/* ============================================
   RITHM - Leaderboard Styles
   ============================================ */

.leaderboard-container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 2rem;
}

@media (min-width: 1024px) {
  .leaderboard-container {
    max-width: 1200px;
  }
}

.leaderboard-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.leaderboard-header h1 {
  font-size: 2.25rem;
  margin-bottom: 0.5rem;
}

.leaderboard-header p {
  color: var(--text-secondary);
  font-size: 1.05rem;
}

.play-game-link {
  display: inline-block;
  margin-top: 0.75rem;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  color: #fff;
  font-weight: 500;
  font-size: 0.95rem;
  text-decoration: none;
  transition: background 0.2s ease, transform 0.2s ease;
}

.play-game-link:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
}

.play-game-link i {
  margin-right: 0.35rem;
}

/* ── Filters Toolbar ─────────────────────── */

.leaderboard-filters {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 0;
}

.game-select {
  padding: 0.6rem 2rem 0.6rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: var(--input-bg);
  color: var(--text-primary);
  font-size: 0.9rem;
  font-family: inherit;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23a0a6a2' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  transition: border-color 0.15s ease;
}

.game-select:hover {
  border-color: var(--color-primary);
}

.game-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-focus);
}

.game-select option {
  background: var(--bg-surface);
  color: var(--text-primary);
}

/* ── Difficulty Toggle ───────────────────── */

.difficulty-btn {
  padding: 0.6rem 1.25rem;
  border: 1px solid var(--border-color);
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  margin: 0;
}

.difficulty-btn:first-child {
  border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.difficulty-btn:last-child {
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.difficulty-btn:not(:last-child) {
  border-right: none;
}

.difficulty-btn:hover {
  background: var(--input-bg);
  color: var(--text-primary);
  text-decoration: none;
}

.difficulty-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
}

/* ── Period Toggle ───────────────────────── */

.period-btn {
  padding: 0.6rem 1.25rem;
  border: 1px solid var(--border-color);
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  margin: 0;
}

.period-btn:first-child {
  border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.period-btn:last-child {
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.period-btn:not(:last-child) {
  border-right: none;
}

.period-btn:hover {
  background: var(--input-bg);
  color: var(--text-primary);
  text-decoration: none;
}

.period-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

/* ── Friends Toggle ──────────────────────── */

.friends-toggle-group {
  margin-left: auto;
}

.friends-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 1.25rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
}

.friends-toggle-btn:hover {
  background: var(--input-bg);
  color: var(--text-primary);
  border-color: var(--color-primary);
  text-decoration: none;
}

.friends-toggle-btn.active {
  background: rgba(94, 106, 210, 0.15);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

@media (max-width: 768px) {
  .friends-toggle-group {
    margin-left: 0;
  }
}

/* ── Leaderboard Table ───────────────────── */

.leaderboard-card {
  background: var(--bg-surface);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
}

.leaderboard-table {
  width: 100%;
  min-width: 280px;
  border-collapse: collapse;
}

.leaderboard-table th {
  text-align: left;
  padding: 1rem 1.5rem;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-color);
}

.leaderboard-table th.col-rank {
  width: 60px;
}

.leaderboard-table th.col-stat,
.leaderboard-table td.col-stat {
  text-align: right;
  min-width: 80px;
}

.leaderboard-table td {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.leaderboard-table tr:last-child td {
  border-bottom: none;
}

.leaderboard-table tbody tr:nth-child(even) {
  background: var(--surface-alpha);
}

.leaderboard-table tr:hover {
  background: var(--surface-primary);
}

.leaderboard-table tr.current-user {
  background: var(--surface-primary);
}

.leaderboard-table tr.current-user:hover {
  background: rgba(94, 106, 210, 0.15);
}

/* Pro teaser shown below a free user's truncated leaderboard */
.leaderboard-locked {
  padding: 14px 18px;
  border-top: 1px dashed var(--border-color);
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.leaderboard-locked .fa-lock {
  color: var(--text-muted);
}

.leaderboard-locked a {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
  margin-left: 4px;
}

.leaderboard-locked a:hover {
  text-decoration: underline;
}

/* ── Rank Badges ─────────────────────────── */

.rank {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.1rem;
  width: 40px;
  display: inline-block;
  text-align: center;
}

.rank-1 { color: #fbbf24; }
.rank-2 { color: #94a3b8; }
.rank-3 { color: #cd7f32; }

.rank-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-size: 0.9rem;
}

.rank-1 .rank-badge { background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%); color: #1e293b; }
.rank-2 .rank-badge { background: linear-gradient(135deg, #cbd5e1 0%, #94a3b8 100%); color: #1e293b; }
.rank-3 .rank-badge { background: linear-gradient(135deg, #cd7f32 0%, #b8860b 100%); color: var(--text-primary); }

/* ── Username & Stats ────────────────────── */

.username {
  font-weight: 600;
  color: var(--text-primary);
}

.username a {
  color: inherit;
  text-decoration: none;
}

.username a.player-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.username a:hover {
  color: var(--color-primary) !important;
  text-decoration: underline !important;
}

.leaderboard-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  min-width: 28px;
  border-radius: 50%;
  background: var(--input-bg);
  overflow: hidden;
  color: var(--text-muted);
  font-size: 0.7rem;
}

.leaderboard-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.username .you-label {
  color: var(--color-primary);
  font-size: 0.8rem;
}

.stat {
  font-family: var(--font-sans);
  color: var(--text-primary);
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.streak-icon {
  color: var(--warning);
  font-size: 0.8rem;
}

/* ── Empty State ─────────────────────────── */

.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-secondary);
}

.empty-state i {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

.empty-state .btn {
  margin-top: 1rem;
}

/* ── User Rank Card ──────────────────────── */

.user-rank-card {
  background: var(--surface-primary);
  border: 1px solid var(--border-color);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: 1rem 1.5rem;
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.user-rank-number {
  font-family: var(--font-sans);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
  flex-shrink: 0;
}

.user-rank-details {
  display: flex;
  flex-direction: column;
}

.user-rank-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.user-rank-stats {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* ── Responsive ──────────────────────────── */

@media (max-width: 768px) {
  .leaderboard-container {
    padding: 1rem;
  }

  .leaderboard-filters {
    flex-direction: column;
    gap: 0.75rem;
  }

  .leaderboard-table th,
  .leaderboard-table td {
    padding: 0.75rem 0.5rem;
  }

  .leaderboard-table th:first-child,
  .leaderboard-table td:first-child {
    width: 48px;
    padding-left: 0.75rem;
  }

  .leaderboard-table th.col-stat,
  .leaderboard-table td.col-stat {
    min-width: unset;
  }

  .hide-mobile {
    display: none;
  }
}

@media (max-width: 480px) {
  .leaderboard-container {
    padding: 0.5rem;
  }

  .leaderboard-header {
    margin-bottom: 1.5rem;
  }

  .leaderboard-header h1 {
    font-size: 1.75rem;
  }

  .leaderboard-table th,
  .leaderboard-table td {
    padding: 0.6rem 0.35rem;
  }

  .leaderboard-table th:first-child,
  .leaderboard-table td:first-child {
    width: 36px;
    padding-left: 0.5rem;
  }

  .leaderboard-table th.col-rank {
    width: 36px;
  }

  .rank {
    width: 28px;
    font-size: 0.95rem;
  }

  .rank-badge {
    width: 26px;
    height: 26px;
    font-size: 0.8rem;
  }

  .leaderboard-avatar {
    width: 24px;
    height: 24px;
    min-width: 24px;
    font-size: 0.6rem;
  }

  .username a.player-link {
    gap: 0.35rem;
    font-size: 0.85rem;
  }

  .username .you-label {
    font-size: 0.7rem;
  }

  .stat {
    font-size: 0.85rem;
  }

  .leaderboard-card {
    border-radius: var(--radius-md);
  }

  .user-rank-card {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
  }

  .period-btn {
    padding: 0.625rem 0.9rem;
    min-height: 44px;
    font-size: 0.8rem;
  }

  .difficulty-btn {
    padding: 0.625rem 0.75rem;
    min-height: 44px;
    font-size: 0.8rem;
  }

  .game-select {
    font-size: 0.85rem;
    padding: 0.5rem 1.75rem 0.5rem 0.75rem;
  }
}