/* Premium UI Enhancements */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700&display=swap');

body {
  font-family: 'Inter', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background: linear-gradient(135deg, #fdfbfb 0%, #ebedee 100%);
  color: #1c1e21;
}

/* Typography Enhancements */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  letter-spacing: -0.02em;
}

h1 {
  background: linear-gradient(90deg, #1f78b4 0%, #6a3d9a 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

/* Glassmorphism Cards & Panels */
.case-card, .summary-band, .dictionary-record {
  background: rgba(255, 255, 255, 0.65) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.4) !important;
  border-radius: 12px !important;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.case-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
}

/* Micro-animations */
a {
  transition: color 0.2s ease, opacity 0.2s ease;
}

a:hover {
  opacity: 0.8;
  color: #1f78b4;
}

.metric-value {
  font-family: 'Outfit', sans-serif;
  background: linear-gradient(135deg, #2a9d8f 0%, #1f78b4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.badge-row span {
  transition: all 0.2s ease;
}

.badge-row span:hover {
  transform: scale(1.05);
}

/* Inputs and Forms */
input[type="text"], select, .observablehq-input {
  border-radius: 8px !important;
  border: 1px solid rgba(0, 0, 0, 0.1) !important;
  background: rgba(255, 255, 255, 0.8) !important;
  transition: all 0.2s ease !important;
  font-family: 'Inter', sans-serif;
}

input[type="text"]:focus, select:focus {
  outline: none;
  border-color: #1f78b4 !important;
  box-shadow: 0 0 0 3px rgba(31, 120, 180, 0.15) !important;
}


/* Dark Mode Support via prefers-color-scheme */
@media (prefers-color-scheme: dark) {
  body {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: #e2e8f0;
  }
  
  .case-card, .summary-band, .dictionary-record {
    background: rgba(30, 41, 59, 0.65) !important;
    border: 1px solid rgba(255, 255, 255, 0.05) !important;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
  }
  
  h1 {
    background: linear-gradient(90deg, #60a5fa 0%, #c084fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
  }
  
  input[type="text"], select, .observablehq-input {
    background: rgba(15, 23, 42, 0.6) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    color: #e2e8f0 !important;
  }
}

/* 
 * ----------------------------------------
 * UX & Accessibility (A11y) Enhancements
 * ----------------------------------------
 */

/* Smooth Scrolling */
html {
  scroll-behavior: smooth;
}

/* Premium Custom Scrollbars */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: rgba(156, 163, 175, 0.5);
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(107, 114, 128, 0.8);
}

/* Responsive Tables */
table {
  width: 100%;
  border-collapse: collapse;
}
.observablehq table, .table-container {
  display: block;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* Focus States for Keyboard Navigation */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, summary:focus-visible {
  outline: 2px solid #1f78b4 !important;
  outline-offset: 2px !important;
  border-radius: 4px;
}

/* Clickable affordances */
summary {
  cursor: pointer;
  user-select: none;
}
button, label, select {
  cursor: pointer;
}