/* ===== MOBILE MENU (below 992px) ===== */
@media (max-width: 991px) {
  .hamburger {
    display: flex;
  }

  .nav__list {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: var(--color-secondary-dark);
    flex-direction: column;
    padding: calc(var(--header-height) + var(--space-xl)) var(--space-xl) var(--space-xl);
    gap: 0;
    transition: right var(--transition-base);
    z-index: 100;
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.3);
  }

  .nav__list.is-open {
    right: 0;
  }

  .nav__list .nav__link {
    color: var(--color-white);
    padding: var(--space-md) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: block;
    font-size: var(--font-size-base);
  }

  .nav__whatsapp {
    display: none;
  }

  .header--scrolled .hamburger span {
    background-color: var(--color-black);
  }

  .hamburger.is-active span {
    background-color: var(--color-white) !important;
  }
}

/* ===== SMALL PHONES ===== */
@media (max-width: 575px) {
  :root {
    --font-size-hero: 2rem;
    --font-size-3xl: 1.75rem;
    --font-size-2xl: 1.5rem;
    --space-section: 3rem;
    --container-padding: 1rem;
  }

  .hero__ctas {
    flex-direction: column;
    align-items: center;
  }

  .hero__ctas .btn {
    width: 100%;
    max-width: 280px;
  }

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

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .product-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }

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

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

  .about-story {
    grid-template-columns: 1fr;
  }

  .process-steps {
    flex-direction: column;
  }

  .process-step__arrow {
    transform: rotate(90deg);
    padding-bottom: 0;
  }

  .page-hero h1 {
    font-size: var(--font-size-2xl);
  }

  .whatsapp-fab {
    width: 48px;
    height: 48px;
    bottom: var(--space-md);
    right: var(--space-md);
  }

  .scroll-top {
    right: calc(var(--space-md) + 60px);
    bottom: var(--space-md);
  }
}

/* ===== TABLETS (576px - 767px) ===== */
@media (min-width: 576px) and (max-width: 767px) {
  :root {
    --font-size-hero: 2.5rem;
    --font-size-3xl: 2rem;
  }

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

  .grid-3,
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

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

  .about-story {
    grid-template-columns: 1fr;
  }
}

/* ===== MEDIUM TABLETS (768px - 991px) ===== */
@media (min-width: 768px) and (max-width: 991px) {
  :root {
    --font-size-hero: 3rem;
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

/* ===== DESKTOP (992px+) ===== */
@media (min-width: 992px) {
  .product-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}