:root {
  --red: #e0322a;
  --orange: #ff5a2a;
  --amber: #ffb040;
  --text: #f3ece6;
  --muted: #b8aaa0;
  --pixel: 'Press Start 2P', 'Courier New', monospace;
  --terminal: VT323, 'Courier New', monospace;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html, body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  background: #050303;
  color: var(--text);
  font-family: var(--terminal);
  font-size: 20px;
}

/* The game draws at about 320×200 and is scaled up with hard pixel edges. */
#game {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  image-rendering: crisp-edges;
  image-rendering: pixelated;
}

/* ---------- HUD ---------- */

#hud {
  position: fixed;
  inset: 0;
  pointer-events: none;
  font-family: var(--pixel);
  text-shadow: 2px 2px 0 #000;
  user-select: none;
}

#messages {
  position: absolute;
  left: 16px;
  top: 16px;
  font-size: 12px;
  line-height: 1.9;
}
#messages div { animation: msg 3.2s steps(8) forwards; }
#messages div.warn { color: #ff8a70; }
@keyframes msg {
  0% { opacity: 0; }
  6% { opacity: 1; }
  82% { opacity: 1; }
  100% { opacity: 0; }
}

#boss {
  position: absolute;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  /* Stay clear of the minimap in the top-right corner. */
  width: min(480px, 60vw, calc(100vw - 420px));
  text-align: center;
}
.boss-name {
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #ffb0a0;
}
.boss-bar {
  height: 12px;
  margin-top: 8px;
  background: #1a0604;
  border: 2px solid #000;
  box-shadow: 0 0 0 2px #7a2a18;
}
.boss-fill {
  height: 100%;
  width: 100%;
  background: #e0321a;
  box-shadow: inset 0 3px 0 #ff7a4a, inset 0 -3px 0 #8a1008;
}

#minimap {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 172px;
  height: 172px;
  border-radius: 50%;
  background: rgba(8, 4, 3, .6);
  box-shadow: 0 0 0 3px #3a1a10, 0 0 0 5px #000;
}
#automap {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  background: rgba(6, 3, 2, .92);
}

/* ---------- Screens ---------- */

.screen {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  overflow-y: auto;
  background: rgba(8, 3, 2, .72);
}
.screen.dead { background: rgba(60, 0, 0, .62); }
.screen.win { background: rgba(4, 22, 16, .7); }

.panel {
  width: min(600px, 100%);
  text-align: center;
  margin: auto;
}

h1, h2 {
  font-family: var(--pixel);
  font-weight: 400;
  text-transform: uppercase;
  margin: 0;
}
h1 {
  font-size: clamp(34px, min(9vw, 11vh), 84px);
  letter-spacing: 4px;
  line-height: 1.1;
  color: var(--orange);
  text-shadow: 4px 4px 0 #6a1000, 8px 8px 0 #000;
}
h2 {
  font-size: clamp(22px, 6vw, 38px);
  letter-spacing: 2px;
  margin-bottom: 18px;
  text-shadow: 3px 3px 0 #000;
}

.tag {
  color: var(--muted);
  font-size: 22px;
  line-height: 1.25;
  margin: 18px auto 22px;
  max-width: 460px;
}
.tag code { font-family: var(--terminal); color: var(--amber); }

button {
  font: 11px var(--pixel);
  color: var(--text);
  background: #2a2420;
  border: 2px solid #000;
  box-shadow: inset 2px 2px 0 #5a4c42, inset -2px -2px 0 #120e0c;
  padding: 12px 20px;
  cursor: pointer;
  margin: 6px;
  min-width: 210px;
  line-height: 1.5;
}
button:hover { background: #3a322c; }
button:active { box-shadow: inset -2px -2px 0 #5a4c42, inset 2px 2px 0 #120e0c; }
button.primary {
  background: #b8300e;
  box-shadow: inset 3px 3px 0 #ff7a40, inset -3px -3px 0 #5a1004;
  color: #fff;
  font-size: 14px;
  padding: 16px 24px;
  text-transform: uppercase;
  text-shadow: 2px 2px 0 #4a0800;
}
button.primary:hover { background: #d23c14; }
button:disabled { opacity: .55; cursor: default; }

.skill { margin: 14px auto 4px; max-width: 520px; }
.skill .label {
  font: 10px var(--pixel);
  color: var(--muted);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.skill .row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.skill button { min-width: 0; margin: 0; padding: 10px 6px; font-size: 10px; text-transform: uppercase; }
.skill button.on {
  background: #5a1a08;
  box-shadow: inset 2px 2px 0 #ff7a40, inset -2px -2px 0 #2a0800;
  color: #fff;
}
.skill .note { margin-top: 8px; min-height: 24px; color: var(--muted); }

.levels {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 8px;
  margin: 18px 0 0;
}
button.level {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  margin: 0;
  padding: 10px 12px;
  font-size: 9px;
  text-align: left;
}
button.level .num {
  font-size: 14px;
  color: var(--orange);
}
button.level:disabled .num { color: var(--muted); }
.level-name {
  font: 12px var(--pixel);
  color: var(--text);
  margin: -4px 0 16px;
}

.controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 8px 18px;
  margin: 22px 0 6px;
  color: var(--muted);
  font-size: 20px;
  text-align: left;
}
kbd {
  display: inline-block;
  min-width: 20px;
  padding: 0 5px;
  margin-right: 3px;
  background: #1e1a17;
  border: 2px solid #000;
  box-shadow: inset 1px 1px 0 #4a3e36;
  font: 18px var(--terminal);
  color: var(--text);
  text-align: center;
}

.settings {
  display: grid;
  gap: 10px;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 2px solid #3a2a22;
  font-size: 20px;
  color: var(--muted);
}
.settings label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.settings input[type=checkbox] { width: 18px; height: 18px; accent-color: var(--orange); }
.settings select {
  background: #1a0f0b;
  color: var(--text);
  border: 2px solid #000;
  box-shadow: inset 1px 1px 0 #4a3e36;
  padding: 2px 6px;
  font: 20px var(--terminal);
}
.settings input[type=range] { width: min(220px, 50vw); accent-color: var(--orange); }

.stats {
  font-size: 24px;
  color: var(--muted);
  line-height: 1.4;
  margin: 0 0 24px;
}
.stats b { color: var(--text); font-weight: 400; }

.noscript {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  margin: 0;
  font-size: 22px;
}

@media (max-width: 640px) {
  #minimap { width: 120px; height: 120px; top: 12px; right: 12px; }
  #boss { width: calc(100vw - 300px); }
}