@media (min-width: 1600px) {
  :root {
    --container: min(1400px, calc(100% - 80px));
  }

  .section-pad {
    padding-inline: max(40px, calc((100vw - 1400px) / 2));
  }
}

@media (min-width: 2200px) {
  body {
    font-size: 18px;
  }
}

@media (max-width: 1180px) {
  .hero {
    grid-template-columns: 1fr 420px;
  }

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

  .timeline li:not(:last-child)::after {
    display: none;
  }
}

@media (max-width: 1024px) {
  .hero {
    grid-template-columns: 1fr;
    padding-top: 118px;
  }

  .hero-card {
    justify-self: center;
    max-width: 520px;
    width: 100%;
  }

  .service-grid,
  .testimonial-grid {
    grid-template-columns: 1fr;
  }

  .service-card {
    min-height: 310px;
  }

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

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

@media (max-width: 768px) {
  :root {
    --container: min(100% - 32px, 680px);
  }

  .site-header {
    padding: 14px 0;
  }

  .nav-toggle {
    display: block;
  }

  .nav-toggle.is-open span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }

  .nav-toggle.is-open span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.is-open span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }

  .nav-menu {
    align-items: stretch;
    border-radius: 24px;
    box-shadow: var(--shadow);
    display: grid;
    gap: 2px;
    opacity: 0;
    padding: 12px;
    pointer-events: none;
    position: absolute;
    right: 16px;
    top: 78px;
    transform: translateY(-10px);
    transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
    visibility: hidden;
    width: min(280px, calc(100vw - 32px));
  }

  .nav-menu.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
    visibility: visible;
  }

  .nav-menu a {
    padding: 14px 16px;
  }

  .hero {
    min-height: auto;
    padding-bottom: 58px;
  }

  .hero h1 {
    font-size: clamp(2.35rem, 9vw, 4.15rem);
  }

  .section-pad {
    padding: 78px 16px;
  }

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

  .timeline li {
    min-height: 120px;
  }

  .cta-inner,
  .footer {
    align-items: flex-start;
    grid-template-columns: 1fr;
  }

  .cta-inner {
    flex-direction: column;
  }

  .copyright {
    text-align: left;
  }
}

@media (max-width: 520px) {
  .hero-line {
    white-space: normal;
  }

  .hero-actions,
  .footer-links {
    flex-direction: column;
  }

  .btn,
  .hero-actions .btn {
    width: 100%;
  }

  .service-field {
    grid-template-columns: 1fr;
  }

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

  .testimonial-card {
    flex-direction: column;
  }

  .whatsapp-float {
    bottom: 18px;
    right: 18px;
  }

  .back-top,
  .theme-toggle {
    right: 24px;
  }
}

@media (max-width: 375px) {
  :root {
    --container: min(100% - 24px, 351px);
  }

  .hero-card,
  .service-card {
    padding: 22px;
  }

  .section-heading h2,
  .benefit-copy h2,
  .cta h2 {
    font-size: 2rem;
  }
}