/* ============================================
   APPRENDRE — jeu de cartes (hiragana, pots, …)
============================================ */

.page--apprendre {
  --correct:        #3a7d44;
  --correct-soft:   rgba(58,125,68,0.18);
  --warn:           #d97a2c;
  --wrong:          var(--vermillion);
  --wrong-soft:     rgba(200,75,49,0.16);
  --reveal:         var(--gold);
}

/* ── Container & topbar ─────────────────────────── */
.container--game {
  padding-top: 28px;
  padding-bottom: 28px;
  min-height: calc(100vh - 56px - 50px); /* nav + footer approx */
  display: flex;
  flex-direction: column;
}

.game-topbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.game-title-block .section-title { font-size: 28px; }
.game-title-block .section-subtitle { margin-top: 4px; }

.game-topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.game-topbar-buttons {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.game-icon-btn {
  font-family: 'DM Sans', sans-serif;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--navy);
  background: var(--white);
  border: 1px solid rgba(15,21,53,0.12);
  border-radius: 6px;
  padding: 8px 12px;
  cursor: pointer;
  transition: background 160ms, border-color 160ms, color 160ms;
}
.game-icon-btn:hover { background: var(--navy); color: var(--white); border-color: var(--navy); }
.game-icon-btn .game-icon-label { margin-left: 4px; }

/* Variant compact pour le bouton « ? » discret */
.game-icon-btn--mini {
  padding: 8px 11px;
  font-family: 'Shippori Mincho', serif;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0;
  color: var(--text-light);
  text-transform: none;
  min-width: 34px;
}
.game-icon-btn--mini:hover { color: var(--white); }

/* ── Stage layout ─────────────────────────────── */
.game-stage {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-top: 8px;
}

/* ── Set switcher (Hiragana / Mots / …) — intégré dans la topbar ─ */
.set-switcher {
  display: inline-flex;
  gap: 6px;
  flex-wrap: nowrap;
  margin: 0;
}
.set-switcher-chip {
  font-family: 'DM Sans', sans-serif;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: 6px 11px;
  border-radius: 999px;
  background: var(--white);
  border: 1px solid rgba(15,21,53,0.12);
  color: var(--navy);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: background 140ms, color 140ms, border-color 140ms;
}
.set-switcher-chip:hover { border-color: var(--navy); }
.set-switcher-chip.is-active {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--white);
  cursor: default;
}
.set-switcher-chip-kanji {
  font-family: 'Noto Serif JP', serif;
  font-size: 12px;
  font-weight: 400;
  opacity: 0.85;
}

.game-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-family: 'DM Sans', sans-serif;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-light);
}
.game-meta-streak {
  color: var(--gold);
  font-weight: 600;
  transition: transform 220ms;
}
.meta-streak-record {
  color: var(--text-light);
  font-weight: 500;
  margin-left: 4px;
}
.game-meta-streak.bump { animation: streak-bump 360ms ease; }
@keyframes streak-bump {
  0%   { transform: scale(1); }
  40%  { transform: scale(1.25); color: var(--vermillion); }
  100% { transform: scale(1); }
}

/* ── Prompt card ──────────────────────────────── */
.game-prompt-card {
  background: var(--white);
  border: 1px solid rgba(15,21,53,0.1);
  border-radius: 14px;
  padding: 28px 20px;
  text-align: center;
  position: relative;
  box-shadow: 0 1px 0 rgba(15,21,53,0.04);
  animation: fade-prompt 240ms ease both;
}
.game-prompt-direction {
  font-family: 'DM Sans', sans-serif;
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-light);
  margin-bottom: 10px;
}
.game-prompt-value {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(56px, 12vw, 96px);
  font-weight: 400;
  color: var(--navy);
  line-height: 1;
  letter-spacing: 0.04em;
}
.game-prompt-value.is-text {
  font-family: 'Shippori Mincho', serif;
  font-weight: 600;
  font-size: clamp(42px, 8vw, 76px);
  letter-spacing: 0.02em;
}
.game-prompt-secondary {
  font-family: 'DM Sans', sans-serif;
  font-size: clamp(16px, 2.6vw, 22px);
  font-weight: 500;
  color: var(--text-light);
  letter-spacing: 0.06em;
  margin-top: 10px;
  line-height: 1.2;
}
.game-prompt-secondary[hidden] { display: none; }
@keyframes fade-prompt {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Prompt badges (delta score « +X (Y) ») ──────
   Affichés en absolute autour de la game-prompt-card pour ne jamais
   modifier le layout. Gauche = perte (rouge) pendant les erreurs ou
   reveal final. Droite = succès (vert si delta>0, orange si delta<0). */
.prompt-badge {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-family: 'Shippori Mincho', serif;
  font-weight: 700;
  font-size: clamp(20px, 3.4vw, 30px);
  padding: 8px 16px;
  border-radius: 10px;
  white-space: nowrap;
  pointer-events: none;
  border: 1px solid;
  line-height: 1.1;
  z-index: 3;
}
.prompt-badge--loss {
  left: 20%;
  background: rgba(200,75,49,0.10);
  border-color: rgba(200,75,49,0.28);
  color: var(--vermillion);
}
.prompt-badge--loss.is-final {
  animation: badge-sad 1.8s ease-in-out infinite;
}
.prompt-badge--gain { right: 20%; }
.prompt-badge--gain[data-tone="gain"] {
  background: rgba(58,125,68,0.14);
  border-color: rgba(58,125,68,0.32);
  color: var(--correct);
  animation: badge-joyful 720ms cubic-bezier(.5,1.6,.5,1) infinite alternate;
}
.prompt-badge--gain[data-tone="orange"] {
  background: rgba(217,122,44,0.12);
  border-color: rgba(217,122,44,0.30);
  color: var(--warn);
  animation: badge-sad 1.8s ease-in-out infinite;
}
@keyframes badge-joyful {
  0%   { transform: translate(0, -50%) scale(1); }
  100% { transform: translate(0, -62%) scale(1.07); }
}
@keyframes badge-sad {
  0%, 100% { transform: translate(0, -48%) scale(1);    opacity: 0.92; }
  50%      { transform: translate(0, -42%) scale(0.96); opacity: 0.6; }
}

/* En mode vocab, le prompt est cliquable pour basculer l'aide phonétique
   sur les cartes pendant la manche en cours. */
.game-prompt-card--vocab {
  cursor: pointer;
  transition: background 160ms;
}
.game-prompt-card--vocab:hover { background: rgba(15,21,53,0.025); }

/* Mode vocab : le contenu du prompt occupe toute la largeur, les badges
   centrés sur la verticale chevauchent le texte. Décalage en coins. */
.game-prompt-card--vocab .prompt-badge {
  top: auto;
  transform: none;
  font-size: clamp(15px, 2.6vw, 22px);
  padding: 6px 12px;
}
.game-prompt-card--vocab .prompt-badge--loss {
  top: 8px;
  left: 8px;
}
.game-prompt-card--vocab .prompt-badge--gain {
  bottom: 8px;
  right: 8px;
}
.game-prompt-card--vocab .prompt-badge--gain[data-tone="gain"] {
  animation: badge-joyful-vocab 720ms cubic-bezier(.5,1.6,.5,1) infinite alternate;
}
.game-prompt-card--vocab .prompt-badge--gain[data-tone="orange"],
.game-prompt-card--vocab .prompt-badge--loss.is-final {
  animation: badge-sad-vocab 1.8s ease-in-out infinite;
}
@keyframes badge-joyful-vocab {
  0%   { transform: scale(1); }
  100% { transform: scale(1.07) translateY(-3px); }
}
@keyframes badge-sad-vocab {
  0%, 100% { transform: scale(1);    opacity: 0.92; }
  50%      { transform: scale(0.96) translateY(2px); opacity: 0.6; }
}

/* ── Grid & cards ─────────────────────────────── */
.game-grid {
  --card-min: 100px;
  --card-pad: 14px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;        /* centre les cartes — la dernière ligne orpheline aussi */
  align-content: flex-start;
  gap: 10px;
}
.game-grid[data-difficulty="2"] { --card-min: 130px; --card-pad: 18px; }
.game-grid[data-difficulty="3"] { --card-min: 100px; --card-pad: 14px; }
.game-grid[data-difficulty="4"] { --card-min: 78px;  --card-pad: 10px; }
.game-grid[data-difficulty="5"] { --card-min: 64px;  --card-pad: 8px; }

/* Mode vocab : cartes plus larges (texte au lieu de kana isolé) et
   police principale plus petite (DM Sans, phrases en français). */
.game-grid--vocab[data-difficulty="2"] { --card-min: 200px; --card-pad: 18px; }
.game-grid--vocab[data-difficulty="3"] { --card-min: 160px; --card-pad: 14px; }
.game-grid--vocab[data-difficulty="4"] { --card-min: 130px; --card-pad: 12px; }
.game-grid--vocab[data-difficulty="5"] { --card-min: 110px; --card-pad: 10px; }
.game-grid--vocab .kana-card { min-height: calc(var(--card-min) * 0.7); }
.game-grid--vocab .kana-card-main.is-text {
  font-size: clamp(13px, calc(var(--card-min) * 0.13), 20px);
  font-weight: 500;
  letter-spacing: 0;
  line-height: 1.25;
}
.game-grid--vocab .kana-card-main:not(.is-text) {
  /* Mode fr→jp : main = kana japonais. Garder lisible mais moins agressif. */
  font-size: clamp(22px, calc(var(--card-min) * 0.24), 38px);
}

.kana-card {
  /* Largeur fixe = --card-min, identique sur toutes les lignes (y compris
     la dernière, partielle). Couplé à `justify-content: center` du parent,
     la dernière carte orpheline est centrée à la même taille que les autres.
     Pas de grow/shrink : on évite qu'une carte seule sur sa ligne s'étale. */
  flex: 0 0 var(--card-min);
  width: var(--card-min);
  background: var(--white);
  border: 1px solid rgba(15,21,53,0.1);
  border-radius: 8px;
  padding: var(--card-pad);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
  color: var(--navy);
  text-align: center;
  min-height: var(--card-min);
  word-break: break-word;
  position: relative;
}
.kana-card-main {
  font-family: 'Noto Serif JP', serif;
  font-weight: 400;
  font-size: clamp(34px, calc(var(--card-min) * 0.55), 64px);
  line-height: 1.05;
  transition: font-size 320ms ease, color 200ms ease;
}
.kana-card-main.is-text {
  font-family: 'DM Sans', sans-serif;
  font-weight: 500;
  font-size: clamp(19px, calc(var(--card-min) * 0.30), 40px);
  letter-spacing: 0.04em;
}
.kana-card-sub {
  font-family: 'Noto Serif JP', serif;
  font-weight: 400;
  font-size: clamp(13px, calc(var(--card-min) * 0.16), 18px);
  color: var(--text-light);
  line-height: 1;
  opacity: 0;
  transition: opacity 240ms ease 60ms;
}
.kana-card-sub.is-text {
  font-family: 'DM Sans', sans-serif;
  font-weight: 500;
  letter-spacing: 0.04em;
}
.kana-card.is-revealed .kana-card-sub { opacity: 0.75; }

.kana-card-sub2 {
  font-family: 'DM Sans', sans-serif;
  font-weight: 400;
  font-size: clamp(11px, calc(var(--card-min) * 0.13), 14px);
  color: var(--text-light);
  line-height: 1.25;
  letter-spacing: 0.04em;
  word-break: break-word;
  opacity: 0;
  transition: opacity 240ms ease 60ms;
}
.game-grid--vocab .kana-card-sub2 {
  font-size: clamp(10px, calc(var(--card-min) * 0.10), 13px);
}
.kana-card-sub2:empty { display: none; }
.kana-card.is-revealed .kana-card-sub2 { opacity: 0.6; }

/* Aide à la lecture (vocab) — l'élément qui porte la phonétique reste
   visible quand le grid est en mode `--show-phonetic`. Le toggle est
   commandé par le setting `showPhonetic` ou par un clic sur le prompt. */
.game-grid--show-phonetic .kana-card-sub.is-phonetic { opacity: 0.7; }
.game-grid--show-phonetic .kana-card-sub2.is-phonetic { opacity: 0.6; }
.kana-card:hover:not([disabled]) {
  border-color: var(--navy);
  box-shadow: 0 2px 0 rgba(15,21,53,0.06);
}
.kana-card:active:not([disabled]) { transform: scale(0.97); }
.kana-card[disabled] { cursor: default; }

.kana-card--correct {
  border-color: var(--correct);
  background: rgba(58,125,68,0.08);
  color: var(--correct);
  box-shadow: 0 0 0 2px var(--correct-soft);
  animation: pulse-correct 520ms ease;
}
@keyframes pulse-correct {
  0%   { transform: scale(1); }
  35%  { transform: scale(1.07); box-shadow: 0 0 0 6px var(--correct-soft); }
  100% { transform: scale(1); box-shadow: 0 0 0 2px var(--correct-soft); }
}

.kana-card--wrong {
  border-color: var(--wrong);
  background: rgba(200,75,49,0.08);
  color: var(--wrong);
  animation: shake-x 380ms ease;
  cursor: default;
}
@keyframes shake-x {
  0%, 100% { transform: translateX(0); }
  20%      { transform: translateX(-5px); }
  40%      { transform: translateX(5px); }
  60%      { transform: translateX(-3px); }
  80%      { transform: translateX(3px); }
}

.kana-card {
  transition: transform 320ms ease, opacity 320ms ease, filter 320ms ease,
              font-size 320ms ease, background 320ms ease, color 240ms ease,
              border-color 200ms ease, box-shadow 200ms ease;
}

.kana-card--reveal {
  border-color: var(--reveal);
  background: rgba(201,150,58,0.18);
  color: var(--navy);
  transform: scale(1.06);
  z-index: 2;
  position: relative;
  box-shadow: 0 6px 18px rgba(201,150,58,0.3);
  animation: pulse-reveal 1.5s ease-in-out infinite;
}
.kana-card--reveal .kana-card-main {
  font-size: clamp(46px, calc(var(--card-min) * 0.78), 92px);
}
.kana-card--reveal .kana-card-main.is-text {
  font-size: clamp(24px, calc(var(--card-min) * 0.44), 52px);
}
@keyframes pulse-reveal {
  0%, 100% { box-shadow: 0 6px 18px rgba(201,150,58,0.28); border-color: var(--reveal); }
  50%      { box-shadow: 0 6px 22px rgba(201,150,58,0.45); border-color: var(--gold-light); }
}

/* Quand une carte est révélée, on estompe les autres pour
   atténuer le rouge des erreurs et faire ressortir la bonne. */
.kana-card--dimmed {
  opacity: 0.42;
  filter: saturate(0.35);
  transform: scale(0.94);
  box-shadow: none;
}
.kana-card--dimmed .kana-card-main {
  font-size: clamp(20px, calc(var(--card-min) * 0.38), 42px);
}
.kana-card--dimmed .kana-card-main.is-text {
  font-size: clamp(12px, calc(var(--card-min) * 0.18), 22px);
}
.kana-card--dimmed.kana-card--wrong { animation: none; }

/* ── Action bar ────────────────────────────────── */
.game-actionbar {
  display: flex;
  justify-content: center;
  margin-top: 6px;
  animation: fade-prompt 220ms ease both;
}
.game-action {
  font-family: 'Shippori Mincho', serif;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--white);
  background: var(--correct);
  border: none;
  border-radius: 8px;
  padding: 12px 28px;
  cursor: pointer;
  min-width: 220px;
  position: relative;
  overflow: hidden;
  transition: filter 160ms, transform 120ms, background 200ms;
}
.game-action > span { position: relative; z-index: 1; }
.game-action:hover:not([disabled]) { filter: brightness(1.06); }
.game-action:active:not([disabled]) { transform: scale(0.98); }
.game-action[data-tone="warn"] { background: var(--warn); }
.game-action[data-tone="correct"] { background: var(--correct); }

/* État « charging » : le bouton est inactif pendant 3 s après une révélation,
   le temps que l'utilisateur mémorise la bonne réponse.
   Une barre de progression remplit le bouton de gauche à droite. */
.game-action.is-charging {
  background: rgba(58,125,68,0.32);
  cursor: wait;
}
.game-action.is-charging::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--correct);
  transform-origin: left center;
  transform: scaleX(0);
  animation: charge-fill 3s linear forwards;
  z-index: 0;
}
.game-action.is-charging:hover { filter: none; }
@keyframes charge-fill {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

/* ── Side panel (progression / réglages) ─────── */
.panel-backdrop {
  position: fixed; inset: 0;
  background: rgba(15,21,53,0.45);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 240ms ease;
}
.panel-backdrop.is-open { opacity: 1; pointer-events: auto; }

.side-panel {
  position: fixed;
  top: 0; right: 0;
  height: 100vh;
  width: min(460px, 100vw);
  background: var(--cream);
  border-left: 1px solid rgba(15,21,53,0.1);
  box-shadow: -8px 0 32px rgba(15,21,53,0.18);
  transform: translateX(100%);
  transition: transform 280ms cubic-bezier(.2,.8,.2,1);
  z-index: 201;
  display: flex;
  flex-direction: column;
}
.side-panel.is-open { transform: translateX(0); }

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px 14px;
  border-bottom: 1px solid rgba(15,21,53,0.08);
  background: var(--white);
}
.panel-title {
  font-family: 'Shippori Mincho', serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--navy);
}
.panel-close {
  background: none;
  border: none;
  font-size: 22px;
  color: var(--text-light);
  cursor: pointer;
  line-height: 1;
  padding: 4px 8px;
}
.panel-close:hover { color: var(--vermillion); }

.panel-body {
  flex: 1;
  overflow-y: auto;
  padding: 18px 20px 24px;
}

/* Progress panel */
.panel-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 18px;
}
.panel-stat {
  background: var(--white);
  border: 1px solid rgba(15,21,53,0.08);
  border-radius: 8px;
  padding: 10px;
  text-align: center;
}
.panel-stat-value {
  font-family: 'Shippori Mincho', serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--navy);
  line-height: 1;
}
.panel-stat-label {
  font-family: 'DM Sans', sans-serif;
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-light);
  margin-top: 6px;
}

.panel-section-title {
  font-family: 'DM Sans', sans-serif;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-light);
  margin: 18px 0 10px;
}

.legend-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  margin: 0 0 14px;
}
.progress-order {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  margin: 0 0 14px;
}
.progress-order-label {
  font-family: 'DM Sans', sans-serif;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-light);
  margin-right: 4px;
}
.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.legend-text {
  font-family: 'DM Sans', sans-serif;
  font-size: 10px;
  color: var(--text-light);
  letter-spacing: 0.04em;
}

.kana-table {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
}
.kana-table--narrow {
  grid-template-columns: repeat(5, 1fr);
}
.kana-table--vocab {
  grid-template-columns: repeat(3, 1fr);
}
.kana-table-cell {
  background: var(--white);
  border: 1px solid rgba(15,21,53,0.08);
  border-radius: 6px;
  padding: 8px 4px 6px;
  text-align: center;
  position: relative;
  cursor: pointer;
  transition: border-color 140ms, background 140ms;
}
.kana-table--vocab .kana-table-cell {
  padding: 10px 6px 8px;
}
.kana-table-cell:hover { border-color: var(--navy); }
.kana-table-cell[data-disabled="1"] { opacity: 0.35; cursor: default; }
.kana-table-cell[data-disabled="1"]:hover { border-color: rgba(15,21,53,0.08); }
.kana-table-cell-char {
  font-family: 'Noto Serif JP', serif;
  font-size: 22px;
  color: var(--navy);
  line-height: 1;
}
.kana-table--vocab .kana-table-cell-char {
  font-family: 'Shippori Mincho', serif;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.15;
  word-break: break-word;
}
.kana-table-cell-romaji {
  font-family: 'DM Sans', sans-serif;
  font-size: 10px;
  color: var(--text-light);
  margin-top: 4px;
  letter-spacing: 0.04em;
}
.kana-table--vocab .kana-table-cell-romaji {
  font-size: 9px;
  margin-top: 3px;
  word-break: break-word;
  line-height: 1.2;
}
.kana-table-cell-meaning {
  font-family: 'DM Sans', sans-serif;
  font-size: 10px;
  font-weight: 500;
  color: var(--navy);
  margin-top: 5px;
  letter-spacing: 0.02em;
  line-height: 1.2;
  word-break: break-word;
}
.kana-table-cell-dot {
  position: absolute;
  top: 6px; right: 6px;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: rgba(15,21,53,0.12);
}
.kana-table-cell-dot[data-bucket="0"] { background: rgba(15,21,53,0.12); }
.kana-table-cell-dot[data-bucket="1"] { background: var(--vermillion); }
.kana-table-cell-dot[data-bucket="2"] { background: var(--gold); }
.kana-table-cell-dot[data-bucket="3"] { background: #88c08e; }
.kana-table-cell-dot[data-bucket="4"] { background: var(--correct); box-shadow: 0 0 0 2px rgba(58,125,68,0.15); }

.kana-detail {
  background: var(--white);
  border: 1px solid rgba(15,21,53,0.12);
  border-radius: 8px;
  padding: 12px;
  margin-top: 12px;
  font-family: 'DM Sans', sans-serif;
  font-size: 12px;
}
.kana-detail-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 8px;
}
.kana-detail-text-block {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  min-width: 0;
}
.kana-detail-char {
  font-family: 'Noto Serif JP', serif;
  font-size: 32px;
  color: var(--navy);
  line-height: 1;
  flex-shrink: 0;
}
.kana-detail--vocab .kana-detail-char {
  font-family: 'Shippori Mincho', serif;
  font-size: 22px;
  font-weight: 600;
  line-height: 1.2;
  word-break: break-word;
}
.kana-detail-romaji {
  font-family: 'DM Sans', sans-serif;
  font-weight: 600;
  color: var(--text);
  word-break: break-word;
}
.kana-detail-meaning {
  font-family: 'DM Sans', sans-serif;
  font-size: 12px;
  font-weight: 500;
  color: var(--navy);
  word-break: break-word;
}
.kana-detail-row {
  display: flex;
  justify-content: space-between;
  padding: 4px 0;
  border-top: 1px solid rgba(15,21,53,0.06);
}
.kana-detail-row:first-of-type { border-top: none; }
.kana-detail-label { color: var(--text-light); letter-spacing: 0.06em; text-transform: uppercase; font-size: 10px; }
.kana-detail-value { color: var(--navy); font-weight: 500; }

/* Settings panel */
.setting-row { margin-bottom: 18px; }
.setting-label {
  font-family: 'DM Sans', sans-serif;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-light);
  margin-bottom: 8px;
}
.chips {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.chip {
  font-family: 'DM Sans', sans-serif;
  font-size: 12px;
  font-weight: 500;
  background: var(--white);
  border: 1px solid rgba(15,21,53,0.12);
  border-radius: 999px;
  padding: 6px 14px;
  cursor: pointer;
  color: var(--navy);
  white-space: nowrap;
  transition: background 140ms, color 140ms, border-color 140ms;
}
.chip:hover { border-color: var(--navy); }
.chip.is-active {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--white);
}

.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  background: var(--white);
  border: 1px solid rgba(15,21,53,0.08);
  border-radius: 6px;
  margin-bottom: 6px;
  font-family: 'DM Sans', sans-serif;
  font-size: 13px;
  color: var(--navy);
}
.toggle-row[data-locked="1"] { opacity: 0.6; }
.toggle-row-meta {
  font-size: 10px;
  color: var(--text-light);
  letter-spacing: 0.06em;
  margin-top: 2px;
}
.toggle-checkbox {
  width: 18px; height: 18px;
  accent-color: var(--gold);
  cursor: pointer;
}

.danger-action {
  font-family: 'DM Sans', sans-serif;
  font-size: 12px;
  font-weight: 500;
  background: var(--white);
  border: 1px solid rgba(200,75,49,0.4);
  color: var(--vermillion);
  border-radius: 6px;
  padding: 8px 14px;
  cursor: pointer;
  transition: background 140ms, color 140ms;
}
.danger-action:hover { background: var(--vermillion); color: var(--white); }

.confirm-block {
  margin-top: 8px;
  padding: 10px 12px;
  background: rgba(200,75,49,0.08);
  border: 1px solid rgba(200,75,49,0.3);
  border-radius: 6px;
  font-family: 'DM Sans', sans-serif;
  font-size: 12px;
  color: var(--navy);
}
.confirm-block-actions {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}
.confirm-yes {
  background: var(--vermillion);
  color: var(--white);
  border: none;
  padding: 6px 14px;
  border-radius: 4px;
  cursor: pointer;
  font-family: 'DM Sans', sans-serif;
  font-size: 12px;
  font-weight: 500;
}
.confirm-no {
  background: var(--white);
  color: var(--navy);
  border: 1px solid rgba(15,21,53,0.15);
  padding: 6px 14px;
  border-radius: 4px;
  cursor: pointer;
  font-family: 'DM Sans', sans-serif;
  font-size: 12px;
}

/* ── Sakura petals (perfect round celebration) ── */
.petals {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 50;
}
.petal {
  position: absolute;
  top: -24px;
  width: 24px;
  height: 32px;
  background: var(--sakura);
  opacity: 0.85;
  border-radius: 70% 0 70% 0;
  box-shadow: 0 1px 3px rgba(15,21,53,0.08);
  animation: petal-fall linear forwards;
}
@keyframes petal-fall {
  0%   { transform: translateY(-30px) rotate(0deg); opacity: 0.95; }
  100% { transform: translateY(110vh) rotate(540deg); opacity: 0; }
}

/* ── Overlay combo + score (gamification) ──────
   Texte non cliquable (pointer-events: none), position fixed
   pour ne jamais affecter le layout. Apparaît au centre, grandit
   en s'élevant légèrement, puis fade. */
.combo-overlay {
  position: fixed;
  top: 42%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.6);
  pointer-events: none;
  z-index: 60;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  opacity: 0;
  text-align: center;
  white-space: nowrap;
}
.combo-overlay.is-shown {
  animation: combo-pop 1.4s cubic-bezier(.2,.7,.2,1) forwards;
}
@keyframes combo-pop {
  0%   { opacity: 0; transform: translate(-50%, -30%) scale(0.5); }
  18%  { opacity: 1; transform: translate(-50%, -52%) scale(1.22); }
  45%  { opacity: 1; transform: translate(-50%, -55%) scale(1.0); }
  75%  { opacity: 0.95; transform: translate(-50%, -68%) scale(1.0); }
  100% { opacity: 0;   transform: translate(-50%, -120%) scale(1.0); }
}
.combo-text {
  font-family: 'Shippori Mincho', serif;
  font-size: clamp(28px, 7vw, 56px);
  font-weight: 800;
  color: var(--gold);
  text-shadow: 0 4px 16px rgba(201,150,58,0.5),
               0 1px 0 rgba(255,255,255,0.6);
  letter-spacing: 0.04em;
  line-height: 1;
}
.combo-score {
  font-family: 'Shippori Mincho', serif;
  font-size: clamp(34px, 8vw, 72px);
  font-weight: 700;
  color: var(--correct);
  text-shadow: 0 4px 14px rgba(58,125,68,0.4),
               0 1px 0 rgba(255,255,255,0.5);
  line-height: 1;
}
.combo-overlay.is-milestone .combo-score {
  font-size: clamp(28px, 6vw, 52px);
  color: var(--correct);
}

/* ── Mobile ──────────────────────────────────── */
@media (max-width: 640px) {
  .container--game { padding-top: 18px; }
  .game-topbar { flex-direction: column; align-items: flex-start; }
  .game-topbar-actions {
    width: 100%;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
  }
  .game-topbar-buttons { margin-left: auto; }
  .game-prompt-card { padding: 22px 14px; }
  .side-panel { width: 100vw; }
  .panel-stats { grid-template-columns: repeat(3, 1fr); }
  .prompt-badge { font-size: 16px; padding: 6px 10px; border-radius: 8px; }
  .prompt-badge--loss { left: 12%; }
  .prompt-badge--gain { right: 12%; }
  .game-prompt-card--vocab .prompt-badge--loss { left: 8px; }
  .game-prompt-card--vocab .prompt-badge--gain { right: 8px; }
}

@media (max-width: 480px) {
  /* Vocab : 3 cartes par ligne propres en niveau 3 */
  .game-grid--vocab[data-difficulty="2"] { --card-min: 150px; --card-pad: 14px; }
  .game-grid--vocab[data-difficulty="3"] { --card-min: 105px; --card-pad: 12px; }
  .game-grid--vocab[data-difficulty="4"] { --card-min:  92px; --card-pad: 10px; }
  .game-grid--vocab[data-difficulty="5"] { --card-min:  78px; --card-pad:  8px; }
  /* Kana : resserre légèrement pour des grilles cohérentes */
  .game-grid[data-difficulty="2"] { --card-min: 110px; }
  .game-grid[data-difficulty="3"] { --card-min:  90px; }
  /* Switcher : kanji uniquement, label masqué */
  .set-switcher-chip > span:not(.set-switcher-chip-kanji) { display: none; }
  .set-switcher-chip { padding: 6px 9px; }
  .set-switcher-chip-kanji { font-size: 14px; }
  /* Table progression vocab : 2 colonnes en très petit écran */
  .kana-table--vocab { grid-template-columns: repeat(2, 1fr); }
}

/* ── Panneau Guide (Comment jouer) ───────────── */
.guide-section { margin-bottom: 22px; }
.guide-h3 {
  font-family: 'Shippori Mincho', serif;
  font-size: 14px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}
.guide-section p {
  font-family: 'DM Sans', sans-serif;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text);
}
.guide-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.guide-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'DM Sans', sans-serif;
  font-size: 13px;
  color: var(--text);
  padding: 4px 0;
}
.guide-swatch {
  width: 14px; height: 14px;
  border-radius: 4px;
  flex-shrink: 0;
  border: 1px solid rgba(15,21,53,0.1);
}
.guide-swatch[data-tone="correct"] { background: var(--correct); }
.guide-swatch[data-tone="wrong"]   { background: var(--wrong); }
.guide-swatch[data-tone="reveal"]  { background: var(--reveal); }
.guide-foot-link {
  display: inline-block;
  margin-top: 8px;
  font-family: 'DM Sans', sans-serif;
  font-size: 12px;
  font-weight: 500;
  color: var(--vermillion);
  text-decoration: none;
  letter-spacing: 0.04em;
}
.guide-foot-link:hover { text-decoration: underline; color: var(--gold); }

/* ── Lien vers l'aide (panneau réglages) ─────── */
.aide-link-row {
  margin-top: 22px;
  border-top: 1px solid rgba(15,21,53,0.08);
  padding-top: 16px;
}
.aide-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: 'DM Sans', sans-serif;
  font-size: 12px;
  font-weight: 500;
  color: var(--vermillion);
  text-decoration: none;
  letter-spacing: 0.04em;
}
.aide-link:hover { text-decoration: underline; color: var(--gold); }

/* ── Page d'aide (apprendre-aide.html) ───────── */
.page--apprendre-aide .aide-back {
  display: inline-block;
  font-family: 'DM Sans', sans-serif;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--vermillion);
  text-decoration: none;
  margin: 0 0 20px;
}
.page--apprendre-aide .aide-back:hover { text-decoration: underline; }
.page--apprendre-aide .aide-section {
  margin-bottom: 32px;
}
.page--apprendre-aide .aide-h2 {
  font-family: 'Shippori Mincho', serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
}
.page--apprendre-aide .aide-section p {
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  line-height: 1.65;
  color: var(--text);
  margin-bottom: 10px;
}
.page--apprendre-aide .aide-list {
  margin: 0 0 14px 22px;
  padding: 0;
}
.page--apprendre-aide .aide-list li {
  font-family: 'DM Sans', sans-serif;
  font-size: 13px;
  line-height: 1.65;
  color: var(--text);
  margin-bottom: 4px;
}
.page--apprendre-aide .aide-formula {
  font-family: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
  font-size: 12px;
  background: var(--white);
  border: 1px solid rgba(15,21,53,0.1);
  border-left: 3px solid var(--gold);
  border-radius: 6px;
  padding: 12px 14px;
  margin: 10px 0 14px;
  white-space: pre;
  overflow-x: auto;
  color: var(--navy);
  line-height: 1.65;
}
.page--apprendre-aide .aide-note {
  font-family: 'DM Sans', sans-serif;
  font-size: 13px;
  font-style: italic;
  color: var(--text-light);
  border-left: 2px solid var(--gold);
  padding: 4px 0 4px 12px;
  margin: 10px 0;
}
.page--apprendre-aide .aide-table {
  width: 100%;
  border-collapse: collapse;
  margin: 8px 0 14px;
  font-family: 'DM Sans', sans-serif;
  font-size: 13px;
}
.page--apprendre-aide .aide-table th,
.page--apprendre-aide .aide-table td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid rgba(15,21,53,0.08);
}
.page--apprendre-aide .aide-table th {
  background: var(--navy);
  color: var(--white);
  font-weight: 500;
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.page--apprendre-aide code {
  background: rgba(15,21,53,0.06);
  border-radius: 3px;
  padding: 1px 5px;
  font-size: 12px;
  font-family: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
}

/* ── Focus visibility (clavier) ─────────────── */
.chip:focus-visible,
.set-switcher-chip:focus-visible,
.game-icon-btn:focus-visible,
.kana-table-cell:focus-visible,
.kana-card:focus-visible,
.danger-action:focus-visible,
.confirm-yes:focus-visible,
.confirm-no:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

/* ── Reduced motion ─────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .kana-card, .game-prompt-card, .game-actionbar, .side-panel, .game-meta-streak,
  .kana-card--correct, .kana-card--wrong, .kana-card--reveal, .kana-card--dimmed,
  .kana-card-main, .kana-card-sub, .kana-card-sub2,
  .game-prompt-secondary,
  .game-action, .game-action.is-charging::before, .combo-overlay,
  .prompt-badge,
  .game-prompt-card--vocab .prompt-badge,
  .game-prompt-card--vocab .prompt-badge--gain[data-tone="gain"],
  .game-prompt-card--vocab .prompt-badge--gain[data-tone="orange"],
  .game-prompt-card--vocab .prompt-badge--loss.is-final {
    animation: none !important;
    transition: none !important;
  }
  .petals { display: none; }
  .combo-overlay.is-shown { opacity: 1; transform: translate(-50%, -50%); }
}