html { scroll-behavior: smooth; }
    body { padding-bottom: 40px; }
    .hero { position: relative; background-image: url('back.jpg'); background-size: cover; background-position: center; color: white; text-align: center; padding: 140px 20px 120px; }
    .hero-overlay { position: absolute; top: 0; right: 0; bottom: 0; left: 0; background: linear-gradient(to bottom, rgba(0,0,0,0.8), rgba(0,0,0,0.6)); z-index: 0; }
    .hero .content { position: relative; z-index: 1; }
    .section { padding: 80px 0; }
    .advantage-card { background-color: #fff; border-radius: 10px; box-shadow: 0 4px 10px rgba(0,0,0,0.05); }
    .advantage-card i { color: #a13bd8; }
    .task-card { background-color: #fff; border-radius: 10px; box-shadow: 0 4px 10px rgba(0,0,0,0.05); padding: 30px; height: 100%; }
    .task-card h4 { color: #a13bd8; font-weight: 600; margin-bottom: 10px; }
    .testimonial-card { background-color: #f8f9fa; border-radius: 10px; box-shadow: 0 4px 10px rgba(0,0,0,0.05); }
    .promo-card { background-color: #f8f9fa; border-radius: 10px; box-shadow: 0 4px 10px rgba(0,0,0,0.05); }
    #clients .row { row-gap: 1.5rem; }
    .contact-bar { position: fixed; bottom: 0; left: 0; width: 100%; background-color: #a13bd8; color: #fff; padding: 10px 0; z-index: 1000; }
    .contact-bar a { color: #fff; text-decoration: none; margin: 0 15px; font-weight: 600; display: flex; align-items: center; }
    .contact-bar a i { margin-right: 5px; }
    .contact-bar a span { margin-left: 3px; }
    @media (max-width: 576px) {
      .contact-bar a.phone-secondary { display: none; }
      .contact-bar a.email span, .contact-bar a.whatsapp span { display: none; }
    }
    .accordion-button { font-weight: 600; background-color: #f8f9fa; }
    .accordion-button:not(.collapsed) { background-color: #e9e3f5; }
    .accordion-body { background-color: #ffffff; border-top: 1px solid #eee; }