/* =========================
   LEVEL TABS (read-only copies on game/end stages)
   ========================= */

.level-tabs.readonly{
  pointer-events:none;
}

.face-match-intro{
  width:min(650px,100%);
  max-width:650px;
  margin-left:auto;
  margin-right:auto;
  text-align:left;
}

/* =========================
   RECALL STATS — goal sub-caption
   ========================= */

.recall-sub{
  display:block;
  min-height:14px;
  margin-top:1px;
  font-size:.68rem;
  font-weight:600;
  letter-spacing:.02em;
  color:var(--purple-light);
}

.recall-stat:last-child .recall-sub{
  text-align:right;
}

.recall-sub.beaten{
  color:var(--green);
}

/* =========================
   LANDING DEMO
   ========================= */

.landing-demo{
  position:relative;
  width:min(280px,100%);
  margin:6px auto 10px;
  padding:20px 16px;
  border:1px solid var(--border);
  border-radius:16px;
  background:var(--surface);
}

.demo-grid{
  display:flex;
  flex-direction:column;
  gap:10px;
}

.demo-row{
  display:flex;
  justify-content:center;
  gap:10px;
}

.demo-tile{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:center;
  width:64px;
  height:64px;
  font-size:2rem;
  border-radius:12px;
  background:var(--surface2);
  border:1px solid var(--border);
  transition:
    transform .85s cubic-bezier(.34,1.45,.64,1),
    box-shadow .4s ease,
    border-color .4s ease,
    opacity .4s ease;
}

/* step: point out the two faces that already match */
.demo-tile.demo-glow-match{
  border-color:var(--green);
  box-shadow:0 0 0 2px rgba(52,211,153,.32), 0 0 18px rgba(52,211,153,.32);
  animation:demo-pulse 1s ease infinite alternate;
}

/* step: point out the face that breaks the match */
.demo-tile.demo-glow-mismatch{
  border-color:var(--purple-light);
  box-shadow:0 0 0 2px rgba(139,92,246,.35), 0 0 18px rgba(139,92,246,.35);
  animation:demo-pulse 1s ease infinite alternate;
}

/* step: tapped and waiting to be swapped */
.demo-tile.demo-selected{
  border-color:var(--green);
  box-shadow:0 0 0 3px rgba(52,211,153,.4), 0 0 20px rgba(52,211,153,.4);
  transform:scale(1.1);
  z-index:2;
}

.demo-tile.demo-pop{
  animation:tile-pop .5s ease forwards;
}

.demo-tile.demo-falling{
  animation:tile-fall .7s ease;
}

.demo-tile.demo-no-anim{
  transition:none !important;
}

@keyframes demo-pulse{
  from{ transform:scale(1); }
  to{ transform:scale(1.1); }
}

.demo-tap{
  position:absolute;
  left:50%;
  top:50%;
  width:46px;
  height:46px;
  margin:-23px 0 0 -23px;
  border-radius:50%;
  border:2px solid var(--green);
  opacity:.9;
  pointer-events:none;
  animation:demo-tap-ripple .7s ease-out forwards;
}

@keyframes demo-tap-ripple{
  0%{ transform:scale(.3); opacity:.9; }
  100%{ transform:scale(2); opacity:0; }
}

.demo-tap-hint{
  position:absolute;
  left:50%;
  top:-26px;
  transform:translateX(-50%);
  font-size:1.3rem;
  opacity:0;
  pointer-events:none;
  animation:demo-tap-hint .7s ease-out forwards;
}

@keyframes demo-tap-hint{
  0%{ opacity:0; transform:translate(-50%,4px); }
  35%{ opacity:1; transform:translate(-50%,-4px); }
  100%{ opacity:0; transform:translate(-50%,-10px); }
}

.demo-score-pop{
  position:absolute;
  top:14px;
  right:18px;
  font-size:1.1rem;
  font-weight:800;
  color:var(--green);
  opacity:0;
  pointer-events:none;
}

.demo-score-pop.show{
  animation:demo-float-up 1s ease forwards;
}

@keyframes demo-float-up{
  0%{ opacity:0; transform:translateY(6px); }
  25%{ opacity:1; transform:translateY(0); }
  100%{ opacity:0; transform:translateY(-22px); }
}

.demo-caption{
  text-align:center;
  margin:0 0 6px;
  font-size:.84rem;
  min-height:2.4em;
  line-height:1.3;
  color:var(--muted);
}

/* =========================
   STREAK BADGE
   ========================= */

.streak-badge{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:5px;
  width:fit-content;
  margin:0 auto 12px;
  padding:6px 14px;
  border-radius:999px;
  border:1px solid rgba(139,92,246,.4);
  background:rgba(139,92,246,.1);
  color:var(--purple-light);
  font-size:.8rem;
  font-weight:700;
  letter-spacing:.03em;
  transition:opacity .2s ease, transform .2s ease;
}

.streak-badge.hidden{
  opacity:0;
  pointer-events:none;
  transform:scale(.9);
}

.streak-badge.pulse{
  animation:streak-pulse .4s ease;
}

@keyframes streak-pulse{
  0%{ transform:scale(1); }
  40%{ transform:scale(1.18); }
  100%{ transform:scale(1); }
}

/* =========================
   BOARD
   ========================= */

.board-wrap{
  position:relative;
  width:min(560px,100%);
  margin:0 auto 10px;
}

.match-board{
  display:grid;
  gap:6px;
  width:100%;
  margin:0;
  padding:10px;
  border:1px solid var(--border);
  border-radius:16px;
  background:var(--surface);
}

/* live "+N" popup that floats up from the middle of the board
   whenever a cascade scores, reusing the demo's float-up keyframe */
.board-score-pop{
  top:50%;
  left:50%;
  right:auto;
  transform:translate(-50%,-50%);
  font-size:1.6rem;
  z-index:5;
}

.board-score-pop.show{
  animation:board-float-up .85s ease forwards;
}

@keyframes board-float-up{
  0%{ opacity:0; transform:translate(-50%,-40%) scale(.7); }
  20%{ opacity:1; transform:translate(-50%,-55%) scale(1.15); }
  100%{ opacity:0; transform:translate(-50%,-90%) scale(1); }
}

.tile{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:center;
  aspect-ratio:1/1;
  min-width:0;
  font-size:var(--tile-font,1.4rem);
  line-height:1;
  border:1px solid transparent;
  border-radius:8px;
  background:var(--surface2);
  cursor:pointer;
  user-select:none;
  -webkit-tap-highlight-color:transparent;
  transition:transform .12s ease, background .15s ease, border-color .15s ease, box-shadow .15s ease;
}

.tile:hover{
  background:#132019;
}

.tile.selected{
  border-color:var(--green);
  box-shadow:0 0 0 2px rgba(52,211,153,.25), 0 0 16px rgba(52,211,153,.25);
  transform:scale(1.08);
  z-index:2;
}

.tile.invalid{
  animation:tile-shake .35s ease;
  border-color:var(--purple-light);
  box-shadow:0 0 14px rgba(139,92,246,.35);
}

.tile.popping{
  animation:tile-pop .28s ease forwards;
  z-index:1;
}

.tile.falling{
  animation:tile-fall .28s ease;
}

.match-board.busy .tile{
  cursor:default;
}

@keyframes tile-shake{
  0%,100%{ transform:translateX(0); }
  25%{ transform:translateX(-5px); }
  50%{ transform:translateX(5px); }
  75%{ transform:translateX(-3px); }
}

@keyframes tile-pop{
  0%{ transform:scale(1); opacity:1; }
  60%{ transform:scale(1.3); opacity:.7; }
  100%{ transform:scale(.2); opacity:0; }
}

@keyframes tile-fall{
  0%{ transform:translateY(-16px); opacity:0; }
  100%{ transform:translateY(0); opacity:1; }
}

/* =========================
   RESULT SCREEN EXTRAS
   ========================= */

.accuracy-heading.not-perfect{
  color:var(--purple-light);
}

.accuracy-number.not-perfect{
  color:var(--purple-light);
}

/* =========================
   RESPONSIVE
   ========================= */

@media(max-width:650px){
  .match-board{
    gap:4px;
    padding:7px;
  }
  .demo-tile{
    width:52px;
    height:52px;
    font-size:1.7rem;
  }
  .landing-demo{
    padding:16px 10px;
  }
}

@media(max-width:400px){
  .match-board{
    gap:3px;
    padding:5px;
    border-radius:12px;
  }
  .tile{
    border-radius:7px;
  }
  .demo-tile{
    width:44px;
    height:44px;
    font-size:1.4rem;
  }
}