/* ══════════════════════════════════════
   MOBILE FIRST BREAKPOINTS
   ══════════════════════════════════════ */

/* ── 640px and below (phones) ── */
@media (max-width: 640px) {
  :root {
    --section-padding: 64px;
    --container-padding: 20px;
  }

  /* Navbar */
  .navbar {
    padding: 0 20px;
    height: 60px;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -280px;
    width: 280px;
    height: 100vh;
    background: var(--dark-surface);
    flex-direction: column;
    align-items: flex-start;
    padding: 80px 32px 32px;
    gap: 0;
    z-index: 99;
    transition: right var(--transition-base);
  }

  body.nav-open .nav-menu {
    right: 0;
  }

  .nav-menu .nav-link {
    padding: 14px 0;
    font-size: 16px;
    width: 100%;
    border-bottom: 1px solid var(--dark-border);
  }

  .nav-menu .nav-cta {
    margin-top: 24px;
    width: 100%;
    text-align: center;
  }

  /* Hero */
  .hero {
    padding: 120px 0 64px;
  }

  .hero h1 {
    font-size: 32px;
  }

  .hero-sub {
    font-size: 16px;
  }

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

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

  .hero-mockup .browser-frame {
    transform: none;
  }

  /* Integrations */
  .integrations-logos {
    gap: 32px;
  }

  .integrations-logos img,
  .integrations-logos svg {
    height: 22px;
  }

  /* Steps */
  .steps-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .step-card {
    padding: 32px 24px;
  }

  /* Features */
  .feature-row {
    grid-template-columns: 1fr;
    gap: 40px;
    margin-bottom: 64px;
  }

  .feature-row.reverse .feature-visual {
    order: unset;
  }

  .feature-row.reverse .feature-text {
    order: unset;
  }

  .feature-visual {
    order: -1;
  }

  .phone-mockup {
    max-width: 280px;
  }

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

  /* Pricing */
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
  }

  .pricing-price {
    font-size: 32px;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .footer-legal {
    justify-content: center;
  }
}

/* ── 641px to 768px (large phones / small tablets) ── */
@media (min-width: 641px) and (max-width: 768px) {
  :root {
    --section-padding: 80px;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -320px;
    width: 320px;
    height: 100vh;
    background: var(--dark-surface);
    flex-direction: column;
    align-items: flex-start;
    padding: 80px 32px 32px;
    gap: 0;
    z-index: 99;
    transition: right var(--transition-base);
  }

  body.nav-open .nav-menu {
    right: 0;
  }

  .nav-menu .nav-link {
    padding: 14px 0;
    font-size: 16px;
    width: 100%;
    border-bottom: 1px solid var(--dark-border);
  }

  .nav-menu .nav-cta {
    margin-top: 24px;
    width: 100%;
    text-align: center;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }

  .feature-row {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .feature-row.reverse .feature-visual {
    order: unset;
  }

  .feature-row.reverse .feature-text {
    order: unset;
  }

  .feature-visual {
    order: -1;
  }

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

  .testimonials-grid .testimonial-card:last-child {
    grid-column: 1 / -1;
    max-width: 400px;
    justify-self: center;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
  }

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

/* ── 769px to 1024px (tablets) ── */
@media (min-width: 769px) and (max-width: 1024px) {
  :root {
    --section-padding: 96px;
  }

  .nav-links {
    gap: 24px;
  }

  .nav-link {
    font-size: 13px;
  }

  .feature-row {
    gap: 40px;
  }

  .pricing-grid {
    gap: 16px;
  }

  .pricing-card {
    padding: 32px 24px;
  }

  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }

  .footer-grid .footer-column:last-child {
    grid-column: 1 / -1;
  }
}

/* ── 1280px+ (large desktop cap) ── */
@media (min-width: 1280px) {
  .container {
    max-width: var(--container-max);
  }
}