/* --- Configurações Globais e Variáveis --- */
        :root {
            --primary-green: #2C5E1A;
            --accent-orange: #E67E22;
            --light-bg: #F8F9F5;
            --dark-text: #333333;
            --brown-details: #8D6E63;
            --white-color: #FFFFFF;
            --font-header: 'Montserrat', sans-serif;
            --font-body: 'Lato', sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--light-bg);
            color: var(--dark-text);
        }

        /* --- Barra de Navegação --- */
        .navbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            background-color: rgba(255, 255, 255, 0.95);
            padding: 1rem 2rem;
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            transition: padding 0.3s;
        }

        .navbar-logo {
            font-family: var(--font-header);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary-green);
            text-decoration: none;
        }

        .navbar-logo i {
            margin-right: 8px;
            color: var(--accent-orange);
        }

        .navbar-links {
            list-style: none;
            display: flex;
            gap: 2rem;
        }

        .navbar-links a {
            text-decoration: none;
            color: var(--primary-green);
            font-weight: 600;
            font-family: var(--font-header);
            font-size: 1rem;
            transition: color 0.3s ease;
            position: relative;
            padding-bottom: 5px;
        }

        .navbar-links a::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: 0;
            left: 50%;
            background-color: var(--accent-orange);
            transition: all 0.3s ease;
        }

        .navbar-links a:hover {
            color: var(--accent-orange);
        }

        .navbar-links a:hover::after {
            width: 100%;
            left: 0;
        }

        /* --- Banner (Carrossel) --- */
        .carousel-container {
            position: relative;
            width: 100%;
            height: 95vh;
            overflow: hidden;
            margin-top: 60px;
            /* Espaço para a navbar */
        }

        .carousel-slide {
            display: none;
            width: 100%;
            height: 100%;
            background-size: cover;
            background-position: center;
            animation: fadeIn 1.5s ease-in-out;
        }

        .carousel-slide.active {
            display: block;
        }

        @keyframes fadeIn {
            from {
                opacity: 0.5;
                transform: scale(1.05);
            }

            to {
                opacity: 1;
                transform: scale(1);
            }
        }

        .carousel-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(to top, rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.2));
        }

        .carousel-content {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            text-align: center;
            color: var(--white-color);
            padding: 2rem;
            width: 90%;
            max-width: 800px;
        }

        .carousel-content h1 {
            font-family: var(--font-header);
            font-size: clamp(2rem, 5vw, 3.5rem);
            margin-bottom: 0.5rem;
            text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.7);
        }

        .carousel-content p {
            font-size: clamp(1rem, 2.5vw, 1.3rem);
            margin-bottom: 2rem;
            text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.7);
        }

        .carousel-nav {
            position: absolute;
            top: 50%;
            width: 100%;
            display: flex;
            justify-content: space-between;
            transform: translateY(-50%);
            padding: 0 1.5rem;
        }

        .carousel-nav button {
            background-color: rgba(255, 255, 255, 0.2);
            color: var(--white-color);
            border: 1px solid rgba(255, 255, 255, 0.5);
            padding: 0.8rem;
            cursor: pointer;
            border-radius: 50%;
            font-size: 1.5rem;
            width: 50px;
            height: 50px;
            transition: all 0.3s;
        }

        .carousel-nav button:hover {
            background-color: var(--accent-orange);
            border-color: var(--accent-orange);
        }

        /* --- Estrutura das Secções --- */
        .section {
            padding: 6rem 2rem;
            text-align: center;
        }

        .section.bg-white {
            background-color: var(--white-color);
        }

        .section-title {
            font-family: var(--font-header);
            font-size: 2.8rem;
            color: var(--primary-green);
            margin-bottom: 1rem;
            position: relative;
            display: inline-block;
        }

        .section-title::after {
            content: '';
            position: absolute;
            width: 70%;
            height: 4px;
            background-color: var(--accent-orange);
            bottom: -15px;
            left: 15%;
            border-radius: 2px;
        }

        .section-subtitle {
            max-width: 800px;
            margin: 2rem auto 4rem auto;
            line-height: 1.7;
            font-size: 1.1rem;
            color: #555;
        }

        /* --- Secção "Antes e Depois" --- */
        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 2.5rem;
            margin-top: 3rem;
        }

        .gallery-item {
            background-color: var(--white-color);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            border-radius: 12px;
            overflow: hidden;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            text-align: left;
            border: 1px solid #eee;
        }

        .gallery-item:hover {
            transform: translateY(-10px);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
        }

        .comparison {
            display: flex;
            position: relative;
        }

        .comparison-image {
            width: 50%;
            position: relative;
        }

        .comparison-image img {
            width: 100%;
            height: 280px;
            object-fit: cover;
            display: block;
        }

        .comparison-image::before {
            content: attr(data-label);
            position: absolute;
            top: 10px;
            left: 10px;
            background-color: rgba(0, 0, 0, 0.7);
            color: white;
            padding: 5px 10px;
            border-radius: 5px;
            font-family: var(--font-header);
            font-size: 0.9rem;
            font-weight: 600;
        }

        .gallery-item-title {
            font-family: var(--font-header);
            color: var(--primary-green);
            padding: 1.5rem;
            font-size: 1.4rem;
        }

        /* --- Botões e Links --- */
        .btn {
            background-color: var(--accent-orange);
            color: var(--white-color);
            padding: 1rem 2.2rem;
            text-decoration: none;
            border-radius: 50px;
            font-weight: 700;
            font-family: var(--font-header);
            transition: all 0.3s ease;
            display: inline-block;
            box-shadow: 0 4px 15px rgba(230, 126, 34, 0.4);
            border: none;
            cursor: pointer;
        }

        .btn:hover {
            background-color: #d35400;
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(230, 126, 34, 0.5);
        }

        /* --- Botão Flutuante (Contacto) --- */
        .floating-contact-btn {
            position: fixed;
            bottom: 25px;
            right: 25px;
            background-color: var(--primary-green);
            color: var(--white-color);
            width: 60px;
            height: 60px;
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            font-size: 1.8rem;
            text-decoration: none;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.25);
            z-index: 999;
            transition: transform 0.3s, background-color 0.3s;
        }

        .floating-contact-btn:hover {
            transform: scale(1.1) rotate(10deg);
            background-color: var(--accent-orange);
        }

        /* --- Rodapé --- */
        footer {
            background-color: #272727;
            color: #ccc;
            text-align: center;
            padding: 2rem;
        }

        footer p {
            margin: 0;
        }

        /* --- Responsividade --- */
        @media (max-width: 768px) {
            .navbar {
                padding: 1rem;
            }

            .navbar-links {
                display: none;
                /* Menu hambúrguer seria o próximo passo */
            }

            .carousel-container {
                height: 70vh;
                margin-top: 55px;
            }

            .section {
                padding: 4rem 1rem;
            }

            .section-title {
                font-size: 2.2rem;
            }

            .gallery-grid {
                grid-template-columns: 1fr;
            }
        }