/* Cylon Defense: The settings gear and its panel.
 * One of the stylesheets index.html links in order; the order is the cascade (README.md, "Stylesheets"). */
.cylon-settings {
  position: relative;
}


.cylon-settings-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--nav-control-h, 2.25rem);
  height: var(--nav-control-h, 2.25rem);
  padding: 0;
  line-height: 1;
  font-size: 1.15rem;
  color: var(--steel-bright);
  box-sizing: border-box;
  background: transparent;
  border: 1px solid var(--rail-edge);
  cursor: pointer;
}


.cylon-settings-toggle:hover,
.cylon-settings-toggle[aria-expanded="true"] {
  color: var(--text);
  border-color: var(--crimson-dim);
}


.cylon-settings-panel {
  position: absolute;
  top: calc(100% + 0.55rem);
  right: 0;
  z-index: 2300;
  min-width: 14rem;
  max-width: min(18rem, calc(100vw - 1.5rem));
  padding: 0.75rem 0.85rem;
  background: var(--surface);
  border: 1px solid var(--rail-edge);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.45);
  color: var(--text);
}


.cylon-settings-title {
  font-family: var(--font-display);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--steel);
  margin: 0 0 0.55rem;
}


.cylon-setting {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.88rem;
  color: var(--text-muted);
  margin: 0.35rem 0;
  cursor: pointer;
  user-select: none;
}


.cylon-setting input[type="checkbox"] {
  accent-color: var(--crimson);
  width: 0.95rem;
  height: 0.95rem;
  margin: 0;
  flex: 0 0 auto;
}


.cylon-setting-slider {
  flex-wrap: wrap;
  cursor: default;
  gap: 0.35rem 0.5rem;
}


.cylon-setting-slider > span {
  flex: 1 1 100%;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--steel);
}


.cylon-setting-slider input[type="range"] {
  flex: 1 1 auto;
  width: 100%;
  height: 0.35rem;
  margin: 0;
  accent-color: var(--crimson);
  cursor: pointer;
}


.cylon-settings-hint {
  margin: 0.65rem 0 0;
  font-size: 0.75rem;
  line-height: 1.35;
  color: var(--steel);
}


.cylon-settings-hint kbd {
  font-family: var(--font-display);
  font-size: 0.7rem;
  padding: 0.05rem 0.3rem;
  border: 1px solid var(--rail-edge);
  background: var(--bg);
  color: var(--text);
}