/* ==========================================================================
   MJTECHS - Responsive Stylesheet
   Mobile-First & Breakpoint Optimization (1440px, 1280px, 991px, 768px, 390px, 360px)
   ========================================================================== */

/* --------------------------------------------------------------------------
   Desktop & Large Screens (max-width: 1200px)
   -------------------------------------------------------------------------- */
@media (max-width: 1200px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .tech-stack-container {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

/* --------------------------------------------------------------------------
   Tablets & Laptops (max-width: 991px)
   -------------------------------------------------------------------------- */
@media (max-width: 991px) {
  .section {
    padding-top: 80px;
    padding-bottom: 80px;
  }

  /* Navigation Drop to Hamburger */
  .nav-menu {
    display: none;
  }

  .header-actions .header-phone-text {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  /* Hero Section Split to Single Column */
  .hero-section {
    padding-top: 140px;
    padding-bottom: 80px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }

  .hero-content {
    max-width: 100%;
    text-align: center;
  }

  .hero-description {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-ctas {
    justify-content: center;
  }

  .hero-badges-strip {
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
  }

  /* Portfolio 2-col to 1-col */
  .portfolio-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  /* Why Us Grid */
  .why-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  /* Process Grid (4-col to 2-col) */
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-grid::before {
    display: none;
  }

  /* AI Section */
  .ai-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .ai-banner-cta {
    flex-direction: column;
    text-align: center;
    padding: 30px 24px;
  }

  /* Testimonials */
  .testimonials-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  /* Contact Section & Grids */
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .service-overview-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .problem-solution-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-form-premium,
  .enquiry-form-card {
    padding: 32px 24px;
  }
}

/* --------------------------------------------------------------------------
   Small Tablets & Large Phones (max-width: 768px)
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
  .section {
    padding-top: 60px;
    padding-bottom: 60px;
  }

  .service-detail-section {
    padding-top: 50px;
    padding-bottom: 50px;
  }

  .page-hero {
    padding-top: 130px;
    padding-bottom: 50px;
  }

  .section-header {
    margin-bottom: 36px;
  }

  .section-title {
    font-size: clamp(1.6rem, 5vw, 2rem);
  }

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

  .why-features-list {
    grid-template-columns: 1fr;
  }

  .arch-stats-row {
    grid-template-columns: 1fr;
    gap: 12px;
  }

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

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

  .tech-stack-container {
    grid-template-columns: 1fr;
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

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

  .form-group.col-span-2 {
    grid-column: span 1;
  }

  .page-hero-ctas,
  .cta-btn-group {
    flex-direction: column;
    width: 100%;
    align-items: stretch;
  }

  .page-hero-ctas .btn,
  .cta-btn-group .btn {
    width: 100%;
    justify-content: center;
    text-align: center;
  }

  .cta-banner,
  .cta-banner-card {
    padding: 40px 24px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

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

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

  .floating-metric {
    position: static;
    margin-top: 14px;
    width: 100%;
    animation: none;
  }

  .hero-visual-wrapper {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }
}

/* --------------------------------------------------------------------------
   Small Phones & Standard Mobile (max-width: 480px)
   -------------------------------------------------------------------------- */
@media (max-width: 480px) {
  .container {
    padding-left: 18px;
    padding-right: 18px;
  }

  .hero-title {
    font-size: 2.1rem;
    line-height: 1.2;
  }

  .hero-description {
    font-size: 1rem;
  }

  .page-hero h1 {
    font-size: 2rem;
    line-height: 1.25;
  }

  .lead-text {
    font-size: 1rem;
  }

  .hero-ctas {
    flex-direction: column;
    width: 100%;
  }

  .hero-ctas .btn {
    width: 100%;
  }

  .portfolio-body {
    padding: 22px 18px;
  }

  .portfolio-content {
    padding: 20px 16px;
  }

  .portfolio-metrics-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .portfolio-filter-bar {
    gap: 8px;
  }

  .portfolio-filter-bar .filter-btn {
    padding: 8px 14px;
    font-size: 0.85rem;
  }

  .faq-trigger,
  .faq-question {
    padding: 18px 16px;
    font-size: 0.95rem;
    gap: 12px;
  }

  .faq-content,
  .faq-answer {
    padding-left: 16px;
    padding-right: 16px;
  }

  .faq-item.active>.faq-content,
  .faq-item.active>.faq-answer {
    padding-bottom: 18px;
  }

  .card,
  .feature-card,
  .ps-card {
    padding: 24px 18px;
  }

  .contact-method-card,
  .channel-card {
    padding: 14px 16px;
    gap: 14px;
  }

  .contact-method-icon,
  .channel-icon {
    width: 42px;
    height: 42px;
  }

  .contact-form-premium {
    padding: 24px 16px;
    border-radius: var(--radius-lg);
  }

  .cta-banner,
  .cta-banner-card {
    padding: 36px 18px;
    border-radius: var(--radius-lg);
  }

  .cta-banner h2,
  .cta-banner-card h2 {
    font-size: 1.6rem;
  }
}

/* --------------------------------------------------------------------------
   Ultra-Compact Mobile Screens (max-width: 390px & 360px)
   -------------------------------------------------------------------------- */
@media (max-width: 390px) {
  .container {
    padding-left: 14px;
    padding-right: 14px;
  }

  .hero-title {
    font-size: 1.85rem;
  }

  .page-hero h1 {
    font-size: 1.75rem;
    word-break: break-word;
  }

  .page-hero {
    padding-top: 120px;
    padding-bottom: 40px;
  }

  .page-hero-badge {
    font-size: 0.75rem;
    padding: 4px 12px;
  }

  .btn {
    padding: 12px 20px;
    font-size: 0.9rem;
  }

  .floating-whatsapp {
    width: 50px;
    height: 50px;
    bottom: 18px;
    right: 18px;
  }

  .floating-whatsapp svg {
    width: 28px;
    height: 28px;
  }

  .whatsapp-tooltip {
    display: none;
  }
}