/* ==========================================================================
   DESIGN SYSTEM - MODERN HOSPITAL EXECUTIVE PORTAL
   ========================================================================== */

:root {
  /* Color Palette - Navy / Slate Base */
  --slate-950: #020617;
  --slate-900: #0f172a;
  --slate-850: #131d33;
  --slate-800: #1e293b;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748b;
  --slate-400: #94a3b8;
  --slate-300: #cbd5e1;
  --slate-200: #e2e8f0;
  --slate-100: #f1f5f9;
  --slate-50:  #f8fafc;
  --white:     #ffffff;

  /* Medical Blue Accent */
  --medical-900: #0c4a6e;
  --medical-800: #075985;
  --medical-700: #0369a1;
  --medical-600: #0284c7;
  --medical-500: #0ea5e9;
  --medical-400: #38bdf8;
  --medical-100: #e0f2fe;
  --medical-50:  #f0f9ff;

  /* Semantic Feedback Colors */
  --success-700: #047857;
  --success-600: #059669;
  --success-500: #10b981;
  --success-100: #d1fae5;
  --success-50:  #ecfdf5;

  --warning-700: #b45309;
  --warning-600: #d97706;
  --warning-500: #f59e0b;
  --warning-100: #fef3c7;
  --warning-50:  #fffbeb;

  --danger-700: #b91c1c;
  --danger-600: #dc2626;
  --danger-500: #ef4444;
  --danger-100: #fee2e2;
  --danger-50:  #fef2f2;

  --info-700: #1d4ed8;
  --info-600: #2563eb;
  --info-100: #dbeafe;
  --info-50:  #eff6ff;

  /* Surfaces & Borders */
  --bg-app: #f8fafc;
  --bg-card: #ffffff;
  --bg-subtle: #f1f5f9;
  --border-subtle: #e2e8f0;
  --border-medium: #cbd5e1;
  --border-focus: #0284c7;

  /* Typography */
  --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-code: 'JetBrains Mono', monospace;

  /* Shadows */
  --shadow-xs: 0 1px 2px 0 rgba(15, 23, 42, 0.04);
  --shadow-sm: 0 1px 3px 0 rgba(15, 23, 42, 0.07), 0 1px 2px -1px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.07), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.04);

  /* Border Radii */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 350ms cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Reset & Base Setup */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-family);
  background-color: var(--bg-app);
  color: var(--slate-800);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  outline: none;
}

input, select, textarea {
  font-family: inherit;
  font-size: 0.9375rem;
}

/* Container */
.app-container {
  width: 100%;
  max-width: 1380px;
  margin: 0 auto;
  padding: 24px 24px 64px 24px;
}

@media (max-width: 768px) {
  .app-container {
    padding: 16px 16px 48px 16px;
  }
}

/* Common UI Utilities */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.badge-active {
  background-color: var(--success-50);
  color: var(--success-700);
  border: 1px solid var(--success-100);
}

.badge-active::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--success-500);
}

.badge-coming-soon {
  background-color: var(--slate-100);
  color: var(--slate-600);
  border: 1px solid var(--slate-200);
}

.badge-coming-soon::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--slate-400);
}

.badge-high {
  background-color: var(--danger-50);
  color: var(--danger-700);
  border: 1px solid var(--danger-100);
}

.badge-medium {
  background-color: var(--warning-50);
  color: var(--warning-700);
  border: 1px solid var(--warning-100);
}

.badge-low {
  background-color: var(--info-50);
  color: var(--info-700);
  border: 1px solid var(--info-100);
}

/* Icon Wrap */
.icon-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.btn-primary {
  background-color: var(--medical-600);
  color: var(--white);
  box-shadow: 0 1px 2px rgba(2, 132, 199, 0.2);
}

.btn-primary:hover {
  background-color: var(--medical-700);
  box-shadow: 0 2px 4px rgba(2, 132, 199, 0.3);
}

.btn-secondary {
  background-color: var(--white);
  color: var(--slate-700);
  border: 1px solid var(--slate-200);
}

.btn-secondary:hover {
  background-color: var(--slate-50);
  border-color: var(--slate-300);
  color: var(--slate-900);
}

.btn-ghost {
  background-color: transparent;
  color: var(--slate-600);
}

.btn-ghost:hover {
  background-color: var(--slate-100);
  color: var(--slate-900);
}

/* Toast Notifications */
#toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  min-width: 320px;
  max-width: 440px;
  background-color: var(--slate-900);
  color: var(--white);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  font-weight: 500;
  animation: toastSlideIn 250ms cubic-bezier(0.16, 1, 0.3, 1) forwards;
  border-left: 4px solid var(--medical-500);
}

.toast.toast-warning {
  border-left-color: var(--warning-500);
}

.toast.toast-success {
  border-left-color: var(--success-500);
}

.toast.toast-info {
  border-left-color: var(--medical-500);
}

.toast-icon {
  flex-shrink: 0;
  color: var(--medical-400);
}

.toast-message {
  flex: 1;
}

.toast-close {
  color: var(--slate-400);
  cursor: pointer;
  padding: 2px;
}

.toast-close:hover {
  color: var(--white);
}

@keyframes toastSlideIn {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes toastFadeOut {
  from {
    opacity: 1;
    transform: translateY(0);
  }
  to {
    opacity: 0;
    transform: translateY(12px);
  }
}

/* Loading Skeleton */
.skeleton {
  background: linear-gradient(90deg, #f1f5f9 25%, #e2e8f0 50%, #f1f5f9 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}