/* fcc-compass — site-specific Field Bulletin layer.
 *
 * Sits on top of /shared/fcc-museum.css. Owns the survey-chart blue
 * accent and compass-specific module styles (hero canvas surround,
 * controls row, declination map, playground readouts and canvases).
 */

/* ── Per-site accent: survey-chart blue ─────────────────────────── *
 * !important required because /shared/fcc-theme-boot.js writes
 * --accent as inline-style on <html>, beating stylesheet specificity. */
:root, html[data-mode="dark"] {
  --accent:      #5a9fd4 !important;
  --accent-2:    #7fb5dc !important;
  --accent-wash: color-mix(in srgb, #5a9fd4 12%, transparent) !important;
  --accent-ink:  #0a0b0d !important;
}
html[data-mode="light"] {
  --accent:      #346d99 !important;
  --accent-2:    #4a85b3 !important;
  --accent-wash: color-mix(in srgb, #346d99 8%, transparent) !important;
  --accent-ink:  #ffffff !important;
}

/* ── Hero compass ─────────────────────────────────────────────── */
.compass-canvas {
  width: 100%;
  aspect-ratio: 1 / 1;
  max-width: 480px;
  margin: 1rem auto 0;
  display: block;
  background: transparent;
  cursor: grab;
}
.compass-canvas:active { cursor: grabbing; }

.compass-controls {
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(180px, 240px) 1fr;
  align-items: start;
  margin-bottom: 0.5rem;
}
@media (max-width: 720px) {
  .compass-controls { grid-template-columns: 1fr; }
}

.compass-readout {
  display: flex; flex-direction: column;
  padding: 0.85rem 1rem;
  background: var(--panel-2);
  border: 0;
  border-top: 1px solid var(--border);
}
.readout-bearing {
  font: 500 2.4rem/1 'JetBrains Mono', ui-monospace, monospace;
  letter-spacing: -0.02em;
  color: var(--accent);
  font-feature-settings: "tnum" 1, "zero" 1;
}
.readout-cardinal {
  font: 500 0.8rem/1 var(--sans);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-3, var(--dim));
  margin-top: 0.45rem;
}
.readout-point {
  font: 400 0.88rem var(--serif);
  color: var(--ink-2, var(--text));
  font-style: italic;
  margin-top: 0.25rem;
}

.compass-options {
  display: flex; flex-direction: column; gap: 0.6rem;
  padding: 0.65rem 0;
}
.compass-option {
  display: inline-flex; gap: 0.5rem; align-items: center;
  font: 500 0.82rem var(--sans);
  color: var(--ink-2, var(--text));
  cursor: pointer;
}
.compass-option input[type="checkbox"] {
  accent-color: var(--accent);
  width: 16px; height: 16px;
}
.declination-slider {
  display: flex; align-items: center; gap: 0.5rem;
  font: 500 0.82rem var(--sans);
}
.declination-slider input[type="range"] { flex: 1; max-width: 200px; }
.declination-slider label { font-size: 0.75rem; color: var(--ink-3, var(--dim)); }
.dec-value {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--accent);
  font-feature-settings: "tnum" 1, "zero" 1;
}

.compass-action-row {
  display: flex; flex-wrap: wrap; gap: 0.4rem;
  margin-top: 0.4rem;
}
.compass-action-row .btn-sm.active {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-wash);
}

/* ── Declination map ──────────────────────────────────────────── */
.dec-map-canvas {
  width: 100%; height: 340px;
  display: block;
  background: #0a1116;
  border: 0;
  border-top: 1px solid var(--border);
}
.dec-map-controls {
  display: flex; flex-wrap: wrap; gap: 0.7rem;
  align-items: center;
  margin: 0 0 0.85rem;
}
.dec-map-controls label {
  font: 500 0.72rem/1 var(--sans);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-3, var(--dim));
}
.dec-map-controls input[type="range"] { flex: 1; min-width: 220px; max-width: 320px; }
.dec-year-value {
  font: 500 0.95rem 'JetBrains Mono', ui-monospace, monospace;
  color: var(--accent);
  font-feature-settings: "tnum" 1;
}
.dec-map-controls .btn-sm.active {
  border-color: var(--accent);
  color: var(--accent);
}
.dec-map-readout {
  margin-top: 0.75rem;
  padding: 0.65rem 0.85rem;
  background: var(--panel-2);
  border: 0;
  border-top: 1px solid var(--border);
  font: 500 0.85rem var(--mono);
  color: var(--ink-2, var(--dim));
  min-height: 1.5em;
  font-feature-settings: "tnum" 1, "zero" 1;
}
.dec-map-caption {
  margin-top: 0.45rem;
  font: 400 0.78rem var(--serif);
  font-style: italic;
  color: var(--ink-3, var(--dim));
  line-height: 1.55;
}

/* ── Playground ───────────────────────────────────────────────── */
.bearing-inputs, .truemag-inputs, .navsim-start {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  margin-bottom: 0.85rem;
}
.bearing-presets {
  display: flex; gap: 0.4rem; align-items: center;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.bearing-presets .presets-label {
  font: 500 0.72rem/1 var(--sans);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-3, var(--dim));
  margin-right: 0.2rem;
}

.readout-strip {
  display: grid;
  gap: 0.55rem;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  margin: 0.5rem 0 1rem;
}
.readout-block {
  display: flex; flex-direction: column;
  padding: 0.7rem 0.9rem;
  background: var(--panel-2);
  border: 0;
  border-top: 1px solid var(--border);
}
.readout-label {
  font: 500 0.65rem/1 var(--sans);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-3, var(--dim));
  margin-bottom: 0.45rem;
}
.readout-value {
  font: 500 1.1rem 'JetBrains Mono', ui-monospace, monospace;
  font-feature-settings: "tnum" 1, "zero" 1;
  color: var(--text);
  cursor: pointer;
  letter-spacing: -0.01em;
}
.readout-value:hover { color: var(--accent); }
.readout-value:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.readout-sub {
  font: 400 0.78rem var(--sans);
  color: var(--ink-3, var(--dim));
  margin-top: 0.3rem;
  font-feature-settings: "tnum" 1;
}

.bearing-preview-canvas {
  width: 100%; height: 220px;
  display: block;
  background: #0a1116;
  border: 0;
  border-top: 1px solid var(--border);
  margin-top: 0.6rem;
}

.mnemonic-box {
  margin: 1rem 0;
  padding: 0.9rem 1rem;
  background: var(--bg);
  border: 0;
  border-left: 1px solid var(--signal);
  font-family: var(--serif);
  font-style: italic;
  color: var(--ink-2, var(--dim));
  line-height: 1.6;
}
.mnemonic-box .mnemonic-eyebrow {
  display: block;
  font: 500 0.7rem/1 var(--sans);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-style: normal;
  color: var(--signal);
  margin-bottom: 0.45rem;
}

.truemag-canvas {
  width: 100%; height: 280px;
  display: block;
  background: var(--bg);
  border: 0;
  border-top: 1px solid var(--border);
  margin-top: 0.85rem;
}

.navsim-legs { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 0.75rem; }
.navsim-leg {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 0.5rem;
  align-items: end;
  padding: 0.5rem 0.6rem;
  background: var(--panel-2);
  border: 0;
  border-top: 1px solid var(--border);
}
.leg-remove {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--ink-3, var(--dim));
  font-size: 1rem;
  line-height: 1;
  width: 28px; height: 28px;
  border-radius: var(--r-2);
  cursor: pointer;
}
.leg-remove:hover { color: var(--text); border-color: var(--accent); }
.navsim-actions {
  display: flex; gap: 0.5rem; flex-wrap: wrap;
  margin-bottom: 0.85rem;
}
.navsim-drift {
  display: flex; gap: 0.6rem; align-items: center;
  margin: 0 0 0.85rem;
  padding: 0.6rem 0.8rem;
  background: var(--panel-2);
  border: 0;
  border-top: 1px solid var(--border);
}
.navsim-drift label {
  font: 500 0.72rem/1 var(--sans);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-3, var(--dim));
}
.navsim-drift input[type="range"] { flex: 1; max-width: 280px; }
.navsim-drift .control-value { min-width: 3rem; }

.navsim-canvas {
  width: 100%; height: 320px;
  display: block;
  background: #0a1116;
  border: 0;
  border-top: 1px solid var(--border);
  margin-top: 0.6rem;
}

@media (max-width: 480px) {
  .compass-canvas { max-width: 320px; }
  .dec-map-canvas { height: 240px; }
  .navsim-canvas, .bearing-preview-canvas { height: 200px; }
  .truemag-canvas { height: 240px; }
}
