*{box-sizing:border-box}
html,body{margin:0;
  width:100%;
  height:100%;
  overflow:hidden}
body{--accent:#e7be74;
  background:radial-gradient(ellipse at 50% 10%,#303b39,#101817 75%);
  color:#edf2e8;
  font-family:Segoe UI,sans-serif;
  display:flex;
  align-items:center;
  justify-content:center}
body.ultra{--accent:#73d9d0;
  background:radial-gradient(ellipse at top,#243c44,#0c141c 75%)}
#sidebar-placeholder{display:none}
#game-container{width:100%;
  height:100dvh;
  display:flex;
  align-items:center;
  justify-content:center;
  position:relative;
  padding:82px 20px 58px}
h1{position:fixed;
  top:15px;
  left:76px;
  margin:0;
  font-size:24px;
  letter-spacing:5px;
  text-transform:uppercase;
  color:var(--accent)}
h1:after{content:' / ARMORED OPERATIONS';
  font-size:10px;
  letter-spacing:2px;
  color:#98aaa7}
canvas{width:min(calc(100vw - 40px),calc((100dvh - 140px)*4/3));
  height:auto;
  max-height:100%;
  aspect-ratio:4/3;
  border:2px solid #65756a;
  border-radius:6px;
  box-shadow:0 18px 60px #0008;
  touch-action:none}
#info{position:fixed;
  top:51px;
  left:76px;
  font-size:12px;
  letter-spacing:2px;
  text-transform:uppercase;
  color:#c8d4ce}
#options,#specialWeapon{position:fixed;
  bottom:18px;
  right:22px;
  font-size:12px;
  color:var(--accent)}
#options label{display:flex;
  gap:8px;
  align-items:center;
  min-height:44px}
#message{position:absolute;
  bottom:65px;
  left:50%;
  transform:translateX(-50%);
  padding:10px 18px;
  background:#101b20ed;
  border:1px solid #9ba897;
  border-radius:6px;
  text-align:center;
  z-index:4;
  pointer-events:none}
#message:empty{display:none}
#message .subtext{display:block;
  font-size:12px;
  margin-top:6px}
button{font:inherit;
  cursor:pointer;
  touch-action:none}
button:focus-visible,input:focus-visible{outline:3px solid #fff;
  outline-offset:4px}
#restartBtn{position:fixed;
  bottom:16px;
  left:24px;
  padding:10px 18px;
  background:#273832;
  color:#e5eedd;
  border:1px solid #6b8172;
  border-radius:6px}
#help-button{position:fixed;
  right:20px;
  top:18px;
  width:36px;
  height:36px;
  border:1px solid #819a8d;
  background:#354c4266;
  color:#fff;
  border-radius:50%;
  z-index:50}
#instruction-modal,.overlay{position:fixed;
  inset:0;
  z-index:1000;
  background:#081114dd;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:20px}
#instruction-modal:not(.is-visible),.overlay.hidden{display:none}
#instruction-card,.overlay-content{width:min(550px,100%);
  max-height:calc(100dvh - 40px);
  overflow-y:auto;
  padding:28px;
  background:#1b2b2b;
  border:1px solid #758c7d;
  border-radius:12px;
  box-shadow:0 20px 80px #0009}
h2{margin:0 0 18px;
  color:var(--accent);
  font-size:27px;
  letter-spacing:2px}
h3{font-size:14px;
  color:var(--accent)}
p,li{font-size:14px;
  line-height:1.6;
  color:#d3ded6}
#instruction-close,#startGameBtn{width:100%;
  padding:14px;
  background:var(--accent);
  color:#152822;
  border:0;
  border-radius:5px;
  font-weight:800;
  margin-top:12px}
#touch-controls{display:none;
  pointer-events:none}
.control-cluster{display:flex;
  flex-direction:column;
  gap:8px}
.control-button{pointer-events:auto;
  touch-action:none;
  user-select:none;
  width:120px;
  height:52px;
  border:1px solid #778c7e;
  border-radius:8px;
  background:linear-gradient(#304840,#1c302b);
  color:#eff5e7;
  font-weight:750;
  font-size:14px;
  box-shadow:0 3px 0 #071411;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:2px}
.control-button small{font-size:10px;
  color:#c0d4c5;
  font-weight:500}
.control-button[data-action=fire]{height:64px;
  background:linear-gradient(#e9ca83,#b98b4b);
  color:#202c22;
  border-color:#efd6a3}
.control-button.pressed,.control-button[aria-pressed=true]{background:#51766a;
  box-shadow:inset 0 0 0 2px var(--accent)}
.control-button:disabled{opacity:.45}
.aim-hint{position:fixed;
  bottom:18px;
  left:50%;
  transform:translateX(-50%);
  font-size:11px;
  color:var(--accent);
  pointer-events:none;
  white-space:nowrap}
body.touch-device #help-button,body.touch-device h1{display:none}
body.touch-device #info{left:10px;
  top:14px;
  font-size:11px;
  line-height:1.6;
  letter-spacing:1px;
  width:120px}
body.touch-device #specialWeapon{display:none}
body.touch-device #options{left:8px;
  right:auto;
  bottom:52px;
  font-size:11px;
  width:124px;
  z-index:41;
  pointer-events:auto}
body.touch-device #options label{pointer-events:auto}
body.touch-device #message{bottom:8px;
  font-size:12px;
  max-width:45%}
body.touch-device .aim-hint{bottom:12px;
  white-space:normal;
  text-align:center;
  width:40%}
body.touch-device #restartBtn{display:none}
body.touch-device #touch-controls{display:flex;
  position:fixed;
  inset:auto 10px 20px;
  justify-content:space-between;
  align-items:center;
  z-index:38}
body.touch-device.vibecade-joystick-rails #info{position:fixed;
  left:max(8px,env(safe-area-inset-left));
  top:12px;
  width:120px}
body.touch-device.vibecade-joystick-rails #options{top:auto;
  bottom:52px}
body.touch-device.vibecade-joystick-rails .control-cluster{padding-right:env(safe-area-inset-right)}
@media(max-width:599px),(orientation:portrait) and (pointer:coarse){body.touch-device #game-container{padding:68px 10px 280px;
  align-items:center}
body.touch-device canvas{width:100%;
  height:auto;
  max-height:100%;
  object-fit:contain}
body.touch-device #info{width:auto;
  right:10px;
  text-align:center}
body.touch-device #touch-controls{bottom:max(18px,env(safe-area-inset-bottom))}
body.touch-device #options{bottom:180px}
body.touch-device .aim-hint{bottom:260px;
  width:95%}
body.touch-device #message{bottom:275px;
  max-width:90%}
}

@media (max-width:599px), (orientation:portrait) and (pointer:coarse) {
  body.touch-device #game-container #touch-controls {inset:auto 10px max(18px, env(safe-area-inset-bottom)) !important;
  height:244px !important;
  padding:0 !important;
  align-items:center !important;
  }

}

body.touch-device.vibecade-joystick-rails #game-container {padding:0 !important;
  max-width:100vw !important;
  }


@media(max-width:599px),(orientation:portrait) and (pointer:coarse){body.touch-device canvas{width:min(calc(100vw - 20px),calc((100dvh - 348px)*4/3));height:auto;max-height:none;}}