/* ============================================
   Responsive Breakpoints (Mobile-First)
   ============================================ */

/* --- Mobile (< 768px) --- */
@media (max-width: 767px) {
  .nav__links {
    display: none;
  }

  .nav__hamburger {
    display: flex;
  }

  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
    text-align: center;
  }

  .footer__tagline {
    margin: 0 auto;
  }

  .footer__social {
    justify-content: center;
  }

  .section {
    padding: var(--space-lg) 0;
  }

  .hero {
    min-height: 100svh;
  }

  .btn--large {
    padding: 14px 32px;
    font-size: 1rem;
  }

  /* Chatbot mobile */
  .chatbot-window {
    width: calc(100% - 24px);
    right: 12px;
    bottom: 12px;
    height: 70vh;
    max-height: 500px;
  }

  .chatbot-bubble {
    bottom: 20px;
    right: 20px;
    width: 54px;
    height: 54px;
  }

  /* Disable parallax on mobile */
  .parallax-section__bg {
    background-attachment: scroll !important;
    inset: 0;
  }
}

/* --- Small (480px+) --- */
@media (min-width: 480px) {
  .grid--2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* --- Medium (768px+) --- */
@media (min-width: 768px) {
  .grid--2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }

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

/* --- Large (1024px+) --- */
@media (min-width: 1024px) {
  .nav__hamburger {
    display: none;
  }

  .nav__links {
    display: flex;
  }

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

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

  .footer__grid {
    grid-template-columns: 1.5fr 1fr 1fr;
  }
}

/* --- XL (1280px+) --- */
@media (min-width: 1280px) {
  :root {
    --container-padding: 2rem;
  }

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