/* Shared phone and tablet views. Keep these rules after each page stylesheet. */
@media (max-width: 768px) {
  :root { --mobile-nav-height: 64px; }
  body:has(> nav .nav-links) { --mobile-nav-height: 112px; }
  html { scroll-padding-top: 128px; }
  body { overflow-x: clip; }
  body > nav {
    height: var(--mobile-nav-height);
    padding: 0 16px;
    align-items: flex-start;
  }
  .nav-logo { height: 64px; min-width: 0; max-width: 56%; }
  .nav-logo-img { max-width: 100%; height: auto; max-height: 40px; }
  .nav-right { height: 64px; gap: 8px; min-width: 0; }
  .nav-login, .nav-user-btn { min-height: 44px; padding: 8px 12px; }
  .nav-username { max-width: 80px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .nav-links {
    display: flex;
    position: absolute;
    left: 16px;
    right: 16px;
    top: 64px;
    height: 48px;
    gap: 8px;
    justify-content: space-between;
    overflow-x: auto;
  }
  .nav-links li { flex-shrink: 0; }
  .nav-links a { display: flex; align-items: center; min-height: 44px; padding: 8px; }
  .nav-dropdown-item { min-height: 44px; }
  body > main { padding-top: var(--mobile-nav-height); }
  .hero {
    min-height: calc(100svh - var(--mobile-nav-height));
    padding: 48px 16px;
  }
  body > .hero { margin-top: var(--mobile-nav-height); }
  .hero h1 { font-size: clamp(2rem, 10vw, 3.5rem); line-height: 1.1; overflow-wrap: anywhere; }
  .hero-sub { font-size: 1.25rem; letter-spacing: 0.12em; }
  .hero-desc { font-size: 1rem; line-height: 1.75; }
  .hero-actions { margin-top: 24px; gap: 16px; }
  .hero-scroll { display: none; }
  .section { width: calc(100% - 32px); padding: 48px 0; }
  .section-title { margin-bottom: 24px; }
  .features { padding: 48px 16px; }
  .features-grid { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .feature-card { padding: 24px; }
  .cta-banner { margin: 0 16px 48px; padding: 24px; gap: 24px; }
  .btn { min-height: 48px; padding: 12px 16px; white-space: normal; }
  .btn svg { flex-shrink: 0; }
  input:not([type="checkbox"]):not([type="radio"]), select, textarea { font-size: 16px; max-width: 100%; }
  input:not([type="checkbox"]):not([type="radio"]), select { min-height: 48px; }
  .auth-section, .key-section, .order-section {
    min-height: calc(100svh - var(--mobile-nav-height));
    margin-top: var(--mobile-nav-height);
    padding: 32px 16px 48px;
    align-items: flex-start;
  }
  .auth-card, .key-card, .order-card { padding: 24px; overflow-wrap: anywhere; }
  .auth-form, .auth-actions { gap: 16px; }
  .key-steps li { display: block; position: relative; padding-left: 24px; }
  .key-steps li svg { position: absolute; left: 0; top: 4px; }
  .purchase-section { padding: calc(var(--mobile-nav-height) + 32px) 16px 48px; }
  .product { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .product-media { aspect-ratio: 807 / 616; }
  .product-title { font-size: 2rem; line-height: 1.2; }
  .qty-btn, .qty-input { min-height: 48px; height: 48px; }
  .qty-btn { width: 48px; }
  .buy-feedback { position: static; min-height: 0; margin-top: 16px; }
  .product-total { gap: 16px; flex-wrap: wrap; }
  .order-field { padding: 12px; gap: 8px; }
  .order-key, .order-code { min-width: 0; }
  .order-copy, .db-copy-btn, .db-btn-sm, .modal-close, .game-modal-close { width: 44px; height: 44px; flex-shrink: 0; }
  .db-copy-btn { opacity: 1; }
  .db-layout { margin-top: var(--mobile-nav-height); min-height: calc(100svh - var(--mobile-nav-height)); grid-template-columns: minmax(0, 1fr); }
  .db-sidebar { padding: 8px 16px; min-width: 0; }
  .db-nav { flex-wrap: nowrap; overflow-x: auto; gap: 8px; }
  .db-nav-item { width: auto; flex-shrink: 0; min-height: 48px; padding: 12px; }
  .db-main { padding: 24px 16px; }
  .db-card { padding: 24px; overflow-wrap: anywhere; }
  .db-profile-card { flex-wrap: wrap; gap: 16px; }
  .db-profile-info { min-width: 0; }
  .db-profile-name { flex-wrap: wrap; overflow-wrap: anywhere; }
  .db-section-header { gap: 16px; }
  .db-search { flex: 1 1 100%; width: 100%; margin-left: 0; }
  .db-gen-form { gap: 16px; }
  #gen-account { width: 100% !important; }
  .db-gen-form .btn { width: 100%; min-height: 48px; }
  .db-check { min-height: 44px; }
  .db-key-display { padding: 12px; gap: 8px; }
  .db-key-code { min-width: 0; }
  .db-table-wrap { max-width: 100%; }
  .telemetry-controls > select, .telemetry-controls > button { width: 100%; }
  .telemetry-metrics { grid-template-columns: minmax(0, 1fr); }
  .modal-overlay { padding: 16px; }
  .modal-card { max-height: calc(100dvh - 32px); overflow-y: auto; }
  .modal-header { padding: 16px; gap: 8px; }
  .modal-header > div { min-width: 0; overflow-wrap: anywhere; }
  .modal-row { align-items: flex-start; flex-wrap: wrap; padding: 12px 16px; gap: 8px; }
  .modal-row span:last-child { min-width: 0; overflow-wrap: anywhere; }
  .game-modal-overlay { padding: 16px; }
  .game-modal { grid-template-columns: minmax(0, 1fr); max-height: none; }
  .game-modal-body { padding: 24px; }
  .game-feature-heading { flex-wrap: wrap; }
  .game-feature-tabs button { min-height: 44px; }
  .terms-document { padding: calc(var(--mobile-nav-height) + 32px) 16px 48px; }
  .terms-document h1 { font-size: 2rem; }
  .terms-document h2 { margin-top: 32px; }
  .terms-footer { padding: 0 16px 48px; }
  footer { padding: 24px 16px; gap: 16px; }
  .footer-links { gap: 8px 16px; }
  .footer-links a { display: inline-flex; align-items: center; min-height: 44px; }
  .ads-consent-banner { left: 16px; right: 16px; bottom: max(16px, env(safe-area-inset-bottom)); }
  .ads-consent-inner { padding: 16px; gap: 16px; max-height: calc(100dvh - 32px); overflow-y: auto; }
  .ads-consent-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
  .ads-consent-btn { min-height: 48px; padding: 12px; }
  :focus-visible { outline: 2px solid var(--gold); outline-offset: 4px; }
}