/* AiMe Responsive CSS — Sprint 17 */

/* 768px — Tablet */
@media (max-width: 768px) {
  nav { flex-wrap: wrap; }
  .nav-links { display: none; flex-direction: column; width: 100%; gap: 0; padding: 0.5rem 0; }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 0.75rem 1rem; border-bottom: 1px solid var(--border); width: 100%; }
  .hamburger { display: block; }
  footer { flex-direction: column; gap: 0.5rem; text-align: center; padding: 1.5rem 1rem; }
  .about-hero h1 { font-size: 1.75rem; }
  .about-hero .tagline { font-size: 1.05rem; }
  .about-section { margin-bottom: 2rem; }
  .about-section h2 { font-size: 1.4rem; }
  .forum-container { flex-direction: column; }
  .forum-sidebar { width: 100%; max-width: 100%; order: -1; margin-bottom: 1rem; }
  .forum-main { width: 100%; }
  .thread-meta { flex-wrap: wrap; gap: 0.5rem; }
  .textbox-container { flex-direction: column; gap: 1rem; }
  .textbox-sidebar, .textbox-main { width: 100%; max-width: 100%; }
  .bot-selector { display: flex; overflow-x: auto; gap: 0.5rem; padding-bottom: 0.5rem; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); gap: 0.75rem; }
  .dashboard-grid { grid-template-columns: 1fr; }
  .stat-cards { grid-template-columns: repeat(2, 1fr); }
}

/* 480px — Phone */
@media (max-width: 480px) {
  body { font-size: 0.9rem; }
  .nav-logo { font-size: 1.25rem; }
  .nav-links a { font-size: 0.9rem; padding: 0.65rem 0.75rem; }
  footer { font-size: 0.8rem; padding: 1rem 0.75rem; }
  footer span { font-size: 0.75rem; }
  .about-hero { padding: 2.5rem 1rem 1.5rem; }
  .about-hero h1 { font-size: 1.35rem; }
  .about-section { padding: 0 1rem; margin-bottom: 1.5rem; }
  .about-section h2 { font-size: 1.2rem; }
  .origin-story { padding: 1rem; }
  .founder-grid, .feature-grid, .value-grid { grid-template-columns: 1fr; gap: 0.75rem; }
  .feature-card, .value-card { padding: 1rem; }
  .forum-header h1, .textbox-header h1, .gallery-header h1 { font-size: 1.35rem; }
  .thread-item { padding: 0.75rem; }
  .thread-title { font-size: 0.95rem; }
  .thread-meta { font-size: 0.75rem; }
  .category-pills { flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .category-pill { white-space: nowrap; flex-shrink: 0; }
  .chat-bubble { max-width: 90%; font-size: 0.85rem; padding: 0.6rem 0.8rem; }
  .message-input { font-size: 0.9rem; }
  .bot-avatar { width: 36px; height: 36px; }
  .bot-name { font-size: 0.8rem; }
  .gallery-grid { grid-template-columns: 1fr; }
  .stat-cards { grid-template-columns: 1fr; }
  .stat-card { padding: 1rem; }
  .stat-value { font-size: 1.5rem; }
  .plan-badge { font-size: 0.65rem; padding: 0.15rem 0.4rem; }
  .gate-upgrade-prompt { padding: 1.25rem; }
  .gate-lock-icon { font-size: 2rem; }
  .gate-upgrade-prompt p { font-size: 0.85rem; }
  .gate-upgrade-btn { font-size: 0.85rem; padding: 0.5rem 1.25rem; }
}

/* Touch targets */
@media (hover: none) and (pointer: coarse) {
  .plan-cta, .gate-upgrade-btn, .category-pill, .nav-links a {
    min-height: 44px; display: flex; align-items: center; justify-content: center;
  }
}