/*
 * Stack Breaker v1.0.0
 * Presentation, responsive layout and UI animations
 */
:root{--pc:#7ad61e;--pcd:#3f8a07;--font:"Poppins","Segoe UI",system-ui,Arial,sans-serif;--disp:"Baloo 2","Poppins","Segoe UI",sans-serif}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent;user-select:none;-webkit-user-select:none}
html,body{width:100%;height:100%;overflow:hidden;background:#0b1633;font-family:var(--font);touch-action:none;overscroll-behavior:none}
#stage{position:fixed;inset:0;overflow:hidden;touch-action:none}
#game{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:none}
#hud{position:absolute;inset:0;pointer-events:none;
  padding:calc(14px + env(safe-area-inset-top)) calc(16px + env(safe-area-inset-right)) 0 calc(16px + env(safe-area-inset-left));transition:opacity .4s,transform .4s}
#hud.hide{opacity:0;transform:translateY(-14px)}
#hud.training-preview .hrow,#hud.training-preview .topbar,#hud.training-preview #heatWrap{visibility:hidden}
#hud.training-preview .hcenter{position:absolute;top:max(76px,calc(env(safe-area-inset-top) + 60px));left:16px;right:16px;max-width:none;margin:0}
#hud.training-preview .topbar{display:none}
#hud.training-preview .score{margin-top:0}
/* Keep the HUD focused on phase progress and prize; native state hooks stay intact. */
.hrow{display:none}
#ctrls{display:flex;gap:8px;pointer-events:auto}
.glass{background:rgba(8,14,36,.32);border:1px solid rgba(255,255,255,.38);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.3)}
.icb{width:44px;height:44px;border-radius:15px;cursor:pointer;display:grid;place-items:center;transition:transform .12s,opacity .2s,background .2s}
.icb:hover{background:rgba(255,255,255,.28)}
.icb svg{width:19px;height:19px;fill:#fff}
.icb.off{opacity:.42}.icb:active{transform:scale(.9)}
#best{display:flex;align-items:center;gap:7px;padding:9px 15px 9px 12px;border-radius:15px;color:#fff;font-weight:800;font-size:15px}
#best svg{width:19px;height:19px;fill:#ffd23a}
.hcenter{max-width:460px;margin:8px auto 0;text-align:center}
.topbar{display:flex;align-items:center;justify-content:center;gap:10px}
.lvlc{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;font:800 15px var(--font);color:#fff;background:var(--pc);
  box-shadow:0 0 0 3px #fff,0 6px 16px rgba(0,0,0,.2),inset 0 -3px 0 rgba(0,0,0,.18);flex:none}
.lvlc.next{background:#fff;color:var(--pcd)}
#barWrap{flex:1;max-width:250px;height:16px;border-radius:99px;background:rgba(255,255,255,.3);box-shadow:0 0 0 3px #fff,0 6px 16px rgba(0,0,0,.16);overflow:hidden}
#bar{height:100%;width:0;border-radius:99px;transition:width .15s ease-out;background:linear-gradient(180deg,rgba(255,255,255,.45),rgba(255,255,255,0) 60%),var(--pc)}
#bar.rage{background:linear-gradient(90deg,#ffd23a,#ff5a1f,#ff2d55,#ffd23a);background-size:200% 100%;animation:fl .6s linear infinite}
@keyframes fl{to{background-position:200% 0}}
.score{display:inline-block;min-width:154px;text-align:center;font:900 clamp(42px,7.5vmin,64px)/1 var(--font);color:#fff;margin-top:12px;padding:8px 20px 7px;border-radius:26px;
  background:linear-gradient(180deg,rgba(6,12,34,.3),rgba(6,12,34,.14));backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  -webkit-text-stroke:1.5px rgba(0,8,30,.22);text-shadow:0 4px 0 rgba(0,0,0,.25),0 3px 12px rgba(0,0,0,.5),0 10px 30px rgba(0,20,60,.35)}
.score.pop{animation:sp .22s ease-out}
@keyframes sp{40%{transform:scale(1.16)}}
#heatWrap{width:150px;height:8px;margin:10px auto 0;border-radius:9px;background:rgba(0,0,0,.2);overflow:hidden;opacity:0;transition:opacity .3s;box-shadow:0 0 0 2px rgba(255,255,255,.5)}
#heatWrap.on{opacity:1}
#heat{height:100%;width:0;background:linear-gradient(90deg,#ffe14a,#ff6a1a,#ff2d55);border-radius:9px;transition:width .12s}
#rageTag{position:absolute;left:50%;top:calc(env(safe-area-inset-top) + 190px);transform:translateX(-50%);font:800 34px var(--disp);letter-spacing:3px;
  text-transform:uppercase;background:linear-gradient(180deg,#fff7b0,#ffae2a 50%,#ff3d1f);-webkit-background-clip:text;background-clip:text;
  color:transparent;filter:drop-shadow(0 0 14px rgba(255,110,20,.95));opacity:0;pointer-events:none;white-space:nowrap}
#chain{position:absolute;left:calc(50% + 90px);top:34%;font:900 26px var(--font);color:#fff;opacity:0;pointer-events:none;white-space:nowrap;
  text-shadow:0 3px 0 rgba(0,0,0,.2),0 0 16px rgba(255,255,255,.4);transform:rotate(-8deg)}
#hint{position:absolute;left:50%;bottom:calc(36px + env(safe-area-inset-bottom));transform:translateX(-50%);padding:10px 20px;border-radius:99px;
  font-size:13px;font-weight:800;letter-spacing:2px;text-transform:uppercase;color:#fff;animation:pl 1.4s infinite;display:none;pointer-events:none;white-space:nowrap}
@keyframes pl{0%,100%{opacity:.5}50%{opacity:1}}
#overlay{position:absolute;inset:0;display:grid;place-items:center;background:rgba(6,14,40,.5);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);transition:opacity .35s}
#overlay.menuBg{background:linear-gradient(180deg,rgba(6,14,40,.28),rgba(6,14,40,0) 28%,rgba(6,14,40,0) 50%,rgba(6,14,40,.6));backdrop-filter:none;-webkit-backdrop-filter:none}
#overlay.menuBg.wideBg{background:linear-gradient(90deg,rgba(6,14,40,.55),rgba(6,14,40,.15) 45%,rgba(6,14,40,0) 60%)}
#overlay.hide{opacity:0;pointer-events:none}
/* Embedded onboarding must not fade the old menu over the training scene. */
html.is-embedded #overlay.hide{display:none}
.menu{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:space-between;text-align:center;overflow:auto;
  padding:calc(26px + env(safe-area-inset-top)) 18px calc(18px + env(safe-area-inset-bottom))}
.menu.wide{align-items:center;justify-content:center;gap:22px;padding-left:max(3vw,24px);padding-right:40%}
.mtop{width:min(400px,100%);text-align:center;animation:dropIn .7s cubic-bezier(.2,1.3,.4,1) both}
.mbot{display:flex;flex-direction:column;align-items:center;gap:16px;width:min(400px,100%);animation:upIn .6s .1s cubic-bezier(.2,1.2,.4,1) both}
@keyframes dropIn{from{transform:translateY(-40px);opacity:0}}
@keyframes upIn{from{transform:translateY(40px);opacity:0}}
.logo{position:relative;display:inline-block;font:800 clamp(58px,11vmin,106px)/.8 var(--disp);color:#fff;letter-spacing:-1px;animation:flt 3.2s ease-in-out infinite;
  text-shadow:0 2px 0 #dfe8ff,0 4px 0 #bccbf3,0 6px 0 #9aafe0,0 8px 0 #7690c9,0 10px 0 #5670ad,0 18px 28px rgba(0,10,50,.45)}
.logo .l1{display:block}
.logo .b2{display:block;color:var(--pc);text-shadow:0 2px 0 var(--pcd),0 4px 0 var(--pcd),0 6px 0 var(--pcd),0 8px 0 var(--pcd),0 10px 0 rgba(0,0,0,.35),0 18px 28px rgba(0,10,50,.45)}
.logo .d3{position:absolute;right:-22px;top:-14px;font:800 26px/1 var(--disp);padding:7px 11px 5px;border-radius:14px;color:#fff;letter-spacing:0;
  background:linear-gradient(180deg,#ff6b9a,#ff2d6e);transform:rotate(12deg);text-shadow:none;box-shadow:0 4px 0 #b3134a,0 10px 18px rgba(0,0,0,.3)}
@keyframes flt{50%{transform:translateY(-7px)}}
.tagm{margin-top:16px;font-size:12px;letter-spacing:5px;text-transform:uppercase;color:#fff;font-weight:700;text-shadow:0 2px 8px rgba(0,0,0,.35)}
.chips{display:flex;gap:10px}
.chip{min-width:110px;padding:8px 16px;border-radius:17px;color:#fff;text-align:left}
.chip small{display:block;font-size:10px;letter-spacing:2px;text-transform:uppercase;opacity:.85;font-weight:700}
.chip b{font-size:21px;font-weight:900;line-height:1.2}
.chip b i{font-style:normal;font-size:13px;opacity:.75}
.play{display:flex;align-items:center;justify-content:center;gap:10px;width:min(270px,100%);height:70px;border-radius:999px;border:0;
  font:900 27px var(--font);letter-spacing:3px;color:#fff;cursor:pointer;position:relative;overflow:hidden;
  background:linear-gradient(180deg,#8dff9b,#24cf60 55%,#13a849);text-shadow:0 2px 0 rgba(0,0,0,.2);
  box-shadow:inset 0 -5px 0 rgba(0,0,0,.18),inset 0 3px 0 rgba(255,255,255,.5),0 8px 0 #0c7d34,0 20px 36px rgba(0,0,0,.35);animation:pulse 1.6s ease-in-out infinite}
.play svg{width:26px;height:26px;fill:#fff}
.play::after{content:"";position:absolute;top:0;left:-60%;width:40%;height:100%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.6),transparent);animation:shine 2.4s infinite}
@keyframes shine{0%,55%{left:-60%}100%{left:130%}}
@keyframes pulse{50%{transform:scale(1.05)}}
.play:active{transform:translateY(4px) scale(.97)}
.panel{align-self:center;margin:0 auto;width:min(320px,100%);padding:12px 12px 10px;border-radius:24px;text-align:left;
  background:linear-gradient(160deg,rgba(46,66,130,.62),rgba(16,24,56,.5) 65%);
  border:1px solid rgba(255,255,255,.4);
  backdrop-filter:blur(14px) saturate(160%);-webkit-backdrop-filter:blur(14px) saturate(160%);
  box-shadow:0 16px 34px rgba(0,10,40,.4),inset 0 1px 0 rgba(255,255,255,.4),inset 0 -14px 22px -14px rgba(0,0,0,.35)}
.style-title{margin:0 0 8px;font-size:10px;letter-spacing:2px;text-transform:uppercase;color:#fff;font-weight:800;text-align:center;
  text-shadow:0 1px 3px rgba(0,10,40,.4);opacity:.92}
.skin-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:7px}
.skin-choice{position:relative;border:1px solid rgba(255,255,255,.3);border-radius:15px;padding:7px 4px 6px;cursor:pointer;color:#fff;font:700 10.5px/1.2 var(--font);transition:.15s;text-align:center;
  background:linear-gradient(160deg,rgba(255,255,255,.16),rgba(255,255,255,.04));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.3),inset 0 -6px 10px -6px rgba(0,0,0,.35),0 3px 8px rgba(0,10,40,.25);
  text-shadow:0 1px 2px rgba(0,10,40,.5)}
.skin-choice:hover{border-color:rgba(255,255,255,.6);transform:translateY(-1px)}
.skin-choice canvas{width:34px;height:34px;display:block;margin:0 auto 4px;filter:drop-shadow(0 3px 5px rgba(0,10,40,.35))}
.skin-choice.active{border-color:var(--pc);background:linear-gradient(160deg,rgba(122,214,30,.5),rgba(122,214,30,.15));
  transform:translateY(-2px);box-shadow:0 0 0 2px rgba(122,214,30,.55),0 6px 16px rgba(0,0,0,.25),inset 0 1px 0 rgba(255,255,255,.5)}
.how{margin-top:8px;padding-top:8px;border-top:1px solid rgba(255,255,255,.22);font-size:11px;line-height:1.5;color:#fff;opacity:.88;text-shadow:0 1px 3px rgba(0,10,40,.4)}
.how b{color:#b9e7ff}.how .bad{color:#fff;font-weight:800}.how .hot{color:#ffb36b;font-weight:800}
.card{width:min(350px,90vw);padding:28px 22px 22px;border-radius:32px;text-align:center;color:#1c2433;
  background:linear-gradient(180deg,#ffffff,#eef3fb);box-shadow:0 30px 70px rgba(0,10,40,.45),inset 0 0 0 1px rgba(255,255,255,.9);animation:pop .45s cubic-bezier(.2,1.35,.4,1)}
@keyframes pop{from{transform:translateY(24px) scale(.9);opacity:0}}
.tag{font-size:11px;letter-spacing:3px;text-transform:uppercase;color:#6a7589;font-weight:800}
.ttl{font:800 38px/1.05 var(--disp);color:#1c2433;margin-top:4px}
.big{font:900 64px/1 var(--font);margin:8px 0 0;color:var(--pc);text-shadow:0 4px 0 rgba(0,0,0,.08)}
.sub{font-size:11px;letter-spacing:2px;text-transform:uppercase;color:#8a94a7;font-weight:700}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:18px 0 16px}
.stats div{background:#f1f4f9;border-radius:16px;padding:10px 4px}
.stats small{display:block;font-size:9.5px;letter-spacing:1.5px;text-transform:uppercase;color:#7b869a;font-weight:800}
.stats b{font-size:19px;font-weight:900;color:#1c2433}
.unlock{margin:0 0 14px;padding:10px;border-radius:14px;background:#fff5d6;color:#9a6a00;font-weight:800;font-size:13px}
.btn{display:block;width:100%;cursor:pointer;border:0;font:900 16px var(--font);letter-spacing:1.5px;text-transform:uppercase;color:#fff;
  padding:16px 20px;border-radius:999px;background:linear-gradient(180deg,rgba(255,255,255,.32),rgba(255,255,255,0) 60%),var(--pc);box-shadow:0 5px 0 var(--pcd),0 12px 22px rgba(0,0,0,.18);transition:transform .1s}
.btn:active{transform:translateY(3px);box-shadow:0 2px 0 var(--pcd)}
.btn.green{background:linear-gradient(180deg,#8dff9b,#24cf60 55%,#13a849);box-shadow:0 5px 0 #0c7d34,0 12px 22px rgba(0,0,0,.18)}
.btn.ghost{background:#e9edf4;color:#1c2433;box-shadow:0 4px 0 #cfd6e2;margin-top:12px}
.ico{width:74px;height:74px;margin:-62px auto 10px;border-radius:50%;display:grid;place-items:center;font:900 34px var(--font);color:#fff;box-shadow:0 0 0 6px #fff,0 12px 24px rgba(0,0,0,.25)}
.ico.bad{background:linear-gradient(180deg,#ff7a8a,#ff2d55)}
.ico.good{background:linear-gradient(180deg,#8dff9b,#13a849)}
.ico.pause{background:linear-gradient(180deg,#7cc4ff,#2f7ae5)}
.ico.gold{background:linear-gradient(180deg,#ffe27a,#f5a300)}
.pause-copy{margin-top:10px;color:#6a7589;font-size:14px;line-height:1.45}
.pause-card .ttl{font-size:clamp(30px,8vw,38px)}
.pause-card .btn{padding:16px 12px;font-size:clamp(13px,3.6vw,16px);letter-spacing:1.1px}
.pause-stats{grid-template-columns:minmax(0,1fr) minmax(0,1.7fr) minmax(0,1fr);gap:6px}
.pause-stats div{min-width:0}
.pause-stats small{font-size:8px;letter-spacing:1px}
.pause-stats b{font-size:17px;white-space:nowrap;font-variant-numeric:tabular-nums}
.pause-stats .pause-prize{background:linear-gradient(180deg,#eefaf1,#e3f4e8)}
.pause-stats .pause-prize b{color:#0c7d34;letter-spacing:-.04em}
@media (max-height:500px) and (orientation:landscape){
  .pause-card{padding:22px 22px 18px}
  .pause-card .ico{width:60px;height:60px;margin:-48px auto 8px;font-size:28px}
  .pause-card .ttl{font-size:32px}
  .pause-card .stats{margin:14px 0}
  .pause-card .btn{padding:12px 16px;font-size:14px}
}
.stars{display:flex;justify-content:center;align-items:flex-end;gap:4px;margin:10px 0 0}
.stars svg{width:44px;height:44px;fill:#d7dce6;animation:stIn .5s cubic-bezier(.2,1.6,.4,1) backwards}
.stars svg:nth-child(2){width:60px;height:60px;animation-delay:.15s}.stars svg:nth-child(3){animation-delay:.3s}
.stars svg.on{fill:#ffc21a;filter:drop-shadow(0 3px 0 #d08a00)}
@keyframes stIn{from{transform:scale(0) rotate(-60deg)}}
@media (max-height:700px){.logo{font-size:50px}.panel .how{display:none}.play{height:58px}.tagm{margin-top:8px}}

.noscript{position:fixed;inset:0;display:grid;place-items:center;padding:2rem;background:#0b1633;color:#fff;text-align:center;font:600 18px system-ui,sans-serif;z-index:9999}