/* leaderboard-styles.css - extracted from inline <style> in leaderboard.html */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
:root {
  --primary: #00d4ff;
  --secondary: #8a2be2;
  --accent: #ff6b35;
  --success: #10b981;
  --danger: #ef4444;
  --warning: #f59e0b;
  --dark: #0a0a0a;
  --light: #1a1a2e;
  --text: #ffffff;
  --card-bg: rgba(26, 26, 46, 0.8);
}
body {
  font-family:
    Inter,
    -apple-system,
    BlinkMacSystemFont,
    'Segoe UI',
    sans-serif;
  background: radial-gradient(
    ellipse at center,
    #0a0a0a 0,
    #1a1a2e 50%,
    #16213e 100%
  );
  min-height: 100vh;
  color: var(--text);
  padding: 2rem;
}
.container {
  max-width: 1400px;
  margin: 0 auto;
}
.header {
  text-align: center;
  margin-bottom: 3rem;
}
.header h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.back-btn {
  display: inline-block;
  margin-bottom: 2rem;
  padding: 0.75rem 1.5rem;
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid var(--primary);
  border-radius: 12px;
  color: var(--text);
  text-decoration: none;
  transition: all 0.3s;
}
.back-btn:hover {
  background: rgba(0, 212, 255, 0.2);
  transform: translateX(-5px);
}