:root {
  --sky-top: #12254a;
  --sky-bottom: #e18a47;
  --sand-dark: #8f5f33;
  --sand-light: #d5a46b;
  --panel-bg: rgba(9, 16, 29, 0.9);
  --panel-border: rgba(255, 219, 159, 0.32);
  --text-main: #f8efd5;
  --text-dim: #b8b3a2;
  --accent: #ffbf57;
  --danger: #ff6e52;
  --power: #77f0ad;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Trebuchet MS", "Segoe UI", sans-serif;
  color: var(--text-main);
  background:
    radial-gradient(circle at top, rgba(255, 177, 84, 0.16), transparent 35%),
    linear-gradient(180deg, #08111f 0%, #15284d 35%, #492820 100%);
}

.game-shell {
  min-height: 100vh;
  padding: 20px;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 16px;
}

.top-bar,
.bottom-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.74rem;
}

h1,
h2,
p,
ul {
  margin: 0;
}

h1 {
  font-size: clamp(2rem, 4vw, 3.6rem);
}

.status-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.status-strip span,
.legend-chip {
  padding: 8px 12px;
  border: 1px solid var(--panel-border);
  background: rgba(7, 12, 25, 0.72);
  text-transform: uppercase;
  font-size: 0.76rem;
  letter-spacing: 0.1em;
}

.playfield-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 16px;
  min-height: 0;
}

#gameCanvas {
  width: 100%;
  height: auto;
  max-height: calc(100vh - 180px);
  border: 2px solid rgba(255, 204, 127, 0.3);
  background: linear-gradient(180deg, var(--sky-top), var(--sky-bottom));
  image-rendering: pixelated;
  cursor: crosshair;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}

.hud-panel {
  display: grid;
  align-content: start;
  gap: 16px;
  padding: 18px;
  border: 1px solid var(--panel-border);
  background: var(--panel-bg);
}

.hud-panel section {
  display: grid;
  gap: 10px;
}

.hud-panel h2 {
  color: var(--accent);
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.hud-panel ul {
  padding-left: 18px;
  color: var(--text-dim);
  display: grid;
  gap: 8px;
  line-height: 1.3;
}

kbd {
  padding: 2px 6px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-main);
}

.weapon-card {
  display: grid;
  gap: 4px;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.04);
}

.weapon-card.alt {
  border-color: rgba(119, 240, 173, 0.35);
}

.grenade-card {
  border-color: rgba(255, 133, 76, 0.4);
}

.weapon-label {
  color: var(--text-dim);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.weapon-name {
  font-size: 1.1rem;
}

.weapon-ammo,
.mission-text,
.footer-note {
  color: var(--text-dim);
  line-height: 1.4;
}

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.legend-chip.enemy {
  border-color: rgba(255, 110, 82, 0.6);
}

.legend-chip.ammo {
  border-color: rgba(81, 179, 255, 0.6);
}

.legend-chip.power {
  border-color: rgba(119, 240, 173, 0.6);
}

.legend-chip.cover {
  border-color: rgba(255, 191, 87, 0.6);
}

@media (max-width: 1050px) {
  .playfield-wrap {
    grid-template-columns: 1fr;
  }

  #gameCanvas {
    max-height: none;
  }

  .hud-panel {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  }

  .top-bar,
  .bottom-bar {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .game-shell {
    padding: 12px;
  }

  .status-strip {
    justify-content: flex-start;
  }

  .hud-panel {
    padding: 14px;
  }
}