0.5s ease-in-out;
        }

        body.ready { opacity: 1; }

        /* --- HEADER --- */
        .page-header {
            background: linear-gradient(135deg, #b45309, #f59e0b);
            color: white;
            text-align: center;
            padding: 5rem 1.5rem 7rem;
            position: relative;
            clip-path: ellipse(100% 65% at 50% 35%);
        }
        
        .header-title {
            font-family: 'Poppins', sans-serif;
            font-size: clamp(2.8rem, 6vw, 4.2rem);
            font-weight: 800;
            margin-bottom: 1rem;
            color: white;
            -webkit-text-stroke: 1.5px black;
            text-shadow: none;
        }
        .header-subtitle {
            font-size: clamp(1.125rem, 3vw, 1.4rem);
            max-width: 800px;
            margin: 0 auto;
            color: white;
            font-weight: 500;
            text-shadow: 0px 2px 4px rgba(0, 0, 0, 0.6);
        }
        
        /* --- ESTRUTURA PRINCIPAL E SECÇÕES --- */
        .main-content {
            max-width: 1000px;
            margin: -4rem auto 3rem auto;
            padding: 0 1.5rem;
            position: relative;
            z-index: 2;
        }
        .content-card {
            background-color: var(--color-card-bg);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-medium);
            padding: clamp(1.5rem, 5vw, 3rem);
            margin-bottom: 2.5rem;
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s ease-out, transform 0.6s ease-out;
            /* Adiciona borda subtil para um contorno mais nítido */
            border: 1px solid rgba(0, 0, 0, 0.05);
        }
        .content-card.is-visible {
            opacity: 1;
            transform: translateY(0);
        }
        .section-title {
            font-family: 'Poppins', sans-serif;
            font-size: clamp(1.8rem, 4vw, 2.5rem);
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 1.5rem;
            display: flex;
            align-items: center;
            gap: 1rem;
            border-bottom: 2px solid var(--color-accent);
            padding-bottom: 0.75rem;
        }
        .section-title .fa-solid { color: var(--color-accent); }
        
        .section-title > div { line-height: 1.2; }
        .section-title .subtitle {
            display: block;
            font-family: 'Inter', sans-serif;
            font-size: 0.5em;
            font-weight: 500;
            color: var(--color-text-light);
            margin-top: 4px;
            letter-spacing: normal;
        }

        /* --- ELEMENTOS DE TEXTO --- */
        h3 {
            font-family: 'Poppins', sans-serif;
            color: var(--color-secondary);
            font-size: 1.5rem;
            margin-top: 2rem;
            margin-bottom: 1rem;
        }
        h4 {
            font-family: 'Poppins', sans-serif;
            color: var(--color-primary);
            font-size: 1.2rem;
            margin-bottom: 0.5rem;
        }
        p {
            margin-bottom: 1.5rem;
            color: var(--color-text-light);
            font-size: 1.1rem;
        }
        p:last-child { margin-bottom: 0; }
        strong { color: var(--color-primary); font-weight: 600; }
        ul { list-style: none; padding-left: 0; margin-bottom: 1.5rem; }
        ul li { position: relative; padding-left: 2rem; margin-bottom: 0.75rem; color: var(--color-text-light); font-size: 1.1rem; }
        ul li::before {
            content: '\f058';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute; left: 0;
            color: var(--color-secondary);
            font-size: 1.1rem;
        }

        /* --- COMPONENTES ESPECÍFICOS --- */
        .card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; margin-top: 2rem; }
        .info-card { 
            background-color: var(--color-background); 
            padding: 1.5rem; 
            border-radius: 8px; 
            border-left: 4px solid var(--color-accent); 
            display: flex; 
            flex-direction: column;
            /* Adiciona sombra e borda para destacar os subquadros */
            border: 1px solid #e0e0e0;
            box-shadow: var(--shadow-light);
            /* Adiciona efeito de hover para interatividade */
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .info-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-medium);
        }
        
        .info-card h4 {
            font-family: 'Poppins', sans-serif;
            font-weight: 600;
            font-size: 1.2rem;
            text-transform: none;
            letter-spacing: normal;
            color: var(--color-primary);
            margin-bottom: 1rem;
        }
        
        .card-title-wrapper {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 0.5rem;
        }
        
        .comparison-table { width: 100%; border-collapse: collapse; margin-top: 2rem; box-shadow: var(--shadow-light); border-radius: var(--border-radius); overflow: hidden; }
        .comparison-table th, .comparison-table td { padding: 1rem 1.25rem; text-align: left; border-bottom: 1px solid #e0e0e0; }
        .comparison-table th { background-color: var(--color-primary); color: white; font-family: 'Poppins', sans-serif; }
        .comparison-table td:first-child { font-weight: 600; color: var(--color-primary); }
        .comparison-table tr:last-child td { border-bottom: none; }
        
        .pros-cons-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; margin-top: 2rem; }
        @media (min-width: 768px) { .pros-cons-grid { grid-template-columns: 1fr 1fr; } }
        .pros-cons-table { 
            border-radius: var(--border-radius); 
            overflow: hidden; 
            /* Substitui a borda por uma sombra consistente */
            box-shadow: var(--shadow-light);
        }
        
        .pros-cons-table h4 {
            padding: 1rem;
            display: flex;
            align-items: center;
            gap: 0.75rem;
            margin: 0;
            font-family: 'Poppins', sans-serif;
            font-weight: 600;
            font-size: 1.1rem;
        }
        .pros-cons-table ul { padding: 1rem 1rem 1rem 2.5rem; margin: 0; list-style-type: none; }
        .pros-cons-table ul li::before { content: '•'; font-size: 1.5rem; top: -0.1em; }
        .pros-table h4 { background-color: #e8f5e9; color: #2e7d32; }
        .pros-table ul li::before { color: #2e7d32; }
        .cons-table h4 { background-color: #ffebee; color: #c62828; }
        .cons-table ul li::before { color: #c62828; }

        /* --- ESTILOS RESPONSIVOS PARA VISTA DE TELEMÓVEL --- */
        @media (max-width: 768px) {
            /* Esconde o cabeçalho original da tabela */
            .comparison-table thead {
                display: none;
            }

            /* Remove os estilos da tabela principal para dar lugar aos cartões */
            .comparison-table {
                box-shadow: none;
                background-color: transparent;
                border-radius: 0;
                overflow: visible;
                margin-top: 0;
            }
            .comparison-table tbody {
                display: flex;
                flex-direction: column;
                gap: 1.5rem;
            }

            /* Transforma cada linha <tr> num cartão */
            .comparison-table tr {
                display: block;
                width: 100%;
                border-radius: var(--border-radius);
                box-shadow: var(--shadow-medium);
                background-color: var(--color-card-bg);
                padding: 1.5rem;
            }

            /* Transforma cada célula <td> num bloco */
            .comparison-table td {
                display: block;
                width: 100%;
                padding: 0;
                border: none;
            }
            
            /* Estiliza a primeira célula como o título do cartão */
            .comparison-table td:first-child {
                font-family: 'Poppins', sans-serif;
                font-size: 1.3rem;
                font-weight: 700;
                color: var(--color-primary);
                padding-bottom: 1rem;
                margin-bottom: 1rem;
                border-bottom: 2px solid var(--color-accent);
            }

            /* Adiciona os rótulos "Indústria 4.0" e "Indústria 5.0" antes do conteúdo */
            .comparison-table td:nth-child(2)::before {
                content: "Indústria 4.0";
                display: block;
                font-weight: 600;
                color: var(--color-secondary);
                font-size: 0.9rem;
                text-transform: uppercase;
                margin-bottom: 0.25rem;
            }
            .comparison-table td:nth-child(3)::before {
                content: "Indústria 5.0";
                display: block;
                font-weight: 600;
                color: var(--color-secondary);
                font-size: 0.9rem;
                text-transform: uppercase;
                margin-top: 1rem; /* Espaço entre 4.0 e 5.0 */
                margin-bottom: 0.25rem;
            }
            
            /* --- NOVAS ALTERAÇÕES PARA AUMENTAR TEXTO E AJUSTAR LAYOUT EM TELEMÓVEL --- */

            /* 1. Encurtar secção inicial e aumentar letra */
            .page-header {
                padding: 4rem 1.5rem 6rem; /* Padding vertical reduzido */
                clip-path: ellipse(110% 65% at 50% 35%); /* Ajuste ligeiro ao clip-path */
            }
            .header-title {
                font-size: clamp(2.9rem, 7vw, 4.2rem); /* Tamanho de letra aumentado */
            }
            .header-subtitle {
                font-size: clamp(1.2rem, 3.5vw, 1.4rem); /* Tamanho de letra aumentado */
                line-height: 1.7; /* Melhora a legibilidade */
            }

            /* 2. Aumentar tamanho da letra nas restantes secções */
            .section-title {
                font-size: clamp(1.9rem, 5vw, 2.5rem); /* Tamanho aumentado */
            }
            h3 {
                font-size: 1.6rem;
            }
            h4, .info-card h4 {
                font-size: 1.25rem;
            }
            p, ul li {
                font-size: 1.12rem; /* Aumento ligeiro do corpo do texto */
                line-height: 1.85; /* Mais espaço entre linhas para ler melhor */
            }
            ul li::before {
                font-size: 1.15rem; /* Ajuste proporcional do ícone da lista */
            }
        }
        
        .popup-trigger {
            background: var(--color-accent);
            color: white;
            border: none;
            border-radius: 50%;
            width: 28px;
            height: 28px;
            font-size: 1.1rem;
            font-weight: bold;
            cursor: pointer;
            transition: transform 0.2s ease, background-color 0.2s ease;
            flex-shrink: 0;
        }
        .popup-trigger:hover { transform: scale(1.1); background-color: #e65100; }
        
        .modal-overlay {
            position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.7);
            z-index: 1000; display: none; align-items: center; justify-content: center;
            opacity: 0; transition: opacity 0.3s ease-in-out;
        }
        .modal-overlay.is-open { display: flex; opacity: 1; }
        .modal-content {
            background: white;
            padding: 2rem;
            border-radius: var(--border-radius);
            max-width: 600px;
            width: 90%;
            position: relative;
            transform: scale(0.95);
            transition: transform 0.3s ease-in-out;
            max-height: 85vh;
            overflow-y: auto;
        }
        .modal-overlay.is-open .modal-content { transform: scale(1); }
        .modal-close { position: absolute; top: 1rem; right: 1rem; background: none; border: none; font-size: 1.8rem; cursor: pointer; color: #aaa; }
        .modal-close:hover { color: #333; }
        .modal-content h3 { border-bottom: 2px solid var(--color-accent); padding-bottom: 0.5rem; }
        
        #conclusion { background: linear-gradient(135deg, #003973, #005f73); color: white; }
        #conclusion .section-title, #conclusion h3 { color: white; border-bottom-color: var(--color-accent); }
        
        #conclusion .section-title .subtitle {
            color: #ffab40; font-weight: 600; font-size: 0.6em;
            text-transform: uppercase; letter-spacing: 0.5px; margin-top: 6px;
        }
        #conclusion p, #conclusion ul li { color: rgba(255,255,255,0.9); }
        #conclusion ul li::before { color: var(--color-accent); }
        #conclusion strong { color: #ffab40; }

        footer p { font-size: initial; line-height: initial; }

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