:root {
  --panel: rgba(10, 14, 18, 0.82);
  --panel-solid: rgba(10, 14, 18, 0.95);
  --border: rgba(255, 255, 255, 0.08);
  --accent: #35e0ff;
  --text: #d6e2ea;
  --dim: #7c8b97;
  --ok: #46e08a;
  --warn: #ffcf50;
  --err: #ff5964;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  background: #05080b;
  color: var(--text);
  font-family: ui-monospace, "SF Mono", "Cascadia Code", Menlo, Consolas, monospace;
}

#cesiumContainer {
  position: absolute;
  inset: 0;
}

/* ---- HUD ---- */
#hud {
  position: absolute;
  top: 14px;
  left: 14px;
  width: 288px;
  max-height: calc(100vh - 28px);
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 10;
  font-size: 12px;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5);
}

#hud header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.brand {
  font-weight: 700;
  letter-spacing: 0.5px;
  font-size: 14px;
  color: #fff;
}
.brand span {
  color: var(--accent);
  font-weight: 500;
  font-size: 11px;
}

#live-chip {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 3px 8px;
  border-radius: 999px;
  white-space: nowrap;
  border: 1px solid transparent;
}
#live-chip[data-state="live"] {
  color: var(--ok);
  border-color: rgba(70, 224, 138, 0.4);
  background: rgba(70, 224, 138, 0.1);
}
#live-chip[data-state="scrub"] {
  color: var(--warn);
  border-color: rgba(255, 207, 80, 0.4);
  background: rgba(255, 207, 80, 0.1);
  font-size: 9px;
}

.modes {
  display: flex;
  gap: 6px;
}
.modes button {
  flex: 1;
  padding: 6px 8px;
  font: inherit;
  font-size: 11px;
  color: var(--dim);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.15s;
}
.modes button:hover { color: var(--text); }
.modes button.active {
  color: #04121a;
  background: var(--accent);
  border-color: var(--accent);
  font-weight: 700;
}

/* ---- portal to SOLARGOD (sibling orrery) ---- */
.portal-link {
  display: block;
  text-align: center;
  padding: 6px 8px;
  font-size: 11px;
  color: var(--dim);
  text-decoration: none;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: all 0.15s;
}
.portal-link:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* ---- layer rows ---- */
#layers {
  display: flex;
  flex-direction: column;
  gap: 1px;
  overflow-y: auto;
}

/* ---- collapsible category sections ---- */
.cat:has(.cat-body:empty) { display: none; } /* hide unused categories */
.cat-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 4px 3px;
  margin-top: 4px;
  cursor: pointer;
  user-select: none;
  color: var(--dim);
  font-size: 9.5px;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  border-top: 1px solid var(--border);
}
.cat-header:hover { color: var(--text); }
.cat-chevron { font-size: 8px; width: 8px; transition: transform 0.15s; }
.cat.collapsed .cat-chevron { transform: rotate(-90deg); }
.cat.collapsed .cat-body { display: none; }
.cat-body { display: flex; flex-direction: column; gap: 1px; }

.layer-row {
  padding: 5px 4px;
  border-radius: 6px;
}
.layer-row:hover { background: rgba(255, 255, 255, 0.03); }
.layer-row label {
  display: flex;
  align-items: center;
  gap: 7px;
  cursor: pointer;
  user-select: none;
}
.layer-row input[type="checkbox"] {
  accent-color: var(--accent);
  margin: 0;
  cursor: pointer;
}
.layer-row .lname {
  flex: 1;
  color: var(--text);
}
.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex: none;
  background: var(--dim);
  transition: background 0.2s;
}
.dot[data-state="ok"] { background: var(--ok); box-shadow: 0 0 6px rgba(70, 224, 138, 0.6); }
.dot[data-state="warn"] { background: var(--warn); box-shadow: 0 0 6px rgba(255, 207, 80, 0.6); }
.dot[data-state="err"] { background: var(--err); box-shadow: 0 0 6px rgba(255, 89, 100, 0.6); }
.dot[data-state="off"] { background: var(--dim); }
.lstatus {
  padding: 0 0 0 24px;
  color: var(--dim);
  font-size: 10px;
  line-height: 1.3;
  min-height: 0;
}
.lstatus:empty { display: none; }

#hud footer {
  border-top: 1px solid var(--border);
  padding-top: 8px;
  color: var(--dim);
  font-size: 9.5px;
  line-height: 1.4;
}
#hud footer .demo { color: var(--warn); }

/* ---- aircraft pick overlay ---- */
#pick-overlay {
  position: absolute;
  bottom: 130px;
  right: 14px;
  width: 220px;
  padding: 12px 14px;
  background: var(--panel-solid);
  border: 1px solid var(--border);
  border-left: 2px solid var(--accent);
  border-radius: 10px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 10;
  font-size: 11px;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5);
}
#pick-overlay[hidden] { display: none; }
#pick-overlay .po-title {
  font-weight: 700;
  color: #fff;
  font-size: 13px;
  margin-bottom: 6px;
}
#pick-overlay .po-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 1px 0;
}
#pick-overlay .po-row span:first-child { color: var(--dim); }
#pick-overlay .po-close {
  position: absolute;
  top: 8px;
  right: 10px;
  cursor: pointer;
  color: var(--dim);
  font-size: 14px;
}
#pick-overlay .po-close:hover { color: var(--text); }

/* Keep Cesium's info box on-theme without fighting it */
.cesium-infoBox { font-family: ui-monospace, monospace; }

/* ---- Solar System mode ---- */
#ss-btn {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 12;
  padding: 8px 14px;
  font: 12px ui-monospace, "SF Mono", Menlo, monospace;
  color: var(--text);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  cursor: pointer;
  letter-spacing: 0.5px;
  transition: all 0.15s;
}
#ss-btn:hover { color: #fff; border-color: rgba(255,255,255,0.25); }
#ss-btn.active { color: #04121a; background: var(--accent); border-color: var(--accent); font-weight: 700; }

#ss-panel {
  position: absolute;
  top: 14px;
  left: 14px;
  width: 240px;
  z-index: 12;
  padding: 14px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  font: 12px ui-monospace, Menlo, monospace;
  color: var(--text);
}
#ss-panel .ss-title {
  font-weight: 700; letter-spacing: 1px; color: var(--accent); font-size: 11px;
  margin-bottom: 10px; cursor: pointer; user-select: none;
  display: flex; align-items: center; justify-content: space-between;
}
#ss-panel .ss-collapse { font-size: 9px; transition: transform 0.15s; }
#ss-panel.collapsed .ss-collapse { transform: rotate(-90deg); }
#ss-panel.collapsed { width: auto; }
#ss-panel.collapsed .ss-title { margin-bottom: 0; }
#ss-panel.collapsed .ss-body { display: none; }
#ss-panel .ss-overview { color: var(--accent); border-color: rgba(53,224,255,0.3); margin-bottom: 8px; }
#ss-panel .ss-dests { display: flex; flex-direction: column; gap: 4px; }
#ss-panel .ss-dest {
  text-align: left;
  padding: 7px 10px;
  font: inherit;
  color: var(--text);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.12s;
}
#ss-panel .ss-dest:hover { background: rgba(53,224,255,0.12); border-color: var(--accent); color: #fff; }
#ss-panel .ss-back { margin-top: 8px; color: var(--dim); }
#ss-panel .ss-foot { margin-top: 12px; padding-top: 10px; border-top: 1px solid var(--border); color: var(--dim); font-size: 9.5px; line-height: 1.4; }
#ss-panel .ss-foot a { color: var(--dim); }

/* Solar System mode hides the Earth/OSINT clock + timeline chrome for a clean view. */
body.ss-active .cesium-viewer-timelineContainer,
body.ss-active .cesium-viewer-animationContainer,
body.ss-active #live-chip { display: none !important; }

/* ---- Space missions list (in the Travel-to panel) ---- */
#ss-panel .ss-missions-toggle { margin-top: 8px; }
#ss-panel .ss-missions-toggle.active { color: #04121a; background: var(--accent); border-color: var(--accent); font-weight: 700; }
#ss-panel .ss-missions-hint { color: var(--dim); font-size: 9px; margin: 6px 2px 4px; }
#ss-panel .ss-missions { display: flex; flex-direction: column; gap: 2px; max-height: 220px; overflow-y: auto; }
#ss-panel .ss-mission {
  display: flex; align-items: center; gap: 7px;
  padding: 5px 8px; font: inherit; font-size: 11px; text-align: left;
  color: var(--text); background: rgba(255, 255, 255, 0.02);
  border: 1px solid transparent; border-radius: 6px; cursor: pointer; transition: all 0.12s;
}
#ss-panel .ss-mission:hover { background: rgba(255, 255, 255, 0.06); }
#ss-panel .ss-mission.active { background: rgba(53, 224, 255, 0.12); border-color: var(--accent); }
#ss-panel .ss-mission-dot { width: 8px; height: 8px; border-radius: 50%; flex: none; box-shadow: 0 0 5px currentColor; }
#ss-panel .ss-mission-name { flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
#ss-panel .ss-mission-tgt { color: var(--dim); font-size: 12px; }

/* ---- Infographic card (planet facts + mission info) ---- */
#ss-card {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 268px;
  max-height: calc(100vh - 28px);
  overflow-y: auto;
  z-index: 13;
  padding: 16px;
  background: var(--panel-solid);
  border: 1px solid var(--border);
  border-radius: 12px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  font: 12px ui-monospace, Menlo, monospace;
  color: var(--text);
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5);
}
/* Sit below the Solar System button, which shares the top-right corner. */
body.ss-active #ss-card { top: 62px; }
#ss-card .ss-card-x {
  position: absolute; top: 10px; right: 12px; width: 20px; height: 20px;
  padding: 0; font: 16px/1 ui-monospace, monospace; color: var(--dim);
  background: none; border: none; cursor: pointer;
}
#ss-card .ss-card-x:hover { color: var(--text); }
#ss-card .ss-card-title { font-size: 16px; font-weight: 700; color: #fff; margin: 0 20px 8px 0; letter-spacing: 0.5px; }
#ss-card .ss-card-blurb { color: var(--text); font-size: 11px; line-height: 1.5; margin-bottom: 12px; }
#ss-card .ss-card-stats { display: flex; flex-direction: column; gap: 3px; margin-bottom: 12px; }
#ss-card .ss-card-row { display: flex; justify-content: space-between; gap: 10px; padding: 3px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.05); }
#ss-card .ss-card-row span:first-child { color: var(--dim); }
#ss-card .ss-card-row span:last-child { color: var(--text); text-align: right; }
#ss-card .ss-card-fact {
  font-size: 10.5px; line-height: 1.45; color: var(--accent);
  background: rgba(53, 224, 255, 0.08); border-left: 2px solid var(--accent);
  padding: 8px 10px; border-radius: 0 6px 6px 0;
}