/* ==========================================================================
   ENDOTEC — RESPONSIVE.CSS
   Breakpoints: Desktop (>1200px) > Notebook (992-1200px) > Tablet (768-992px) > Mobile (<768px)
   Componentes são redesenhados, não apenas empilhados.
   ========================================================================== */

/* ---------- NOTEBOOK / TELAS MÉDIAS ---------- */
@media (max-width: 1200px) {
  .hero-container { gap: 32px; }
  .hero-visual { height: 400px; }
  .orbit-composition { width: 340px; height: 340px; }
  .core-sphere { width: 130px; height: 130px; }

  .trust-grid,
  .diff-grid,
  .team-grid { gap: 22px; }

  .products-showcase { grid-template-columns: repeat(3, 1fr); }
  .brands-grid { grid-template-columns: repeat(4, 1fr); }
}

/* ---------- TABLET ---------- */
@media (max-width: 992px) {
  .container { padding: 0 24px; }

  /* Menu vira painel lateral deslizante */
  .nav-toggle { display: flex; }

  .nav-menu {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: min(320px, 80vw);
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    gap: 28px;
    padding: 40px;
    transform: translateX(100%);
    box-shadow: -20px 0 60px rgba(19, 85, 134, 0.15);
  }

  .nav-menu.open { transform: translateX(0); }

  /* Oculta o botão de WhatsApp do menu — no mobile só o botão flutuante aparece */
  .btn-whatsapp-nav { display: none; }

  /* Hero passa a empilhar, com visual reduzido e centralizado */
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content { order: 1; }
  .hero-visual { order: 2; height: 340px; }
  .hero-actions { justify-content: center; }
  .hero-subtitle { margin-left: auto; margin-right: auto; }

  /* Confiança em 2 colunas */
  .trust-grid { grid-template-columns: repeat(2, 1fr); gap: 40px 20px; }

  /* Sobre — empilha e reposiciona cards flutuantes */
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-image-wrap { max-width: 420px; margin: 0 auto; }
  .float-card-a { left: 4%; }
  .float-card-b { right: 4%; }
  .timeline { grid-template-columns: repeat(2, 1fr); row-gap: 32px; }
  .timeline::before { display: none; }
  .mvv-grid { grid-template-columns: 1fr; }

  .diff-grid { grid-template-columns: repeat(2, 1fr); }
  .products-showcase { grid-template-columns: repeat(2, 1fr); }

  .process-timeline { grid-template-columns: repeat(2, 1fr); gap: 20px; }

  .team-grid { grid-template-columns: repeat(2, 1fr); }

  .brands-grid { grid-template-columns: repeat(3, 1fr); }

  .contact-grid { grid-template-columns: 1fr; gap: 48px; }

  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

/* ---------- MOBILE ---------- */
@media (max-width: 640px) {
  :root { --section-padding: 64px; }

  .container { padding: 0 20px; }

  .site-header { padding: 16px 0; }

  .hero { padding-top: 88px; }
  .hero-title { font-size: 2rem; }
  .hero-subtitle { font-size: 1rem; }
  .hero-actions { flex-direction: column; width: 100%; }
  .hero-actions .btn { width: 100%; }
  .hero-visual { height: 280px; }
  .orbit-composition { width: 240px; height: 240px; }
  .core-sphere { width: 100px; height: 100px; }
  .floating-card { width: 44px; height: 44px; }

  .trust-grid { grid-template-columns: 1fr 1fr; gap: 32px 16px; }
  .trust-number { font-size: 2rem; }

  .about-float-card { position: static; margin-top: 14px; display: inline-flex; flex-direction: row; align-items: center; gap: 8px; }
  .float-card-a, .float-card-b { position: static; }
  .about-image-wrap { display: flex; flex-direction: column; }

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

  .diff-grid { grid-template-columns: 1fr; }
  .products-showcase { grid-template-columns: 1fr 1fr; gap: 14px; }
  .product-card { padding: 24px 18px; }

  .process-timeline { grid-template-columns: 1fr; }

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

  .brands-grid { grid-template-columns: repeat(2, 1fr); }

  .testimonials-3d { height: 380px; }
  .testimonial-card { padding: 28px 22px; }

  .form-row { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1fr; text-align: left; gap: 36px; }

  .modal-box { padding: 36px 22px; }
  .modal-info { grid-template-columns: 1fr; }

  .whatsapp-float { width: 52px; height: 52px; bottom: 20px; right: 20px; }
}

/* ---------- TELAS MUITO PEQUENAS ---------- */
@media (max-width: 380px) {
  .hero-title { font-size: 1.7rem; }
  .products-showcase { grid-template-columns: 1fr; }
  .trust-grid { grid-template-columns: 1fr; }
}