/* ============================================
   RESPONSIVE — Tablet & Mobile Breakpoints
   ============================================ */

/* ---- Tablet (≤1024px) ---- */
@media (max-width: 1024px) {
  .nav__menu {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    background: var(--bg-primary);
    padding: var(--space-6) var(--container-padding);
    gap: var(--space-1);
    overflow-y: auto;
    border-top: 1px solid var(--border-secondary);
    z-index: var(--z-overlay);
    animation: fade-in var(--duration-normal) var(--ease-out);
  }

  .nav__menu.open {
    display: flex;
  }

  .nav__mobile-toggle {
    display: flex;
  }

  .nav__item {
    width: 100%;
  }

  .nav__link {
    padding: var(--space-4);
    font-size: var(--text-base);
    border-radius: var(--radius-md);
    justify-content: space-between;
  }

  .nav__dropdown {
    position: static;
    transform: none;
    min-width: 100%;
    box-shadow: none;
    border: none;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: var(--space-2);
    opacity: 1;
    visibility: visible;
    pointer-events: all;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--duration-slow) var(--ease-out),
                margin var(--duration-slow) var(--ease-out);
    margin-top: 0;
  }

  .nav__item.mobile-open .nav__dropdown {
    max-height: 500px;
    margin-top: var(--space-2);
  }

  /* Mega dropdown mobile overrides */
  .nav__item--mega > .nav__dropdown.nav__mega {
    min-width: 100%;
    left: 0;
    transform: none;
    padding: var(--space-3);
  }

  .nav__item--mega:hover > .nav__dropdown.nav__mega {
    transform: none;
  }

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

  .nav__item--mega.mobile-open .nav__dropdown {
    max-height: 1200px;
  }

  .nav__dropdown-link {
    padding: var(--space-3) var(--space-4);
  }

  /* Hero */
  .hero {
    min-height: 100vh;
    padding-top: calc(72px + var(--space-12));
    padding-bottom: var(--space-12);
  }

  .hero__decor {
    width: 100%;
    opacity: 0.3;
  }

  .hero__content {
    max-width: 100%;
  }

  .hero__stats {
    gap: var(--space-6);
  }

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

  .process-steps {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }

  .process-step:not(:last-child)::after {
    display: none;
  }

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

  .stats-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }

  .footer__grid,
  .footer__grid--5col,
  .footer__grid--6col {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
  }
}

/* ---- Mobile (≤768px) ---- */
@media (max-width: 768px) {
  .hero__title {
    font-size: var(--text-3xl);
  }

  .hero__stats {
    flex-wrap: wrap;
    gap: var(--space-6);
  }

  .hero__stat {
    flex: 1 1 40%;
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
    justify-content: center;
  }

  /* Grids go single column */
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

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

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

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

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

  /* Mega dropdown single column on mobile */
  .nav__mega-grid {
    grid-template-columns: 1fr;
  }

  /* CTA Section */
  .cta-section {
    padding: var(--space-10) var(--space-6);
    border-radius: var(--radius-xl);
  }

  /* Footer */
  .footer__grid,
  .footer__grid--5col,
  .footer__grid--6col {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }

  /* Page Hero */
  .page-hero {
    padding: calc(72px + var(--space-10)) 0 var(--space-10);
  }

  .page-hero__title {
    font-size: var(--text-3xl);
  }

  /* Feature cards stack */
  .feature-card {
    flex-direction: column;
    gap: var(--space-3);
  }

  /* Benefits grid */
  .benefits-grid {
    grid-template-columns: 1fr;
  }
}

/* ---- Small Mobile (≤480px) ---- */
@media (max-width: 480px) {
  .hero__title {
    font-size: var(--text-2xl);
  }

  .stats-bar {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero__stats {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }

  .section-title {
    font-size: var(--text-2xl);
  }

  .card {
    padding: var(--space-6);
  }

  .testimonial-card {
    padding: var(--space-6);
  }
}