/* fcc-earthquakes — site-specific Field Bulletin layer.
 *
 * Sits on top of /shared/fcc-museum.css. Owns the site signature
 * accent (seismic-trace amber) and earthquake-specific module styles
 * (hero map canvas, Richter visualizer, plates panel, live feed).
 *
 * Per-site accent override: uses :root + html[data-mode="dark"] to
 * beat editorial-tokens.css's default --accent without losing the
 * theme-boot light/dark contract.
 */

/* ── Per-site accent: seismic-trace amber ───────────────────────── *
 * Dark-mode is the default (matches the no-preset preview case AND most
 * fcc.cc users who run a dark preset). Light-mode is the override.
 * ----------------------------------------------------------------- */
/* !important is required because /shared/fcc-theme-boot.js writes
   --accent as inline-style on <html> — that beats stylesheet specificity
   alone. Per-site signature accents must win to give each museum a
   distinct identity regardless of which theme preset the user has saved. */
:root, html[data-mode="dark"] {
  --accent:      #e87b4f !important;
  --accent-2:    #f59f7c !important;
  --accent-wash: color-mix(in srgb, #e87b4f 12%, transparent) !important;
  --accent-ink:  #0a0b0d !important;

  /* Earthquake-specific data colors — domain encoding, not theme. */
  --quake-mild:     #a3e635;
  --quake-moderate: #facc15;
  --quake-strong:   #f97316;
  --quake-severe:   #ef4444;
  --quake-map-bg:   #0a1116;
}

html[data-mode="light"] {
  --accent:      #b65a3a !important;
  --accent-2:    #d56a44 !important;
  --accent-wash: color-mix(in srgb, #b65a3a 6%, transparent) !important;
  --accent-ink:  #ffffff !important;
}

/* ── Hero — live earthquake map ─────────────────────────────────── */
.hero-card { padding: 1.75rem 1.5rem 1.5rem; }
.quake-map-canvas {
  width: 100%; height: 360px;
  background: var(--quake-map-bg);
  border: 0;
  border-top: 1px solid var(--border);
  border-radius: 0;
  display: block;
  cursor: default;
}

/* Magnitude-floor chip group above the hero canvas */
.mag-floor-chips {
  display: flex; gap: 0.4rem;
  margin: 0 0 0.85rem;
  align-items: center;
  flex-wrap: wrap;
}
.mag-floor-chips .mag-floor-label {
  font: 500 0.7rem/1 var(--sans);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-3, var(--dim));
  margin-right: 0.4rem;
}
.mag-floor-chip {
  font: 500 0.74rem/1 var(--mono);
  letter-spacing: 0.04em;
  padding: 0.4rem 0.7rem;
  border-radius: var(--r-1);
  background: transparent;
  border: 1px solid var(--border);
  color: var(--ink-3, var(--dim));
  cursor: pointer;
  transition:
    color var(--dur-1) var(--ease-in-out),
    border-color var(--dur-1) var(--ease-in-out),
    background var(--dur-1) var(--ease-in-out);
}
.mag-floor-chip:hover { color: var(--ink-2, var(--text)); border-color: var(--rule-strong); }
.mag-floor-chip.active {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-wash);
}

/* Hero legend strip (DOM-rendered, sits below the canvas) */
.hero-legend {
  display: flex; gap: 1.25rem; flex-wrap: wrap;
  margin-top: 0.75rem;
  font: 500 0.7rem/1 var(--mono);
  letter-spacing: 0.06em;
  color: var(--ink-3, var(--dim));
  align-items: center;
}
.hero-legend-item {
  display: inline-flex; align-items: center; gap: 0.4rem;
}
.hero-legend-swatch {
  width: 9px; height: 9px; border-radius: 50%;
}

/* Pin-card (click-to-pin from the hero map) */
.quake-info {
  margin-top: 0.85rem;
  padding: 0.75rem 1rem;
  background: var(--panel-2);
  border: 0;
  border-top: 1px solid var(--border);
  font-size: 0.88rem;
}
.quake-info[hidden] { display: none; }
.quake-card-meta {
  display: flex; align-items: baseline; gap: 0.6rem;
  flex-wrap: wrap;
}
.quake-card-mag {
  font: 500 1.4rem var(--mono);
  letter-spacing: -0.02em;
  font-feature-settings: "tnum" 1;
}
.quake-card-place {
  font-family: var(--serif);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  flex: 1 0 auto;
}
.quake-card-close {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--ink-3, var(--dim));
  font-size: 1rem;
  line-height: 1;
  padding: 0.1rem 0.45rem;
  border-radius: var(--r-2);
  cursor: pointer;
}
.quake-card-close:hover { color: var(--text); border-color: var(--accent); }
.quake-card-detail {
  margin-top: 0.45rem;
  display: flex; gap: 1.2rem; flex-wrap: wrap;
  font: 500 0.78rem var(--mono);
  color: var(--ink-3, var(--dim));
  font-feature-settings: "tnum" 1;
}
.quake-card-tsunami {
  color: var(--quake-severe);
  font-weight: 700;
}

/* ── Richter Visualizer ─────────────────────────────────────────── */
.richter-layout { display: flex; flex-direction: column; gap: 1.25rem; }
.richter-canvas {
  width: 100%; height: 140px;
  background: var(--bg);
  border: 0;
  border-top: 1px solid var(--border);
  border-radius: 0;
  display: block;
}
.richter-desc { line-height: 1.55; }
.richter-category {
  font-size: 0.95rem;
  color: var(--ink-2, var(--text));
  margin-bottom: 0.85rem;
}
.richter-equiv-grid {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}
.richter-equiv {
  display: flex; flex-direction: column;
  padding: 0.65rem 0.85rem;
  background: var(--panel-2);
  border: 0;
  border-top: 1px solid var(--border);
}
.equiv-label {
  font: 500 0.66rem/1 var(--sans);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-3, var(--dim));
  margin-bottom: 0.35rem;
}
.equiv-value {
  font-family: var(--mono);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text);
  font-feature-settings: "tnum" 1, "zero" 1;
}

.control-group input[type="range"] { margin-top: 0.35rem; }

/* ── Tectonic Plates ────────────────────────────────────────────── */
.plates-layout { display: flex; flex-direction: column; gap: 0.85rem; }
.plates-canvas {
  width: 100%; height: 320px;
  background: var(--quake-map-bg);
  border: 0;
  border-top: 1px solid var(--border);
  border-radius: 0;
  display: block;
  cursor: default;
}
.plate-info {
  padding: 0.75rem 1rem;
  background: var(--panel-2);
  border: 0;
  border-top: 1px solid var(--border);
  font-size: 0.88rem;
  color: var(--text);
}
.plate-info[hidden] { display: none; }
.plate-info-header {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 0.5rem; flex-wrap: wrap;
  margin-bottom: 0.35rem;
}
.plate-info-name {
  font-family: var(--serif);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
}
.plate-info-type {
  font: 500 0.7rem/1 var(--mono);
  letter-spacing: 0.12em;
}
.plate-info-desc {
  margin: 0;
  font-size: 0.85rem;
  color: var(--ink-2, var(--dim));
  line-height: 1.55;
}

/* ── Live Feed ──────────────────────────────────────────────────── */
.feed-layout { display: flex; flex-direction: column; gap: 0.75rem; }
.feed-header {
  display: flex; align-items: center; justify-content: space-between;
  gap: 0.75rem; flex-wrap: wrap;
}
.feed-status {
  font: 500 0.74rem/1 var(--mono);
  letter-spacing: 0.06em;
  color: var(--ink-3, var(--dim));
  font-feature-settings: "tnum" 1;
}
.feed-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  table-layout: fixed;
}
.feed-table th {
  text-align: left;
  padding: 0.55rem 0.6rem;
  font: 500 0.66rem/1 var(--sans);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-3, var(--dim));
  border-bottom: 1px solid var(--border);
}
.feed-table td {
  padding: 0.55rem 0.6rem;
  border-bottom: 1px solid var(--rule-2, var(--border));
  color: var(--text);
}
.feed-table tr {
  cursor: pointer;
  transition: background var(--dur-1) var(--ease-in-out);
}
.feed-table tr:hover td { background: color-mix(in srgb, var(--panel-2) 60%, transparent); }
.feed-table tr:focus-visible td {
  background: color-mix(in srgb, var(--accent) 6%, transparent);
  outline: none;
}
.feed-mag {
  font-family: var(--mono);
  font-weight: 700;
  font-feature-settings: "tnum" 1;
  width: 4.5rem;
}
.feed-depth {
  font-family: var(--mono);
  font-feature-settings: "tnum" 1;
  color: var(--ink-2, var(--dim));
  width: 5.5rem;
}
.feed-time {
  font-family: var(--mono);
  font-feature-settings: "tnum" 1;
  color: var(--ink-3, var(--dim));
  white-space: nowrap;
  width: 5rem;
}
.feed-spark-cell {
  width: 92px;
  padding: 0.25rem 0.5rem 0.25rem 0.6rem;
}
.feed-spark {
  width: 84px; height: 22px;
  display: block;
}

/* ── Responsive ─────────────────────────────────────────────────── */
@media (max-width: 720px) {
  .quake-map-canvas { height: 280px; }
  .plates-canvas { height: 240px; }
  .richter-canvas { height: 120px; }
  .feed-table th, .feed-table td { padding: 0.45rem 0.4rem; }
  .feed-spark-cell { width: 64px; }
  .feed-spark { width: 56px; height: 18px; }
}
@media (max-width: 480px) {
  .feed-table { font-size: 0.78rem; }
  .feed-depth { display: none; }
  .feed-table th:nth-child(4), .feed-table td:nth-child(4) { display: none; }
}
