/* ─── Responsive — Mobile First ──────────────────────────────────────────── */

@media (max-width: 1024px) {
  .offers-grid {
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  }
}

@media (max-width: 768px) {
  /* Navbar */
  .nav-links {
    display: none;
    position: fixed;
    top: 56px;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-subtle);
    flex-direction: column;
    padding: 1rem;
    gap: 0.75rem;
    z-index: 1999;
  }

  .nav-links.open {
    display: flex;
  }

  .hamburger {
    display: block;
  }

  .nav-user {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--border-subtle);
    width: 100%;
  }

  /* Content */
  .main-content {
    padding: 70px 1rem 2rem;
  }

  /* Filter bar */
  .filter-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
  }

  .filter-group {
    width: 100%;
  }

  .filter-group select,
  .filter-group input {
    width: 100%;
  }

  /* Trade cards */
  .offers-grid {
    grid-template-columns: 1fr;
  }

  .trade-card-inner {
    flex-direction: column;
  }

  .offered-col {
    border-radius: var(--radius) var(--radius) 0 0;
  }

  .requested-col {
    border-radius: 0 0 var(--radius) var(--radius);
  }

  /* Homepage */
  .game-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .home-grid .main-image {
    max-width: 100%;
  }

  /* Profile */
  .profile-header {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .profile-stats {
    justify-content: center;
  }

  .profile-linked {
    justify-content: center;
  }

  /* Modals */
  .modal-content {
    width: 95%;
    padding: 1.5rem;
    margin: 0 auto;
    max-height: 90vh;
  }

  /* Header logo */
  .header-logo img {
    max-width: 280px;
  }

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

@media (max-width: 480px) {
  .game-grid {
    grid-template-columns: 1fr;
  }

  .navbar {
    padding: 0 0.75rem;
  }

  .navbar .brand {
    font-size: 0.95rem;
  }

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

  .profile-stats {
    flex-direction: column;
    gap: 0.75rem;
  }
}