:root{
  --bg:#12071F;
  --panel:#1F0F35;
  --panel-edge:#2E1A4D;
  --pink:#FF3D81;
  --yellow:#FFC93C;
  --cyan:#3DDCFF;
  --text:#F5EFFF;
  --text-dim:#B7A8D6;
  --font-display:'Press Start 2P', monospace;
  --font-body:'Space Grotesk', sans-serif;
}

*{box-sizing:border-box; margin:0; padding:0;}

body{
  background:var(--bg);
  background-image:
    radial-gradient(circle at 15% 10%, rgba(255,61,129,0.12), transparent 40%),
    radial-gradient(circle at 85% 30%, rgba(61,220,255,0.10), transparent 40%);
  color:var(--text);
  font-family:var(--font-body);
  min-height:100vh;
}

a{color:inherit; text-decoration:none;}

/* Marquee header */
.marquee{
  border-bottom:4px solid var(--panel-edge);
  padding:2rem 1.5rem 1.5rem;
  text-align:center;
  position:relative;
  overflow:hidden;
}
.marquee::before{
  content:"";
  position:absolute; inset:0;
  background:repeating-linear-gradient(90deg, var(--yellow) 0 12px, transparent 12px 28px);
  opacity:0.15;
  height:6px;
  top:0;
}
.marquee h1{
  font-family:var(--font-display);
  font-size:clamp(1.1rem, 4vw, 2rem);
  letter-spacing:2px;
  color:var(--yellow);
  text-shadow:0 0 12px rgba(255,201,60,0.5), 3px 3px 0 var(--pink);
}
.marquee p{
  margin-top:0.75rem;
  color:var(--text-dim);
  font-size:0.95rem;
}

/* Coin slot search */
.coin-slot{
  max-width:520px;
  margin:1.5rem auto 0;
  display:flex;
  background:var(--panel);
  border:2px solid var(--panel-edge);
  border-radius:999px;
  padding:0.4rem 0.4rem 0.4rem 1.2rem;
}
.coin-slot input{
  flex:1;
  background:none;
  border:none;
  outline:none;
  color:var(--text);
  font-family:var(--font-body);
  font-size:1rem;
}
.coin-slot input::placeholder{color:var(--text-dim);}
.coin-slot button{
  background:var(--pink);
  color:#1a0510;
  border:none;
  border-radius:999px;
  padding:0.6rem 1.2rem;
  font-weight:700;
  cursor:pointer;
  font-family:var(--font-body);
}

/* Category chips */
.chips{
  display:flex;
  gap:0.6rem;
  flex-wrap:wrap;
  justify-content:center;
  max-width:900px;
  margin:1.5rem auto 0;
  padding:0 1rem;
}
.chip{
  border:2px solid var(--panel-edge);
  background:var(--panel);
  color:var(--text-dim);
  padding:0.4rem 0.9rem;
  border-radius:999px;
  font-size:0.85rem;
  cursor:pointer;
  transition:all 0.15s ease;
}
.chip.active, .chip:hover{
  border-color:var(--cyan);
  color:var(--cyan);
}

/* Cartridge grid */
.grid{
  display:grid;
  grid-template-columns:repeat(auto-fill, minmax(190px, 1fr));
  gap:1.4rem;
  max-width:1100px;
  margin:2.5rem auto;
  padding:0 1.5rem;
}

.cartridge{
  background:var(--panel);
  border:2px solid var(--panel-edge);
  border-radius:10px 10px 6px 6px;
  overflow:hidden;
  position:relative;
  display:block;
  transition:transform 0.15s ease, border-color 0.15s ease;
}
.cartridge:hover{
  transform:translateY(-4px);
  border-color:var(--pink);
}
.cartridge::before{
  content:"";
  display:block;
  height:10px;
  background:repeating-linear-gradient(90deg, var(--panel-edge) 0 6px, var(--bg) 6px 8px);
}
.cart-art{
  height:120px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:2.4rem;
  background:linear-gradient(135deg, rgba(255,61,129,0.18), rgba(61,220,255,0.15));
}
.cart-label{
  padding:0.8rem 0.9rem 1rem;
  border-top:1px dashed var(--panel-edge);
}
.cart-label h3{
  font-size:0.95rem;
  margin-bottom:0.3rem;
}
.cart-label span{
  font-size:0.75rem;
  color:var(--text-dim);
  text-transform:uppercase;
  letter-spacing:1px;
}

footer{
  text-align:center;
  padding:2rem 1rem;
  color:var(--text-dim);
  font-size:0.8rem;
  border-top:2px solid var(--panel-edge);
}

/* Game page */
.game-page{
  max-width:900px;
  margin:0 auto;
  padding:1.5rem;
}
.back-link{
  display:inline-block;
  margin-bottom:1rem;
  color:var(--cyan);
  font-size:0.9rem;
}
.game-frame{
  background:var(--panel);
  border:2px solid var(--panel-edge);
  border-radius:12px;
  padding:1.2rem;
}
.game-frame h2{
  font-family:var(--font-display);
  font-size:1rem;
  color:var(--yellow);
  margin-bottom:1rem;
}
canvas{
  display:block;
  margin:0 auto;
  background:#0A0414;
  border-radius:8px;
  touch-action:none;
}
.score-row{
  display:flex;
  justify-content:space-between;
  margin-bottom:0.8rem;
  font-size:0.9rem;
  color:var(--text-dim);
}
.hint{
  margin-top:1rem;
  font-size:0.85rem;
  color:var(--text-dim);
  text-align:center;
}