:root{
  --bg1:#241a5c;
  --bg2:#120c33;
  --accent:#ffcf4a;
  --accent2:#ff6ea9;
  --ink:#fff;
  --bar:56px;
  --radius:18px;
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}

html,body{
  margin:0;height:100%;overflow:hidden;
  overscroll-behavior:none;
  background:var(--bg2);
  color:var(--ink);
  font-family:"Baloo 2",Nunito,"Trebuchet MS",Avenir,system-ui,-apple-system,sans-serif;
  user-select:none;-webkit-user-select:none;
  touch-action:none;
}

#app{
  position:fixed;inset:0;display:flex;flex-direction:column;
  padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
  background:
    radial-gradient(120% 90% at 50% 0%, #3b2a8c 0%, var(--bg1) 45%, var(--bg2) 100%);
}

/* ---------- barra superior ---------- */
#bar{
  height:var(--bar);flex:0 0 auto;
  display:flex;align-items:center;gap:6px;
  padding:0 8px;
  background:rgba(0,0,0,.22);
  border-bottom:1px solid rgba(255,255,255,.08);
}

.tool{
  appearance:none;border:0;cursor:pointer;
  background:rgba(255,255,255,.10);
  color:var(--ink);
  border-radius:14px;
  min-width:52px;height:42px;
  padding:0 10px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;
  line-height:1;
  transition:transform .08s ease, background .15s ease;
}
.tool:active{transform:scale(.92);background:rgba(255,255,255,.2)}
.tool .ico{font-size:19px}
.tool .lbl{font-size:10px;opacity:.8;font-weight:700;letter-spacing:.2px}
@media (max-width:420px){ .tool .lbl{display:none} .tool{min-width:46px} }

#progress{
  flex:1;text-align:center;font-size:18px;font-weight:800;
  letter-spacing:.5px;opacity:.92;
}
#progress b{color:var(--accent);font-size:22px}
#progress span{opacity:.55;margin:0 2px}

/* ---------- palco ---------- */
#stage{position:relative;flex:1 1 auto;overflow:hidden;touch-action:none}

#board{
  position:absolute;
  border-radius:10px;
  background:rgba(255,255,255,.045);
  box-shadow:inset 0 0 0 2px rgba(255,255,255,.16), inset 0 8px 30px rgba(0,0,0,.35);
  overflow:hidden;
}
#ghost{
  position:absolute;inset:0;width:100%;height:100%;
  opacity:var(--ghost-op,.20);
  transition:opacity .18s ease;
}
#board.peek #ghost{opacity:.92}

/* z-index próprio: as peças empilham entre si, mas nunca por cima das telas */
#pieces{position:absolute;inset:0;z-index:1}
#pieces canvas{
  position:absolute;top:0;left:0;
  pointer-events:none;
  will-change:transform;
}
#pieces canvas.loose{filter:drop-shadow(0 3px 4px rgba(0,0,0,.45))}
#pieces canvas.held{filter:drop-shadow(0 10px 14px rgba(0,0,0,.55));}
#pieces canvas.pop{animation:pop .28s ease-out}
@keyframes pop{
  0%{transform:var(--t) scale(1.10)}
  60%{transform:var(--t) scale(.97)}
  100%{transform:var(--t) scale(1)}
}

#fx{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;display:none;z-index:55}
#fx.on{display:block}

/* ---------- telas ---------- */
#welcome,#win{
  position:absolute;inset:0;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:10px;text-align:center;padding:24px;
  background:rgba(10,6,30,.72);
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  z-index:50;
}
#win[hidden],#welcome[hidden],#settings[hidden],#loading[hidden]{display:none!important}
#win{background:rgba(10,6,30,.55);z-index:60}

/* ---------- álbum de fotos ---------- */
#welcome{justify-content:flex-start;padding:0;background:rgba(12,7,36,.94)}
#gal-head .ghostbtn{flex:0 0 auto;white-space:nowrap;padding:10px 16px;font-size:14px}
#gal-empty{
  flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
}
#gal-empty[hidden],#gal-head[hidden],#gal-grid[hidden]{display:none!important}

#gal-head{
  width:100%;flex:0 0 auto;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:16px 18px 10px;
}
#gal-head h1{font-size:24px;margin:0}

#gal-grid{
  width:100%;flex:1 1 auto;overflow-y:auto;
  -webkit-overflow-scrolling:touch;touch-action:pan-y;
  display:grid;gap:12px;
  grid-template-columns:repeat(auto-fill,minmax(120px,1fr));
  padding:4px 18px calc(24px + env(safe-area-inset-bottom));
  align-content:start;
}
@media (min-width:700px){ #gal-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))} }

.tile{
  position:relative;aspect-ratio:1;cursor:pointer;
  border-radius:18px;overflow:hidden;
  border:3px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.06);
  padding:0;color:#fff;
  transition:transform .08s ease,border-color .15s ease;
}
.tile:active{transform:scale(.95)}
.tile.cur{border-color:var(--accent);box-shadow:0 0 0 3px rgba(255,207,74,.28)}
.tile img{width:100%;height:100%;object-fit:cover;display:block;pointer-events:none}

.tile .del{
  position:absolute;top:5px;right:5px;
  width:32px;height:32px;border-radius:50%;border:0;cursor:pointer;
  background:rgba(0,0,0,.55);color:#fff;font-size:14px;line-height:1;
  display:flex;align-items:center;justify-content:center;
  backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px);
}
.tile .del:active{background:#e1436b}

/* quebra-cabeça começado */
.tile .prog{
  position:absolute;left:0;right:0;bottom:0;
  padding:16px 8px 7px;
  display:flex;flex-direction:column;gap:4px;
  background:linear-gradient(transparent,rgba(0,0,0,.82));
  pointer-events:none;
}
.tile .prog span{font-size:12px;font-weight:800;text-shadow:0 1px 3px #000}
.tile .prog .bar{height:5px;border-radius:3px;background:rgba(255,255,255,.3);overflow:hidden}
.tile .prog .bar i{display:block;height:100%;background:var(--accent)}
.tile.emandamento{border-color:rgba(255,207,74,.55)}

.tile.add{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  border-style:dashed;border-color:rgba(255,255,255,.35);
  background:rgba(255,255,255,.04);
}
.tile.add span{font-size:40px;line-height:1;color:var(--accent)}
.tile.add small{font-size:12px;font-weight:800;opacity:.75;text-align:center;padding:0 6px}
.wincard{
  background:linear-gradient(160deg,#3a2a8f,#221650);
  border:2px solid rgba(255,255,255,.18);
  border-radius:26px;padding:26px 28px;
  display:flex;flex-direction:column;align-items:center;gap:8px;
  box-shadow:0 24px 60px rgba(0,0,0,.5);
  animation:rise .35s cubic-bezier(.2,1.3,.4,1);
}
@keyframes rise{from{transform:translateY(24px) scale(.94);opacity:0}to{transform:none;opacity:1}}

.hero{font-size:64px;line-height:1;animation:bob 2.4s ease-in-out infinite}
@keyframes bob{0%,100%{transform:translateY(0) rotate(-4deg)}50%{transform:translateY(-10px) rotate(4deg)}}
h1{margin:4px 0 0;font-size:32px;letter-spacing:.5px}
h2{margin:0;font-size:28px}
#welcome p,#win p{margin:0 0 10px;opacity:.75;font-size:16px}

.big{
  appearance:none;border:0;cursor:pointer;
  background:linear-gradient(180deg,#ffd961,#ffa62e);
  color:#3a2400;font-weight:900;font-size:19px;
  padding:15px 26px;border-radius:999px;
  box-shadow:0 8px 0 #c97d12, 0 12px 22px rgba(0,0,0,.35);
  transition:transform .08s ease, box-shadow .08s ease;
}
.big:active{transform:translateY(5px);box-shadow:0 3px 0 #c97d12,0 6px 12px rgba(0,0,0,.35)}

.ghostbtn{
  appearance:none;cursor:pointer;
  background:rgba(255,255,255,.10);color:#fff;
  border:1.5px solid rgba(255,255,255,.22);
  font-weight:800;font-size:15px;
  padding:11px 20px;border-radius:999px;
}
.ghostbtn:active{background:rgba(255,255,255,.2)}

#loading{
  position:absolute;inset:0;z-index:70;
  display:flex;align-items:center;justify-content:center;gap:12px;
  background:rgba(10,6,30,.6);font-weight:700;
}
.spin{
  width:26px;height:26px;border-radius:50%;
  border:4px solid rgba(255,255,255,.25);border-top-color:var(--accent);
  animation:spin .8s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- ajustes ---------- */
.sheet{
  position:fixed;inset:0;z-index:100;
  display:flex;align-items:flex-end;justify-content:center;
  background:rgba(5,2,20,.6);
  backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);
}
@media (min-height:620px){ .sheet{align-items:center} }

.sheet-card{
  width:min(560px,100%);
  max-height:92vh;overflow:auto;
  background:linear-gradient(170deg,#2e2073,#1a1145);
  border:2px solid rgba(255,255,255,.14);
  border-radius:26px 26px 0 0;
  padding:18px 20px calc(20px + env(safe-area-inset-bottom));
  animation:rise .28s cubic-bezier(.2,1.2,.4,1);
}
@media (min-height:620px){ .sheet-card{border-radius:26px} }

.sheet-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}
.x{
  appearance:none;border:0;cursor:pointer;
  width:38px;height:38px;border-radius:50%;
  background:rgba(255,255,255,.12);color:#fff;font-size:16px;
}
h3{margin:18px 0 8px;font-size:14px;text-transform:uppercase;letter-spacing:1.2px;opacity:.6}

.opts{display:grid;grid-template-columns:repeat(auto-fill,minmax(88px,1fr));gap:8px}
.opt{
  appearance:none;border:2px solid rgba(255,255,255,.14);cursor:pointer;
  background:rgba(255,255,255,.06);color:#fff;
  border-radius:16px;padding:10px 4px;
  display:flex;flex-direction:column;align-items:center;gap:2px;
  font-weight:800;
}
.opt b{font-size:20px}
.opt small{font-size:10px;opacity:.6;font-weight:700;text-transform:uppercase;letter-spacing:.6px}
.opt[aria-pressed="true"]{
  background:linear-gradient(180deg,#ffd961,#ffa62e);
  border-color:#fff;color:#3a2400;
}
.opt[aria-pressed="true"] small{opacity:.75}
.hint{font-size:13px;opacity:.6;margin:10px 2px 0}

.row{
  display:flex;align-items:center;gap:12px;
  padding:12px 4px;cursor:pointer;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.row span{flex:1;display:flex;flex-direction:column}
.row b{font-size:16px}
.row small{font-size:12px;opacity:.55}
.row input{position:absolute;opacity:0;pointer-events:none}
.switch{
  flex:0 0 auto;width:52px;height:31px;border-radius:999px;
  background:rgba(255,255,255,.16);position:relative;transition:background .18s ease;
}
.switch::after{
  content:"";position:absolute;top:3px;left:3px;width:25px;height:25px;border-radius:50%;
  background:#fff;transition:transform .18s cubic-bezier(.3,1.4,.5,1);
}
.row input:checked ~ .switch{background:#43d17c}
.row input:checked ~ .switch::after{transform:translateX(21px)}

#btn-apply{width:100%;margin-top:20px}