/* ============================================================
   ASL Letter Pop — Embed + Fullscreen Hotfix (v1.0.1)
   Goals:
   - Fill viewport when embedded in WordPress/iframes
   - Remove max-width constraints in embed mode
   - Keep layout responsive across desktop/tablet/phone
   ============================================================ */

:root{
  /* iOS/Android 100vh fix: JS sets --vh to innerHeight*0.01px */
  --vh: 1vh;
}

/* Always sane defaults */
html, body{
  height: 100%;
  margin: 0;
}

/* If embedded, lock to viewport and let the app manage scrolling */
body.embed-mode{
  background: transparent !important;
  padding: 0 !important;
  margin: 0 !important;
  overflow: hidden !important;
}

/* Make the app fill the viewport in embed mode */
body.embed-mode .wrap{
  width: 100vw !important;
  max-width: none !important;
  margin: 0 !important;
  padding: 0 !important;
  height: calc(var(--vh) * 100) !important;
}

body.embed-mode .shell{
  height: calc(var(--vh) * 100) !important;
  min-height: calc(var(--vh) * 100) !important;
  border-radius: 0 !important;
  border: 0 !important;
  box-shadow: none !important;
  padding: 12px !important;
  overflow: auto !important; /* allow internal scroll on small screens */
}

/* Ensure children don't re-introduce max-width */
body.embed-mode #aslPopParty,
body.embed-mode .app-root,
body.embed-mode .pp-root,
body.embed-mode #app{
  width: 100% !important;
  max-width: none !important;
  margin: 0 !important;
}

/* Keep the play area visible */
body.embed-mode .area,
body.embed-mode .playArea{
  height: min(760px, max(360px, 56vh)) !important;
}

/* Mobile: stack columns + tune sizes */
@media (max-width: 980px){
  body.embed-mode .top{ grid-template-columns: 1fr !important; }
  body.embed-mode .area{ height: min(640px, max(320px, 52vh)) !important; }
}

@media (max-width: 520px){
  body.embed-mode .title{ font-size: 28px !important; }
  body.embed-mode .targetWord{ font-size: 34px !important; }
  body.embed-mode .card{ padding: 12px !important; border-radius: 18px !important; }
  body.embed-mode .signBox{ height: 200px !important; }
  body.embed-mode .area{ height: min(620px, max(300px, 48vh)) !important; }
}

html, body{height:100%;overflow:hidden;}
:root{--card: rgba(255,255,255,.92);--stroke: rgba(0,0,0,.06);--shadow: 0 14px 26px rgba(0,0,0,.08);}
*{box-sizing:border-box;}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:radial-gradient(circle at 50% 10%, #dff6ff, #ffffff 62%);color:#0b1220;}
.wrap{width:100%;max-width:1120px;margin:0 auto;padding:12px;height:100%;}
.shell{min-height:640px;height:100%;border-radius:30px;background:linear-gradient(180deg,#dff6ff,#ffffff);box-shadow:0 25px 60px rgba(0,0,0,.15);border:4px solid rgba(255,255,255,.78);position:relative;overflow:hidden;padding:14px;display:flex;flex-direction:column;}
.title{text-align:center;font-size:38px;font-weight:1000;padding:12px 14px;border-radius:26px;background:linear-gradient(90deg,#ff6ec7,#ffb86c,#ffe66d);color:#fff;letter-spacing:.6px;text-shadow:0 2px 0 rgba(0,0,0,.12);border:3px solid rgba(255,255,255,.55);}
.top{display:grid;grid-template-columns:1.25fr 1fr;gap:14px;margin-top:12px;align-items:stretch;}
.card{background:var(--card);border-radius:24px;padding:14px;border:3px solid var(--stroke);box-shadow:var(--shadow);}
.signBox{height:240px;display:flex;align-items:center;justify-content:center;border-radius:22px;background:linear-gradient(180deg,rgba(255,255,255,.9),rgba(240,250,255,.9));border:3px solid var(--stroke);overflow:hidden;}
.signBox img{max-width:86%;max-height:86%;filter:drop-shadow(0 10px 18px rgba(0,0,0,.12));}
.targetWord{font-size:46px;font-weight:1000;text-align:center;margin-top:10px;}
.smallHint{margin-top:6px;text-align:center;font-weight:900;opacity:.85;}
.stats{font-weight:1000;font-size:15px;line-height:1.7;}
.controls{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px;align-items:center;}
.btn{border:0;border-radius:18px;padding:11px 13px;font-weight:1000;cursor:pointer;background:rgba(0,0,0,.07);transition:transform .12s ease, box-shadow .12s ease;}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 18px rgba(0,0,0,.12);}
.btn.primary{width:100%;font-size:19px;background:linear-gradient(90deg,rgba(110,231,183,.85),rgba(96,165,250,.85));}
.pill{padding:7px 10px;border-radius:999px;background:rgba(0,0,0,.06);font-weight:1000;}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;width:100%;}
label{font-weight:1000;}
select,input[type="range"]{accent-color:#60a5fa;}
.timerBar{margin-top:10px;height:14px;border-radius:999px;background:rgba(0,0,0,.08);overflow:hidden;border:2px solid rgba(0,0,0,.06);}
.timerFill{height:100%;width:100%;background:linear-gradient(90deg,rgba(96,165,250,.95),rgba(110,231,183,.95));transition:width .12s linear;}
.area{margin-top:12px;flex:1;min-height:360px;position:relative;overflow:hidden;border-radius:26px;border:3px solid var(--stroke);background:radial-gradient(circle at 50% 20%,rgba(255,255,255,.96),rgba(240,250,255,.96));}
.bubble{position:absolute;width:170px;height:170px;border-radius:999px;cursor:pointer;user-select:none;box-shadow:0 16px 28px rgba(0,0,0,.18);transition:transform .12s ease;border:3px solid rgba(255,255,255,.6);overflow:hidden;}
.bubble:active{transform:scale(.96);}
.bubble .img{width:100%;height:100%;background-repeat:no-repeat;background-size:cover;background-position:0 0;}
.bubble .cap{position:absolute;left:10px;right:10px;bottom:10px;padding:6px 8px;border-radius:14px;background:rgba(0,0,0,.45);color:#fff;font-weight:1000;font-size:16px;text-align:center;text-shadow:0 2px 0 rgba(0,0,0,.25);}
.status{margin-top:10px;text-align:center;font-weight:1000;font-size:17px;padding:9px 12px;border-radius:18px;background:rgba(255,255,255,.92);border:2px solid var(--stroke);}
.overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(11,18,32,.45);backdrop-filter:blur(6px);opacity:0;pointer-events:none;transition:opacity .18s ease;}
.overlay.show{opacity:1;pointer-events:auto;}
.overlayCard{width:min(520px,92%);border-radius:26px;padding:18px;background:rgba(255,255,255,.95);border:3px solid rgba(0,0,0,.08);box-shadow:0 24px 60px rgba(0,0,0,.25);text-align:center;}
.overlayTitle{font-size:34px;font-weight:1000;}
.overlayMsg{margin-top:10px;font-size:18px;font-weight:900;opacity:.85;}
.pop{animation:pop .35s ease forwards;}
@keyframes pop{0%{transform:scale(1);}50%{transform:scale(1.25);}100%{transform:scale(0);opacity:0;}}
@media (max-width:980px){
  html, body{overflow:auto;}
  .wrap{height:auto;}
  .shell{min-height:760px;height:auto;}
  .top{grid-template-columns:1fr;}
  .targetWord{font-size:40px;}
  .area{height:560px;flex:none;}
}

/* v3 AI hint subtle pulse */
.aiPulse{ animation: aiPulse 1.1s ease-in-out 1; }
@keyframes aiPulse{
  0%{ transform: scale(1); }
  35%{ transform: scale(1.015); }
  100%{ transform: scale(1); }
}

/* v3.1 real object images */
.bubbleImg{width:100%;height:100%;object-fit:cover;display:block;}

/* Letter Pop v1: responsive fit inside iframes */
:root{ --lpPlayMin: 360px; --lpPlayMax: 720px; }
.playArea{ height: min(var(--lpPlayMax), max(var(--lpPlayMin), 55vh)); }
@media (max-width: 520px){
  .playArea{ height: min(620px, max(340px, 50vh)); }
}

/* Letter bubbles */
.bubble.letterOnly{ display:flex; align-items:center; justify-content:center; }
.bubble.letterOnly .cap{
  position:static;
  background: rgba(0,0,0,.22);
  border-radius: 16px;
  padding: 10px 14px;
  font-size: clamp(28px, 6vw, 64px);
}

.wrongFlash{ filter: saturate(1.2); }
.wrongFlash::after{
  content:"";
  position:absolute; inset:0;
  background: rgba(255,0,0,.25);
  border-radius: 999px;
}

/* =========================
   Embed Mode (WordPress / iframe)
   Add ?embed=1 to the app URL to enable.
   Goal: fit the whole app inside the viewport with NO outer scrollbars.
   ========================= */
html, body { height: 100%; }

body.embed-mode{
  margin: 0 !important;
  padding: 0 !important;
  background: transparent !important;
  overflow: hidden !important;
}

/* Let the app use the full viewport */
body.embed-mode .wrap{
  max-width: none !important;
  width: 100vw !important;
  height: 100vh !important;
  margin: 0 !important;
  padding: 0 !important;
}

body.embed-mode .shell{
  height: 100vh !important;
  min-height: 100vh !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  border-width: 0 !important;
  padding: 12px !important;
}

/* Make the gameplay area scale with viewport */
body.embed-mode .top{ gap: 12px !important; }
body.embed-mode .area{
  flex: 1 1 auto !important;
  min-height: 320px !important;
  height: auto !important;
}

/* Tablet + phones: single column and smaller boxes */
@media (max-width: 980px){
  body.embed-mode{ overflow: hidden !important; }
  body.embed-mode .top{ grid-template-columns: 1fr !important; }
  body.embed-mode .signBox{ height: clamp(170px, 24vh, 260px) !important; }
  body.embed-mode .targetWord{ font-size: clamp(30px, 5vw, 44px) !important; }
  body.embed-mode .area{ min-height: clamp(320px, 46vh, 560px) !important; }
}

/* Small phones */
@media (max-width: 520px){
  body.embed-mode .title{ font-size: clamp(22px, 6vw, 30px) !important; }
  body.embed-mode .card{ padding: 12px !important; border-radius: 18px !important; }
  body.embed-mode .signBox{ height: clamp(150px, 22vh, 220px) !important; }
  body.embed-mode .area{ min-height: clamp(300px, 48vh, 520px) !important; }
  body.embed-mode .bubble{ width: 140px !important; height: 140px !important; }
  body.embed-mode .bubble .cap{ font-size: clamp(24px, 8vw, 54px) !important; }
}