:root{
  --bg-color:#05080b;
  --surface-1:#091019;
  --surface-2:#0c1621;
  --border-color:rgba(21,214,245,.25);
  --primary-color:#19d8f6;
  --primary-2:#67ecff;
  --primary-rgb:25,216,246;
  --primary2-rgb:103,236,255;
  --success-rgb:55,240,177;
  --text-color:#eaf7ff;
  --muted-color:#9db5c3;
  --shadow-color:rgba(0,0,0,.55);
  --success-color:#37f0b1;
  --warning-color:#ffd26a;
  --focus-ring:rgba(var(--primary-rgb),.35);
  --radius-xl:24px;
  --radius-lg:18px;
  --radius-md:14px;
  --radius-sm:12px;
  --gap:14px;
  --tap:54px;
  --frame-pad:14px;
  --wall:3px;
  --safe-bottom:env(safe-area-inset-bottom, 0px);
  --safe-top:env(safe-area-inset-top, 0px);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background:
    radial-gradient(1200px 900px at 25% -10%, rgba(var(--primary-rgb),.16), transparent 55%),
    radial-gradient(900px 700px at 120% 20%, rgba(var(--primary2-rgb),.12), transparent 55%),
    radial-gradient(600px 600px at 45% 120%, rgba(var(--success-rgb),.08), transparent 60%),
    var(--bg-color);
  color:var(--text-color);
  font-family:ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow:hidden;
}

img{max-width:100%; height:auto; display:block}
button{font:inherit}
a{color:inherit; text-decoration:none}

.app{
  /* Use stable viewport height to avoid iOS/Android URL-bar jitter */
  height:100svh;
  min-height:100svh;
  display:flex;
  flex-direction:column;
  padding:calc(10px + var(--safe-top)) 12px calc(70px + var(--safe-bottom));
  gap:12px;
}

/* Theme picker (bottom) */
.themebar{
  position:fixed;
  left:12px;
  right:12px;
  bottom:calc(10px + var(--safe-bottom));
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:5px 8px;
  border-radius:999px;
  border:1px solid rgba(var(--primary-rgb),.16);
  background:linear-gradient(180deg, rgba(12,22,33,.82), rgba(9,16,25,.62));
  box-shadow:0 18px 60px rgba(0,0,0,.55);
  backdrop-filter:blur(10px);
  z-index:50;
}

/* Prevent theme bar overlapping dialogs */
body[data-modal="open"] .themebar{display:none}

/* Keep the theme picker on Home only (saves space on phones) */
body[data-screen="screenMaze"] .themebar,
body[data-screen="screenQuiz"] .themebar,
body[data-screen="screenWin"] .themebar{display:none}
.themebar__label{
  font-weight:900;
  letter-spacing:.04em;
  font-size:11px;
  color:rgba(234,247,255,.88);
}
.themebar__swatches{
  display:flex;
  align-items:center;
  gap:10px;
}
.swatch{
  width:22px;
  height:22px;
  border-radius:999px;
  border:1px solid rgba(234,247,255,.18);
  background:rgba(255,255,255,.06);
  box-shadow:0 10px 22px rgba(0,0,0,.35);
  -webkit-tap-highlight-color:transparent;
}
.swatch:active{transform:translateY(1px)}
.swatch[aria-pressed="true"]{
  border-color:rgba(234,247,255,.55);
  box-shadow:0 0 0 4px rgba(var(--primary-rgb),.18), 0 14px 30px rgba(0,0,0,.45);
}
.swatch[data-theme="cyan"]{background:linear-gradient(180deg, #19d8f6, #0ea6c6)}
.swatch[data-theme="purple"]{background:linear-gradient(180deg, #a78bfa, #6d28d9)}
.swatch[data-theme="green"]{background:linear-gradient(180deg, #37f0b1, #159b70)}
.swatch[data-theme="amber"]{background:linear-gradient(180deg, #ffd26a, #f59e0b)}

.brand{display:flex; align-items:center; gap:10px; min-width:0}
.brand__logo{
  width:42px; height:42px;
  border-radius:14px;
  border:1px solid rgba(var(--primary-rgb),.22);
  box-shadow:0 10px 22px rgba(var(--primary-rgb),.08);
  background:rgba(255,255,255,.02);
  padding:6px;
}
.brand__text{min-width:0}
.brand__title{
  font-weight:800;
  letter-spacing:.08em;
  font-size:12px;
  line-height:1.1;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.brand__subtitle{
  margin-top:3px;
  font-size:12px;
  color:var(--muted-color);
}

.hud{display:flex; align-items:center; gap:10px; flex-shrink:0}
.hud__pill{
  padding:9px 10px;
  border-radius:999px;
  border:1px solid rgba(var(--primary-rgb),.22);
  background:rgba(var(--primary-rgb),.08);
  color:var(--primary-2);
  font-weight:700;
  font-size:12px;
}
.hud__btn{
  height:40px;
  padding:0 12px;
  border-radius:999px;
  border:1px solid rgba(var(--primary-rgb),.22);
  background:rgba(255,255,255,.02);
  color:var(--text-color);
  font-weight:700;
}
.hud__btn:active{transform:translateY(1px)}

.stage{
  flex:1;
  display:flex;
  min-height:0;
}

.screen{
  flex:1;
  display:none;
  align-items:center;
  justify-content:center;
  min-height:0;
}
.screen--active{display:flex}

/* Maze layout: stack maze + controls vertically (mobile-first) */
#screenMaze.screen--active{
  flex-direction:column;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  width:100%;
  padding-bottom:calc(8px + var(--safe-bottom));
}

.card{
  width:min(520px, 100%);
  border-radius:var(--radius-xl);
  border:1px solid rgba(var(--primary-rgb),.18);
  background:linear-gradient(180deg, rgba(12,22,33,.78), rgba(9,16,25,.62));
  box-shadow:0 22px 70px rgba(0,0,0,.6);
  backdrop-filter:blur(10px);
  padding:18px;
}

.hero{display:flex; flex-direction:column; align-items:center; text-align:center; gap:12px}
.hero__actions{width:100%; display:flex; flex-direction:column; gap:10px; margin-top:2px}
.hero__logo{
  width:min(220px, 70vw);
  margin-top:4px;
  filter:drop-shadow(0 16px 34px rgba(var(--primary-rgb),.12));
}
.hero__headline{
  margin:2px 0 0;
  font-size:26px;
  line-height:1.1;
  letter-spacing:-.02em;
}
.hero__copy{
  margin:0;
  color:var(--muted-color);
  font-size:14.5px;
  line-height:1.45;
}
.hero__meta{display:none}
.meta-chip{
  padding:8px 10px;
  border-radius:999px;
  border:1px solid rgba(var(--primary-rgb),.18);
  background:rgba(255,255,255,.02);
  font-weight:700;
  color:rgba(234,247,255,.92);
  font-size:12.5px;
}
.hint{
  margin:0;
  font-size:12.5px;
  color:rgba(157,181,195,.92);
}

.btn{
  height:var(--tap);
  border-radius:16px;
  padding:0 16px;
  border:1px solid rgba(var(--primary-rgb),.18);
  background:rgba(255,255,255,.02);
  color:var(--text-color);
  font-weight:800;
  letter-spacing:.01em;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  user-select:none;
  -webkit-tap-highlight-color:transparent;
}
.btn:active{transform:translateY(1px)}
.btn:focus-visible{
  outline:0;
  box-shadow:0 0 0 4px var(--focus-ring);
}
.btn--wide{width:100%}
.btn--primary{
  border-color:rgba(var(--primary-rgb),.38);
  background:linear-gradient(180deg, rgba(var(--primary-rgb),.22), rgba(var(--primary-rgb),.10));
  box-shadow:0 18px 40px rgba(var(--primary-rgb),.14);
  color:var(--primary-2);
}
.btn--ghost{
  background:rgba(255,255,255,.01);
  color:rgba(234,247,255,.88);
}

/* PLAYFIELD */
.playfield{
  width:100%;
  flex:1 1 auto;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:12px;
  padding:4px 0;
}

.maze-frame{
  width:min(560px, 100%);
  flex:0 0 auto;
  aspect-ratio:3 / 4;
  max-height:58svh;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:var(--frame-pad);
  border-radius:var(--radius-xl);
  border:1px solid rgba(var(--primary-rgb),.20);
  background:
    linear-gradient(180deg, rgba(9,16,25,.72), rgba(12,22,33,.62));
  box-shadow:0 22px 70px rgba(0,0,0,.6);
  position:relative;
  overflow:hidden;
}

.maze-frame::before{
  content:"";
  position:absolute;
  inset:8px;
  border-radius:calc(var(--radius-xl) - 10px);
  border:1px dashed rgba(var(--primary-rgb),.18);
  pointer-events:none;
}

/* (removed) film strip perforations */
.maze-frame::after{content:none}

.maze-canvas{
  width:100%;
  height:100%;
  display:block;
  border-radius:18px;
  background:
    radial-gradient(900px 500px at 25% 15%, rgba(var(--primary-rgb),.08), transparent 55%),
    radial-gradient(650px 500px at 80% 65%, rgba(var(--success-rgb),.06), transparent 60%),
    rgba(255,255,255,.01);
  touch-action:none;
}

.actionbar{
  width:min(560px, 100%);
  display:flex;
  align-items:center;
  justify-content:center;
  gap:12px;
  padding:10px 10px;
  border-radius:var(--radius-xl);
  border:1px solid rgba(var(--primary-rgb),.16);
  background:linear-gradient(180deg, rgba(12,22,33,.70), rgba(9,16,25,.58));
  box-shadow:0 16px 55px rgba(0,0,0,.5);
}
.subhud__btn{
  height:40px;
  padding:0 12px;
  border-radius:999px;
  border:1px solid rgba(var(--primary-rgb),.22);
  background:rgba(255,255,255,.02);
  color:var(--text-color);
  font-weight:850;
}
.subhud__btn:active{transform:translateY(1px)}

.controls{
  width:min(560px, 100%);
  padding:14px;
  border-radius:var(--radius-xl);
  border:1px solid rgba(var(--primary-rgb),.16);
  background:linear-gradient(180deg, rgba(12,22,33,.72), rgba(9,16,25,.58));
  box-shadow:0 18px 60px rgba(0,0,0,.55);
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:12px;
  margin-top:0;
  margin-bottom:6px;
}

/* Single D-pad cluster (plus shape) */
.dpad-cluster{
  position:relative;
  width:240px;
  height:184px;
  display:block;
}
.dpad-cluster .dpad{position:absolute}
.dpad-cluster .dpad--up{left:50%; top:0; transform:translateX(-50%)}
.dpad-cluster .dpad--down{left:50%; bottom:0; transform:translateX(-50%)}
.dpad-cluster .dpad--left{left:0; top:50%; transform:translateY(-50%)}
.dpad-cluster .dpad--right{right:0; top:50%; transform:translateY(-50%)}
.dpad{
  width:76px;
  height:76px;
  border-radius:20px;
  border:0;
  background:transparent;
  display:flex;
  align-items:center;
  justify-content:center;
  user-select:none;
  -webkit-tap-highlight-color:transparent;
  position:relative;
}
.dpad:active{filter:brightness(1.06)}

/* Remove old row layout (no longer used) */
.controls__row{display:none}

/* Hollow arrow-outline (no filled icon inside) */
.dpad::before{
  content:"";
  position:absolute;
  inset:0;
  border-radius:20px;
  background:
    radial-gradient(120px 120px at 35% 30%, rgba(var(--primary2-rgb), .18), transparent 55%),
    radial-gradient(140px 120px at 60% 70%, rgba(var(--primary-rgb), .12), transparent 60%),
    rgba(var(--primary-rgb), .06);
  box-shadow:
    0 18px 60px rgba(0,0,0,.35),
    0 0 0 1px rgba(var(--primary-rgb), .18) inset,
    0 14px 30px rgba(var(--primary-rgb), .12);
  border:2px solid rgba(var(--primary-rgb), .38);
  clip-path:polygon(
    50% 8%,
    86% 34%,
    64% 34%,
    64% 80%,
    36% 80%,
    36% 34%,
    14% 34%
  );
}
.dpad::after{
  content:"";
  position:absolute;
  inset:4px;
  border-radius:16px;
  border:2px solid rgba(var(--primary2-rgb), .75);
  clip-path:polygon(
    50% 11%,
    84% 34%,
    62% 34%,
    62% 78%,
    38% 78%,
    38% 34%,
    16% 34%
  );
}
.dpad:active::before{
  box-shadow:
    0 16px 56px rgba(0,0,0,.35),
    0 0 0 1px rgba(var(--primary-rgb), .22) inset,
    0 18px 34px rgba(var(--primary-rgb), .18);
}
.dpad--right::before,
.dpad--right::after{transform:rotate(90deg)}
.dpad--down::before,
.dpad--down::after{transform:rotate(180deg)}
.dpad--left::before,
.dpad--left::after{transform:rotate(270deg)}

/* QUIZ */
.quiz{display:flex; flex-direction:column; gap:12px}
.quiz__top{display:flex; align-items:flex-end; justify-content:space-between; gap:12px}
.quiz__title{font-weight:950; letter-spacing:-.02em; font-size:20px}
.quiz__meta{
  padding:9px 10px;
  border-radius:999px;
  border:1px solid rgba(var(--primary-rgb),.18);
  background:rgba(var(--primary-rgb),.06);
  color:rgba(234,247,255,.88);
  font-weight:850;
  font-size:12px;
}
.quiz__q{
  font-size:16px;
  line-height:1.35;
  font-weight:850;
  letter-spacing:-.01em;
}
.quiz__choices{display:flex; flex-direction:column; gap:10px}
.choice{
  min-height:52px;
  padding:12px 12px;
  border-radius:16px;
  border:1px solid rgba(var(--primary-rgb),.18);
  background:rgba(255,255,255,.015);
  color:rgba(234,247,255,.92);
  font-weight:850;
  text-align:left;
}
.choice:active{transform:translateY(1px)}
.choice--selected{border-color:rgba(var(--primary-rgb),.42); background:rgba(var(--primary-rgb),.10)}
.choice--correct{border-color:rgba(55,240,177,.48); background:rgba(55,240,177,.10)}
.choice--wrong{border-color:rgba(255,95,126,.48); background:rgba(255,95,126,.08)}
.quiz__bottom{display:flex; flex-direction:column; gap:10px; margin-top:2px}
.quiz__note{color:rgba(157,181,195,.92); font-size:12.5px; line-height:1.35}

/* WIN TICKET */
.ticket{
  width:min(560px, 100%);
  border-radius:var(--radius-xl);
  border:1px solid rgba(var(--primary-rgb),.20);
  background:linear-gradient(180deg, rgba(12,22,33,.82), rgba(9,16,25,.66));
  box-shadow:0 26px 80px rgba(0,0,0,.65);
  padding:18px;
  position:relative;
  overflow:hidden;
}
.ticket__top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.ticket__logo{
  width:72px; height:72px;
  border-radius:20px;
  border:1px solid rgba(var(--primary-rgb),.22);
  background:rgba(255,255,255,.02);
  padding:10px;
  box-shadow:0 18px 40px rgba(var(--primary-rgb),.10);
}
.ticket__badge{
  padding:10px 12px;
  border-radius:999px;
  border:1px solid rgba(55,240,177,.22);
  background:rgba(55,240,177,.08);
  color:rgba(181,255,234,.95);
  font-weight:900;
  letter-spacing:.08em;
  font-size:12px;
}
.ticket__title{
  margin:14px 0 6px;
  font-size:28px;
  font-weight:950;
  letter-spacing:-.02em;
}
.ticket__body{display:flex; flex-direction:column; gap:12px}
.ticket__copy{
  margin:0;
  color:rgba(234,247,255,.88);
  line-height:1.5;
  font-size:14.5px;
}
.ticket__cut{
  position:absolute;
  left:0; right:0;
  top:120px;
  height:0;
  border-top:2px dashed rgba(var(--primary-rgb),.22);
  opacity:.55;
}

/* MODAL */
.modal{
  position:fixed;
  inset:0;
  display:none;
  align-items:flex-end;
  justify-content:center;
  padding:12px 12px calc(12px + var(--safe-bottom));
}
.modal--open{display:flex}
.modal__backdrop{
  position:absolute;
  inset:0;
  background:rgba(0,0,0,.62);
  backdrop-filter:blur(6px);
}
.modal__sheet{
  position:relative;
  width:min(560px, 100%);
  border-radius:22px;
  border:1px solid rgba(var(--primary-rgb),.20);
  background:linear-gradient(180deg, rgba(12,22,33,.92), rgba(9,16,25,.82));
  box-shadow:0 30px 100px rgba(0,0,0,.75);
  padding:16px;
}
.modal__title{
  font-size:18px;
  font-weight:950;
  letter-spacing:-.01em;
}
.modal__text{
  margin-top:8px;
  color:rgba(234,247,255,.88);
  line-height:1.5;
  font-size:14.5px;
}
.modal__actions{margin-top:14px}

@media (min-width: 520px){
  .hero__headline{font-size:30px}
  .ticket__title{font-size:32px}
}