/* —— Responsive —— */
@media (max-width: 960px) {
  .header-nav a {
    padding: 6px 8px;
  }

  .prefs--header .prefs__lang-label {
    display: none;
  }

  .prefs--header .prefs__lang-btn {
    padding-inline: 0.65em;
  }
}

@media (max-width: 800px) {
  .plans {
    grid-template-columns: 1fr;
  }

  .wrap {
    width: min(var(--wide), calc(100% - 24px));
  }

  .nav-toggle {
    display: inline-flex;
  }

  /* Desktop strip → mobile dropdown panel under header bar */
  .header-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 22;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    margin: 0;
    padding: 10px 12px 12px;
    background: color-mix(in srgb, var(--bg) 96%, transparent);
    backdrop-filter: blur(16px) saturate(1.1);
    -webkit-backdrop-filter: blur(16px) saturate(1.1);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 16px 32px rgba(38, 37, 30, 0.08);
  }

  html[data-theme="dark"] .header-nav {
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.35);
  }

  .site-header.is-nav-open .header-nav {
    display: flex;
  }

  .header-nav a {
    display: flex;
    align-items: center;
    min-height: 44px;
    padding: 12px 14px;
    border-radius: 12px;
    font-size: 0.95rem;
    font-weight: 500;
  }

  .nav-backdrop {
    display: block;
    position: fixed;
    /* below sticky header bar, above page content */
    top: calc(56px + env(safe-area-inset-top, 0px));
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 15;
    background: color-mix(in oklab, var(--ink) 28%, transparent);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.16s ease;
  }

  .site-header.is-nav-open .nav-backdrop {
    opacity: 1;
    pointer-events: auto;
  }

  .prefs--header .prefs__lang-label {
    max-width: 4.5em;
  }

  .prefs--header .prefs__github {
    display: none;
  }

  .header-nav__github {
    display: flex;
  }

  .prefs {
    gap: calc(var(--cursor-g, 0.625rem) * 0.8);
  }

  .theme-pill__btn {
    padding-inline: 0.55em;
  }

  .section {
    padding: 56px 0;
  }
}

@media (max-width: 560px) {
  .header-right {
    gap: 6px;
  }

  .prefs {
    gap: 6px;
  }

  .theme-pill {
    padding: 1px;
  }

  .theme-pill__btn {
    padding: 0.38em 0.48em;
  }

  /* Theme pill stays; lang / GitHub labels drop first */
  .prefs--header .prefs__lang-label {
    display: none;
  }

  .prefs--header .prefs__lang-btn {
    padding-inline: 0.55em;
  }

  .hero {
    padding-top: 40px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn {
    width: 100%;
    min-height: 44px;
  }

  .bottom-cta-card {
    padding: 28px 18px 24px;
  }
}

@media (max-width: 380px) {
  /* Ultra-narrow: icon-only theme would be ideal; keep pill, tighten gap */
  .header-right {
    gap: 6px;
  }

  .prefs {
    gap: 6px;
  }

  .logo {
    font-size: 0.875rem;
    gap: 7px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  body,
  .theme-pill__thumb,
  .prefs__lang-flyout,
  .prefs__lang-btn,
  .nav-backdrop,
  .faq summary::after,
  .fact,
  .how-list li,
  .vh-hud-card {
    transition: none !important;
  }

  .vh-hud-card.is-on,
  .vh-hud-card {
    animation: none !important;
  }
}