/* --- 2. Secção Hero (Destaque) --- */
        .hero {
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: flex-start;
            text-align: left;
            height: 80vh;
            min-height: 520px;
            margin-top: 60px;
            color: var(--cor-branco);
            background:
                linear-gradient(90deg, rgba(12, 10, 9, 0.88) 0%, rgba(12, 10, 9, 0.62) 48%, rgba(12, 10, 9, 0.22) 100%),
                url("../img/hero-auto-reis-2027.jpg") center 38% / cover no-repeat;
        }

        .hero .container {
            width: 100%;
            max-width: 1200px;
        }

        .hero-conteudo {
            max-width: 620px;
        }

        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 0.5rem;
            color: var(--cor-branco);
            text-shadow: 0 2px 14px rgba(0,0,0,0.45);
        }

        .hero p {
            font-size: 1.3rem;
            margin-bottom: 2rem;
            color: var(--cor-branco);
            text-shadow: 0 2px 10px rgba(0,0,0,0.45);
        }

        .hero .badge {
            display: inline-block;
            background-color: var(--cor-secundaria); /* Cor do badge "GENOMA" */
            color: var(--cor-branco);
            padding: 0.5rem 1rem;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: bold;
            margin-bottom: 1rem;
        }

        .hero .sub-titulo-data {
            color: var(--cor-branco);
            font-size: 1.2rem;
            font-weight: 700;
            text-shadow: 0 2px 10px rgba(0,0,0,0.8);
            margin-top: -1rem;
            margin-bottom: 2rem;
        }

        /* --- 3. Secção Sobre Nós --- */
        #sobre {
            background-color: var(--cor-branco); /* Fundo branco para contraste */
            color: var(--cor-texto);
        }
        #sobre .container {
            display: flex;
            gap: 2rem;
            align-items: center;
        }
        #sobre .sobre-texto, #sobre .sobre-img {
            flex: 1;
        }
        #sobre .sobre-img img {
            border-radius: 10px;
            box-shadow: 0 4px 10px rgba(0,0,0,0.08);
        }

        /* --- 4. Secção Próximos Eventos --- */
        #eventos {
            background-color: var(--cor-fundo-geral); /* Fundo bege */
        }

        #eventos h2 {
            margin-bottom: 2rem;
        }

        #eventos h3.section-label {
            font-size: 1.5rem;
            margin: 2.5rem 0 0;
        }

        #eventos-anteriores .past-events {
            margin-top: 3rem;
            padding-top: 2rem;
            border-top: 1px solid rgba(42, 56, 79, 0.18);
        }

        #eventos-anteriores .past-events .card-evento {
            opacity: 0.88;
        }

        .eventos-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 2rem;
        }

        .card-evento {
            background-color: var(--cor-branco); /* Cartões brancos */
            border-radius: 8px;
            box-shadow: 0 4px 8px rgba(0,0,0,0.08);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .card-evento:hover {
            transform: translateY(-5px);
            box-shadow: 0 6px 12px rgba(0,0,0,0.12);
        }

        .card-evento img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }

        .card-evento-conteudo {
            padding: 1.5rem;
            flex-grow: 1;
        }

        .card-evento-data {
            font-size: 0.9rem;
            color: var(--cor-secundaria); /* Data em castanho/dourado */
            font-weight: bold;
            margin-bottom: 0.5rem;
        }

        .card-evento-conteudo h3 {
            font-size: 1.3rem;
            color: var(--cor-primaria); /* Título do evento em azul escuro */
        }

        .card-evento-footer {
            padding: 0 1.5rem 1.5rem;
        }

        /* Participation pathways */
        .participation-section {
            padding: 3rem 0;
            background: var(--cor-primaria);
            color: var(--cor-branco);
            text-align: center;
        }

        .participation-section h2 {
            color: var(--cor-branco);
            margin-bottom: 1.5rem;
        }

        .participation-options {
            display: grid;
            grid-template-columns: repeat(3, minmax(0, 1fr));
            gap: 1.25rem;
            text-align: left;
        }

        .participation-card {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            padding: 1.5rem;
            border-radius: 8px;
            background: var(--cor-branco);
            color: var(--cor-texto);
        }

        .participation-card h3 {
            font-size: 1.25rem;
        }

        .participation-card p {
            flex-grow: 1;
            margin-bottom: 1.25rem;
        }

        .participation-contact {
            margin: 1.25rem 0 0;
        }

        .participation-contact a {
            color: var(--cor-branco);
        }

        /* --- 6. Rodapé --- */
        footer {
            background-color: var(--cor-texto); /* Rodapé em azul escuro */
            color: #ccc;
            padding: 3rem 0;
            text-align: center;
        }

        footer .container > h3 {
            color: #fff;
        }

        .social-groups {
            display: flex;
            justify-content: center;
            gap: 3rem;
            flex-wrap: wrap;
            margin: 1.5rem 0;
        }

        .social-groups h4 {
            color: var(--cor-branco);
            margin-bottom: 0.5rem;
        }

        .social-links {
            list-style: none;
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            margin-bottom: 1rem;
        }
        
        .social-links a {
            color: var(--cor-branco); /* Ícones sociais em branco */
            font-size: 1.5rem;
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .social-links a:hover {
            color: var(--cor-secundaria);
        }

        footer p {
            font-size: 0.9rem;
        }

        /* --- Elementos de Rodapé Inferior (Confidential, Copyright) --- */
        .bottom-footer-details {
            display: flex;
            justify-content: space-between;
            padding: 1rem 2rem;
            margin-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1); /* Linha divisória */
            font-size: 0.8rem;
            color: rgba(255,255,255,0.7);
        }

        .bottom-footer-details span {
            display: inline-block;
            border: 1px solid rgba(255,255,255,0.3);
            border-radius: 5px;
            padding: 0.3rem 0.8rem;
            margin: 0 0.5rem;
        }