:root {
  --cream: #FFF6E9;
  --yellow: #FFC93C;
  --sky: #4FB8E8;
  --pink: #FF6F91;
  --green: #58C97B;
  --ink: #2E2A4D;
  --white: #FFFFFF;
  --red: #E85757;
  --muted: #6a6486;
  --teal: #2E7D9A;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: 'Quicksand', sans-serif;
  font-weight: 600;
  min-height: 100vh;
  padding-bottom: 3rem;
}

.back-link {
  display: inline-block;
  margin: 1.4rem 0 0 1.6rem;
  font-family: 'Baloo 2', sans-serif;
  font-weight: 700;
  color: var(--sky);
  text-decoration: none;
  font-size: 1rem;
}
.back-link:hover { text-decoration: underline; }

.game-header {
  text-align: center;
  padding: 1rem 1.5rem .2rem;
}
.game-header h1 {
  font-family: 'Baloo 2', sans-serif;
  font-size: clamp(1.6rem, 5vw, 2.6rem);
  margin: 0 0 .3rem;
  text-shadow: 3px 3px 0 var(--yellow);
}
.game-header p { color: var(--muted); margin: 0; }

/* ---------- Boutons ---------- */
.btn {
  font-family: 'Baloo 2', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  border: none;
  padding: .6rem 1.4rem;
  border-radius: 999px;
  cursor: pointer;
  color: var(--white);
  transition: transform .12s ease, box-shadow .12s ease, opacity .2s;
}
.btn:hover:not(:disabled) { transform: translateY(2px); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn-green { background: var(--green); box-shadow: 0 5px 0 #3a9c58; }
.btn-sky { background: var(--sky); box-shadow: 0 5px 0 #2f8fb8; }
.btn-pink { background: var(--pink); box-shadow: 0 5px 0 #c94f6e; }
.btn-ghost { background: #EFEAF6; color: var(--ink); box-shadow: 0 5px 0 #d6cfe4; }
.btn-small { font-size: .85rem; padding: .45rem 1rem; }
.ghost-btn {
  font-family: 'Baloo 2', sans-serif;
  font-weight: 700;
  background: transparent;
  color: #9089a8;
  border: none;
  padding: .5rem .8rem;
  cursor: pointer;
  font-size: .9rem;
}
.ghost-btn:hover { color: var(--ink); text-decoration: underline; }

/* ---------- Scènes animées (gare, Alpes) ---------- */
.screen { padding: 0 1rem; }
.scene-wrap {
  position: relative;
  max-width: 1000px;
  margin: 1.2rem auto 0;
}
.scene {
  position: relative;
  aspect-ratio: 1000 / 560;
  border-radius: 24px;
  overflow: hidden;
  background: #EADBC2;
  box-shadow: 0 10px 0 rgba(46, 42, 77, 0.1), 0 18px 34px rgba(46, 42, 77, 0.18);
}
.scene-alps { background: #D4EEFF; }
.scene > svg { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.caption {
  position: absolute;
  left: 50%;
  top: 3.5%;
  transform: translate(-50%, -6px);
  margin: 0;
  max-width: 88%;
  width: max-content;
  background: rgba(255, 255, 255, 0.94);
  padding: .45rem 1.1rem;
  border-radius: 999px;
  font-family: 'Baloo 2', sans-serif;
  font-weight: 700;
  font-size: clamp(.8rem, 2.1vw, 1.15rem);
  text-align: center;
  box-shadow: 0 4px 0 rgba(46, 42, 77, 0.12);
  opacity: 0;
  transition: opacity .4s ease, transform .4s ease;
  pointer-events: none;
}
.caption.show { opacity: 1; transform: translate(-50%, 0); }
.skip-btn {
  position: absolute;
  right: 2%;
  bottom: 3.5%;
  font-family: 'Baloo 2', sans-serif;
  font-weight: 700;
  border: none;
  background: rgba(46, 42, 77, 0.75);
  color: var(--white);
  padding: .35rem .9rem;
  border-radius: 999px;
  cursor: pointer;
}
.skip-btn:hover { background: var(--ink); }

.pigeon {
  transform-box: fill-box;
  transform-origin: 50% 100%;
  animation: peck 2.4s ease-in-out infinite;
}
@keyframes peck {
  0%, 70%, 100% { transform: rotate(0); }
  78%, 88% { transform: rotate(14deg); }
  83% { transform: rotate(4deg); }
}

/* Carte d'accueil / de fin, posée sur la scène */
.start-card {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: min(520px, 90%);
  background: rgba(255, 255, 255, 0.96);
  border-radius: 26px;
  padding: 1.2rem 1.6rem 1rem;
  text-align: center;
  box-shadow: 0 12px 0 rgba(46, 42, 77, 0.15), 0 20px 40px rgba(46, 42, 77, 0.2);
  animation: pop .4s ease;
}
/* la carte de fin se pose dans le ciel, pour laisser voir les skieurs */
.end-card { top: 5%; transform: translate(-50%, 0); width: min(560px, 90%); padding: 1rem 1.4rem .7rem; }
.end-card .start-text { margin-bottom: .8rem; }
.lineup {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: 0;
  margin-bottom: .2rem;
}
.lineup svg { display: block; }
.lineup .big { width: 54px; }
.lineup .small { width: 36px; margin-right: 6px; }
.lineup span { display: block; animation: hop 1.6s ease-in-out infinite; }
.start-title {
  font-family: 'Baloo 2', sans-serif;
  font-weight: 800;
  font-size: 1.5rem;
  margin: 0 0 .3rem;
  color: var(--pink);
}
.start-text { margin: 0 0 1rem; color: var(--muted); line-height: 1.45; }
.start-text strong { color: var(--ink); }
.start-actions { display: flex; gap: .7rem; justify-content: center; flex-wrap: wrap; margin-bottom: .4rem; }

@media (max-width: 760px) {
  .start-card,
  .end-card {
    position: static;
    transform: none;
    width: 100%;
    margin: 1rem 0 0;
  }
  .skip-btn { font-size: .8rem; padding: .25rem .7rem; }
}

/* ---------- HUD ---------- */
.hud {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: .6rem;
  flex-wrap: wrap;
  margin: 1rem auto .8rem;
  font-family: 'Baloo 2', sans-serif;
  max-width: 900px;
}
.hud-item {
  background: var(--white);
  padding: .45rem 1.1rem;
  border-radius: 999px;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
  box-shadow: 0 4px 0 rgba(46, 42, 77, 0.08);
}
.hud-item.bump { animation: bump .6s ease; }
.hud-btn {
  font-family: 'Baloo 2', sans-serif;
  font-weight: 700;
  font-size: .95rem;
  border: none;
  background: var(--white);
  color: var(--ink);
  padding: .45rem 1rem;
  border-radius: 999px;
  cursor: pointer;
  box-shadow: 0 4px 0 rgba(46, 42, 77, 0.12);
  transition: transform .12s ease;
}
.hud-btn:hover { transform: translateY(2px); }
.hud-round { padding: .45rem .7rem; }

/* ---------- Bande des niveaux ---------- */
.level-strip {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: .45rem;
  margin: 0 auto 1.1rem;
  max-width: 700px;
}
.lvl {
  position: relative;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 50%;
  border: none;
  font-family: 'Baloo 2', sans-serif;
  font-weight: 800;
  font-size: 1rem;
  background: var(--white);
  color: var(--ink);
  cursor: pointer;
  box-shadow: 0 4px 0 rgba(46, 42, 77, 0.12);
}
.lvl.done { background: var(--green); color: var(--white); box-shadow: 0 4px 0 #3a9c58; }
.lvl.done::after { content: '⭐'; position: absolute; top: -9px; right: -7px; font-size: .8rem; }
.lvl.current { outline: 3px solid var(--pink); outline-offset: 2px; }
.lvl:disabled { opacity: .4; cursor: not-allowed; }

/* ---------- Mise en page ---------- */
.game-layout {
  display: flex;
  gap: 1.4rem;
  max-width: 1240px;
  margin: 0 auto;
  align-items: flex-start;
  justify-content: center;
}
.stage-col { flex: 1 1 auto; min-width: 0; max-width: 900px; }
.side {
  flex: 0 0 270px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: sticky;
  top: 1rem;
}

/* ---------- Énigme du contrôleur ---------- */
.rule-card {
  display: flex;
  gap: 1rem;
  align-items: center;
  background: var(--white);
  border-radius: 22px;
  padding: .9rem 1.2rem;
  margin-bottom: 1rem;
  border-left: 8px solid var(--teal);
  box-shadow: 0 6px 0 rgba(46, 42, 77, 0.08);
}
.controller { flex: 0 0 86px; }
.controller svg { display: block; width: 100%; animation: bob 2.6s ease-in-out infinite; }
.rule-body { min-width: 0; }
.rule-kicker {
  margin: 0;
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--teal);
  font-weight: 700;
}
.rule-card h2 {
  font-family: 'Baloo 2', sans-serif;
  margin: 0 0 .15rem;
  font-size: 1.45rem;
  line-height: 1.2;
}
.rule-text { margin: 0 0 .5rem; line-height: 1.4; }
.rule-formula {
  display: inline-block;
  margin: 0 0 .4rem;
  background: var(--ink);
  color: var(--white);
  font-family: 'Baloo 2', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  padding: .25rem 1rem;
  border-radius: 12px;
}
.rule-formula .g { color: var(--yellow); }
.rule-formula .p { color: #8FE3FF; }
.rule-example { margin: 0; font-size: .85rem; color: var(--muted); }

/* ---------- Le wagon vu d'en haut ---------- */
.wagon-wrap {
  position: relative;
  padding: 0 18px;
  container-type: inline-size;
}
/* soufflets vers les autres voitures */
.wagon-wrap::before,
.wagon-wrap::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 26px;
  height: 30%;
  transform: translateY(-50%);
  background: repeating-linear-gradient(90deg, #586174 0 4px, #8A93A6 4px 8px);
  border-radius: 6px;
}
.wagon-wrap::before { left: 0; }
.wagon-wrap::after { right: 0; }

.wagon {
  position: relative;
  display: grid;
  grid-template-columns: 1fr .45fr 1fr .32fr 1fr .45fr 1fr .32fr 1fr .45fr 1fr;
  grid-template-rows: 8px auto auto 6.5cqw auto auto 8px;
  gap: 4px;
  padding: 6px 18px;
  background: repeating-linear-gradient(90deg, #F4EADA 0 26px, #EEE1CB 26px 28px);
  border: 9px solid var(--teal);
  border-radius: 46px;
  box-shadow: inset 0 0 0 3px #FFF8EC, 0 10px 0 rgba(46, 42, 77, 0.12), 0 18px 30px rgba(46, 42, 77, 0.15);
}
.wagon.shake { animation: shake .45s ease; }
.wagon > * {
  grid-column: var(--pos) / span var(--pspan, 1);
  grid-row: var(--lane) / span var(--lspan, 1);
}
.win {
  margin: 0 14%;
  border-radius: 4px;
  background: linear-gradient(#D9F2FF, #9FD6F0);
}
.aisle {
  margin: 0 -6px;
  border-radius: 6px;
  background: #C8434F;
  border-top: 2px dashed #F2C94C;
  border-bottom: 2px dashed #F2C94C;
}
.table {
  margin: 10% 8%;
  border-radius: 10px;
  background: linear-gradient(#DDB385, #C38F5C);
  box-shadow: inset 0 -3px 0 rgba(0, 0, 0, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.3cqw;
}

.seat {
  --cx: 58%;
  position: relative;
  aspect-ratio: 1;
  border: none;
  padding: 0;
  margin: 0;
  background: none;
  cursor: pointer;
  container-type: inline-size;
  font: inherit;
  color: inherit;
  -webkit-tap-highlight-color: transparent;
}
.seat.back-end { --cx: 42%; }
.seat-back {
  position: absolute;
  top: 2%;
  bottom: 2%;
  left: 0;
  width: 24%;
  border-radius: 34% 12% 12% 34% / 18%;
  background: #2C4680;
}
.seat-cushion {
  position: absolute;
  inset: 5% 4% 5% 18%;
  border-radius: 18%;
  background: radial-gradient(circle at 40% 35%, #6A8ED3, #3C5A9C);
  box-shadow: inset 0 -4px 0 rgba(0, 0, 0, 0.18);
  transition: box-shadow .2s;
}
.seat.back-end .seat-back { left: auto; right: 0; border-radius: 12% 34% 34% 12% / 18%; }
.seat.back-end .seat-cushion { inset: 5% 18% 5% 4%; }
.seat-num {
  position: absolute;
  left: var(--cx);
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 3;
  font-family: 'Baloo 2', sans-serif;
  font-weight: 800;
  font-size: 36cqw;
  line-height: 1;
  color: var(--white);
  text-shadow: 0 2px 0 rgba(0, 0, 0, 0.25);
  pointer-events: none;
  transition: all .2s ease;
}
.seat.full .seat-num {
  top: auto;
  bottom: -3%;
  transform: translateX(-50%);
  font-size: 23cqw;
  background: var(--white);
  color: var(--ink);
  text-shadow: none;
  padding: 1cqw 8cqw 0;
  border-radius: 999px;
  box-shadow: 0 2px 0 rgba(46, 42, 77, 0.25);
}
.seat-spot { position: absolute; inset: 0; }
.seat .doudou {
  position: absolute;
  left: var(--cx);
  bottom: 13%;
  width: 88%;
  transform: translateX(-50%);
  z-index: 2;
}
.seat .doudou.small { width: 64%; }
.seat .doudou.selected { transform: translateX(-50%); }

.seat:focus-visible { outline: 3px solid var(--ink); outline-offset: 2px; border-radius: 18%; }
.seat.drop .seat-cushion,
.picking .seat:not(.full):hover .seat-cushion { box-shadow: 0 0 0 4px var(--yellow), inset 0 -4px 0 rgba(0, 0, 0, 0.18); }
.picking .seat:not(.full) .seat-cushion { animation: seatPulse 1.2s ease-in-out infinite; }
.seat.hint .seat-cushion { animation: hintFlash .5s ease-in-out 6 alternate; }
.seat.bad .seat-cushion { box-shadow: 0 0 0 4px var(--red), inset 0 -4px 0 rgba(0, 0, 0, 0.18); }
.seat.good .seat-cushion { box-shadow: 0 0 0 4px var(--green), inset 0 -4px 0 rgba(0, 0, 0, 0.18); }

/* ---------- Les doudous ---------- */
.doudou {
  position: relative;
  touch-action: none;
  cursor: grab;
  user-select: none;
  -webkit-user-select: none;
  filter: drop-shadow(0 3px 2px rgba(46, 42, 77, 0.28));
}
.doudou svg { display: block; width: 100%; height: auto; pointer-events: none; }
.doudou:focus-visible { outline: 3px solid var(--ink); outline-offset: 2px; border-radius: 12px; }
.doudou.selected { filter: drop-shadow(0 0 5px #FFD23F) drop-shadow(0 0 3px #FFD23F); }
.doudou.selected svg { animation: wiggle .5s ease-in-out infinite alternate; }
.doudou.dragging { opacity: .25; }
.doudou.cheer svg { animation: hop .55s ease 3; }
.doudou.cheer.small svg { animation-delay: .12s; }

.drag-ghost {
  position: fixed;
  left: 0;
  top: 0;
  z-index: 100;
  pointer-events: none;
  width: 86px;
  filter: drop-shadow(0 10px 8px rgba(46, 42, 77, 0.3));
}
.drag-ghost.small { width: 62px; }
.drag-ghost svg { display: block; width: 100%; transform: rotate(-6deg); }

/* ---------- Le quai ---------- */
.quai {
  margin-top: 1rem;
  background: linear-gradient(#DDD7CB, #CFC7B9);
  border-top: 9px solid #F2D04B;
  border-radius: 14px 14px 18px 18px;
  padding: .55rem .8rem .8rem;
}
.quai-label {
  margin: 0 0 .5rem;
  text-align: center;
  font-size: .85rem;
  color: #5E5872;
}
.quai-slots {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  justify-content: center;
}
.fam {
  display: flex;
  align-items: flex-end;
  gap: .25rem;
  padding: .35rem .55rem .3rem;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.6);
  border: 3px solid var(--fam);
}
.slot {
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.slot.big { width: 66px; height: 66px; }
.slot.small { width: 46px; height: 46px; }
.slot:empty::after {
  content: '';
  width: 70%;
  height: 70%;
  margin-bottom: 8%;
  border: 2px dashed rgba(46, 42, 77, 0.2);
  border-radius: 50%;
}
.slot .doudou { width: 100%; }
.quai.all-seated .quai-slots { display: none; }
.quai.all-seated .quai-label { margin: 0; }

.check-row {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}
.remaining { color: var(--muted); font-size: .9rem; }
#checkBtn { font-size: 1.15rem; padding: .7rem 1.8rem; }
#checkBtn:not(:disabled) { animation: bump 1.6s ease-in-out infinite; }

/* ---------- Carnet du contrôleur ---------- */
.carnet {
  background:
    repeating-linear-gradient(#FFFDF6 0 25px, #E9F2FB 25px 26px);
  border-radius: 22px;
  padding: 1rem 1rem 1.1rem;
  box-shadow: 0 6px 0 rgba(46, 42, 77, 0.08);
  border-left: 6px solid #F5A3B7;
}
.carnet h2, .leaderboard h2 {
  font-family: 'Baloo 2', sans-serif;
  font-size: 1.15rem;
  margin: 0 0 .5rem;
  text-align: center;
}
.carnet-rows { display: flex; flex-direction: column; gap: .3rem; }
.crow {
  display: grid;
  grid-template-columns: 36px 1fr 1fr 24px;
  align-items: center;
  gap: .3rem;
  padding: .25rem .4rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.75);
  border: 2px solid transparent;
}
.crow .face svg { display: block; width: 36px; }
.cval {
  font-family: 'Baloo 2', sans-serif;
  font-weight: 800;
  font-size: 1.05rem;
  line-height: 1.05;
  font-variant-numeric: tabular-nums;
}
.cval small {
  display: block;
  font-family: 'Quicksand', sans-serif;
  font-size: .62rem;
  font-weight: 700;
  color: #9089a8;
  text-transform: uppercase;
}
.cstatus { font-size: 1.05rem; text-align: center; }
.ccalc { grid-column: 2 / -1; font-size: .78rem; color: var(--muted); margin-top: -.1rem; }
.crow.ok { border-color: var(--green); background: #EAF8EF; }
.crow.ko { border-color: var(--red); background: #FDECEC; animation: shake .45s ease; }
.carnet-sums { margin-top: .5rem; display: flex; flex-direction: column; gap: .25rem; }
.carnet-sums p {
  margin: 0;
  font-size: .82rem;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 10px;
  padding: .3rem .5rem;
  border: 2px solid transparent;
}
.carnet-sums p.ok { border-color: var(--green); }
.carnet-sums p.ko { border-color: var(--red); }
.feedback { list-style: none; margin: .6rem 0 0; padding: 0; display: flex; flex-direction: column; gap: .35rem; }
.feedback li {
  font-size: .82rem;
  line-height: 1.35;
  background: #FFF0F0;
  border-radius: 10px;
  padding: .4rem .55rem;
}
.feedback li.good { background: #EAF8EF; }

/* ---------- Classement ---------- */
.leaderboard {
  background: var(--white);
  border-radius: 22px;
  padding: 1.1rem 1rem;
  box-shadow: 0 6px 0 rgba(46, 42, 77, 0.08);
  text-align: center;
}
.leaderboard-sub { font-size: .75rem; color: #9089a8; margin: -.2rem 0 .8rem; }
.leaderboard-list {
  list-style: none;
  margin: 0 0 .9rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: .4rem;
  max-height: 320px;
  overflow-y: auto;
  text-align: left;
}
.leaderboard-list li {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .85rem;
  background: var(--cream);
  border-radius: 10px;
  padding: .4rem .6rem;
}
.leaderboard-list li .rank {
  font-family: 'Baloo 2', sans-serif;
  font-weight: 700;
  color: var(--sky);
  width: 1.4rem;
  flex-shrink: 0;
}
.leaderboard-list li:nth-child(1) .rank { color: #E8B923; }
.leaderboard-list li:nth-child(2) .rank { color: #9AA0A6; }
.leaderboard-list li:nth-child(3) .rank { color: #C97A3C; }
.leaderboard-list li .lb-name { flex: 1; font-weight: 700; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.leaderboard-list li .lb-pts { font-variant-numeric: tabular-nums; color: var(--muted); }
.leaderboard-list li.leaderboard-empty { display: block; background: none; text-align: center; color: #9089a8; padding: 1rem 0; }

/* ---------- Fenêtres (niveau réussi, score) ---------- */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(46, 42, 77, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  padding: 1rem;
}
.modal-card {
  background: var(--white);
  border-radius: 28px;
  padding: 1.6rem 1.8rem;
  max-width: 440px;
  width: 100%;
  text-align: center;
  box-shadow: 0 14px 0 rgba(0, 0, 0, 0.2);
  animation: pop .35s ease;
}
.modal-doudous { display: flex; justify-content: center; align-items: flex-end; margin: -.4rem 0 .4rem; }
.modal-doudous span { display: block; animation: hop .7s ease-in-out infinite; }
.modal-doudous .big { width: 48px; }
.modal-doudous .small { width: 32px; margin-right: 4px; }
.modal-doudous svg { display: block; width: 100%; }
.win-title {
  font-family: 'Baloo 2', sans-serif;
  font-weight: 800;
  font-size: 1.5rem;
  margin: 0 0 .4rem;
  color: var(--pink);
}
.modal-text { margin: 0 0 .8rem; color: var(--muted); line-height: 1.45; }
.modal-text strong { color: var(--ink); }
.modal-question { font-family: 'Baloo 2', sans-serif; font-weight: 700; margin: 0 0 .7rem; }
.modal-actions { display: flex; gap: .7rem; justify-content: center; flex-wrap: wrap; }
.score-label { display: block; font-size: .85rem; color: var(--muted); margin-bottom: .5rem; }
#pseudoInput {
  width: 100%;
  font-family: 'Quicksand', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  padding: .6rem .8rem;
  border: 2px solid #EFEAF6;
  border-radius: 12px;
  margin-bottom: .8rem;
  text-align: center;
}
#pseudoInput:focus { outline: none; border-color: var(--sky); }
.score-actions { display: flex; gap: .6rem; justify-content: center; align-items: center; }
.score-saved { font-family: 'Baloo 2', sans-serif; color: var(--green); margin: .4rem 0 .8rem; }
.score-saved:empty { display: none; }

/* ---------- Toast (indices) ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 1.4rem;
  transform: translateX(-50%);
  z-index: 60;
  max-width: min(560px, 92vw);
  background: var(--ink);
  color: var(--white);
  padding: .7rem 1.2rem;
  border-radius: 18px;
  font-weight: 700;
  text-align: center;
  line-height: 1.4;
  box-shadow: 0 8px 20px rgba(46, 42, 77, 0.3);
  animation: toastIn .3s ease;
}
@keyframes toastIn { from { opacity: 0; transform: translate(-50%, 12px); } to { opacity: 1; transform: translate(-50%, 0); } }

/* ---------- Confettis ---------- */
.confetti-layer { position: fixed; inset: 0; pointer-events: none; overflow: hidden; z-index: 70; }
.confetti-piece { position: absolute; top: -20px; font-size: 1.4rem; animation: fall linear forwards; }

/* ---------- Animations ---------- */
@keyframes fall { to { transform: translateY(110vh) rotate(360deg); opacity: .9; } }
@keyframes pop { from { transform: scale(.85); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.start-card { animation-name: popCenter; }
@keyframes popCenter { from { opacity: 0; } to { opacity: 1; } }
@keyframes hop { 0%, 100% { transform: translateY(0); } 40% { transform: translateY(-14%); } }
@keyframes bob { 0%, 100% { transform: translateY(0) rotate(-2deg); } 50% { transform: translateY(-4px) rotate(2deg); } }
@keyframes wiggle { from { transform: rotate(-6deg) translateY(-3%); } to { transform: rotate(6deg) translateY(-3%); } }
@keyframes bump { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.06); } }
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-6px); }
  40% { transform: translateX(6px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); }
}
@keyframes seatPulse { 0%, 100% { filter: brightness(1); } 50% { filter: brightness(1.18); } }
@keyframes hintFlash {
  from { box-shadow: 0 0 0 0 #FFD23F, inset 0 -4px 0 rgba(0, 0, 0, 0.18); }
  to { box-shadow: 0 0 0 7px #FFD23F, inset 0 -4px 0 rgba(0, 0, 0, 0.18); filter: brightness(1.25); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}

/* ---------- Écrans moyens : le carnet passe sous le wagon ---------- */
@media (max-width: 1100px) {
  .game-layout { flex-direction: column; align-items: stretch; }
  .stage-col { max-width: 900px; width: 100%; margin: 0 auto; }
  .side {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
  }
  .carnet, .leaderboard { flex: 1 1 260px; }
}

/* ---------- Petits écrans : le wagon se met à la verticale ---------- */
@media (max-width: 640px) {
  .back-link { margin-left: 1rem; }
  .screen { padding: 0 .6rem; }
  .rule-card { padding: .8rem; gap: .6rem; }
  .controller { flex-basis: 56px; }
  .rule-card h2 { font-size: 1.2rem; }
  .rule-formula { font-size: .95rem; }

  .wagon-wrap { padding: 16px 0; max-width: 420px; margin: 0 auto; }
  .wagon-wrap::before,
  .wagon-wrap::after {
    top: auto;
    left: 50%;
    width: 30%;
    height: 22px;
    transform: translateX(-50%);
    background: repeating-linear-gradient(0deg, #586174 0 4px, #8A93A6 4px 8px);
  }
  .wagon-wrap::before { top: 0; left: 50%; }
  .wagon-wrap::after { bottom: 0; right: auto; }

  .wagon {
    grid-template-columns: 8px 1fr 1fr .6fr 1fr 1fr 8px;
    grid-template-rows: auto 9cqw auto 6cqw auto 9cqw auto 6cqw auto 9cqw auto;
    padding: 16px 6px;
    background: repeating-linear-gradient(0deg, #F4EADA 0 26px, #EEE1CB 26px 28px);
    border-radius: 40px;
  }
  .wagon > * {
    grid-row: var(--pos) / span var(--pspan, 1);
    grid-column: var(--lane) / span var(--lspan, 1);
  }
  .win { margin: 14% 0; }
  .aisle { margin: -6px 0; border: none; border-left: 2px dashed #F2C94C; border-right: 2px dashed #F2C94C; }
  .table { margin: 8% 10%; font-size: 4.6cqw; }

  .seat { --cx: 50%; }
  .seat.back-end { --cx: 50%; }
  .seat .seat-back,
  .seat.back-end .seat-back { left: 2%; right: 2%; width: auto; height: 24%; top: 0; bottom: auto; border-radius: 18% / 34% 34% 12% 12%; }
  .seat.back-end .seat-back { top: auto; bottom: 0; border-radius: 18% / 12% 12% 34% 34%; }
  .seat .seat-cushion { inset: 18% 5% 4% 5%; }
  .seat.back-end .seat-cushion { inset: 4% 5% 18% 5%; }
  .seat .seat-num { top: 58%; }
  .seat.back-end .seat-num { top: 42%; }
  .seat.full .seat-num, .seat.back-end.full .seat-num { top: auto; }

  /* le quai reste visible en bas de l'écran pendant qu'on fait défiler le wagon */
  .quai { position: sticky; bottom: 0; z-index: 5; box-shadow: 0 -6px 16px rgba(46, 42, 77, 0.12); }
  .quai-label { font-size: .75rem; }
  .quai-slots { gap: .35rem; }
  .fam { padding: .2rem .3rem; gap: .1rem; border-width: 2px; }
  .slot.big { width: 46px; height: 46px; }
  .slot.small { width: 32px; height: 32px; }
  .check-row { justify-content: center; }
  .side { flex-direction: column; }
}