/* leaderboard.css - Clean styled with dark/light mode support */
@import url('https://fonts.googleapis.com/css2?family=Nova+Square&display=swap');

body {
  font-family: 'Nova Square', sans-serif;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 800px;
  padding: 30px;
  margin-left: 350px;
  margin-top: 100px;
  background-color: rgba(42, 42, 42, 0.5);
  border-radius: 10px;
  box-shadow: 0 0 30px rgba(31, 195, 151, 0.27);
  max-height: 700px;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

:root.light-mode .container {
  background-color: rgba(240, 240, 240, 0.8);
  box-shadow: 0 0 30px rgba(31, 195, 151, 0.2);
}

h1 {
  text-align: center;
  font-size: 3rem;
  margin-top: 8rem;
  margin-bottom: 2rem;
  color: var(--primary-color);
}

.leaderboard-table {
  width: 100%;
  border-collapse: collapse;
  border-radius: 10px;
  margin-top: 10px;
  overflow: hidden;
  background-color: rgba(31, 31, 31, 0.7);
  box-shadow: 0 0 10px rgba(31, 195, 151, 0.33);
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

:root.light-mode .leaderboard-table {
  background-color: rgba(255, 255, 255, 0.9);
  box-shadow: 0 0 10px rgba(31, 195, 151, 0.2);
}

.leaderboard-table th,
.leaderboard-table td {
  padding: 1.2rem;
  text-align: center;
  font-size: 1.4rem;
  border-bottom: 1px solid #333;
  color: var(--text-color);
  transition: border-color 0.3s ease;
}

:root.light-mode .leaderboard-table th,
:root.light-mode .leaderboard-table td {
  border-bottom: 1px solid #ddd;
}

.leaderboard-table th {
  background-color: rgba(31, 195, 151, 0.13);
  color: var(--primary-color);
  font-size: 1.5rem;
}

.leaderboard-table tr:nth-child(even) {
  background-color: rgba(41, 41, 41, 0.5);
  transition: background-color 0.3s ease;
}

:root.light-mode .leaderboard-table tr:nth-child(even) {
  background-color: rgba(240, 240, 240, 0.5);
}

.leaderboard-table tr:hover {
  background-color: rgba(51, 51, 51, 0.7);
  transition: 0.3s ease-in-out;
}

:root.light-mode .leaderboard-table tr:hover {
  background-color: rgba(220, 220, 220, 0.7);
}

.text-center {
  text-align: center;
}

.btn {
  display: inline-block;
  margin-top: 2rem;
  margin-bottom: 4rem;
  padding: 12px 10px;
  font-size: 1.4rem;
  background-color: var(--primary-color);
  color: var(--bg-color);
  border: none;
  border-radius: 8px;
  text-decoration: none;
  transition: background-color 0.2s ease-in-out;
}

.btn:hover {
  background-color: #17a17c;
  cursor: pointer;
}

footer {
  text-align: center;
  padding: 10px 0;
  font-size: 1.2rem;
  color: #888;
  background: transparent;
  margin-top: 30px;
}

.highlight-user {
  background-color: rgba(31, 195, 151, 0.2) !important;
  font-weight: bold;
}

.empty-state {
  text-align: center;
  padding: 50px 0;
}

.empty-icon {
  font-size: 4rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
  opacity: 0.5;
}

.action-buttons {
  display: flex;
  align-items: center;
  margin-top: 1rem;
  padding: 5px;
}

.secondary-btn {
  background-color: transparent;
  border: 2px solid var(--primary-color);
  color: var(--text-color);
}

:root.light-mode .secondary-btn {
  color: var(--text-color);
}

@media screen and (max-width: 1024px) {
  .container {
    max-width: 90%;
    margin: 100px auto;
    padding: 20px;
  }
}

@media screen and (max-width: 768px) {
  .container {
    margin: 80px auto;
    padding: 15px;
    max-height: none;
  }
  
  h1 {
    font-size: 2.5rem;
    margin-top: 3rem;
  }
  
  .leaderboard-table th,
  .leaderboard-table td {
    padding: 0.8rem;
    font-size: 1.2rem;
  }
  
  .leaderboard-table th {
    font-size: 1.3rem;
  }
  
  .btn {
    font-size: 1.2rem;
  }
}