/**
 * Cartoon French — Mobile-First Polish Layer
 * Loaded AFTER site.css. Fixes overflow, cramped UI, FABs, and touch UX
 * for phones (primary audience). Safe to keep; desktop unchanged above 960px.
 */

/* --------------------------------------------------------------------------
   Global mobile safety
   -------------------------------------------------------------------------- */
html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  overflow-x: clip;
}

main {
  min-width: 0;
  overflow-x: clip;
}

img,
svg,
video,
canvas,
iframe {
  max-width: 100%;
  height: auto;
}

/* Prevent flex/grid children from forcing horizontal scroll */
.hero-grid,
.hero-text-side,
.hero-visual-side,
.glass-card,
.card,
section {
  min-width: 0;
}

.container,
.container-wide,
.container.hero-grid,
.site-header-inner {
  width: 100%;
  margin-inline: auto;
  padding-inline: clamp(1rem, 2.2vw, 1.5rem);
  box-sizing: border-box;
}
.container,
.container.hero-grid {
  max-width: 1200px;
}
.container-wide,
.site-header-inner {
  max-width: 1320px;
}
/* Header spans full viewport width but keeps side gutters */
.site-header-inner {
  max-width: none;
}

/* --------------------------------------------------------------------------
   Tablet & below (<= 960px)
   -------------------------------------------------------------------------- */
@media (max-width: 960px) {
  .container,
  .container-wide,
  .container.hero-grid,
  .site-header-inner {
    padding-inline: max(1rem, env(safe-area-inset-left, 0px) + 0.5rem)
                    max(1rem, env(safe-area-inset-right, 0px) + 0.5rem) !important;
    box-sizing: border-box !important;
  }

  .site-header-inner {
    gap: 0.5rem !important;
  }

  /* Make hamburger unmistakable on dark header */
  .mobile-toggle-btn {
    display: inline-flex !important;
    width: 42px !important;
    height: 42px !important;
    min-width: 42px !important;
    min-height: 42px !important;
    border-radius: 12px !important;
    background: rgba(20, 184, 166, 0.14) !important;
    border: 1.5px solid rgba(20, 184, 166, 0.45) !important;
    box-shadow: 0 0 0 1px rgba(20, 184, 166, 0.12), 0 6px 16px rgba(0, 0, 0, 0.25) !important;
  }
  .mobile-toggle-btn .bar {
    background: #5eead4 !important;
    width: 18px !important;
  }
  [data-theme="light"] .mobile-toggle-btn {
    background: rgba(13, 148, 136, 0.1) !important;
    border-color: rgba(13, 148, 136, 0.35) !important;
  }
  [data-theme="light"] .mobile-toggle-btn .bar {
    background: #0f766e !important;
  }

  .theme-toggle-switch .toggle-track {
    width: 52px !important;
    height: 28px !important;
  }

  .logo {
    min-width: 0 !important;
    max-width: calc(100vw - 140px) !important;
  }
  .logo-text {
    overflow: hidden;
    text-overflow: ellipsis;
  }

  /* Compact FABs so they don't eat content */
  .floating-translate-label,
  .floating-support-label {
    display: none !important;
  }
  .floating-translate-btn,
  .floating-support-btn {
    width: 52px !important;
    height: 52px !important;
    min-width: 52px !important;
    min-height: 52px !important;
    padding: 0 !important;
    border-radius: 50% !important;
    justify-content: center !important;
    gap: 0 !important;
    bottom: max(14px, env(safe-area-inset-bottom)) !important;
  }
  .floating-translate-btn {
    left: max(14px, env(safe-area-inset-left)) !important;
  }
  .floating-support-btn {
    right: max(14px, env(safe-area-inset-right)) !important;
  }
  .floating-translate-pulse,
  .floating-support-btn-pulse {
    display: none !important;
  }
  .floating-translate-icon,
  .floating-support-icon {
    font-size: 1.35rem !important;
    line-height: 1 !important;
  }

  /* Room so FABs don't cover last cards */
  main {
    padding-bottom: 5.5rem !important;
  }

  .mock-exam-tabs {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 0.55rem !important;
  }
  .mock-exam-tabs .btn {
    width: 100% !important;
    justify-content: center !important;
    white-space: normal !important;
    min-height: 44px !important;
  }

  .mock-hero-banner,
  .mock-paywall-banner,
  .mock-unlocked-banner {
    padding: 1.25rem 1.1rem !important;
  }
  .mock-hero-title {
    font-size: clamp(1.45rem, 6vw, 1.9rem) !important;
    line-height: 1.25 !important;
    overflow-wrap: anywhere !important;
  }
  .mock-paywall-banner [style*="white-space: nowrap"],
  .mock-paywall-banner .btn {
    white-space: normal !important;
    width: 100% !important;
    justify-content: center !important;
  }
}

/* --------------------------------------------------------------------------
   Phones (<= 768px) — primary audience
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
  body {
    font-size: 0.98rem;
  }

  .site-header-inner {
    padding-inline: max(1rem, env(safe-area-inset-left, 0px) + 0.5rem)
                    max(1rem, env(safe-area-inset-right, 0px) + 0.5rem) !important;
    height: 60px !important;
  }

  .section {
    padding: 2.5rem 0 !important;
  }

  .hero {
    padding: 1.35rem 0 2.25rem !important;
    overflow-x: clip !important;
  }

  .hero-grid {
    grid-template-columns: 1fr !important;
    gap: 1.75rem !important;
    text-align: left !important;
  }

  .hero-tag-badge {
    max-width: 100% !important;
    width: fit-content !important;
    white-space: normal !important;
    line-height: 1.35 !important;
    font-size: 0.72rem !important;
    padding: 0.4rem 0.75rem !important;
    gap: 0.4rem !important;
    margin-bottom: 1rem !important;
  }

  .hero-brand {
    font-size: clamp(1.7rem, 7.2vw, 2.2rem) !important;
    line-height: 1.2 !important;
    text-align: left !important;
  }

  .hero-lead {
    font-size: 0.95rem !important;
    line-height: 1.6 !important;
    max-width: 100% !important;
    text-align: left !important;
    overflow-wrap: break-word !important;
    word-break: normal !important;
  }

  .hero-actions {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 0.6rem !important;
  }
  .hero-actions .btn {
    width: 100% !important;
    min-height: 48px !important;
    justify-content: center !important;
    font-size: 0.92rem !important;
    padding: 0.85rem 1rem !important;
    white-space: normal !important;
    text-align: center !important;
  }

  /* Attractive 2×2 stats tiles */
  .hero-stats-row {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 0.65rem !important;
    padding-top: 1rem !important;
    border-top: 1px solid var(--border-line);
  }
  .hero-stat-item {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-line);
    border-radius: 14px;
    padding: 0.85rem 0.65rem !important;
    text-align: center !important;
    min-width: 0 !important;
  }
  [data-theme="light"] .hero-stat-item {
    background: #ffffff;
    border-color: rgba(15, 23, 42, 0.1);
  }
  .hero-stat-item strong {
    font-size: clamp(1rem, 4.2vw, 1.2rem) !important;
    line-height: 1.2 !important;
    overflow-wrap: anywhere !important;
  }
  .hero-stat-item span {
    font-size: 0.7rem !important;
    line-height: 1.3 !important;
    display: block;
    margin-top: 0.25rem !important;
  }

  /* Classroom board — scrollable tabs, no clip */
  .smart-classroom-board {
    border-radius: 18px !important;
    width: 100% !important;
  }
  .board-top-bar {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 0.55rem !important;
    padding: 0.7rem 0.75rem !important;
  }
  .board-live-pill {
    font-size: 0.68rem !important;
    justify-content: center !important;
  }
  .board-tabs-nav {
    width: 100% !important;
    max-width: 100% !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
    scrollbar-width: none;
    justify-content: flex-start !important;
    flex-wrap: nowrap !important;
    padding: 0.25rem !important;
  }
  .board-tabs-nav::-webkit-scrollbar {
    display: none;
  }
  .board-tab-btn {
    flex: 0 0 auto !important;
    min-height: 40px !important;
    font-size: 0.74rem !important;
    padding: 0.4rem 0.7rem !important;
  }
  .board-chalk-screen {
    min-height: 0 !important;
    padding: 1rem 0.9rem 1.15rem !important;
  }
  .phrase-french {
    font-size: clamp(1.15rem, 5.5vw, 1.45rem) !important;
    overflow-wrap: anywhere !important;
  }
  .board-play-btn {
    width: 100% !important;
    justify-content: center !important;
    min-height: 46px !important;
  }

  /* Studios / cards */
  .studios-home-grid,
  .level-mosaic,
  .pricing-cards-grid,
  .pricing-grid,
  .practice-mock-grid,
  .vocab-bento-grid {
    grid-template-columns: 1fr !important;
    gap: 1rem !important;
  }

  .studio-home-card,
  .level-tile,
  .pricing-card,
  .practice-mock-card,
  .glass-card {
    border-radius: 16px !important;
  }

  .studio-card-img-wrap {
    height: 170px !important;
  }

  /* Vocabulary */
  .vocab-hero-grid {
    grid-template-columns: 1fr !important;
    gap: 1.25rem !important;
    text-align: left !important;
  }
  .vocab-hero-stats {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 0.55rem !important;
    justify-content: stretch !important;
    margin-top: 1rem !important;
  }
  .vocab-hero-stats .v-stat {
    min-width: 0 !important;
    width: 100% !important;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-line);
    border-radius: 12px;
    padding: 0.75rem 0.85rem;
  }
  [data-theme="light"] .vocab-hero-stats .v-stat {
    background: #fff;
    border-color: rgba(15, 23, 42, 0.1);
  }
  .vocab-hero-stats .v-stat strong {
    font-size: 1.15rem !important;
  }
  .vocab-hero-stats .v-stat span {
    white-space: normal !important;
    overflow-wrap: anywhere !important;
    line-height: 1.35 !important;
  }
  .controls-bar {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 0.65rem !important;
  }
  .vocab-search-input,
  .vocab-cat-select,
  .controls-bar input,
  .controls-bar select {
    width: 100% !important;
    min-width: 0 !important;
    min-height: 46px !important;
  }

  /* Grammar */
  .grammar-hero-banner {
    flex-direction: column !important;
    padding: 1.25rem 1rem !important;
    gap: 1.1rem !important;
    text-align: left !important;
  }
  .grammar-hero-title {
    font-size: clamp(1.4rem, 6vw, 1.85rem) !important;
  }
  .grammar-stats-pills {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 0.5rem !important;
  }
  .grammar-stat-pill {
    min-width: 0 !important;
    width: 100% !important;
    white-space: normal !important;
    overflow-wrap: anywhere !important;
    line-height: 1.35 !important;
    padding: 0.65rem 0.7rem !important;
    border-radius: 12px !important;
  }
  .grammar-stat-pill strong,
  .grammar-stat-pill span {
    display: block !important;
    white-space: normal !important;
    overflow-wrap: anywhere !important;
  }
  .grammar-hero-chips,
  .grammar-feature-chips,
  .feature-chip-row {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 0.45rem !important;
  }
  .grammar-hero-chips > *,
  .grammar-feature-chips > *,
  .feature-chip-row > * {
    max-width: 100% !important;
    white-space: normal !important;
    overflow-wrap: anywhere !important;
    line-height: 1.3 !important;
  }
  .level-bar-wrap {
    width: 100% !important;
    margin: 1rem 0 1.35rem !important;
  }
  .level-bar {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 0.45rem !important;
    width: 100% !important;
    border-radius: 16px !important;
    padding: 0.45rem !important;
  }
  .level-bar .level-btn {
    width: 100% !important;
    min-height: 46px !important;
    justify-content: center !important;
    white-space: normal !important;
    text-align: center !important;
    font-size: 0.78rem !important;
    padding: 0.55rem 0.45rem !important;
    border-radius: 12px !important;
    flex-direction: column !important;
    gap: 0.15rem !important;
  }
  .level-bar .level-btn strong,
  .level-bar .level-btn span {
    line-height: 1.2 !important;
  }
  .goal-selector-nav,
  .level-nav,
  .level-pills,
  .grammar-level-nav {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 0.5rem !important;
  }
  .level-nav-pill,
  .goal-selector-pill,
  .level-pills a,
  .level-pills button {
    width: 100% !important;
    min-height: 44px !important;
    justify-content: center !important;
    white-space: normal !important;
    text-align: center !important;
    font-size: 0.8rem !important;
  }
  .mock-unlock-cta {
    width: 100% !important;
    white-space: normal !important;
    justify-content: center !important;
  }

  .filter-toolbar,
  .grammar-filter-bar,
  .mastery-filter-row {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 0.45rem !important;
  }
  .filter-toolbar .btn,
  .grammar-filter-bar .btn,
  .mastery-filter-row .btn,
  .mastery-filter-row button {
    flex: 1 1 auto !important;
    min-height: 40px !important;
    font-size: 0.78rem !important;
  }

  /* Translation studio */
  .translate-hero-card {
    flex-direction: column !important;
    align-items: stretch !important;
    text-align: left !important;
    gap: 1.1rem !important;
    padding: 1.15rem !important;
  }
  .translate-stats-grid,
  .translate-feature-chips,
  .translate-stats-grid {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 0.5rem !important;
  }
  .translate-stat-chip,
  .translate-stats-grid > * {
    width: 100% !important;
    min-width: 0 !important;
    justify-content: flex-start !important;
  }
  .translate-shortcut-hint {
    display: none !important;
  }
  .translate-toolbar {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 0.65rem !important;
  }
  .lang-pair {
    width: 100% !important;
    justify-content: space-between !important;
  }
  .translate-actions {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 0.5rem !important;
    align-items: center !important;
    justify-content: space-between !important;
    width: 100% !important;
  }
  .translate-actions-left,
  .translate-actions-right {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 0.4rem !important;
    align-items: center !important;
    min-width: 0 !important;
  }
  .btn-translate-submit {
    flex: 1 1 auto !important;
    min-height: 48px !important;
    white-space: nowrap !important;
  }
  .translate-pane {
    min-height: 180px !important;
    padding: 0.95rem 0.85rem !important;
  }
  .translate-pane textarea,
  .translate-pane .translate-input {
    width: 100% !important;
    max-width: 100% !important;
    font-size: 1rem !important; /* avoids iOS zoom */
  }

  /* Soften oversized CTAs slightly */
  .hero-actions .btn {
    min-height: 46px !important;
    padding: 0.75rem 1rem !important;
  }

  /* 100vw safety — avoid classic mobile horizontal scroll */
  .site-nav-backdrop,
  .footer-ambient-glow {
    width: 100% !important;
    max-width: 100% !important;
  }

  /* Notes / diary */
  .diary-desk,
  .notes-layout,
  .notes-shell {
    display: block !important;
  }
  .diary-sidebar,
  .notes-sidebar {
    width: 100% !important;
    margin-bottom: 1rem !important;
  }

  /* Tables: always scroll inside wrapper */
  .table-responsive,
  .hud-table-wrap,
  .conjugation-table-wrap {
    display: block !important;
    width: 100% !important;
    max-width: 100% !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
  }

  /* Footer */
  .site-footer .footer-grid,
  .footer-columns,
  .footer-top {
    grid-template-columns: 1fr !important;
    gap: 1.25rem !important;
    text-align: left !important;
  }

  /* Support modal full-bleed comfort */
  .floating-support-dialog {
    width: calc(100vw - 1.25rem) !important;
    max-width: 100% !important;
    max-height: calc(100dvh - 1.5rem) !important;
    overflow-y: auto !important;
    border-radius: 18px !important;
    padding: 1.15rem 1rem 1.35rem !important;
  }
  .modal-input-row {
    grid-template-columns: 1fr !important;
  }

  /* Buttons: no sideways overflow from nowrap */
  .btn {
    max-width: 100%;
  }
  .btn-lg {
    width: 100%;
    justify-content: center;
    white-space: normal !important;
  }

  /* Lock / checkout grids */
  .lock-screen-grid,
  .checkout-grid,
  .story-bilingual-grid,
  .form-grid,
  .gateway-switch-grid {
    grid-template-columns: 1fr !important;
  }
}

/* --------------------------------------------------------------------------
   Small phones (<= 430px)
   -------------------------------------------------------------------------- */
@media (max-width: 430px) {
  .container,
  .container-wide,
  .container.hero-grid,
  .site-header-inner {
    padding-inline: max(1rem, env(safe-area-inset-left, 0px) + 0.5rem)
                    max(1rem, env(safe-area-inset-right, 0px) + 0.5rem) !important;
  }

  .logo-text {
    font-size: 1.05rem !important;
  }
  .site-mascot-logo {
    width: 30px !important;
    height: 30px !important;
  }

  .hero-brand {
    font-size: clamp(1.55rem, 8vw, 1.95rem) !important;
  }

  .hero-stats-row {
    gap: 0.5rem !important;
  }
  .hero-stat-item {
    padding: 0.7rem 0.45rem !important;
  }
  .hero-stat-item strong {
    font-size: 0.98rem !important;
  }

  .level-bar,
  .goal-selector-nav,
  .level-nav,
  .level-pills,
  .grammar-level-nav {
    grid-template-columns: 1fr 1fr !important;
  }

  .floating-translate-btn,
  .floating-support-btn {
    width: 48px !important;
    height: 48px !important;
    min-width: 48px !important;
    min-height: 48px !important;
  }
}

/* --------------------------------------------------------------------------
   Landscape phones — keep content usable
   -------------------------------------------------------------------------- */
@media (max-width: 900px) and (orientation: landscape) {
  .hero {
    padding-top: 1rem !important;
    padding-bottom: 1.5rem !important;
  }
  .floating-translate-btn,
  .floating-support-btn {
    bottom: 10px !important;
  }
}