/* Estilos Gerais */
        :root {
            --azul-dental: #2c5d7d;
            --azul-claro: #eef4f7;
            --cinza-escuro: #333;
            --branco: #ffffff;
        }

        * { margin: 0; padding: 0; box-sizing: border-box; }
        body { font-family: 'Montserrat', sans-serif; color: var(--cinza-escuro); line-height: 1.6; }
        
        /* Navegação */
        nav {
            background: var(--branco);
            padding: 1rem 5%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: fixed;
            width: 100%;
            top: 0;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            z-index: 1000;
        }
        nav .logo { font-weight: 700; color: var(--azul-dental); font-size: 1.2rem; }
        nav ul { display: flex; list-style: none; }
        nav ul li { margin-left: 20px; }
        nav ul li a { text-decoration: none; color: var(--cinza-escuro); font-size: 0.9rem; transition: 0.3s; }
        nav ul li a:hover { color: var(--azul-dental); }

        /* Hero Section **/
        .hero {
            height: 80vh;
            background: linear-gradient(rgba(0,0,0,0.4), rgba(0,0,0,0.4)), url('../images/reception.png') no-repeat;
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            color: white;
            padding: 0 20px;
            margin-top: 60px;
        }
        .hero h1 { font-size: 2.5rem; margin-bottom: 1rem; }
        .hero p { font-size: 1.2rem; max-width: 700px; }

        /* Seções */
        section { padding: 80px 10%; }
        .grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 40px; align-items: center; }
        
        .section-title { text-align: center; margin-bottom: 50px; }
        .section-title h2 { color: var(--azul-dental); font-size: 2rem; margin-bottom: 10px; }
        .section-title div { width: 50px; height: 3px; background: var(--azul-dental); margin: 0 auto; }

        /* Destaque Planejamento Digital */
        .bg-claro { background-color: var(--azul-claro); }
        .img-box img { width: 100%; border-radius: 10px; box-shadow: 0 5px 15px rgba(0,0,0,0.1); }

        /* Cards de Texto */
        .card { background: white; padding: 30px; border-radius: 8px; border-left: 5px solid var(--azul-dental); box-shadow: 0 3px 10px rgba(0,0,0,0.05); }

        /* Botão WhatsApp */
        .btn-wpp {
            display: inline-block;
            background: #25d366;
            color: white;
            padding: 15px 30px;
            text-decoration: none;
            border-radius: 50px;
            font-weight: bold;
            margin-top: 20px;
            transition: 0.3s;
        }
        .btn-wpp:hover { background: #128c7e; transform: scale(1.05); }

        /* Footer */
        footer { background: #222; color: white; padding: 40px 10%; text-align: center; font-size: 0.9rem; }
        .social-links a { color: white; margin: 0 10px; text-decoration: none; }

        /* Responsividade */
        @media (max-width: 768px) {
            nav ul { display: none; }
            .hero h1 { font-size: 1.8rem; }
        }