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

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: #1a1a1a;
  background: #fafafa;
  line-height: 1.6;
}

/* Navigation */
.site-nav {
  display: flex;
  gap: 0;
  background: #1a1a2e;
  padding: 0 24px;
  font-size: 14px;
}
.site-nav a {
  color: #aab;
  text-decoration: none;
  padding: 12px 16px;
  border-bottom: 3px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}
.site-nav a:hover { color: #fff; }
.site-nav a.active {
  color: #fff;
  border-bottom-color: #4fc3f7;
}

/* Main content */
main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 24px 48px;
}

h1 { font-size: 28px; margin: 0 0 12px; color: #111; }
h2 { font-size: 20px; margin: 32px 0 8px; color: #222; }
h3 { font-size: 16px; margin: 24px 0 6px; color: #333; }
h4 { font-size: 14px; margin: 16px 0 4px; color: #444; }

p, li { font-size: 14px; color: #444; }
a { color: #1976D2; }

code {
  background: #f0f0f0;
  padding: 2px 5px;
  border-radius: 3px;
  font-size: 13px;
}

hr {
  border: none;
  border-top: 2px dotted orange;
  width: 80%;
  margin: 24px auto;
}

/* Chart cards */
.card {
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 16px;
  background: white;
  overflow: auto;
}

.loading {
  color: #999;
  font-size: 14px;
  padding: 40px;
  text-align: center;
}

/* Summary table */
.summary-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.summary-table th {
  background: #f5f5f5;
  border-bottom: 2px solid #ddd;
  padding: 8px 12px;
  text-align: left;
  font-weight: 600;
  color: #333;
}
.summary-table td {
  border-bottom: 1px solid #eee;
  padding: 6px 12px;
  color: #444;
}
.summary-table tbody tr:hover { background: #fafafa; }

/* Buttons — neutral base so chart toolbar buttons stay readable */
button {
  padding: 8px 16px;
  background: #fff;
  color: #333;
  border: 1px solid #ccc;
  border-radius: 5px;
  font-size: 13px;
  cursor: pointer;
  font-weight: 500;
}

/* Accent buttons (export panel, standalone actions) */
#export-panel button {
  background: #1976D2;
  color: white;
  border: none;
}
#export-panel button:hover { background: #1565C0; }

/* Details/summary */
details { margin: 16px 0; }
details summary {
  cursor: pointer;
  font-size: 14px;
  color: #333;
}

/* Footer */
footer {
  font-size: 13px;
  color: #888;
  padding-top: 8px;
}

/* ===== Analytical Table Pages ===== */

/* Stats cards row */
.stats-row {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.stat-card {
  background: white;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 12px 20px;
  min-width: 110px;
  text-align: center;
}
.stat-card .stat-value {
  font-size: 24px;
  font-weight: bold;
  color: #111;
}
.stat-card .stat-label {
  font-size: 11px;
  color: #666;
  margin-top: 2px;
}

/* View toggle */
.view-toggle {
  display: flex;
  gap: 4px;
  margin-bottom: 14px;
}
.view-toggle button {
  padding: 6px 14px;
  border-radius: 4px;
  font-size: 13px;
}
.view-toggle button.active {
  background: #1976D2;
  color: white;
  border-color: #1976D2;
}

/* Filter bar */
.filter-bar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 16px;
  padding: 12px 16px;
  background: #f8f9fa;
  border-radius: 8px;
  border: 1px solid #e0e0e0;
}
.filter-bar select,
.filter-bar input[type="text"] {
  padding: 6px 10px;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 13px;
  font-family: inherit;
  background: white;
}
.filter-bar select { min-width: 140px; }
.filter-bar input[type="text"] { min-width: 180px; flex: 1; }
.filter-bar label {
  font-size: 12px;
  font-weight: 600;
  color: #555;
  white-space: nowrap;
}
.filter-count {
  font-size: 12px;
  color: #666;
  margin-left: auto;
}

/* Sortable table */
.anal-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.anal-table th {
  background: #f5f5f5;
  border-bottom: 2px solid #ddd;
  padding: 8px 10px;
  text-align: left;
  font-weight: 600;
  color: #333;
  cursor: pointer;
  user-select: none;
  position: relative;
  white-space: nowrap;
}
.anal-table th:hover { background: #eee; }
.anal-table th .sort-arrow {
  font-size: 10px;
  color: #999;
  margin-left: 4px;
}
.anal-table th.sort-active .sort-arrow { color: #1976D2; }
.anal-table td {
  border-bottom: 1px solid #eee;
  padding: 6px 10px;
  color: #444;
  vertical-align: top;
}
.anal-table tbody tr { cursor: pointer; }
.anal-table tbody tr:hover { background: #f5f8ff; }

/* Expandable detail row */
.detail-row td {
  background: #f8f9fa;
  padding: 12px 16px;
  border-bottom: 2px solid #e0e0e0;
  cursor: default;
}
.detail-row:hover { background: inherit; }

/* Tag chips */
.chip {
  display: inline-block;
  padding: 2px 7px;
  margin: 1px 2px;
  border-radius: 3px;
  font-size: 11px;
  white-space: nowrap;
  border: 1px solid rgba(0,0,0,0.1);
}
.chip-overflow {
  display: inline-block;
  padding: 2px 5px;
  font-size: 10px;
  color: #666;
}

/* Sentiment badges */
.badge-positive { background: #dcfce7; color: #166534; }
.badge-negative { background: #fef2f2; color: #991b1b; }
.badge-mixed    { background: #fefce8; color: #854d0e; }
.badge-neutral  { background: #f3f4f6; color: #374151; }

/* Type badges */
.badge-academic_paper  { background: #e0e7ff; color: #3730a3; }
.badge-blog_post       { background: #fef3c7; color: #92400e; }
.badge-report          { background: #d1fae5; color: #065f46; }
.badge-news_analysis   { background: #f3e8ff; color: #6b21a8; }
.badge-audit           { background: #fce7f3; color: #9d174d; }

/* Severity badges */
.badge-critical { background: #fef2f2; color: #dc2626; font-weight: 700; }
.badge-high     { background: #fff7ed; color: #ea580c; font-weight: 700; }
.badge-medium   { background: #fefce8; color: #ca8a04; font-weight: 700; }

/* Export button */
.export-btn {
  background: #1976D2;
  color: white;
  border: none;
  padding: 7px 16px;
  border-radius: 4px;
  font-size: 13px;
  cursor: pointer;
}
.export-btn:hover { background: #1565C0; }

/* Truncated text */
.truncate {
  max-width: 300px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Wider main for report pages */
.wide-main {
  max-width: 1400px;
}