/* Gargantua HUD — dark translucent panels, mono type, single cyan accent.
   No external fonts or icon libraries. */

:root {
  --bg: rgba(14, 16, 18, 0.82);
  --border: rgba(255, 255, 255, 0.08);
  --fg: #e8e8e6;
  --fg-dim: #9a9da3;
  --accent: #2cc9ff;
  --warn: #ff9d5c;
  --mono: ui-monospace, "Cascadia Mono", Consolas, "SF Mono", monospace;
}

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  background: #000;
  overflow: hidden;
}
#view {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  display: block;
  background: #000;
}

/* ---------------------------------------------------------- structure */
.hud-root {
  position: fixed;
  inset: 0;
  pointer-events: none;
  font-family: var(--mono);
  color: var(--fg);
  z-index: 10;
}
/* Chinese copy falls back to system CJK faces; numerals stay monospace.
   No italics for CJK. */
.hud-root.lang-zh {
  font-family: ui-monospace, "Cascadia Mono", Consolas, "SF Mono",
    "Microsoft YaHei", "PingFang SC", sans-serif;
  font-style: normal;
}
.hud-root .panel {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  pointer-events: auto;
}

.hud-topleft {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 10px 12px;
  max-width: 46vw;
}
.hud-title {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--fg);
  white-space: nowrap;
}
.hud-stats {
  margin-top: 6px;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
}
.hud-stat {
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--fg-dim);
}
.hud-accent { color: var(--accent); }
.hud-warn { color: var(--warn); }

.hud-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 6px 10px;
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--accent);
}

.hud-cine {
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 8px 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 260px;
}
.hud-phase {
  flex: 1;
  height: 2px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 1px;
  overflow: hidden;
}
.hud-phase-fill {
  height: 100%;
  width: 0%;
  background: var(--accent);
}

/* ---------------------------------------------------------- param panel */
.hud-panel {
  position: absolute;
  top: 52px;
  right: 12px;
  bottom: 52px;
  width: 292px;
  padding: 10px 12px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.15) transparent;
}
.hud-heading {
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--fg-dim);
  margin: 12px 0 6px;
}
.hud-heading:first-child { margin-top: 0; }

.hud-qrow {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.hud-btn {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--fg-dim);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 4px 8px;
  cursor: pointer;
}
.hud-btn:hover { color: var(--fg); border-color: rgba(255, 255, 255, 0.25); }
.hud-btn.active { color: var(--accent); border-color: var(--accent); }
.hud-btn-accent { color: var(--accent); }
.hud-lang-btn { padding: 1px 6px; font-size: 10px; }

.hud-row {
  display: grid;
  grid-template-columns: 1fr 96px 56px;
  align-items: center;
  gap: 8px;
  margin: 7px 0;
}
.hud-label {
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--fg-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.hud-value {
  font-family: var(--mono);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  color: var(--fg);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 4px;
  text-align: right;
  padding: 2px 4px;
  width: 56px;
}
.hud-value.editing {
  border-color: var(--accent);
  outline: none;
  background: rgba(0, 0, 0, 0.4);
}

/* custom range slider */
.hud-row input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  height: 12px;
  background: transparent;
  cursor: pointer;
  width: 96px;
}
.hud-row input[type="range"]::-webkit-slider-runnable-track {
  height: 2px;
  background: rgba(255, 255, 255, 0.14);
  border-radius: 1px;
}
.hud-row input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: -5px;
  border: none;
}
.hud-row input[type="range"]::-moz-range-track {
  height: 2px;
  background: rgba(255, 255, 255, 0.14);
}
.hud-row input[type="range"]::-moz-range-progress {
  height: 2px;
  background: var(--accent);
}
.hud-row input[type="range"]::-moz-range-thumb {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  border: none;
}

/* ---------------------------------------------------------- legend */
.hud-legend {
  position: absolute;
  left: 12px;
  bottom: 12px;
  max-width: calc(100vw - 320px);
  padding: 8px 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
}
.hud-key-item { display: inline-flex; align-items: baseline; gap: 6px; }
.hud-key {
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--accent);
}
.hud-key-desc {
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--fg-dim);
}