/* ============================================================================
   ExoLight Phase III - Tabbed diagnostic shell
   Keeps the default model view light while preserving all advanced layers.
   v03: compact tab pages + shared circular diagnostic gauges.
   ============================================================================ */

.exolight-tab-bar {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 42px;
  padding: 6px 8px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background:
    radial-gradient(circle at 0% 0%, color-mix(in srgb, var(--accent) 10%, transparent), transparent 48%),
    linear-gradient(180deg, color-mix(in srgb, var(--surface) 94%, transparent), color-mix(in srgb, var(--surface-2) 98%, transparent));
  box-shadow: var(--shadow);
}

.exolight-tab-group {
  display: flex;
  align-items: center;
  gap: 7px;
  min-width: 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.exolight-tab-group::-webkit-scrollbar { display: none; }

.exolight-tab-button {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: color-mix(in srgb, var(--surface-2) 86%, transparent);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 9.5px;
  font-weight: 900;
  letter-spacing: .055em;
  text-transform: uppercase;
  transition: border-color .14s ease, color .14s ease, background .14s ease, transform .14s ease;
}

.exolight-tab-button:hover {
  color: var(--text);
  border-color: color-mix(in srgb, var(--accent) 55%, var(--line));
  background: color-mix(in srgb, var(--accent) 10%, var(--surface-2));
}

.exolight-tab-button[aria-selected="true"] {
  color: var(--text);
  border-color: color-mix(in srgb, var(--model) 70%, var(--line));
  background: linear-gradient(180deg, color-mix(in srgb, var(--model) 18%, var(--surface)), color-mix(in srgb, var(--surface-2) 96%, transparent));
  box-shadow: inset 0 1px 0 color-mix(in srgb, white 10%, transparent);
}

.exolight-tab-status {
  flex: 0 1 360px;
  max-width: 360px;
  overflow: hidden;
  color: var(--muted-2);
  font-size: 10.5px;
  font-weight: 740;
  white-space: nowrap;
  text-overflow: ellipsis;
}

body.exolight-tabs-active .workspace {
  grid-template-rows: auto minmax(0, 1fr);
}

body.exolight-tabs-active .left-panel,
body.exolight-tabs-active .main-panel,
body.exolight-tabs-active .right-panel {
  grid-row: 2;
}

body[data-exolight-tab="model"] #observatory-deck-shell,
body[data-exolight-tab="model"] #mission-control-shell,
body[data-exolight-tab="model"] #residual-inspector-shell,
body[data-exolight-tab="model"] #evidence-cockpit-shell {
  display: none !important;
}

body[data-exolight-tab="mission"] .scene-panel,
body[data-exolight-tab="mission"] .plot-card,
body[data-exolight-tab="mission"] #observatory-deck-shell,
body[data-exolight-tab="mission"] #residual-inspector-shell,
body[data-exolight-tab="mission"] #evidence-cockpit-shell {
  display: none !important;
}

body[data-exolight-tab="observatory"] .scene-panel,
body[data-exolight-tab="observatory"] .plot-card,
body[data-exolight-tab="observatory"] #mission-control-shell,
body[data-exolight-tab="observatory"] #residual-inspector-shell,
body[data-exolight-tab="observatory"] #evidence-cockpit-shell {
  display: none !important;
}

body[data-exolight-tab="residuals"] .scene-panel,
body[data-exolight-tab="residuals"] .plot-card,
body[data-exolight-tab="residuals"] #observatory-deck-shell,
body[data-exolight-tab="residuals"] #mission-control-shell,
body[data-exolight-tab="residuals"] #evidence-cockpit-shell {
  display: none !important;
}

body[data-exolight-tab="evidence"] .scene-panel,
body[data-exolight-tab="evidence"] .plot-card,
body[data-exolight-tab="evidence"] #observatory-deck-shell,
body[data-exolight-tab="evidence"] #mission-control-shell,
body[data-exolight-tab="evidence"] #residual-inspector-shell {
  display: none !important;
}

body[data-exolight-tab="model"] .main-panel {
  grid-template-rows: minmax(280px, 1fr) minmax(240px, 300px) minmax(90px, auto) !important;
  overflow-y: auto;
  overflow-x: hidden;
}

body[data-exolight-tab="mission"] .main-panel,
body[data-exolight-tab="observatory"] .main-panel,
body[data-exolight-tab="residuals"] .main-panel,
body[data-exolight-tab="evidence"] .main-panel {
  grid-template-rows: auto !important;
  align-content: start;
  overflow: auto;
  padding-right: 2px;
}

body[data-exolight-tab="mission"] #mission-control-shell,
body[data-exolight-tab="observatory"] #observatory-deck-shell,
body[data-exolight-tab="residuals"] #residual-inspector-shell,
body[data-exolight-tab="evidence"] #evidence-cockpit-shell {
  display: block !important;
  align-self: start;
  min-height: 0;
  height: auto;
  max-height: calc(100vh - 178px);
  overflow: auto;
}

body[data-exolight-tab="mission"] .mission-control-card,
body[data-exolight-tab="observatory"] .observatory-deck-shell,
body[data-exolight-tab="residuals"] .residual-inspector-card,
body[data-exolight-tab="evidence"] .evidence-cockpit-card {
  min-height: auto;
}

body[data-exolight-tab="mission"] .scene-stage canvas,
body[data-exolight-tab="observatory"] .scene-stage canvas,
body[data-exolight-tab="residuals"] .scene-stage canvas,
body[data-exolight-tab="evidence"] .scene-stage canvas {
  visibility: hidden;
}

.diagnostic-gauge {
  --gauge-size: 112px;
  --gauge-track: color-mix(in srgb, var(--line) 74%, transparent);
  --gauge-fill: var(--model);
  position: relative;
  width: var(--gauge-size);
  height: var(--gauge-size);
  flex: 0 0 var(--gauge-size);
  display: grid;
  place-items: center;
  border-radius: 50%;
  filter: drop-shadow(0 10px 22px rgba(0, 0, 0, .22));
}

.diagnostic-gauge.compact { --gauge-size: 92px; }
.diagnostic-gauge.large { --gauge-size: 124px; }
.diagnostic-gauge.good { --gauge-fill: var(--ok); }
.diagnostic-gauge.watch { --gauge-fill: var(--accent); }
.diagnostic-gauge.caution { --gauge-fill: var(--warn); }
.diagnostic-gauge.poor { --gauge-fill: var(--danger); }
.diagnostic-gauge.unknown { --gauge-fill: var(--muted); }

.diagnostic-gauge-ring {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background:
    conic-gradient(var(--gauge-fill) calc(var(--score) * 1%), var(--gauge-track) 0),
    radial-gradient(circle, color-mix(in srgb, var(--gauge-fill) 24%, transparent), transparent 64%);
  mask: radial-gradient(circle, transparent 56%, black 57%);
}

.diagnostic-gauge-core {
  position: absolute;
  inset: 12px;
  display: grid;
  place-items: center;
  align-content: center;
  border: 1px solid color-mix(in srgb, var(--gauge-fill) 44%, var(--line));
  border-radius: inherit;
  background:
    radial-gradient(circle, color-mix(in srgb, var(--gauge-fill) 10%, transparent), transparent 72%),
    color-mix(in srgb, var(--surface-2) 92%, transparent);
  text-align: center;
}

.diagnostic-gauge-core strong {
  color: var(--text);
  font-family: var(--mono);
  font-size: calc(var(--gauge-size) * .25);
  font-weight: 950;
  line-height: .88;
}

.diagnostic-gauge-core span {
  color: var(--muted-2);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 850;
}

.diagnostic-gauge-core small {
  max-width: 78px;
  color: var(--muted);
  font-size: 8.5px;
  font-weight: 900;
  line-height: 1.15;
  text-transform: uppercase;
  letter-spacing: .055em;
}

.phaseiii-status-pill {
  border-color: color-mix(in srgb, var(--ok) 52%, var(--line)) !important;
}

.phaseiii-status-pill strong {
  color: var(--ok) !important;
}

@media (max-width: 1180px) {
  body.exolight-tabs-active .workspace {
    grid-template-rows: auto auto auto auto;
  }

  body.exolight-tabs-active .left-panel,
  body.exolight-tabs-active .main-panel,
  body.exolight-tabs-active .right-panel {
    grid-row: auto;
  }

  .exolight-tab-bar {
    position: sticky;
    top: 0;
    z-index: 12;
  }

  body[data-exolight-tab="model"] .main-panel,
  body[data-exolight-tab="mission"] .main-panel,
  body[data-exolight-tab="observatory"] .main-panel,
  body[data-exolight-tab="residuals"] .main-panel,
  body[data-exolight-tab="evidence"] .main-panel {
    grid-template-rows: auto !important;
  }

  body[data-exolight-tab="mission"] #mission-control-shell,
  body[data-exolight-tab="observatory"] #observatory-deck-shell,
  body[data-exolight-tab="residuals"] #residual-inspector-shell,
  body[data-exolight-tab="evidence"] #evidence-cockpit-shell {
    max-height: none;
  }
}

@media (max-width: 760px) {
  .exolight-tab-bar {
    align-items: stretch;
    flex-direction: column;
  }

  .exolight-tab-status {
    max-width: none;
    white-space: normal;
  }
}