/* ═══════ Cards / Panels ═══════ */
.card {
  background: #ffffff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.10);
  margin-bottom: 16px;
}

[data-theme="dark"] .card {
  background: var(--bg-card);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.card-header {
  padding: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border);
}

.card-header h3 {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

.card-body {
  padding: 16px;
}

/* ═══════ Stat Categories ═══════ */
.stat-category {
  background: #ffffff;
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.10);
}

[data-theme="dark"] .stat-category {
  background: var(--bg-card);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.stat-category-header {
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.stat-category-value {
  font-size: 28px;
  font-weight: 700;
  font-family: monospace;
  color: var(--accent);
}

.stat-category-label {
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-top: 2px;
}

.stat-category-items {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: 12px;
}

.stat-card {
  padding: 8px 0;
}

.stat-card .label {
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.stat-card .value {
  font-size: 24px;
  font-weight: 700;
  font-family: monospace;
}

.stat-card .rank {
  color: var(--accent);
  font-size: 13px;
  margin-top: 4px;
}

/* ═══════ Leaderboard Table ═══════ */
.lb-table {
  width: 100%;
  border-collapse: collapse;
  background: #ffffff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.10);
}

[data-theme="dark"] .lb-table {
  background: var(--bg-card);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.lb-table th {
  text-align: left;
  padding: 12px 16px;
  font-size: 12px;
  text-transform: uppercase;
  color: var(--text-secondary);
  background: var(--bg-card);
  font-weight: 700;
  letter-spacing: 1px;
}

.lb-table td {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  font-size: 13px;
}

[data-theme="dark"] .lb-table td {
  border-top-color: var(--border);
}

.lb-table tr:hover td {
  background: var(--bg-hover);
}

.lb-table .rank-cell {
  width: 60px;
  text-align: center;
  font-weight: 700;
}

.lb-table .rank-1 { color: var(--gold); font-size: 18px; }
.lb-table .rank-2 { color: var(--silver); font-size: 16px; }
.lb-table .rank-3 { color: var(--bronze); font-size: 16px; }

.lb-table .name a {
  font-weight: 700;
  text-decoration: none;
}

.lb-table .name a:hover {
  color: var(--accent);
  text-decoration: none;
}

.lb-table .stat {
  text-align: right;
  font-family: monospace;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.lb-table .value-sub {
  display: block;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
}

/* ═══════ Tier Badges ═══════ */
.tier-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 600;
}

.tier-bronze   { background: rgba(176, 109, 40, 0.12); color: var(--tier-bronze); }
.tier-silver   { background: rgba(136, 136, 136, 0.12); color: var(--tier-silver); }
.tier-gold     { background: rgba(212, 168, 0, 0.12);   color: var(--tier-gold); }
.tier-platinum { background: rgba(100, 100, 100, 0.12);  color: var(--tier-platinum); }
.tier-diamond  { background: rgba(60, 60, 60, 0.12);     color: var(--tier-diamond); }

/* ═══════ Stat Bars (Radar alternative) ═══════ */
.stat-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 6px 0;
}

.stat-bar-label {
  width: 40px;
  font-size: 11px;
  color: var(--text-secondary);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 1px;
}

.stat-bar-track {
  flex: 1;
  height: 6px;
  background: var(--bg-card);
  border-radius: 3px;
  overflow: hidden;
}

.stat-bar-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 3px;
  transition: width 0.5s ease;
}

.stat-bar-value {
  width: 32px;
  text-align: right;
  font-size: 13px;
  font-weight: 700;
  font-family: monospace;
}

/* ═══════ XP Bar ═══════ */
.xp-display {
  width: 100%;
  margin-top: 10px;
}

.xp-bar {
  width: 100%;
  height: 6px;
  background: var(--bg-card);
  border-radius: 3px;
  overflow: hidden;
}

.xp-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 3px;
  transition: width 0.4s ease;
}

.xp-text {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* ═══════ Filter Tabs ═══════ */
.tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}

.tab {
  padding: 10px 20px;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
  font-family: inherit;
}

.tab:hover {
  color: var(--text-primary);
}

.tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* ═══════ Badges ═══════ */
.badges-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 10px;
}

.badge-card {
  background: #ffffff;
  border-radius: var(--radius);
  padding: 12px;
  text-align: center;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.10);
}

[data-theme="dark"] .badge-card {
  background: var(--bg-card);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.badge-card.locked { opacity: 0.35; }
.badge-card .icon { font-size: 28px; margin-bottom: 6px; }
.badge-card .name {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.badge-card .desc {
  font-size: 11px;
  color: var(--text-secondary);
  margin-top: 2px;
  letter-spacing: 0.5px;
}

/* ═══════ Heatmap ═══════ */
.heatmap-wrapper {
  background: var(--bg-secondary);
  border-radius: var(--radius);
  padding: 16px;
  overflow: hidden;
}

.heatmap-grid {
  display: grid;
  grid-template-rows: repeat(7, 12px);
  grid-auto-flow: column;
  grid-auto-columns: 12px;
  gap: 3px;
}

.heatmap-tile {
  width: 12px;
  height: 12px;
  border-radius: 2px;
}

.heatmap-tile[data-level="0"] { background: rgba(0, 0, 0, 0.04); }
.heatmap-tile[data-level="1"] { background: rgba(0, 0, 0, 0.12); }
.heatmap-tile[data-level="2"] { background: rgba(0, 0, 0, 0.28); }
.heatmap-tile[data-level="3"] { background: rgba(0, 0, 0, 0.50); }
.heatmap-tile[data-level="4"] { background: #222; }

[data-theme="dark"] .heatmap-tile[data-level="0"] { background: rgba(255, 255, 255, 0.04); }
[data-theme="dark"] .heatmap-tile[data-level="1"] { background: rgba(255, 255, 255, 0.15); }
[data-theme="dark"] .heatmap-tile[data-level="2"] { background: rgba(255, 255, 255, 0.35); }
[data-theme="dark"] .heatmap-tile[data-level="3"] { background: rgba(255, 255, 255, 0.6); }
[data-theme="dark"] .heatmap-tile[data-level="4"] { background: #e0e0e0; }

.heatmap-legend {
  display: flex;
  align-items: center;
  gap: 4px;
  justify-content: flex-end;
  margin-top: 8px;
  font-size: 11px;
  color: var(--text-secondary);
}

/* ═══════ Buttons ═══════ */
.btn {
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 6px;
  padding: 8px 16px;
  font-size: 11px;
  cursor: pointer;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-family: inherit;
}

.btn:hover { opacity: 0.85; }

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

/* ═══════ Auth ═══════ */
.auth-bar {
  padding: 0 24px;
  max-width: 900px;
  margin: 0 auto;
}

.auth-form {
  background: #ffffff;
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.10);
  margin-bottom: 24px;
}

[data-theme="dark"] .auth-form {
  background: var(--bg-card);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.auth-form input {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 13px;
  font-family: inherit;
  outline: none;
}

.auth-form input:focus {
  border-color: var(--accent);
}

.auth-form input::placeholder {
  color: var(--text-secondary);
}

/* ═══════ Loading ═══════ */
.loading {
  text-align: center;
  padding: 48px;
  color: var(--text-secondary);
}

.loading::after {
  content: '';
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--accent);
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-left: 8px;
  vertical-align: middle;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ═══════ Empty State ═══════ */
.empty {
  text-align: center;
  color: var(--text-secondary);
  padding: 48px;
  font-size: 13px;
}

/* ═══════ Streak ═══════ */
.streak-display {
  background: var(--bg-secondary);
  border-radius: var(--radius);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.streak-icon { font-size: 24px; }
.streak-count { font-size: 20px; font-weight: 700; }
.streak-label { font-size: 12px; color: var(--text-secondary); }

/* ═══════ Avatar ═══════ */
.avatar {
  width: 80px;
  height: 80px;
  background: var(--accent-glow);
  border: 2px solid var(--text-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  flex-shrink: 0;
}

.avatar-sm {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-secondary);
}