/* ============================================
   XIA MOTORS — RESPONSIVE
   ============================================ */

/* Large screens (1440+) */
@media (min-width: 1440px) {
  .xia-container { max-width: 1440px; }
}

/* Tablet / Small desktop */
@media (max-width: 1024px) {
  .xia-bento__item--span-8 { grid-column: span 12; }
  .xia-bento__item--span-6 { grid-column: span 6; }
  .xia-bento__item--span-4 { grid-column: span 6; }

  .xia-showcase__sticky {
    grid-template-columns: 1fr;
    gap: var(--xia-space-6);
  }
  .xia-showcase__media { position: relative; top: 0; height: 50vh; }

  .xia-footer__grid {
    grid-template-columns: 1.4fr repeat(2, 1fr);
  }
}

/* Tablet */
@media (max-width: 900px) {
  .xia-nav__list { display: none; }
  .xia-nav-toggle { display: block; }

  .xia-nav--mobile-open .xia-nav__list {
    display: flex;
    position: fixed;
    top: 64px; left: 0; right: 0; bottom: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--xia-space-5);
    z-index: var(--xia-z-header);
    font-size: var(--xia-text-h4);
  }
  .xia-nav--mobile-open .xia-nav__list a {
    color: var(--xia-charcoal);
    font-size: var(--xia-text-h4);
  }

  .xia-configurator {
    grid-template-columns: 1fr;
  }
  .xia-configurator__panel {
    border-right: 0;
    border-bottom: 1px solid var(--xia-silver);
  }
  .xia-configurator__viewport { min-height: 400px; }
}

/* Mobile */
@media (max-width: 640px) {
  :root {
    --xia-container-padding: 1.25rem;
    --xia-section-padding-y: 4rem;
  }

  .xia-bento {
    grid-template-columns: 1fr;
    gap: var(--xia-space-3);
  }
  .xia-bento__item,
  .xia-bento__item--span-4,
  .xia-bento__item--span-6,
  .xia-bento__item--span-8,
  .xia-bento__item--span-12 {
    grid-column: span 1;
    min-height: 280px;
    padding: var(--xia-space-6);
  }

  .xia-models-grid {
    grid-template-columns: 1fr;
    gap: var(--xia-space-4);
  }
  .xia-model-card { min-height: 460px; padding: var(--xia-space-5); }

  .xia-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--xia-space-5);
  }
  .xia-testimonials { grid-template-columns: 1fr; }

  .xia-form__row { grid-template-columns: 1fr; }

  .xia-footer__grid {
    grid-template-columns: 1fr;
    gap: var(--xia-space-6);
  }
  .xia-footer__bottom {
    flex-direction: column;
    text-align: center;
  }
  .xia-footer__legal { flex-wrap: wrap; justify-content: center; }

  .xia-cta-banner {
    margin: var(--xia-space-6) var(--xia-container-padding);
    padding: var(--xia-space-8) var(--xia-space-5);
  }
  .xia-cta-banner h2 { font-size: clamp(1.75rem, 1.5rem + 1.5vw, 2.5rem); }

  .xia-hero__actions { flex-direction: column; align-items: stretch; }
  .xia-hero__actions .xia-btn { width: 100%; }
}

/* Very small */
@media (max-width: 380px) {
  .xia-stat__value { font-size: 1.6rem; }
  .xia-hero__title { font-size: clamp(2.25rem, 1.5rem + 3vw, 3.5rem); }
}