* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; padding: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif; color: #1a1a1a; background: #f6f7f9; }
a { color: #2563eb; text-decoration: none; }
a:hover { text-decoration: underline; }
.muted { color: #666; font-weight: normal; font-size: 0.9em; }

.site-header { background: #0f172a; color: #f8fafc; padding: 1.5rem 1rem; }
.header-inner { max-width: 1280px; margin: 0 auto; }
.site-header h1 { margin: 0 0 0.25rem 0; font-size: 1.75rem; letter-spacing: -0.01em; }
.site-header .tagline { margin: 0 0 0.5rem 0; color: #cbd5e1; font-size: 1rem; }
.site-header .meta { margin: 0; color: #94a3b8; font-size: 0.85rem; }
.site-header .meta a { color: #93c5fd; }

.tabs { max-width: 1280px; margin: 0 auto; padding: 0 1rem; display: flex; gap: 0.25rem; border-bottom: 1px solid #d1d5db; background: #f6f7f9; position: sticky; top: 0; z-index: 5; }
.tab { background: transparent; border: none; padding: 0.85rem 1.25rem; font-size: 1rem; cursor: pointer; color: #475569; border-bottom: 3px solid transparent; font-weight: 500; }
.tab:hover { color: #0f172a; }
.tab.active { color: #0f172a; border-bottom-color: #0f172a; }

main { max-width: 1280px; margin: 0 auto; padding: 1rem; }

.controls { display: flex; gap: 1rem; align-items: flex-start; margin-bottom: 1rem; flex-wrap: wrap; }
#search { flex: 1; min-width: 240px; padding: 0.65rem 0.85rem; font-size: 1rem; border: 1px solid #d1d5db; border-radius: 6px; background: white; }
#search:focus { outline: 2px solid #2563eb; outline-offset: -1px; border-color: transparent; }

.legend { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.legend-item { display: inline-flex; align-items: center; gap: 0.4rem; padding: 0.35rem 0.6rem; border-radius: 999px; background: white; border: 1px solid #e5e7eb; cursor: pointer; font-size: 0.8rem; user-select: none; }
.legend-item:hover { border-color: #94a3b8; }
.legend-item.active { background: #0f172a; color: white; border-color: #0f172a; }
.legend-swatch { width: 12px; height: 12px; border-radius: 3px; }

.map-panel { display: grid; grid-template-columns: 2fr 1fr; gap: 1rem; background: white; border-radius: 8px; border: 1px solid #e5e7eb; padding: 1rem; margin-bottom: 1rem; }
@media (max-width: 900px) { .map-panel { grid-template-columns: 1fr; } }

#map-container { width: 100%; }
#us-map { width: 100%; height: auto; display: block; }
#us-map .state { stroke: #ffffff; stroke-width: 0.75; cursor: pointer; transition: opacity 0.15s; }
#us-map .state:hover { opacity: 0.75; }
#us-map .state.selected { stroke: #0f172a; stroke-width: 2; }
#us-map .state.no-data { fill: #f1f5f9; }

.about-panel { margin-bottom: 1rem; }
.about-content p { font-size: 0.88rem; line-height: 1.55; color: #334155; margin: 0.3rem 0; }
.about-content ul { font-size: 0.88rem; line-height: 1.55; color: #334155; padding-left: 1.25rem; margin: 0.25rem 0; }
.about-content li { margin-bottom: 0.15rem; }

.about-hero { background: #0f172a; color: #f8fafc; border-radius: 8px; padding: 1.25rem 2rem; margin-bottom: 0.75rem; }
.about-hero h2 { margin: 0 0 0.4rem 0; font-size: 1.4rem; color: #f8fafc; letter-spacing: -0.01em; }
.about-hero p { color: #cbd5e1; font-size: 0.95rem; line-height: 1.5; margin: 0; }
.about-hero strong { color: #f8fafc; }

.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; margin-bottom: 0.75rem; }
@media (max-width: 800px) { .about-grid { grid-template-columns: 1fr; } }

.about-card { background: #f0f4ff; border: 1px solid #bfdbfe; border-radius: 8px; padding: 1rem 1.25rem; }
.about-card h3 { margin: 0 0 0.35rem 0; font-size: 1rem; color: #0f172a; }

.about-disclaimer { padding: 0.85rem 1.25rem; background: #fef3c7; border: 1px solid #f59e0b; border-radius: 8px; margin-bottom: 0.75rem; }
.about-disclaimer h3 { margin: 0 0 0.3rem 0; color: #92400e; font-size: 1rem; }
.about-disclaimer p { color: #451a03; }

.about-github { margin: 0; font-size: 0.95rem; text-align: center; }
.about-github a { font-weight: 600; }

.detail-panel { background: #f8fafc; border-radius: 6px; padding: 1rem; max-height: 480px; overflow-y: auto; }
.detail-panel h2 { margin: 0 0 0.75rem 0; font-size: 1.1rem; }
.detail-rule { background: white; border: 1px solid #e5e7eb; border-radius: 6px; padding: 0.75rem; margin-bottom: 0.5rem; border-left: 4px solid #94a3b8; }
.detail-rule h3 { margin: 0 0 0.25rem 0; font-size: 0.95rem; }
.detail-rule .meta-row { font-size: 0.8rem; color: #64748b; margin-bottom: 0.4rem; }
.detail-rule .summary {
  font-size: 0.85rem;
  line-height: 1.5;
  margin: 0.5rem 0;
  padding: 0.55rem 0.75rem;
  background: #f8fafc;
  border-left: 3px solid #cbd5e1;
  color: #334155;
  font-style: italic;
  white-space: pre-wrap;
}
.detail-rule .summary.plain { font-style: normal; background: transparent; border-left: none; padding: 0; }
#rules-table td.summary-cell {
  font-style: italic;
  color: #334155;
  max-width: 30rem;
  white-space: pre-wrap;
}
#rules-table td.summary-cell.plain { font-style: normal; }
.detail-rule .category-pill { display: inline-block; padding: 0.15rem 0.5rem; border-radius: 999px; font-size: 0.75rem; color: white; margin-right: 0.3rem; }
.detail-rule .pending-flag { display: inline-block; padding: 0.1rem 0.4rem; background: #fef3c7; color: #92400e; border-radius: 4px; font-size: 0.7rem; margin-left: 0.3rem; }

.trend-panel { background: white; border-radius: 8px; border: 1px solid #e5e7eb; padding: 1rem; margin-bottom: 1rem; }
.trend-panel h2 { margin: 0 0 0.75rem 0; font-size: 1.1rem; }

.table-panel { background: white; border-radius: 8px; border: 1px solid #e5e7eb; padding: 1rem; margin-bottom: 1rem; }
.table-panel h2 { margin: 0 0 0.75rem 0; font-size: 1.1rem; }
.table-wrapper { overflow-x: auto; }
#rules-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
#rules-table th { text-align: left; padding: 0.5rem; border-bottom: 2px solid #e5e7eb; cursor: pointer; user-select: none; background: #f8fafc; position: sticky; top: 0; }
#rules-table th:hover { background: #f1f5f9; }
#rules-table td { padding: 0.5rem; border-bottom: 1px solid #f1f5f9; vertical-align: top; }
#rules-table tr.row-tinted { border-left: 4px solid #94a3b8; }
#rules-table .category-cell { white-space: nowrap; }
#rules-table .category-pill { display: inline-block; padding: 0.15rem 0.5rem; border-radius: 999px; font-size: 0.7rem; color: white; }

.news-panel { background: white; border-radius: 8px; border: 1px solid #e5e7eb; padding: 1rem; margin-bottom: 1rem; }
.news-panel h2 { margin: 0 0 0.75rem 0; font-size: 1.1rem; }
.news-card { display: block; padding: 1rem; border: 1px solid #e5e7eb; border-radius: 6px; margin-bottom: 0.75rem; background: #fafbfc; text-decoration: none; color: inherit; transition: box-shadow 0.15s, transform 0.15s; }
.news-card:hover { box-shadow: 0 2px 8px rgba(0,0,0,0.07); transform: translateY(-1px); text-decoration: none; }
.news-card h3 { margin: 0 0 0.25rem 0; font-size: 1rem; color: #0f172a; line-height: 1.35; }
.news-card .news-meta { font-size: 0.8rem; color: #64748b; margin-bottom: 0.4rem; }
.news-card .news-summary { font-size: 0.9rem; line-height: 1.45; color: #334155; margin: 0.3rem 0 0.5rem 0; }
.news-card .news-tags { display: flex; flex-wrap: wrap; gap: 0.3rem; }
.news-card .news-tag { display: inline-block; padding: 0.15rem 0.55rem; border-radius: 999px; font-size: 0.7rem; background: #e0e7ff; color: #3730a3; }
.news-card .news-tag.incident { background: #fee2e2; color: #991b1b; }
.news-card .news-tag.policy { background: #dcfce7; color: #166534; }
.news-card .related-rule-hint { margin-top: 0.4rem; font-size: 0.75rem; color: #0369a1; }

#last-updated-relative { margin-left: 0.35rem; }

footer { max-width: 1280px; margin: 0 auto; padding: 2rem 1rem; color: #64748b; font-size: 0.85rem; text-align: center; }