* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  background: #0a0a0a;
  color: #f0f0f0;
  font-family: 'Segoe UI', sans-serif;
  display: flex;
  justify-content: center;
  padding: 30px 20px;
  min-height: 100vh;
}

.container {
  width: 100%;
  max-width: 600px;
}

.header { margin-bottom: 28px; }

.back {
  display: inline-block;
  color: #c9a84c;
  font-size: 0.82rem;
  text-decoration: none;
  margin-bottom: 16px;
}

h1 { color: #c9a84c; font-size: 1.5rem; margin-bottom: 4px; }
.subtitle { color: #555; font-size: 0.85rem; margin-bottom: 0; }

.stats-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 24px;
}

.stat-card {
  background: #111;
  border: 1px solid #1e1e1e;
  border-radius: 12px;
  padding: 16px;
  text-align: center;
}

.stat-num {
  font-size: 1.8rem;
  font-weight: bold;
  color: #c9a84c;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.75rem;
  color: #444;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.chart-card {
  background: #111;
  border: 1px solid #1e1e1e;
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 16px;
}

.chart-card h2 {
  font-size: 1rem;
  color: #c9a84c;
  margin-bottom: 4px;
}

.chart-sub {
  font-size: 0.78rem;
  color: #444;
  margin-bottom: 16px;
}

canvas { max-height: 220px; }

.empty {
  color: #333;
  font-size: 0.82rem;
  text-align: center;
  padding: 20px 0;
  display: none;
}