/* ==========================================================================
   ETL Guiriri - Modern Internal Observability Dashboard
   Design System: Obsidian Slate Dark Theme & Modern Glassmorphism
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* Color Palette - Dark Obsidian Mode */
  --bg-primary: #0b0f19;
  --bg-secondary: #111827;
  --bg-card: rgba(17, 24, 39, 0.75);
  --bg-card-hover: rgba(31, 41, 55, 0.85);
  --bg-elevated: #1f2937;
  --border-color: rgba(255, 255, 255, 0.08);
  --border-focus: #3b82f6;

  /* Text Colors */
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-inverted: #0f172a;

  /* Accent Colors */
  --emerald: #10b981;
  --emerald-bg: rgba(16, 185, 129, 0.12);
  --emerald-glow: rgba(16, 185, 129, 0.35);

  --amber: #f59e0b;
  --amber-bg: rgba(245, 158, 11, 0.12);
  --amber-glow: rgba(245, 158, 11, 0.35);

  --ruby: #ef4444;
  --ruby-bg: rgba(239, 68, 68, 0.12);
  --ruby-glow: rgba(239, 68, 68, 0.35);

  --cyan: #06b6d4;
  --cyan-bg: rgba(6, 182, 212, 0.12);

  --indigo: #6366f1;
  --indigo-bg: rgba(99, 102, 241, 0.12);
  --indigo-glow: rgba(99, 102, 241, 0.35);

  /* Shadows & Glassmorphism */
  --glass-blur: blur(16px);
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 12px 0 rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.6);
  --shadow-glow-ruby: 0 0 24px rgba(239, 68, 68, 0.25);
  --shadow-glow-emerald: 0 0 24px rgba(16, 185, 129, 0.25);

  /* Typography */
  --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

/* Light Theme Variables */
[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-card-hover: rgba(241, 245, 249, 0.95);
  --bg-elevated: #f1f5f9;
  --border-color: rgba(0, 0, 0, 0.08);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --text-inverted: #f8fafc;
  --shadow-md: 0 4px 12px 0 rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.08);
}

/* Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(99, 102, 241, 0.07) 0%, transparent 40%),
    radial-gradient(circle at 85% 75%, rgba(16, 185, 129, 0.05) 0%, transparent 40%);
  background-attachment: fixed;
}

/* App Container */
.app-container {
  max-width: 1560px;
  margin: 0 auto;
  padding: 1.5rem 2rem 4rem 2rem;
}

/* Header */
.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, #3b82f6, #6366f1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.4);
}

.brand-title {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(to right, #f8fafc, #94a3b8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

[data-theme="light"] .brand-title {
  background: linear-gradient(to right, #0f172a, #334155);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-subtitle {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* Status Pill */
.health-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.9rem;
  border-radius: 9999px;
  font-size: 0.85rem;
  font-weight: 600;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
}

.pulse-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.pulse-healthy {
  background-color: var(--emerald);
  box-shadow: 0 0 10px var(--emerald);
  animation: pulse-green 2s infinite;
}

.pulse-degraded {
  background-color: var(--amber);
  box-shadow: 0 0 10px var(--amber);
  animation: pulse-amber 2s infinite;
}

.pulse-critical {
  background-color: var(--ruby);
  box-shadow: 0 0 12px var(--ruby);
  animation: pulse-red 1.5s infinite;
}

@keyframes pulse-green {
  0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

@keyframes pulse-red {
  0% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.8); }
  70% { box-shadow: 0 0 0 10px rgba(239, 68, 68, 0); }
  100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

@keyframes pulse-amber {
  0% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.7); }
  70% { box-shadow: 0 0 0 8px rgba(245, 158, 11, 0); }
  100% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0); }
}

/* Control Buttons & Selects */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
  backdrop-filter: var(--glass-blur);
}

.btn:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, #3b82f6, #4f46e5);
  border-color: #3b82f6;
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #2563eb, #4338ca);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.5);
}

.btn-sm {
  padding: 0.3rem 0.65rem;
  font-size: 0.8rem;
}

.btn-danger {
  background: var(--ruby-bg);
  color: #f87171;
  border-color: rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
  background: rgba(239, 68, 68, 0.25);
  border-color: #ef4444;
}

.select-control, .input-control {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  padding: 0.45rem 0.85rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  border-radius: 8px;
  outline: none;
  transition: all var(--transition-fast);
}

.select-control:focus, .input-control:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.25);
}

/* Nav Tabs */
.nav-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.25rem;
  overflow-x: auto;
}

.nav-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.15rem;
  font-size: 0.925rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-tab:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.03);
  border-radius: 6px 6px 0 0;
}

.nav-tab.active {
  color: #38bdf8;
  border-bottom-color: #38bdf8;
  font-weight: 600;
}

/* Tab Panels */
.tab-content {
  display: none;
  animation: fadeIn 0.25s ease-out;
}

.tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Global Alert Banner */
.alert-banner {
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  position: relative;
  overflow: hidden;
  backdrop-filter: var(--glass-blur);
  border: 1px solid transparent;
}

.alert-critical {
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.15), rgba(185, 28, 28, 0.08));
  border-color: rgba(239, 68, 68, 0.35);
  box-shadow: var(--shadow-glow-ruby);
}

.alert-degraded {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(180, 83, 9, 0.08));
  border-color: rgba(245, 158, 11, 0.35);
}

.alert-healthy {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.12), rgba(4, 120, 87, 0.06));
  border-color: rgba(16, 185, 129, 0.35);
  box-shadow: var(--shadow-glow-emerald);
}

.alert-icon {
  font-size: 2rem;
  line-height: 1;
}

.alert-body {
  flex: 1;
}

.alert-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.alert-critical .alert-title { color: #fca5a5; }
.alert-degraded .alert-title { color: #fcd34d; }
.alert-healthy .alert-title { color: #6ee7b7; }

.alert-message {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.alert-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 0.75rem;
}

/* KPI Cards Grid */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

.kpi-card {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 1.25rem;
  position: relative;
  transition: all var(--transition-fast);
  overflow: hidden;
}

.kpi-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #3b82f6, #6366f1);
  opacity: 0.75;
}

.kpi-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.16);
  box-shadow: var(--shadow-md);
}

.kpi-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.kpi-title {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  color: var(--text-muted);
}

.kpi-icon {
  font-size: 1.2rem;
  opacity: 0.8;
}

.kpi-value {
  font-size: 1.85rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.kpi-footer {
  font-size: 0.8rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* Status Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.badge-success {
  background: var(--emerald-bg);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-warning {
  background: var(--amber-bg);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-danger {
  background: var(--ruby-bg);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-secondary {
  background: rgba(148, 163, 184, 0.12);
  color: #cbd5e1;
  border: 1px solid rgba(148, 163, 184, 0.2);
}

/* Chart Container Grid */
.charts-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-bottom: 2rem;
}

@media (max-width: 1024px) {
  .charts-grid {
    grid-template-columns: 1fr;
  }
}

.chart-card {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
}

.chart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.chart-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.chart-subtitle {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.chart-body {
  position: relative;
  flex: 1;
  min-height: 260px;
  max-height: 320px;
  width: 100%;
}

/* Glass Tables */
.table-card {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 1.25rem;
  margin-bottom: 2rem;
  overflow: hidden;
}

.table-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.table-title {
  font-size: 1.05rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
}

table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  text-align: left;
}

table.data-table th {
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
}

table.data-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
  vertical-align: middle;
}

table.data-table tbody tr {
  transition: background var(--transition-fast);
}

table.data-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.03);
}

.table-pill-error {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  background: var(--ruby-bg);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.25);
  max-width: 320px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Instance Diagnostic Cards Grid */
.instance-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 1.25rem;
  margin-top: 1.25rem;
}

.instance-card {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-fast);
  position: relative;
}

.instance-card.failed {
  border-color: rgba(239, 68, 68, 0.5);
  box-shadow: 0 0 16px rgba(239, 68, 68, 0.15);
}

.instance-card.success {
  border-color: rgba(16, 185, 129, 0.3);
}

.instance-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.75rem;
}

.instance-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.instance-rif {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.instance-error-box {
  margin-top: 0.75rem;
  padding: 0.85rem;
  border-radius: 8px;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.instance-error-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: #fca5a5;
  margin-bottom: 0.25rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.instance-error-msg {
  font-size: 0.825rem;
  color: #fecaca;
  font-family: var(--font-sans);
  line-height: 1.4;
  margin-bottom: 0.5rem;
}

.instance-error-step {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* Code & Traceback Display */
.code-box {
  background: #070a12;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  padding: 1rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #e2e8f0;
  line-height: 1.5;
  overflow-x: auto;
  max-height: 350px;
  white-space: pre-wrap;
  word-break: break-all;
}

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1.5rem;
}

.modal-overlay.active {
  display: flex;
}

.modal-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  width: 100%;
  max-width: 800px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  animation: modalPop 0.2s ease-out;
}

@keyframes modalPop {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-title {
  font-size: 1.15rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.modal-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
  transition: color var(--transition-fast);
}

.modal-close:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: 1.5rem;
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  background: var(--bg-primary);
}

/* Event Log Stream Viewer */
.log-stream-container {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-height: 600px;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 0.5rem;
  background: #070a12;
  border-radius: 10px;
  border: 1px solid var(--border-color);
}

.log-entry {
  display: flex;
  gap: 0.75rem;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.015);
  border-left: 3px solid transparent;
  transition: background var(--transition-fast);
  align-items: flex-start;
}

.log-entry:hover {
  background: rgba(255, 255, 255, 0.04);
}

.log-entry.level-INFO {
  border-left-color: #3b82f6;
}

.log-entry.level-WARNING {
  border-left-color: #f59e0b;
}

.log-entry.level-ERROR, .log-entry.level-CRITICAL {
  border-left-color: #ef4444;
  background: rgba(239, 68, 68, 0.05);
}

.log-time {
  color: var(--text-muted);
  white-space: nowrap;
}

.log-msg {
  color: #e2e8f0;
  flex: 1;
  word-break: break-word;
}

/* Custom Scrollbars */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.25);
}