/* ==========================================================================
   Ganga Nagar Defenders — HUD & screens
   Direction: dusty desert arcade. Wheat gold + terracotta, alien green as the
   only cold colour, so anything glowing green reads as "not from here".
   ========================================================================== */

:root {
  /* palette */
  --wheat:       #f2b134;
  --wheat-hot:   #ffd166;
  --terracotta:  #c1440e;
  --brick:       #8c2f0d;
  --bone:        #f7f0e2;
  --dust:        #cbb99a;
  --char:        #12100c;
  --char-soft:   rgba(18, 16, 12, 0.72);
  --alien:       #6bff8f;
  --alien-hot:   #b9ffcb;
  --danger:      #ff3b30;

  /* type */
  --font-display: 'Avenir Next Condensed', 'HelveticaNeue-CondensedBold', 'Arial Narrow', Impact, sans-serif;
  --font-ui: 'Avenir Next', 'Helvetica Neue', system-ui, sans-serif;
  --font-num: 'SF Mono', 'JetBrains Mono', Menlo, monospace;

  --text-hero:  clamp(2.6rem, 1rem + 8vw, 8.5rem);
  --text-title: clamp(1.8rem, 0.8rem + 4.4vw, 4.2rem);
  --text-hud:   clamp(0.72rem, 0.62rem + 0.3vw, 0.9rem);

  /* motion */
  --dur-fast: 120ms;
  --dur-norm: 260ms;
  --dur-slow: 620ms;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-snap: cubic-bezier(0.34, 1.56, 0.64, 1);

  --hud-pad: clamp(14px, 2.2vw, 34px);
}

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0; height: 100%;
  background: var(--char);
  color: var(--bone);
  font-family: var(--font-ui);
  overflow: hidden;
  overscroll-behavior: none;
  -webkit-font-smoothing: antialiased;
}

#stage { position: fixed; inset: 0; }
#scene { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }

.hidden { display: none !important; }

/* ==========================================================================
   Full-screen overlays (vignette / damage / grain)
   ========================================================================== */

#vignette, #dmg-flash, #grain { position: absolute; inset: 0; pointer-events: none; }

#vignette {
  box-shadow: inset 0 0 clamp(90px, 16vw, 260px) rgba(0,0,0,0.72);
  opacity: 0.85;
  transition: box-shadow var(--dur-norm) linear;
}
#vignette.hurt { box-shadow: inset 0 0 clamp(120px, 20vw, 320px) rgba(150, 8, 8, 0.9); }

#dmg-flash {
  background: radial-gradient(circle at 50% 55%, rgba(255,40,20,0) 35%, rgba(190,20,10,0.55) 100%);
  opacity: 0;
  transition: opacity 420ms ease-out;
}
#dmg-flash.on { opacity: 1; transition-duration: 40ms; }

#grain {
  opacity: 0.05;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ==========================================================================
   HUD
   ========================================================================== */

#hud { position: absolute; inset: 0; pointer-events: none; font-family: var(--font-display); }

/* ---- crosshair ---- */
#crosshair {
  position: absolute; left: 50%; top: 50%;
  width: 42px; height: 42px; margin: -21px 0 0 -21px;
  --spread: 0px;
}
#crosshair .ch {
  position: absolute; background: var(--bone);
  box-shadow: 0 0 3px rgba(0,0,0,0.9);
  transition: transform 70ms linear, background var(--dur-fast) linear;
}
#crosshair .t, #crosshair .b { left: 50%; width: 2px; height: 8px; margin-left: -1px; }
#crosshair .l, #crosshair .r { top: 50%; height: 2px; width: 8px; margin-top: -1px; }
#crosshair .t { top: 0;  transform: translateY(calc(-1 * var(--spread))); }
#crosshair .b { bottom: 0; transform: translateY(var(--spread)); }
#crosshair .l { left: 0;  transform: translateX(calc(-1 * var(--spread))); }
#crosshair .r { right: 0; transform: translateX(var(--spread)); }
#crosshair .dot {
  left: 50%; top: 50%; width: 2px; height: 2px; margin: -1px 0 0 -1px;
  border-radius: 50%; opacity: 0.85;
}
#crosshair.on-target .ch { background: var(--alien); }

#hitmarker {
  position: absolute; left: 50%; top: 50%;
  width: 26px; height: 26px; margin: -13px 0 0 -13px;
  opacity: 0; transform: scale(1.6) rotate(45deg);
  background:
    linear-gradient(var(--bone), var(--bone)) 50% 0 / 2px 9px no-repeat,
    linear-gradient(var(--bone), var(--bone)) 50% 100% / 2px 9px no-repeat,
    linear-gradient(var(--bone), var(--bone)) 0 50% / 9px 2px no-repeat,
    linear-gradient(var(--bone), var(--bone)) 100% 50% / 9px 2px no-repeat;
}
#hitmarker.pop { animation: hitpop 220ms var(--ease-out); }
#hitmarker.kill { filter: drop-shadow(0 0 6px var(--danger)); }
@keyframes hitpop {
  0%   { opacity: 1; transform: scale(0.6) rotate(45deg); }
  100% { opacity: 0; transform: scale(1.5) rotate(45deg); }
}

/* ---- panels: shared plate ---- */
.plate {
  background: var(--char-soft);
  border: 1px solid rgba(242, 177, 52, 0.28);
  backdrop-filter: blur(6px);
}

#objective-panel {
  position: absolute; top: var(--hud-pad); left: var(--hud-pad);
  padding: 10px 16px 12px; min-width: min(300px, 44vw);
  background: var(--char-soft);
  border-left: 3px solid var(--wheat);
  clip-path: polygon(0 0, 100% 0, calc(100% - 14px) 100%, 0 100%);
}
.level-tag { display: flex; align-items: baseline; gap: 10px; }
#level-num {
  font-size: 0.7rem; letter-spacing: 0.22em; color: var(--wheat);
  font-weight: 700;
}
#level-name {
  font-size: 1.05rem; letter-spacing: 0.06em; text-transform: uppercase;
  font-weight: 700; color: var(--bone);
}
#objective-text {
  font-family: var(--font-ui); font-size: var(--text-hud);
  color: var(--dust); margin: 5px 0 8px; letter-spacing: 0.02em;
}
#objective-bar, #health-bar, #boss-bar {
  height: 5px; background: rgba(0,0,0,0.55); overflow: hidden;
  border-radius: 1px;
}
#objective-fill {
  display: block; height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--wheat), var(--wheat-hot));
  transition: width var(--dur-slow) var(--ease-out);
}

#score-panel {
  position: absolute; top: var(--hud-pad); right: var(--hud-pad);
  text-align: right;
}
#score-value {
  font-size: clamp(1.6rem, 1rem + 2vw, 2.6rem); line-height: 0.9;
  font-weight: 700; color: var(--wheat-hot);
  text-shadow: 0 2px 0 rgba(0,0,0,0.6), 0 0 20px rgba(242,177,52,0.35);
  font-variant-numeric: tabular-nums;
}
#score-value.bump { animation: bump 260ms var(--ease-snap); }
@keyframes bump { 0% { transform: scale(1); } 40% { transform: scale(1.18); } 100% { transform: scale(1); } }
#score-label { font-size: 0.62rem; letter-spacing: 0.3em; color: var(--dust); margin-top: 2px; }
#combo-badge {
  margin-top: 6px; display: inline-block; padding: 3px 9px;
  background: var(--terracotta); color: var(--bone);
  font-size: 0.68rem; letter-spacing: 0.14em; font-weight: 700;
  animation: bump 260ms var(--ease-snap);
}

/* ---- boss ---- */
#boss-panel {
  position: absolute; top: calc(var(--hud-pad) + 4px); left: 50%;
  transform: translateX(-50%); width: min(560px, 68vw); text-align: center;
}
#boss-name {
  font-size: 0.78rem; letter-spacing: 0.24em; color: var(--alien);
  margin-bottom: 6px; text-shadow: 0 0 14px rgba(107,255,143,0.5);
}
#boss-bar { height: 9px; border: 1px solid rgba(107,255,143,0.4); }
#boss-fill {
  display: block; height: 100%; width: 100%;
  background: linear-gradient(90deg, #2fa85a, var(--alien));
  transition: width var(--dur-norm) var(--ease-out);
}
#boss-hint {
  font-family: var(--font-ui); font-size: 0.72rem; color: var(--dust);
  margin-top: 6px; letter-spacing: 0.04em;
}
#boss-panel.vulnerable #boss-hint { color: var(--alien-hot); }

/* ---- health ---- */
#health-panel { position: absolute; bottom: var(--hud-pad); left: var(--hud-pad); width: min(260px, 38vw); }
#health-row { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
#health-icon { width: 22px; height: 22px; fill: var(--terracotta); filter: drop-shadow(0 0 6px rgba(193,68,14,0.5)); }
#health-value {
  font-size: clamp(1.7rem, 1.1rem + 2vw, 2.6rem); line-height: 0.85; font-weight: 700;
  font-variant-numeric: tabular-nums; text-shadow: 0 2px 0 rgba(0,0,0,0.6);
}
#health-bar { height: 7px; }
#health-fill {
  display: block; height: 100%; width: 100%;
  background: linear-gradient(90deg, var(--brick), var(--terracotta), #ef7d3b);
  transition: width var(--dur-norm) var(--ease-out);
}
#health-panel.low #health-icon { animation: pulse 720ms ease-in-out infinite; }
#health-panel.low #health-value { color: var(--danger); }
@keyframes pulse { 0%,100% { transform: scale(1); opacity: 1; } 50% { transform: scale(1.22); opacity: 0.65; } }

/* ---- ammo ---- */
#ammo-panel { position: absolute; bottom: var(--hud-pad); right: var(--hud-pad); text-align: right; }
#ammo-row { display: flex; align-items: baseline; justify-content: flex-end; gap: 4px; font-variant-numeric: tabular-nums; }
#ammo-mag {
  font-size: clamp(1.9rem, 1.2rem + 2.2vw, 3rem); line-height: 0.85; font-weight: 700;
  text-shadow: 0 2px 0 rgba(0,0,0,0.6);
}
#ammo-sep { font-size: 1.1rem; color: var(--dust); opacity: 0.6; }
#ammo-reserve { font-size: 1.15rem; color: var(--dust); }
#ammo-label { font-size: 0.62rem; letter-spacing: 0.3em; color: var(--dust); margin-top: 3px; }
#ammo-panel.empty #ammo-mag { color: var(--danger); animation: pulse 480ms ease-in-out infinite; }
#reload-tag {
  margin-top: 5px; font-size: 0.7rem; letter-spacing: 0.2em; color: var(--wheat);
}

/* ---- toast + floating combat text ---- */
#toast {
  position: absolute; left: 50%; top: 26%; transform: translateX(-50%);
  font-size: clamp(1.1rem, 0.8rem + 1.4vw, 2rem); letter-spacing: 0.12em;
  color: var(--wheat-hot); text-shadow: 0 3px 0 rgba(0,0,0,0.7), 0 0 26px rgba(242,177,52,0.5);
  opacity: 0; text-align: center; white-space: nowrap;
}
#toast.show { animation: toastIn 2000ms var(--ease-out); }
@keyframes toastIn {
  0%   { opacity: 0; transform: translate(-50%, 14px) scale(0.94); }
  12%  { opacity: 1; transform: translate(-50%, 0) scale(1); }
  78%  { opacity: 1; }
  100% { opacity: 0; transform: translate(-50%, -10px); }
}

#floaters { position: absolute; inset: 0; }
.floater {
  position: absolute; font-size: 0.95rem; font-weight: 700; letter-spacing: 0.05em;
  color: var(--wheat-hot); text-shadow: 0 2px 3px rgba(0,0,0,0.85);
  animation: floatUp 900ms var(--ease-out) forwards; will-change: transform, opacity;
}
.floater.crit { color: var(--danger); font-size: 1.3rem; }
.floater.heal { color: var(--alien); }
@keyframes floatUp {
  0%   { opacity: 0; transform: translate(-50%, 0) scale(0.8); }
  18%  { opacity: 1; transform: translate(-50%, -10px) scale(1.1); }
  100% { opacity: 0; transform: translate(-50%, -52px) scale(0.95); }
}

/* ---- off-screen enemy chevrons + damage arrows ---- */
#edge-indicators, #damage-arrows { position: absolute; inset: 0; }
.chevron {
  position: absolute; width: 0; height: 0;
  border-left: 7px solid transparent; border-right: 7px solid transparent;
  border-bottom: 12px solid rgba(107, 255, 143, 0.72);
  filter: drop-shadow(0 0 5px rgba(107,255,143,0.6));
  transform-origin: 50% 70%;
}
.dmg-arrow {
  position: absolute; left: 50%; top: 50%; width: 190px; height: 190px;
  margin: -95px 0 0 -95px; border-radius: 50%;
  background: conic-gradient(from -20deg, rgba(255,60,40,0.75), rgba(255,60,40,0) 40deg);
  mask: radial-gradient(circle, transparent 62%, #000 66%, #000 78%, transparent 82%);
  -webkit-mask: radial-gradient(circle, transparent 62%, #000 66%, #000 78%, transparent 82%);
  animation: dmgFade 900ms ease-out forwards; will-change: opacity;
}
@keyframes dmgFade { 0% { opacity: 1; } 100% { opacity: 0; } }

/* ==========================================================================
   Screens
   ========================================================================== */

.screen {
  position: absolute; inset: 0; z-index: 20;
  display: grid; place-items: center;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(242,177,52,0.14), transparent 55%),
    linear-gradient(180deg, #1a1206 0%, #0c0a07 55%, #06110b 100%);
  text-align: center; padding: 5vh 6vw;
  animation: screenIn var(--dur-norm) var(--ease-out);
}
@keyframes screenIn { from { opacity: 0; } to { opacity: 1; } }
.screen-inner { max-width: 860px; width: 100%; }

.kicker {
  font-family: var(--font-display); font-size: clamp(0.65rem, 0.55rem + 0.4vw, 0.85rem);
  letter-spacing: 0.42em; color: var(--wheat); margin: 0 0 clamp(10px, 2vw, 22px);
  text-transform: uppercase;
}
.kicker.dead { color: var(--danger); }
.kicker.win { color: var(--alien); }

.game-title {
  font-family: var(--font-display); margin: 0; line-height: 0.82;
  text-transform: uppercase; font-weight: 700;
}
.game-title span {
  display: block; font-size: calc(var(--text-hero) * 0.44);
  letter-spacing: 0.16em; color: var(--bone); opacity: 0.92;
}
.game-title em {
  display: block; font-style: normal; font-size: var(--text-hero);
  letter-spacing: -0.01em;
  background: linear-gradient(175deg, #ffe6a3 0%, var(--wheat) 42%, var(--terracotta) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 6px 0 rgba(0,0,0,0.45)) drop-shadow(0 0 40px rgba(242,177,52,0.35));
}
.tagline {
  font-family: var(--font-ui); font-size: clamp(0.95rem, 0.8rem + 0.7vw, 1.3rem);
  color: var(--alien); letter-spacing: 0.06em; margin: clamp(12px, 2vw, 20px) 0 0;
  text-shadow: 0 0 22px rgba(107,255,143,0.45);
}

.card-title {
  font-family: var(--font-display); font-size: var(--text-title);
  text-transform: uppercase; letter-spacing: 0.05em; margin: 0 0 12px;
  color: var(--bone); line-height: 0.92;
  text-shadow: 0 4px 0 rgba(0,0,0,0.4);
}
.card-sub {
  font-family: var(--font-ui); color: var(--dust); margin: 0 auto clamp(18px, 3vw, 30px);
  max-width: 46ch; font-size: clamp(0.9rem, 0.82rem + 0.3vw, 1.05rem); line-height: 1.6;
}
.card-objective {
  display: inline-flex; align-items: center; gap: 12px; padding: 10px 20px;
  border: 1px solid rgba(242,177,52,0.4); background: rgba(242,177,52,0.07);
  margin-bottom: clamp(20px, 3.4vw, 34px);
}
.card-objective span { font-family: var(--font-display); font-size: 0.62rem; letter-spacing: 0.28em; color: var(--wheat); }
.card-objective strong { font-family: var(--font-ui); font-size: 0.95rem; font-weight: 600; color: var(--bone); }

/* controls */
.controls-card {
  display: flex; flex-wrap: wrap; gap: clamp(10px, 1.6vw, 20px); justify-content: center;
  margin: clamp(24px, 4vw, 44px) auto clamp(18px, 3vw, 28px); max-width: 640px;
}
.ctl { display: flex; align-items: center; gap: 7px; }
.ctl span { font-family: var(--font-ui); font-size: 0.78rem; color: var(--dust); }
kbd {
  font-family: var(--font-display); font-size: 0.7rem; letter-spacing: 0.08em;
  padding: 5px 8px; min-width: 26px; display: inline-block;
  background: linear-gradient(180deg, #2a2419, #17130d);
  border: 1px solid rgba(242,177,52,0.35); border-bottom-width: 2px;
  color: var(--wheat); border-radius: 3px;
}

/* difficulty */
.difficulty { display: flex; gap: 10px; justify-content: center; margin-bottom: clamp(20px, 3vw, 30px); flex-wrap: wrap; }
.diff-btn {
  font-family: var(--font-display); font-size: 0.82rem; letter-spacing: 0.16em;
  padding: 11px 20px; cursor: pointer; color: var(--dust);
  background: transparent; border: 1px solid rgba(203,185,154,0.3);
  transition: color var(--dur-fast), border-color var(--dur-fast), background var(--dur-fast);
}
.diff-btn small { display: block; font-family: var(--font-ui); font-size: 0.62rem; letter-spacing: 0.04em; opacity: 0.66; margin-top: 3px; }
.diff-btn:hover { color: var(--bone); border-color: rgba(242,177,52,0.6); }
.diff-btn.active { color: var(--char); background: var(--wheat); border-color: var(--wheat); }
.diff-btn:focus-visible { outline: 2px solid var(--alien); outline-offset: 3px; }

/* buttons */
.big-btn {
  font-family: var(--font-display); font-size: clamp(1rem, 0.85rem + 0.7vw, 1.35rem);
  letter-spacing: 0.2em; padding: clamp(14px, 1.7vw, 20px) clamp(34px, 5vw, 62px);
  color: var(--char); cursor: pointer; border: 0; position: relative;
  background: linear-gradient(180deg, var(--wheat-hot), var(--wheat));
  box-shadow: 0 5px 0 var(--brick), 0 14px 34px rgba(242,177,52,0.28);
  clip-path: polygon(10px 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast);
}
.big-btn:hover { transform: translateY(-2px); box-shadow: 0 7px 0 var(--brick), 0 18px 40px rgba(242,177,52,0.4); }
.big-btn:active { transform: translateY(3px); box-shadow: 0 2px 0 var(--brick); }
.big-btn:focus-visible { outline: 2px solid var(--alien); outline-offset: 4px; }

.ghost-btn {
  display: block; margin: 16px auto 0; font-family: var(--font-display);
  font-size: 0.78rem; letter-spacing: 0.18em; padding: 10px 22px; cursor: pointer;
  background: transparent; color: var(--dust); border: 1px solid rgba(203,185,154,0.28);
  transition: color var(--dur-fast), border-color var(--dur-fast);
}
.ghost-btn:hover { color: var(--bone); border-color: var(--wheat); }

.hint {
  font-family: var(--font-ui); font-size: 0.76rem; color: rgba(203,185,154,0.7);
  margin: clamp(18px, 2.6vw, 26px) 0 0;
}
.hint kbd { font-size: 0.62rem; padding: 3px 6px; }

/* settings */
.setting-row {
  display: flex; align-items: center; justify-content: space-between; gap: 18px;
  max-width: 340px; margin: 0 auto 16px; font-family: var(--font-ui); font-size: 0.85rem;
  color: var(--dust);
}
.setting-row input[type=range] { accent-color: var(--wheat); flex: 1; }

/* stats */
.stats {
  display: flex; flex-wrap: wrap; gap: clamp(18px, 4vw, 46px); justify-content: center;
  margin: 0 0 clamp(24px, 4vw, 38px);
}
.stat { min-width: 96px; }
.stat b {
  display: block; font-family: var(--font-display); font-weight: 700;
  font-size: clamp(1.5rem, 1rem + 1.8vw, 2.4rem); color: var(--wheat-hot);
  font-variant-numeric: tabular-nums; line-height: 1;
}
.stat span {
  display: block; font-family: var(--font-display); font-size: 0.6rem;
  letter-spacing: 0.24em; color: var(--dust); margin-top: 6px;
}

/* title ambience */
.title-glow {
  position: absolute; left: 50%; bottom: -34%; width: 130vw; height: 70vh;
  margin-left: -65vw; pointer-events: none;
  background: radial-gradient(ellipse at 50% 50%, rgba(242,177,52,0.22), transparent 62%);
  animation: breathe 7s ease-in-out infinite;
}
@keyframes breathe { 0%,100% { opacity: 0.55; transform: scale(1); } 50% { opacity: 1; transform: scale(1.07); } }

/* loader */
.loader-ring {
  width: 46px; height: 46px; margin: 0 auto 22px; border-radius: 50%;
  border: 3px solid rgba(242,177,52,0.18); border-top-color: var(--wheat);
  animation: spin 900ms linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ==========================================================================
   Help card
   ========================================================================== */

#help-card {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  z-index: 18; padding: clamp(20px, 3vw, 32px) clamp(24px, 4vw, 44px);
  background: rgba(12, 10, 7, 0.9);
  border: 1px solid rgba(242, 177, 52, 0.42);
  backdrop-filter: blur(10px); text-align: left;
  box-shadow: 0 24px 70px rgba(0,0,0,0.6);
  animation: helpIn 320ms var(--ease-out);
  max-width: min(440px, 88vw); cursor: pointer;
}
@keyframes helpIn {
  from { opacity: 0; transform: translate(-50%, calc(-50% + 12px)) scale(0.97); }
  to   { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}
#help-card h3 {
  font-family: var(--font-display); font-size: 0.72rem; letter-spacing: 0.32em;
  color: var(--wheat); margin: 0 0 16px; text-transform: uppercase;
}
#help-card ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
#help-card li { display: flex; align-items: baseline; gap: 14px; }
#help-card li b {
  font-family: var(--font-display); font-size: 0.74rem; letter-spacing: 0.1em;
  color: var(--char); background: var(--wheat); padding: 4px 9px;
  min-width: 92px; text-align: center; flex-shrink: 0; border-radius: 2px;
}
#help-card li span { font-family: var(--font-ui); font-size: 0.85rem; color: var(--bone); }
.help-dismiss {
  font-family: var(--font-ui); font-size: 0.72rem; color: var(--dust);
  margin: 16px 0 0; text-align: center;
}

/* ==========================================================================
   Touch controls (phones / tablets)
   ========================================================================== */

#touch-ui { position: absolute; inset: 0; z-index: 15; pointer-events: none; }
#touch-ui.hidden { display: none; }

#touch-stick {
  position: absolute; width: 148px; height: 148px;
  transform: translate(-50%, -50%); opacity: 0;
  transition: opacity 140ms ease-out; pointer-events: none;
}
#touch-stick.visible { opacity: 1; }
#touch-stick-base {
  position: absolute; inset: 0; border-radius: 50%;
  border: 2px solid rgba(242, 177, 52, 0.42);
  background: radial-gradient(circle, rgba(18,16,12,0.42), rgba(18,16,12,0.14));
  backdrop-filter: blur(3px);
}
#touch-stick-knob {
  position: absolute; left: 50%; top: 50%; width: 62px; height: 62px;
  margin: -31px 0 0 -31px; border-radius: 50%;
  background: radial-gradient(circle at 38% 32%, var(--wheat-hot), var(--wheat) 58%, var(--brick));
  box-shadow: 0 3px 12px rgba(0,0,0,0.55);
  will-change: transform;
}

#touch-buttons {
  position: absolute; right: max(18px, env(safe-area-inset-right));
  bottom: max(18px, env(safe-area-inset-bottom));
  display: flex; align-items: flex-end; gap: 12px; pointer-events: none;
}

.touch-btn {
  pointer-events: auto; -webkit-tap-highlight-color: transparent;
  touch-action: none; user-select: none; -webkit-user-select: none;
  font-family: var(--font-display); letter-spacing: 0.12em; font-weight: 700;
  border-radius: 50%; cursor: pointer;
  transition: transform 90ms var(--ease-out), filter 90ms linear;
}
.touch-btn.fire {
  width: 108px; height: 108px; font-size: 1rem; color: var(--char);
  background: radial-gradient(circle at 38% 32%, #ff9d5c, var(--terracotta) 62%, var(--brick));
  border: 3px solid rgba(255, 220, 170, 0.55);
  box-shadow: 0 6px 22px rgba(193, 68, 14, 0.5);
}
.touch-btn.small {
  width: 66px; height: 66px; font-size: 0.6rem; color: var(--bone);
  background: rgba(18, 16, 12, 0.62);
  border: 2px solid rgba(242, 177, 52, 0.45);
  backdrop-filter: blur(4px);
}
.touch-btn.corner {
  position: absolute; top: max(14px, env(safe-area-inset-top));
  right: calc(max(18px, env(safe-area-inset-right)) + 92px);
  width: 46px; height: 46px; font-size: 0.85rem; color: var(--bone);
  background: rgba(18, 16, 12, 0.6);
  border: 1px solid rgba(242, 177, 52, 0.4);
}
.touch-btn.active { transform: scale(0.92); filter: brightness(1.3); }

/* The whole stage must not scroll, rubber-band or select on touch.
   Mirrored on body.is-touch so `?touch=1` previews the phone build on desktop. */
@media (pointer: coarse) {
  html, body, #stage { touch-action: none; user-select: none; -webkit-user-select: none; }
}
body.is-touch, body.is-touch #stage {
  touch-action: none; user-select: none; -webkit-user-select: none;
}
body.is-touch #score-panel { transform: scale(0.8); transform-origin: top right; }
body.is-touch #objective-panel { transform: scale(0.85); transform-origin: top left; }
body.is-touch #health-panel { width: min(190px, 32vw); }
body.is-touch .big-btn { padding: 18px 44px; }
body.is-touch .diff-btn { padding: 14px 22px; }
/* the fire button sits where the ammo counter was */
body.is-touch #ammo-panel { bottom: calc(max(18px, env(safe-area-inset-bottom)) + 118px); }

/* fatal-error banner */
#error-bar {
  position: absolute; left: 50%; bottom: 12%; transform: translateX(-50%);
  z-index: 70; max-width: min(560px, 92vw); padding: 12px 20px;
  background: rgba(140, 20, 10, 0.94); color: var(--bone);
  font-family: var(--font-ui); font-size: 0.82rem; line-height: 1.45;
  border: 1px solid rgba(255, 160, 140, 0.5); border-radius: 3px;
  cursor: pointer; text-align: center;
  box-shadow: 0 14px 40px rgba(0,0,0,0.55);
}

/* portrait nag */
#rotate-hint {
  position: absolute; inset: 0; z-index: 60; display: none;
  place-items: center; align-content: center; text-align: center;
  background: linear-gradient(180deg, #1a1206, #06110b);
  padding: 8vw;
}
#rotate-hint.show { display: grid; }
.rotate-icon { font-size: 4rem; animation: rotateNudge 1.9s ease-in-out infinite; }
#rotate-hint p {
  font-family: var(--font-display); font-size: 1.4rem; letter-spacing: 0.14em;
  color: var(--wheat); margin: 18px 0 6px; text-transform: uppercase;
}
#rotate-hint small { font-family: var(--font-ui); color: var(--dust); font-size: 0.85rem; }
@keyframes rotateNudge {
  0%, 55%, 100% { transform: rotate(0deg); }
  70%, 88% { transform: rotate(90deg); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

@media (max-width: 720px) {
  .controls-card { display: none; }
  #objective-panel { min-width: 0; padding: 8px 12px; }
  #score-panel { transform: scale(0.85); transform-origin: top right; }
}