/* ============================================================
   RESPONSIVE
   All breakpoint overrides in one place
   ============================================================ */

/* ── Tablet / Small Desktop (≤ 900px) ── */
@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

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

/* ── Mobile (≤ 768px) ── */
@media (max-width: 768px) {
  /* Nav */
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--navy-deep);
    padding: 1.5rem 2rem;
    gap: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }

  .nav-links.open { display: flex; }
  .nav-toggle     { display: flex; }

  /* Sections */
  .section {
    padding: 3.5rem 1.25rem;
  }

  /* Hero */
  .hero {
    padding: 4rem 1.5rem 3.5rem;
  }

  /* Pillars: stack to single column */
  .pillars {
    grid-template-columns: 1fr;
  }

  /* Bill card: stack vertically */
  .bill-card {
    flex-direction: column;
    gap: 1.5rem;
    padding: 2rem 1.5rem;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

/* ── Small Mobile (≤ 480px) ── */
@media (max-width: 480px) {
  .container,
  .container--narrow {
    padding: 0 1.25rem;
  }

  h1 { font-size: 1.85rem; }
  h2 { font-size: 1.4rem; }
}