/* ==========================================================================
   JS NEXA HUB — RESPONSIVE ADAPTATIONS
   Standardized Breakpoints: 320px, 375px, 390px, 430px, 768px, 1024px, 1280px, 1440px+
   ========================================================================== */

/* --- Large Desktop (1440px+) --- */
@media (min-width: 1440px) {
  .hero-grid {
    gap: 56px;
  }
}

/* --- Standard Desktop & Small Laptop (1024px – 1280px) --- */
@media (max-width: 1200px) {
  .tech-categories-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

  .footer-top {
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: 28px;
  }
}

/* --- Tablets & Small Laptops (768px – 1023px) --- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-copy {
    max-width: 100%;
  }

  .hero-editorial-window {
    max-width: 680px;
    margin: 0 auto;
    width: 100%;
  }

  .hero-satellite-card {
    position: static;
    margin-top: 16px;
    max-width: 100%;
  }

  .capability-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .featured-product-hero {
    grid-template-columns: 1fr;
  }

  .featured-product-media {
    border-left: none;
    border-top: 1px solid var(--border-subtle);
    min-height: 280px;
    max-height: 380px;
  }

  .products-grid,
  .products-secondary-grid,
  .products-tertiary-grid,
  .services-grid,
  .industry-grid,
  .solution-grid,
  .deployments-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .pricing-custom-panel {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .pillars-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .footer-top {
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
  }
}

/* --- Mobile Devices (< 768px) --- */
@media (max-width: 768px) {
  :root {
    --header-height: 64px;
  }

  .section {
    padding: 60px 0;
  }

  .container {
    padding-left: 20px;
    padding-right: 20px;
  }

  /* Header & Navigation */
  .nav-links, .nav-actions .btn {
    display: none;
  }

  .mobile-toggle {
    display: inline-flex;
  }

  /* Hero Section */
  .hero-section {
    padding-top: calc(var(--header-height) + 28px);
    padding-bottom: 48px;
  }

  .hero-headline {
    font-size: clamp(2rem, 6.5vw, 2.6rem);
    line-height: 1.15;
  }

  .hero-supporting {
    font-size: 0.98rem;
  }

  .hero-cta-group {
    flex-direction: column;
    width: 100%;
    gap: 12px;
  }

  .hero-cta-group .btn {
    width: 100%;
  }

  /* Editorial Product Window in Mobile */
  .hero-editorial-window {
    padding: 0;
    overflow: hidden;
  }

  .window-topbar {
    padding: 10px 14px;
  }

  .window-terminal-header {
    padding: 10px 14px;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .window-terminal-body {
    padding: 14px;
    font-size: 0.72rem;
  }

  .term-table th,
  .term-table td {
    padding: 6px 0;
    font-size: 0.7rem;
  }

  .hero-satellite-card {
    position: static;
    margin-top: 14px;
    width: 100%;
    max-width: 100%;
  }

  /* Capability Strip in Mobile */
  .capability-strip {
    padding: 20px 0;
  }

  .capability-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .capability-item {
    padding-left: 14px;
  }

  /* Featured Product & Creative Banner */
  .featured-product-content {
    padding: 24px 20px;
  }

  .featured-spec-list {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .featured-actions {
    flex-direction: column;
    width: 100%;
    gap: 10px;
  }

  .featured-actions .btn {
    width: 100%;
  }

  .build-card-creative-banner {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
  }

  /* All Grids to Single Column */
  .what-we-build-grid,
  .products-grid,
  .products-secondary-grid,
  .products-tertiary-grid,
  .services-grid,
  .industry-grid,
  .solution-grid,
  .deployments-grid,
  .tech-categories-grid,
  .principles-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .pricing-custom-panel {
    grid-template-columns: 1fr;
    padding: 24px 20px;
    gap: 20px;
  }

  /* How We Work: Horizontal to Vertical Timeline */
  .timeline-track {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .timeline-step {
    padding: 20px 18px;
    border-left: 2px solid var(--accent-primary);
  }

  /* About & Final CTA */
  .about-summary-box {
    padding: 24px 20px;
  }

  .about-lead-copy {
    font-size: 1.05rem;
    margin-bottom: 24px;
  }

  .final-cta-box {
    padding: 36px 20px;
  }

  .final-cta-headline {
    font-size: clamp(1.5rem, 5vw, 1.85rem);
  }

  .final-cta-actions {
    flex-direction: column;
    width: 100%;
    gap: 12px;
  }

  .final-cta-actions .btn {
    width: 100%;
  }

  /* Footer */
  .footer-top {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 14px;
    text-align: center;
  }

  .footer-bottom-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
  }
}

/* --- Compact Mobile (< 430px) --- */
@media (max-width: 430px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .hero-headline {
    font-size: 2rem;
  }

  .section-title {
    font-size: 1.6rem;
  }

  .btn {
    padding: 11px 18px;
    font-size: 0.9rem;
  }

  .modal-window {
    padding: 24px 18px;
  }
}

/* --- Tiny Mobile (< 360px) --- */
@media (max-width: 360px) {
  .hero-headline {
    font-size: 1.75rem;
  }

  .brand-text {
    font-size: 1.05rem;
  }
}