:root{
  --bg:#06122a;
  --panel:rgba(5,12,28,.78);
  --panel2:rgba(10,20,44,.84);
  --line:rgba(80,220,255,.25);
  --cyan:#4bdcff;
  --gold:#ffd86b;
  --pink:#ff5cc8;
  --green:#72ffc4;
  --purple:#b277ff;
  --red:#ff5f84;
  --text:#f6fbff;
  --muted:rgba(246,251,255,.74);
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%;margin:0;overflow:hidden;background:var(--bg);color:var(--text);touch-action:none}
body{
  background:
    radial-gradient(circle at 20% 15%, rgba(75,220,255,.17), transparent 32%),
    radial-gradient(circle at 75% 10%, rgba(255,92,200,.14), transparent 35%),
    linear-gradient(180deg,#041024,#06122a 62%,#030713);
}
button{
  border:1px solid rgba(255,255,255,.15);
  border-radius:15px;
  min-height:44px;
  padding:10px 14px;
  background:linear-gradient(180deg,rgba(75,220,255,.18),rgba(255,92,200,.10));
  color:var(--text);
  font-weight:1000;
  cursor:pointer;
  box-shadow:0 12px 30px rgba(0,0,0,.26), inset 0 0 18px rgba(255,255,255,.03);
}
button.primary{
  border-color:rgba(255,255,255,.38);
  color:#051225;
  background:linear-gradient(90deg,var(--cyan),#80f5ff,var(--gold));
}
button:active{transform:translateY(1px) scale(.99)}
.game-shell{position:fixed;inset:0;overflow:hidden;isolation:isolate}
#gameCanvas{display:block;width:100%;height:100%;background:#06122a}
.glass{
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(8,16,38,.80),rgba(4,9,22,.66));
  backdrop-filter:blur(14px);
  box-shadow:0 16px 50px rgba(0,0,0,.36), inset 0 0 0 1px rgba(255,255,255,.035);
}
.hud{
  position:absolute;
  top:12px;left:12px;right:12px;
  z-index:10;
  display:grid;
  grid-template-columns:minmax(330px,1.1fr) minmax(370px,.9fr);
  gap:12px;
  pointer-events:none;
}
.title-panel,.stat-panel,.mission-panel{border-radius:22px;padding:14px 16px}
.eyebrow{color:var(--cyan);font-size:11px;font-weight:1000;letter-spacing:.16em;text-transform:uppercase}
.title-panel h1{font-size:28px;line-height:1;margin:4px 0 5px;text-transform:uppercase}
.title-panel p{font-size:13px;color:var(--muted);font-weight:800;margin:0}
.stat-panel{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.stat-panel div{
  border:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.04);
  border-radius:16px;
  padding:9px 10px;
}
.stat-panel span{display:block;color:var(--muted);font-size:10px;font-weight:1000;letter-spacing:.09em;text-transform:uppercase}
.stat-panel b{display:block;color:var(--gold);font-size:18px;line-height:1.1;margin-top:2px}
.mission-panel{
  position:absolute;
  top:178px;left:12px;
  z-index:10;
  width:min(420px,calc(100vw - 24px));
  pointer-events:none;
}
.mission-head{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:7px}
.mission-head span,.mission-head strong{font-size:12px;font-weight:1000;letter-spacing:.10em;text-transform:uppercase;color:var(--gold)}
.mission-panel p{margin:6px 0;color:var(--muted);font-weight:780;font-size:13px;line-height:1.3}
.progress{height:13px;border-radius:999px;background:rgba(255,255,255,.10);overflow:hidden;margin:10px 0}
.progress>div{height:100%;width:0%;border-radius:999px;background:linear-gradient(90deg,var(--cyan),var(--gold),var(--pink));box-shadow:0 0 24px rgba(75,220,255,.45)}
.top-actions{
  position:absolute;
  top:12px;right:12px;
  z-index:14;
  display:flex;
  gap:8px;
}
.mobile-controls{
  position:absolute;
  left:12px;right:12px;bottom:12px;
  z-index:15;
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  pointer-events:none;
}
.mobile-controls button{pointer-events:auto;min-width:58px;min-height:54px}
.move-pad,.action-pad{display:flex;gap:8px;flex-wrap:wrap}
.action-pad{justify-content:flex-end}
.toast{
  position:absolute;
  left:50%;
  bottom:92px;
  transform:translateX(-50%);
  z-index:20;
  min-width:min(520px,calc(100vw - 30px));
  pointer-events:none;
  text-align:center;
  font-weight:1000;
  color:#051225;
  background:linear-gradient(90deg,var(--cyan),var(--gold));
  border-radius:999px;
  padding:10px 16px;
  opacity:0;
  transition:.25s ease;
  box-shadow:0 18px 50px rgba(0,0,0,.35);
}
.toast.active{opacity:1;bottom:110px}
.overlay,.quiz-panel{
  position:absolute;inset:0;
  display:none;
  align-items:center;
  justify-content:center;
  padding:20px;
  z-index:30;
  background:rgba(0,0,0,.50);
  backdrop-filter:blur(8px);
}
.overlay.active,.quiz-panel.active{display:flex}
.overlay-card,.quiz-card{
  width:min(760px,100%);
  border:1px solid rgba(75,220,255,.30);
  background:linear-gradient(180deg,rgba(8,18,42,.97),rgba(4,9,22,.93));
  border-radius:30px;
  padding:24px;
  text-align:center;
  box-shadow:0 20px 70px rgba(0,0,0,.48);
}
.lab-orb{
  width:108px;height:108px;border-radius:50%;
  margin:0 auto 12px;
  background:radial-gradient(circle at 38% 35%,#fff 0 14%,#ffd86b 15% 34%,#4bdcff 35% 58%,rgba(75,220,255,.22) 59% 100%);
  border:4px solid rgba(255,255,255,.82);
  box-shadow:0 0 42px rgba(75,220,255,.45),0 0 90px rgba(255,216,107,.17);
}
.overlay-card h2,.quiz-card h2{font-size:clamp(30px,6vw,58px);line-height:1;margin:4px 0 12px;text-transform:uppercase}
.overlay-card p,.quiz-card p{max-width:640px;margin:0 auto 16px;color:var(--muted);line-height:1.5;font-weight:760}
.feature-row,.button-row{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.feature-row{margin:14px 0 20px}
.feature-row span{padding:7px 10px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);font-size:11px;font-weight:1000;letter-spacing:.08em;text-transform:uppercase}
.button-row button{min-width:150px}
.control-note{font-size:12px!important;margin-top:18px!important;color:rgba(246,251,255,.65)!important}
.quiz-answers{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px}
.quiz-answers button{
  min-height:66px;
  text-align:left;
  background:rgba(255,255,255,.06);
  border-color:rgba(75,220,255,.20);
}
@media(max-width:980px){
  .hud{grid-template-columns:1fr}
  .stat-panel{grid-template-columns:repeat(6,1fr)}
  .mission-panel{top:244px}
}
@media(max-width:720px){
  .hud{top:8px;left:8px;right:8px;gap:8px}
  .title-panel,.stat-panel,.mission-panel{padding:10px 11px;border-radius:18px}
  .title-panel h1{font-size:21px}
  .stat-panel{grid-template-columns:repeat(3,1fr);gap:6px}
  .stat-panel div{padding:7px 8px;border-radius:13px}
  .stat-panel b{font-size:15px}
  .mission-panel{top:238px;left:8px;width:min(310px,calc(100vw - 16px))}
  .top-actions{top:auto;right:8px;bottom:78px}
  .top-actions button{min-height:38px;padding:8px 10px;font-size:12px}
  .mobile-controls{left:8px;right:8px;bottom:8px}
  .mobile-controls button{min-width:50px;min-height:48px;padding:8px 10px}
  .overlay,.quiz-panel{align-items:flex-end;padding:12px}
  .overlay-card,.quiz-card{border-radius:24px;padding:18px 14px 16px}
  .quiz-answers{grid-template-columns:1fr}
}
@media(max-height:560px) and (orientation:landscape){
  .title-panel{display:none}
  .hud{width:min(720px,66vw);right:auto;top:6px;left:6px;grid-template-columns:1fr}
  .stat-panel{grid-template-columns:repeat(6,1fr);gap:5px;padding:8px;border-radius:14px}
  .stat-panel div{padding:5px;border-radius:10px}
  .stat-panel span{font-size:8px}
  .stat-panel b{font-size:12px}
  .mission-panel{top:auto;bottom:8px;left:6px;width:340px;padding:8px;border-radius:14px}
  .mission-panel p{font-size:11px}
  .top-actions{top:6px;right:6px;bottom:auto}
  .mobile-controls button{min-height:40px}
  .overlay,.quiz-panel{align-items:center}
}