:root {
  --primary: #1a3d5c;
  --accent: #e67e22;
  --bg: #f8f9fa;
  --text: #333;
  --card-bg: #ffffff;
  --border: #eee;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.site-header {
  background: #fff;
  border-bottom: 1px solid var(--border);
  padding: 15px 0;
  margin-bottom: 40px;
}
.header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}
.logo {
  font-size: 1.5em;
  font-weight: bold;
  color: var(--primary);
  text-decoration: none;
}
.hub-btn {
  background: var(--primary);
  color: #fff;
  padding: 6px 12px;
  border-radius: 4px;
  text-decoration: none;
  font-size: 0.9em;
}
nav a {
  color: #555;
  text-decoration: none;
  margin-right: 15px;
  font-weight: 500;
}
nav a:hover {
  color: var(--primary);
}

/* Cards & Layout */
.hero {
  text-align: center;
  margin-bottom: 40px;
}
.hero h1 {
  color: var(--primary);
  font-size: 2.2em;
  margin-bottom: 10px;
}
.hero p {
  font-size: 1.1em;
  color: #666;
}

.card {
  background: var(--card-bg);
  border-radius: 8px;
  padding: 25px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.05);
  margin-bottom: 20px;
}

/* Tables */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95em;
}
.data-table th {
  background: #f0f4f8;
  color: var(--primary);
  text-align: left;
  padding: 12px 10px;
  font-size: 0.85em;
  text-transform: uppercase;
}
.data-table td {
  padding: 12px 10px;
  border-bottom: 1px solid var(--border);
}
.data-table td a {
  color: var(--primary);
  font-weight: 600;
  text-decoration: none;
}
.data-table td a:hover {
  text-decoration: underline;
}

/* Score Badges */
.score-badge {
  display: inline-block;
  padding: 4px 8px;
  border-radius: 4px;
  font-weight: bold;
  color: #fff;
  font-size: 0.85em;
}
.score-high { background: #27ae60; }
.score-mid { background: #f39c12; }
.score-low { background: #c0392b; }

/* Footer */
.site-footer {
  text-align: center;
  margin-top: 60px;
  padding: 30px 20px;
  border-top: 1px solid var(--border);
  font-size: 0.85em;
  color: #888;
}
.disclaimer {
  margin-top: 15px;
  font-size: 0.9em;
  line-height: 1.5;
}