:root{
  --bg:#0F172A;
  --bg-deep:#070B16;
  --muted:#1F1829;
  --fg:#FFFFFF;
  --fg-dim:#A9B4C7;
  --primary:#DC2626;
  --primary-soft:rgba(220,38,38,.18);
  --secondary:#2563EB;
  --accent:#22C55E;
  --warn:#F59E0B;
  --border:rgba(255,255,255,.08);
  --glass:rgba(255,255,255,.05);
  --radius:16px;
  --font-ar:'IBM Plex Sans Arabic',system-ui,sans-serif;
  --font-pixel:'Press Start 2P',monospace;
  --font-mono:'VT323','Courier New',monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  background:var(--bg-deep);
  color:var(--fg);
  font-family:var(--font-ar);
  overflow:hidden;
  -webkit-tap-highlight-color:transparent;
}
#app{position:fixed;inset:0;overflow:hidden}
#game{position:absolute;inset:0;width:100%;height:100%;display:block}
.scanlines{
  position:absolute;inset:0;pointer-events:none;z-index:3;
  background:repeating-linear-gradient(to bottom,rgba(0,0,0,.16) 0 1px,transparent 1px 3px);
  opacity:.35;mix-blend-mode:multiply;
}
.vignette{
  position:absolute;inset:0;pointer-events:none;z-index:2;
  box-shadow:inset 0 0 180px rgba(0,0,0,.75);
}

.hud{
  position:absolute;top:0;left:0;right:0;z-index:5;
  display:flex;align-items:flex-start;justify-content:space-between;
  gap:12px;padding:14px 18px;
  background:linear-gradient(to bottom,rgba(7,11,22,.85),rgba(7,11,22,0));
  pointer-events:none;
}
.hud-left,.hud-right{display:flex;gap:10px;align-items:flex-start}
.stat{
  display:flex;flex-direction:column;gap:2px;
  padding:8px 12px;border-radius:12px;
  background:var(--glass);border:1px solid var(--border);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  min-width:78px;
}
.stat.align-end{align-items:flex-end}
.stat-label{font-size:10px;letter-spacing:.12em;color:var(--fg-dim);text-transform:uppercase}
.stat-value{font-family:var(--font-mono);font-size:26px;line-height:1;color:var(--fg)}
.stat-value small{font-size:12px;color:var(--fg-dim);margin-inline-start:4px}
.stat-value.accent{color:var(--accent)}
.hud .icon-btn{pointer-events:auto}
.icon-btn{
  width:42px;height:42px;flex:0 0 auto;display:grid;place-items:center;
  border-radius:12px;border:1px solid var(--border);background:var(--glass);
  color:var(--fg);cursor:pointer;backdrop-filter:blur(12px);
  transition:transform .2s ease,background .2s ease,color .2s ease;
}
.icon-btn:hover{transform:translateY(-2px);background:rgba(255,255,255,.1)}
.icon-btn.muted{color:var(--primary);background:var(--primary-soft)}
.icon-btn svg,.btn svg,.pad svg,.card svg,.badge svg{width:18px;height:18px;stroke-width:1.75}
.speedbar{
  position:absolute;top:0;left:0;right:0;height:3px;z-index:6;
  background:rgba(255,255,255,.07);
}
.speedbar-fill{
  height:100%;width:0%;
  background:linear-gradient(90deg,var(--accent),var(--warn) 60%,var(--primary));
  transition:width .18s linear;
}

.overlay{
  position:absolute;inset:0;z-index:10;display:grid;place-items:center;
  padding:22px;overflow-y:auto;
  background:radial-gradient(120% 90% at 50% 0%,rgba(15,23,42,.72),rgba(7,11,22,.94));
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  animation:fadeIn .25s ease both;
}
.overlay.hidden{display:none}
.panel{
  width:min(720px,100%);padding:34px 30px 28px;
  border-radius:22px;text-align:center;
  background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));
  border:1px solid var(--border);
  box-shadow:0 30px 80px rgba(0,0,0,.6),inset 0 1px 0 rgba(255,255,255,.06);
  animation:fadeUp .45s ease both;
}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;font-size:12px;
  background:var(--primary-soft);border:1px solid rgba(220,38,38,.35);
  color:#FFC9C9;
}
.title{
  font-family:var(--font-pixel);font-size:clamp(20px,4.6vw,40px);
  line-height:1.5;margin:20px 0 12px;letter-spacing:-.02em;
  text-shadow:0 0 26px rgba(37,99,235,.55);
}
.title .red{color:var(--primary);text-shadow:0 0 26px rgba(220,38,38,.7)}
.tagline{color:var(--fg-dim);font-size:15px;line-height:1.9;max-width:52ch;margin:0 auto}
.cards{display:grid;gap:12px;grid-template-columns:repeat(3,1fr);margin:24px 0 22px}
.card{
  display:flex;flex-direction:column;gap:8px;align-items:center;text-align:center;
  padding:16px 12px;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--border);
  transition:transform .25s ease,border-color .25s ease,background .25s ease;
}
.card:hover{transform:translateY(-3px);border-color:rgba(37,99,235,.5);background:rgba(37,99,235,.1)}
.card svg{width:22px;height:22px;color:var(--secondary)}
.card strong{font-size:14px}
.card span{font-size:12.5px;color:var(--fg-dim);line-height:1.7}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 22px;border-radius:14px;border:1px solid transparent;
  font-family:var(--font-ar);font-size:15px;font-weight:600;color:var(--fg);
  cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
}
.btn svg{width:18px;height:18px}
.btn.primary{
  background:linear-gradient(180deg,#EF4444,var(--primary));
  box-shadow:0 12px 30px rgba(220,38,38,.35),inset 0 1px 0 rgba(255,255,255,.25);
}
.btn.primary:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(220,38,38,.45)}
.btn.ghost{background:var(--glass);border-color:var(--border);color:var(--fg-dim)}
.btn.ghost:hover{transform:translateY(-2px);color:var(--fg);background:rgba(255,255,255,.1)}
.btn.big{padding:16px 34px;font-size:16px}
.btn:focus-visible,.pad:focus-visible,.icon-btn:focus-visible{outline:2px solid var(--secondary);outline-offset:3px}
.hint{margin-top:14px;font-size:12px;color:#6C7A93}
.best-line{margin-top:10px;font-size:13px;color:var(--fg-dim)}
.best-line b{font-family:var(--font-mono);font-size:19px;color:var(--accent)}

.touch-controls{position:absolute;inset:auto 0 0 0;z-index:7;display:none;justify-content:space-between;padding:0 20px 22px}
.pad{
  width:78px;height:78px;display:grid;place-items:center;border-radius:50%;
  background:rgba(15,23,42,.55);border:1px solid var(--border);color:var(--fg);
  backdrop-filter:blur(10px);cursor:pointer;transition:transform .15s ease,background .15s ease;
  touch-action:none;
}
.pad svg{width:30px;height:30px}
.pad:active,.pad.on{transform:scale(.94);background:rgba(37,99,235,.35)}
.toast{
  position:absolute;left:50%;bottom:22px;transform:translateX(-50%) translateY(20px);
  z-index:20;padding:11px 18px;border-radius:12px;font-size:13.5px;
  background:rgba(15,23,42,.92);border:1px solid var(--border);color:var(--fg);
  opacity:0;pointer-events:none;transition:opacity .25s ease,transform .25s ease;
  backdrop-filter:blur(12px);
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ==== Error console window ==== */
.console{
  width:min(760px,100%);border-radius:14px;overflow:hidden;
  background:#0B0F1A;border:1px solid rgba(220,38,38,.45);
  box-shadow:0 40px 90px rgba(0,0,0,.7),0 0 0 1px rgba(0,0,0,.5),0 0 60px rgba(220,38,38,.22);
  animation:shakeIn .45s cubic-bezier(.36,.07,.19,.97) both;
  direction:ltr;text-align:left;
}
.console-bar{
  display:flex;align-items:center;gap:8px;padding:10px 14px;
  background:linear-gradient(180deg,#1a2033,#141a2b);border-bottom:1px solid rgba(255,255,255,.07);
}
.dot{width:11px;height:11px;border-radius:50%;flex:0 0 auto}
.dot.red{background:#EF4444}.dot.amber{background:#F59E0B}.dot.green{background:#22C55E}
.console-title{margin-inline-start:10px;font-size:12px;color:#8b97ad;font-family:var(--font-ar)}
.console-count{
  margin-inline-start:auto;display:inline-flex;align-items:center;gap:6px;
  font-size:11.5px;font-family:var(--font-ar);color:#FCA5A5;
  background:rgba(220,38,38,.16);border:1px solid rgba(220,38,38,.4);
  padding:4px 10px;border-radius:999px;
}
.console-count svg{width:14px;height:14px}
.console-body{padding:20px 20px 16px;font-family:var(--font-mono)}
.err-line{font-size:23px;line-height:1.45;color:#F87171;word-break:break-word}
.err-head{
  font-size:clamp(22px,3.4vw,34px);font-weight:400;color:#FF4D4D;
  text-shadow:0 0 18px rgba(239,68,68,.45);padding-bottom:10px;
  border-bottom:1px dashed rgba(239,68,68,.3);margin-bottom:10px;
}
.err-sub{color:#FCA5A5;font-size:19px}
.err-line.dim{color:#64748B;font-size:17px;white-space:pre-wrap}
.err-meta{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:16px;
  font-family:var(--font-ar);direction:rtl;
}
.err-meta span{
  font-size:12.5px;color:var(--fg-dim);padding:7px 12px;border-radius:10px;
  background:rgba(255,255,255,.04);border:1px solid var(--border);
}
.err-meta b{font-family:var(--font-mono);font-size:17px;color:#fff;margin-inline-start:5px}
.console-foot{
  display:flex;flex-wrap:wrap;gap:10px;padding:14px 20px 18px;
  background:rgba(255,255,255,.02);border-top:1px solid rgba(255,255,255,.06);
  direction:rtl;
}

@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes fadeUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
@keyframes shakeIn{
  10%,90%{transform:translateX(-2px)}
  20%,80%{transform:translateX(4px)}
  30%,50%,70%{transform:translateX(-7px)}
  40%,60%{transform:translateX(7px)}
  100%{transform:translateX(0)}
}
@keyframes pulse{0%,100%{opacity:.55}50%{opacity:1}}
.crash-flash{
  position:absolute;inset:0;z-index:8;pointer-events:none;background:rgba(220,38,38,.35);
  animation:crashFade .45s ease-out forwards;
}
@keyframes crashFade{from{opacity:1}to{opacity:0}}
@media (max-width:820px){
  .cards{grid-template-columns:1fr}
  .hud{padding:10px 12px;gap:8px}
  .stat{padding:6px 9px;min-width:64px}
  .stat-value{font-size:20px}
  .panel{padding:26px 18px 22px}
  .touch-controls{display:flex}
  .hint{display:none}
}
@media (max-width:420px){
  .hud-left .stat:nth-child(2){display:none}
  .console-body{padding:16px 14px 12px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
}

/* mute icon swap */
#muteBtn svg + svg{display:none}
#muteBtn.muted svg{display:none}
#muteBtn.muted svg + svg{display:block}