@media (max-width: 599px) {
  header {
    width: 100%;
    left: 0;
    transform: none;
    padding: 8px 12px;
  }

  .menu {
    flex-direction: column;
    gap: 8px;
  }

  .news-grid {
    grid-template-columns: 1fr !important;
    gap: 15px;
  }

  .container {
    width: 90vw;
    padding: 8px 12px;
  }

  .post-title {
    font-size: 1.6rem;
  }
  .post-content {
    font-size: 1rem;
  }
}

@media (min-width: 600px) and (max-width: 899px) {
  header {
    width: min(800px, 90vw);
  }

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

  .post-title {
    font-size: 1.8rem;
  }
  .post-content {
    font-size: 1.03rem;
  }
}

@media (min-width: 900px) and (max-width: 1199px) {
  header {
    width: min(800px, 90vw);
  }

  .news-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }

  .container {
    width: min(800px, 90vw);
  }

  .site-footer {
    width: min(800px, 90vw);
  }
}

@media (min-width: 1200px) {
  header {
    width: min(900px, 90vw);
  }

  .news-grid {
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  }

  .container {
    width: min(900px, 90vw);
  }
}