:root {
  --bg: #05141f;
  --hud: rgba(10, 25, 38, 0.68);
  --hud-border: rgba(161, 208, 255, 0.28);
  --text: #d5ecff;
  --ocean: #2567a5;
  --sand: #cfbc86;
  --grass: #5f9f4d;
  --trees: #2b5e34;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background:
    radial-gradient(circle at 18% 24%, rgba(255, 255, 255, 0.08), transparent 45%),
    radial-gradient(circle at 82% 76%, rgba(120, 179, 255, 0.1), transparent 40%),
    linear-gradient(135deg, #03111b 0%, #072238 40%, #04111e 100%);
  color: var(--text);
  font-family: 'Chakra Petch', sans-serif;
}

#mapCanvas {
  width: 100vw;
  height: 100vh;
  display: block;
  image-rendering: pixelated;
  cursor: grab;
}

#mapCanvas.dragging {
  cursor: grabbing;
}

.hud {
  position: fixed;
  border: 1px solid var(--hud-border);
  background: var(--hud);
  backdrop-filter: blur(4px);
  border-radius: 12px;
  box-shadow: 0 10px 35px rgba(0, 0, 0, 0.35);
}

.hud-top {
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 8px 14px;
}

.brand {
  font-family: 'Space Mono', monospace;
  letter-spacing: 0.1em;
  font-weight: 700;
}

.clock {
  color: #ffe26f;
  font-family: 'Space Mono', monospace;
  font-weight: 700;
}

.hud-left {
  top: 12px;
  left: 12px;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 6px;
  padding: 8px;
  width: 88px;
}

.hud-left button,
.stack-icon {
  border: 1px solid rgba(191, 224, 255, 0.3);
  background: rgba(18, 44, 65, 0.82);
  color: var(--text);
  border-radius: 8px;
  height: 38px;
  font-size: 22px;
  font-family: inherit;
}

.stack-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  letter-spacing: 0.04em;
}

.location {
  font-family: 'Space Mono', monospace;
  font-size: 12px;
  line-height: 1.35;
  padding: 8px;
  border-radius: 8px;
  border: 1px solid rgba(191, 224, 255, 0.15);
  background: rgba(4, 18, 30, 0.5);
  min-height: 56px;
}

.hud-bottom {
  left: 50%;
  bottom: 12px;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  flex-wrap: wrap;
  justify-content: center;
}

.chip {
  padding: 5px 10px;
  border-radius: 999px;
  color: #f2faff;
  font-size: 12px;
  font-family: 'Space Mono', monospace;
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.ocean { background: color-mix(in oklab, var(--ocean), black 15%); }
.sand { background: color-mix(in oklab, var(--sand), black 20%); }
.grass { background: color-mix(in oklab, var(--grass), black 10%); }
.trees { background: color-mix(in oklab, var(--trees), black 6%); }

.meta {
  margin-left: 6px;
  font-family: 'Space Mono', monospace;
  font-size: 12px;
  color: #b5dbff;
}

@media (max-width: 780px) {
  .hud-top {
    top: 10px;
    gap: 10px;
    padding: 6px 10px;
  }

  .hud-left {
    width: 76px;
    top: 10px;
    left: 10px;
  }

  .hud-left button,
  .stack-icon {
    height: 34px;
  }

  .hud-bottom {
    left: 10px;
    right: 10px;
    transform: none;
    justify-content: flex-start;
  }
}