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

:root {
  --red: #e23b3b;
  --red-soft: #ff5d5d;
  --amber: #ffb13b;
  --ink: #0a0c10;
  --panel: #12161f;
  --line: #2a3340;
  --txt: #d7e0ec;
  --dim: #7c8aa0;
}

html, body {
  height: 100%;
  background: #05070a;
  color: var(--txt);
  font-family: 'Rajdhani', sans-serif;
  overflow: hidden;
  -webkit-user-select: none;
  user-select: none;
  touch-action: none;
}

#app {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

#app canvas {
  display: block;
  width: 100%;
  height: 100%;
}
#app { cursor: none; }

.hidden { display: none !important; }

/* ---------- 3D reticle ---------- */
#reticle {
  position: absolute;
  width: 48px;
  height: 48px;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 5;
  filter: drop-shadow(0 0 4px rgba(0,0,0,.7));
}
#reticle line { stroke: rgba(255,255,255,.9); stroke-width: 4; stroke-linecap: round; }
#reticle .ring { fill: none; stroke: rgba(255,255,255,.55); stroke-width: 3; }
#reticle .dot { fill: rgba(58,209,127,.95); }
#reticle.reload line, #reticle.reload .ring { stroke: rgba(255,90,90,.95); }
#reticle.reload .dot { fill: rgba(255,90,90,.95); }
#reticle.hot line, #reticle.hot .ring { stroke: rgba(58,209,127,.95); }

/* ---------- HUD ---------- */
#hud {
  position: absolute;
  inset: 0;
  pointer-events: none;
  font-family: 'Share Tech Mono', monospace;
}

.hud-row {
  position: absolute;
  left: 0; right: 0;
  display: flex;
  gap: 14px;
  padding: 16px 20px;
}
.hud-row.top { top: 0; }
.hud-row.bottom { bottom: 0; align-items: flex-end; justify-content: space-between; }

.hud-box {
  background: rgba(10, 13, 18, 0.72);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 6px 14px;
  min-width: 78px;
  backdrop-filter: blur(4px);
}

.hud-label {
  display: block;
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--dim);
}
.hud-val {
  display: block;
  font-size: 22px;
  font-weight: 700;
  color: var(--txt);
  line-height: 1.1;
}
.combo-box .hud-val { color: var(--amber); }

.lives { display: flex; gap: 5px; margin-top: 4px; }
.life-dot {
  width: 14px; height: 14px; border-radius: 3px;
  background: var(--red);
  box-shadow: 0 0 8px rgba(226,59,59,.6);
}
.life-dot.dead { background: #2a3340; box-shadow: none; }

.ammo-wrap {
  background: rgba(10, 13, 18, 0.72);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 14px;
  backdrop-filter: blur(4px);
}
.ammo-pips { display: flex; gap: 4px; margin-top: 5px; }
.pip {
  width: 7px; height: 20px; border-radius: 2px;
  background: var(--amber);
  box-shadow: 0 0 6px rgba(255,177,59,.5);
}
.pip.spent { background: #333c49; box-shadow: none; }
.reload-text { color: var(--red-soft); font-size: 13px; letter-spacing: 2px; }

.hint {
  color: var(--dim);
  font-size: 12px;
  letter-spacing: 1px;
  background: rgba(10, 13, 18, 0.6);
  padding: 6px 12px;
  border-radius: 6px;
}

/* ---------- Overlays ---------- */
.overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 50% 40%, rgba(20,26,36,.85), rgba(3,5,8,.96));
  z-index: 10;
}

.panel {
  width: min(520px, 90vw);
  background: linear-gradient(180deg, #141a24, #0c1016);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 34px 34px 26px;
  text-align: center;
  box-shadow: 0 30px 80px rgba(0,0,0,.6);
}

.logo {
  font-size: 64px;
  font-weight: 700;
  letter-spacing: 10px;
  color: #fff;
  text-shadow: 0 0 24px rgba(226,59,59,.55);
}
.logo.small { font-size: 40px; color: var(--red-soft); }
.tag3d {
  font-size: 24px;
  vertical-align: super;
  color: var(--amber);
  letter-spacing: 2px;
  margin-left: 6px;
  text-shadow: 0 0 14px rgba(255,177,59,.6);
}
.sub {
  font-family: 'Share Tech Mono', monospace;
  color: var(--dim);
  letter-spacing: 4px;
  font-size: 13px;
  margin-top: 4px;
}
.brief {
  margin: 22px 0 16px;
  font-size: 16px;
  line-height: 1.5;
  color: var(--txt);
}
.brief b { color: var(--red-soft); }

.rules {
  list-style: none;
  text-align: left;
  margin: 0 auto 24px;
  max-width: 360px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 13px;
  color: var(--dim);
}
.rules li { padding: 4px 0 4px 18px; position: relative; }
.rules li::before {
  content: '›'; position: absolute; left: 0; color: var(--red);
}
.rules b { color: var(--txt); }

.btn {
  font-family: 'Rajdhani', sans-serif;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 3px;
  color: #fff;
  background: linear-gradient(180deg, var(--red-soft), var(--red));
  border: none;
  border-radius: 10px;
  padding: 14px 38px;
  cursor: pointer;
  transition: transform .08s ease, box-shadow .15s ease;
  box-shadow: 0 8px 24px rgba(226,59,59,.4);
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(226,59,59,.55); }
.btn:active { transform: translateY(0); }

.footer {
  margin-top: 18px;
  font-size: 11px;
  letter-spacing: 1px;
  color: #4a5568;
}

.stats {
  display: flex;
  justify-content: center;
  gap: 28px;
  margin: 24px 0 26px;
  font-family: 'Share Tech Mono', monospace;
}
.stats .hud-val { font-size: 30px; color: var(--amber); }

@media (max-width: 560px) {
  .logo { font-size: 48px; letter-spacing: 6px; }
  .hint { display: none; }
  .hud-val { font-size: 18px; }
}