/* Reset e Base */
:root { --vermelho: #D32F2F; --fundo: #0e0e0e; --texto: #fff; }
body { margin: 0; font-family: Arial, sans-serif; background: var(--fundo); color: var(--texto); }

/* Layout */
.container { max-width: 1000px; margin: 0 auto; padding: 20px; text-align: center; }

/* Header */
header { background: #1a1a1a; border-bottom: 3px solid var(--vermelho); padding: 15px 0; }
.header-content { display: flex; justify-content: space-between; align-items: center; }
.logo { max-height: 70px; }

/* Botões */
.btn-cta { background: var(--vermelho); color: white; padding: 12px 25px; text-decoration: none; border-radius: 5px; font-weight: bold; border:none; cursor: pointer; font-size: 1rem; }
.btn-whatsapp { background: #25D366; color: white; padding: 12px 30px; text-decoration: none; border-radius: 50px; display: inline-block; margin-top: 20px; font-weight: bold; transition: transform 0.2s; }
.btn-whatsapp:hover { transform: scale(1.05); }

/* Hero */
.hero { padding: 80px 20px; background: radial-gradient(circle, #222 0%, #000 100%); }
.hero h1 { font-size: 2.5rem; margin-bottom: 10px; }
.hero p { color: #ccc; font-size: 1.2rem; }

/* Serviços (Grid) */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; margin-top: 30px; }
.card { background: #1a1a1a; padding: 30px; border-radius: 10px; border: 1px solid #333; transition: transform 0.2s; }
.card:hover { transform: translateY(-5px); border-color: var(--vermelho); }
.card h3 { color: var(--vermelho); margin: 10px 0; }
.card-icon { font-size: 3rem; margin-bottom: 10px; display: block; }

/* Rodapé */
footer { text-align: center; padding: 40px 0; background: #000; margin-top: 50px; color: #666; font-size: 0.9rem; }

/* RESPONSIVIDADE (Celular) */
@media (max-width: 768px) {
    .header-content { flex-direction: column; gap: 15px; }
    .hero { padding: 50px 20px; }
    .hero h1 { font-size: 1.8rem; }
    .hero p { font-size: 1rem; }
    .chat-window { width: 90%; right: 5%; bottom: 80px; }
}