/* fcc-pressure — site-specific Field Bulletin layer.
 *
 * Per-site accent: stratosphere navy — the deep cobalt of high-altitude
 * sky as the atmosphere thins, and the engraved-brass-on-navy color of
 * 18th-century aneroid barometer dials. Distinct from compass survey
 * blue (lighter), modulation carrier indigo (more violet), and fiber
 * cerulean (greener) by being darker and pure cobalt.
 */

/* !important required because /shared/fcc-theme-boot.js writes --accent
   as inline-style on <html>, beating stylesheet specificity. */
:root, html[data-mode="dark"] {
  --accent:      #3b82f6 !important;
  --accent-2:    #60a5fa !important;
  --accent-wash: color-mix(in srgb, #3b82f6 12%, transparent) !important;
  --accent-ink:  #0a0b0d !important;
}
html[data-mode="light"] {
  --accent:      #1e40af !important;
  --accent-2:    #1d4ed8 !important;
  --accent-wash: color-mix(in srgb, #1e40af 8%, transparent) !important;
  --accent-ink:  #ffffff !important;
}

/* ── Hero — Atmospheric Layers ──────────────────────────────── */
.hero-card { padding: 1.75rem 1.5rem 1.5rem; }
.hero-lab {
  display: grid; gap: 1.25rem;
  grid-template-columns: minmax(260px, 1fr) minmax(260px, 1fr);
  align-items: start;
}
@media (max-width: 720px) { .hero-lab { grid-template-columns: 1fr; } }
.hero-canvas {
  width: 100%;
  height: 460px;
  display: block;
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.hero-controls {
  display: flex; flex-direction: column; gap: 0.85rem;
  padding-top: 0.25rem;
}
.hero-readouts {
  display: grid; gap: 0.5rem;
  grid-template-columns: 1fr 1fr;
}
.readout {
  padding: 0.6rem 0.85rem;
  background: var(--panel-2);
  border-top: 1px solid var(--border);
}
.readout-label {
  display: block;
  font: 500 0.66rem/1 var(--sans);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-3, var(--dim));
  margin-bottom: 0.35rem;
}
.readout-value {
  display: block;
  font: 500 0.95rem var(--mono);
  color: var(--accent);
  font-feature-settings: "tnum" 1, "zero" 1;
  letter-spacing: -0.01em;
}

/* ── Unit Converter ─────────────────────────────────────────── */
.converter-layout { display: flex; flex-direction: column; gap: 0.85rem; }
.converter-input-row {
  display: grid; gap: 0.75rem;
  grid-template-columns: 1fr 1fr;
}
@media (max-width: 720px) { .converter-input-row { grid-template-columns: 1fr; } }
.converter-results {
  display: grid; gap: 0.5rem;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}
.converter-row {
  padding: 0.7rem 0.9rem;
  background: var(--panel-2);
  border-top: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 0.3rem;
}
.converter-row-label {
  font: 500 0.66rem/1 var(--sans);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-3, var(--dim));
}
.converter-row-value {
  font: 500 1rem var(--mono);
  color: var(--accent);
  font-feature-settings: "tnum" 1, "zero" 1;
}
.reference-table {
  display: grid; gap: 0.4rem;
  margin-top: 0.5rem;
  padding: 0.85rem 1rem;
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.reference-row {
  display: grid; gap: 0.5rem;
  grid-template-columns: 1fr auto;
  font-family: var(--mono);
  font-feature-settings: "tnum" 1;
  font-size: 0.82rem;
  color: var(--ink-2, var(--dim));
}

/* ── Altitude Calculator ────────────────────────────────────── */
.altitude-layout { display: flex; flex-direction: column; gap: 0.85rem; }
.altitude-controls {
  display: grid; gap: 0.75rem;
  grid-template-columns: 2fr 1fr;
}
@media (max-width: 720px) { .altitude-controls { grid-template-columns: 1fr; } }
.alt-readouts {
  display: grid; gap: 0.5rem;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}
.alt-readout {
  padding: 0.7rem 0.9rem;
  background: var(--panel-2);
  border-top: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 0.3rem;
}
.alt-readout-label {
  font: 500 0.66rem/1 var(--sans);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-3, var(--dim));
}
.alt-readout-value {
  font: 500 0.95rem var(--mono);
  color: var(--accent);
  font-feature-settings: "tnum" 1, "zero" 1;
}
.alt-markers {
  display: grid; gap: 0.4rem;
  padding: 0.85rem 1rem;
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.alt-marker {
  display: grid; gap: 0.5rem;
  grid-template-columns: 80px 1fr auto;
  font-family: var(--mono);
  font-feature-settings: "tnum" 1;
  font-size: 0.82rem;
  color: var(--ink-2, var(--dim));
  padding: 0.25rem 0;
}
.alt-marker.active { color: var(--accent); font-weight: 600; }

/* ── Weather Forecaster ─────────────────────────────────────── */
.weather-layout { display: flex; flex-direction: column; gap: 0.85rem; }
.weather-controls {
  display: grid; gap: 0.75rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.wx-forecast {
  padding: 1.1rem 1.2rem;
  background: var(--panel-2);
  border-top: 1px solid var(--border);
  font-family: var(--serif);
  font-size: 0.95rem;
  color: var(--ink-2, var(--text));
  line-height: 1.6;
}
.wx-forecast-headline {
  font: 600 1.15rem var(--serif);
  color: var(--accent);
  margin-bottom: 0.5rem;
}
.wx-forecast-detail {
  margin: 0.4rem 0;
}

@media (max-width: 720px) {
  .hero-canvas { height: 320px; }
}
@media (max-width: 480px) {
  .hero-canvas { height: 240px; }
}
