:root {
            --primary-cyan: #00FFFF;
            --dark-bg: #0A0A0A;
            --secondary-blue: #003344;
            --text-grey: #4A4A4A;
            --pure-white: #F0F0F0;
        }

        body {
            margin: 0;
            font-family: 'Inter', sans-serif;
            background-color: var(--dark-bg);
            color: var(--pure-white);
            line-height: 1.6;
        }

        header {
            padding: 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid var(--secondary-blue);
        }

        /* Ajuste para a logo */
        .logo {
            max-height: 80px; /* Aumenta a altura máxima da logo */
            width: auto; /* Mantém a proporção da imagem */
            /* Removido filtros de cor para um efeito mais limpo */
            box-shadow: 0 0 10px var(--primary-cyan); /* Adiciona um brilho ciano */
            border-radius: 30px; /* Bordas levemente arredondadas para o brilho */
            transition: box-shadow 0.3s ease-in-out; /* Adiciona transição suave */
        }

        .logo:hover {
            box-shadow: 0 0 20px var(--primary-cyan); /* Aumenta o brilho ao passar o mouse */
        }

        .hero {
            height: 80vh;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            padding: 0 1rem;
            background: radial-gradient(circle at center, var(--secondary-blue) 0%, var(--dark-bg) 70%);
        }

        .hero h1 {
            font-size: 3rem;
            margin-bottom: 1rem;
            max-width: 800px;
        }

        .hero span {
            color: var(--primary-cyan);
        }

        .hero p {
            font-size: 1.2rem;
            color: #ccc;
            max-width: 600px;
            margin-bottom: 2rem;
        }

        .cta-button {
            background-color: var(--primary-cyan);
            color: var(--dark-bg);
            padding: 1rem 2.5rem;
            text-decoration: none;
            font-weight: 700;
            border-radius: 5px;
            transition: 0.3s;
            text-transform: uppercase;
        }

        .cta-button:hover {
            box-shadow: 0 0 20px var(--primary-cyan);
            transform: translateY(-3px);
        }

        .features {
            padding: 5rem 2rem;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            max-width: 1200px;
            margin: 0 auto;
        }

        .card {
            background: rgba(255, 255, 255, 0.03);
            padding: 2rem;
            border-radius: 10px;
            border: 1px solid var(--secondary-blue);
            transition: 0.3s;
        }

        .card:hover {
            border-color: var(--primary-cyan);
        }

        .card h3 {
            color: var(--primary-cyan);
            margin-top: 0;
        }

        footer {
            text-align: center;
            padding: 3rem;
            font-size: 0.9rem;
            color: var(--text-grey);
            border-top: 1px solid var(--secondary-blue);
        }

        #contato {
            padding: 5rem 2rem;
            max-width: 600px;
            margin: 0 auto;
            text-align: center;
        }

        #contato h2 {
            color: var(--primary-cyan);
        }

        #whatsappForm {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            margin-top: 2rem;
        }

        #whatsappForm input,
        #whatsappForm textarea {
            padding: 1rem;
            border-radius: 5px;
            border: 1px solid var(--secondary-blue);
            background: #1a1a1a;
            color: white;
        }

        #whatsappForm button {
            cursor: pointer;
            border: none;
        }

        #precos {
            padding: 5rem 2rem;
            max-width: 1000px;
            margin: 0 auto;
        }

        #precos h2 {
            text-align: center;
            color: var(--primary-cyan);
            margin-bottom: 3rem;
        }

        #precos > div {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2.5rem;
        }

        #precos .card {
            text-align: center;
            position: relative;
        }

        #precos .card h3 {
            color: white;
        }

        #precos .card p {
            font-size: 0.9rem;
            color: #888;
        }

        #precos .card div {
            font-size: 2.5rem;
            font-weight: bold;
            margin: 1.5rem 0;
        }

        #precos .card div span {
            font-size: 1rem;
        }

        #precos .card ul {
            text-align: left;
            list-style: none;
            padding: 0;
            font-size: 0.9rem;
        }

        #precos .card li {
            margin-bottom: 0.5rem;
        }

        #precos .card:nth-child(2) { /* Estilo para o card MAIS VENDIDO */
            border-color: var(--primary-cyan);
            transform: scale(1.05);
            box-shadow: 0 0 15px rgba(0,255,255,0.2);
        }

        #precos .card:nth-child(2) h3 {
            color: var(--primary-cyan);
        }

        #precos .card:nth-child(2) > div:first-child { /* Etiqueta MAIS VENDIDO */
            background: var(--primary-cyan);
            color: black;
            font-size: 0.7rem;
            font-weight: bold;
            padding: 3px 10px;
            border-radius: 20px;
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
        }

        #precos .card:nth-child(3) h3 {
            color: white;
        }

        #precos .card:nth-child(3) div {
            font-size: 1.5rem;
            font-weight: bold;
            margin: 1.5rem 0;
            color: var(--primary-cyan);
        }