/* ========================================
   RESPONSIVE.CSS - Media Queries
   ======================================== */

/* -------- Tablet (768px and up) -------- */
@media (max-width: 1024px) {
  /* Testimonials */
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Logos */
  .logos-grid {
    flex-wrap: wrap;
  }

  .testimonials-track .testimonial-card {
    flex: 0 0 calc(50% - var(--spacing-md) / 2);
  }

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

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

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

  /* Footer */
  .footer-content {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Course Page */
  .course-header {
    grid-template-columns: 1fr;
  }

  .course-sidebar {
    position: static;
  }
}

/* -------- Mobile (768px and below) -------- */
@media (max-width: 768px) {
  /* Typography */
  h1 { font-size: 2rem; }
  h2 { font-size: 1.5rem; }
  h3 { font-size: 1.25rem; }

  /* Logos */
  .logos-grid {
    flex-wrap: wrap;
    gap: var(--spacing-sm);
  }

  .logo-item {
    width: 120px;
    height: 60px;
  }

  .logo-item img {
    max-width: 100px;
    max-height: 50px;
  }

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

  .testimonials-track .testimonial-card {
    flex: 0 0 100%;
  }

  /* Hero */
  .hero h1 {
    font-size: 2rem;
  }

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

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .hero-course-selector select {
    min-width: 100%;
    max-width: 100%;
  }

  /* Navigation */
  .header-right {
    display: none;
  }

  .header-left {
    flex: 1;
  }

  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    box-shadow: var(--shadow-md);
    padding: var(--spacing-sm);
    flex: none;
  }

  .nav-menu.active {
    display: block;
  }

  .nav-list {
    flex-direction: column;
    gap: 0;
  }

  .nav-list li {
    border-bottom: 1px solid var(--border-color);
  }

  .nav-list a {
    display: block;
    padding: var(--spacing-sm);
  }

  .nav-list a::after {
    display: none;
  }

  .mobile-menu-toggle {
    display: flex;
    order: 1;
  }

  .nav-list .mobile-only {
    display: block;
  }

  /* Dropdown - hide on mobile, link goes to courses page */
  .dropdown-menu {
    display: none !important;
  }

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

  .courses-grid,
  .blog-grid,
  .blog-list {
    grid-template-columns: 1fr;
  }

  .team-grid,
  .values-grid,
  .directors-grid {
    grid-template-columns: 1fr;
  }

  /* About Preview */
  .about-preview {
    grid-template-columns: 1fr;
  }

  .about-preview-image {
    height: 250px;
  }

  /* Contact */
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .contact-form {
    padding: var(--spacing-md);
  }

  /* Footer */
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .social-links {
    justify-content: center;
  }

  /* Event Cards */
  .event-card {
    flex-direction: column;
    text-align: center;
  }

  .event-date {
    margin: 0 auto;
  }

  /* Event Cards V2 */
  .event-card-inner {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .event-info {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding-right: 0;
    padding-bottom: var(--spacing-md);
  }

  .event-filters {
    flex-direction: column;
    align-items: stretch;
  }

  .event-filters .filter-btn {
    width: 100%;
  }

  /* Blog Post */
  .blog-post-image {
    height: 250px;
  }

  .blog-post-content {
    font-size: 1rem;
  }

  /* Sections */
  section {
    padding: var(--spacing-lg) 0;
  }

  /* Buttons */
  .btn {
    width: 100%;
    text-align: center;
  }

  .btn-large {
    padding: 0.875rem 1.5rem;
  }
}

/* -------- Small Mobile (480px and below) -------- */
@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-sm);
  }

  h1 { font-size: 1.75rem; }

  .hero {
    padding: var(--spacing-lg) 0;
  }

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

  .card-image {
    height: 180px;
  }

  .course-sidebar {
    padding: var(--spacing-sm);
  }

  .error-code {
    font-size: 5rem;
  }
}

/* -------- Large Screens (1440px and up) -------- */
@media (min-width: 1440px) {
  .container {
    max-width: 1320px;
  }

  h1 { font-size: 3rem; }

  .hero h1 {
    font-size: 3.5rem;
  }
}