/* ============================================================================
   UNIFIED FAST PANEL V2 - Premium Minimal Neutral Dark Theme
   Single adaptive panel for system health + hex data + cascading disasters
   ============================================================================ */

/* Use existing Fast Panel V2 theme variables from fire-alerts-v2.css */
:root {
  --ufp-bg: #0b1220;
  --ufp-surface: #0f172a;
  --ufp-border: #223043;
  --ufp-text: #e2e8f0;
  --ufp-dim: #94a3b8;
  --ufp-accent: #60a5fa;
  --ufp-good: #22c55e;
  --ufp-warn: #f59e0b;
  --ufp-crit: #ef4444;
  --ufp-shadow: 0 8px 24px rgba(0,0,0,.35);
}

/* ============================================================================
   PANEL CONTAINER
   ============================================================================ */

#unified-fast-panel-v2 {
  position: fixed;
  top: 70px;
  right: 16px;
  width: min(1200px, calc(100vw - 32px));
  min-height: 400px;
  max-height: calc(100vh - 90px);
  background: linear-gradient(145deg, rgba(17,25,39,0.95), rgba(15,23,42,0.98));
  backdrop-filter: blur(16px) saturate(150%);
  border: 1px solid var(--ufp-border);
  border-radius: 12px;
  box-shadow: var(--ufp-shadow), 0 0 0 1px rgba(56,72,95,0.3);
  z-index: 9998;
  display: none;
  flex-direction: column;
  overflow: hidden;
  animation: panel-slide-in 0.25s cubic-bezier(0.4, 0.14, 0.3, 1);
}

#unified-fast-panel-v2.visible {
  display: flex;
}

@keyframes panel-slide-in {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================================================
   PANEL HEADER
   ============================================================================ */

.ufp-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: linear-gradient(180deg, rgba(15,23,42,0.8), rgba(30,41,59,0.4));
  border-bottom: 1px solid var(--ufp-border);
  flex-shrink: 0;
  min-height: 48px;
}

.ufp-header__title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--ufp-text);
  flex-shrink: 0;
}

.ufp-header__badge {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.6px;
  color: #c7d2fe;
  background: linear-gradient(180deg, rgba(30,41,59,.6), rgba(17,24,39,.6));
  border: 1px solid rgba(148,163,184,.24);
  padding: 2px 8px;
  border-radius: 999px;
  box-shadow: 0 1px 0 rgba(255,255,255,.04) inset, 0 2px 8px rgba(0,0,0,.35);
  white-space: nowrap;
}

.ufp-header__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 11px;
  color: var(--ufp-dim);
  flex-shrink: 1;
  min-width: 0;
  flex-wrap: wrap;
}

.ufp-header__close {
  background: transparent;
  border: none;
  color: var(--ufp-dim);
  font-size: 20px;
  cursor: pointer;
  padding: 4px 8px;
  line-height: 1;
  transition: color 0.2s ease;
  flex-shrink: 0;
}

.ufp-header__close:hover {
  color: var(--ufp-crit);
}

/* ============================================================================
   PANEL CONTENT - 4 COLUMN GRID LAYOUT
   ============================================================================ */

.ufp-content {
  flex: 1 1 auto;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 16px;
  min-height: 300px;
}

.ufp-columns {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  min-height: 100%;
}

/* Responsive: 2 columns on tablet */
@media (max-width: 1200px) {
  .ufp-columns {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Responsive: 1 column on mobile */
@media (max-width: 768px) {
  #unified-fast-panel-v2 {
    top: 60px;
    right: 8px;
    width: calc(100vw - 16px);
    max-height: calc(100vh - 70px);
    min-height: 350px;
  }

  .ufp-columns {
    grid-template-columns: 1fr;
  }

  .ufp-header {
    flex-wrap: wrap;
    gap: 8px;
  }

  .ufp-header__meta {
    order: 3;
    width: 100%;
    justify-content: space-between;
  }

  .ufp-header__close {
    order: 2;
  }
}

/* ============================================================================
   COLUMN COMPONENT
   ============================================================================ */

.ufp-column {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ufp-column__header {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--ufp-dim);
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(148,163,184,0.1);
}

/* ============================================================================
   METRIC CARD - Reusable Component
   ============================================================================ */

.metric-card {
  background: linear-gradient(180deg, rgba(15,23,42,0.6), rgba(30,41,59,0.3));
  border: 1px solid var(--ufp-border);
  border-radius: 8px;
  padding: 12px;
  transition: all 0.2s ease;
}

.metric-card:hover {
  border-color: var(--ufp-accent);
  box-shadow: 0 4px 12px rgba(96,165,250,0.15);
}

.metric-card__header {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--ufp-dim);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.metric-card__icon {
  font-size: 14px;
  filter: drop-shadow(0 1px 2px rgba(0,0,0,0.4));
}

.metric-card__body {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.metric-card__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
}

.metric-card__label {
  font-size: 12px;
  font-weight: 400;
  color: var(--ufp-dim);
  flex-shrink: 0;
}

.metric-card__value {
  font-size: 13px;
  font-weight: 600;
  color: var(--ufp-text);
  text-align: right;
}

.metric-card__value--large {
  font-size: 16px;
  font-weight: 700;
}

.metric-card__value--good {
  color: var(--ufp-good);
}

.metric-card__value--warn {
  color: var(--ufp-warn);
}

.metric-card__value--crit {
  color: var(--ufp-crit);
}

/* ============================================================================
   STATUS INDICATOR
   ============================================================================ */

.status-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  background: linear-gradient(135deg, rgba(34,197,94,0.1), rgba(34,197,94,0.05));
  border: 1px solid rgba(34,197,94,0.3);
  border-radius: 8px;
  margin-bottom: 12px;
}

.status-indicator--degraded {
  background: linear-gradient(135deg, rgba(245,158,11,0.1), rgba(245,158,11,0.05));
  border-color: rgba(245,158,11,0.3);
}

.status-indicator--critical {
  background: linear-gradient(135deg, rgba(239,68,68,0.1), rgba(239,68,68,0.05));
  border-color: rgba(239,68,68,0.3);
}

.status-indicator__icon {
  font-size: 18px;
  flex-shrink: 0;
}

.status-indicator__content {
  flex: 1;
}

.status-indicator__title {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.4px;
  color: var(--ufp-text);
  margin-bottom: 2px;
}

.status-indicator__subtitle {
  font-size: 11px;
  font-weight: 400;
  color: var(--ufp-dim);
}

/* ============================================================================
   PROGRESS BAR
   ============================================================================ */

.progress-bar {
  width: 100%;
  height: 6px;
  background: rgba(148,163,184,0.2);
  border-radius: 3px;
  overflow: hidden;
  margin-top: 4px;
}

.progress-bar__fill {
  height: 100%;
  background: linear-gradient(90deg, var(--ufp-good), rgba(34,197,94,0.8));
  transition: width 0.3s ease;
  border-radius: 3px;
}

.progress-bar__fill--degraded {
  background: linear-gradient(90deg, var(--ufp-warn), rgba(245,158,11,0.8));
}

.progress-bar__fill--critical {
  background: linear-gradient(90deg, var(--ufp-crit), rgba(239,68,68,0.8));
}

/* ============================================================================
   DATASET CARD - Data Quality Visualization
   ============================================================================ */

.dataset-card {
  background: linear-gradient(180deg, rgba(15,23,42,0.6), rgba(30,41,59,0.3));
  border: 1px solid var(--ufp-border);
  border-radius: 8px;
  padding: 10px;
  transition: all 0.2s ease;
}

.dataset-card:hover {
  border-color: var(--ufp-accent);
  box-shadow: 0 4px 12px rgba(96,165,250,0.15);
}

.dataset-card--healthy {
  border-left: 3px solid var(--ufp-good);
}

.dataset-card--degraded {
  border-left: 3px solid var(--ufp-warn);
}

.dataset-card--critical {
  border-left: 3px solid var(--ufp-crit);
}

.dataset-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.dataset-card__title {
  font-size: 11px;
  font-weight: 600;
  color: var(--ufp-text);
  display: flex;
  align-items: center;
  gap: 6px;
}

.dataset-card__status {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 2px 6px;
  border-radius: 4px;
}

.dataset-card__status--healthy {
  background: rgba(34,197,94,0.2);
  color: var(--ufp-good);
}

.dataset-card__status--degraded {
  background: rgba(245,158,11,0.2);
  color: var(--ufp-warn);
}

.dataset-card__status--critical {
  background: rgba(239,68,68,0.2);
  color: var(--ufp-crit);
}

.dataset-card__metrics {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 11px;
}

.dataset-card__metric {
  display: flex;
  justify-content: space-between;
  color: var(--ufp-dim);
}

.dataset-card__metric-value {
  font-weight: 600;
  color: var(--ufp-text);
}

/* ============================================================================
   CASCADING DISASTER CHAIN VISUALIZATION
   ============================================================================ */

.cascade-chain {
  background: linear-gradient(180deg, rgba(15,23,42,0.6), rgba(30,41,59,0.3));
  border: 1px solid var(--ufp-border);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 8px;
}

.cascade-chain--critical {
  border-left: 3px solid var(--ufp-crit);
  background: linear-gradient(135deg, rgba(239,68,68,0.1), rgba(239,68,68,0.05));
}

.cascade-chain--high {
  border-left: 3px solid var(--ufp-warn);
  background: linear-gradient(135deg, rgba(245,158,11,0.1), rgba(245,158,11,0.05));
}

.cascade-chain--medium {
  border-left: 3px solid var(--ufp-accent);
  background: linear-gradient(135deg, rgba(96,165,250,0.1), rgba(96,165,250,0.05));
}

.cascade-chain__icons {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
  font-size: 16px;
}

.cascade-chain__icon {
  filter: drop-shadow(0 1px 2px rgba(0,0,0,0.4));
}

.cascade-chain__arrow {
  color: var(--ufp-dim);
  font-size: 12px;
}

.cascade-chain__description {
  font-size: 11px;
  color: var(--ufp-dim);
  line-height: 1.4;
  margin-bottom: 8px;
}

.cascade-chain__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 10px;
  color: var(--ufp-dim);
}

.cascade-risk-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

.cascade-risk-badge--critical {
  background: rgba(239,68,68,0.2);
  border: 1px solid rgba(239,68,68,0.4);
  color: var(--ufp-crit);
}

.cascade-risk-badge--high {
  background: rgba(245,158,11,0.2);
  border: 1px solid rgba(245,158,11,0.4);
  color: var(--ufp-warn);
}

.cascade-risk-badge--medium {
  background: rgba(96,165,250,0.2);
  border: 1px solid rgba(96,165,250,0.4);
  color: var(--ufp-accent);
}

/* ============================================================================
   HEX LINK CARD - Top Risk Hexes
   ============================================================================ */

.hex-link-card {
  background: linear-gradient(180deg, rgba(15,23,42,0.6), rgba(30,41,59,0.3));
  border: 1px solid var(--ufp-border);
  border-radius: 8px;
  padding: 10px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.hex-link-card:hover {
  border-color: var(--ufp-accent);
  background: linear-gradient(180deg, rgba(15,23,42,0.8), rgba(30,41,59,0.5));
  box-shadow: 0 4px 12px rgba(96,165,250,0.2);
}

.hex-link-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.hex-link-card__title {
  font-size: 11px;
  font-weight: 600;
  color: var(--ufp-accent);
}

.hex-link-card__hex-id {
  font-size: 10px;
  font-family: monospace;
  color: var(--ufp-dim);
}

.hex-link-card__metrics {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 11px;
}

.hex-link-card__metric {
  display: flex;
  justify-content: space-between;
  color: var(--ufp-dim);
}

.hex-link-card__metric-value {
  font-weight: 600;
  color: var(--ufp-text);
}

/* ============================================================================
   OPERATOR RECOMMENDATIONS
   ============================================================================ */

.recommendations-panel {
  background: linear-gradient(180deg, rgba(15,23,42,0.6), rgba(30,41,59,0.3));
  border: 1px solid var(--ufp-border);
  border-radius: 8px;
  padding: 12px;
  margin-top: 12px;
}

.recommendations-panel__header {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--ufp-dim);
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(148,163,184,0.1);
}

.recommendation-item {
  padding: 8px;
  margin-bottom: 6px;
  border-left: 3px solid var(--ufp-border);
  background: rgba(15,23,42,0.4);
  border-radius: 4px;
}

.recommendation-item--critical {
  border-left-color: var(--ufp-crit);
  background: rgba(239,68,68,0.05);
}

.recommendation-item--high {
  border-left-color: var(--ufp-warn);
  background: rgba(245,158,11,0.05);
}

.recommendation-item--medium {
  border-left-color: var(--ufp-accent);
  background: rgba(96,165,250,0.05);
}

.recommendation-item__header {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
}

.recommendation-item__priority {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.recommendation-item__category {
  font-size: 11px;
  font-weight: 600;
  color: var(--ufp-text);
}

.recommendation-item__issue {
  font-size: 11px;
  color: var(--ufp-dim);
  margin-bottom: 4px;
}

.recommendation-item__action {
  font-size: 11px;
  color: var(--ufp-accent);
  padding-left: 12px;
  position: relative;
}

.recommendation-item__action::before {
  content: '→';
  position: absolute;
  left: 0;
}

/* ============================================================================
   UTILITY CLASSES
   ============================================================================ */

.ufp-divider {
  height: 1px;
  background: rgba(148,163,184,0.1);
  margin: 10px 0;
}

.ufp-empty-state {
  text-align: center;
  padding: 20px;
  color: var(--ufp-dim);
  font-size: 12px;
}

.ufp-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  color: var(--ufp-dim);
  font-size: 12px;
  min-height: 200px;
}

.ufp-error {
  background: rgba(239,68,68,0.1);
  border: 1px solid rgba(239,68,68,0.3);
  border-radius: 8px;
  padding: 12px;
  color: var(--ufp-crit);
  font-size: 12px;
}