:root{
  --bg:#08070c;
  --panel:#100e18;
  --panel2:#17141f;
  --edge:#2a2536;
  --ink:#f5f3ff;
  --muted:#8a86a3;
  --danger:#ff3b3b;
  --font-d:'Bricolage Grotesque',sans-serif;
  --font-b:'Inter',-apple-system,sans-serif;
  /* per-game accent pair, overridden per page */
  --a1:#00e5ff;
  --a2:#a855f7;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;height:100%;overscroll-behavior:none;}
body{
  background:
    radial-gradient(ellipse 90% 60% at 50% -10%, #1a1428 0%, transparent 60%),
    radial-gradient(ellipse 80% 50% at 100% 110%, #0f1a2e 0%, transparent 55%),
    var(--bg);
  color:var(--ink);
  font-family:var(--font-b);
  min-height:100svh;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
  -webkit-user-select:none; user-select:none;
  -webkit-tap-highlight-color:transparent;
}
#app{
  position:relative;
  width:min(100vw,480px);
  height:min(100svh,860px);
  display:flex;
  flex-direction:column;
}

/* ---------- topbar ---------- */
.topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:18px 20px 6px;
  flex:none;
}
.logo{ font-family:var(--font-d); font-weight:800; font-size:18px; letter-spacing:-.01em; display:flex; align-items:center; gap:8px; text-decoration:none; color:var(--ink); }
.logo .dot{ width:8px; height:8px; border-radius:50%; background:var(--a1); box-shadow:0 0 12px var(--a1); }
.topbar .tbtns{ display:flex; gap:8px; }
.topbar button, .topbar a.iconbtn{
  background:var(--panel2); border:1px solid var(--edge); color:var(--muted);
  width:32px; height:32px; border-radius:9px; font-size:14px; cursor:pointer;
  display:flex; align-items:center; justify-content:center; text-decoration:none;
}
.topbar button:hover, .topbar a.iconbtn:hover{ color:var(--ink); }

/* ---------- HUD ---------- */
.hud{
  display:flex; justify-content:space-between; align-items:baseline;
  padding:2px 22px 0; flex:none;
}
.hud .stat .k{ font-size:9.5px; letter-spacing:.14em; text-transform:uppercase; color:var(--muted); }
.hud .stat .v{ font-family:var(--font-d); font-weight:700; font-size:22px; margin-top:2px; }
.hud .stat.combo .v{ color:#39ff8a; }
.hud .stat.lives .v{ color:var(--danger); letter-spacing:2px; }

/* ---------- stage ---------- */
.stage{
  position:relative;
  flex:1;
  display:flex;
  align-items:center;
  justify-content:center;
  min-height:0;
}
canvas{ display:block; max-width:100%; max-height:100%; touch-action:none; }

/* ---------- overlays ---------- */
.overlay{
  position:absolute; inset:0;
  display:flex; align-items:center; justify-content:center;
  background:rgba(8,7,12,.86);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
  padding:24px;
  opacity:0; pointer-events:none;
  transition:opacity .3s ease;
  z-index:20;
}
.overlay.show{ opacity:1; pointer-events:auto; }
.panel{
  width:100%; max-width:360px;
  background:var(--panel);
  border:1px solid var(--edge);
  border-radius:22px;
  padding:30px 26px;
  text-align:center;
  max-height:88%;
  overflow-y:auto;
  scrollbar-width:none;
}
.panel::-webkit-scrollbar{ display:none; }
.panel h1{
  font-family:var(--font-d); font-weight:800; font-size:34px; margin:0 0 6px;
  letter-spacing:-.02em;
  background:linear-gradient(135deg, var(--a1), var(--a2));
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.panel h2{ font-family:var(--font-d); font-weight:700; font-size:20px; margin:0 0 4px; color:var(--ink); }
.panel .tagline{ font-size:13px; color:var(--muted); line-height:1.6; margin:0 0 24px; }
.rules{ text-align:left; display:flex; flex-direction:column; gap:10px; margin:0 0 26px; }
.rules .rule{ display:flex; gap:10px; align-items:flex-start; font-size:12.5px; color:var(--muted); line-height:1.5; }
.rules .rule b{ color:var(--ink); font-weight:600; }
.rules .rule .num{
  flex:none; width:20px; height:20px; border-radius:50%; background:var(--panel2); border:1px solid var(--edge);
  display:flex; align-items:center; justify-content:center; font-size:10px; font-weight:700; color:var(--a1); font-family:var(--font-d);
}
.btn{
  width:100%; border:0; border-radius:14px; padding:16px; cursor:pointer;
  font-family:var(--font-d); font-weight:700; font-size:15px; letter-spacing:.02em;
  background:linear-gradient(135deg, var(--a1), var(--a2));
  color:#05070f;
  box-shadow:0 10px 28px -10px color-mix(in srgb, var(--a1) 60%, transparent);
  text-decoration:none; display:inline-flex; align-items:center; justify-content:center;
}
.btn:active{ transform:scale(.98); }
.btn.ghost{
  background:var(--panel2); color:var(--ink); box-shadow:none; border:1px solid var(--edge);
  margin-top:10px;
}
.finalscore{ font-family:var(--font-d); font-weight:800; font-size:56px; margin:6px 0 2px; line-height:1; color:var(--a1); }
.finalrow{ display:flex; justify-content:center; gap:22px; margin:14px 0 22px; flex-wrap:wrap; }
.finalrow .f{ text-align:center; }
.finalrow .f .k{ font-size:9.5px; letter-spacing:.12em; text-transform:uppercase; color:var(--muted); }
.finalrow .f .v{ font-family:var(--font-d); font-weight:700; font-size:18px; margin-top:2px; }

.nameform{ display:flex; gap:8px; margin-bottom:14px; }
.nameform input{
  flex:1; min-width:0; background:var(--panel2); border:1px solid var(--edge); border-radius:10px;
  color:var(--ink); font-family:var(--font-d); font-weight:700; letter-spacing:.08em; text-transform:uppercase;
  padding:12px; font-size:14px; text-align:center; outline:none;
}
.nameform input:focus{ border-color:var(--a1); }
.nameform button{
  flex:none; border:0; border-radius:10px; padding:0 16px; background:#39ff8a; color:#062012;
  font-family:var(--font-d); font-weight:700; font-size:12px; cursor:pointer;
}

.lb-list{ display:flex; flex-direction:column; gap:6px; margin-bottom:8px; text-align:left; }
.lb-row{
  display:flex; align-items:center; gap:10px; padding:9px 12px; border-radius:10px; background:var(--panel2);
  border:1px solid var(--edge);
}
.lb-row .rank{ font-family:var(--font-d); font-weight:800; font-size:13px; color:var(--muted); width:20px; flex:none; }
.lb-row:nth-child(1) .rank{ color:#ffd23f; }
.lb-row:nth-child(2) .rank{ color:#c9c9d6; }
.lb-row:nth-child(3) .rank{ color:#c98a4b; }
.lb-row .nm{ flex:1; font-size:12.5px; font-weight:600; letter-spacing:.04em; }
.lb-row .sc{ font-family:var(--font-d); font-weight:700; font-size:13px; color:var(--a1); }
.lb-empty{ font-size:12px; color:var(--muted); padding:18px 0; }

.hist-list{ display:flex; flex-direction:column; gap:6px; text-align:left; margin-bottom:6px; }
.hist-row{ display:flex; justify-content:space-between; font-size:12px; padding:8px 12px; border-radius:10px; background:var(--panel2); border:1px solid var(--edge); }
.hist-row .d{ color:var(--muted); }
.hist-row .s{ font-family:var(--font-d); font-weight:700; }

.tabs{ display:flex; gap:6px; margin-bottom:16px; }
.tabs button{
  flex:1; background:var(--panel2); border:1px solid var(--edge); color:var(--muted);
  padding:9px; border-radius:10px; font-family:var(--font-b); font-weight:600; font-size:11.5px;
  text-transform:uppercase; letter-spacing:.06em; cursor:pointer;
}
.tabs button.active{ background:var(--a1); color:#05070f; border-color:var(--a1); }

.closeoverlay{
  position:absolute; top:16px; right:16px; width:30px; height:30px; border-radius:9px;
  background:var(--panel2); border:1px solid var(--edge); color:var(--muted); cursor:pointer; font-size:14px;
}

.foot{ text-align:center; font-size:9.5px; letter-spacing:.1em; text-transform:uppercase; color:#4a465c; padding:10px 0 4px; flex:none; }
.foot a{ color:#5c5878; text-decoration:none; }

@media (prefers-reduced-motion:reduce){ * { transition:none !important; animation:none !important; } }