/* ==========================================================================
   RESPONSIVE — Desktop / Laptop / Tablet / Mobile
   ========================================================================== */

/* ---------- Laptop (<=1199px) ---------- */
@media (max-width: 1199.98px) {
  .mega-menu { width: 540px; }
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; gap: 32px 24px; }
  .hero-float-cards { flex-wrap: wrap; }
}

/* ---------- Tablet (<=991px) ---------- */
@media (max-width: 991.98px) {
  .section { padding: 70px 0; }

  /* Nav collapses into a full-screen mobile drawer */
  .nav-toggle { display: flex; }
  .nav-collapse {
    position: fixed;
    top: 0; right: -100%;
    width: min(360px, 86vw);
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 100px 28px 40px;
    box-shadow: -20px 0 50px rgba(0,0,0,0.15);
    transition: right 0.4s cubic-bezier(0.25,0.8,0.25,1);
    overflow-y: auto;
    z-index: 999;
  }
  .nav-collapse.open { right: 0; }
  .nav-links { flex-direction: column; align-items: flex-start; width: 100%; gap: 2px; }
  .nav-links > li { width: 100%; }
  .nav-links > li > a { color: var(--text) !important; width: 100%; justify-content: space-between; }
  .btn-nav-cta { margin-top: 20px; width: 100%; justify-content: center; }

  .mega-menu {
    position: static;
    width: 100%;
    opacity: 1; visibility: visible; transform: none;
    display: none;
    box-shadow: none; border: none;
    background: var(--bg);
    margin: 6px 0 10px;
    padding: 14px;
  }
  .has-mega.open .mega-menu { display: block; }
  .mega-grid { grid-template-columns: 1fr; }

  .nav-overlay {
    display: none;
    position: fixed; inset: 0; background: rgba(6,59,96,0.4);
    z-index: 998;
  }
  .nav-overlay.open { display: block; }

  .hero-float-cards { position: static; margin-top: 50px; padding: 0; }
  .hero-content { padding-bottom: 40px; }
  .hero { padding-top: 120px; }

  .pillar-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }

  .segment-row, .segment-row--reverse { flex-direction: column; gap: 30px; }

  .inquiry-box { position: static; margin-top: 30px; }
}

/* ---------- Mobile (<=767px) ---------- */
@media (max-width: 767.98px) {
  .section { padding: 56px 0; }
  .hero-title { font-size: clamp(1.9rem, 8vw, 2.6rem); }
  .hero-sub { font-size: 1rem; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { justify-content: center; }

  .page-banner { padding: 150px 0 60px; }
  .page-banner-inner h1 { font-size: 1.8rem; }

  .stats-band .stat-num { font-size: 2.2rem; }

  .cta-band-inner { flex-direction: column; text-align: center; }
  .cta-band-inner .btn { width: 100%; justify-content: center; }

  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .footer-bottom-inner { flex-direction: column; text-align: center; }

  .scroll-top { right: 16px; bottom: 16px; width: 42px; height: 42px; }
}

/* ---------- Small mobile (<=480px) ---------- */
@media (max-width: 480px) {
  .brand-sub { display: none; }
  .glass-card { padding: 14px 18px; }
  .glass-card strong { font-size: 1.1rem; }
  .value-card, .pillar-card, .product-card { padding: 24px 18px; }
  .contact-info-card, .contact-form-card { padding: 24px 18px; }
}