/* =====================================================================
   LearnToReadOnline — Gamified Playful Theme (Duolingo / Khan Academy Kids)
   Loaded AFTER each page's inline <style>, so it re-skins the whole site
   from one place. Delete the <link> to go back to the old look.
   ===================================================================== */

/* ---------- 1. Palette: vivid, high-contrast, warm ---------- */
:root{
  --cream:#FFF4D9;            /* warm sunny background */
  --ink:#2B2757;              /* deep indigo for max contrast */
  --ink-soft:#5B5683;
  --coral:#FF7E9D;
  --coral-deep:#E8456B;
  --sky:#5CC8FF;
  --sky-deep:#1CA9F0;
  --mint:#6EE59A;
  --sun:#FFD43B;
  --lav:#B197FF;
  --card:#FFFFFF;
  --radius:26px;
  --radius-sm:16px;

  /* game colours + their "3D edge" shade */
  --g-green:#2DBE5F;   --g-green-edge:#1B8E43;
  --g-yellow:#FFC93C;  --g-yellow-edge:#E0A200;
  --g-blue:#1CB0F6;    --g-blue-edge:#1088BD;
  --g-pink:#FF5C8A;    --g-pink-edge:#CC3664;
  --g-purple:#8F6BFF;  --g-purple-edge:#6746D6;
  --edge:rgba(43,39,87,.16);

  /* chunky shadow: solid extruded edge + soft ambient glow */
  --shadow:0 5px 0 var(--edge),0 14px 26px rgba(43,39,87,.10);
  --shadow-lift:0 9px 0 var(--edge),0 22px 34px rgba(43,39,87,.16);
  --shadow-press:0 1px 0 var(--edge),0 3px 8px rgba(43,39,87,.10);
}

html{background:var(--cream);}
body{
  background:transparent;
  font-weight:600;
}
h1,h2,h3,.display{letter-spacing:.2px;}
h1,h2.section-title{text-shadow:0 2px 0 rgba(255,255,255,.7);}

/* Playful backdrop: soft colour blobs + polka dots (fixed, behind everything) */
body::before{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(circle at 8% 12%,rgba(255,126,157,.22) 0 140px,transparent 141px),
    radial-gradient(circle at 94% 20%,rgba(92,200,255,.24) 0 170px,transparent 171px),
    radial-gradient(circle at 85% 88%,rgba(110,229,154,.26) 0 150px,transparent 151px),
    radial-gradient(circle at 6% 82%,rgba(177,151,255,.24) 0 130px,transparent 131px),
    radial-gradient(rgba(43,39,87,.07) 1.6px,transparent 1.8px) 0 0/26px 26px,
    linear-gradient(180deg,#FFF7E0,#FFF0CC);
}

/* ---------- 2. Top bar ---------- */
.topbar{
  background:rgba(255,255,255,.94);
  border-bottom:3px solid rgba(43,39,87,.10);
  box-shadow:0 4px 0 rgba(43,39,87,.05);
}
.logo-mark{filter:drop-shadow(0 3px 0 rgba(43,39,87,.18));animation:ltr-float 3.6s ease-in-out infinite;}
.logo-text{color:var(--ink);}
.pill{
  font-weight:800;border:2px solid transparent;
  transition:transform .15s ease,box-shadow .15s ease,background .15s ease;
}
.pill:hover{background:rgba(43,39,87,.07);transform:translateY(-2px);}
.pill:active{transform:translateY(1px);}
.pill.active{box-shadow:0 4px 0 rgba(43,39,87,.25);transform:translateY(-1px);}

.cta-mini{
  background:var(--g-pink);color:#fff;border-bottom:4px solid var(--g-pink-edge);
  border-radius:999px;font-weight:900;
  transition:transform .12s ease,border-bottom-width .12s ease;
}
.cta-mini:hover{transform:translateY(-2px);}
.cta-mini:active{transform:translateY(3px);border-bottom-width:1px;}
.cart-btn{
  background:#fff;border:2px solid rgba(43,39,87,.12);border-bottom-width:4px;
  transition:transform .12s ease;
}
.cart-btn:hover{transform:translateY(-2px);}
.cart-btn:active{transform:translateY(2px);border-bottom-width:2px;}
.cart-count{background:var(--g-pink);color:#fff;box-shadow:0 2px 0 var(--g-pink-edge);}

.topbar-currency-select{border:2px solid rgba(43,39,87,.15);border-bottom-width:4px;font-weight:800;}

/* ---------- 3. Chunky 3D buttons (press down on tap) ---------- */
.btn,.tier-btn,.enrol-btn,.add-cart-btn,.rgl-play-btn,.rg-slide-nav button,
.rg-shuffle-btn,.rg-clear-btn,.rg-slide-close,.lesson-jump-btn{
  border:0;border-bottom:5px solid rgba(0,0,0,.22);
  font-weight:900;letter-spacing:.2px;
  transition:transform .12s ease,border-bottom-width .12s ease,filter .15s ease;
  -webkit-tap-highlight-color:transparent;
}
.btn:hover,.tier-btn:not(:disabled):hover,.enrol-btn:hover,.add-cart-btn:hover,
.rgl-play-btn:hover,.rg-slide-nav button:not(:disabled):hover{
  transform:translateY(-3px);filter:brightness(1.05);
}
.btn:active,.tier-btn:not(:disabled):active,.enrol-btn:active,.add-cart-btn:active,
.rgl-play-btn:active,.rg-slide-nav button:not(:disabled):active,
.rg-shuffle-btn:active,.rg-clear-btn:active{
  transform:translateY(4px);border-bottom-width:1px;filter:none;
}

/* Primary = go-green */
.btn-primary,.enrol-btn,.rg-slide-nav .btn-primary,.rgl-play-btn{
  background:var(--g-green);color:#fff;border-bottom-color:var(--g-green-edge);
  text-shadow:0 1px 0 rgba(0,0,0,.18);
}
/* Secondary / outline */
.btn-outline{
  background:#fff;color:var(--ink);border:2px solid rgba(43,39,87,.18);border-bottom:5px solid rgba(43,39,87,.22);
}
/* Add to cart = sunny yellow with dark text (max contrast) */
.tier-btn,.add-cart-btn{
  background:var(--g-yellow);color:var(--ink);border-bottom-color:var(--g-yellow-edge);
  border-radius:16px;padding:13px 11px;font-size:14px;
}
.tier-btn.owned{
  background:var(--g-green);color:#fff;border-bottom-color:var(--g-green-edge);
  opacity:1;text-shadow:0 1px 0 rgba(0,0,0,.18);
}
.tier-btn:disabled:not(.owned){background:#E4E0F0;color:#7C7799;border-bottom-color:#C9C3DE;}
.rg-shuffle-btn,.rg-clear-btn{
  background:#fff;color:var(--ink);border:2px solid rgba(43,39,87,.15);border-bottom-width:4px;border-radius:12px;
}
.rg-slide-close{
  background:#fff;color:var(--ink);border:2px solid rgba(43,39,87,.18);border-bottom-width:4px;
}

/* ---------- 4. Tactile cards: depth + lift on hover + press on tap ---------- */
.card,.course-card,.shop-card,.blog-card,.member-card,.price-tier,.song-card,
.rg-game,.sw-pack-tile,.vocab-card,.blend-card,.track-tile,
.sound-tile,.letter-tile,.match-tile,.recog-tile,.word-match-tile,
.payment-method-tile,.flashcard,.flashcard-nav-btn,.lesson-locked-box{
  border:3px solid rgba(43,39,87,.10);
  box-shadow:var(--shadow);
  transition:transform .18s cubic-bezier(.34,1.56,.64,1),box-shadow .18s ease,
             border-color .18s ease,background .18s ease,opacity .18s ease;
  -webkit-tap-highlight-color:transparent;
}
.lesson-locked-box{border-style:dashed;}

@media (hover:hover){
  .card:hover,.course-card:hover,.shop-card:hover,.blog-card:hover,.member-card:hover,
  .price-tier:hover,.rg-game:not(.locked):hover,.sw-pack-tile:hover,.vocab-card:hover,
  .blend-card:hover,.track-tile:hover,.song-card:hover,.payment-method-tile:hover,
  .sound-tile:not(.tapped):hover,.letter-tile:not(.tapped):hover,
  .match-tile:not(.matched):not(.selected):hover,.recog-tile:not(.matched):hover,
  .word-match-tile:not(.matched):hover,.flashcard-nav-btn:hover,
  .flashcard:not(.fc-out-left):not(.fc-out-right):not(.shake):hover{
    transform:translateY(-4px);
    box-shadow:var(--shadow-lift);
    border-color:rgba(43,39,87,.22);
  }
}
/* press effect */
.card:active,.course-card:active,.shop-card:active,.blog-card:active,.price-tier:active,
.sw-pack-tile:active,.vocab-card:active,.blend-card:active,.track-tile:active,
.sound-tile:active,.letter-tile:active,.match-tile:not(.matched):active,
.recog-tile:not(.matched):active,.word-match-tile:not(.matched):active,
.payment-method-tile:active,.flashcard-nav-btn:active,
.flashcard:not(.fc-out-left):not(.fc-out-right):not(.shake):active{
  transform:translateY(3px) scale(.985);
  box-shadow:var(--shadow-press);
  transition-duration:.06s;
}

/* Flashcards get the deepest 3D treatment */
.flashcard{
  border-radius:32px;
  border:4px solid rgba(43,39,87,.14);
  box-shadow:
    inset 0 6px 0 rgba(255,255,255,.75),
    inset 0 -10px 0 rgba(43,39,87,.06),
    0 10px 0 rgba(43,39,87,.16),
    0 26px 38px rgba(43,39,87,.14);
  cursor:pointer;
}
@media (hover:hover){
  .flashcard:not(.fc-out-left):not(.fc-out-right):not(.shake):hover{
    box-shadow:
      inset 0 6px 0 rgba(255,255,255,.75),
      inset 0 -10px 0 rgba(43,39,87,.06),
      0 15px 0 rgba(43,39,87,.16),
      0 34px 46px rgba(43,39,87,.18);
  }
}
.flashcard:not(.fc-out-left):not(.fc-out-right):not(.shake):active{
  box-shadow:
    inset 0 6px 0 rgba(255,255,255,.6),
    inset 0 -6px 0 rgba(43,39,87,.06),
    0 3px 0 rgba(43,39,87,.16),
    0 8px 14px rgba(43,39,87,.12);
}
.flashcard.tapped{background:var(--mint);border-color:var(--g-green-edge);}
.flashcard.locked{cursor:not-allowed;}
.flashcard-nav-btn{border-radius:50%;background:#fff;width:52px;height:52px;border-bottom-width:5px;}
.flashcard-counter{font-weight:900;color:var(--ink);background:#fff;border-radius:999px;padding:6px 16px;
  border:2px solid rgba(43,39,87,.12);border-bottom-width:4px;}
.flashcard-hint{font-weight:700;}

/* Word tiles: real keycap feel */
.rg-tile{
  background:var(--g-purple);color:#fff;border-radius:12px;
  border-bottom:5px solid var(--g-purple-edge);
  width:40px;height:44px;font-size:18px;
  transition:transform .12s ease,border-bottom-width .12s ease;
}
.rg-tile:not(:disabled):hover{transform:translateY(-3px);}
.rg-tile:not(:disabled):active{transform:translateY(4px);border-bottom-width:1px;}
.rg-slot{
  width:40px;height:44px;border-radius:12px;border:3px dashed #B9AEE8;background:#fff;
}
.rg-slot.filled{background:#EEE7FF;border:3px solid var(--g-purple);border-bottom-width:5px;color:var(--ink);}

/* Multiple-choice answer buttons */
.rgm-option-btn,.rgl-option-btn{
  background:#fff;border:3px solid rgba(43,39,87,.14);border-bottom-width:5px;
  font-weight:900;transition:transform .12s ease,border-bottom-width .12s ease;
}
.rgm-option-btn:not(:disabled):hover,.rgl-option-btn:not(:disabled):hover{transform:translateY(-3px);border-color:var(--g-blue);}
.rgm-option-btn:not(:disabled):active,.rgl-option-btn:not(:disabled):active{transform:translateY(3px);border-bottom-width:2px;}
.rgm-option-btn.correct,.rgl-option-btn.correct{background:#DDFBE8;border-color:var(--g-green);color:#14753A;animation:ltr-pop .45s ease;}
.rgm-option-btn.wrong,.rgl-option-btn.wrong{background:#FFE3E8;border-color:var(--g-pink);color:#B0214A;animation:swshake .4s ease;}

/* ---------- 5. Achievements: progress bars, solved states ---------- */
.slide-progress-track{height:16px;background:rgba(43,39,87,.10);border:2px solid rgba(43,39,87,.08);box-shadow:inset 0 3px 0 rgba(43,39,87,.07);}
.slide-progress-fill{
  position:relative;min-width:16px;
  background:linear-gradient(90deg,var(--g-green),#7BE02E);
  transition:width .45s cubic-bezier(.34,1.56,.64,1);
}
.slide-progress-fill::after{                 /* glossy highlight */
  content:"";position:absolute;left:8px;right:8px;top:3px;height:4px;border-radius:99px;background:rgba(255,255,255,.55);
}
.slide-progress,.slide-count{color:var(--ink);font-weight:900;}

.rg-level-progress,.sw-pack-status{
  display:inline-flex;align-items:center;gap:4px;
  background:#fff;color:var(--ink);font-weight:900;
  padding:4px 12px;border-radius:999px;border:2px solid rgba(43,39,87,.12);border-bottom-width:4px;
}
.rg-level-progress::before{content:"⭐";font-size:12px;}

.rg-game.solved{
  background:linear-gradient(180deg,#F0FFF5,#DDFBE8);
  border-color:var(--g-green);
  box-shadow:0 5px 0 var(--g-green-edge),0 14px 26px rgba(45,190,95,.25);
  animation:ltr-pop .5s ease;
}
.rg-solved-badge{
  background:var(--g-green);color:#fff;padding:3px 10px;border-radius:999px;font-size:11.5px;
  box-shadow:0 3px 0 var(--g-green-edge);animation:ltr-pop .5s ease;
}
.rg-feedback.done{color:#14753A;font-size:14px;font-weight:900;animation:ltr-pop .5s ease;}
.rg-complete-banner{
  background:linear-gradient(135deg,#DDFBE8,#FFF3BF);color:#14753A;font-weight:900;
  border:3px solid var(--g-green);border-bottom-width:6px;border-radius:18px;
}
.rg-lock-banner{border:3px dashed #CFC6EE;border-radius:18px;}
.rg-tab-row{border:3px solid rgba(43,39,87,.10);border-bottom-width:5px;padding:5px;}
.rg-tab-btn{font-weight:900;}
.rg-tab-btn.active{
  background:linear-gradient(135deg,var(--g-purple),var(--g-pink));
  box-shadow:0 4px 0 var(--g-purple-edge);transform:translateY(-1px);
}

.badge,.best-badge,.sw-free-badge,.eyebrow{font-weight:900;border-bottom:3px solid rgba(0,0,0,.14);}
.best-badge{background:var(--g-yellow);color:#6B4700;}
.sw-free-badge{background:var(--mint);color:#0A5A2F;border-bottom-color:#35B96A;animation:ltr-wiggle 2.6s ease-in-out infinite;}
.price-tier.best-value{border-color:var(--g-yellow);background:linear-gradient(180deg,#FFF9DB,#fff);}
.tier-price{font-weight:800;color:var(--ink);}

/* ---------- 6. Floating 3D icons ---------- */
@keyframes ltr-float{0%,100%{transform:translateY(0) rotate(-2deg);}50%{transform:translateY(-8px) rotate(2deg);}}
@keyframes ltr-wiggle{0%,86%,100%{transform:rotate(0);}90%{transform:rotate(-5deg);}94%{transform:rotate(5deg);}98%{transform:rotate(-3deg);}}
@keyframes ltr-pop{0%{transform:scale(.88);}55%{transform:scale(1.08);}100%{transform:scale(1);}}

.icon-chip{
  border-radius:16px;border-bottom:4px solid rgba(0,0,0,.16);
  box-shadow:inset 0 3px 0 rgba(255,255,255,.55);
  animation:ltr-float 3.4s ease-in-out infinite;
}
.fc-emoji,.llb-icon,.cart-item-icon{
  display:inline-block;filter:drop-shadow(0 6px 0 rgba(43,39,87,.16));
  animation:ltr-float 3.2s ease-in-out infinite;
}
.grid > *:nth-child(2n) .icon-chip{animation-delay:-1.1s;}
.grid > *:nth-child(3n) .icon-chip{animation-delay:-2.2s;}
.blob-art{border:4px solid rgba(255,255,255,.7);box-shadow:var(--shadow);}
.theme-strip{height:10px;border-radius:0 0 12px 12px;}

/* background floaties injected by theme-playful.js */
.ltr-floaties{position:fixed;inset:0;z-index:-1;pointer-events:none;overflow:hidden;}
.ltr-floaties span{
  position:absolute;font-size:34px;opacity:.55;
  filter:drop-shadow(0 6px 0 rgba(43,39,87,.12));
  animation:ltr-float 5s ease-in-out infinite;
}
@media (max-width:760px){.ltr-floaties{display:none;}}

/* confetti burst (theme-playful.js) */
.ltr-confetti{position:fixed;z-index:9999;pointer-events:none;font-size:20px;line-height:1;
  animation:ltr-confetti 1s cubic-bezier(.2,.7,.3,1) forwards;}
@keyframes ltr-confetti{
  0%{transform:translate(0,0) scale(.4) rotate(0);opacity:1;}
  100%{transform:translate(var(--dx),var(--dy)) scale(1.1) rotate(var(--rot));opacity:0;}
}

/* ---------- 7. Cart drawer & misc ---------- */
.cart-drawer{border-left:4px solid rgba(43,39,87,.12);}
.cart-item{border-radius:16px;}
.member-card{border-radius:30px;}

/* ---------- 8. Respect reduced-motion ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
}

/* ---------- 9. Typography: Fredoka (headings/numbers/buttons) + Nunito (body) ---------- */
body,button,input,select,textarea{font-family:'Nunito','Fredoka',system-ui,-apple-system,'Segoe UI',sans-serif;}
h1,h2,h3,h4,.display,.logo-text,.tier-price,.price,.shop-price,.flashcard,.pill,
.btn,.tier-btn,.enrol-btn,.cta-mini,.rg-tab-btn,.rg-slide-nav button{
  font-family:'Fredoka','Nunito',system-ui,sans-serif;
}
h1,h2,h3{font-weight:600;letter-spacing:.2px;}
h1{letter-spacing:.3px;}
.btn,.tier-btn,.enrol-btn,.cta-mini,.pill,.rg-tab-btn{font-weight:600;letter-spacing:.3px;}
.flashcard,.rg-tile,.rg-slot,.rgm-word{font-weight:600;}
.tier-price,.price,.shop-price{font-weight:600;}
body{line-height:1.55;}