/* ============================================
   NEXXA DRONES — MOBILE RESPONSIVE STYLES
   Breakpoints: 768px (tablet), 480px (phone)
   ============================================ */

/* ── HAMBURGER BUTTON ── */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
  justify-self: end;
  z-index: 300;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  transition: all 0.3s ease;
  border-radius: 2px;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── MOBILE NAV MENU ── */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.97);
  z-index: 250;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0;
}
.mobile-menu.open { display: flex; }
.mobile-menu a, .mobile-menu .mobile-section {
  display: block;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 32px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  padding: 12px 0;
  text-align: center;
  transition: color 0.2s;
}
.mobile-menu a:hover { color: #ff6600; }
.mobile-menu .mobile-sub {
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.35);
  padding: 6px 0;
  display: block;
  text-decoration: none;
  text-align: center;
  text-transform: uppercase;
}
.mobile-menu .mobile-sub:hover { color: #ff6600; }
.mobile-menu .mobile-divider {
  width: 32px; height: 1px;
  background: rgba(255,255,255,0.1);
  margin: 8px auto;
}
.mobile-menu .mobile-cta {
  margin-top: 24px;
  font-family: 'Barlow', sans-serif;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #000 !important;
  background: #ff6600;
  padding: 14px 36px;
  border-radius: 1px;
}

@media (max-width: 768px) {

  /* ── NAV ── */
  nav {
    grid-template-columns: 1fr auto !important;
    padding: 18px 24px !important;
  }
  .nav-cta { display: none !important; }
  .nav-links { display: none !important; }
  .hamburger { display: flex !important; }

  /* ── HERO (index) ── */
  .hero { height: 100svh; min-height: 500px; }
  .tagline p { font-size: 28px !important; letter-spacing: 0.03em !important; }
  .bottom-bar { padding: 0 24px 32px !important; flex-direction: column !important; align-items: flex-start !important; gap: 20px !important; }
  .bottom-right { width: 100%; display: flex; justify-content: flex-start; }
  .cta { width: 100%; text-align: center; }

  /* ── PRODUCTS (index) ── */
  .product-row { flex-direction: column !important; min-height: auto !important; }
  .product-row-reverse { flex-direction: column !important; }
  .product-image { max-height: 260px !important; width: 100%; }
  .product-content { padding: 36px 24px !important; border-left: none !important; border-right: none !important; border-top: 1px solid #f0f0f0; }
  .product-title { font-size: 36px !important; }
  .product-specs { gap: 16px !important; }
  .spec-val { font-size: 24px !important; }

  /* ── PAGE HERO ── */
  .page-hero { height: 240px !important; }
  .page-hero-content { padding: 0 24px 36px !important; }
  .page-title { font-size: 44px !important; }
  .page-subtitle { font-size: 14px !important; }
  .bio-title { font-size: 48px !important; }
  .bio-hero { height: 300px !important; }
  .bio-hero-content { padding: 0 24px 36px !important; }

  /* ── SPECS BAR (bio pages) ── */
  .specs-bar { flex-wrap: wrap !important; }
  .spec-item { flex: 1 1 45% !important; min-width: 120px; border-right: none !important; border-bottom: 1px solid rgba(255,255,255,0.08); padding: 20px 24px !important; }
  .spec-val { font-size: 28px !important; }

  /* ── BIO BODY ── */
  .bio-wrap { flex-direction: column !important; }
  .product-sidebar { width: 100% !important; padding: 16px 0 !important; display: flex !important; flex-wrap: wrap !important; gap: 0; border-right: none !important; border-bottom: 1px solid #ececec; }
  .sidebar-label { width: 100%; padding: 0 16px 8px !important; }
  .sidebar-link { flex: 1; text-align: center; border-left: none !important; border-bottom: 2px solid transparent; padding: 10px 12px !important; font-size: 10px !important; }
  .sidebar-link.active { border-bottom: 2px solid #ff6600 !important; border-left: none !important; }
  .bio-body { padding: 36px 24px 60px !important; }
  .bio-body p { font-size: 15px !important; }
  .back-link { margin-bottom: 28px; }

  /* ── PULL QUOTE (mission) ── */
  .pull-quote { padding: 40px 24px !important; }
  .pull-quote blockquote { font-size: 26px !important; }

  /* ── MISSION BODY ── */
  .mission-body { padding: 48px 24px 60px !important; }
  .mission-p { font-size: 15px !important; }

  /* ── TEAM GRID ── */
  .team-grid { grid-template-columns: 1fr !important; }
  .team-grid-wrap { padding: 0 0 60px !important; }
  .team-intro { padding: 48px 24px 40px !important; }

  /* ── CONTACT ── */
  .contact-wrap { grid-template-columns: 1fr !important; }
  .contact-info { padding: 40px 24px !important; }
  .info-heading { font-size: 26px !important; }
  .contact-form-wrap { padding: 40px 24px !important; }
  .form-row { grid-template-columns: 1fr !important; gap: 0 !important; }

  /* ── DOC PAGES ── */
  .doc-wrap { padding: 48px 24px 80px !important; }
  .doc-h2 { font-size: 22px !important; }

  /* ── FOOTER ── */
  footer { padding: 48px 24px 28px !important; }
  .footer-top { grid-template-columns: 1fr 1fr !important; gap: 32px !important; }
  .brand-desc { display: none; }
  .footer-bottom { flex-direction: column !important; gap: 10px !important; text-align: center; }
}

@media (max-width: 480px) {
  .page-title { font-size: 36px !important; }
  .bio-title { font-size: 38px !important; }
  .tagline p { font-size: 22px !important; }
  .product-title { font-size: 30px !important; }
  .footer-top { grid-template-columns: 1fr !important; }
  .spec-item { flex: 1 1 100% !important; }
  .team-grid { grid-template-columns: 1fr !important; }
}

/* ── INNOVATION SECTION ── */
@media (max-width: 768px) {
  .innovation-inner { padding: 48px 24px !important; }
  .innovation-title { font-size: 36px !important; }
  .innovation-body { grid-template-columns: 1fr !important; gap: 40px !important; }
  .focus-grid { grid-template-columns: 1fr !important; }
  .focus-card { padding: 20px !important; }
}