/* NATPET Asset Failure Prediction Platform - Clean Responsive Layout */

:root {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-sidebar: #f1f5f9;
  --bg-card: #ffffff;
  --bg-hover: #e2e8f0;
  
  --accent-blue: #0084ff;
  --accent-blue-light: #e0f2fe;
  --accent-cyan: #0284c7;
  
  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  
  --border-color: #cbd5e1;
  --border-light: #e2e8f0;
  
  --status-normal: #10b981;
  --status-warning: #f59e0b;
  --status-danger: #ef4444;
  --bg-alert-row: #fffbeb;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Inter', sans-serif;
}

html, body {
  min-height: 100vh;
  width: 100vw;
  background-color: var(--bg-primary);
  color: var(--text-main);
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* App Window Main Top Header Bar */
.app-header {
  background-color: var(--bg-secondary);
  border-bottom: 2px solid #e2e8f0;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 54px;
  min-height: 54px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.03);
  z-index: 20;
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid var(--accent-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-blue);
  font-weight: bold;
}

.brand-title {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--accent-blue);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.timestamp-badge {
  color: var(--accent-cyan);
  font-size: 12px;
  font-weight: 700;
  font-family: monospace;
}

.user-profile-icon {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background-color: #cbd5e1;
  color: #475569;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
}

/* Page Layout Grid */
.page-layout {
  display: flex;
  flex: 1;
  width: 100%;
  min-height: calc(100vh - 86px);
}

/* Left Sidebar */
.left-sidebar {
  width: 210px;
  min-width: 210px;
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  padding: 10px;
  gap: 10px;
}

.sidebar-header {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 8px;
}

.sidebar-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s;
}

.sidebar-item:hover {
  background-color: var(--bg-hover);
  color: var(--text-main);
}

.sidebar-item.active {
  background-color: var(--accent-blue);
  color: #ffffff;
  box-shadow: 0 4px 10px rgba(0, 132, 255, 0.3);
}

.sidebar-unit-breadcrumb {
  font-size: 10px;
  font-weight: 700;
  color: var(--accent-cyan);
  padding: 6px 8px;
  text-transform: uppercase;
}

.sidebar-footer {
  margin-top: auto;
  display: flex;
  gap: 12px;
  padding: 8px 12px;
  border-top: 1px solid var(--border-color);
  color: var(--text-muted);
}

/* Main Content Area Container */
.main-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 12px;
  gap: 10px;
  background-color: #f8fafc;
  overflow-y: auto;
}

/* Sub-Header Top Bar */
.sub-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #ffffff;
  padding: 6px 14px;
  border-radius: 6px;
  border: 1px solid var(--border-light);
  min-height: 42px;
}

.sub-header-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.unit-title-text {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-blue);
  text-transform: uppercase;
}

.nav-tabs {
  display: flex;
  gap: 6px;
}

.nav-tab {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 4px;
  background: var(--bg-sidebar);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}

.nav-tab:hover {
  background: var(--bg-hover);
  color: var(--text-main);
}

.nav-tab.active {
  background: #ffffff;
  color: var(--accent-blue);
  border-color: var(--accent-blue);
  box-shadow: 0 2px 6px rgba(0, 132, 255, 0.15);
}

/* Dashboard Content View Container Window */
.dashboard-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  position: relative;
}

.tab-view {
  display: none;
  width: 100%;
  flex-direction: column;
}

.tab-view.active {
  display: flex;
}

/* Unit Toggle Group */
.unit-toggle-group {
  display: flex;
  gap: 6px;
}

.unit-toggle-btn {
  background-color: var(--bg-sidebar);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 700;
  cursor: pointer;
}

.unit-toggle-btn.active {
  background-color: var(--accent-blue);
  border-color: var(--accent-blue);
  color: #ffffff;
}

/* Overview Card & White PFD Canvas */
.overview-card {
  background-color: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  height: 380px;
  min-height: 380px;
}

.card-header {
  padding: 8px 12px;
  background-color: #ffffff;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 36px;
}

.card-title {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 8px;
}

.diagram-viewport {
  position: relative;
  flex: 1;
  width: 100%;
  background-color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  cursor: grab;
}

#pfd-svg {
  width: 100%;
  height: 100%;
}

/* Legend Box */
.diagram-legend {
  position: absolute;
  bottom: 8px;
  left: 12px;
  background: #fffbeb;
  border: 1px solid #fde68a;
  padding: 6px 10px;
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 9px;
  font-weight: 700;
  color: #92400e;
  z-index: 10;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.legend-box {
  width: 10px;
  height: 10px;
  border-radius: 2px;
}

.legend-box.alert { background-color: #f97316; }
.legend-box.danger { background-color: #ef4444; }

/* Floating Zoom Controls */
.diagram-controls {
  position: absolute;
  top: 12px;
  right: 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  z-index: 10;
}

.zoom-btn {
  background: #ffffff;
  border: 1px solid var(--border-color);
  color: var(--text-main);
  min-width: 28px;
  height: 28px;
  padding: 0 4px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-weight: bold;
  font-size: 12px;
}

.zoom-btn:hover {
  background-color: var(--accent-blue);
  color: white;
}

/* Tooltip Popup */
.equipment-tooltip {
  position: absolute;
  background: #ffffff;
  border: 1px solid var(--accent-blue);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 11px;
  pointer-events: none;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  z-index: 100;
  display: none;
}

.tooltip-title {
  font-weight: 700;
  color: var(--accent-blue);
  margin-bottom: 4px;
  border-bottom: 1px solid var(--border-light);
}

.tooltip-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 2px;
  gap: 10px;
}

/* Bottom Split Layout */
.bottom-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 10px;
  min-height: 320px;
}

@media (max-width: 1200px) {
  .bottom-grid {
    grid-template-columns: 1fr;
  }
}

.panel-card {
  background-color: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Failure Modes & Key Parameters Table Clean Scrollbar Styling */
.failure-table-container {
  padding: 6px;
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden; /* Remove ugly horizontal scrollbars */
}

.failure-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 10.5px;
  table-layout: auto;
}

.failure-table th {
  background-color: #f1f5f9;
  color: var(--text-muted);
  text-align: left;
  padding: 6px 8px;
  font-weight: 700;
  border-bottom: 1px solid var(--border-color);
  text-transform: uppercase;
  font-size: 9.5px;
  position: sticky;
  top: 0;
  z-index: 5;
  white-space: nowrap;
}

.failure-table td {
  padding: 6px 8px;
  border-bottom: 1px solid var(--border-light);
  vertical-align: middle;
}

.failure-table tr.active-row {
  background-color: var(--bg-alert-row);
}

.failure-table tr.cat-group-header-row td {
  background-color: #e0f2fe;
  padding: 5px 8px;
  border-bottom: 1px solid #bae6fd;
}

.subsystem-badge {
  display: flex;
  flex-direction: column;
}

.subsystem-name {
  font-weight: 700;
  color: var(--text-main);
  white-space: nowrap;
}

.subsystem-health {
  font-size: 9.5px;
  color: var(--accent-cyan);
  font-weight: 600;
}

.symptom-text {
  color: #334155;
  font-weight: 600;
}

.failure-mode-cell {
  display: flex;
  flex-direction: column;
}

.mode-name {
  font-weight: 700;
  color: #0f172a;
}

.mode-status {
  font-size: 9px;
  padding: 1px 5px;
  border-radius: 3px;
  width: fit-content;
  font-weight: 700;
}

.mode-status.active {
  background-color: #ffedd5;
  color: #c2410c;
  border: 1px solid #fed7aa;
}

.rpn-badge {
  padding: 3px 6px;
  border-radius: 4px;
  font-weight: 800;
  font-size: 10px;
  text-align: center;
}

.rpn-badge.high { background-color: #fee2e2; color: #b91c1c; }
.rpn-badge.medium { background-color: #fef3c7; color: #b45309; }

.ttf-badge {
  display: flex;
  flex-direction: column;
}

.ttf-days {
  font-size: 11px;
  font-weight: 800;
  color: #0f172a;
}

.ttf-date {
  font-size: 8.5px;
  color: var(--text-muted);
}

.progress-bar-bg {
  width: 70px;
  height: 5px;
  background-color: #e2e8f0;
  border-radius: 3px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #ef4444, #b91c1c);
}

.action-btn {
  background: #f0f9ff;
  border: 1px solid var(--accent-blue);
  color: var(--accent-blue);
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 9.5px;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
}

.action-btn:hover {
  background-color: var(--accent-blue);
  color: white;
}

/* ------------------------------------------------------------- */
/* MONITORING VIEW FLEX LAYOUT */
/* ------------------------------------------------------------- */
.monitoring-layout-wrapper {
  display: flex;
  flex-direction: row;
  width: 100%;
  min-height: 580px;
  gap: 10px;
  align-items: stretch;
}

@media (max-width: 1200px) {
  .monitoring-layout-wrapper {
    flex-direction: column;
  }
}

.monitoring-left-panel {
  flex: 1.2;
  display: flex;
  flex-direction: column;
  min-width: 480px;
}

.monitoring-divider-bar {
  width: 20px;
  min-width: 20px;
  background-color: #e0f2fe;
  border: 1px solid #bae6fd;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.monitoring-divider-bar:hover {
  background-color: #0084ff;
  color: white;
}

.divider-text {
  writing-mode: vertical-rl;
  font-size: 9px;
  font-weight: 800;
  color: #0284c7;
  letter-spacing: 2px;
}

.monitoring-divider-bar:hover .divider-text {
  color: white;
}

.monitoring-right-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 400px;
}

.range-btn-group {
  display: flex;
  gap: 3px;
}

.range-btn {
  background-color: #f1f5f9;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 700;
  cursor: pointer;
}

.range-btn.active {
  background-color: var(--accent-blue);
  color: #ffffff;
}

.param-select {
  background-color: #ffffff;
  color: var(--text-main);
  border: 1px solid var(--border-color);
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 11px;
}

.chart-viewport {
  flex: 1;
  padding: 10px;
  position: relative;
  min-height: 220px;
  background: #ffffff;
}

/* Modal Window */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal-content {
  background-color: #ffffff;
  border: 1px solid var(--accent-blue);
  border-radius: 8px;
  width: 580px;
  max-width: 90%;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
  overflow: hidden;
}

.modal-header {
  padding: 12px 16px;
  background-color: var(--bg-sidebar);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent-blue);
}

.close-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 18px;
  cursor: pointer;
}

.modal-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 12px;
  max-height: 70vh;
  overflow-y: auto;
}

.presc-section {
  background: #f8fafc;
  border: 1px solid var(--border-light);
  border-radius: 6px;
  padding: 10px;
}

.presc-label {
  font-weight: 700;
  color: var(--accent-blue);
  margin-bottom: 4px;
  font-size: 11px;
}

.presc-value {
  color: var(--text-main);
}

/* Bottom Simulation Control Bar */
.sim-bar {
  height: 32px;
  min-height: 32px;
  background-color: #ffffff;
  border-top: 1px solid var(--border-color);
  padding: 0 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11px;
  z-index: 20;
}

.sim-controls {
  display: flex;
  gap: 8px;
}

.sim-btn {
  background-color: var(--bg-sidebar);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 10px;
  cursor: pointer;
}

.sim-btn:hover {
  background-color: var(--accent-blue);
  color: white;
}