/* ============================================================
   Responsive — mobile-first breakpoints
   ============================================================ */

/* Tablet (640px+) */
@media (min-width: 640px) {
  .hero__title {
    font-size: var(--text-5xl);
  }

  .hero__ctas {
    flex-direction: row;
    justify-content: center;
  }

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

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

  .waitlist__form {
    flex-direction: row;
  }

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

/* Desktop (1024px+) */
@media (min-width: 1024px) {
  .grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

  .about__content {
    flex-direction: row;
    text-align: left;
  }

  .section {
    padding: 5rem 0;
  }
}

/* Mobile nav */
@media (max-width: 768px) {
  .nav__links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg);
    padding: var(--space-lg);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    gap: var(--space-lg);
  }

  .nav__links.active {
    display: flex;
  }

  .nav__toggle {
    display: flex;
  }

  .hero {
    padding: var(--space-2xl) 0 var(--space-3xl);
  }

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

  .hero__subtitle {
    font-size: var(--text-lg);
  }

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

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

  .waitlist__form {
    flex-direction: column;
  }

  .footer__links {
    flex-direction: column;
    gap: var(--space-md);
  }
}