/* 
 * Review of Health Data Sharing Mechanism and Data Governance
 * Updated CSS with Economy Terminology
 */

/* ======= Base Styles & Variables ======= */
:root {
  /* Modern Color Palette */
  --primary-color: #2563eb;
  --primary-dark: #1e40af;
  --primary-light: #60a5fa;
  --secondary-color: #10b981;
  --secondary-dark: #047857;
  --secondary-light: #34d399;
  --neutral-900: #111827;
  --neutral-800: #1f2937;
  --neutral-700: #374151;
  --neutral-600: #4b5563;
  --neutral-500: #6b7280;
  --neutral-400: #9ca3af;
  --neutral-300: #d1d5db;
  --neutral-200: #e5e7eb;
  --neutral-100: #f3f4f6;
  --neutral-50: #f9fafb;
  --error-color: #ef4444;
  --warning-color: #f59e0b;
  --info-color: #3b82f6;
  --success-color: #10b981;
  
  /* Typography */
  --heading-font: 'Inter', 'Roboto', sans-serif;
  --body-font: 'Inter', 'Open Sans', sans-serif;
  
  /* Ultra Compact Spacing */
  --spacing-xs: 0.25rem;   /* 4px */
  --spacing-sm: 0.5rem;    /* 8px */
  --spacing-md: 0.75rem;   /* 12px */
  --spacing-lg: 1rem;      /* 16px */
  --spacing-xl: 1.5rem;    /* 24px */
  --spacing-xxl: 2rem;     /* 32px */
  
  /* Modern Border Radius */
  --border-radius-sm: 4px;
  --border-radius-md: 6px;
  --border-radius-lg: 8px;
  --border-radius-xl: 12px;
  
  /* Refined Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  
  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.25s ease-in-out;
}

/* Box Sizing */
*, *::before, *::after {
  box-sizing: border-box;
}

/* Base HTML Elements */
html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--body-font);
  line-height: 1.5;
  color: var(--neutral-800);
  background-color: var(--neutral-50);
  overflow-x: hidden;
  margin: 0;
  padding: 0;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--heading-font);
  margin-top: 0;
  line-height: 1.2;
  color: var(--neutral-900);
  font-weight: 600;
  letter-spacing: -0.01em;
}

h1 {
  font-size: 1.75rem;
  margin-bottom: var(--spacing-md);
}

h2 {
  font-size: 1.375rem;
  margin-bottom: var(--spacing-sm);
}

h3 {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-sm);
}

h4 {
  font-size: 1rem;
  margin-bottom: var(--spacing-xs);
}

p {
  margin-top: 0;
  margin-bottom: var(--spacing-md);
  color: var(--neutral-700);
  font-size: 0.9375rem;
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover, a:focus {
  color: var(--primary-dark);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  padding-left: var(--spacing-lg);
  margin-top: 0;
  margin-bottom: var(--spacing-md);
  color: var(--neutral-700);
  font-size: 0.9375rem;
}

/* Utility Classes */
.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.section {
  padding: var(--spacing-lg) 0;
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-lg);
  position: relative;
  font-weight: 700;
  color: var(--neutral-900);
  font-size: 1.375rem;
}

.section-title:after {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background-color: var(--primary-color);
  margin: var(--spacing-xs) auto 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 500;
  text-align: center;
  white-space: nowrap;
  vertical-align: middle;
  user-select: none;
  border: 1px solid transparent;
  padding: 0.375rem 0.75rem;
  font-size: 0.8125rem;
  line-height: 1.5;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.btn-primary {
  color: white;
  background-color: var(--primary-color);
  border-color: var(--primary-color);
}

.btn-primary:hover, .btn-primary:focus {
  color: white;
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
  text-decoration: none;
}

.btn-secondary {
  color: white;
  background-color: var(--secondary-color);
  border-color: var(--secondary-color);
}

.btn-secondary:hover, .btn-secondary:focus {
  color: white;
  background-color: var(--secondary-dark);
  border-color: var(--secondary-dark);
  text-decoration: none;
}

.btn-small {
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
}

/* ======= Header ======= */
.site-header {
  /* Removed from the normal flow to eliminate top space */
  display: none;
}

/* ======= Hero Section ======= */
.hero {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
  color: white;
  padding: var(--spacing-md) 0;
  position: relative;
  margin-top: 0; /* Ensure no top margin */
}

.hero .container {
  position: relative;
  z-index: 2;
  text-align: center;
}

.hero h1 {
  color: white;
  margin-bottom: 0;
  font-size: 1.75rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* ======= Economies Section (renamed from Countries) ======= */
.economies {
  background-color: white;
  padding-top: var(--spacing-md); /* Reduced top padding */
}

.economy-search {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md); /* Reduced bottom margin */
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

#economySearch {
  padding: 0.5rem;
  border: 1px solid var(--neutral-300);
  border-radius: var(--border-radius-md);
  font-size: 0.875rem;
  width: 100%;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

#economySearch:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.filter-container {
  display: flex;
  gap: var(--spacing-md);
}

#regionFilter {
  padding: 0.5rem;
  border: 1px solid var(--neutral-300);
  border-radius: var(--border-radius-md);
  font-size: 0.875rem;
  width: 100%;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  background-color: white;
  cursor: pointer;
}

#regionFilter:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.economies-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--spacing-md);
}

.economy-card {
  background-color: white;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  flex-direction: column;
  height: 100%;
  border: 1px solid var(--neutral-200);
}

.economy-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.economy-flag {
  height: 120px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--neutral-100);
}

.economy-flag img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.economy-info {
  padding: var(--spacing-sm);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.economy-name {
  margin-bottom: 0;
  font-size: 1rem;
  font-weight: 600;
}

.economy-region {
  color: var(--neutral-500);
  margin-bottom: var(--spacing-sm);
  font-size: 0.8125rem;
}

.view-profile {
  margin-top: auto;
  align-self: flex-start;
}

.loading-indicator {
  text-align: center;
  padding: var(--spacing-lg);
  color: var(--neutral-500);
  font-size: 0.875rem;
}

/* ======= Footer ======= */
.site-footer {
  background-color: var(--neutral-800);
  color: var(--neutral-300);
  padding: var(--spacing-sm) 0;
  text-align: center;
}

.copyright {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--neutral-400);
}

/* ======= Economy Profile Page (renamed from Country Profile) ======= */
.economy-header {
  background-color: var(--primary-color);
  color: white;
  padding: var(--spacing-sm) 0;
  margin-top: 0; /* Ensure no top margin */
}

.breadcrumbs {
  margin-bottom: var(--spacing-sm);
  font-size: 0.75rem;
}

.breadcrumbs a {
  color: rgba(255, 255, 255, 0.8);
}

.breadcrumbs a:hover {
  color: white;
}

.economy-header-content {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.economy-flag-large {
  width: 75px;
  height: 50px;
  overflow: hidden;
  border-radius: var(--border-radius-sm);
  box-shadow: var(--shadow-md);
  flex-shrink: 0;
}

.economy-flag-large img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.economy-title h1 {
  color: white;
  margin-bottom: 0;
  font-size: 1.375rem;
}

.economy-region {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.8125rem;
  margin-bottom: 0;
}

/* Data Classification Section */
.data-classification {
  background-color: white;
  padding-top: var(--spacing-md); /* Reduced top padding */
}

.classification-content {
  margin-bottom: var(--spacing-md);
}

.classification-table-container {
  overflow-x: auto;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--neutral-200);
}

.classification-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8125rem;
}

.classification-table th,
.classification-table td {
  padding: 0.625rem;
  text-align: left;
  border-bottom: 1px solid var(--neutral-200);
}

.classification-table th {
  background-color: var(--neutral-100);
  color: var(--neutral-700);
  font-weight: 600;
  white-space: nowrap;
}

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

.classification-table tr:hover td {
  background-color: var(--neutral-50);
}

/* Sensitivity level indicators */
.sensitivity-high {
  color: var(--error-color);
  font-weight: 500;
}

.sensitivity-medium {
  color: var(--warning-color);
  font-weight: 500;
}

.sensitivity-low {
  color: var(--success-color);
  font-weight: 500;
}

/* Framework Tabs */
.framework-tabs {
  margin-top: var(--spacing-md);
}

.tabs-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1px;
  margin-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--neutral-200);
}

.tab-btn {
  padding: 0.375rem 0.75rem;
  background-color: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  font-weight: 500;
  font-size: 0.8125rem;
  color: var(--neutral-600);
  transition: all var(--transition-fast);
}

.tab-btn:hover {
  color: var(--primary-color);
}

.tab-btn.active {
  color: var(--primary-color);
  border-bottom-color: var(--primary-color);
}

.tab-content {
  background-color: white;
  border-radius: var(--border-radius-md);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--neutral-200);
}

.tab-pane {
  display: none;
}

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

.framework-item {
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--neutral-200);
}

.framework-item:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.framework-item h4 {
  color: var(--primary-dark);
  margin-bottom: var(--spacing-xs);
}

/* Policies Section */
.policies-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}

.policy-card {
  background-color: white;
  border-radius: var(--border-radius-md);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-sm);
  border-left: 3px solid var(--primary-color);
  border: 1px solid var(--neutral-200);
}

.policy-title {
  margin-bottom: var(--spacing-xs);
  color: var(--primary-dark);
  font-size: 1.0625rem;
}

.policy-description {
  font-size: 0.875rem;
  margin-bottom: var(--spacing-xs);
}

.policy-year {
  font-size: 0.8125rem;
  color: var(--neutral-600);
  margin-top: var(--spacing-xs);
  margin-bottom: 0;
}

.policy-status {
  display: inline-block;
  padding: 0.1875rem 0.375rem;
  border-radius: var(--border-radius-sm);
  font-size: 0.75rem;
  font-weight: 500;
  margin-top: var(--spacing-xs);
}

.status-active {
  background-color: rgba(16, 185, 129, 0.1);
  color: var(--success-color);
}

.status-pending {
  background-color: rgba(245, 158, 11, 0.1);
  color: var(--warning-color);
}

.status-inactive {
  background-color: rgba(239, 68, 68, 0.1);
  color: var(--error-color);
}

/* Case Studies Section */
.case-study {
  background-color: white;
  border-radius: var(--border-radius-md);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--spacing-md);
  border: 1px solid var(--neutral-200);
}

.case-study:last-child {
  margin-bottom: 0;
}

.case-study-title {
  margin-bottom: var(--spacing-xs);
  color: var(--primary-dark);
  font-size: 1.0625rem;
}

.case-study-summary {
  font-size: 0.875rem;
  margin-bottom: var(--spacing-sm);
}

.case-study-outcomes {
  margin-top: var(--spacing-sm);
}

.case-study-outcomes h4 {
  font-size: 0.9375rem;
  margin-bottom: var(--spacing-xs);
  color: var(--neutral-700);
}

.case-study-outcomes ul {
  margin-bottom: 0;
  font-size: 0.875rem;
}

.case-study-outcomes li {
  margin-bottom: var(--spacing-xs);
}

/* Skeleton Loading Animation */
.skeleton-loading {
  position: relative;
  overflow: hidden;
  background-color: var(--neutral-100);
  border-radius: var(--border-radius-sm);
}

.skeleton-loading::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  transform: translateX(-100%);
  background-image: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0,
    rgba(255, 255, 255, 0.2) 20%,
    rgba(255, 255, 255, 0.5) 60%,
    rgba(255, 255, 255, 0)
  );
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  100% {
    transform: translateX(100%);
  }
}

/* ======= Media Queries ======= */
@media (min-width: 640px) {
  .economy-search {
    flex-direction: row;
  }
  
  #economySearch {
    flex: 2;
  }
  
  .filter-container {
    flex: 1;
  }
  
  .policies-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .section {
    padding: var(--spacing-lg) 0;
  }
  
  h1 {
    font-size: 2rem;
  }
  
  .hero h1 {
    font-size: 2.25rem;
  }
  
  .economy-title h1 {
    font-size: 1.5rem;
  }
}

@media (min-width: 1024px) {
  .section {
    padding: var(--spacing-xl) 0;
  }
  
  .policies-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}