@media (min-width: 576px) {
  .stats-grid { grid-template-columns: repeat(4, minmax(0,1fr)); }
}
@media (min-width: 768px) {
  .page-section { padding: 74px 0; }
  .hero { padding: 86px 0 34px; }
  .game-page { padding-top: 28px; }
}
@media (min-width: 1024px) {
  .game-topbar { padding: 17px 19px; }
  .mission-card, .strings-card, .regex-card { padding: 20px; }
}
@media (max-width: 991.98px) {
  .navbar-collapse { padding: 12px 0 5px; }
  .navbar-nav { align-items: stretch !important; }
  .nav-link { padding: 9px 0 !important; }
  .navbar .btn-game { width: 100%; margin-top: 8px; }
}
@media (max-width: 575.98px) {
  .container-shell { width: min(100% - 22px, var(--max-width)); }
  .hero { padding-top: 48px; }
  .hero-centered h1 { font-size: clamp(2.35rem, 13vw, 3.35rem); }
  .hero-actions { display: grid; grid-template-columns: 1fr; }
  .hero-actions .btn { width: 100%; }
  .hero-demo { padding: 15px; margin-top: 28px; }
  .stats-grid { gap: 8px; }
  .stat-card { padding: 15px 9px; }
  .stat-number { font-size: 1.45rem; }
  .page-section { padding: 46px 0; }
  .page-title { font-size: clamp(2rem, 12vw, 3rem); }
  .cheat-table td { padding: 10px 11px; }
}

/* Retention home responsive layout */
@media (min-width: 768px) {
  .step-strip { grid-template-columns: minmax(0,1fr) auto minmax(0,1fr) auto minmax(0,1fr); align-items: stretch; }
  .step-connector { display: grid; place-items: center; }
}
@media (min-width: 992px) {
  .retention-hero-grid { grid-template-columns: minmax(0,.95fr) minmax(460px,1.05fr); gap: 46px; }
  .live-demo { padding: 20px; }
}
@media (max-width: 991.98px) {
  .home-retention .retention-hero { padding-top: 44px; }
  .retention-copy { text-align: center; }
  .retention-copy > p { margin-inline: auto; }
  .retention-copy .hero-actions, .retention-copy .hero-trust { justify-content: center; }
  .hook-question { margin-inline: auto; text-align: left; }
  .live-demo { max-width: 680px; margin-inline: auto; width: 100%; }
}
@media (max-width: 575.98px) {
  .home-retention .retention-hero { padding-top: 34px; }
  .retention-copy h1 { font-size: clamp(2.35rem, 12.5vw, 3.2rem); }
  .retention-copy > p { font-size: .98rem; }
  .hook-question { grid-template-columns: auto 1fr; padding: 15px; }
  .hook-arrow { display: none; }
  .hook-icon { width: 40px; height: 40px; }
  .live-demo { padding: 13px; border-radius: 17px; }
  .live-demo-top { align-items: flex-start; flex-direction: column; }
  .demo-regex-box { font-size: .72rem; min-height: 48px; }
  .live-result { align-items: flex-start; padding: 9px; }
  .live-result code { font-size: .71rem; }
  .live-result .result-state { font-size: .7rem; }
  .live-demo-footer { align-items: flex-start; }
  .demo-replay { flex: 0 0 auto; }
  .retention-steps { padding-top: 8px; }
  .step-card { padding: 14px; }
}