/* Responsive CSS for CodeAcademia */

/* Large Tablets and Desktops */
@media (max-width: 1024px) {
  :root {
    --max-width: 960px;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .articles-feed-section,
  .article-container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .sidebar {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
  }
  
  .footer-top {
    grid-template-columns: 1.2fr 1fr 1fr;
  }
}

/* Tablets and Mobile Devices */
@media (max-width: 768px) {
  html {
    font-size: 15px;
  }

  .navbar-container {
    height: 60px;
  }

  /* Hamburger Menu Actions */
  .hamburger {
    display: block;
  }

  .nav-links {
    position: fixed;
    top: 60px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 60px);
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    flex-direction: column;
    align-items: flex-start;
    padding: 2rem 5%;
    gap: 1.5rem;
    transition: left var(--transition-normal);
    z-index: 99;
    box-shadow: var(--shadow-lg);
  }

  .nav-links.active {
    left: 0;
  }

  .nav-link {
    font-size: 1.1rem;
    width: 100%;
    padding: 0.5rem 0;
  }

  .nav-actions {
    gap: 0.75rem;
  }

  .search-container {
    display: none; /* Hide top bar search on mobile, hero search is active */
  }

  /* Hero adjustments */
  .hero {
    padding: 3.5rem 0 2.5rem;
  }

  .hero h1 {
    font-size: 2.1rem;
  }

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

  /* Grid layout modifications */
  .topics-grid {
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1rem;
  }

  .topic-card {
    padding: 1.25rem 1rem;
  }

  .topic-icon {
    width: 44px;
    height: 44px;
    margin-bottom: 0.75rem;
  }

  .article-card {
    flex-direction: column;
    gap: 1rem;
  }

  .article-card-thumb {
    width: 100%;
    height: 140px;
  }

  .article-content-wrapper {
    padding: 1.5rem;
  }

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

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

  .footer-brand p {
    max-width: 100%;
  }

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

/* Small Mobiles */
@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.85rem;
  }

  .article-title {
    font-size: 1.5rem;
  }

  .article-meta-left {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .article-navigation {
    flex-direction: column;
  }

  .nav-article-card-next {
    align-items: flex-start;
    text-align: left;
  }
}