/* Health Matrix AI Command Center - Modern Streamlit Styling */

/* Import fonts for Arabic/English support */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;500;600;700;800;900&display=swap');

/* CSS Variables for Health Matrix Theme */
:root {
  /* Health Matrix Color Palette */
  --primary-blue: #003B70;
  --secondary-blue: #004C97;
  --accent-teal: #14B8A6;
  --accent-green: #36BA01;
  --silver: #94A3B8;
  --light-silver: #CBD5E1;
  
  /* Semantic Colors */
  --success: #16a34a;
  --warning: #D97706;
  --error: #DC2626;
  --info: #0EA5E9;
  
  /* Background Colors */
  --bg-primary: #FFFFFF;
  --bg-secondary: #F8FAFC;
  --bg-tertiary: #F1F5F9;
  --bg-card: rgba(255, 255, 255, 0.9);
  --bg-glass: rgba(255, 255, 255, 0.6);
  
  /* Text Colors */
  --text-primary: #0F172A;
  --text-secondary: #1F2937;
  --text-muted: #64748B;
  --text-light: #94A3B8;
  
  /* Border Colors */
  --border-light: #E5E7EB;
  --border-medium: #D1D5DB;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 20px rgba(20, 184, 166, 0.3);
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* Base Styles */
html, body {
  font-family: 'Inter', 'Cairo', 'Tajawal', system-ui, -apple-system, sans-serif;
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Hide Streamlit default elements */
.stDeployButton {
  display: none;
}

header[data-testid="stHeader"] {
  display: none;
}

.stMainBlockContainer {
  padding-top: 0;
  max-width: 1400px;
}

/* Hero Section */
.hero-section {
  text-align: center;
  padding: var(--spacing-2xl) var(--spacing-md);
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--bg-tertiary) 100%);
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 30%, rgba(20, 184, 166, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(0, 59, 112, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
}

.hero-logo img {
  width: 180px;
  height: auto;
  margin-bottom: var(--spacing-lg);
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

.hero-title {
  margin: 0 0 var(--spacing-lg);
  font-weight: 900;
  line-height: 1.2;
}

.gradient-text {
  font-size: 3.5rem;
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-teal) 50%, var(--secondary-blue) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  background-size: 200% 200%;
  animation: gradientShift 8s ease-in-out infinite;
}

.subtitle {
  font-size: 2.5rem;
  color: var(--text-secondary);
  font-weight: 700;
}

.hero-description {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 800px;
  margin: 0 auto var(--spacing-2xl);
  line-height: 1.7;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  max-width: 800px;
  margin: 0 auto;
}

.stat-item {
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  text-align: center;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-md);
}

.stat-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--accent-teal);
}

.stat-value {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--primary-blue);
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  font-size: 1rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Business Case Card */
.business-case {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  margin: var(--spacing-xl) auto;
  max-width: 1200px;
  box-shadow: var(--shadow-md);
}

.business-case h4 {
  color: var(--primary-blue);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  font-size: 1.25rem;
}

.business-case ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.business-case li {
  padding: var(--spacing-sm) 0;
  color: var(--text-secondary);
  font-weight: 500;
}

/* Status Indicator */
.status-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: var(--spacing-md) var(--spacing-lg);
  margin: var(--spacing-lg) auto;
  max-width: 600px;
  font-weight: 500;
  transition: all var(--transition-normal);
}

.status-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot.ready {
  background: var(--accent-green);
}

.status-dot.processing {
  background: var(--info);
}

.status-dot.completed {
  background: var(--success);
}

.status-dot.pulsing {
  animation: pulse 1.5s ease-in-out infinite;
}

.status-indicator.processing {
  border-color: var(--info);
  background: rgba(14, 165, 233, 0.1);
}

.status-indicator.completed {
  border-color: var(--success);
  background: rgba(22, 163, 74, 0.1);
}

/* CTA Container */
.cta-container {
  text-align: center;
  margin: var(--spacing-xl) 0;
}

/* Streamlit Button Styling */
.stButton > button {
  background: linear-gradient(135deg, var(--accent-green) 0%, var(--accent-teal) 50%, var(--secondary-blue) 100%) !important;
  color: white !important;
  border: none !important;
  border-radius: var(--radius-xl) !important;
  padding: var(--spacing-md) var(--spacing-2xl) !important;
  font-size: 1.125rem !important;
  font-weight: 700 !important;
  transition: all var(--transition-normal) !important;
  box-shadow: var(--shadow-lg) !important;
  background-size: 200% 200% !important;
  animation: gradientShift 8s ease-in-out infinite !important;
}

.stButton > button:hover {
  transform: translateY(-2px) scale(1.02) !important;
  box-shadow: var(--shadow-glow) !important;
}

.stButton > button:active {
  transform: translateY(0) scale(0.98) !important;
}

/* Overview Metrics */
.overview-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  justify-content: center;
  margin: var(--spacing-lg) 0;
}

.metric-chip {
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
}

/* KPI Grid */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
}

.kpi-card {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 2px solid transparent;
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-md);
}

.kpi-card::before {
  content: '';
  position: absolute;
  inset: 0;
  padding: 2px;
  background: linear-gradient(135deg, var(--accent-green), var(--accent-teal), var(--secondary-blue));
  border-radius: inherit;
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  background-size: 300% 300%;
  animation: borderShift 8s ease infinite;
}

.kpi-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.kpi-icon {
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
}

.kpi-value {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--primary-blue);
  margin-bottom: var(--spacing-xs);
  line-height: 1;
}

.kpi-label {
  font-size: 1rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-bottom: var(--spacing-sm);
}

.kpi-change {
  font-size: 0.875rem;
  font-weight: 600;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-2xl);
  background: rgba(22, 163, 74, 0.1);
  color: var(--success);
  display: inline-block;
}

/* Timeline */
.timeline-container {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  margin: var(--spacing-lg) 0;
  box-shadow: var(--shadow-md);
  position: sticky;
  top: var(--spacing-lg);
}

.timeline {
  position: relative;
  padding-left: var(--spacing-xl);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 12px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border-medium);
}

.timeline-item {
  position: relative;
  margin-bottom: var(--spacing-lg);
  opacity: 0;
  transform: translateX(-20px);
  animation: slideInLeft 0.6s ease-out forwards;
}

.timeline-item:nth-child(1) { animation-delay: 0.1s; }
.timeline-item:nth-child(2) { animation-delay: 0.2s; }
.timeline-item:nth-child(3) { animation-delay: 0.3s; }
.timeline-item:nth-child(4) { animation-delay: 0.4s; }
.timeline-item:nth-child(5) { animation-delay: 0.5s; }

.timeline-marker {
  position: absolute;
  left: -18px;
  top: 8px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid var(--bg-primary);
  background: var(--silver);
  box-shadow: 0 0 0 2px var(--border-medium);
  transition: all var(--transition-normal);
}

.timeline-item.done .timeline-marker {
  background: var(--accent-green);
}

.timeline-item.current .timeline-marker {
  background: var(--secondary-blue);
  animation: pulse 2s ease-in-out infinite;
}

.timeline-content {
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  transition: all var(--transition-normal);
}

.timeline-content:hover {
  border-color: var(--accent-teal);
  box-shadow: var(--shadow-md);
}

.timeline-title {
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.timeline-meta {
  font-size: 0.875rem;
  color: var(--text-light);
  margin-bottom: var(--spacing-xs);
}

.timeline-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Kanban Board */
.kanban-board {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
}

.kanban-lane {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  min-height: 400px;
}

.lane-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
  font-weight: 700;
  font-size: 1.125rem;
}

.lane-icon {
  font-size: 1.25rem;
}

.lane-title {
  flex: 1;
}

.lane-count {
  background: var(--bg-tertiary);
  color: var(--text-muted);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-2xl);
  font-size: 0.875rem;
  font-weight: 500;
  border: 1px solid var(--border-light);
}

.assigned-header {
  color: var(--success);
}

.notify-header {
  color: var(--info);
}

.skipped-header {
  color: var(--warning);
}

.lane-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

/* Employee Cards */
.employee-card {
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  opacity: 0;
  transform: translateY(20px);
  animation: slideInUp 0.5s ease-out forwards;
}

.employee-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  right: -20%;
  height: 100%;
  background: 
    radial-gradient(circle at 30% 40%, rgba(20, 184, 166, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 70% 60%, rgba(0, 59, 112, 0.08) 0%, transparent 50%);
  filter: blur(20px);
  opacity: 0.7;
  pointer-events: none;
  animation: aurora 15s linear infinite;
}

.employee-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent-teal);
}

.assigned-card {
  border-left: 4px solid var(--success);
}

.notify-card {
  border-left: 4px solid var(--info);
}

.skipped-card {
  border-left: 4px solid var(--warning);
}

.emp-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  position: relative;
  z-index: 1;
}

.emp-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-teal), var(--secondary-blue));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: white;
  font-size: 1.125rem;
  flex-shrink: 0;
}

.emp-info {
  flex: 1;
}

.emp-name {
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.emp-shift {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.emp-chip {
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-2xl);
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid;
  white-space: nowrap;
}

.chip-ok {
  background: rgba(22, 163, 74, 0.1);
  color: var(--success);
  border-color: rgba(22, 163, 74, 0.3);
}

.chip-warn {
  background: rgba(217, 119, 6, 0.1);
  color: var(--warning);
  border-color: rgba(217, 119, 6, 0.3);
}

.chip-fail {
  background: rgba(220, 38, 38, 0.1);
  color: var(--error);
  border-color: rgba(220, 38, 38, 0.3);
}

.emp-divider {
  height: 1px;
  background: var(--border-light);
  margin: var(--spacing-md) 0;
}

.emp-badges {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  position: relative;
  z-index: 1;
}

.emp-badge {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  border: 1px solid;
}

.badge-ok {
  background: rgba(22, 163, 74, 0.1);
  color: var(--success);
  border-color: rgba(22, 163, 74, 0.2);
}

.badge-fail {
  background: rgba(220, 38, 38, 0.1);
  color: var(--error);
  border-color: rgba(220, 38, 38, 0.2);
}

.badge-info {
  background: rgba(14, 165, 233, 0.1);
  color: var(--info);
  border-color: rgba(14, 165, 233, 0.2);
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.badge-ok .badge-dot {
  background: var(--success);
}

.badge-fail .badge-dot {
  background: var(--error);
}

.badge-info .badge-dot {
  background: var(--info);
}

.emp-footer {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  align-items: center;
  position: relative;
  z-index: 1;
}

.emp-certs {
  flex: 1;
  font-size: 0.875rem;
  color: var(--text-muted);
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
}

.emp-meta {
  font-size: 0.75rem;
  color: var(--text-light);
  font-style: italic;
}

/* Footer */
.footer {
  margin-top: var(--spacing-2xl);
  padding-top: var(--spacing-xl);
}

.footer hr {
  border: none;
  height: 1px;
  background: var(--border-light);
  margin-bottom: var(--spacing-lg);
}

.footer-content {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.footer-content a {
  color: var(--accent-teal);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-content a:hover {
  color: var(--secondary-blue);
}

/* Streamlit Expander Styling */
.streamlit-expanderHeader {
  background: var(--bg-glass) !important;
  backdrop-filter: blur(10px) !important;
  border: 1px solid var(--border-light) !important;
  border-radius: var(--radius-lg) !important;
  font-weight: 600 !important;
}

.streamlit-expanderContent {
  background: var(--bg-card) !important;
  backdrop-filter: blur(10px) !important;
  border: 1px solid var(--border-light) !important;
  border-top: none !important;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg) !important;
}

/* Streamlit DataFrame Styling */
.stDataFrame {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.stDataFrame table {
  border-collapse: collapse;
  width: 100%;
}

.stDataFrame thead th {
  background: var(--primary-blue) !important;
  color: white !important;
  font-weight: 600 !important;
  padding: var(--spacing-md) !important;
  position: sticky;
  top: 0;
  z-index: 10;
}

.stDataFrame tbody tr:nth-child(odd) {
  background: var(--bg-secondary);
}

.stDataFrame tbody td {
  padding: var(--spacing-sm) var(--spacing-md) !important;
  border-bottom: 1px solid var(--border-light);
}

/* Animations */
@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes borderShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes pulse {
  0%, 100% { 
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(20, 184, 166, 0.7);
  }
  70% { 
    transform: scale(1);
    box-shadow: 0 0 0 10px rgba(20, 184, 166, 0);
  }
}

@keyframes slideInLeft {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes aurora {
  0%, 100% { transform: translateX(-10%) rotate(0deg); }
  33% { transform: translateX(10%) rotate(1deg); }
  66% { transform: translateX(-5%) rotate(-1deg); }
}

/* Responsive Design */
@media (max-width: 1200px) {
  .timeline-container {
    position: static;
  }
}

@media (max-width: 768px) {
  .gradient-text {
    font-size: 2.5rem;
  }
  
  .subtitle {
    font-size: 1.75rem;
  }
  
  .hero-description {
    font-size: 1.125rem;
  }
  
  .hero-stats {
    grid-template-columns: 1fr;
  }
  
  .kpi-grid {
    grid-template-columns: 1fr;
  }
  
  .kanban-board {
    grid-template-columns: 1fr;
  }
  
  .timeline {
    padding-left: 0;
  }
  
  .timeline::before {
    display: none;
  }
  
  .timeline-marker {
    position: static;
    margin-bottom: var(--spacing-sm);
  }
  
  .emp-badges {
    grid-template-columns: 1fr;
  }
  
  .emp-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .hero-section {
    padding: var(--spacing-xl) var(--spacing-sm);
  }
  
  .gradient-text {
    font-size: 2rem;
  }
  
  .subtitle {
    font-size: 1.5rem;
  }
  
  .overview-metrics {
    flex-direction: column;
  }
  
  .metric-chip {
    text-align: center;
  }
}

/* RTL Support */
[dir="rtl"] {
  font-family: 'Cairo', 'Tajawal', 'Inter', system-ui, -apple-system, sans-serif;
}

[dir="rtl"] .timeline {
  padding-right: var(--spacing-xl);
  padding-left: 0;
}

[dir="rtl"] .timeline::before {
  right: 12px;
  left: auto;
}

[dir="rtl"] .timeline-marker {
  right: -18px;
  left: auto;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
  :root {
    --border-light: #000000;
    --border-medium: #000000;
    --text-muted: #000000;
    --bg-glass: rgba(255, 255, 255, 1);
    --bg-card: rgba(255, 255, 255, 1);
  }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Print Styles */
@media print {
  .hero-section::before,
  .employee-card::before {
    display: none;
  }
  
  .status-indicator,
  .cta-container {
    display: none;
  }
  
  .timeline-container {
    position: static;
  }
  
  * {
    background: white !important;
    color: black !important;
    box-shadow: none !important;
  }
}