/* =====================================================
   Gaming Page v4.0 - 游戏化成长页面
   ===================================================== */

/* ===== 等级卡片 ===== */
.level-card {
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  margin-bottom: var(--space-4);
  position: relative;
  overflow: hidden;
}

.level-card::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 160px;
  height: 160px;
  background: rgba(255,255,255,0.06);
  border-radius: 50%;
}

.level-icon {
  font-size: 48px;
  line-height: 1;
  margin-bottom: var(--space-3);
  position: relative;
  z-index: 1;
}

.level-name {
  font-size: var(--text-2xl);
  font-weight: var(--font-extrabold);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-1);
  position: relative;
  z-index: 1;
}

.level-number {
  font-size: var(--text-lg);
  opacity: 0.8;
  margin-bottom: var(--space-4);
  position: relative;
  z-index: 1;
}

.level-xp-bar {
  height: 10px;
  background: rgba(255,255,255,0.2);
  border-radius: var(--radius-full);
  overflow: hidden;
  position: relative;
  z-index: 1;
}

.level-xp-fill {
  height: 100%;
  background: var(--accent-gradient);
  border-radius: var(--radius-full);
  transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.level-xp-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: linear-gradient(to bottom, rgba(255,255,255,0.3), transparent);
  border-radius: var(--radius-full) var(--radius-full) 0 0;
}

.level-xp-text {
  font-size: var(--text-xs);
  opacity: 0.75;
  margin-top: var(--space-2);
  position: relative;
  z-index: 1;
}

/* ===== 连击卡片 ===== */
.streak-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  border: 1px solid var(--border);
  margin-bottom: var(--space-4);
}

.streak-display {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.streak-fire-icon {
  font-size: 40px;
  line-height: 1;
  animation: pulse 1.5s ease infinite;
}

.streak-number {
  font-size: var(--text-3xl);
  font-weight: var(--font-extrabold);
  color: var(--streak-fire);
  line-height: 1;
  letter-spacing: -0.02em;
}

.streak-label {
  text-align: center;
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  margin-bottom: var(--space-4);
}

.streak-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

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

.streak-stat-value {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--text);
  line-height: 1.2;
}

.streak-stat-label {
  font-size: 10px;
  color: var(--text-tertiary);
  margin-top: 2px;
}

.streak-protection {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--border-light);
}

.streak-protection-label {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--text-secondary);
  flex: 1;
}

.streak-protection-shields {
  display: flex;
  gap: 4px;
}

.shield-icon {
  font-size: 20px;
  line-height: 1;
  opacity: 0.3;
  transition: var(--transition);
}

.shield-icon.active {
  opacity: 1;
}

.shield-count {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
}

/* ===== 徽章网格 ===== */
.badge-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
}

.badge-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-3);
  background: var(--bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  text-align: center;
  transition: all var(--transition);
}

.badge-item.earned {
  background: var(--card);
  border-color: var(--accent);
  box-shadow: 0 0 12px rgba(245, 158, 11, 0.15);
}

.badge-item.locked {
  opacity: 0.5;
}

.badge-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.badge-icon {
  font-size: 28px;
  line-height: 1;
}

.badge-name {
  font-size: 10px;
  font-weight: var(--font-medium);
  color: var(--text-secondary);
  line-height: 1.3;
}

.badge-progress {
  font-size: 10px;
  color: var(--text-tertiary);
}

.badge-item.earned .badge-progress {
  color: var(--success);
}

/* ===== XP图表 ===== */
.xp-chart-container {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 120px;
  padding-top: var(--space-3);
}

.xp-chart-bar {
  flex: 1;
  min-height: 2px;
  background: var(--primary);
  border-radius: 2px 2px 0 0;
  transition: height 0.3s ease;
  position: relative;
  cursor: pointer;
}

.xp-chart-bar.empty {
  background: var(--bg-secondary);
}

.xp-chart-bar:hover {
  opacity: 0.8;
}

/* ===== 排行榜 ===== */
.leaderboard-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.leaderboard-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  background: var(--bg);
  border-radius: var(--radius);
  transition: var(--transition-fast);
}

.leaderboard-item:hover {
  background: var(--bg-secondary);
}

.leaderboard-rank {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--font-bold);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  flex-shrink: 0;
}

.leaderboard-rank.gold {
  background: linear-gradient(135deg, #F59E0B, #FCD34D);
  color: #fff;
}

.leaderboard-rank.silver {
  background: linear-gradient(135deg, #94A3B8, #CBD5E1);
  color: #fff;
}

.leaderboard-rank.bronze {
  background: linear-gradient(135deg, #B45309, #D97706);
  color: #fff;
}

.leaderboard-info {
  flex: 1;
  min-width: 0;
}

.leaderboard-name {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.leaderboard-meta {
  font-size: 10px;
  color: var(--text-tertiary);
  margin-top: 2px;
}

.leaderboard-xp {
  font-size: var(--text-base);
  font-weight: var(--font-extrabold);
  color: var(--accent);
  flex-shrink: 0;
}

/* ===== XP交易记录 ===== */
.xp-tx-list {
  display: flex;
  flex-direction: column;
}

.xp-tx-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--border-light);
}

.xp-tx-item:last-child {
  border-bottom: none;
}

.xp-tx-icon {
  font-size: var(--text-lg);
  line-height: 1;
  flex-shrink: 0;
}

.xp-tx-info {
  flex: 1;
  min-width: 0;
}

.xp-tx-name {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--text);
}

.xp-tx-time {
  font-size: 10px;
  color: var(--text-tertiary);
  margin-top: 2px;
}

.xp-tx-amount {
  font-size: var(--text-sm);
  font-weight: var(--font-bold);
  color: var(--success);
  flex-shrink: 0;
}