/* ========================================================
   AB STUDIO - RESPONSIVE STYLES
   Mobile, Tablet & Large Display Breakpoints
   ======================================================== */

@media (max-width: 1024px) {
  .nav-menu-wrap {
    gap: 1.25rem;
  }

  .nav-links {
    gap: 1.1rem;
  }

  .nav-link {
    font-size: 0.86rem;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    text-align: center;
  }

  .hero-content {
    align-items: center;
  }

  .hero-title {
    font-size: 2.8rem;
  }

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

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

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

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

  .spotlight-card {
    grid-template-columns: 1fr;
    padding: 2.25rem;
    gap: 2rem;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
  }

  .dev-banner {
    flex-direction: column;
    text-align: center;
    padding: 2.5rem;
  }
}

@media (max-width: 768px) {
  .header {
    position: sticky;
    top: 0;
    z-index: 100;
  }

  .header .container {
    position: static;
  }

  .navbar {
    height: 68px;
    position: static;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
  }

  .nav-brand {
    gap: 10px;
    flex-shrink: 0;
  }

  .brand-icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
  }

  .brand-name {
    font-size: 1.15rem;
  }

  .brand-subtitle {
    font-size: 0.64rem;
  }

  /* Mobile Hamburger Toggle Button */
  .nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 42px;
    height: 42px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    cursor: pointer;
    padding: 8px;
    flex-shrink: 0;
    transition: var(--transition);
    z-index: 102;
  }

  .nav-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
  }

  .nav-toggle span {
    width: 20px;
    height: 2px;
    background: #ffffff;
    border-radius: 2px;
    transition: var(--transition);
  }

  .nav-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: scale(0);
  }
  .nav-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  /* Clean Edge-to-Edge Dropdown Below Header Bar */
  .nav-menu-wrap {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    width: 100%;
    background: #0c111c;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.95);
    padding: 1.25rem 1.5rem 2rem;
    flex-direction: column;
    gap: 1.25rem;
    max-height: calc(100vh - 68px);
    overflow-y: auto;
    z-index: 999;
  }

  .nav-menu-wrap.active {
    display: flex;
    animation: mobileMenuSlideDown 0.25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  }

  @keyframes mobileMenuSlideDown {
    from {
      opacity: 0;
      transform: translateY(-8px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .nav-links {
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
    width: 100%;
    padding: 0;
    margin: 0;
  }

  .nav-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 1.05rem;
    font-weight: 600;
    width: 100%;
    padding: 0.85rem 0.5rem;
    color: var(--text-light);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 0;
    transition: var(--transition);
  }

  .nav-link:hover, .nav-link.active {
    color: #ffffff;
    padding-left: 0.85rem;
    background: rgba(255, 255, 255, 0.02);
  }

  .nav-link::after {
    display: none;
  }

  .nav-cta {
    width: 100%;
    margin-top: 0.5rem;
  }

  .nav-cta .btn {
    width: 100%;
    padding: 0.85rem 1rem;
    font-size: 0.95rem;
    justify-content: center;
  }

  .hero-title {
    font-size: 2.3rem;
  }

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

  .apps-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .section-title {
    font-size: 2rem;
  }

  .modal-body {
    padding: 1.5rem;
  }

  .modal-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .modal-icon {
    width: 72px;
    height: 72px;
  }

  .modal-footer {
    flex-direction: column;
  }

  .modal-footer .btn {
    width: 100%;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .legal-card {
    padding: 1.75rem;
  }

  .legal-card h1 {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.95rem;
  }

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

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

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

  .app-actions {
    grid-template-columns: 1fr;
  }

  .spotlight-card {
    padding: 1.5rem;
  }

  .spotlight-title {
    font-size: 1.8rem;
  }

  .contact-form, .contact-info-card {
    padding: 1.5rem;
  }
}