/* Responsive Media Queries - Mobile First */

/* Small devices (tablets, ≥640px) */
@media (min-width: 640px) {
  .problem-grid {
    grid-template-columns: 1fr;
  }

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

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

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

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

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

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

/* Medium devices (laptops, ≥768px) */
@media (min-width: 768px) {
  .hero {
    padding: calc(var(--section-padding-desktop) + 100px) 0 var(--section-padding-desktop);
  }

  .problem {
    padding: var(--section-padding-desktop) 0;
  }

  .solution {
    padding: var(--section-padding-desktop) 0;
  }

  .how-it-works {
    padding: var(--section-padding-desktop) 0;
  }

  .technical {
    padding: var(--section-padding-desktop) 0;
  }

  .comparison {
    padding: var(--section-padding-desktop) 0;
  }

  .use-cases {
    padding: var(--section-padding-desktop) 0;
  }

  .social-proof {
    padding: var(--section-padding-desktop) 0;
  }

  .faq {
    padding: var(--section-padding-desktop) 0;
  }

  .final-cta {
    padding: var(--section-padding-desktop) 0;
  }

  .footer {
    padding: var(--section-padding-desktop) 0 var(--space-8);
  }

  .demo-step {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  .step-number {
    margin: 0 0 var(--space-4);
  }
}

/* Large devices (desktops, ≥1024px) */
@media (min-width: 1024px) {
  .problem-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

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

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

  th, td {
    white-space: nowrap;
  }
}

/* Extra large devices (large desktops, ≥1280px) */
@media (min-width: 1280px) {
  .use-case-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Mobile navigation adjustments */
@media (max-width: 639px) {
  .nav-links {
    gap: var(--space-2);
    flex-wrap: wrap;
  }

  .nav-links a {
    font-size: var(--text-xs);
    padding: 0.4rem 0.6rem;
  }

  .logo span {
    display: none;
  }

  /* Hide text nav links on small screens, keep CTA */
  .nav-links a:not(.btn-primary-small) {
    display: none;
  }

  /* Email capture form on mobile */
  .email-capture form {
    flex-direction: column !important;
  }

  .email-capture button {
    width: 100%;
  }

  .hero-cta {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-cta .btn-primary,
  .hero-cta .btn-secondary {
    width: 100%;
    justify-content: center;
  }

  .trust-badges {
    flex-direction: column;
  }

  .trust-badges .badge {
    width: 100%;
    justify-content: center;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .btn-primary-large,
  .btn-secondary-large {
    width: 100%;
  }
}