:root {
  --bg: #1f2a24;          /* dark green-gray */
  --card-bg: #2e3b34;     /* slightly lighter charcoal */
  --accent: #cbbf8f;      /* soft gold */
  --text: #f5f5f5;
  --muted: #999;
  --border: #3d4a43;
  --font: 'Segoe UI', sans-serif;
}

body {
  margin: 0;
  font-family: var(--font);
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 1rem;
}

.site-header, .site-footer {
  background: var(--card-bg);
  padding: 1rem;
  text-align: center;
  border-bottom: 1px solid var(--border);
}

.site-header h1 {
  margin: 0;
  font-size: 1.75rem;
  color: var(--accent);
}

.site-footer p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--muted);
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.5rem;
  margin-bottom: 1rem;
  box-shadow: 0 2px 6px rgba(0,0,0,0.3);
}

.card a {
color: var(--accent);
}

.card h2 {
  color: var(--accent);
  margin-top: 0;
  font-size: 1.1rem;
  font-weight: 500;
}

section.card {
    text-align: center;
}

.explainer-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.5rem;
  margin-bottom: 2rem;
  box-shadow: 0 2px 6px rgba(0,0,0,0.3);
  text-align: left; /* Overrides centered text of general cards */
}

.explainer-card a {
  color: var(--accent); /* Matches card link styling */
}

.hcp-summary {
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  flex-wrap: wrap;
}

.hcp-summary .card {
  flex: 1;
  min-width: 150px;
  text-align: center;
  padding: 1.25rem;
}

.hcp-summary .card p {
  font-size: 2.5rem;
  font-weight: bold;
  font-family: 'Georgia', serif;
  color: var(--accent);
  margin: 0.5rem 0 0;
}

.chart-controls {
  margin-bottom: 1rem;
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: flex-end;
}

.chart-controls label {
  color: var(--muted);
}

select {
  background-color: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 0.4rem 0.75rem;
  border-radius: 4px;
}

canvas {
  background: #1a221d;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.5rem;
}

.table-wrapper {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
  background-color: var(--card-bg);
  color: var(--text);
}

th, td {
  padding: 0.75rem;
  border: 1px solid var(--border);
  text-align: center;
}

th {
  background: #243229;
  color: var(--accent);
  font-weight: bold;
}

tr:hover {
  background-color: #2a3a31;
}

.table-scroll {
  max-height: 360px;
  overflow-y: auto;
  border-radius: 6px;
  scrollbar-width: thin;
  scrollbar-color: #888 transparent;
}

.table-scroll::-webkit-scrollbar {
  width: 8px;
}

.table-scroll::-webkit-scrollbar-thumb {
  background-color: #666;
  border-radius: 10px;
}

.table-scroll::-webkit-scrollbar-track {
  background: transparent;
}

th.asc::after {
  content: " ▲";
  color: var(--accent);
}
th.desc::after {
  content: " ▼";
  color: var(--accent);
}