/* 
 * Medical Design System v2.0
 * CannonRad Report Portal
 * 
 * A comprehensive design system optimized for medical imaging workflows
 * Supporting Light, Dark, Radiology, and Night Shift themes
 */

/* ============================================
   DESIGN TOKENS - Core Variables
   ============================================ */

:root {
  /* Typography */
  --medical-font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --medical-font-mono: 'JetBrains Mono', 'SF Mono', Consolas, 'Liberation Mono', monospace;
  
  /* Font Sizes - Optimized for medical readability */
  --medical-text-xs: 0.75rem;     /* 12px - Metadata, labels */
  --medical-text-sm: 0.875rem;    /* 14px - Secondary information */
  --medical-text-base: 1rem;      /* 16px - Body text */
  --medical-text-lg: 1.125rem;    /* 18px - Emphasized content */
  --medical-text-xl: 1.25rem;     /* 20px - Section headings */
  --medical-text-2xl: 1.5rem;     /* 24px - Page titles */
  --medical-text-3xl: 1.875rem;   /* 30px - Hero text */
  
  /* Line Heights */
  --medical-leading-tight: 1.25;
  --medical-leading-normal: 1.5;
  --medical-leading-relaxed: 1.75;
  
  /* Font Weights */
  --medical-font-normal: 400;
  --medical-font-medium: 500;
  --medical-font-semibold: 600;
  --medical-font-bold: 700;
  
  /* Spacing Scale */
  --medical-space-xs: 0.25rem;    /* 4px */
  --medical-space-sm: 0.5rem;     /* 8px */
  --medical-space-md: 0.75rem;    /* 12px */
  --medical-space-lg: 1rem;       /* 16px */
  --medical-space-xl: 1.5rem;     /* 24px */
  --medical-space-2xl: 2rem;      /* 32px */
  --medical-space-3xl: 3rem;      /* 48px */
  
  /* Border Radius */
  --medical-radius-sm: 0.25rem;   /* 4px */
  --medical-radius-md: 0.375rem;  /* 6px */
  --medical-radius-lg: 0.5rem;    /* 8px */
  --medical-radius-xl: 0.75rem;   /* 12px */
  --medical-radius-full: 9999px;
  
  /* Shadows - Subtle depth */
  --medical-shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --medical-shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --medical-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --medical-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --medical-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Transitions */
  --medical-transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --medical-transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --medical-transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Z-index Scale */
  --medical-z-base: 1;
  --medical-z-dropdown: 10;
  --medical-z-sticky: 20;
  --medical-z-overlay: 30;
  --medical-z-modal: 40;
  --medical-z-tooltip: 50;
  --medical-z-notification: 60;
}

/* ============================================
   LIGHT THEME (Default)
   ============================================ */

[data-theme="light"],
:root {
  /* Backgrounds */
  --medical-bg-primary: #FFFFFF;
  --medical-bg-secondary: #F9FAFB;
  --medical-bg-tertiary: #F3F4F6;
  
  /* Surfaces */
  --medical-surface: #FFFFFF;
  --medical-surface-hover: #F9FAFB;
  --medical-surface-active: #F3F4F6;
  
  /* Borders */
  --medical-border: #E5E7EB;
  --medical-border-light: #F3F4F6;
  --medical-border-dark: #D1D5DB;
  
  /* Text Colors */
  --medical-text-primary: #111827;
  --medical-text-secondary: #6B7280;
  --medical-text-tertiary: #9CA3AF;
  --medical-text-disabled: #D1D5DB;
  
  /* Brand Colors */
  --medical-accent: #0EA5E9;
  --medical-accent-hover: #0284C7;
  --medical-accent-active: #0369A1;
  --medical-accent-light: #E0F2FE;
  --medical-accent-dark: #075985;
  
  /* Semantic Colors */
  --medical-success: #10B981;
  --medical-success-light: #D1FAE5;
  --medical-success-dark: #047857;
  
  --medical-warning: #F59E0B;
  --medical-warning-light: #FEF3C7;
  --medical-warning-dark: #D97706;
  
  --medical-error: #EF4444;
  --medical-error-light: #FEE2E2;
  --medical-error-dark: #DC2626;
  
  --medical-info: #3B82F6;
  --medical-info-light: #DBEAFE;
  --medical-info-dark: #1D4ED8;
  
  /* Medical Specific */
  --medical-critical: #991B1B;
  --medical-urgent: #DC2626;
  --medical-routine: #059669;
  --medical-stat: #7C3AED;
}

/* ============================================
   DARK THEME
   ============================================ */

[data-theme="dark"] {
  /* Backgrounds */
  --medical-bg-primary: #0F0F0F;
  --medical-bg-secondary: #1A1A1A;
  --medical-bg-tertiary: #262626;
  
  /* Surfaces */
  --medical-surface: #1F1F1F;
  --medical-surface-hover: #262626;
  --medical-surface-active: #2D2D2D;
  
  /* Borders */
  --medical-border: #404040;
  --medical-border-light: #333333;
  --medical-border-dark: #525252;
  
  /* Text Colors */
  --medical-text-primary: #F3F4F6;
  --medical-text-secondary: #D1D5DB;
  --medical-text-tertiary: #9CA3AF;
  --medical-text-disabled: #4B5563;
  
  /* Brand Colors */
  --medical-accent: #38BDF8;
  --medical-accent-hover: #0EA5E9;
  --medical-accent-active: #0284C7;
  --medical-accent-light: #083344;
  --medical-accent-dark: #7DD3FC;
  
  /* Semantic Colors - Adjusted for dark mode */
  --medical-success: #34D399;
  --medical-success-light: #064E3B;
  --medical-success-dark: #6EE7B7;
  
  --medical-warning: #FBBF24;
  --medical-warning-light: #451A03;
  --medical-warning-dark: #FCD34D;
  
  --medical-error: #F87171;
  --medical-error-light: #450A0A;
  --medical-error-dark: #FCA5A5;
  
  --medical-info: #60A5FA;
  --medical-info-light: #1E3A8A;
  --medical-info-dark: #93BBFD;
  
  /* Shadows for dark theme */
  --medical-shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.3);
  --medical-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --medical-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
}

/* ============================================
   RADIOLOGY THEME (DICOM Optimized)
   ============================================ */

[data-theme="radiology"] {
  /* Ultra-dark backgrounds for image contrast */
  --medical-bg-primary: #000000;
  --medical-bg-secondary: #0A0A0A;
  --medical-bg-tertiary: #141414;
  
  /* Surfaces */
  --medical-surface: #0F0F0F;
  --medical-surface-hover: #1A1A1A;
  --medical-surface-active: #252525;
  
  /* Borders - Minimal contrast */
  --medical-border: #1F1F1F;
  --medical-border-light: #171717;
  --medical-border-dark: #2A2A2A;
  
  /* Text Colors - High contrast */
  --medical-text-primary: #FFFFFF;
  --medical-text-secondary: #E5E5E5;
  --medical-text-tertiary: #A3A3A3;
  --medical-text-disabled: #525252;
  
  /* Radiology-specific accent */
  --medical-accent: #3B82F6;
  --medical-accent-hover: #2563EB;
  --medical-accent-active: #1D4ED8;
  --medical-accent-light: #172554;
  --medical-accent-dark: #60A5FA;
  
  /* Medical visualization colors */
  --medical-measurement: #10B981;
  --medical-annotation: #F59E0B;
  --medical-roi: #EC4899;
  --medical-contrast: #8B5CF6;
  
  /* Reduced semantic colors for minimal distraction */
  --medical-success: #059669;
  --medical-warning: #D97706;
  --medical-error: #DC2626;
  --medical-info: #2563EB;
  
  /* Special radiology shadows */
  --medical-shadow-sm: 0 1px 2px 0 rgba(59, 130, 246, 0.05);
  --medical-shadow-md: 0 4px 6px -1px rgba(59, 130, 246, 0.1);
}

/* ============================================
   NIGHT SHIFT THEME (Blue Light Reduced)
   ============================================ */

[data-theme="night-shift"] {
  /* Warm-tinted backgrounds */
  --medical-bg-primary: #1A1613;
  --medical-bg-secondary: #252119;
  --medical-bg-tertiary: #332B22;
  
  /* Surfaces */
  --medical-surface: #1F1B17;
  --medical-surface-hover: #2A251F;
  --medical-surface-active: #352F27;
  
  /* Borders - Warm tones */
  --medical-border: #433A2F;
  --medical-border-light: #352F27;
  --medical-border-dark: #4F453A;
  
  /* Text Colors - Amber tinted */
  --medical-text-primary: #FEF3C7;
  --medical-text-secondary: #FDE68A;
  --medical-text-tertiary: #F59E0B;
  --medical-text-disabled: #92400E;
  
  /* Warm accent colors */
  --medical-accent: #FCD34D;
  --medical-accent-hover: #FBBF24;
  --medical-accent-active: #F59E0B;
  --medical-accent-light: #451A03;
  --medical-accent-dark: #FDE68A;
  
  /* Adjusted semantic colors */
  --medical-success: #86EFAC;
  --medical-success-light: #14532D;
  --medical-success-dark: #BBF7D0;
  
  --medical-warning: #FED7AA;
  --medical-warning-light: #431407;
  --medical-warning-dark: #FFEDD5;
  
  --medical-error: #FCA5A5;
  --medical-error-light: #450A0A;
  --medical-error-dark: #FECACA;
  
  --medical-info: #FDE047;
  --medical-info-light: #422006;
  --medical-info-dark: #FEF08A;
}

/* ============================================
   BASE STYLES
   ============================================ */

* {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--medical-font-family);
  font-size: var(--medical-text-base);
  line-height: var(--medical-leading-normal);
  color: var(--medical-text-primary);
  background-color: var(--medical-bg-primary);
  transition: background-color var(--medical-transition-slow), 
              color var(--medical-transition-slow);
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 var(--medical-space-md) 0;
  font-weight: var(--medical-font-semibold);
  line-height: var(--medical-leading-tight);
  color: var(--medical-text-primary);
}

h1 { 
  font-size: var(--medical-text-3xl);
  font-weight: var(--medical-font-bold);
}

h2 { 
  font-size: var(--medical-text-2xl);
}

h3 { 
  font-size: var(--medical-text-xl);
}

h4 { 
  font-size: var(--medical-text-lg);
}

p {
  margin: 0 0 var(--medical-space-lg) 0;
}

.text-xs { font-size: var(--medical-text-xs); }
.text-sm { font-size: var(--medical-text-sm); }
.text-base { font-size: var(--medical-text-base); }
.text-lg { font-size: var(--medical-text-lg); }
.text-xl { font-size: var(--medical-text-xl); }
.text-2xl { font-size: var(--medical-text-2xl); }

.text-primary { color: var(--medical-text-primary); }
.text-secondary { color: var(--medical-text-secondary); }
.text-tertiary { color: var(--medical-text-tertiary); }
.text-disabled { color: var(--medical-text-disabled); }

.font-normal { font-weight: var(--medical-font-normal); }
.font-medium { font-weight: var(--medical-font-medium); }
.font-semibold { font-weight: var(--medical-font-semibold); }
.font-bold { font-weight: var(--medical-font-bold); }

.font-mono {
  font-family: var(--medical-font-mono);
  font-size: 0.95em;
}

/* ============================================
   LAYOUT UTILITIES
   ============================================ */

.container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--medical-space-lg);
}

.container-fluid {
  width: 100%;
  padding: 0 var(--medical-space-lg);
}

/* Flexbox utilities */
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.flex-1 { flex: 1; }
.flex-none { flex: none; }

/* Grid utilities */
.grid { display: grid; }
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.gap-xs { gap: var(--medical-space-xs); }
.gap-sm { gap: var(--medical-space-sm); }
.gap-md { gap: var(--medical-space-md); }
.gap-lg { gap: var(--medical-space-lg); }
.gap-xl { gap: var(--medical-space-xl); }

/* Spacing utilities */
.m-0 { margin: 0; }
.m-auto { margin: auto; }
.mx-auto { margin-left: auto; margin-right: auto; }
.mt-0 { margin-top: 0; }
.mt-xs { margin-top: var(--medical-space-xs); }
.mt-sm { margin-top: var(--medical-space-sm); }
.mt-md { margin-top: var(--medical-space-md); }
.mt-lg { margin-top: var(--medical-space-lg); }
.mt-xl { margin-top: var(--medical-space-xl); }
.mb-0 { margin-bottom: 0; }
.mb-xs { margin-bottom: var(--medical-space-xs); }
.mb-sm { margin-bottom: var(--medical-space-sm); }
.mb-md { margin-bottom: var(--medical-space-md); }
.mb-lg { margin-bottom: var(--medical-space-lg); }
.mb-xl { margin-bottom: var(--medical-space-xl); }

.p-0 { padding: 0; }
.p-xs { padding: var(--medical-space-xs); }
.p-sm { padding: var(--medical-space-sm); }
.p-md { padding: var(--medical-space-md); }
.p-lg { padding: var(--medical-space-lg); }
.p-xl { padding: var(--medical-space-xl); }

/* ============================================
   COMPONENTS - Base Styles
   ============================================ */

/* Card Component */
.medical-card {
  background: var(--medical-surface);
  border: 1px solid var(--medical-border);
  border-radius: var(--medical-radius-lg);
  padding: var(--medical-space-xl);
  box-shadow: var(--medical-shadow-sm);
  transition: all var(--medical-transition-fast);
}

.medical-card:hover {
  box-shadow: var(--medical-shadow-md);
  border-color: var(--medical-border-dark);
}

.medical-card-header {
  margin-bottom: var(--medical-space-lg);
  padding-bottom: var(--medical-space-lg);
  border-bottom: 1px solid var(--medical-border-light);
}

.medical-card-title {
  font-size: var(--medical-text-xl);
  font-weight: var(--medical-font-semibold);
  margin: 0;
}

.medical-card-subtitle {
  font-size: var(--medical-text-sm);
  color: var(--medical-text-secondary);
  margin: var(--medical-space-xs) 0 0 0;
}

/* Button Component */
.medical-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--medical-space-sm);
  padding: var(--medical-space-sm) var(--medical-space-lg);
  font-size: var(--medical-text-sm);
  font-weight: var(--medical-font-medium);
  border-radius: var(--medical-radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--medical-transition-fast);
  text-decoration: none;
  line-height: 1.5;
  white-space: nowrap;
}

.medical-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Button Variants */
.medical-btn-primary {
  background: var(--medical-accent);
  color: white;
  border-color: var(--medical-accent);
}

.medical-btn-primary:hover:not(:disabled) {
  background: var(--medical-accent-hover);
  border-color: var(--medical-accent-hover);
  transform: translateY(-1px);
  box-shadow: var(--medical-shadow-md);
}

.medical-btn-primary:active:not(:disabled) {
  background: var(--medical-accent-active);
  transform: translateY(0);
}

.medical-btn-secondary {
  background: transparent;
  color: var(--medical-text-primary);
  border-color: var(--medical-border);
}

.medical-btn-secondary:hover:not(:disabled) {
  background: var(--medical-surface-hover);
  border-color: var(--medical-border-dark);
}

.medical-btn-ghost {
  background: transparent;
  color: var(--medical-accent);
  border-color: transparent;
}

.medical-btn-ghost:hover:not(:disabled) {
  background: var(--medical-accent-light);
}

/* Button Sizes */
.medical-btn-sm {
  padding: var(--medical-space-xs) var(--medical-space-md);
  font-size: var(--medical-text-xs);
}

.medical-btn-lg {
  padding: var(--medical-space-md) var(--medical-space-xl);
  font-size: var(--medical-text-base);
}

/* Form Components */
.medical-form-group {
  margin-bottom: var(--medical-space-lg);
}

.medical-label {
  display: block;
  font-size: var(--medical-text-sm);
  font-weight: var(--medical-font-medium);
  color: var(--medical-text-primary);
  margin-bottom: var(--medical-space-xs);
}

.medical-input,
.medical-select,
.medical-textarea {
  width: 100%;
  padding: var(--medical-space-sm) var(--medical-space-md);
  font-size: var(--medical-text-base);
  font-family: inherit;
  color: var(--medical-text-primary);
  background: var(--medical-bg-primary);
  border: 1px solid var(--medical-border);
  border-radius: var(--medical-radius-md);
  transition: all var(--medical-transition-fast);
}

.medical-input:focus,
.medical-select:focus,
.medical-textarea:focus {
  outline: none;
  border-color: var(--medical-accent);
  box-shadow: 0 0 0 3px var(--medical-accent-light);
}

.medical-input::placeholder {
  color: var(--medical-text-tertiary);
}

/* Checkbox and Radio */
.medical-checkbox,
.medical-radio {
  display: inline-flex;
  align-items: center;
  gap: var(--medical-space-sm);
  cursor: pointer;
}

.medical-checkbox input[type="checkbox"],
.medical-radio input[type="radio"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

/* Table Component */
.medical-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--medical-surface);
  border-radius: var(--medical-radius-lg);
  overflow: hidden;
  box-shadow: var(--medical-shadow-sm);
}

.medical-table thead {
  background: var(--medical-bg-secondary);
}

.medical-table th {
  padding: var(--medical-space-md);
  text-align: left;
  font-size: var(--medical-text-sm);
  font-weight: var(--medical-font-semibold);
  color: var(--medical-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--medical-border);
}

.medical-table td {
  padding: var(--medical-space-md);
  border-bottom: 1px solid var(--medical-border-light);
}

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

.medical-table tbody tr:hover {
  background: var(--medical-surface-hover);
}

.medical-table tbody tr:last-child td {
  border-bottom: none;
}

/* Badge Component */
.medical-badge {
  display: inline-flex;
  align-items: center;
  padding: var(--medical-space-xs) var(--medical-space-sm);
  font-size: var(--medical-text-xs);
  font-weight: var(--medical-font-medium);
  border-radius: var(--medical-radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.medical-badge-default {
  background: var(--medical-bg-tertiary);
  color: var(--medical-text-secondary);
}

.medical-badge-success {
  background: var(--medical-success-light);
  color: var(--medical-success-dark);
}

.medical-badge-warning {
  background: var(--medical-warning-light);
  color: var(--medical-warning-dark);
}

.medical-badge-error {
  background: var(--medical-error-light);
  color: var(--medical-error-dark);
}

.medical-badge-info {
  background: var(--medical-info-light);
  color: var(--medical-info-dark);
}

/* Priority Badge Styles */
.priority-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--medical-space-xs) var(--medical-space-sm);
  font-size: var(--medical-text-sm);
  font-weight: var(--medical-font-bold);
  border-radius: var(--medical-radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-left: var(--medical-space-xs);
  min-width: 60px;
  text-align: center;
  background: transparent;
  border: 2px solid;
}

/* Priority badge styling is now dynamic via admin configuration */

/* Priority column auto-sizing */
.priority-column {
  width: 1% !important;
  white-space: nowrap !important;
}

/* Date input calendar icon styling */
.medical-input[type="date"]::-webkit-calendar-picker-indicator {
  cursor: pointer;
  /* Use filter to change the icon color to blue */
  filter: invert(27%) sepia(93%) saturate(1344%) hue-rotate(188deg) brightness(103%) contrast(98%);
  /* Make the icon bigger */
  width: 20px;
  height: 20px;
  transform: scale(1.3);
}

.medical-input[type="date"]::-webkit-calendar-picker-indicator:hover {
  /* Darker blue on hover */
  filter: invert(20%) sepia(100%) saturate(1800%) hue-rotate(188deg) brightness(95%) contrast(105%);
}

/* Ensure the calendar icon is visible */
.medical-input[type="date"] {
  color-scheme: light;
  position: relative;
}

/* Keep the input field normal size like other inputs */
.medical-input[type="date"] {
  font-size: 14px; /* Same as other medical inputs */
  zoom: 1; /* Normal input size */
}

/* Scale up just the font size which affects calendar popup size */
.medical-input[type="date"]::-webkit-datetime-edit {
  font-size: 14px; /* Keep input text normal */
}

/* When the calendar is opened, use a larger font size for the popup */
.medical-input[type="date"]:focus {
  font-size: 28px; /* 2x larger - affects popup calendar */
}

.medical-input[type="date"]:focus::-webkit-datetime-edit {
  font-size: 14px; /* But keep the input text normal even when focused */
}

/* Alert Component */
.medical-alert {
  padding: var(--medical-space-md) var(--medical-space-lg);
  border-radius: var(--medical-radius-md);
  border: 1px solid;
  margin-bottom: var(--medical-space-lg);
  display: flex;
  align-items: flex-start;
  gap: var(--medical-space-md);
}

.medical-alert-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
}

.medical-alert-content {
  flex: 1;
}

.medical-alert-title {
  font-weight: var(--medical-font-semibold);
  margin-bottom: var(--medical-space-xs);
}

.medical-alert-success {
  background: var(--medical-success-light);
  border-color: var(--medical-success);
  color: var(--medical-success-dark);
}

.medical-alert-warning {
  background: var(--medical-warning-light);
  border-color: var(--medical-warning);
  color: var(--medical-warning-dark);
}

.medical-alert-error {
  background: var(--medical-error-light);
  border-color: var(--medical-error);
  color: var(--medical-error-dark);
}

.medical-alert-info {
  background: var(--medical-info-light);
  border-color: var(--medical-info);
  color: var(--medical-info-dark);
}

/* Loading States */
.medical-skeleton {
  background: linear-gradient(
    90deg,
    var(--medical-bg-tertiary) 25%,
    var(--medical-border-light) 50%,
    var(--medical-bg-tertiary) 75%
  );
  background-size: 200% 100%;
  animation: medical-skeleton-loading 1.5s ease-in-out infinite;
  border-radius: var(--medical-radius-md);
}

@keyframes medical-skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.medical-spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--medical-border);
  border-top-color: var(--medical-accent);
  border-radius: 50%;
  animation: medical-spin 0.8s linear infinite;
}

@keyframes medical-spin {
  to { transform: rotate(360deg); }
}

/* Medical-Specific Components */

/* Patient ID Display */
.medical-patient-id {
  font-family: var(--medical-font-mono);
  font-weight: var(--medical-font-semibold);
  color: var(--medical-accent);
  letter-spacing: 0.05em;
}

/* Modality Badge */
.medical-modality {
  display: inline-flex;
  align-items: center;
  padding: var(--medical-space-xs) var(--medical-space-sm);
  font-size: var(--medical-text-xs);
  font-weight: var(--medical-font-bold);
  color: white;
  border-radius: var(--medical-radius-sm);
  text-transform: uppercase;
}

.medical-modality-ct { background: #059669; }
.medical-modality-mr { background: #7C3AED; }
.medical-modality-cr { background: #0891B2; }
.medical-modality-us { background: #DC2626; }
.medical-modality-dx { background: #2563EB; }
.medical-modality-xa { background: #DB2777; }

/* Study Status Indicators */
.medical-status {
  display: inline-flex;
  align-items: center;
  gap: var(--medical-space-xs);
}

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

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

.medical-status-pending .medical-status-dot {
  background: var(--medical-warning);
  animation: medical-pulse 2s ease-in-out infinite;
}

.medical-status-error .medical-status-dot {
  background: var(--medical-error);
}

@keyframes medical-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* Priority Indicators */
.medical-priority-stat {
  color: var(--medical-stat);
  font-weight: var(--medical-font-bold);
}

.medical-priority-urgent {
  color: var(--medical-urgent);
  font-weight: var(--medical-font-bold);
}

.medical-priority-routine {
  color: var(--medical-routine);
}

/* ============================================
   MODAL COMPONENTS
   ============================================ */

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--medical-z-modal);
    justify-content: center;
    align-items: center;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(4px);
}

.modal.medical-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--medical-z-modal);
    justify-content: center;
    align-items: center;
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
}

.modal-content {
    position: relative;
    background: var(--medical-surface);
    border-radius: var(--medical-radius-lg);
    padding: 0;
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--medical-shadow-xl);
}

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

.modal-header h3 {
    margin: 0;
    color: var(--medical-text-primary);
}

.modal-close {
    background: none;
    border: none;
    font-size: var(--medical-text-xl);
    cursor: pointer;
    color: var(--medical-text-secondary);
    padding: var(--medical-space-sm);
    border-radius: var(--medical-radius-sm);
    transition: var(--medical-transition-fast);
}

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

.modal-content form {
    padding: var(--medical-space-xl);
}

.modal-content .form-group {
    margin-bottom: var(--medical-space-lg);
}

.file-upload-area {
    position: relative;
    border: 2px dashed var(--medical-border);
    border-radius: var(--medical-radius-lg);
    padding: var(--medical-space-2xl);
    text-align: center;
    transition: var(--medical-transition-normal);
    cursor: pointer;
    background: var(--medical-surface);
}

.file-upload-area:hover,
.file-upload-area.drag-over {
    border-color: var(--medical-accent);
    background: var(--medical-accent-light);
}

.file-upload-area input[type="file"] {
    position: absolute;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

.file-upload-label {
    cursor: pointer;
    display: block;
}

.upload-icon {
    font-size: var(--medical-text-2xl);
    margin-bottom: var(--medical-space-sm);
}

.upload-text {
    color: var(--medical-text-primary);
}

.upload-text strong {
    color: var(--medical-accent);
}

.selected-file {
    margin-top: var(--medical-space-lg);
    padding: var(--medical-space-lg);
    background: var(--medical-success-light);
    border-radius: var(--medical-radius-md);
    color: var(--medical-success-dark);
    text-align: left;
}

.upload-progress {
    margin: var(--medical-space-lg) 0;
}

.progress-bar-container {
    width: 100%;
    height: 8px;
    background: var(--medical-border);
    border-radius: var(--medical-radius-sm);
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--medical-accent);
    width: 0%;
    transition: width var(--medical-transition-normal);
}

.progress-text {
    display: block;
    margin-top: var(--medical-space-sm);
    color: var(--medical-text-secondary);
    text-align: center;
}

.modal-actions {
    display: flex;
    gap: var(--medical-space-lg);
    justify-content: flex-end;
    margin-top: var(--medical-space-xl);
    padding-top: var(--medical-space-lg);
    border-top: 1px solid var(--medical-border);
}

.admin-controls {
    margin: var(--medical-space-lg) 0;
    padding: var(--medical-space-lg);
    background: var(--medical-warning-light);
    border-radius: var(--medical-radius-lg);
    border-left: 4px solid var(--medical-warning);
}

.upload-report-btn {
    background: var(--medical-success);
    color: white;
    border: none;
    padding: var(--medical-space-md) var(--medical-space-xl);
    border-radius: var(--medical-radius-md);
    cursor: pointer;
    font-weight: var(--medical-font-medium);
    transition: var(--medical-transition-normal);
    width: 100%;
}

.upload-report-btn:hover {
    background: var(--medical-success-dark);
    transform: translateY(-1px);
}

.upload-report-btn:disabled {
    background: var(--medical-text-disabled);
    cursor: not-allowed;
    transform: none;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

/* Tablet (768px - 1024px) */
@media (max-width: 1024px) {
  .container {
    max-width: 100%;
    padding: 0 var(--medical-space-md);
  }
  
  .grid-cols-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  
  .grid-cols-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* Mobile (< 768px) */
@media (max-width: 768px) {
  :root {
    --medical-text-base: 0.9375rem; /* 15px */
  }
  
  .container {
    padding: 0 var(--medical-space-sm);
  }
  
  .grid-cols-2,
  .grid-cols-3,
  .grid-cols-4 {
    grid-template-columns: 1fr;
  }
  
  .medical-table {
    font-size: var(--medical-text-sm);
  }
  
  .medical-table th,
  .medical-table td {
    padding: var(--medical-space-sm);
  }
  
  /* Hide non-essential columns on mobile */
  .hide-mobile {
    display: none;
  }
  
  /* Modal responsive styles */
  .modal-content {
    width: 95%;
    margin: var(--medical-space-lg);
  }
  
  .modal-actions {
    flex-direction: column;
  }
  
  .file-upload-area {
    padding: var(--medical-space-xl);
  }
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
  body {
    background: white;
    color: black;
  }
  
  .medical-card {
    box-shadow: none;
    border: 1px solid #ddd;
  }
  
  .no-print {
    display: none !important;
  }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */

/* Focus visible for keyboard navigation */
:focus-visible {
  outline: 2px solid var(--medical-accent);
  outline-offset: 2px;
}

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

/* Priority Context Menu */
.priority-context-menu {
    position: fixed;
    background: color-mix(in srgb, var(--medical-surface) 90%, white 10%);
    border: 1px solid var(--medical-border);
    border-radius: var(--medical-radius-md);
    box-shadow: var(--medical-shadow-lg);
    padding: var(--medical-space-xs);
    z-index: 9999;
    min-width: 140px;
    display: none;
}

.priority-submenu {
    position: absolute;
    left: 100%;
    top: 0;
    background: color-mix(in srgb, var(--medical-surface) 90%, white 10%);
    border: 1px solid var(--medical-border);
    border-radius: var(--medical-radius-md);
    box-shadow: var(--medical-shadow-lg);
    padding: var(--medical-space-xs);
    min-width: 140px;
    display: none;
    margin-left: 2px;
}

.priority-menu-item {
    display: flex;
    align-items: center;
    padding: var(--medical-space-sm);
    cursor: pointer;
    border-radius: var(--medical-radius-sm);
    transition: background-color var(--medical-transition-fast);
    font-size: var(--medical-text-base);
    gap: var(--medical-space-sm);
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    color: white;
}

.priority-menu-item:hover {
    background: var(--medical-surface-hover);
}

.priority-menu-item.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.priority-menu-item.has-submenu::after {
    content: "▶";
    margin-left: auto;
    font-size: 0.75em;
    opacity: 0.7;
}

.priority-menu-item:hover .priority-submenu {
    display: block;
}

.priority-menu-separator {
    height: 1px;
    background: var(--medical-border-light);
    margin: var(--medical-space-xs) 0;
}

/* High contrast mode adjustments */
@media (prefers-contrast: high) {
  :root {
    --medical-border: #000;
    --medical-text-secondary: #000;
  }

  [data-theme="dark"] {
    --medical-border: #fff;
    --medical-text-secondary: #fff;
  }
}